Files
clang-p2996/llvm/test/Transforms/LoopVectorize/X86/load-deref-pred.ll
Florian Hahn 99d6c6d936 [VPlan] Model branch cond to enter scalar epilogue in VPlan. (#92651)
This patch moves branch condition creation to enter the scalar epilogue
loop to VPlan. Modeling the branch in the middle block also requires
modeling the successor blocks. This is done using the recently
introduced VPIRBasicBlock.

Note that the middle.block is still created as part of the skeleton and
then patched in during VPlan execution. Unfortunately the skeleton needs
to create the middle.block early on, as it is also used for induction
resume value creation and is also needed to properly update the
dominator tree during skeleton creation.

After this patch lands, I plan to move induction resume value and phi
node creation in the scalar preheader to VPlan. Once that is done, we
should be able to create the middle.block in VPlan directly.

This is a re-worked version based on the earlier
https://reviews.llvm.org/D150398 and the main change is the use of
VPIRBasicBlock.

Depends on https://github.com/llvm/llvm-project/pull/92525

PR: https://github.com/llvm/llvm-project/pull/92651
2024-07-05 10:08:42 +01:00

3457 lines
227 KiB
LLVM

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt -S -force-vector-width=4 -passes=loop-vectorize -mcpu=haswell < %s | FileCheck %s
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128-ni:1"
target triple = "x86_64-unknown-linux-gnu"
;; This file includes tests for avoiding the need for a masked.load
;; We don't need a masked.load for this due to deref facts, and can instead
;; use a plain vector load.
declare void @init(ptr nocapture nofree)
;; For ease of explanation, this one demonstrates
;; with a range check, but there are better lowering options specifically for
;; this test (i.e. reducing the iteration space of the vector copy), so
;; following tests are written more generically.
define i32 @test_explicit_pred(i64 %len) {
; CHECK-LABEL: @test_explicit_pred(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[ALLOCA:%.*]] = alloca [4096 x i32], align 4
; CHECK-NEXT: call void @init(ptr [[ALLOCA]])
; CHECK-NEXT: br i1 false, label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
; CHECK: vector.ph:
; CHECK-NEXT: [[BROADCAST_SPLATINSERT:%.*]] = insertelement <4 x i64> poison, i64 [[LEN:%.*]], i64 0
; CHECK-NEXT: [[BROADCAST_SPLAT:%.*]] = shufflevector <4 x i64> [[BROADCAST_SPLATINSERT]], <4 x i64> poison, <4 x i32> zeroinitializer
; CHECK-NEXT: br label [[VECTOR_BODY:%.*]]
; CHECK: vector.body:
; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_IND:%.*]] = phi <4 x i64> [ <i64 0, i64 1, i64 2, i64 3>, [[VECTOR_PH]] ], [ [[VEC_IND_NEXT:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP16:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI4:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP17:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI5:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP18:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI6:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP19:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[STEP_ADD:%.*]] = add <4 x i64> [[VEC_IND]], <i64 4, i64 4, i64 4, i64 4>
; CHECK-NEXT: [[STEP_ADD1:%.*]] = add <4 x i64> [[STEP_ADD]], <i64 4, i64 4, i64 4, i64 4>
; CHECK-NEXT: [[STEP_ADD2:%.*]] = add <4 x i64> [[STEP_ADD1]], <i64 4, i64 4, i64 4, i64 4>
; CHECK-NEXT: [[TMP0:%.*]] = add i64 [[INDEX]], 0
; CHECK-NEXT: [[TMP1:%.*]] = add i64 [[INDEX]], 4
; CHECK-NEXT: [[TMP2:%.*]] = add i64 [[INDEX]], 8
; CHECK-NEXT: [[TMP3:%.*]] = add i64 [[INDEX]], 12
; CHECK-NEXT: [[TMP4:%.*]] = icmp slt <4 x i64> [[VEC_IND]], [[BROADCAST_SPLAT]]
; CHECK-NEXT: [[TMP5:%.*]] = icmp slt <4 x i64> [[STEP_ADD]], [[BROADCAST_SPLAT]]
; CHECK-NEXT: [[TMP6:%.*]] = icmp slt <4 x i64> [[STEP_ADD1]], [[BROADCAST_SPLAT]]
; CHECK-NEXT: [[TMP7:%.*]] = icmp slt <4 x i64> [[STEP_ADD2]], [[BROADCAST_SPLAT]]
; CHECK-NEXT: [[TMP8:%.*]] = getelementptr i32, ptr [[ALLOCA]], i64 [[TMP0]]
; CHECK-NEXT: [[TMP9:%.*]] = getelementptr i32, ptr [[ALLOCA]], i64 [[TMP1]]
; CHECK-NEXT: [[TMP10:%.*]] = getelementptr i32, ptr [[ALLOCA]], i64 [[TMP2]]
; CHECK-NEXT: [[TMP11:%.*]] = getelementptr i32, ptr [[ALLOCA]], i64 [[TMP3]]
; CHECK-NEXT: [[TMP12:%.*]] = getelementptr i32, ptr [[TMP8]], i32 0
; CHECK-NEXT: [[TMP13:%.*]] = getelementptr i32, ptr [[TMP8]], i32 4
; CHECK-NEXT: [[TMP14:%.*]] = getelementptr i32, ptr [[TMP8]], i32 8
; CHECK-NEXT: [[TMP15:%.*]] = getelementptr i32, ptr [[TMP8]], i32 12
; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <4 x i32>, ptr [[TMP12]], align 4
; CHECK-NEXT: [[WIDE_LOAD7:%.*]] = load <4 x i32>, ptr [[TMP13]], align 4
; CHECK-NEXT: [[WIDE_LOAD8:%.*]] = load <4 x i32>, ptr [[TMP14]], align 4
; CHECK-NEXT: [[WIDE_LOAD9:%.*]] = load <4 x i32>, ptr [[TMP15]], align 4
; CHECK-NEXT: [[PREDPHI:%.*]] = select <4 x i1> [[TMP4]], <4 x i32> [[WIDE_LOAD]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI10:%.*]] = select <4 x i1> [[TMP5]], <4 x i32> [[WIDE_LOAD7]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI11:%.*]] = select <4 x i1> [[TMP6]], <4 x i32> [[WIDE_LOAD8]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI12:%.*]] = select <4 x i1> [[TMP7]], <4 x i32> [[WIDE_LOAD9]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[TMP16]] = add <4 x i32> [[VEC_PHI]], [[PREDPHI]]
; CHECK-NEXT: [[TMP17]] = add <4 x i32> [[VEC_PHI4]], [[PREDPHI10]]
; CHECK-NEXT: [[TMP18]] = add <4 x i32> [[VEC_PHI5]], [[PREDPHI11]]
; CHECK-NEXT: [[TMP19]] = add <4 x i32> [[VEC_PHI6]], [[PREDPHI12]]
; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 16
; CHECK-NEXT: [[VEC_IND_NEXT]] = add <4 x i64> [[STEP_ADD2]], <i64 4, i64 4, i64 4, i64 4>
; CHECK-NEXT: [[TMP20:%.*]] = icmp eq i64 [[INDEX_NEXT]], 4096
; CHECK-NEXT: br i1 [[TMP20]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]]
; CHECK: middle.block:
; CHECK-NEXT: [[BIN_RDX:%.*]] = add <4 x i32> [[TMP17]], [[TMP16]]
; CHECK-NEXT: [[BIN_RDX13:%.*]] = add <4 x i32> [[TMP18]], [[BIN_RDX]]
; CHECK-NEXT: [[BIN_RDX14:%.*]] = add <4 x i32> [[TMP19]], [[BIN_RDX13]]
; CHECK-NEXT: [[TMP21:%.*]] = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> [[BIN_RDX14]])
; CHECK-NEXT: br i1 true, label [[LOOP_EXIT:%.*]], label [[SCALAR_PH]]
; CHECK: scalar.ph:
; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ 4096, [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ]
; CHECK-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP21]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY]] ]
; CHECK-NEXT: br label [[LOOP:%.*]]
; CHECK: loop:
; CHECK-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[LATCH:%.*]] ]
; CHECK-NEXT: [[ACCUM:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[ACCUM_NEXT:%.*]], [[LATCH]] ]
; CHECK-NEXT: [[IV_NEXT]] = add i64 [[IV]], 1
; CHECK-NEXT: [[EARLYCND:%.*]] = icmp slt i64 [[IV]], [[LEN]]
; CHECK-NEXT: br i1 [[EARLYCND]], label [[PRED:%.*]], label [[LATCH]]
; CHECK: pred:
; CHECK-NEXT: [[ADDR:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[IV]]
; CHECK-NEXT: [[VAL:%.*]] = load i32, ptr [[ADDR]], align 4
; CHECK-NEXT: br label [[LATCH]]
; CHECK: latch:
; CHECK-NEXT: [[VAL_PHI:%.*]] = phi i32 [ 0, [[LOOP]] ], [ [[VAL]], [[PRED]] ]
; CHECK-NEXT: [[ACCUM_NEXT]] = add i32 [[ACCUM]], [[VAL_PHI]]
; CHECK-NEXT: [[EXIT:%.*]] = icmp ugt i64 [[IV]], 4094
; CHECK-NEXT: br i1 [[EXIT]], label [[LOOP_EXIT]], label [[LOOP]], !llvm.loop [[LOOP3:![0-9]+]]
; CHECK: loop_exit:
; CHECK-NEXT: [[ACCUM_NEXT_LCSSA:%.*]] = phi i32 [ [[ACCUM_NEXT]], [[LATCH]] ], [ [[TMP21]], [[MIDDLE_BLOCK]] ]
; CHECK-NEXT: ret i32 [[ACCUM_NEXT_LCSSA]]
;
entry:
%alloca = alloca [4096 x i32]
call void @init(ptr %alloca)
br label %loop
loop:
%iv = phi i64 [ 0, %entry ], [ %iv.next, %latch ]
%accum = phi i32 [ 0, %entry ], [ %accum.next, %latch ]
%iv.next = add i64 %iv, 1
%earlycnd = icmp slt i64 %iv, %len
br i1 %earlycnd, label %pred, label %latch
pred:
%addr = getelementptr inbounds i32, ptr %alloca, i64 %iv
%val = load i32, ptr %addr
br label %latch
latch:
%val.phi = phi i32 [0, %loop], [%val, %pred]
%accum.next = add i32 %accum, %val.phi
%exit = icmp ugt i64 %iv, 4094
br i1 %exit, label %loop_exit, label %loop
loop_exit:
ret i32 %accum.next
}
;; Similiar to the above, but without an analyzeable condition.
define i32 @test_explicit_pred_generic(i64 %len, ptr %test_base) {
; CHECK-LABEL: @test_explicit_pred_generic(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[ALLOCA:%.*]] = alloca [4096 x i32], align 4
; CHECK-NEXT: call void @init(ptr [[ALLOCA]])
; CHECK-NEXT: br i1 false, label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
; CHECK: vector.ph:
; CHECK-NEXT: br label [[VECTOR_BODY:%.*]]
; CHECK: vector.body:
; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP72:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI1:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP73:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI2:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP74:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI3:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP75:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[TMP0:%.*]] = add i64 [[INDEX]], 0
; CHECK-NEXT: [[TMP1:%.*]] = add i64 [[INDEX]], 1
; CHECK-NEXT: [[TMP2:%.*]] = add i64 [[INDEX]], 2
; CHECK-NEXT: [[TMP3:%.*]] = add i64 [[INDEX]], 3
; CHECK-NEXT: [[TMP4:%.*]] = add i64 [[INDEX]], 4
; CHECK-NEXT: [[TMP5:%.*]] = add i64 [[INDEX]], 5
; CHECK-NEXT: [[TMP6:%.*]] = add i64 [[INDEX]], 6
; CHECK-NEXT: [[TMP7:%.*]] = add i64 [[INDEX]], 7
; CHECK-NEXT: [[TMP8:%.*]] = add i64 [[INDEX]], 8
; CHECK-NEXT: [[TMP9:%.*]] = add i64 [[INDEX]], 9
; CHECK-NEXT: [[TMP10:%.*]] = add i64 [[INDEX]], 10
; CHECK-NEXT: [[TMP11:%.*]] = add i64 [[INDEX]], 11
; CHECK-NEXT: [[TMP12:%.*]] = add i64 [[INDEX]], 12
; CHECK-NEXT: [[TMP13:%.*]] = add i64 [[INDEX]], 13
; CHECK-NEXT: [[TMP14:%.*]] = add i64 [[INDEX]], 14
; CHECK-NEXT: [[TMP15:%.*]] = add i64 [[INDEX]], 15
; CHECK-NEXT: [[TMP16:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE:%.*]], i64 [[TMP0]]
; CHECK-NEXT: [[TMP17:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP1]]
; CHECK-NEXT: [[TMP18:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP2]]
; CHECK-NEXT: [[TMP19:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP3]]
; CHECK-NEXT: [[TMP20:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP4]]
; CHECK-NEXT: [[TMP21:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP5]]
; CHECK-NEXT: [[TMP22:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP6]]
; CHECK-NEXT: [[TMP23:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP7]]
; CHECK-NEXT: [[TMP24:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP8]]
; CHECK-NEXT: [[TMP25:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP9]]
; CHECK-NEXT: [[TMP26:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP10]]
; CHECK-NEXT: [[TMP27:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP11]]
; CHECK-NEXT: [[TMP28:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP12]]
; CHECK-NEXT: [[TMP29:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP13]]
; CHECK-NEXT: [[TMP30:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP14]]
; CHECK-NEXT: [[TMP31:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP15]]
; CHECK-NEXT: [[TMP32:%.*]] = load i1, ptr [[TMP16]], align 1
; CHECK-NEXT: [[TMP33:%.*]] = load i1, ptr [[TMP17]], align 1
; CHECK-NEXT: [[TMP34:%.*]] = load i1, ptr [[TMP18]], align 1
; CHECK-NEXT: [[TMP35:%.*]] = load i1, ptr [[TMP19]], align 1
; CHECK-NEXT: [[TMP36:%.*]] = insertelement <4 x i1> poison, i1 [[TMP32]], i32 0
; CHECK-NEXT: [[TMP37:%.*]] = insertelement <4 x i1> [[TMP36]], i1 [[TMP33]], i32 1
; CHECK-NEXT: [[TMP38:%.*]] = insertelement <4 x i1> [[TMP37]], i1 [[TMP34]], i32 2
; CHECK-NEXT: [[TMP39:%.*]] = insertelement <4 x i1> [[TMP38]], i1 [[TMP35]], i32 3
; CHECK-NEXT: [[TMP40:%.*]] = load i1, ptr [[TMP20]], align 1
; CHECK-NEXT: [[TMP41:%.*]] = load i1, ptr [[TMP21]], align 1
; CHECK-NEXT: [[TMP42:%.*]] = load i1, ptr [[TMP22]], align 1
; CHECK-NEXT: [[TMP43:%.*]] = load i1, ptr [[TMP23]], align 1
; CHECK-NEXT: [[TMP44:%.*]] = insertelement <4 x i1> poison, i1 [[TMP40]], i32 0
; CHECK-NEXT: [[TMP45:%.*]] = insertelement <4 x i1> [[TMP44]], i1 [[TMP41]], i32 1
; CHECK-NEXT: [[TMP46:%.*]] = insertelement <4 x i1> [[TMP45]], i1 [[TMP42]], i32 2
; CHECK-NEXT: [[TMP47:%.*]] = insertelement <4 x i1> [[TMP46]], i1 [[TMP43]], i32 3
; CHECK-NEXT: [[TMP48:%.*]] = load i1, ptr [[TMP24]], align 1
; CHECK-NEXT: [[TMP49:%.*]] = load i1, ptr [[TMP25]], align 1
; CHECK-NEXT: [[TMP50:%.*]] = load i1, ptr [[TMP26]], align 1
; CHECK-NEXT: [[TMP51:%.*]] = load i1, ptr [[TMP27]], align 1
; CHECK-NEXT: [[TMP52:%.*]] = insertelement <4 x i1> poison, i1 [[TMP48]], i32 0
; CHECK-NEXT: [[TMP53:%.*]] = insertelement <4 x i1> [[TMP52]], i1 [[TMP49]], i32 1
; CHECK-NEXT: [[TMP54:%.*]] = insertelement <4 x i1> [[TMP53]], i1 [[TMP50]], i32 2
; CHECK-NEXT: [[TMP55:%.*]] = insertelement <4 x i1> [[TMP54]], i1 [[TMP51]], i32 3
; CHECK-NEXT: [[TMP56:%.*]] = load i1, ptr [[TMP28]], align 1
; CHECK-NEXT: [[TMP57:%.*]] = load i1, ptr [[TMP29]], align 1
; CHECK-NEXT: [[TMP58:%.*]] = load i1, ptr [[TMP30]], align 1
; CHECK-NEXT: [[TMP59:%.*]] = load i1, ptr [[TMP31]], align 1
; CHECK-NEXT: [[TMP60:%.*]] = insertelement <4 x i1> poison, i1 [[TMP56]], i32 0
; CHECK-NEXT: [[TMP61:%.*]] = insertelement <4 x i1> [[TMP60]], i1 [[TMP57]], i32 1
; CHECK-NEXT: [[TMP62:%.*]] = insertelement <4 x i1> [[TMP61]], i1 [[TMP58]], i32 2
; CHECK-NEXT: [[TMP63:%.*]] = insertelement <4 x i1> [[TMP62]], i1 [[TMP59]], i32 3
; CHECK-NEXT: [[TMP64:%.*]] = getelementptr i32, ptr [[ALLOCA]], i64 [[TMP0]]
; CHECK-NEXT: [[TMP65:%.*]] = getelementptr i32, ptr [[ALLOCA]], i64 [[TMP4]]
; CHECK-NEXT: [[TMP66:%.*]] = getelementptr i32, ptr [[ALLOCA]], i64 [[TMP8]]
; CHECK-NEXT: [[TMP67:%.*]] = getelementptr i32, ptr [[ALLOCA]], i64 [[TMP12]]
; CHECK-NEXT: [[TMP68:%.*]] = getelementptr i32, ptr [[TMP64]], i32 0
; CHECK-NEXT: [[TMP69:%.*]] = getelementptr i32, ptr [[TMP64]], i32 4
; CHECK-NEXT: [[TMP70:%.*]] = getelementptr i32, ptr [[TMP64]], i32 8
; CHECK-NEXT: [[TMP71:%.*]] = getelementptr i32, ptr [[TMP64]], i32 12
; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <4 x i32>, ptr [[TMP68]], align 4
; CHECK-NEXT: [[WIDE_LOAD4:%.*]] = load <4 x i32>, ptr [[TMP69]], align 4
; CHECK-NEXT: [[WIDE_LOAD5:%.*]] = load <4 x i32>, ptr [[TMP70]], align 4
; CHECK-NEXT: [[WIDE_LOAD6:%.*]] = load <4 x i32>, ptr [[TMP71]], align 4
; CHECK-NEXT: [[PREDPHI:%.*]] = select <4 x i1> [[TMP39]], <4 x i32> [[WIDE_LOAD]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI7:%.*]] = select <4 x i1> [[TMP47]], <4 x i32> [[WIDE_LOAD4]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI8:%.*]] = select <4 x i1> [[TMP55]], <4 x i32> [[WIDE_LOAD5]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI9:%.*]] = select <4 x i1> [[TMP63]], <4 x i32> [[WIDE_LOAD6]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[TMP72]] = add <4 x i32> [[VEC_PHI]], [[PREDPHI]]
; CHECK-NEXT: [[TMP73]] = add <4 x i32> [[VEC_PHI1]], [[PREDPHI7]]
; CHECK-NEXT: [[TMP74]] = add <4 x i32> [[VEC_PHI2]], [[PREDPHI8]]
; CHECK-NEXT: [[TMP75]] = add <4 x i32> [[VEC_PHI3]], [[PREDPHI9]]
; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 16
; CHECK-NEXT: [[TMP76:%.*]] = icmp eq i64 [[INDEX_NEXT]], 4096
; CHECK-NEXT: br i1 [[TMP76]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP4:![0-9]+]]
; CHECK: middle.block:
; CHECK-NEXT: [[BIN_RDX:%.*]] = add <4 x i32> [[TMP73]], [[TMP72]]
; CHECK-NEXT: [[BIN_RDX10:%.*]] = add <4 x i32> [[TMP74]], [[BIN_RDX]]
; CHECK-NEXT: [[BIN_RDX11:%.*]] = add <4 x i32> [[TMP75]], [[BIN_RDX10]]
; CHECK-NEXT: [[TMP77:%.*]] = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> [[BIN_RDX11]])
; CHECK-NEXT: br i1 true, label [[LOOP_EXIT:%.*]], label [[SCALAR_PH]]
; CHECK: scalar.ph:
; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ 4096, [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ]
; CHECK-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP77]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY]] ]
; CHECK-NEXT: br label [[LOOP:%.*]]
; CHECK: loop:
; CHECK-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[LATCH:%.*]] ]
; CHECK-NEXT: [[ACCUM:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[ACCUM_NEXT:%.*]], [[LATCH]] ]
; CHECK-NEXT: [[IV_NEXT]] = add i64 [[IV]], 1
; CHECK-NEXT: [[TEST_ADDR:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[IV]]
; CHECK-NEXT: [[EARLYCND:%.*]] = load i1, ptr [[TEST_ADDR]], align 1
; CHECK-NEXT: br i1 [[EARLYCND]], label [[PRED:%.*]], label [[LATCH]]
; CHECK: pred:
; CHECK-NEXT: [[ADDR:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[IV]]
; CHECK-NEXT: [[VAL:%.*]] = load i32, ptr [[ADDR]], align 4
; CHECK-NEXT: br label [[LATCH]]
; CHECK: latch:
; CHECK-NEXT: [[VAL_PHI:%.*]] = phi i32 [ 0, [[LOOP]] ], [ [[VAL]], [[PRED]] ]
; CHECK-NEXT: [[ACCUM_NEXT]] = add i32 [[ACCUM]], [[VAL_PHI]]
; CHECK-NEXT: [[EXIT:%.*]] = icmp ugt i64 [[IV]], 4094
; CHECK-NEXT: br i1 [[EXIT]], label [[LOOP_EXIT]], label [[LOOP]], !llvm.loop [[LOOP5:![0-9]+]]
; CHECK: loop_exit:
; CHECK-NEXT: [[ACCUM_NEXT_LCSSA:%.*]] = phi i32 [ [[ACCUM_NEXT]], [[LATCH]] ], [ [[TMP77]], [[MIDDLE_BLOCK]] ]
; CHECK-NEXT: ret i32 [[ACCUM_NEXT_LCSSA]]
;
entry:
%alloca = alloca [4096 x i32]
call void @init(ptr %alloca)
br label %loop
loop:
%iv = phi i64 [ 0, %entry ], [ %iv.next, %latch ]
%accum = phi i32 [ 0, %entry ], [ %accum.next, %latch ]
%iv.next = add i64 %iv, 1
%test_addr = getelementptr inbounds i1, ptr %test_base, i64 %iv
%earlycnd = load i1, ptr %test_addr
br i1 %earlycnd, label %pred, label %latch
pred:
%addr = getelementptr inbounds i32, ptr %alloca, i64 %iv
%val = load i32, ptr %addr
br label %latch
latch:
%val.phi = phi i32 [0, %loop], [%val, %pred]
%accum.next = add i32 %accum, %val.phi
%exit = icmp ugt i64 %iv, 4094
br i1 %exit, label %loop_exit, label %loop
loop_exit:
ret i32 %accum.next
}
; Trivial case where the address loaded from it loop invariant (and yes,
; there are better lowerings, this is a test of robustness of vectorization,
; nothing more.)
; TODO: currently shows predication which can be removed
define i32 @test_invariant_address(i64 %len, ptr %test_base) {
; CHECK-LABEL: @test_invariant_address(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[ALLOCA:%.*]] = alloca [4096 x i32], align 4
; CHECK-NEXT: call void @init(ptr [[ALLOCA]])
; CHECK-NEXT: br i1 false, label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
; CHECK: vector.ph:
; CHECK-NEXT: br label [[VECTOR_BODY:%.*]]
; CHECK: vector.body:
; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP96:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI1:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP97:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI2:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP98:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI3:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP99:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[TMP0:%.*]] = add i64 [[INDEX]], 0
; CHECK-NEXT: [[TMP1:%.*]] = add i64 [[INDEX]], 1
; CHECK-NEXT: [[TMP2:%.*]] = add i64 [[INDEX]], 2
; CHECK-NEXT: [[TMP3:%.*]] = add i64 [[INDEX]], 3
; CHECK-NEXT: [[TMP4:%.*]] = add i64 [[INDEX]], 4
; CHECK-NEXT: [[TMP5:%.*]] = add i64 [[INDEX]], 5
; CHECK-NEXT: [[TMP6:%.*]] = add i64 [[INDEX]], 6
; CHECK-NEXT: [[TMP7:%.*]] = add i64 [[INDEX]], 7
; CHECK-NEXT: [[TMP8:%.*]] = add i64 [[INDEX]], 8
; CHECK-NEXT: [[TMP9:%.*]] = add i64 [[INDEX]], 9
; CHECK-NEXT: [[TMP10:%.*]] = add i64 [[INDEX]], 10
; CHECK-NEXT: [[TMP11:%.*]] = add i64 [[INDEX]], 11
; CHECK-NEXT: [[TMP12:%.*]] = add i64 [[INDEX]], 12
; CHECK-NEXT: [[TMP13:%.*]] = add i64 [[INDEX]], 13
; CHECK-NEXT: [[TMP14:%.*]] = add i64 [[INDEX]], 14
; CHECK-NEXT: [[TMP15:%.*]] = add i64 [[INDEX]], 15
; CHECK-NEXT: [[TMP16:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE:%.*]], i64 [[TMP0]]
; CHECK-NEXT: [[TMP17:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP1]]
; CHECK-NEXT: [[TMP18:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP2]]
; CHECK-NEXT: [[TMP19:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP3]]
; CHECK-NEXT: [[TMP20:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP4]]
; CHECK-NEXT: [[TMP21:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP5]]
; CHECK-NEXT: [[TMP22:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP6]]
; CHECK-NEXT: [[TMP23:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP7]]
; CHECK-NEXT: [[TMP24:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP8]]
; CHECK-NEXT: [[TMP25:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP9]]
; CHECK-NEXT: [[TMP26:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP10]]
; CHECK-NEXT: [[TMP27:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP11]]
; CHECK-NEXT: [[TMP28:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP12]]
; CHECK-NEXT: [[TMP29:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP13]]
; CHECK-NEXT: [[TMP30:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP14]]
; CHECK-NEXT: [[TMP31:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP15]]
; CHECK-NEXT: [[TMP32:%.*]] = load i1, ptr [[TMP16]], align 1
; CHECK-NEXT: [[TMP33:%.*]] = load i1, ptr [[TMP17]], align 1
; CHECK-NEXT: [[TMP34:%.*]] = load i1, ptr [[TMP18]], align 1
; CHECK-NEXT: [[TMP35:%.*]] = load i1, ptr [[TMP19]], align 1
; CHECK-NEXT: [[TMP36:%.*]] = insertelement <4 x i1> poison, i1 [[TMP32]], i32 0
; CHECK-NEXT: [[TMP37:%.*]] = insertelement <4 x i1> [[TMP36]], i1 [[TMP33]], i32 1
; CHECK-NEXT: [[TMP38:%.*]] = insertelement <4 x i1> [[TMP37]], i1 [[TMP34]], i32 2
; CHECK-NEXT: [[TMP39:%.*]] = insertelement <4 x i1> [[TMP38]], i1 [[TMP35]], i32 3
; CHECK-NEXT: [[TMP40:%.*]] = load i1, ptr [[TMP20]], align 1
; CHECK-NEXT: [[TMP41:%.*]] = load i1, ptr [[TMP21]], align 1
; CHECK-NEXT: [[TMP42:%.*]] = load i1, ptr [[TMP22]], align 1
; CHECK-NEXT: [[TMP43:%.*]] = load i1, ptr [[TMP23]], align 1
; CHECK-NEXT: [[TMP44:%.*]] = insertelement <4 x i1> poison, i1 [[TMP40]], i32 0
; CHECK-NEXT: [[TMP45:%.*]] = insertelement <4 x i1> [[TMP44]], i1 [[TMP41]], i32 1
; CHECK-NEXT: [[TMP46:%.*]] = insertelement <4 x i1> [[TMP45]], i1 [[TMP42]], i32 2
; CHECK-NEXT: [[TMP47:%.*]] = insertelement <4 x i1> [[TMP46]], i1 [[TMP43]], i32 3
; CHECK-NEXT: [[TMP48:%.*]] = load i1, ptr [[TMP24]], align 1
; CHECK-NEXT: [[TMP49:%.*]] = load i1, ptr [[TMP25]], align 1
; CHECK-NEXT: [[TMP50:%.*]] = load i1, ptr [[TMP26]], align 1
; CHECK-NEXT: [[TMP51:%.*]] = load i1, ptr [[TMP27]], align 1
; CHECK-NEXT: [[TMP52:%.*]] = insertelement <4 x i1> poison, i1 [[TMP48]], i32 0
; CHECK-NEXT: [[TMP53:%.*]] = insertelement <4 x i1> [[TMP52]], i1 [[TMP49]], i32 1
; CHECK-NEXT: [[TMP54:%.*]] = insertelement <4 x i1> [[TMP53]], i1 [[TMP50]], i32 2
; CHECK-NEXT: [[TMP55:%.*]] = insertelement <4 x i1> [[TMP54]], i1 [[TMP51]], i32 3
; CHECK-NEXT: [[TMP56:%.*]] = load i1, ptr [[TMP28]], align 1
; CHECK-NEXT: [[TMP57:%.*]] = load i1, ptr [[TMP29]], align 1
; CHECK-NEXT: [[TMP58:%.*]] = load i1, ptr [[TMP30]], align 1
; CHECK-NEXT: [[TMP59:%.*]] = load i1, ptr [[TMP31]], align 1
; CHECK-NEXT: [[TMP60:%.*]] = insertelement <4 x i1> poison, i1 [[TMP56]], i32 0
; CHECK-NEXT: [[TMP61:%.*]] = insertelement <4 x i1> [[TMP60]], i1 [[TMP57]], i32 1
; CHECK-NEXT: [[TMP62:%.*]] = insertelement <4 x i1> [[TMP61]], i1 [[TMP58]], i32 2
; CHECK-NEXT: [[TMP63:%.*]] = insertelement <4 x i1> [[TMP62]], i1 [[TMP59]], i32 3
; CHECK-NEXT: [[TMP64:%.*]] = load i32, ptr [[ALLOCA]], align 4
; CHECK-NEXT: [[TMP65:%.*]] = load i32, ptr [[ALLOCA]], align 4
; CHECK-NEXT: [[TMP66:%.*]] = load i32, ptr [[ALLOCA]], align 4
; CHECK-NEXT: [[TMP67:%.*]] = load i32, ptr [[ALLOCA]], align 4
; CHECK-NEXT: [[TMP68:%.*]] = insertelement <4 x i32> poison, i32 [[TMP64]], i32 0
; CHECK-NEXT: [[TMP69:%.*]] = insertelement <4 x i32> [[TMP68]], i32 [[TMP65]], i32 1
; CHECK-NEXT: [[TMP70:%.*]] = insertelement <4 x i32> [[TMP69]], i32 [[TMP66]], i32 2
; CHECK-NEXT: [[TMP71:%.*]] = insertelement <4 x i32> [[TMP70]], i32 [[TMP67]], i32 3
; CHECK-NEXT: [[TMP72:%.*]] = load i32, ptr [[ALLOCA]], align 4
; CHECK-NEXT: [[TMP73:%.*]] = load i32, ptr [[ALLOCA]], align 4
; CHECK-NEXT: [[TMP74:%.*]] = load i32, ptr [[ALLOCA]], align 4
; CHECK-NEXT: [[TMP75:%.*]] = load i32, ptr [[ALLOCA]], align 4
; CHECK-NEXT: [[TMP76:%.*]] = insertelement <4 x i32> poison, i32 [[TMP72]], i32 0
; CHECK-NEXT: [[TMP77:%.*]] = insertelement <4 x i32> [[TMP76]], i32 [[TMP73]], i32 1
; CHECK-NEXT: [[TMP78:%.*]] = insertelement <4 x i32> [[TMP77]], i32 [[TMP74]], i32 2
; CHECK-NEXT: [[TMP79:%.*]] = insertelement <4 x i32> [[TMP78]], i32 [[TMP75]], i32 3
; CHECK-NEXT: [[TMP80:%.*]] = load i32, ptr [[ALLOCA]], align 4
; CHECK-NEXT: [[TMP81:%.*]] = load i32, ptr [[ALLOCA]], align 4
; CHECK-NEXT: [[TMP82:%.*]] = load i32, ptr [[ALLOCA]], align 4
; CHECK-NEXT: [[TMP83:%.*]] = load i32, ptr [[ALLOCA]], align 4
; CHECK-NEXT: [[TMP84:%.*]] = insertelement <4 x i32> poison, i32 [[TMP80]], i32 0
; CHECK-NEXT: [[TMP85:%.*]] = insertelement <4 x i32> [[TMP84]], i32 [[TMP81]], i32 1
; CHECK-NEXT: [[TMP86:%.*]] = insertelement <4 x i32> [[TMP85]], i32 [[TMP82]], i32 2
; CHECK-NEXT: [[TMP87:%.*]] = insertelement <4 x i32> [[TMP86]], i32 [[TMP83]], i32 3
; CHECK-NEXT: [[TMP88:%.*]] = load i32, ptr [[ALLOCA]], align 4
; CHECK-NEXT: [[TMP89:%.*]] = load i32, ptr [[ALLOCA]], align 4
; CHECK-NEXT: [[TMP90:%.*]] = load i32, ptr [[ALLOCA]], align 4
; CHECK-NEXT: [[TMP91:%.*]] = load i32, ptr [[ALLOCA]], align 4
; CHECK-NEXT: [[TMP92:%.*]] = insertelement <4 x i32> poison, i32 [[TMP88]], i32 0
; CHECK-NEXT: [[TMP93:%.*]] = insertelement <4 x i32> [[TMP92]], i32 [[TMP89]], i32 1
; CHECK-NEXT: [[TMP94:%.*]] = insertelement <4 x i32> [[TMP93]], i32 [[TMP90]], i32 2
; CHECK-NEXT: [[TMP95:%.*]] = insertelement <4 x i32> [[TMP94]], i32 [[TMP91]], i32 3
; CHECK-NEXT: [[PREDPHI:%.*]] = select <4 x i1> [[TMP39]], <4 x i32> [[TMP71]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI4:%.*]] = select <4 x i1> [[TMP47]], <4 x i32> [[TMP79]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI5:%.*]] = select <4 x i1> [[TMP55]], <4 x i32> [[TMP87]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI6:%.*]] = select <4 x i1> [[TMP63]], <4 x i32> [[TMP95]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[TMP96]] = add <4 x i32> [[VEC_PHI]], [[PREDPHI]]
; CHECK-NEXT: [[TMP97]] = add <4 x i32> [[VEC_PHI1]], [[PREDPHI4]]
; CHECK-NEXT: [[TMP98]] = add <4 x i32> [[VEC_PHI2]], [[PREDPHI5]]
; CHECK-NEXT: [[TMP99]] = add <4 x i32> [[VEC_PHI3]], [[PREDPHI6]]
; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 16
; CHECK-NEXT: [[TMP100:%.*]] = icmp eq i64 [[INDEX_NEXT]], 4096
; CHECK-NEXT: br i1 [[TMP100]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP6:![0-9]+]]
; CHECK: middle.block:
; CHECK-NEXT: [[BIN_RDX:%.*]] = add <4 x i32> [[TMP97]], [[TMP96]]
; CHECK-NEXT: [[BIN_RDX7:%.*]] = add <4 x i32> [[TMP98]], [[BIN_RDX]]
; CHECK-NEXT: [[BIN_RDX8:%.*]] = add <4 x i32> [[TMP99]], [[BIN_RDX7]]
; CHECK-NEXT: [[TMP101:%.*]] = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> [[BIN_RDX8]])
; CHECK-NEXT: br i1 true, label [[LOOP_EXIT:%.*]], label [[SCALAR_PH]]
; CHECK: scalar.ph:
; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ 4096, [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ]
; CHECK-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP101]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY]] ]
; CHECK-NEXT: br label [[LOOP:%.*]]
; CHECK: loop:
; CHECK-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[LATCH:%.*]] ]
; CHECK-NEXT: [[ACCUM:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[ACCUM_NEXT:%.*]], [[LATCH]] ]
; CHECK-NEXT: [[IV_NEXT]] = add i64 [[IV]], 1
; CHECK-NEXT: [[TEST_ADDR:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[IV]]
; CHECK-NEXT: [[EARLYCND:%.*]] = load i1, ptr [[TEST_ADDR]], align 1
; CHECK-NEXT: br i1 [[EARLYCND]], label [[PRED:%.*]], label [[LATCH]]
; CHECK: pred:
; CHECK-NEXT: [[VAL:%.*]] = load i32, ptr [[ALLOCA]], align 4
; CHECK-NEXT: br label [[LATCH]]
; CHECK: latch:
; CHECK-NEXT: [[VAL_PHI:%.*]] = phi i32 [ 0, [[LOOP]] ], [ [[VAL]], [[PRED]] ]
; CHECK-NEXT: [[ACCUM_NEXT]] = add i32 [[ACCUM]], [[VAL_PHI]]
; CHECK-NEXT: [[EXIT:%.*]] = icmp ugt i64 [[IV]], 4094
; CHECK-NEXT: br i1 [[EXIT]], label [[LOOP_EXIT]], label [[LOOP]], !llvm.loop [[LOOP7:![0-9]+]]
; CHECK: loop_exit:
; CHECK-NEXT: [[ACCUM_NEXT_LCSSA:%.*]] = phi i32 [ [[ACCUM_NEXT]], [[LATCH]] ], [ [[TMP101]], [[MIDDLE_BLOCK]] ]
; CHECK-NEXT: ret i32 [[ACCUM_NEXT_LCSSA]]
;
entry:
%alloca = alloca [4096 x i32]
call void @init(ptr %alloca)
br label %loop
loop:
%iv = phi i64 [ 0, %entry ], [ %iv.next, %latch ]
%accum = phi i32 [ 0, %entry ], [ %accum.next, %latch ]
%iv.next = add i64 %iv, 1
%test_addr = getelementptr inbounds i1, ptr %test_base, i64 %iv
%earlycnd = load i1, ptr %test_addr
br i1 %earlycnd, label %pred, label %latch
pred:
%val = load i32, ptr %alloca
br label %latch
latch:
%val.phi = phi i32 [0, %loop], [%val, %pred]
%accum.next = add i32 %accum, %val.phi
%exit = icmp ugt i64 %iv, 4094
br i1 %exit, label %loop_exit, label %loop
loop_exit:
ret i32 %accum.next
}
; Overlapping loads - Fails alignment checking, not dereferenceability
define i32 @test_step_narrower_than_access(i64 %len, ptr %test_base) {
; CHECK-LABEL: @test_step_narrower_than_access(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[ALLOCA:%.*]] = alloca [4096 x i32], align 4
; CHECK-NEXT: call void @init(ptr [[ALLOCA]])
; CHECK-NEXT: br i1 false, label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
; CHECK: vector.ph:
; CHECK-NEXT: br label [[VECTOR_BODY:%.*]]
; CHECK: vector.body:
; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[PRED_LOAD_CONTINUE33:%.*]] ]
; CHECK-NEXT: [[VEC_PHI:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP144:%.*]], [[PRED_LOAD_CONTINUE33]] ]
; CHECK-NEXT: [[VEC_PHI1:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP145:%.*]], [[PRED_LOAD_CONTINUE33]] ]
; CHECK-NEXT: [[VEC_PHI2:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP146:%.*]], [[PRED_LOAD_CONTINUE33]] ]
; CHECK-NEXT: [[VEC_PHI3:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP147:%.*]], [[PRED_LOAD_CONTINUE33]] ]
; CHECK-NEXT: [[TMP0:%.*]] = add i64 [[INDEX]], 0
; CHECK-NEXT: [[TMP1:%.*]] = add i64 [[INDEX]], 1
; CHECK-NEXT: [[TMP2:%.*]] = add i64 [[INDEX]], 2
; CHECK-NEXT: [[TMP3:%.*]] = add i64 [[INDEX]], 3
; CHECK-NEXT: [[TMP4:%.*]] = add i64 [[INDEX]], 4
; CHECK-NEXT: [[TMP5:%.*]] = add i64 [[INDEX]], 5
; CHECK-NEXT: [[TMP6:%.*]] = add i64 [[INDEX]], 6
; CHECK-NEXT: [[TMP7:%.*]] = add i64 [[INDEX]], 7
; CHECK-NEXT: [[TMP8:%.*]] = add i64 [[INDEX]], 8
; CHECK-NEXT: [[TMP9:%.*]] = add i64 [[INDEX]], 9
; CHECK-NEXT: [[TMP10:%.*]] = add i64 [[INDEX]], 10
; CHECK-NEXT: [[TMP11:%.*]] = add i64 [[INDEX]], 11
; CHECK-NEXT: [[TMP12:%.*]] = add i64 [[INDEX]], 12
; CHECK-NEXT: [[TMP13:%.*]] = add i64 [[INDEX]], 13
; CHECK-NEXT: [[TMP14:%.*]] = add i64 [[INDEX]], 14
; CHECK-NEXT: [[TMP15:%.*]] = add i64 [[INDEX]], 15
; CHECK-NEXT: [[TMP16:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE:%.*]], i64 [[TMP0]]
; CHECK-NEXT: [[TMP17:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP1]]
; CHECK-NEXT: [[TMP18:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP2]]
; CHECK-NEXT: [[TMP19:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP3]]
; CHECK-NEXT: [[TMP20:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP4]]
; CHECK-NEXT: [[TMP21:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP5]]
; CHECK-NEXT: [[TMP22:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP6]]
; CHECK-NEXT: [[TMP23:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP7]]
; CHECK-NEXT: [[TMP24:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP8]]
; CHECK-NEXT: [[TMP25:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP9]]
; CHECK-NEXT: [[TMP26:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP10]]
; CHECK-NEXT: [[TMP27:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP11]]
; CHECK-NEXT: [[TMP28:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP12]]
; CHECK-NEXT: [[TMP29:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP13]]
; CHECK-NEXT: [[TMP30:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP14]]
; CHECK-NEXT: [[TMP31:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP15]]
; CHECK-NEXT: [[TMP32:%.*]] = load i1, ptr [[TMP16]], align 1
; CHECK-NEXT: [[TMP33:%.*]] = load i1, ptr [[TMP17]], align 1
; CHECK-NEXT: [[TMP34:%.*]] = load i1, ptr [[TMP18]], align 1
; CHECK-NEXT: [[TMP35:%.*]] = load i1, ptr [[TMP19]], align 1
; CHECK-NEXT: [[TMP36:%.*]] = insertelement <4 x i1> poison, i1 [[TMP32]], i32 0
; CHECK-NEXT: [[TMP37:%.*]] = insertelement <4 x i1> [[TMP36]], i1 [[TMP33]], i32 1
; CHECK-NEXT: [[TMP38:%.*]] = insertelement <4 x i1> [[TMP37]], i1 [[TMP34]], i32 2
; CHECK-NEXT: [[TMP39:%.*]] = insertelement <4 x i1> [[TMP38]], i1 [[TMP35]], i32 3
; CHECK-NEXT: [[TMP40:%.*]] = load i1, ptr [[TMP20]], align 1
; CHECK-NEXT: [[TMP41:%.*]] = load i1, ptr [[TMP21]], align 1
; CHECK-NEXT: [[TMP42:%.*]] = load i1, ptr [[TMP22]], align 1
; CHECK-NEXT: [[TMP43:%.*]] = load i1, ptr [[TMP23]], align 1
; CHECK-NEXT: [[TMP44:%.*]] = insertelement <4 x i1> poison, i1 [[TMP40]], i32 0
; CHECK-NEXT: [[TMP45:%.*]] = insertelement <4 x i1> [[TMP44]], i1 [[TMP41]], i32 1
; CHECK-NEXT: [[TMP46:%.*]] = insertelement <4 x i1> [[TMP45]], i1 [[TMP42]], i32 2
; CHECK-NEXT: [[TMP47:%.*]] = insertelement <4 x i1> [[TMP46]], i1 [[TMP43]], i32 3
; CHECK-NEXT: [[TMP48:%.*]] = load i1, ptr [[TMP24]], align 1
; CHECK-NEXT: [[TMP49:%.*]] = load i1, ptr [[TMP25]], align 1
; CHECK-NEXT: [[TMP50:%.*]] = load i1, ptr [[TMP26]], align 1
; CHECK-NEXT: [[TMP51:%.*]] = load i1, ptr [[TMP27]], align 1
; CHECK-NEXT: [[TMP52:%.*]] = insertelement <4 x i1> poison, i1 [[TMP48]], i32 0
; CHECK-NEXT: [[TMP53:%.*]] = insertelement <4 x i1> [[TMP52]], i1 [[TMP49]], i32 1
; CHECK-NEXT: [[TMP54:%.*]] = insertelement <4 x i1> [[TMP53]], i1 [[TMP50]], i32 2
; CHECK-NEXT: [[TMP55:%.*]] = insertelement <4 x i1> [[TMP54]], i1 [[TMP51]], i32 3
; CHECK-NEXT: [[TMP56:%.*]] = load i1, ptr [[TMP28]], align 1
; CHECK-NEXT: [[TMP57:%.*]] = load i1, ptr [[TMP29]], align 1
; CHECK-NEXT: [[TMP58:%.*]] = load i1, ptr [[TMP30]], align 1
; CHECK-NEXT: [[TMP59:%.*]] = load i1, ptr [[TMP31]], align 1
; CHECK-NEXT: [[TMP60:%.*]] = insertelement <4 x i1> poison, i1 [[TMP56]], i32 0
; CHECK-NEXT: [[TMP61:%.*]] = insertelement <4 x i1> [[TMP60]], i1 [[TMP57]], i32 1
; CHECK-NEXT: [[TMP62:%.*]] = insertelement <4 x i1> [[TMP61]], i1 [[TMP58]], i32 2
; CHECK-NEXT: [[TMP63:%.*]] = insertelement <4 x i1> [[TMP62]], i1 [[TMP59]], i32 3
; CHECK-NEXT: [[TMP64:%.*]] = extractelement <4 x i1> [[TMP39]], i32 0
; CHECK-NEXT: br i1 [[TMP64]], label [[PRED_LOAD_IF:%.*]], label [[PRED_LOAD_CONTINUE:%.*]]
; CHECK: pred.load.if:
; CHECK-NEXT: [[TMP65:%.*]] = getelementptr inbounds i16, ptr [[ALLOCA]], i64 [[TMP0]]
; CHECK-NEXT: [[TMP66:%.*]] = load i32, ptr [[TMP65]], align 4
; CHECK-NEXT: [[TMP67:%.*]] = insertelement <4 x i32> poison, i32 [[TMP66]], i32 0
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE]]
; CHECK: pred.load.continue:
; CHECK-NEXT: [[TMP68:%.*]] = phi <4 x i32> [ poison, [[VECTOR_BODY]] ], [ [[TMP67]], [[PRED_LOAD_IF]] ]
; CHECK-NEXT: [[TMP69:%.*]] = extractelement <4 x i1> [[TMP39]], i32 1
; CHECK-NEXT: br i1 [[TMP69]], label [[PRED_LOAD_IF4:%.*]], label [[PRED_LOAD_CONTINUE5:%.*]]
; CHECK: pred.load.if4:
; CHECK-NEXT: [[TMP70:%.*]] = getelementptr inbounds i16, ptr [[ALLOCA]], i64 [[TMP1]]
; CHECK-NEXT: [[TMP71:%.*]] = load i32, ptr [[TMP70]], align 4
; CHECK-NEXT: [[TMP72:%.*]] = insertelement <4 x i32> [[TMP68]], i32 [[TMP71]], i32 1
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE5]]
; CHECK: pred.load.continue5:
; CHECK-NEXT: [[TMP73:%.*]] = phi <4 x i32> [ [[TMP68]], [[PRED_LOAD_CONTINUE]] ], [ [[TMP72]], [[PRED_LOAD_IF4]] ]
; CHECK-NEXT: [[TMP74:%.*]] = extractelement <4 x i1> [[TMP39]], i32 2
; CHECK-NEXT: br i1 [[TMP74]], label [[PRED_LOAD_IF6:%.*]], label [[PRED_LOAD_CONTINUE7:%.*]]
; CHECK: pred.load.if6:
; CHECK-NEXT: [[TMP75:%.*]] = getelementptr inbounds i16, ptr [[ALLOCA]], i64 [[TMP2]]
; CHECK-NEXT: [[TMP76:%.*]] = load i32, ptr [[TMP75]], align 4
; CHECK-NEXT: [[TMP77:%.*]] = insertelement <4 x i32> [[TMP73]], i32 [[TMP76]], i32 2
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE7]]
; CHECK: pred.load.continue7:
; CHECK-NEXT: [[TMP78:%.*]] = phi <4 x i32> [ [[TMP73]], [[PRED_LOAD_CONTINUE5]] ], [ [[TMP77]], [[PRED_LOAD_IF6]] ]
; CHECK-NEXT: [[TMP79:%.*]] = extractelement <4 x i1> [[TMP39]], i32 3
; CHECK-NEXT: br i1 [[TMP79]], label [[PRED_LOAD_IF8:%.*]], label [[PRED_LOAD_CONTINUE9:%.*]]
; CHECK: pred.load.if8:
; CHECK-NEXT: [[TMP80:%.*]] = getelementptr inbounds i16, ptr [[ALLOCA]], i64 [[TMP3]]
; CHECK-NEXT: [[TMP81:%.*]] = load i32, ptr [[TMP80]], align 4
; CHECK-NEXT: [[TMP82:%.*]] = insertelement <4 x i32> [[TMP78]], i32 [[TMP81]], i32 3
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE9]]
; CHECK: pred.load.continue9:
; CHECK-NEXT: [[TMP83:%.*]] = phi <4 x i32> [ [[TMP78]], [[PRED_LOAD_CONTINUE7]] ], [ [[TMP82]], [[PRED_LOAD_IF8]] ]
; CHECK-NEXT: [[TMP84:%.*]] = extractelement <4 x i1> [[TMP47]], i32 0
; CHECK-NEXT: br i1 [[TMP84]], label [[PRED_LOAD_IF10:%.*]], label [[PRED_LOAD_CONTINUE11:%.*]]
; CHECK: pred.load.if10:
; CHECK-NEXT: [[TMP85:%.*]] = getelementptr inbounds i16, ptr [[ALLOCA]], i64 [[TMP4]]
; CHECK-NEXT: [[TMP86:%.*]] = load i32, ptr [[TMP85]], align 4
; CHECK-NEXT: [[TMP87:%.*]] = insertelement <4 x i32> poison, i32 [[TMP86]], i32 0
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE11]]
; CHECK: pred.load.continue11:
; CHECK-NEXT: [[TMP88:%.*]] = phi <4 x i32> [ poison, [[PRED_LOAD_CONTINUE9]] ], [ [[TMP87]], [[PRED_LOAD_IF10]] ]
; CHECK-NEXT: [[TMP89:%.*]] = extractelement <4 x i1> [[TMP47]], i32 1
; CHECK-NEXT: br i1 [[TMP89]], label [[PRED_LOAD_IF12:%.*]], label [[PRED_LOAD_CONTINUE13:%.*]]
; CHECK: pred.load.if12:
; CHECK-NEXT: [[TMP90:%.*]] = getelementptr inbounds i16, ptr [[ALLOCA]], i64 [[TMP5]]
; CHECK-NEXT: [[TMP91:%.*]] = load i32, ptr [[TMP90]], align 4
; CHECK-NEXT: [[TMP92:%.*]] = insertelement <4 x i32> [[TMP88]], i32 [[TMP91]], i32 1
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE13]]
; CHECK: pred.load.continue13:
; CHECK-NEXT: [[TMP93:%.*]] = phi <4 x i32> [ [[TMP88]], [[PRED_LOAD_CONTINUE11]] ], [ [[TMP92]], [[PRED_LOAD_IF12]] ]
; CHECK-NEXT: [[TMP94:%.*]] = extractelement <4 x i1> [[TMP47]], i32 2
; CHECK-NEXT: br i1 [[TMP94]], label [[PRED_LOAD_IF14:%.*]], label [[PRED_LOAD_CONTINUE15:%.*]]
; CHECK: pred.load.if14:
; CHECK-NEXT: [[TMP95:%.*]] = getelementptr inbounds i16, ptr [[ALLOCA]], i64 [[TMP6]]
; CHECK-NEXT: [[TMP96:%.*]] = load i32, ptr [[TMP95]], align 4
; CHECK-NEXT: [[TMP97:%.*]] = insertelement <4 x i32> [[TMP93]], i32 [[TMP96]], i32 2
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE15]]
; CHECK: pred.load.continue15:
; CHECK-NEXT: [[TMP98:%.*]] = phi <4 x i32> [ [[TMP93]], [[PRED_LOAD_CONTINUE13]] ], [ [[TMP97]], [[PRED_LOAD_IF14]] ]
; CHECK-NEXT: [[TMP99:%.*]] = extractelement <4 x i1> [[TMP47]], i32 3
; CHECK-NEXT: br i1 [[TMP99]], label [[PRED_LOAD_IF16:%.*]], label [[PRED_LOAD_CONTINUE17:%.*]]
; CHECK: pred.load.if16:
; CHECK-NEXT: [[TMP100:%.*]] = getelementptr inbounds i16, ptr [[ALLOCA]], i64 [[TMP7]]
; CHECK-NEXT: [[TMP101:%.*]] = load i32, ptr [[TMP100]], align 4
; CHECK-NEXT: [[TMP102:%.*]] = insertelement <4 x i32> [[TMP98]], i32 [[TMP101]], i32 3
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE17]]
; CHECK: pred.load.continue17:
; CHECK-NEXT: [[TMP103:%.*]] = phi <4 x i32> [ [[TMP98]], [[PRED_LOAD_CONTINUE15]] ], [ [[TMP102]], [[PRED_LOAD_IF16]] ]
; CHECK-NEXT: [[TMP104:%.*]] = extractelement <4 x i1> [[TMP55]], i32 0
; CHECK-NEXT: br i1 [[TMP104]], label [[PRED_LOAD_IF18:%.*]], label [[PRED_LOAD_CONTINUE19:%.*]]
; CHECK: pred.load.if18:
; CHECK-NEXT: [[TMP105:%.*]] = getelementptr inbounds i16, ptr [[ALLOCA]], i64 [[TMP8]]
; CHECK-NEXT: [[TMP106:%.*]] = load i32, ptr [[TMP105]], align 4
; CHECK-NEXT: [[TMP107:%.*]] = insertelement <4 x i32> poison, i32 [[TMP106]], i32 0
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE19]]
; CHECK: pred.load.continue19:
; CHECK-NEXT: [[TMP108:%.*]] = phi <4 x i32> [ poison, [[PRED_LOAD_CONTINUE17]] ], [ [[TMP107]], [[PRED_LOAD_IF18]] ]
; CHECK-NEXT: [[TMP109:%.*]] = extractelement <4 x i1> [[TMP55]], i32 1
; CHECK-NEXT: br i1 [[TMP109]], label [[PRED_LOAD_IF20:%.*]], label [[PRED_LOAD_CONTINUE21:%.*]]
; CHECK: pred.load.if20:
; CHECK-NEXT: [[TMP110:%.*]] = getelementptr inbounds i16, ptr [[ALLOCA]], i64 [[TMP9]]
; CHECK-NEXT: [[TMP111:%.*]] = load i32, ptr [[TMP110]], align 4
; CHECK-NEXT: [[TMP112:%.*]] = insertelement <4 x i32> [[TMP108]], i32 [[TMP111]], i32 1
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE21]]
; CHECK: pred.load.continue21:
; CHECK-NEXT: [[TMP113:%.*]] = phi <4 x i32> [ [[TMP108]], [[PRED_LOAD_CONTINUE19]] ], [ [[TMP112]], [[PRED_LOAD_IF20]] ]
; CHECK-NEXT: [[TMP114:%.*]] = extractelement <4 x i1> [[TMP55]], i32 2
; CHECK-NEXT: br i1 [[TMP114]], label [[PRED_LOAD_IF22:%.*]], label [[PRED_LOAD_CONTINUE23:%.*]]
; CHECK: pred.load.if22:
; CHECK-NEXT: [[TMP115:%.*]] = getelementptr inbounds i16, ptr [[ALLOCA]], i64 [[TMP10]]
; CHECK-NEXT: [[TMP116:%.*]] = load i32, ptr [[TMP115]], align 4
; CHECK-NEXT: [[TMP117:%.*]] = insertelement <4 x i32> [[TMP113]], i32 [[TMP116]], i32 2
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE23]]
; CHECK: pred.load.continue23:
; CHECK-NEXT: [[TMP118:%.*]] = phi <4 x i32> [ [[TMP113]], [[PRED_LOAD_CONTINUE21]] ], [ [[TMP117]], [[PRED_LOAD_IF22]] ]
; CHECK-NEXT: [[TMP119:%.*]] = extractelement <4 x i1> [[TMP55]], i32 3
; CHECK-NEXT: br i1 [[TMP119]], label [[PRED_LOAD_IF24:%.*]], label [[PRED_LOAD_CONTINUE25:%.*]]
; CHECK: pred.load.if24:
; CHECK-NEXT: [[TMP120:%.*]] = getelementptr inbounds i16, ptr [[ALLOCA]], i64 [[TMP11]]
; CHECK-NEXT: [[TMP121:%.*]] = load i32, ptr [[TMP120]], align 4
; CHECK-NEXT: [[TMP122:%.*]] = insertelement <4 x i32> [[TMP118]], i32 [[TMP121]], i32 3
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE25]]
; CHECK: pred.load.continue25:
; CHECK-NEXT: [[TMP123:%.*]] = phi <4 x i32> [ [[TMP118]], [[PRED_LOAD_CONTINUE23]] ], [ [[TMP122]], [[PRED_LOAD_IF24]] ]
; CHECK-NEXT: [[TMP124:%.*]] = extractelement <4 x i1> [[TMP63]], i32 0
; CHECK-NEXT: br i1 [[TMP124]], label [[PRED_LOAD_IF26:%.*]], label [[PRED_LOAD_CONTINUE27:%.*]]
; CHECK: pred.load.if26:
; CHECK-NEXT: [[TMP125:%.*]] = getelementptr inbounds i16, ptr [[ALLOCA]], i64 [[TMP12]]
; CHECK-NEXT: [[TMP126:%.*]] = load i32, ptr [[TMP125]], align 4
; CHECK-NEXT: [[TMP127:%.*]] = insertelement <4 x i32> poison, i32 [[TMP126]], i32 0
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE27]]
; CHECK: pred.load.continue27:
; CHECK-NEXT: [[TMP128:%.*]] = phi <4 x i32> [ poison, [[PRED_LOAD_CONTINUE25]] ], [ [[TMP127]], [[PRED_LOAD_IF26]] ]
; CHECK-NEXT: [[TMP129:%.*]] = extractelement <4 x i1> [[TMP63]], i32 1
; CHECK-NEXT: br i1 [[TMP129]], label [[PRED_LOAD_IF28:%.*]], label [[PRED_LOAD_CONTINUE29:%.*]]
; CHECK: pred.load.if28:
; CHECK-NEXT: [[TMP130:%.*]] = getelementptr inbounds i16, ptr [[ALLOCA]], i64 [[TMP13]]
; CHECK-NEXT: [[TMP131:%.*]] = load i32, ptr [[TMP130]], align 4
; CHECK-NEXT: [[TMP132:%.*]] = insertelement <4 x i32> [[TMP128]], i32 [[TMP131]], i32 1
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE29]]
; CHECK: pred.load.continue29:
; CHECK-NEXT: [[TMP133:%.*]] = phi <4 x i32> [ [[TMP128]], [[PRED_LOAD_CONTINUE27]] ], [ [[TMP132]], [[PRED_LOAD_IF28]] ]
; CHECK-NEXT: [[TMP134:%.*]] = extractelement <4 x i1> [[TMP63]], i32 2
; CHECK-NEXT: br i1 [[TMP134]], label [[PRED_LOAD_IF30:%.*]], label [[PRED_LOAD_CONTINUE31:%.*]]
; CHECK: pred.load.if30:
; CHECK-NEXT: [[TMP135:%.*]] = getelementptr inbounds i16, ptr [[ALLOCA]], i64 [[TMP14]]
; CHECK-NEXT: [[TMP136:%.*]] = load i32, ptr [[TMP135]], align 4
; CHECK-NEXT: [[TMP137:%.*]] = insertelement <4 x i32> [[TMP133]], i32 [[TMP136]], i32 2
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE31]]
; CHECK: pred.load.continue31:
; CHECK-NEXT: [[TMP138:%.*]] = phi <4 x i32> [ [[TMP133]], [[PRED_LOAD_CONTINUE29]] ], [ [[TMP137]], [[PRED_LOAD_IF30]] ]
; CHECK-NEXT: [[TMP139:%.*]] = extractelement <4 x i1> [[TMP63]], i32 3
; CHECK-NEXT: br i1 [[TMP139]], label [[PRED_LOAD_IF32:%.*]], label [[PRED_LOAD_CONTINUE33]]
; CHECK: pred.load.if32:
; CHECK-NEXT: [[TMP140:%.*]] = getelementptr inbounds i16, ptr [[ALLOCA]], i64 [[TMP15]]
; CHECK-NEXT: [[TMP141:%.*]] = load i32, ptr [[TMP140]], align 4
; CHECK-NEXT: [[TMP142:%.*]] = insertelement <4 x i32> [[TMP138]], i32 [[TMP141]], i32 3
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE33]]
; CHECK: pred.load.continue33:
; CHECK-NEXT: [[TMP143:%.*]] = phi <4 x i32> [ [[TMP138]], [[PRED_LOAD_CONTINUE31]] ], [ [[TMP142]], [[PRED_LOAD_IF32]] ]
; CHECK-NEXT: [[PREDPHI:%.*]] = select <4 x i1> [[TMP39]], <4 x i32> [[TMP83]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI34:%.*]] = select <4 x i1> [[TMP47]], <4 x i32> [[TMP103]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI35:%.*]] = select <4 x i1> [[TMP55]], <4 x i32> [[TMP123]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI36:%.*]] = select <4 x i1> [[TMP63]], <4 x i32> [[TMP143]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[TMP144]] = add <4 x i32> [[VEC_PHI]], [[PREDPHI]]
; CHECK-NEXT: [[TMP145]] = add <4 x i32> [[VEC_PHI1]], [[PREDPHI34]]
; CHECK-NEXT: [[TMP146]] = add <4 x i32> [[VEC_PHI2]], [[PREDPHI35]]
; CHECK-NEXT: [[TMP147]] = add <4 x i32> [[VEC_PHI3]], [[PREDPHI36]]
; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 16
; CHECK-NEXT: [[TMP148:%.*]] = icmp eq i64 [[INDEX_NEXT]], 4096
; CHECK-NEXT: br i1 [[TMP148]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP8:![0-9]+]]
; CHECK: middle.block:
; CHECK-NEXT: [[BIN_RDX:%.*]] = add <4 x i32> [[TMP145]], [[TMP144]]
; CHECK-NEXT: [[BIN_RDX37:%.*]] = add <4 x i32> [[TMP146]], [[BIN_RDX]]
; CHECK-NEXT: [[BIN_RDX38:%.*]] = add <4 x i32> [[TMP147]], [[BIN_RDX37]]
; CHECK-NEXT: [[TMP149:%.*]] = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> [[BIN_RDX38]])
; CHECK-NEXT: br i1 true, label [[LOOP_EXIT:%.*]], label [[SCALAR_PH]]
; CHECK: scalar.ph:
; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ 4096, [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ]
; CHECK-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP149]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY]] ]
; CHECK-NEXT: br label [[LOOP:%.*]]
; CHECK: loop:
; CHECK-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[LATCH:%.*]] ]
; CHECK-NEXT: [[ACCUM:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[ACCUM_NEXT:%.*]], [[LATCH]] ]
; CHECK-NEXT: [[IV_NEXT]] = add i64 [[IV]], 1
; CHECK-NEXT: [[TEST_ADDR:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[IV]]
; CHECK-NEXT: [[EARLYCND:%.*]] = load i1, ptr [[TEST_ADDR]], align 1
; CHECK-NEXT: br i1 [[EARLYCND]], label [[PRED:%.*]], label [[LATCH]]
; CHECK: pred:
; CHECK-NEXT: [[ADDR_I16P:%.*]] = getelementptr inbounds i16, ptr [[ALLOCA]], i64 [[IV]]
; CHECK-NEXT: [[VAL:%.*]] = load i32, ptr [[ADDR_I16P]], align 4
; CHECK-NEXT: br label [[LATCH]]
; CHECK: latch:
; CHECK-NEXT: [[VAL_PHI:%.*]] = phi i32 [ 0, [[LOOP]] ], [ [[VAL]], [[PRED]] ]
; CHECK-NEXT: [[ACCUM_NEXT]] = add i32 [[ACCUM]], [[VAL_PHI]]
; CHECK-NEXT: [[EXIT:%.*]] = icmp ugt i64 [[IV]], 4094
; CHECK-NEXT: br i1 [[EXIT]], label [[LOOP_EXIT]], label [[LOOP]], !llvm.loop [[LOOP9:![0-9]+]]
; CHECK: loop_exit:
; CHECK-NEXT: [[ACCUM_NEXT_LCSSA:%.*]] = phi i32 [ [[ACCUM_NEXT]], [[LATCH]] ], [ [[TMP149]], [[MIDDLE_BLOCK]] ]
; CHECK-NEXT: ret i32 [[ACCUM_NEXT_LCSSA]]
;
entry:
%alloca = alloca [4096 x i32]
call void @init(ptr %alloca)
br label %loop
loop:
%iv = phi i64 [ 0, %entry ], [ %iv.next, %latch ]
%accum = phi i32 [ 0, %entry ], [ %accum.next, %latch ]
%iv.next = add i64 %iv, 1
%test_addr = getelementptr inbounds i1, ptr %test_base, i64 %iv
%earlycnd = load i1, ptr %test_addr
br i1 %earlycnd, label %pred, label %latch
pred:
%addr.i16p = getelementptr inbounds i16, ptr %alloca, i64 %iv
%val = load i32, ptr %addr.i16p
br label %latch
latch:
%val.phi = phi i32 [0, %loop], [%val, %pred]
%accum.next = add i32 %accum, %val.phi
%exit = icmp ugt i64 %iv, 4094
br i1 %exit, label %loop_exit, label %loop
loop_exit:
ret i32 %accum.next
}
define i32 @test_max_trip_count(i64 %len, ptr %test_base, i64 %n) {
; CHECK-LABEL: @test_max_trip_count(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[ALLOCA:%.*]] = alloca [4096 x i32], align 4
; CHECK-NEXT: call void @init(ptr [[ALLOCA]])
; CHECK-NEXT: [[MIN_CMP:%.*]] = icmp ult i64 4096, [[N:%.*]]
; CHECK-NEXT: [[MIN_N:%.*]] = select i1 [[MIN_CMP]], i64 4096, i64 [[N]]
; CHECK-NEXT: [[TMP0:%.*]] = add nuw nsw i64 [[MIN_N]], 2
; CHECK-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[TMP0]], 16
; CHECK-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
; CHECK: vector.ph:
; CHECK-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[TMP0]], 16
; CHECK-NEXT: [[N_VEC:%.*]] = sub i64 [[TMP0]], [[N_MOD_VF]]
; CHECK-NEXT: br label [[VECTOR_BODY:%.*]]
; CHECK: vector.body:
; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP73:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI1:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP74:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI2:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP75:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI3:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP76:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[TMP1:%.*]] = add i64 [[INDEX]], 0
; CHECK-NEXT: [[TMP2:%.*]] = add i64 [[INDEX]], 1
; CHECK-NEXT: [[TMP3:%.*]] = add i64 [[INDEX]], 2
; CHECK-NEXT: [[TMP4:%.*]] = add i64 [[INDEX]], 3
; CHECK-NEXT: [[TMP5:%.*]] = add i64 [[INDEX]], 4
; CHECK-NEXT: [[TMP6:%.*]] = add i64 [[INDEX]], 5
; CHECK-NEXT: [[TMP7:%.*]] = add i64 [[INDEX]], 6
; CHECK-NEXT: [[TMP8:%.*]] = add i64 [[INDEX]], 7
; CHECK-NEXT: [[TMP9:%.*]] = add i64 [[INDEX]], 8
; CHECK-NEXT: [[TMP10:%.*]] = add i64 [[INDEX]], 9
; CHECK-NEXT: [[TMP11:%.*]] = add i64 [[INDEX]], 10
; CHECK-NEXT: [[TMP12:%.*]] = add i64 [[INDEX]], 11
; CHECK-NEXT: [[TMP13:%.*]] = add i64 [[INDEX]], 12
; CHECK-NEXT: [[TMP14:%.*]] = add i64 [[INDEX]], 13
; CHECK-NEXT: [[TMP15:%.*]] = add i64 [[INDEX]], 14
; CHECK-NEXT: [[TMP16:%.*]] = add i64 [[INDEX]], 15
; CHECK-NEXT: [[TMP17:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE:%.*]], i64 [[TMP1]]
; CHECK-NEXT: [[TMP18:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP2]]
; CHECK-NEXT: [[TMP19:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP3]]
; CHECK-NEXT: [[TMP20:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP4]]
; CHECK-NEXT: [[TMP21:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP5]]
; CHECK-NEXT: [[TMP22:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP6]]
; CHECK-NEXT: [[TMP23:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP7]]
; CHECK-NEXT: [[TMP24:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP8]]
; CHECK-NEXT: [[TMP25:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP9]]
; CHECK-NEXT: [[TMP26:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP10]]
; CHECK-NEXT: [[TMP27:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP11]]
; CHECK-NEXT: [[TMP28:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP12]]
; CHECK-NEXT: [[TMP29:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP13]]
; CHECK-NEXT: [[TMP30:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP14]]
; CHECK-NEXT: [[TMP31:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP15]]
; CHECK-NEXT: [[TMP32:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP16]]
; CHECK-NEXT: [[TMP33:%.*]] = load i1, ptr [[TMP17]], align 1
; CHECK-NEXT: [[TMP34:%.*]] = load i1, ptr [[TMP18]], align 1
; CHECK-NEXT: [[TMP35:%.*]] = load i1, ptr [[TMP19]], align 1
; CHECK-NEXT: [[TMP36:%.*]] = load i1, ptr [[TMP20]], align 1
; CHECK-NEXT: [[TMP37:%.*]] = insertelement <4 x i1> poison, i1 [[TMP33]], i32 0
; CHECK-NEXT: [[TMP38:%.*]] = insertelement <4 x i1> [[TMP37]], i1 [[TMP34]], i32 1
; CHECK-NEXT: [[TMP39:%.*]] = insertelement <4 x i1> [[TMP38]], i1 [[TMP35]], i32 2
; CHECK-NEXT: [[TMP40:%.*]] = insertelement <4 x i1> [[TMP39]], i1 [[TMP36]], i32 3
; CHECK-NEXT: [[TMP41:%.*]] = load i1, ptr [[TMP21]], align 1
; CHECK-NEXT: [[TMP42:%.*]] = load i1, ptr [[TMP22]], align 1
; CHECK-NEXT: [[TMP43:%.*]] = load i1, ptr [[TMP23]], align 1
; CHECK-NEXT: [[TMP44:%.*]] = load i1, ptr [[TMP24]], align 1
; CHECK-NEXT: [[TMP45:%.*]] = insertelement <4 x i1> poison, i1 [[TMP41]], i32 0
; CHECK-NEXT: [[TMP46:%.*]] = insertelement <4 x i1> [[TMP45]], i1 [[TMP42]], i32 1
; CHECK-NEXT: [[TMP47:%.*]] = insertelement <4 x i1> [[TMP46]], i1 [[TMP43]], i32 2
; CHECK-NEXT: [[TMP48:%.*]] = insertelement <4 x i1> [[TMP47]], i1 [[TMP44]], i32 3
; CHECK-NEXT: [[TMP49:%.*]] = load i1, ptr [[TMP25]], align 1
; CHECK-NEXT: [[TMP50:%.*]] = load i1, ptr [[TMP26]], align 1
; CHECK-NEXT: [[TMP51:%.*]] = load i1, ptr [[TMP27]], align 1
; CHECK-NEXT: [[TMP52:%.*]] = load i1, ptr [[TMP28]], align 1
; CHECK-NEXT: [[TMP53:%.*]] = insertelement <4 x i1> poison, i1 [[TMP49]], i32 0
; CHECK-NEXT: [[TMP54:%.*]] = insertelement <4 x i1> [[TMP53]], i1 [[TMP50]], i32 1
; CHECK-NEXT: [[TMP55:%.*]] = insertelement <4 x i1> [[TMP54]], i1 [[TMP51]], i32 2
; CHECK-NEXT: [[TMP56:%.*]] = insertelement <4 x i1> [[TMP55]], i1 [[TMP52]], i32 3
; CHECK-NEXT: [[TMP57:%.*]] = load i1, ptr [[TMP29]], align 1
; CHECK-NEXT: [[TMP58:%.*]] = load i1, ptr [[TMP30]], align 1
; CHECK-NEXT: [[TMP59:%.*]] = load i1, ptr [[TMP31]], align 1
; CHECK-NEXT: [[TMP60:%.*]] = load i1, ptr [[TMP32]], align 1
; CHECK-NEXT: [[TMP61:%.*]] = insertelement <4 x i1> poison, i1 [[TMP57]], i32 0
; CHECK-NEXT: [[TMP62:%.*]] = insertelement <4 x i1> [[TMP61]], i1 [[TMP58]], i32 1
; CHECK-NEXT: [[TMP63:%.*]] = insertelement <4 x i1> [[TMP62]], i1 [[TMP59]], i32 2
; CHECK-NEXT: [[TMP64:%.*]] = insertelement <4 x i1> [[TMP63]], i1 [[TMP60]], i32 3
; CHECK-NEXT: [[TMP65:%.*]] = getelementptr i32, ptr [[ALLOCA]], i64 [[TMP1]]
; CHECK-NEXT: [[TMP66:%.*]] = getelementptr i32, ptr [[ALLOCA]], i64 [[TMP5]]
; CHECK-NEXT: [[TMP67:%.*]] = getelementptr i32, ptr [[ALLOCA]], i64 [[TMP9]]
; CHECK-NEXT: [[TMP68:%.*]] = getelementptr i32, ptr [[ALLOCA]], i64 [[TMP13]]
; CHECK-NEXT: [[TMP69:%.*]] = getelementptr i32, ptr [[TMP65]], i32 0
; CHECK-NEXT: [[TMP70:%.*]] = getelementptr i32, ptr [[TMP65]], i32 4
; CHECK-NEXT: [[TMP71:%.*]] = getelementptr i32, ptr [[TMP65]], i32 8
; CHECK-NEXT: [[TMP72:%.*]] = getelementptr i32, ptr [[TMP65]], i32 12
; CHECK-NEXT: [[WIDE_MASKED_LOAD:%.*]] = call <4 x i32> @llvm.masked.load.v4i32.p0(ptr [[TMP69]], i32 4, <4 x i1> [[TMP40]], <4 x i32> poison)
; CHECK-NEXT: [[WIDE_MASKED_LOAD4:%.*]] = call <4 x i32> @llvm.masked.load.v4i32.p0(ptr [[TMP70]], i32 4, <4 x i1> [[TMP48]], <4 x i32> poison)
; CHECK-NEXT: [[WIDE_MASKED_LOAD5:%.*]] = call <4 x i32> @llvm.masked.load.v4i32.p0(ptr [[TMP71]], i32 4, <4 x i1> [[TMP56]], <4 x i32> poison)
; CHECK-NEXT: [[WIDE_MASKED_LOAD6:%.*]] = call <4 x i32> @llvm.masked.load.v4i32.p0(ptr [[TMP72]], i32 4, <4 x i1> [[TMP64]], <4 x i32> poison)
; CHECK-NEXT: [[PREDPHI:%.*]] = select <4 x i1> [[TMP40]], <4 x i32> [[WIDE_MASKED_LOAD]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI7:%.*]] = select <4 x i1> [[TMP48]], <4 x i32> [[WIDE_MASKED_LOAD4]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI8:%.*]] = select <4 x i1> [[TMP56]], <4 x i32> [[WIDE_MASKED_LOAD5]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI9:%.*]] = select <4 x i1> [[TMP64]], <4 x i32> [[WIDE_MASKED_LOAD6]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[TMP73]] = add <4 x i32> [[VEC_PHI]], [[PREDPHI]]
; CHECK-NEXT: [[TMP74]] = add <4 x i32> [[VEC_PHI1]], [[PREDPHI7]]
; CHECK-NEXT: [[TMP75]] = add <4 x i32> [[VEC_PHI2]], [[PREDPHI8]]
; CHECK-NEXT: [[TMP76]] = add <4 x i32> [[VEC_PHI3]], [[PREDPHI9]]
; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 16
; CHECK-NEXT: [[TMP77:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]]
; CHECK-NEXT: br i1 [[TMP77]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP10:![0-9]+]]
; CHECK: middle.block:
; CHECK-NEXT: [[BIN_RDX:%.*]] = add <4 x i32> [[TMP74]], [[TMP73]]
; CHECK-NEXT: [[BIN_RDX10:%.*]] = add <4 x i32> [[TMP75]], [[BIN_RDX]]
; CHECK-NEXT: [[BIN_RDX11:%.*]] = add <4 x i32> [[TMP76]], [[BIN_RDX10]]
; CHECK-NEXT: [[TMP78:%.*]] = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> [[BIN_RDX11]])
; CHECK-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[TMP0]], [[N_VEC]]
; CHECK-NEXT: br i1 [[CMP_N]], label [[LOOP_EXIT:%.*]], label [[SCALAR_PH]]
; CHECK: scalar.ph:
; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ]
; CHECK-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP78]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY]] ]
; CHECK-NEXT: br label [[LOOP:%.*]]
; CHECK: loop:
; CHECK-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[LATCH:%.*]] ]
; CHECK-NEXT: [[ACCUM:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[ACCUM_NEXT:%.*]], [[LATCH]] ]
; CHECK-NEXT: [[IV_NEXT]] = add i64 [[IV]], 1
; CHECK-NEXT: [[TEST_ADDR:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[IV]]
; CHECK-NEXT: [[EARLYCND:%.*]] = load i1, ptr [[TEST_ADDR]], align 1
; CHECK-NEXT: br i1 [[EARLYCND]], label [[PRED:%.*]], label [[LATCH]]
; CHECK: pred:
; CHECK-NEXT: [[ADDR:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[IV]]
; CHECK-NEXT: [[VAL:%.*]] = load i32, ptr [[ADDR]], align 4
; CHECK-NEXT: br label [[LATCH]]
; CHECK: latch:
; CHECK-NEXT: [[VAL_PHI:%.*]] = phi i32 [ 0, [[LOOP]] ], [ [[VAL]], [[PRED]] ]
; CHECK-NEXT: [[ACCUM_NEXT]] = add i32 [[ACCUM]], [[VAL_PHI]]
; CHECK-NEXT: [[EXIT:%.*]] = icmp ugt i64 [[IV]], [[MIN_N]]
; CHECK-NEXT: br i1 [[EXIT]], label [[LOOP_EXIT]], label [[LOOP]], !llvm.loop [[LOOP11:![0-9]+]]
; CHECK: loop_exit:
; CHECK-NEXT: [[ACCUM_NEXT_LCSSA:%.*]] = phi i32 [ [[ACCUM_NEXT]], [[LATCH]] ], [ [[TMP78]], [[MIDDLE_BLOCK]] ]
; CHECK-NEXT: ret i32 [[ACCUM_NEXT_LCSSA]]
;
entry:
%alloca = alloca [4096 x i32]
call void @init(ptr %alloca)
%min.cmp = icmp ult i64 4096, %n
%min.n = select i1 %min.cmp, i64 4096, i64 %n
br label %loop
loop:
%iv = phi i64 [ 0, %entry ], [ %iv.next, %latch ]
%accum = phi i32 [ 0, %entry ], [ %accum.next, %latch ]
%iv.next = add i64 %iv, 1
%test_addr = getelementptr inbounds i1, ptr %test_base, i64 %iv
%earlycnd = load i1, ptr %test_addr
br i1 %earlycnd, label %pred, label %latch
pred:
%addr = getelementptr inbounds i32, ptr %alloca, i64 %iv
%val = load i32, ptr %addr
br label %latch
latch:
%val.phi = phi i32 [0, %loop], [%val, %pred]
%accum.next = add i32 %accum, %val.phi
%exit = icmp ugt i64 %iv, %min.n
br i1 %exit, label %loop_exit, label %loop
loop_exit:
ret i32 %accum.next
}
define i32 @test_non_zero_start(i64 %len, ptr %test_base) {
; CHECK-LABEL: @test_non_zero_start(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[ALLOCA:%.*]] = alloca [4096 x i32], align 4
; CHECK-NEXT: call void @init(ptr [[ALLOCA]])
; CHECK-NEXT: br i1 false, label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
; CHECK: vector.ph:
; CHECK-NEXT: br label [[VECTOR_BODY:%.*]]
; CHECK: vector.body:
; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP72:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI1:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP73:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI2:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP74:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI3:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP75:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[OFFSET_IDX:%.*]] = add i64 1024, [[INDEX]]
; CHECK-NEXT: [[TMP0:%.*]] = add i64 [[OFFSET_IDX]], 0
; CHECK-NEXT: [[TMP1:%.*]] = add i64 [[OFFSET_IDX]], 1
; CHECK-NEXT: [[TMP2:%.*]] = add i64 [[OFFSET_IDX]], 2
; CHECK-NEXT: [[TMP3:%.*]] = add i64 [[OFFSET_IDX]], 3
; CHECK-NEXT: [[TMP4:%.*]] = add i64 [[OFFSET_IDX]], 4
; CHECK-NEXT: [[TMP5:%.*]] = add i64 [[OFFSET_IDX]], 5
; CHECK-NEXT: [[TMP6:%.*]] = add i64 [[OFFSET_IDX]], 6
; CHECK-NEXT: [[TMP7:%.*]] = add i64 [[OFFSET_IDX]], 7
; CHECK-NEXT: [[TMP8:%.*]] = add i64 [[OFFSET_IDX]], 8
; CHECK-NEXT: [[TMP9:%.*]] = add i64 [[OFFSET_IDX]], 9
; CHECK-NEXT: [[TMP10:%.*]] = add i64 [[OFFSET_IDX]], 10
; CHECK-NEXT: [[TMP11:%.*]] = add i64 [[OFFSET_IDX]], 11
; CHECK-NEXT: [[TMP12:%.*]] = add i64 [[OFFSET_IDX]], 12
; CHECK-NEXT: [[TMP13:%.*]] = add i64 [[OFFSET_IDX]], 13
; CHECK-NEXT: [[TMP14:%.*]] = add i64 [[OFFSET_IDX]], 14
; CHECK-NEXT: [[TMP15:%.*]] = add i64 [[OFFSET_IDX]], 15
; CHECK-NEXT: [[TMP16:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE:%.*]], i64 [[TMP0]]
; CHECK-NEXT: [[TMP17:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP1]]
; CHECK-NEXT: [[TMP18:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP2]]
; CHECK-NEXT: [[TMP19:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP3]]
; CHECK-NEXT: [[TMP20:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP4]]
; CHECK-NEXT: [[TMP21:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP5]]
; CHECK-NEXT: [[TMP22:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP6]]
; CHECK-NEXT: [[TMP23:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP7]]
; CHECK-NEXT: [[TMP24:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP8]]
; CHECK-NEXT: [[TMP25:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP9]]
; CHECK-NEXT: [[TMP26:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP10]]
; CHECK-NEXT: [[TMP27:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP11]]
; CHECK-NEXT: [[TMP28:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP12]]
; CHECK-NEXT: [[TMP29:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP13]]
; CHECK-NEXT: [[TMP30:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP14]]
; CHECK-NEXT: [[TMP31:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP15]]
; CHECK-NEXT: [[TMP32:%.*]] = load i1, ptr [[TMP16]], align 1
; CHECK-NEXT: [[TMP33:%.*]] = load i1, ptr [[TMP17]], align 1
; CHECK-NEXT: [[TMP34:%.*]] = load i1, ptr [[TMP18]], align 1
; CHECK-NEXT: [[TMP35:%.*]] = load i1, ptr [[TMP19]], align 1
; CHECK-NEXT: [[TMP36:%.*]] = insertelement <4 x i1> poison, i1 [[TMP32]], i32 0
; CHECK-NEXT: [[TMP37:%.*]] = insertelement <4 x i1> [[TMP36]], i1 [[TMP33]], i32 1
; CHECK-NEXT: [[TMP38:%.*]] = insertelement <4 x i1> [[TMP37]], i1 [[TMP34]], i32 2
; CHECK-NEXT: [[TMP39:%.*]] = insertelement <4 x i1> [[TMP38]], i1 [[TMP35]], i32 3
; CHECK-NEXT: [[TMP40:%.*]] = load i1, ptr [[TMP20]], align 1
; CHECK-NEXT: [[TMP41:%.*]] = load i1, ptr [[TMP21]], align 1
; CHECK-NEXT: [[TMP42:%.*]] = load i1, ptr [[TMP22]], align 1
; CHECK-NEXT: [[TMP43:%.*]] = load i1, ptr [[TMP23]], align 1
; CHECK-NEXT: [[TMP44:%.*]] = insertelement <4 x i1> poison, i1 [[TMP40]], i32 0
; CHECK-NEXT: [[TMP45:%.*]] = insertelement <4 x i1> [[TMP44]], i1 [[TMP41]], i32 1
; CHECK-NEXT: [[TMP46:%.*]] = insertelement <4 x i1> [[TMP45]], i1 [[TMP42]], i32 2
; CHECK-NEXT: [[TMP47:%.*]] = insertelement <4 x i1> [[TMP46]], i1 [[TMP43]], i32 3
; CHECK-NEXT: [[TMP48:%.*]] = load i1, ptr [[TMP24]], align 1
; CHECK-NEXT: [[TMP49:%.*]] = load i1, ptr [[TMP25]], align 1
; CHECK-NEXT: [[TMP50:%.*]] = load i1, ptr [[TMP26]], align 1
; CHECK-NEXT: [[TMP51:%.*]] = load i1, ptr [[TMP27]], align 1
; CHECK-NEXT: [[TMP52:%.*]] = insertelement <4 x i1> poison, i1 [[TMP48]], i32 0
; CHECK-NEXT: [[TMP53:%.*]] = insertelement <4 x i1> [[TMP52]], i1 [[TMP49]], i32 1
; CHECK-NEXT: [[TMP54:%.*]] = insertelement <4 x i1> [[TMP53]], i1 [[TMP50]], i32 2
; CHECK-NEXT: [[TMP55:%.*]] = insertelement <4 x i1> [[TMP54]], i1 [[TMP51]], i32 3
; CHECK-NEXT: [[TMP56:%.*]] = load i1, ptr [[TMP28]], align 1
; CHECK-NEXT: [[TMP57:%.*]] = load i1, ptr [[TMP29]], align 1
; CHECK-NEXT: [[TMP58:%.*]] = load i1, ptr [[TMP30]], align 1
; CHECK-NEXT: [[TMP59:%.*]] = load i1, ptr [[TMP31]], align 1
; CHECK-NEXT: [[TMP60:%.*]] = insertelement <4 x i1> poison, i1 [[TMP56]], i32 0
; CHECK-NEXT: [[TMP61:%.*]] = insertelement <4 x i1> [[TMP60]], i1 [[TMP57]], i32 1
; CHECK-NEXT: [[TMP62:%.*]] = insertelement <4 x i1> [[TMP61]], i1 [[TMP58]], i32 2
; CHECK-NEXT: [[TMP63:%.*]] = insertelement <4 x i1> [[TMP62]], i1 [[TMP59]], i32 3
; CHECK-NEXT: [[TMP64:%.*]] = getelementptr i32, ptr [[ALLOCA]], i64 [[TMP0]]
; CHECK-NEXT: [[TMP65:%.*]] = getelementptr i32, ptr [[ALLOCA]], i64 [[TMP4]]
; CHECK-NEXT: [[TMP66:%.*]] = getelementptr i32, ptr [[ALLOCA]], i64 [[TMP8]]
; CHECK-NEXT: [[TMP67:%.*]] = getelementptr i32, ptr [[ALLOCA]], i64 [[TMP12]]
; CHECK-NEXT: [[TMP68:%.*]] = getelementptr i32, ptr [[TMP64]], i32 0
; CHECK-NEXT: [[TMP69:%.*]] = getelementptr i32, ptr [[TMP64]], i32 4
; CHECK-NEXT: [[TMP70:%.*]] = getelementptr i32, ptr [[TMP64]], i32 8
; CHECK-NEXT: [[TMP71:%.*]] = getelementptr i32, ptr [[TMP64]], i32 12
; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <4 x i32>, ptr [[TMP68]], align 4
; CHECK-NEXT: [[WIDE_LOAD4:%.*]] = load <4 x i32>, ptr [[TMP69]], align 4
; CHECK-NEXT: [[WIDE_LOAD5:%.*]] = load <4 x i32>, ptr [[TMP70]], align 4
; CHECK-NEXT: [[WIDE_LOAD6:%.*]] = load <4 x i32>, ptr [[TMP71]], align 4
; CHECK-NEXT: [[PREDPHI:%.*]] = select <4 x i1> [[TMP39]], <4 x i32> [[WIDE_LOAD]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI7:%.*]] = select <4 x i1> [[TMP47]], <4 x i32> [[WIDE_LOAD4]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI8:%.*]] = select <4 x i1> [[TMP55]], <4 x i32> [[WIDE_LOAD5]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI9:%.*]] = select <4 x i1> [[TMP63]], <4 x i32> [[WIDE_LOAD6]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[TMP72]] = add <4 x i32> [[VEC_PHI]], [[PREDPHI]]
; CHECK-NEXT: [[TMP73]] = add <4 x i32> [[VEC_PHI1]], [[PREDPHI7]]
; CHECK-NEXT: [[TMP74]] = add <4 x i32> [[VEC_PHI2]], [[PREDPHI8]]
; CHECK-NEXT: [[TMP75]] = add <4 x i32> [[VEC_PHI3]], [[PREDPHI9]]
; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 16
; CHECK-NEXT: [[TMP76:%.*]] = icmp eq i64 [[INDEX_NEXT]], 3072
; CHECK-NEXT: br i1 [[TMP76]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP12:![0-9]+]]
; CHECK: middle.block:
; CHECK-NEXT: [[BIN_RDX:%.*]] = add <4 x i32> [[TMP73]], [[TMP72]]
; CHECK-NEXT: [[BIN_RDX10:%.*]] = add <4 x i32> [[TMP74]], [[BIN_RDX]]
; CHECK-NEXT: [[BIN_RDX11:%.*]] = add <4 x i32> [[TMP75]], [[BIN_RDX10]]
; CHECK-NEXT: [[TMP77:%.*]] = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> [[BIN_RDX11]])
; CHECK-NEXT: br i1 true, label [[LOOP_EXIT:%.*]], label [[SCALAR_PH]]
; CHECK: scalar.ph:
; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ 4096, [[MIDDLE_BLOCK]] ], [ 1024, [[ENTRY:%.*]] ]
; CHECK-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP77]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY]] ]
; CHECK-NEXT: br label [[LOOP:%.*]]
; CHECK: loop:
; CHECK-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[LATCH:%.*]] ]
; CHECK-NEXT: [[ACCUM:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[ACCUM_NEXT:%.*]], [[LATCH]] ]
; CHECK-NEXT: [[IV_NEXT]] = add i64 [[IV]], 1
; CHECK-NEXT: [[TEST_ADDR:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[IV]]
; CHECK-NEXT: [[EARLYCND:%.*]] = load i1, ptr [[TEST_ADDR]], align 1
; CHECK-NEXT: br i1 [[EARLYCND]], label [[PRED:%.*]], label [[LATCH]]
; CHECK: pred:
; CHECK-NEXT: [[ADDR:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[IV]]
; CHECK-NEXT: [[VAL:%.*]] = load i32, ptr [[ADDR]], align 4
; CHECK-NEXT: br label [[LATCH]]
; CHECK: latch:
; CHECK-NEXT: [[VAL_PHI:%.*]] = phi i32 [ 0, [[LOOP]] ], [ [[VAL]], [[PRED]] ]
; CHECK-NEXT: [[ACCUM_NEXT]] = add i32 [[ACCUM]], [[VAL_PHI]]
; CHECK-NEXT: [[EXIT:%.*]] = icmp ugt i64 [[IV]], 4094
; CHECK-NEXT: br i1 [[EXIT]], label [[LOOP_EXIT]], label [[LOOP]], !llvm.loop [[LOOP13:![0-9]+]]
; CHECK: loop_exit:
; CHECK-NEXT: [[ACCUM_NEXT_LCSSA:%.*]] = phi i32 [ [[ACCUM_NEXT]], [[LATCH]] ], [ [[TMP77]], [[MIDDLE_BLOCK]] ]
; CHECK-NEXT: ret i32 [[ACCUM_NEXT_LCSSA]]
;
entry:
%alloca = alloca [4096 x i32]
call void @init(ptr %alloca)
br label %loop
loop:
%iv = phi i64 [ 1024, %entry ], [ %iv.next, %latch ]
%accum = phi i32 [ 0, %entry ], [ %accum.next, %latch ]
%iv.next = add i64 %iv, 1
%test_addr = getelementptr inbounds i1, ptr %test_base, i64 %iv
%earlycnd = load i1, ptr %test_addr
br i1 %earlycnd, label %pred, label %latch
pred:
%addr = getelementptr inbounds i32, ptr %alloca, i64 %iv
%val = load i32, ptr %addr
br label %latch
latch:
%val.phi = phi i32 [0, %loop], [%val, %pred]
%accum.next = add i32 %accum, %val.phi
%exit = icmp ugt i64 %iv, 4094
br i1 %exit, label %loop_exit, label %loop
loop_exit:
ret i32 %accum.next
}
define i32 @neg_out_of_bounds_start(i64 %len, ptr %test_base) {
; CHECK-LABEL: @neg_out_of_bounds_start(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[ALLOCA:%.*]] = alloca [4096 x i32], align 4
; CHECK-NEXT: call void @init(ptr [[ALLOCA]])
; CHECK-NEXT: br label [[LOOP:%.*]]
; CHECK: loop:
; CHECK-NEXT: [[IV:%.*]] = phi i64 [ -10, [[ENTRY:%.*]] ], [ [[IV_NEXT:%.*]], [[LATCH:%.*]] ]
; CHECK-NEXT: [[ACCUM:%.*]] = phi i32 [ 0, [[ENTRY]] ], [ [[ACCUM_NEXT:%.*]], [[LATCH]] ]
; CHECK-NEXT: [[IV_NEXT]] = add i64 [[IV]], 1
; CHECK-NEXT: [[TEST_ADDR:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE:%.*]], i64 [[IV]]
; CHECK-NEXT: [[EARLYCND:%.*]] = load i1, ptr [[TEST_ADDR]], align 1
; CHECK-NEXT: br i1 [[EARLYCND]], label [[PRED:%.*]], label [[LATCH]]
; CHECK: pred:
; CHECK-NEXT: [[ADDR:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[IV]]
; CHECK-NEXT: [[VAL:%.*]] = load i32, ptr [[ADDR]], align 4
; CHECK-NEXT: br label [[LATCH]]
; CHECK: latch:
; CHECK-NEXT: [[VAL_PHI:%.*]] = phi i32 [ 0, [[LOOP]] ], [ [[VAL]], [[PRED]] ]
; CHECK-NEXT: [[ACCUM_NEXT]] = add i32 [[ACCUM]], [[VAL_PHI]]
; CHECK-NEXT: [[EXIT:%.*]] = icmp ugt i64 [[IV]], 4094
; CHECK-NEXT: br i1 [[EXIT]], label [[LOOP_EXIT:%.*]], label [[LOOP]]
; CHECK: loop_exit:
; CHECK-NEXT: [[ACCUM_NEXT_LCSSA:%.*]] = phi i32 [ [[ACCUM_NEXT]], [[LATCH]] ]
; CHECK-NEXT: ret i32 [[ACCUM_NEXT_LCSSA]]
;
entry:
%alloca = alloca [4096 x i32]
call void @init(ptr %alloca)
br label %loop
loop:
%iv = phi i64 [ -10, %entry ], [ %iv.next, %latch ]
%accum = phi i32 [ 0, %entry ], [ %accum.next, %latch ]
%iv.next = add i64 %iv, 1
%test_addr = getelementptr inbounds i1, ptr %test_base, i64 %iv
%earlycnd = load i1, ptr %test_addr
br i1 %earlycnd, label %pred, label %latch
pred:
%addr = getelementptr inbounds i32, ptr %alloca, i64 %iv
%val = load i32, ptr %addr
br label %latch
latch:
%val.phi = phi i32 [0, %loop], [%val, %pred]
%accum.next = add i32 %accum, %val.phi
%exit = icmp ugt i64 %iv, 4094
br i1 %exit, label %loop_exit, label %loop
loop_exit:
ret i32 %accum.next
}
define i32 @test_non_unit_stride(i64 %len, ptr %test_base) {
; CHECK-LABEL: @test_non_unit_stride(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[ALLOCA:%.*]] = alloca [4096 x i32], align 4
; CHECK-NEXT: call void @init(ptr [[ALLOCA]])
; CHECK-NEXT: br i1 false, label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
; CHECK: vector.ph:
; CHECK-NEXT: br label [[VECTOR_BODY:%.*]]
; CHECK: vector.body:
; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP112:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI1:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP113:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI2:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP114:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI3:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP115:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[OFFSET_IDX:%.*]] = mul i64 [[INDEX]], 2
; CHECK-NEXT: [[TMP0:%.*]] = add i64 [[OFFSET_IDX]], 0
; CHECK-NEXT: [[TMP1:%.*]] = add i64 [[OFFSET_IDX]], 2
; CHECK-NEXT: [[TMP2:%.*]] = add i64 [[OFFSET_IDX]], 4
; CHECK-NEXT: [[TMP3:%.*]] = add i64 [[OFFSET_IDX]], 6
; CHECK-NEXT: [[TMP4:%.*]] = add i64 [[OFFSET_IDX]], 8
; CHECK-NEXT: [[TMP5:%.*]] = add i64 [[OFFSET_IDX]], 10
; CHECK-NEXT: [[TMP6:%.*]] = add i64 [[OFFSET_IDX]], 12
; CHECK-NEXT: [[TMP7:%.*]] = add i64 [[OFFSET_IDX]], 14
; CHECK-NEXT: [[TMP8:%.*]] = add i64 [[OFFSET_IDX]], 16
; CHECK-NEXT: [[TMP9:%.*]] = add i64 [[OFFSET_IDX]], 18
; CHECK-NEXT: [[TMP10:%.*]] = add i64 [[OFFSET_IDX]], 20
; CHECK-NEXT: [[TMP11:%.*]] = add i64 [[OFFSET_IDX]], 22
; CHECK-NEXT: [[TMP12:%.*]] = add i64 [[OFFSET_IDX]], 24
; CHECK-NEXT: [[TMP13:%.*]] = add i64 [[OFFSET_IDX]], 26
; CHECK-NEXT: [[TMP14:%.*]] = add i64 [[OFFSET_IDX]], 28
; CHECK-NEXT: [[TMP15:%.*]] = add i64 [[OFFSET_IDX]], 30
; CHECK-NEXT: [[TMP16:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE:%.*]], i64 [[TMP0]]
; CHECK-NEXT: [[TMP17:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP1]]
; CHECK-NEXT: [[TMP18:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP2]]
; CHECK-NEXT: [[TMP19:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP3]]
; CHECK-NEXT: [[TMP20:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP4]]
; CHECK-NEXT: [[TMP21:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP5]]
; CHECK-NEXT: [[TMP22:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP6]]
; CHECK-NEXT: [[TMP23:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP7]]
; CHECK-NEXT: [[TMP24:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP8]]
; CHECK-NEXT: [[TMP25:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP9]]
; CHECK-NEXT: [[TMP26:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP10]]
; CHECK-NEXT: [[TMP27:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP11]]
; CHECK-NEXT: [[TMP28:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP12]]
; CHECK-NEXT: [[TMP29:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP13]]
; CHECK-NEXT: [[TMP30:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP14]]
; CHECK-NEXT: [[TMP31:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP15]]
; CHECK-NEXT: [[TMP32:%.*]] = load i1, ptr [[TMP16]], align 1
; CHECK-NEXT: [[TMP33:%.*]] = load i1, ptr [[TMP17]], align 1
; CHECK-NEXT: [[TMP34:%.*]] = load i1, ptr [[TMP18]], align 1
; CHECK-NEXT: [[TMP35:%.*]] = load i1, ptr [[TMP19]], align 1
; CHECK-NEXT: [[TMP36:%.*]] = insertelement <4 x i1> poison, i1 [[TMP32]], i32 0
; CHECK-NEXT: [[TMP37:%.*]] = insertelement <4 x i1> [[TMP36]], i1 [[TMP33]], i32 1
; CHECK-NEXT: [[TMP38:%.*]] = insertelement <4 x i1> [[TMP37]], i1 [[TMP34]], i32 2
; CHECK-NEXT: [[TMP39:%.*]] = insertelement <4 x i1> [[TMP38]], i1 [[TMP35]], i32 3
; CHECK-NEXT: [[TMP40:%.*]] = load i1, ptr [[TMP20]], align 1
; CHECK-NEXT: [[TMP41:%.*]] = load i1, ptr [[TMP21]], align 1
; CHECK-NEXT: [[TMP42:%.*]] = load i1, ptr [[TMP22]], align 1
; CHECK-NEXT: [[TMP43:%.*]] = load i1, ptr [[TMP23]], align 1
; CHECK-NEXT: [[TMP44:%.*]] = insertelement <4 x i1> poison, i1 [[TMP40]], i32 0
; CHECK-NEXT: [[TMP45:%.*]] = insertelement <4 x i1> [[TMP44]], i1 [[TMP41]], i32 1
; CHECK-NEXT: [[TMP46:%.*]] = insertelement <4 x i1> [[TMP45]], i1 [[TMP42]], i32 2
; CHECK-NEXT: [[TMP47:%.*]] = insertelement <4 x i1> [[TMP46]], i1 [[TMP43]], i32 3
; CHECK-NEXT: [[TMP48:%.*]] = load i1, ptr [[TMP24]], align 1
; CHECK-NEXT: [[TMP49:%.*]] = load i1, ptr [[TMP25]], align 1
; CHECK-NEXT: [[TMP50:%.*]] = load i1, ptr [[TMP26]], align 1
; CHECK-NEXT: [[TMP51:%.*]] = load i1, ptr [[TMP27]], align 1
; CHECK-NEXT: [[TMP52:%.*]] = insertelement <4 x i1> poison, i1 [[TMP48]], i32 0
; CHECK-NEXT: [[TMP53:%.*]] = insertelement <4 x i1> [[TMP52]], i1 [[TMP49]], i32 1
; CHECK-NEXT: [[TMP54:%.*]] = insertelement <4 x i1> [[TMP53]], i1 [[TMP50]], i32 2
; CHECK-NEXT: [[TMP55:%.*]] = insertelement <4 x i1> [[TMP54]], i1 [[TMP51]], i32 3
; CHECK-NEXT: [[TMP56:%.*]] = load i1, ptr [[TMP28]], align 1
; CHECK-NEXT: [[TMP57:%.*]] = load i1, ptr [[TMP29]], align 1
; CHECK-NEXT: [[TMP58:%.*]] = load i1, ptr [[TMP30]], align 1
; CHECK-NEXT: [[TMP59:%.*]] = load i1, ptr [[TMP31]], align 1
; CHECK-NEXT: [[TMP60:%.*]] = insertelement <4 x i1> poison, i1 [[TMP56]], i32 0
; CHECK-NEXT: [[TMP61:%.*]] = insertelement <4 x i1> [[TMP60]], i1 [[TMP57]], i32 1
; CHECK-NEXT: [[TMP62:%.*]] = insertelement <4 x i1> [[TMP61]], i1 [[TMP58]], i32 2
; CHECK-NEXT: [[TMP63:%.*]] = insertelement <4 x i1> [[TMP62]], i1 [[TMP59]], i32 3
; CHECK-NEXT: [[TMP64:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP0]]
; CHECK-NEXT: [[TMP65:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP1]]
; CHECK-NEXT: [[TMP66:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP2]]
; CHECK-NEXT: [[TMP67:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP3]]
; CHECK-NEXT: [[TMP68:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP4]]
; CHECK-NEXT: [[TMP69:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP5]]
; CHECK-NEXT: [[TMP70:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP6]]
; CHECK-NEXT: [[TMP71:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP7]]
; CHECK-NEXT: [[TMP72:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP8]]
; CHECK-NEXT: [[TMP73:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP9]]
; CHECK-NEXT: [[TMP74:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP10]]
; CHECK-NEXT: [[TMP75:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP11]]
; CHECK-NEXT: [[TMP76:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP12]]
; CHECK-NEXT: [[TMP77:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP13]]
; CHECK-NEXT: [[TMP78:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP14]]
; CHECK-NEXT: [[TMP79:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP15]]
; CHECK-NEXT: [[TMP80:%.*]] = load i32, ptr [[TMP64]], align 4
; CHECK-NEXT: [[TMP81:%.*]] = load i32, ptr [[TMP65]], align 4
; CHECK-NEXT: [[TMP82:%.*]] = load i32, ptr [[TMP66]], align 4
; CHECK-NEXT: [[TMP83:%.*]] = load i32, ptr [[TMP67]], align 4
; CHECK-NEXT: [[TMP84:%.*]] = insertelement <4 x i32> poison, i32 [[TMP80]], i32 0
; CHECK-NEXT: [[TMP85:%.*]] = insertelement <4 x i32> [[TMP84]], i32 [[TMP81]], i32 1
; CHECK-NEXT: [[TMP86:%.*]] = insertelement <4 x i32> [[TMP85]], i32 [[TMP82]], i32 2
; CHECK-NEXT: [[TMP87:%.*]] = insertelement <4 x i32> [[TMP86]], i32 [[TMP83]], i32 3
; CHECK-NEXT: [[TMP88:%.*]] = load i32, ptr [[TMP68]], align 4
; CHECK-NEXT: [[TMP89:%.*]] = load i32, ptr [[TMP69]], align 4
; CHECK-NEXT: [[TMP90:%.*]] = load i32, ptr [[TMP70]], align 4
; CHECK-NEXT: [[TMP91:%.*]] = load i32, ptr [[TMP71]], align 4
; CHECK-NEXT: [[TMP92:%.*]] = insertelement <4 x i32> poison, i32 [[TMP88]], i32 0
; CHECK-NEXT: [[TMP93:%.*]] = insertelement <4 x i32> [[TMP92]], i32 [[TMP89]], i32 1
; CHECK-NEXT: [[TMP94:%.*]] = insertelement <4 x i32> [[TMP93]], i32 [[TMP90]], i32 2
; CHECK-NEXT: [[TMP95:%.*]] = insertelement <4 x i32> [[TMP94]], i32 [[TMP91]], i32 3
; CHECK-NEXT: [[TMP96:%.*]] = load i32, ptr [[TMP72]], align 4
; CHECK-NEXT: [[TMP97:%.*]] = load i32, ptr [[TMP73]], align 4
; CHECK-NEXT: [[TMP98:%.*]] = load i32, ptr [[TMP74]], align 4
; CHECK-NEXT: [[TMP99:%.*]] = load i32, ptr [[TMP75]], align 4
; CHECK-NEXT: [[TMP100:%.*]] = insertelement <4 x i32> poison, i32 [[TMP96]], i32 0
; CHECK-NEXT: [[TMP101:%.*]] = insertelement <4 x i32> [[TMP100]], i32 [[TMP97]], i32 1
; CHECK-NEXT: [[TMP102:%.*]] = insertelement <4 x i32> [[TMP101]], i32 [[TMP98]], i32 2
; CHECK-NEXT: [[TMP103:%.*]] = insertelement <4 x i32> [[TMP102]], i32 [[TMP99]], i32 3
; CHECK-NEXT: [[TMP104:%.*]] = load i32, ptr [[TMP76]], align 4
; CHECK-NEXT: [[TMP105:%.*]] = load i32, ptr [[TMP77]], align 4
; CHECK-NEXT: [[TMP106:%.*]] = load i32, ptr [[TMP78]], align 4
; CHECK-NEXT: [[TMP107:%.*]] = load i32, ptr [[TMP79]], align 4
; CHECK-NEXT: [[TMP108:%.*]] = insertelement <4 x i32> poison, i32 [[TMP104]], i32 0
; CHECK-NEXT: [[TMP109:%.*]] = insertelement <4 x i32> [[TMP108]], i32 [[TMP105]], i32 1
; CHECK-NEXT: [[TMP110:%.*]] = insertelement <4 x i32> [[TMP109]], i32 [[TMP106]], i32 2
; CHECK-NEXT: [[TMP111:%.*]] = insertelement <4 x i32> [[TMP110]], i32 [[TMP107]], i32 3
; CHECK-NEXT: [[PREDPHI:%.*]] = select <4 x i1> [[TMP39]], <4 x i32> [[TMP87]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI4:%.*]] = select <4 x i1> [[TMP47]], <4 x i32> [[TMP95]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI5:%.*]] = select <4 x i1> [[TMP55]], <4 x i32> [[TMP103]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI6:%.*]] = select <4 x i1> [[TMP63]], <4 x i32> [[TMP111]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[TMP112]] = add <4 x i32> [[VEC_PHI]], [[PREDPHI]]
; CHECK-NEXT: [[TMP113]] = add <4 x i32> [[VEC_PHI1]], [[PREDPHI4]]
; CHECK-NEXT: [[TMP114]] = add <4 x i32> [[VEC_PHI2]], [[PREDPHI5]]
; CHECK-NEXT: [[TMP115]] = add <4 x i32> [[VEC_PHI3]], [[PREDPHI6]]
; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 16
; CHECK-NEXT: [[TMP116:%.*]] = icmp eq i64 [[INDEX_NEXT]], 2048
; CHECK-NEXT: br i1 [[TMP116]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP14:![0-9]+]]
; CHECK: middle.block:
; CHECK-NEXT: [[BIN_RDX:%.*]] = add <4 x i32> [[TMP113]], [[TMP112]]
; CHECK-NEXT: [[BIN_RDX7:%.*]] = add <4 x i32> [[TMP114]], [[BIN_RDX]]
; CHECK-NEXT: [[BIN_RDX8:%.*]] = add <4 x i32> [[TMP115]], [[BIN_RDX7]]
; CHECK-NEXT: [[TMP117:%.*]] = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> [[BIN_RDX8]])
; CHECK-NEXT: br i1 true, label [[LOOP_EXIT:%.*]], label [[SCALAR_PH]]
; CHECK: scalar.ph:
; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ 4096, [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ]
; CHECK-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP117]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY]] ]
; CHECK-NEXT: br label [[LOOP:%.*]]
; CHECK: loop:
; CHECK-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[LATCH:%.*]] ]
; CHECK-NEXT: [[ACCUM:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[ACCUM_NEXT:%.*]], [[LATCH]] ]
; CHECK-NEXT: [[IV_NEXT]] = add i64 [[IV]], 2
; CHECK-NEXT: [[TEST_ADDR:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[IV]]
; CHECK-NEXT: [[EARLYCND:%.*]] = load i1, ptr [[TEST_ADDR]], align 1
; CHECK-NEXT: br i1 [[EARLYCND]], label [[PRED:%.*]], label [[LATCH]]
; CHECK: pred:
; CHECK-NEXT: [[ADDR:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[IV]]
; CHECK-NEXT: [[VAL:%.*]] = load i32, ptr [[ADDR]], align 4
; CHECK-NEXT: br label [[LATCH]]
; CHECK: latch:
; CHECK-NEXT: [[VAL_PHI:%.*]] = phi i32 [ 0, [[LOOP]] ], [ [[VAL]], [[PRED]] ]
; CHECK-NEXT: [[ACCUM_NEXT]] = add i32 [[ACCUM]], [[VAL_PHI]]
; CHECK-NEXT: [[EXIT:%.*]] = icmp ugt i64 [[IV]], 4093
; CHECK-NEXT: br i1 [[EXIT]], label [[LOOP_EXIT]], label [[LOOP]], !llvm.loop [[LOOP15:![0-9]+]]
; CHECK: loop_exit:
; CHECK-NEXT: [[ACCUM_NEXT_LCSSA:%.*]] = phi i32 [ [[ACCUM_NEXT]], [[LATCH]] ], [ [[TMP117]], [[MIDDLE_BLOCK]] ]
; CHECK-NEXT: ret i32 [[ACCUM_NEXT_LCSSA]]
;
entry:
%alloca = alloca [4096 x i32]
call void @init(ptr %alloca)
br label %loop
loop:
%iv = phi i64 [ 0, %entry ], [ %iv.next, %latch ]
%accum = phi i32 [ 0, %entry ], [ %accum.next, %latch ]
%iv.next = add i64 %iv, 2
%test_addr = getelementptr inbounds i1, ptr %test_base, i64 %iv
%earlycnd = load i1, ptr %test_addr
br i1 %earlycnd, label %pred, label %latch
pred:
%addr = getelementptr inbounds i32, ptr %alloca, i64 %iv
%val = load i32, ptr %addr
br label %latch
latch:
%val.phi = phi i32 [0, %loop], [%val, %pred]
%accum.next = add i32 %accum, %val.phi
%exit = icmp ugt i64 %iv, 4093
br i1 %exit, label %loop_exit, label %loop
loop_exit:
ret i32 %accum.next
}
define i32 @neg_off_by_many(i64 %len, ptr %test_base) {
; CHECK-LABEL: @neg_off_by_many(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[ALLOCA:%.*]] = alloca [1024 x i32], align 4
; CHECK-NEXT: call void @init(ptr [[ALLOCA]])
; CHECK-NEXT: br i1 false, label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
; CHECK: vector.ph:
; CHECK-NEXT: br label [[VECTOR_BODY:%.*]]
; CHECK: vector.body:
; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP72:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI1:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP73:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI2:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP74:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI3:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP75:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[TMP0:%.*]] = add i64 [[INDEX]], 0
; CHECK-NEXT: [[TMP1:%.*]] = add i64 [[INDEX]], 1
; CHECK-NEXT: [[TMP2:%.*]] = add i64 [[INDEX]], 2
; CHECK-NEXT: [[TMP3:%.*]] = add i64 [[INDEX]], 3
; CHECK-NEXT: [[TMP4:%.*]] = add i64 [[INDEX]], 4
; CHECK-NEXT: [[TMP5:%.*]] = add i64 [[INDEX]], 5
; CHECK-NEXT: [[TMP6:%.*]] = add i64 [[INDEX]], 6
; CHECK-NEXT: [[TMP7:%.*]] = add i64 [[INDEX]], 7
; CHECK-NEXT: [[TMP8:%.*]] = add i64 [[INDEX]], 8
; CHECK-NEXT: [[TMP9:%.*]] = add i64 [[INDEX]], 9
; CHECK-NEXT: [[TMP10:%.*]] = add i64 [[INDEX]], 10
; CHECK-NEXT: [[TMP11:%.*]] = add i64 [[INDEX]], 11
; CHECK-NEXT: [[TMP12:%.*]] = add i64 [[INDEX]], 12
; CHECK-NEXT: [[TMP13:%.*]] = add i64 [[INDEX]], 13
; CHECK-NEXT: [[TMP14:%.*]] = add i64 [[INDEX]], 14
; CHECK-NEXT: [[TMP15:%.*]] = add i64 [[INDEX]], 15
; CHECK-NEXT: [[TMP16:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE:%.*]], i64 [[TMP0]]
; CHECK-NEXT: [[TMP17:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP1]]
; CHECK-NEXT: [[TMP18:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP2]]
; CHECK-NEXT: [[TMP19:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP3]]
; CHECK-NEXT: [[TMP20:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP4]]
; CHECK-NEXT: [[TMP21:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP5]]
; CHECK-NEXT: [[TMP22:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP6]]
; CHECK-NEXT: [[TMP23:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP7]]
; CHECK-NEXT: [[TMP24:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP8]]
; CHECK-NEXT: [[TMP25:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP9]]
; CHECK-NEXT: [[TMP26:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP10]]
; CHECK-NEXT: [[TMP27:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP11]]
; CHECK-NEXT: [[TMP28:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP12]]
; CHECK-NEXT: [[TMP29:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP13]]
; CHECK-NEXT: [[TMP30:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP14]]
; CHECK-NEXT: [[TMP31:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP15]]
; CHECK-NEXT: [[TMP32:%.*]] = load i1, ptr [[TMP16]], align 1
; CHECK-NEXT: [[TMP33:%.*]] = load i1, ptr [[TMP17]], align 1
; CHECK-NEXT: [[TMP34:%.*]] = load i1, ptr [[TMP18]], align 1
; CHECK-NEXT: [[TMP35:%.*]] = load i1, ptr [[TMP19]], align 1
; CHECK-NEXT: [[TMP36:%.*]] = insertelement <4 x i1> poison, i1 [[TMP32]], i32 0
; CHECK-NEXT: [[TMP37:%.*]] = insertelement <4 x i1> [[TMP36]], i1 [[TMP33]], i32 1
; CHECK-NEXT: [[TMP38:%.*]] = insertelement <4 x i1> [[TMP37]], i1 [[TMP34]], i32 2
; CHECK-NEXT: [[TMP39:%.*]] = insertelement <4 x i1> [[TMP38]], i1 [[TMP35]], i32 3
; CHECK-NEXT: [[TMP40:%.*]] = load i1, ptr [[TMP20]], align 1
; CHECK-NEXT: [[TMP41:%.*]] = load i1, ptr [[TMP21]], align 1
; CHECK-NEXT: [[TMP42:%.*]] = load i1, ptr [[TMP22]], align 1
; CHECK-NEXT: [[TMP43:%.*]] = load i1, ptr [[TMP23]], align 1
; CHECK-NEXT: [[TMP44:%.*]] = insertelement <4 x i1> poison, i1 [[TMP40]], i32 0
; CHECK-NEXT: [[TMP45:%.*]] = insertelement <4 x i1> [[TMP44]], i1 [[TMP41]], i32 1
; CHECK-NEXT: [[TMP46:%.*]] = insertelement <4 x i1> [[TMP45]], i1 [[TMP42]], i32 2
; CHECK-NEXT: [[TMP47:%.*]] = insertelement <4 x i1> [[TMP46]], i1 [[TMP43]], i32 3
; CHECK-NEXT: [[TMP48:%.*]] = load i1, ptr [[TMP24]], align 1
; CHECK-NEXT: [[TMP49:%.*]] = load i1, ptr [[TMP25]], align 1
; CHECK-NEXT: [[TMP50:%.*]] = load i1, ptr [[TMP26]], align 1
; CHECK-NEXT: [[TMP51:%.*]] = load i1, ptr [[TMP27]], align 1
; CHECK-NEXT: [[TMP52:%.*]] = insertelement <4 x i1> poison, i1 [[TMP48]], i32 0
; CHECK-NEXT: [[TMP53:%.*]] = insertelement <4 x i1> [[TMP52]], i1 [[TMP49]], i32 1
; CHECK-NEXT: [[TMP54:%.*]] = insertelement <4 x i1> [[TMP53]], i1 [[TMP50]], i32 2
; CHECK-NEXT: [[TMP55:%.*]] = insertelement <4 x i1> [[TMP54]], i1 [[TMP51]], i32 3
; CHECK-NEXT: [[TMP56:%.*]] = load i1, ptr [[TMP28]], align 1
; CHECK-NEXT: [[TMP57:%.*]] = load i1, ptr [[TMP29]], align 1
; CHECK-NEXT: [[TMP58:%.*]] = load i1, ptr [[TMP30]], align 1
; CHECK-NEXT: [[TMP59:%.*]] = load i1, ptr [[TMP31]], align 1
; CHECK-NEXT: [[TMP60:%.*]] = insertelement <4 x i1> poison, i1 [[TMP56]], i32 0
; CHECK-NEXT: [[TMP61:%.*]] = insertelement <4 x i1> [[TMP60]], i1 [[TMP57]], i32 1
; CHECK-NEXT: [[TMP62:%.*]] = insertelement <4 x i1> [[TMP61]], i1 [[TMP58]], i32 2
; CHECK-NEXT: [[TMP63:%.*]] = insertelement <4 x i1> [[TMP62]], i1 [[TMP59]], i32 3
; CHECK-NEXT: [[TMP64:%.*]] = getelementptr i32, ptr [[ALLOCA]], i64 [[TMP0]]
; CHECK-NEXT: [[TMP65:%.*]] = getelementptr i32, ptr [[ALLOCA]], i64 [[TMP4]]
; CHECK-NEXT: [[TMP66:%.*]] = getelementptr i32, ptr [[ALLOCA]], i64 [[TMP8]]
; CHECK-NEXT: [[TMP67:%.*]] = getelementptr i32, ptr [[ALLOCA]], i64 [[TMP12]]
; CHECK-NEXT: [[TMP68:%.*]] = getelementptr i32, ptr [[TMP64]], i32 0
; CHECK-NEXT: [[TMP69:%.*]] = getelementptr i32, ptr [[TMP64]], i32 4
; CHECK-NEXT: [[TMP70:%.*]] = getelementptr i32, ptr [[TMP64]], i32 8
; CHECK-NEXT: [[TMP71:%.*]] = getelementptr i32, ptr [[TMP64]], i32 12
; CHECK-NEXT: [[WIDE_MASKED_LOAD:%.*]] = call <4 x i32> @llvm.masked.load.v4i32.p0(ptr [[TMP68]], i32 4, <4 x i1> [[TMP39]], <4 x i32> poison)
; CHECK-NEXT: [[WIDE_MASKED_LOAD4:%.*]] = call <4 x i32> @llvm.masked.load.v4i32.p0(ptr [[TMP69]], i32 4, <4 x i1> [[TMP47]], <4 x i32> poison)
; CHECK-NEXT: [[WIDE_MASKED_LOAD5:%.*]] = call <4 x i32> @llvm.masked.load.v4i32.p0(ptr [[TMP70]], i32 4, <4 x i1> [[TMP55]], <4 x i32> poison)
; CHECK-NEXT: [[WIDE_MASKED_LOAD6:%.*]] = call <4 x i32> @llvm.masked.load.v4i32.p0(ptr [[TMP71]], i32 4, <4 x i1> [[TMP63]], <4 x i32> poison)
; CHECK-NEXT: [[PREDPHI:%.*]] = select <4 x i1> [[TMP39]], <4 x i32> [[WIDE_MASKED_LOAD]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI7:%.*]] = select <4 x i1> [[TMP47]], <4 x i32> [[WIDE_MASKED_LOAD4]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI8:%.*]] = select <4 x i1> [[TMP55]], <4 x i32> [[WIDE_MASKED_LOAD5]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI9:%.*]] = select <4 x i1> [[TMP63]], <4 x i32> [[WIDE_MASKED_LOAD6]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[TMP72]] = add <4 x i32> [[VEC_PHI]], [[PREDPHI]]
; CHECK-NEXT: [[TMP73]] = add <4 x i32> [[VEC_PHI1]], [[PREDPHI7]]
; CHECK-NEXT: [[TMP74]] = add <4 x i32> [[VEC_PHI2]], [[PREDPHI8]]
; CHECK-NEXT: [[TMP75]] = add <4 x i32> [[VEC_PHI3]], [[PREDPHI9]]
; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 16
; CHECK-NEXT: [[TMP76:%.*]] = icmp eq i64 [[INDEX_NEXT]], 4096
; CHECK-NEXT: br i1 [[TMP76]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP16:![0-9]+]]
; CHECK: middle.block:
; CHECK-NEXT: [[BIN_RDX:%.*]] = add <4 x i32> [[TMP73]], [[TMP72]]
; CHECK-NEXT: [[BIN_RDX10:%.*]] = add <4 x i32> [[TMP74]], [[BIN_RDX]]
; CHECK-NEXT: [[BIN_RDX11:%.*]] = add <4 x i32> [[TMP75]], [[BIN_RDX10]]
; CHECK-NEXT: [[TMP77:%.*]] = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> [[BIN_RDX11]])
; CHECK-NEXT: br i1 true, label [[LOOP_EXIT:%.*]], label [[SCALAR_PH]]
; CHECK: scalar.ph:
; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ 4096, [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ]
; CHECK-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP77]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY]] ]
; CHECK-NEXT: br label [[LOOP:%.*]]
; CHECK: loop:
; CHECK-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[LATCH:%.*]] ]
; CHECK-NEXT: [[ACCUM:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[ACCUM_NEXT:%.*]], [[LATCH]] ]
; CHECK-NEXT: [[IV_NEXT]] = add i64 [[IV]], 1
; CHECK-NEXT: [[TEST_ADDR:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[IV]]
; CHECK-NEXT: [[EARLYCND:%.*]] = load i1, ptr [[TEST_ADDR]], align 1
; CHECK-NEXT: br i1 [[EARLYCND]], label [[PRED:%.*]], label [[LATCH]]
; CHECK: pred:
; CHECK-NEXT: [[ADDR:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[IV]]
; CHECK-NEXT: [[VAL:%.*]] = load i32, ptr [[ADDR]], align 4
; CHECK-NEXT: br label [[LATCH]]
; CHECK: latch:
; CHECK-NEXT: [[VAL_PHI:%.*]] = phi i32 [ 0, [[LOOP]] ], [ [[VAL]], [[PRED]] ]
; CHECK-NEXT: [[ACCUM_NEXT]] = add i32 [[ACCUM]], [[VAL_PHI]]
; CHECK-NEXT: [[EXIT:%.*]] = icmp ugt i64 [[IV]], 4094
; CHECK-NEXT: br i1 [[EXIT]], label [[LOOP_EXIT]], label [[LOOP]], !llvm.loop [[LOOP17:![0-9]+]]
; CHECK: loop_exit:
; CHECK-NEXT: [[ACCUM_NEXT_LCSSA:%.*]] = phi i32 [ [[ACCUM_NEXT]], [[LATCH]] ], [ [[TMP77]], [[MIDDLE_BLOCK]] ]
; CHECK-NEXT: ret i32 [[ACCUM_NEXT_LCSSA]]
;
entry:
%alloca = alloca [1024 x i32]
call void @init(ptr %alloca)
br label %loop
loop:
%iv = phi i64 [ 0, %entry ], [ %iv.next, %latch ]
%accum = phi i32 [ 0, %entry ], [ %accum.next, %latch ]
%iv.next = add i64 %iv, 1
%test_addr = getelementptr inbounds i1, ptr %test_base, i64 %iv
%earlycnd = load i1, ptr %test_addr
br i1 %earlycnd, label %pred, label %latch
pred:
%addr = getelementptr inbounds i32, ptr %alloca, i64 %iv
%val = load i32, ptr %addr
br label %latch
latch:
%val.phi = phi i32 [0, %loop], [%val, %pred]
%accum.next = add i32 %accum, %val.phi
%exit = icmp ugt i64 %iv, 4094
br i1 %exit, label %loop_exit, label %loop
loop_exit:
ret i32 %accum.next
}
define i32 @neg_off_by_one_iteration(i64 %len, ptr %test_base) {
; CHECK-LABEL: @neg_off_by_one_iteration(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[ALLOCA:%.*]] = alloca [4095 x i32], align 4
; CHECK-NEXT: call void @init(ptr [[ALLOCA]])
; CHECK-NEXT: br i1 false, label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
; CHECK: vector.ph:
; CHECK-NEXT: br label [[VECTOR_BODY:%.*]]
; CHECK: vector.body:
; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP72:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI1:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP73:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI2:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP74:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI3:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP75:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[TMP0:%.*]] = add i64 [[INDEX]], 0
; CHECK-NEXT: [[TMP1:%.*]] = add i64 [[INDEX]], 1
; CHECK-NEXT: [[TMP2:%.*]] = add i64 [[INDEX]], 2
; CHECK-NEXT: [[TMP3:%.*]] = add i64 [[INDEX]], 3
; CHECK-NEXT: [[TMP4:%.*]] = add i64 [[INDEX]], 4
; CHECK-NEXT: [[TMP5:%.*]] = add i64 [[INDEX]], 5
; CHECK-NEXT: [[TMP6:%.*]] = add i64 [[INDEX]], 6
; CHECK-NEXT: [[TMP7:%.*]] = add i64 [[INDEX]], 7
; CHECK-NEXT: [[TMP8:%.*]] = add i64 [[INDEX]], 8
; CHECK-NEXT: [[TMP9:%.*]] = add i64 [[INDEX]], 9
; CHECK-NEXT: [[TMP10:%.*]] = add i64 [[INDEX]], 10
; CHECK-NEXT: [[TMP11:%.*]] = add i64 [[INDEX]], 11
; CHECK-NEXT: [[TMP12:%.*]] = add i64 [[INDEX]], 12
; CHECK-NEXT: [[TMP13:%.*]] = add i64 [[INDEX]], 13
; CHECK-NEXT: [[TMP14:%.*]] = add i64 [[INDEX]], 14
; CHECK-NEXT: [[TMP15:%.*]] = add i64 [[INDEX]], 15
; CHECK-NEXT: [[TMP16:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE:%.*]], i64 [[TMP0]]
; CHECK-NEXT: [[TMP17:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP1]]
; CHECK-NEXT: [[TMP18:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP2]]
; CHECK-NEXT: [[TMP19:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP3]]
; CHECK-NEXT: [[TMP20:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP4]]
; CHECK-NEXT: [[TMP21:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP5]]
; CHECK-NEXT: [[TMP22:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP6]]
; CHECK-NEXT: [[TMP23:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP7]]
; CHECK-NEXT: [[TMP24:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP8]]
; CHECK-NEXT: [[TMP25:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP9]]
; CHECK-NEXT: [[TMP26:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP10]]
; CHECK-NEXT: [[TMP27:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP11]]
; CHECK-NEXT: [[TMP28:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP12]]
; CHECK-NEXT: [[TMP29:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP13]]
; CHECK-NEXT: [[TMP30:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP14]]
; CHECK-NEXT: [[TMP31:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP15]]
; CHECK-NEXT: [[TMP32:%.*]] = load i1, ptr [[TMP16]], align 1
; CHECK-NEXT: [[TMP33:%.*]] = load i1, ptr [[TMP17]], align 1
; CHECK-NEXT: [[TMP34:%.*]] = load i1, ptr [[TMP18]], align 1
; CHECK-NEXT: [[TMP35:%.*]] = load i1, ptr [[TMP19]], align 1
; CHECK-NEXT: [[TMP36:%.*]] = insertelement <4 x i1> poison, i1 [[TMP32]], i32 0
; CHECK-NEXT: [[TMP37:%.*]] = insertelement <4 x i1> [[TMP36]], i1 [[TMP33]], i32 1
; CHECK-NEXT: [[TMP38:%.*]] = insertelement <4 x i1> [[TMP37]], i1 [[TMP34]], i32 2
; CHECK-NEXT: [[TMP39:%.*]] = insertelement <4 x i1> [[TMP38]], i1 [[TMP35]], i32 3
; CHECK-NEXT: [[TMP40:%.*]] = load i1, ptr [[TMP20]], align 1
; CHECK-NEXT: [[TMP41:%.*]] = load i1, ptr [[TMP21]], align 1
; CHECK-NEXT: [[TMP42:%.*]] = load i1, ptr [[TMP22]], align 1
; CHECK-NEXT: [[TMP43:%.*]] = load i1, ptr [[TMP23]], align 1
; CHECK-NEXT: [[TMP44:%.*]] = insertelement <4 x i1> poison, i1 [[TMP40]], i32 0
; CHECK-NEXT: [[TMP45:%.*]] = insertelement <4 x i1> [[TMP44]], i1 [[TMP41]], i32 1
; CHECK-NEXT: [[TMP46:%.*]] = insertelement <4 x i1> [[TMP45]], i1 [[TMP42]], i32 2
; CHECK-NEXT: [[TMP47:%.*]] = insertelement <4 x i1> [[TMP46]], i1 [[TMP43]], i32 3
; CHECK-NEXT: [[TMP48:%.*]] = load i1, ptr [[TMP24]], align 1
; CHECK-NEXT: [[TMP49:%.*]] = load i1, ptr [[TMP25]], align 1
; CHECK-NEXT: [[TMP50:%.*]] = load i1, ptr [[TMP26]], align 1
; CHECK-NEXT: [[TMP51:%.*]] = load i1, ptr [[TMP27]], align 1
; CHECK-NEXT: [[TMP52:%.*]] = insertelement <4 x i1> poison, i1 [[TMP48]], i32 0
; CHECK-NEXT: [[TMP53:%.*]] = insertelement <4 x i1> [[TMP52]], i1 [[TMP49]], i32 1
; CHECK-NEXT: [[TMP54:%.*]] = insertelement <4 x i1> [[TMP53]], i1 [[TMP50]], i32 2
; CHECK-NEXT: [[TMP55:%.*]] = insertelement <4 x i1> [[TMP54]], i1 [[TMP51]], i32 3
; CHECK-NEXT: [[TMP56:%.*]] = load i1, ptr [[TMP28]], align 1
; CHECK-NEXT: [[TMP57:%.*]] = load i1, ptr [[TMP29]], align 1
; CHECK-NEXT: [[TMP58:%.*]] = load i1, ptr [[TMP30]], align 1
; CHECK-NEXT: [[TMP59:%.*]] = load i1, ptr [[TMP31]], align 1
; CHECK-NEXT: [[TMP60:%.*]] = insertelement <4 x i1> poison, i1 [[TMP56]], i32 0
; CHECK-NEXT: [[TMP61:%.*]] = insertelement <4 x i1> [[TMP60]], i1 [[TMP57]], i32 1
; CHECK-NEXT: [[TMP62:%.*]] = insertelement <4 x i1> [[TMP61]], i1 [[TMP58]], i32 2
; CHECK-NEXT: [[TMP63:%.*]] = insertelement <4 x i1> [[TMP62]], i1 [[TMP59]], i32 3
; CHECK-NEXT: [[TMP64:%.*]] = getelementptr i32, ptr [[ALLOCA]], i64 [[TMP0]]
; CHECK-NEXT: [[TMP65:%.*]] = getelementptr i32, ptr [[ALLOCA]], i64 [[TMP4]]
; CHECK-NEXT: [[TMP66:%.*]] = getelementptr i32, ptr [[ALLOCA]], i64 [[TMP8]]
; CHECK-NEXT: [[TMP67:%.*]] = getelementptr i32, ptr [[ALLOCA]], i64 [[TMP12]]
; CHECK-NEXT: [[TMP68:%.*]] = getelementptr i32, ptr [[TMP64]], i32 0
; CHECK-NEXT: [[TMP69:%.*]] = getelementptr i32, ptr [[TMP64]], i32 4
; CHECK-NEXT: [[TMP70:%.*]] = getelementptr i32, ptr [[TMP64]], i32 8
; CHECK-NEXT: [[TMP71:%.*]] = getelementptr i32, ptr [[TMP64]], i32 12
; CHECK-NEXT: [[WIDE_MASKED_LOAD:%.*]] = call <4 x i32> @llvm.masked.load.v4i32.p0(ptr [[TMP68]], i32 4, <4 x i1> [[TMP39]], <4 x i32> poison)
; CHECK-NEXT: [[WIDE_MASKED_LOAD4:%.*]] = call <4 x i32> @llvm.masked.load.v4i32.p0(ptr [[TMP69]], i32 4, <4 x i1> [[TMP47]], <4 x i32> poison)
; CHECK-NEXT: [[WIDE_MASKED_LOAD5:%.*]] = call <4 x i32> @llvm.masked.load.v4i32.p0(ptr [[TMP70]], i32 4, <4 x i1> [[TMP55]], <4 x i32> poison)
; CHECK-NEXT: [[WIDE_MASKED_LOAD6:%.*]] = call <4 x i32> @llvm.masked.load.v4i32.p0(ptr [[TMP71]], i32 4, <4 x i1> [[TMP63]], <4 x i32> poison)
; CHECK-NEXT: [[PREDPHI:%.*]] = select <4 x i1> [[TMP39]], <4 x i32> [[WIDE_MASKED_LOAD]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI7:%.*]] = select <4 x i1> [[TMP47]], <4 x i32> [[WIDE_MASKED_LOAD4]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI8:%.*]] = select <4 x i1> [[TMP55]], <4 x i32> [[WIDE_MASKED_LOAD5]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI9:%.*]] = select <4 x i1> [[TMP63]], <4 x i32> [[WIDE_MASKED_LOAD6]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[TMP72]] = add <4 x i32> [[VEC_PHI]], [[PREDPHI]]
; CHECK-NEXT: [[TMP73]] = add <4 x i32> [[VEC_PHI1]], [[PREDPHI7]]
; CHECK-NEXT: [[TMP74]] = add <4 x i32> [[VEC_PHI2]], [[PREDPHI8]]
; CHECK-NEXT: [[TMP75]] = add <4 x i32> [[VEC_PHI3]], [[PREDPHI9]]
; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 16
; CHECK-NEXT: [[TMP76:%.*]] = icmp eq i64 [[INDEX_NEXT]], 4096
; CHECK-NEXT: br i1 [[TMP76]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP18:![0-9]+]]
; CHECK: middle.block:
; CHECK-NEXT: [[BIN_RDX:%.*]] = add <4 x i32> [[TMP73]], [[TMP72]]
; CHECK-NEXT: [[BIN_RDX10:%.*]] = add <4 x i32> [[TMP74]], [[BIN_RDX]]
; CHECK-NEXT: [[BIN_RDX11:%.*]] = add <4 x i32> [[TMP75]], [[BIN_RDX10]]
; CHECK-NEXT: [[TMP77:%.*]] = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> [[BIN_RDX11]])
; CHECK-NEXT: br i1 true, label [[LOOP_EXIT:%.*]], label [[SCALAR_PH]]
; CHECK: scalar.ph:
; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ 4096, [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ]
; CHECK-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP77]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY]] ]
; CHECK-NEXT: br label [[LOOP:%.*]]
; CHECK: loop:
; CHECK-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[LATCH:%.*]] ]
; CHECK-NEXT: [[ACCUM:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[ACCUM_NEXT:%.*]], [[LATCH]] ]
; CHECK-NEXT: [[IV_NEXT]] = add i64 [[IV]], 1
; CHECK-NEXT: [[TEST_ADDR:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[IV]]
; CHECK-NEXT: [[EARLYCND:%.*]] = load i1, ptr [[TEST_ADDR]], align 1
; CHECK-NEXT: br i1 [[EARLYCND]], label [[PRED:%.*]], label [[LATCH]]
; CHECK: pred:
; CHECK-NEXT: [[ADDR:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[IV]]
; CHECK-NEXT: [[VAL:%.*]] = load i32, ptr [[ADDR]], align 4
; CHECK-NEXT: br label [[LATCH]]
; CHECK: latch:
; CHECK-NEXT: [[VAL_PHI:%.*]] = phi i32 [ 0, [[LOOP]] ], [ [[VAL]], [[PRED]] ]
; CHECK-NEXT: [[ACCUM_NEXT]] = add i32 [[ACCUM]], [[VAL_PHI]]
; CHECK-NEXT: [[EXIT:%.*]] = icmp ugt i64 [[IV]], 4094
; CHECK-NEXT: br i1 [[EXIT]], label [[LOOP_EXIT]], label [[LOOP]], !llvm.loop [[LOOP19:![0-9]+]]
; CHECK: loop_exit:
; CHECK-NEXT: [[ACCUM_NEXT_LCSSA:%.*]] = phi i32 [ [[ACCUM_NEXT]], [[LATCH]] ], [ [[TMP77]], [[MIDDLE_BLOCK]] ]
; CHECK-NEXT: ret i32 [[ACCUM_NEXT_LCSSA]]
;
entry:
%alloca = alloca [4095 x i32]
call void @init(ptr %alloca)
br label %loop
loop:
%iv = phi i64 [ 0, %entry ], [ %iv.next, %latch ]
%accum = phi i32 [ 0, %entry ], [ %accum.next, %latch ]
%iv.next = add i64 %iv, 1
%test_addr = getelementptr inbounds i1, ptr %test_base, i64 %iv
%earlycnd = load i1, ptr %test_addr
br i1 %earlycnd, label %pred, label %latch
pred:
%addr = getelementptr inbounds i32, ptr %alloca, i64 %iv
%val = load i32, ptr %addr
br label %latch
latch:
%val.phi = phi i32 [0, %loop], [%val, %pred]
%accum.next = add i32 %accum, %val.phi
%exit = icmp ugt i64 %iv, 4094
br i1 %exit, label %loop_exit, label %loop
loop_exit:
ret i32 %accum.next
}
define i32 @neg_off_by_one_byte(i64 %len, ptr %test_base) {
; CHECK-LABEL: @neg_off_by_one_byte(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[ALLOCA:%.*]] = alloca [16383 x i8], align 1
; CHECK-NEXT: call void @init(ptr [[ALLOCA]])
; CHECK-NEXT: br i1 false, label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
; CHECK: vector.ph:
; CHECK-NEXT: br label [[VECTOR_BODY:%.*]]
; CHECK: vector.body:
; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP72:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI1:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP73:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI2:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP74:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI3:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP75:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[TMP0:%.*]] = add i64 [[INDEX]], 0
; CHECK-NEXT: [[TMP1:%.*]] = add i64 [[INDEX]], 1
; CHECK-NEXT: [[TMP2:%.*]] = add i64 [[INDEX]], 2
; CHECK-NEXT: [[TMP3:%.*]] = add i64 [[INDEX]], 3
; CHECK-NEXT: [[TMP4:%.*]] = add i64 [[INDEX]], 4
; CHECK-NEXT: [[TMP5:%.*]] = add i64 [[INDEX]], 5
; CHECK-NEXT: [[TMP6:%.*]] = add i64 [[INDEX]], 6
; CHECK-NEXT: [[TMP7:%.*]] = add i64 [[INDEX]], 7
; CHECK-NEXT: [[TMP8:%.*]] = add i64 [[INDEX]], 8
; CHECK-NEXT: [[TMP9:%.*]] = add i64 [[INDEX]], 9
; CHECK-NEXT: [[TMP10:%.*]] = add i64 [[INDEX]], 10
; CHECK-NEXT: [[TMP11:%.*]] = add i64 [[INDEX]], 11
; CHECK-NEXT: [[TMP12:%.*]] = add i64 [[INDEX]], 12
; CHECK-NEXT: [[TMP13:%.*]] = add i64 [[INDEX]], 13
; CHECK-NEXT: [[TMP14:%.*]] = add i64 [[INDEX]], 14
; CHECK-NEXT: [[TMP15:%.*]] = add i64 [[INDEX]], 15
; CHECK-NEXT: [[TMP16:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE:%.*]], i64 [[TMP0]]
; CHECK-NEXT: [[TMP17:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP1]]
; CHECK-NEXT: [[TMP18:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP2]]
; CHECK-NEXT: [[TMP19:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP3]]
; CHECK-NEXT: [[TMP20:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP4]]
; CHECK-NEXT: [[TMP21:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP5]]
; CHECK-NEXT: [[TMP22:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP6]]
; CHECK-NEXT: [[TMP23:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP7]]
; CHECK-NEXT: [[TMP24:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP8]]
; CHECK-NEXT: [[TMP25:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP9]]
; CHECK-NEXT: [[TMP26:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP10]]
; CHECK-NEXT: [[TMP27:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP11]]
; CHECK-NEXT: [[TMP28:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP12]]
; CHECK-NEXT: [[TMP29:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP13]]
; CHECK-NEXT: [[TMP30:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP14]]
; CHECK-NEXT: [[TMP31:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP15]]
; CHECK-NEXT: [[TMP32:%.*]] = load i1, ptr [[TMP16]], align 1
; CHECK-NEXT: [[TMP33:%.*]] = load i1, ptr [[TMP17]], align 1
; CHECK-NEXT: [[TMP34:%.*]] = load i1, ptr [[TMP18]], align 1
; CHECK-NEXT: [[TMP35:%.*]] = load i1, ptr [[TMP19]], align 1
; CHECK-NEXT: [[TMP36:%.*]] = insertelement <4 x i1> poison, i1 [[TMP32]], i32 0
; CHECK-NEXT: [[TMP37:%.*]] = insertelement <4 x i1> [[TMP36]], i1 [[TMP33]], i32 1
; CHECK-NEXT: [[TMP38:%.*]] = insertelement <4 x i1> [[TMP37]], i1 [[TMP34]], i32 2
; CHECK-NEXT: [[TMP39:%.*]] = insertelement <4 x i1> [[TMP38]], i1 [[TMP35]], i32 3
; CHECK-NEXT: [[TMP40:%.*]] = load i1, ptr [[TMP20]], align 1
; CHECK-NEXT: [[TMP41:%.*]] = load i1, ptr [[TMP21]], align 1
; CHECK-NEXT: [[TMP42:%.*]] = load i1, ptr [[TMP22]], align 1
; CHECK-NEXT: [[TMP43:%.*]] = load i1, ptr [[TMP23]], align 1
; CHECK-NEXT: [[TMP44:%.*]] = insertelement <4 x i1> poison, i1 [[TMP40]], i32 0
; CHECK-NEXT: [[TMP45:%.*]] = insertelement <4 x i1> [[TMP44]], i1 [[TMP41]], i32 1
; CHECK-NEXT: [[TMP46:%.*]] = insertelement <4 x i1> [[TMP45]], i1 [[TMP42]], i32 2
; CHECK-NEXT: [[TMP47:%.*]] = insertelement <4 x i1> [[TMP46]], i1 [[TMP43]], i32 3
; CHECK-NEXT: [[TMP48:%.*]] = load i1, ptr [[TMP24]], align 1
; CHECK-NEXT: [[TMP49:%.*]] = load i1, ptr [[TMP25]], align 1
; CHECK-NEXT: [[TMP50:%.*]] = load i1, ptr [[TMP26]], align 1
; CHECK-NEXT: [[TMP51:%.*]] = load i1, ptr [[TMP27]], align 1
; CHECK-NEXT: [[TMP52:%.*]] = insertelement <4 x i1> poison, i1 [[TMP48]], i32 0
; CHECK-NEXT: [[TMP53:%.*]] = insertelement <4 x i1> [[TMP52]], i1 [[TMP49]], i32 1
; CHECK-NEXT: [[TMP54:%.*]] = insertelement <4 x i1> [[TMP53]], i1 [[TMP50]], i32 2
; CHECK-NEXT: [[TMP55:%.*]] = insertelement <4 x i1> [[TMP54]], i1 [[TMP51]], i32 3
; CHECK-NEXT: [[TMP56:%.*]] = load i1, ptr [[TMP28]], align 1
; CHECK-NEXT: [[TMP57:%.*]] = load i1, ptr [[TMP29]], align 1
; CHECK-NEXT: [[TMP58:%.*]] = load i1, ptr [[TMP30]], align 1
; CHECK-NEXT: [[TMP59:%.*]] = load i1, ptr [[TMP31]], align 1
; CHECK-NEXT: [[TMP60:%.*]] = insertelement <4 x i1> poison, i1 [[TMP56]], i32 0
; CHECK-NEXT: [[TMP61:%.*]] = insertelement <4 x i1> [[TMP60]], i1 [[TMP57]], i32 1
; CHECK-NEXT: [[TMP62:%.*]] = insertelement <4 x i1> [[TMP61]], i1 [[TMP58]], i32 2
; CHECK-NEXT: [[TMP63:%.*]] = insertelement <4 x i1> [[TMP62]], i1 [[TMP59]], i32 3
; CHECK-NEXT: [[TMP64:%.*]] = getelementptr i32, ptr [[ALLOCA]], i64 [[TMP0]]
; CHECK-NEXT: [[TMP65:%.*]] = getelementptr i32, ptr [[ALLOCA]], i64 [[TMP4]]
; CHECK-NEXT: [[TMP66:%.*]] = getelementptr i32, ptr [[ALLOCA]], i64 [[TMP8]]
; CHECK-NEXT: [[TMP67:%.*]] = getelementptr i32, ptr [[ALLOCA]], i64 [[TMP12]]
; CHECK-NEXT: [[TMP68:%.*]] = getelementptr i32, ptr [[TMP64]], i32 0
; CHECK-NEXT: [[TMP69:%.*]] = getelementptr i32, ptr [[TMP64]], i32 4
; CHECK-NEXT: [[TMP70:%.*]] = getelementptr i32, ptr [[TMP64]], i32 8
; CHECK-NEXT: [[TMP71:%.*]] = getelementptr i32, ptr [[TMP64]], i32 12
; CHECK-NEXT: [[WIDE_MASKED_LOAD:%.*]] = call <4 x i32> @llvm.masked.load.v4i32.p0(ptr [[TMP68]], i32 4, <4 x i1> [[TMP39]], <4 x i32> poison)
; CHECK-NEXT: [[WIDE_MASKED_LOAD4:%.*]] = call <4 x i32> @llvm.masked.load.v4i32.p0(ptr [[TMP69]], i32 4, <4 x i1> [[TMP47]], <4 x i32> poison)
; CHECK-NEXT: [[WIDE_MASKED_LOAD5:%.*]] = call <4 x i32> @llvm.masked.load.v4i32.p0(ptr [[TMP70]], i32 4, <4 x i1> [[TMP55]], <4 x i32> poison)
; CHECK-NEXT: [[WIDE_MASKED_LOAD6:%.*]] = call <4 x i32> @llvm.masked.load.v4i32.p0(ptr [[TMP71]], i32 4, <4 x i1> [[TMP63]], <4 x i32> poison)
; CHECK-NEXT: [[PREDPHI:%.*]] = select <4 x i1> [[TMP39]], <4 x i32> [[WIDE_MASKED_LOAD]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI7:%.*]] = select <4 x i1> [[TMP47]], <4 x i32> [[WIDE_MASKED_LOAD4]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI8:%.*]] = select <4 x i1> [[TMP55]], <4 x i32> [[WIDE_MASKED_LOAD5]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI9:%.*]] = select <4 x i1> [[TMP63]], <4 x i32> [[WIDE_MASKED_LOAD6]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[TMP72]] = add <4 x i32> [[VEC_PHI]], [[PREDPHI]]
; CHECK-NEXT: [[TMP73]] = add <4 x i32> [[VEC_PHI1]], [[PREDPHI7]]
; CHECK-NEXT: [[TMP74]] = add <4 x i32> [[VEC_PHI2]], [[PREDPHI8]]
; CHECK-NEXT: [[TMP75]] = add <4 x i32> [[VEC_PHI3]], [[PREDPHI9]]
; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 16
; CHECK-NEXT: [[TMP76:%.*]] = icmp eq i64 [[INDEX_NEXT]], 4096
; CHECK-NEXT: br i1 [[TMP76]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP20:![0-9]+]]
; CHECK: middle.block:
; CHECK-NEXT: [[BIN_RDX:%.*]] = add <4 x i32> [[TMP73]], [[TMP72]]
; CHECK-NEXT: [[BIN_RDX10:%.*]] = add <4 x i32> [[TMP74]], [[BIN_RDX]]
; CHECK-NEXT: [[BIN_RDX11:%.*]] = add <4 x i32> [[TMP75]], [[BIN_RDX10]]
; CHECK-NEXT: [[TMP77:%.*]] = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> [[BIN_RDX11]])
; CHECK-NEXT: br i1 true, label [[LOOP_EXIT:%.*]], label [[SCALAR_PH]]
; CHECK: scalar.ph:
; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ 4096, [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ]
; CHECK-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP77]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY]] ]
; CHECK-NEXT: br label [[LOOP:%.*]]
; CHECK: loop:
; CHECK-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[LATCH:%.*]] ]
; CHECK-NEXT: [[ACCUM:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[ACCUM_NEXT:%.*]], [[LATCH]] ]
; CHECK-NEXT: [[IV_NEXT]] = add i64 [[IV]], 1
; CHECK-NEXT: [[TEST_ADDR:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[IV]]
; CHECK-NEXT: [[EARLYCND:%.*]] = load i1, ptr [[TEST_ADDR]], align 1
; CHECK-NEXT: br i1 [[EARLYCND]], label [[PRED:%.*]], label [[LATCH]]
; CHECK: pred:
; CHECK-NEXT: [[ADDR:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[IV]]
; CHECK-NEXT: [[VAL:%.*]] = load i32, ptr [[ADDR]], align 4
; CHECK-NEXT: br label [[LATCH]]
; CHECK: latch:
; CHECK-NEXT: [[VAL_PHI:%.*]] = phi i32 [ 0, [[LOOP]] ], [ [[VAL]], [[PRED]] ]
; CHECK-NEXT: [[ACCUM_NEXT]] = add i32 [[ACCUM]], [[VAL_PHI]]
; CHECK-NEXT: [[EXIT:%.*]] = icmp ugt i64 [[IV]], 4094
; CHECK-NEXT: br i1 [[EXIT]], label [[LOOP_EXIT]], label [[LOOP]], !llvm.loop [[LOOP21:![0-9]+]]
; CHECK: loop_exit:
; CHECK-NEXT: [[ACCUM_NEXT_LCSSA:%.*]] = phi i32 [ [[ACCUM_NEXT]], [[LATCH]] ], [ [[TMP77]], [[MIDDLE_BLOCK]] ]
; CHECK-NEXT: ret i32 [[ACCUM_NEXT_LCSSA]]
;
entry:
%alloca = alloca [16383 x i8]
call void @init(ptr %alloca)
br label %loop
loop:
%iv = phi i64 [ 0, %entry ], [ %iv.next, %latch ]
%accum = phi i32 [ 0, %entry ], [ %accum.next, %latch ]
%iv.next = add i64 %iv, 1
%test_addr = getelementptr inbounds i1, ptr %test_base, i64 %iv
%earlycnd = load i1, ptr %test_addr
br i1 %earlycnd, label %pred, label %latch
pred:
%addr = getelementptr inbounds i32, ptr %alloca, i64 %iv
%val = load i32, ptr %addr
br label %latch
latch:
%val.phi = phi i32 [0, %loop], [%val, %pred]
%accum.next = add i32 %accum, %val.phi
%exit = icmp ugt i64 %iv, 4094
br i1 %exit, label %loop_exit, label %loop
loop_exit:
ret i32 %accum.next
}
; Show that we handle case where exit count is non-constant, but that we
; have a constant bound on it which is sufficient to show dereferenceability.
define i32 @test_constant_max(i64 %len, ptr %test_base) {
; CHECK-LABEL: @test_constant_max(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[ALLOCA:%.*]] = alloca [4096 x i32], align 4
; CHECK-NEXT: call void @init(ptr [[ALLOCA]])
; CHECK-NEXT: [[CMP:%.*]] = icmp ugt i64 [[LEN:%.*]], 4094
; CHECK-NEXT: [[MIN:%.*]] = select i1 [[CMP]], i64 4094, i64 [[LEN]]
; CHECK-NEXT: [[TMP0:%.*]] = add nuw nsw i64 [[MIN]], 2
; CHECK-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[TMP0]], 16
; CHECK-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
; CHECK: vector.ph:
; CHECK-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[TMP0]], 16
; CHECK-NEXT: [[N_VEC:%.*]] = sub i64 [[TMP0]], [[N_MOD_VF]]
; CHECK-NEXT: br label [[VECTOR_BODY:%.*]]
; CHECK: vector.body:
; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP73:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI1:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP74:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI2:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP75:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI3:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP76:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[TMP1:%.*]] = add i64 [[INDEX]], 0
; CHECK-NEXT: [[TMP2:%.*]] = add i64 [[INDEX]], 1
; CHECK-NEXT: [[TMP3:%.*]] = add i64 [[INDEX]], 2
; CHECK-NEXT: [[TMP4:%.*]] = add i64 [[INDEX]], 3
; CHECK-NEXT: [[TMP5:%.*]] = add i64 [[INDEX]], 4
; CHECK-NEXT: [[TMP6:%.*]] = add i64 [[INDEX]], 5
; CHECK-NEXT: [[TMP7:%.*]] = add i64 [[INDEX]], 6
; CHECK-NEXT: [[TMP8:%.*]] = add i64 [[INDEX]], 7
; CHECK-NEXT: [[TMP9:%.*]] = add i64 [[INDEX]], 8
; CHECK-NEXT: [[TMP10:%.*]] = add i64 [[INDEX]], 9
; CHECK-NEXT: [[TMP11:%.*]] = add i64 [[INDEX]], 10
; CHECK-NEXT: [[TMP12:%.*]] = add i64 [[INDEX]], 11
; CHECK-NEXT: [[TMP13:%.*]] = add i64 [[INDEX]], 12
; CHECK-NEXT: [[TMP14:%.*]] = add i64 [[INDEX]], 13
; CHECK-NEXT: [[TMP15:%.*]] = add i64 [[INDEX]], 14
; CHECK-NEXT: [[TMP16:%.*]] = add i64 [[INDEX]], 15
; CHECK-NEXT: [[TMP17:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE:%.*]], i64 [[TMP1]]
; CHECK-NEXT: [[TMP18:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP2]]
; CHECK-NEXT: [[TMP19:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP3]]
; CHECK-NEXT: [[TMP20:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP4]]
; CHECK-NEXT: [[TMP21:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP5]]
; CHECK-NEXT: [[TMP22:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP6]]
; CHECK-NEXT: [[TMP23:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP7]]
; CHECK-NEXT: [[TMP24:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP8]]
; CHECK-NEXT: [[TMP25:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP9]]
; CHECK-NEXT: [[TMP26:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP10]]
; CHECK-NEXT: [[TMP27:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP11]]
; CHECK-NEXT: [[TMP28:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP12]]
; CHECK-NEXT: [[TMP29:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP13]]
; CHECK-NEXT: [[TMP30:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP14]]
; CHECK-NEXT: [[TMP31:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP15]]
; CHECK-NEXT: [[TMP32:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP16]]
; CHECK-NEXT: [[TMP33:%.*]] = load i1, ptr [[TMP17]], align 1
; CHECK-NEXT: [[TMP34:%.*]] = load i1, ptr [[TMP18]], align 1
; CHECK-NEXT: [[TMP35:%.*]] = load i1, ptr [[TMP19]], align 1
; CHECK-NEXT: [[TMP36:%.*]] = load i1, ptr [[TMP20]], align 1
; CHECK-NEXT: [[TMP37:%.*]] = insertelement <4 x i1> poison, i1 [[TMP33]], i32 0
; CHECK-NEXT: [[TMP38:%.*]] = insertelement <4 x i1> [[TMP37]], i1 [[TMP34]], i32 1
; CHECK-NEXT: [[TMP39:%.*]] = insertelement <4 x i1> [[TMP38]], i1 [[TMP35]], i32 2
; CHECK-NEXT: [[TMP40:%.*]] = insertelement <4 x i1> [[TMP39]], i1 [[TMP36]], i32 3
; CHECK-NEXT: [[TMP41:%.*]] = load i1, ptr [[TMP21]], align 1
; CHECK-NEXT: [[TMP42:%.*]] = load i1, ptr [[TMP22]], align 1
; CHECK-NEXT: [[TMP43:%.*]] = load i1, ptr [[TMP23]], align 1
; CHECK-NEXT: [[TMP44:%.*]] = load i1, ptr [[TMP24]], align 1
; CHECK-NEXT: [[TMP45:%.*]] = insertelement <4 x i1> poison, i1 [[TMP41]], i32 0
; CHECK-NEXT: [[TMP46:%.*]] = insertelement <4 x i1> [[TMP45]], i1 [[TMP42]], i32 1
; CHECK-NEXT: [[TMP47:%.*]] = insertelement <4 x i1> [[TMP46]], i1 [[TMP43]], i32 2
; CHECK-NEXT: [[TMP48:%.*]] = insertelement <4 x i1> [[TMP47]], i1 [[TMP44]], i32 3
; CHECK-NEXT: [[TMP49:%.*]] = load i1, ptr [[TMP25]], align 1
; CHECK-NEXT: [[TMP50:%.*]] = load i1, ptr [[TMP26]], align 1
; CHECK-NEXT: [[TMP51:%.*]] = load i1, ptr [[TMP27]], align 1
; CHECK-NEXT: [[TMP52:%.*]] = load i1, ptr [[TMP28]], align 1
; CHECK-NEXT: [[TMP53:%.*]] = insertelement <4 x i1> poison, i1 [[TMP49]], i32 0
; CHECK-NEXT: [[TMP54:%.*]] = insertelement <4 x i1> [[TMP53]], i1 [[TMP50]], i32 1
; CHECK-NEXT: [[TMP55:%.*]] = insertelement <4 x i1> [[TMP54]], i1 [[TMP51]], i32 2
; CHECK-NEXT: [[TMP56:%.*]] = insertelement <4 x i1> [[TMP55]], i1 [[TMP52]], i32 3
; CHECK-NEXT: [[TMP57:%.*]] = load i1, ptr [[TMP29]], align 1
; CHECK-NEXT: [[TMP58:%.*]] = load i1, ptr [[TMP30]], align 1
; CHECK-NEXT: [[TMP59:%.*]] = load i1, ptr [[TMP31]], align 1
; CHECK-NEXT: [[TMP60:%.*]] = load i1, ptr [[TMP32]], align 1
; CHECK-NEXT: [[TMP61:%.*]] = insertelement <4 x i1> poison, i1 [[TMP57]], i32 0
; CHECK-NEXT: [[TMP62:%.*]] = insertelement <4 x i1> [[TMP61]], i1 [[TMP58]], i32 1
; CHECK-NEXT: [[TMP63:%.*]] = insertelement <4 x i1> [[TMP62]], i1 [[TMP59]], i32 2
; CHECK-NEXT: [[TMP64:%.*]] = insertelement <4 x i1> [[TMP63]], i1 [[TMP60]], i32 3
; CHECK-NEXT: [[TMP65:%.*]] = getelementptr i32, ptr [[ALLOCA]], i64 [[TMP1]]
; CHECK-NEXT: [[TMP66:%.*]] = getelementptr i32, ptr [[ALLOCA]], i64 [[TMP5]]
; CHECK-NEXT: [[TMP67:%.*]] = getelementptr i32, ptr [[ALLOCA]], i64 [[TMP9]]
; CHECK-NEXT: [[TMP68:%.*]] = getelementptr i32, ptr [[ALLOCA]], i64 [[TMP13]]
; CHECK-NEXT: [[TMP69:%.*]] = getelementptr i32, ptr [[TMP65]], i32 0
; CHECK-NEXT: [[TMP70:%.*]] = getelementptr i32, ptr [[TMP65]], i32 4
; CHECK-NEXT: [[TMP71:%.*]] = getelementptr i32, ptr [[TMP65]], i32 8
; CHECK-NEXT: [[TMP72:%.*]] = getelementptr i32, ptr [[TMP65]], i32 12
; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <4 x i32>, ptr [[TMP69]], align 4
; CHECK-NEXT: [[WIDE_LOAD4:%.*]] = load <4 x i32>, ptr [[TMP70]], align 4
; CHECK-NEXT: [[WIDE_LOAD5:%.*]] = load <4 x i32>, ptr [[TMP71]], align 4
; CHECK-NEXT: [[WIDE_LOAD6:%.*]] = load <4 x i32>, ptr [[TMP72]], align 4
; CHECK-NEXT: [[PREDPHI:%.*]] = select <4 x i1> [[TMP40]], <4 x i32> [[WIDE_LOAD]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI7:%.*]] = select <4 x i1> [[TMP48]], <4 x i32> [[WIDE_LOAD4]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI8:%.*]] = select <4 x i1> [[TMP56]], <4 x i32> [[WIDE_LOAD5]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI9:%.*]] = select <4 x i1> [[TMP64]], <4 x i32> [[WIDE_LOAD6]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[TMP73]] = add <4 x i32> [[VEC_PHI]], [[PREDPHI]]
; CHECK-NEXT: [[TMP74]] = add <4 x i32> [[VEC_PHI1]], [[PREDPHI7]]
; CHECK-NEXT: [[TMP75]] = add <4 x i32> [[VEC_PHI2]], [[PREDPHI8]]
; CHECK-NEXT: [[TMP76]] = add <4 x i32> [[VEC_PHI3]], [[PREDPHI9]]
; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 16
; CHECK-NEXT: [[TMP77:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]]
; CHECK-NEXT: br i1 [[TMP77]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP22:![0-9]+]]
; CHECK: middle.block:
; CHECK-NEXT: [[BIN_RDX:%.*]] = add <4 x i32> [[TMP74]], [[TMP73]]
; CHECK-NEXT: [[BIN_RDX10:%.*]] = add <4 x i32> [[TMP75]], [[BIN_RDX]]
; CHECK-NEXT: [[BIN_RDX11:%.*]] = add <4 x i32> [[TMP76]], [[BIN_RDX10]]
; CHECK-NEXT: [[TMP78:%.*]] = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> [[BIN_RDX11]])
; CHECK-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[TMP0]], [[N_VEC]]
; CHECK-NEXT: br i1 [[CMP_N]], label [[LOOP_EXIT:%.*]], label [[SCALAR_PH]]
; CHECK: scalar.ph:
; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ]
; CHECK-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP78]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY]] ]
; CHECK-NEXT: br label [[LOOP:%.*]]
; CHECK: loop:
; CHECK-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[LATCH:%.*]] ]
; CHECK-NEXT: [[ACCUM:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[ACCUM_NEXT:%.*]], [[LATCH]] ]
; CHECK-NEXT: [[IV_NEXT]] = add i64 [[IV]], 1
; CHECK-NEXT: [[TEST_ADDR:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[IV]]
; CHECK-NEXT: [[EARLYCND:%.*]] = load i1, ptr [[TEST_ADDR]], align 1
; CHECK-NEXT: br i1 [[EARLYCND]], label [[PRED:%.*]], label [[LATCH]]
; CHECK: pred:
; CHECK-NEXT: [[ADDR:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[IV]]
; CHECK-NEXT: [[VAL:%.*]] = load i32, ptr [[ADDR]], align 4
; CHECK-NEXT: br label [[LATCH]]
; CHECK: latch:
; CHECK-NEXT: [[VAL_PHI:%.*]] = phi i32 [ 0, [[LOOP]] ], [ [[VAL]], [[PRED]] ]
; CHECK-NEXT: [[ACCUM_NEXT]] = add i32 [[ACCUM]], [[VAL_PHI]]
; CHECK-NEXT: [[EXIT:%.*]] = icmp ugt i64 [[IV]], [[MIN]]
; CHECK-NEXT: br i1 [[EXIT]], label [[LOOP_EXIT]], label [[LOOP]], !llvm.loop [[LOOP23:![0-9]+]]
; CHECK: loop_exit:
; CHECK-NEXT: [[ACCUM_NEXT_LCSSA:%.*]] = phi i32 [ [[ACCUM_NEXT]], [[LATCH]] ], [ [[TMP78]], [[MIDDLE_BLOCK]] ]
; CHECK-NEXT: ret i32 [[ACCUM_NEXT_LCSSA]]
;
entry:
%alloca = alloca [4096 x i32]
call void @init(ptr %alloca)
%cmp = icmp ugt i64 %len, 4094
%min = select i1 %cmp, i64 4094, i64 %len
br label %loop
loop:
%iv = phi i64 [ 0, %entry ], [ %iv.next, %latch ]
%accum = phi i32 [ 0, %entry ], [ %accum.next, %latch ]
%iv.next = add i64 %iv, 1
%test_addr = getelementptr inbounds i1, ptr %test_base, i64 %iv
%earlycnd = load i1, ptr %test_addr
br i1 %earlycnd, label %pred, label %latch
pred:
%addr = getelementptr inbounds i32, ptr %alloca, i64 %iv
%val = load i32, ptr %addr
br label %latch
latch:
%val.phi = phi i32 [0, %loop], [%val, %pred]
%accum.next = add i32 %accum, %val.phi
%exit = icmp ugt i64 %iv, %min
br i1 %exit, label %loop_exit, label %loop
loop_exit:
ret i32 %accum.next
}
;; Model a custom allocate which allocates in chunks of 8 bytes
declare align 8 dereferenceable_or_null(8) ptr @my_alloc(i32) allocsize(0)
declare align 8 dereferenceable_or_null(8) ptr @my_array_alloc(i32, i32) allocsize(0, 1)
define i32 @test_allocsize(i64 %len, ptr %test_base) nofree nosync {
; CHECK-LABEL: @test_allocsize(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[ALLOCATION:%.*]] = call nonnull ptr @my_alloc(i32 16384)
; CHECK-NEXT: call void @init(ptr [[ALLOCATION]])
; CHECK-NEXT: br i1 false, label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
; CHECK: vector.ph:
; CHECK-NEXT: br label [[VECTOR_BODY:%.*]]
; CHECK: vector.body:
; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP72:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI1:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP73:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI2:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP74:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI3:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP75:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[TMP0:%.*]] = add i64 [[INDEX]], 0
; CHECK-NEXT: [[TMP1:%.*]] = add i64 [[INDEX]], 1
; CHECK-NEXT: [[TMP2:%.*]] = add i64 [[INDEX]], 2
; CHECK-NEXT: [[TMP3:%.*]] = add i64 [[INDEX]], 3
; CHECK-NEXT: [[TMP4:%.*]] = add i64 [[INDEX]], 4
; CHECK-NEXT: [[TMP5:%.*]] = add i64 [[INDEX]], 5
; CHECK-NEXT: [[TMP6:%.*]] = add i64 [[INDEX]], 6
; CHECK-NEXT: [[TMP7:%.*]] = add i64 [[INDEX]], 7
; CHECK-NEXT: [[TMP8:%.*]] = add i64 [[INDEX]], 8
; CHECK-NEXT: [[TMP9:%.*]] = add i64 [[INDEX]], 9
; CHECK-NEXT: [[TMP10:%.*]] = add i64 [[INDEX]], 10
; CHECK-NEXT: [[TMP11:%.*]] = add i64 [[INDEX]], 11
; CHECK-NEXT: [[TMP12:%.*]] = add i64 [[INDEX]], 12
; CHECK-NEXT: [[TMP13:%.*]] = add i64 [[INDEX]], 13
; CHECK-NEXT: [[TMP14:%.*]] = add i64 [[INDEX]], 14
; CHECK-NEXT: [[TMP15:%.*]] = add i64 [[INDEX]], 15
; CHECK-NEXT: [[TMP16:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE:%.*]], i64 [[TMP0]]
; CHECK-NEXT: [[TMP17:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP1]]
; CHECK-NEXT: [[TMP18:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP2]]
; CHECK-NEXT: [[TMP19:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP3]]
; CHECK-NEXT: [[TMP20:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP4]]
; CHECK-NEXT: [[TMP21:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP5]]
; CHECK-NEXT: [[TMP22:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP6]]
; CHECK-NEXT: [[TMP23:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP7]]
; CHECK-NEXT: [[TMP24:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP8]]
; CHECK-NEXT: [[TMP25:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP9]]
; CHECK-NEXT: [[TMP26:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP10]]
; CHECK-NEXT: [[TMP27:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP11]]
; CHECK-NEXT: [[TMP28:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP12]]
; CHECK-NEXT: [[TMP29:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP13]]
; CHECK-NEXT: [[TMP30:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP14]]
; CHECK-NEXT: [[TMP31:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP15]]
; CHECK-NEXT: [[TMP32:%.*]] = load i1, ptr [[TMP16]], align 1
; CHECK-NEXT: [[TMP33:%.*]] = load i1, ptr [[TMP17]], align 1
; CHECK-NEXT: [[TMP34:%.*]] = load i1, ptr [[TMP18]], align 1
; CHECK-NEXT: [[TMP35:%.*]] = load i1, ptr [[TMP19]], align 1
; CHECK-NEXT: [[TMP36:%.*]] = insertelement <4 x i1> poison, i1 [[TMP32]], i32 0
; CHECK-NEXT: [[TMP37:%.*]] = insertelement <4 x i1> [[TMP36]], i1 [[TMP33]], i32 1
; CHECK-NEXT: [[TMP38:%.*]] = insertelement <4 x i1> [[TMP37]], i1 [[TMP34]], i32 2
; CHECK-NEXT: [[TMP39:%.*]] = insertelement <4 x i1> [[TMP38]], i1 [[TMP35]], i32 3
; CHECK-NEXT: [[TMP40:%.*]] = load i1, ptr [[TMP20]], align 1
; CHECK-NEXT: [[TMP41:%.*]] = load i1, ptr [[TMP21]], align 1
; CHECK-NEXT: [[TMP42:%.*]] = load i1, ptr [[TMP22]], align 1
; CHECK-NEXT: [[TMP43:%.*]] = load i1, ptr [[TMP23]], align 1
; CHECK-NEXT: [[TMP44:%.*]] = insertelement <4 x i1> poison, i1 [[TMP40]], i32 0
; CHECK-NEXT: [[TMP45:%.*]] = insertelement <4 x i1> [[TMP44]], i1 [[TMP41]], i32 1
; CHECK-NEXT: [[TMP46:%.*]] = insertelement <4 x i1> [[TMP45]], i1 [[TMP42]], i32 2
; CHECK-NEXT: [[TMP47:%.*]] = insertelement <4 x i1> [[TMP46]], i1 [[TMP43]], i32 3
; CHECK-NEXT: [[TMP48:%.*]] = load i1, ptr [[TMP24]], align 1
; CHECK-NEXT: [[TMP49:%.*]] = load i1, ptr [[TMP25]], align 1
; CHECK-NEXT: [[TMP50:%.*]] = load i1, ptr [[TMP26]], align 1
; CHECK-NEXT: [[TMP51:%.*]] = load i1, ptr [[TMP27]], align 1
; CHECK-NEXT: [[TMP52:%.*]] = insertelement <4 x i1> poison, i1 [[TMP48]], i32 0
; CHECK-NEXT: [[TMP53:%.*]] = insertelement <4 x i1> [[TMP52]], i1 [[TMP49]], i32 1
; CHECK-NEXT: [[TMP54:%.*]] = insertelement <4 x i1> [[TMP53]], i1 [[TMP50]], i32 2
; CHECK-NEXT: [[TMP55:%.*]] = insertelement <4 x i1> [[TMP54]], i1 [[TMP51]], i32 3
; CHECK-NEXT: [[TMP56:%.*]] = load i1, ptr [[TMP28]], align 1
; CHECK-NEXT: [[TMP57:%.*]] = load i1, ptr [[TMP29]], align 1
; CHECK-NEXT: [[TMP58:%.*]] = load i1, ptr [[TMP30]], align 1
; CHECK-NEXT: [[TMP59:%.*]] = load i1, ptr [[TMP31]], align 1
; CHECK-NEXT: [[TMP60:%.*]] = insertelement <4 x i1> poison, i1 [[TMP56]], i32 0
; CHECK-NEXT: [[TMP61:%.*]] = insertelement <4 x i1> [[TMP60]], i1 [[TMP57]], i32 1
; CHECK-NEXT: [[TMP62:%.*]] = insertelement <4 x i1> [[TMP61]], i1 [[TMP58]], i32 2
; CHECK-NEXT: [[TMP63:%.*]] = insertelement <4 x i1> [[TMP62]], i1 [[TMP59]], i32 3
; CHECK-NEXT: [[TMP64:%.*]] = getelementptr i32, ptr [[ALLOCATION]], i64 [[TMP0]]
; CHECK-NEXT: [[TMP65:%.*]] = getelementptr i32, ptr [[ALLOCATION]], i64 [[TMP4]]
; CHECK-NEXT: [[TMP66:%.*]] = getelementptr i32, ptr [[ALLOCATION]], i64 [[TMP8]]
; CHECK-NEXT: [[TMP67:%.*]] = getelementptr i32, ptr [[ALLOCATION]], i64 [[TMP12]]
; CHECK-NEXT: [[TMP68:%.*]] = getelementptr i32, ptr [[TMP64]], i32 0
; CHECK-NEXT: [[TMP69:%.*]] = getelementptr i32, ptr [[TMP64]], i32 4
; CHECK-NEXT: [[TMP70:%.*]] = getelementptr i32, ptr [[TMP64]], i32 8
; CHECK-NEXT: [[TMP71:%.*]] = getelementptr i32, ptr [[TMP64]], i32 12
; CHECK-NEXT: [[WIDE_MASKED_LOAD:%.*]] = call <4 x i32> @llvm.masked.load.v4i32.p0(ptr [[TMP68]], i32 4, <4 x i1> [[TMP39]], <4 x i32> poison)
; CHECK-NEXT: [[WIDE_MASKED_LOAD4:%.*]] = call <4 x i32> @llvm.masked.load.v4i32.p0(ptr [[TMP69]], i32 4, <4 x i1> [[TMP47]], <4 x i32> poison)
; CHECK-NEXT: [[WIDE_MASKED_LOAD5:%.*]] = call <4 x i32> @llvm.masked.load.v4i32.p0(ptr [[TMP70]], i32 4, <4 x i1> [[TMP55]], <4 x i32> poison)
; CHECK-NEXT: [[WIDE_MASKED_LOAD6:%.*]] = call <4 x i32> @llvm.masked.load.v4i32.p0(ptr [[TMP71]], i32 4, <4 x i1> [[TMP63]], <4 x i32> poison)
; CHECK-NEXT: [[PREDPHI:%.*]] = select <4 x i1> [[TMP39]], <4 x i32> [[WIDE_MASKED_LOAD]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI7:%.*]] = select <4 x i1> [[TMP47]], <4 x i32> [[WIDE_MASKED_LOAD4]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI8:%.*]] = select <4 x i1> [[TMP55]], <4 x i32> [[WIDE_MASKED_LOAD5]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI9:%.*]] = select <4 x i1> [[TMP63]], <4 x i32> [[WIDE_MASKED_LOAD6]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[TMP72]] = add <4 x i32> [[VEC_PHI]], [[PREDPHI]]
; CHECK-NEXT: [[TMP73]] = add <4 x i32> [[VEC_PHI1]], [[PREDPHI7]]
; CHECK-NEXT: [[TMP74]] = add <4 x i32> [[VEC_PHI2]], [[PREDPHI8]]
; CHECK-NEXT: [[TMP75]] = add <4 x i32> [[VEC_PHI3]], [[PREDPHI9]]
; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 16
; CHECK-NEXT: [[TMP76:%.*]] = icmp eq i64 [[INDEX_NEXT]], 4096
; CHECK-NEXT: br i1 [[TMP76]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP24:![0-9]+]]
; CHECK: middle.block:
; CHECK-NEXT: [[BIN_RDX:%.*]] = add <4 x i32> [[TMP73]], [[TMP72]]
; CHECK-NEXT: [[BIN_RDX10:%.*]] = add <4 x i32> [[TMP74]], [[BIN_RDX]]
; CHECK-NEXT: [[BIN_RDX11:%.*]] = add <4 x i32> [[TMP75]], [[BIN_RDX10]]
; CHECK-NEXT: [[TMP77:%.*]] = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> [[BIN_RDX11]])
; CHECK-NEXT: br i1 true, label [[LOOP_EXIT:%.*]], label [[SCALAR_PH]]
; CHECK: scalar.ph:
; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ 4096, [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ]
; CHECK-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP77]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY]] ]
; CHECK-NEXT: br label [[LOOP:%.*]]
; CHECK: loop:
; CHECK-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[LATCH:%.*]] ]
; CHECK-NEXT: [[ACCUM:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[ACCUM_NEXT:%.*]], [[LATCH]] ]
; CHECK-NEXT: [[IV_NEXT]] = add i64 [[IV]], 1
; CHECK-NEXT: [[TEST_ADDR:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[IV]]
; CHECK-NEXT: [[EARLYCND:%.*]] = load i1, ptr [[TEST_ADDR]], align 1
; CHECK-NEXT: br i1 [[EARLYCND]], label [[PRED:%.*]], label [[LATCH]]
; CHECK: pred:
; CHECK-NEXT: [[ADDR:%.*]] = getelementptr inbounds i32, ptr [[ALLOCATION]], i64 [[IV]]
; CHECK-NEXT: [[VAL:%.*]] = load i32, ptr [[ADDR]], align 4
; CHECK-NEXT: br label [[LATCH]]
; CHECK: latch:
; CHECK-NEXT: [[VAL_PHI:%.*]] = phi i32 [ 0, [[LOOP]] ], [ [[VAL]], [[PRED]] ]
; CHECK-NEXT: [[ACCUM_NEXT]] = add i32 [[ACCUM]], [[VAL_PHI]]
; CHECK-NEXT: [[EXIT:%.*]] = icmp ugt i64 [[IV]], 4094
; CHECK-NEXT: br i1 [[EXIT]], label [[LOOP_EXIT]], label [[LOOP]], !llvm.loop [[LOOP25:![0-9]+]]
; CHECK: loop_exit:
; CHECK-NEXT: [[ACCUM_NEXT_LCSSA:%.*]] = phi i32 [ [[ACCUM_NEXT]], [[LATCH]] ], [ [[TMP77]], [[MIDDLE_BLOCK]] ]
; CHECK-NEXT: ret i32 [[ACCUM_NEXT_LCSSA]]
;
entry:
%allocation = call nonnull ptr @my_alloc(i32 16384)
call void @init(ptr %allocation)
br label %loop
loop:
%iv = phi i64 [ 0, %entry ], [ %iv.next, %latch ]
%accum = phi i32 [ 0, %entry ], [ %accum.next, %latch ]
%iv.next = add i64 %iv, 1
%test_addr = getelementptr inbounds i1, ptr %test_base, i64 %iv
%earlycnd = load i1, ptr %test_addr
br i1 %earlycnd, label %pred, label %latch
pred:
%addr = getelementptr inbounds i32, ptr %allocation, i64 %iv
%val = load i32, ptr %addr
br label %latch
latch:
%val.phi = phi i32 [0, %loop], [%val, %pred]
%accum.next = add i32 %accum, %val.phi
%exit = icmp ugt i64 %iv, 4094
br i1 %exit, label %loop_exit, label %loop
loop_exit:
ret i32 %accum.next
}
define i32 @test_allocsize_array(i64 %len, ptr %test_base) nofree nosync {
; CHECK-LABEL: @test_allocsize_array(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[ALLOCATION:%.*]] = call nonnull ptr @my_array_alloc(i32 4096, i32 4)
; CHECK-NEXT: call void @init(ptr [[ALLOCATION]])
; CHECK-NEXT: br i1 false, label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
; CHECK: vector.ph:
; CHECK-NEXT: br label [[VECTOR_BODY:%.*]]
; CHECK: vector.body:
; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP72:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI1:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP73:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI2:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP74:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI3:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP75:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[TMP0:%.*]] = add i64 [[INDEX]], 0
; CHECK-NEXT: [[TMP1:%.*]] = add i64 [[INDEX]], 1
; CHECK-NEXT: [[TMP2:%.*]] = add i64 [[INDEX]], 2
; CHECK-NEXT: [[TMP3:%.*]] = add i64 [[INDEX]], 3
; CHECK-NEXT: [[TMP4:%.*]] = add i64 [[INDEX]], 4
; CHECK-NEXT: [[TMP5:%.*]] = add i64 [[INDEX]], 5
; CHECK-NEXT: [[TMP6:%.*]] = add i64 [[INDEX]], 6
; CHECK-NEXT: [[TMP7:%.*]] = add i64 [[INDEX]], 7
; CHECK-NEXT: [[TMP8:%.*]] = add i64 [[INDEX]], 8
; CHECK-NEXT: [[TMP9:%.*]] = add i64 [[INDEX]], 9
; CHECK-NEXT: [[TMP10:%.*]] = add i64 [[INDEX]], 10
; CHECK-NEXT: [[TMP11:%.*]] = add i64 [[INDEX]], 11
; CHECK-NEXT: [[TMP12:%.*]] = add i64 [[INDEX]], 12
; CHECK-NEXT: [[TMP13:%.*]] = add i64 [[INDEX]], 13
; CHECK-NEXT: [[TMP14:%.*]] = add i64 [[INDEX]], 14
; CHECK-NEXT: [[TMP15:%.*]] = add i64 [[INDEX]], 15
; CHECK-NEXT: [[TMP16:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE:%.*]], i64 [[TMP0]]
; CHECK-NEXT: [[TMP17:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP1]]
; CHECK-NEXT: [[TMP18:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP2]]
; CHECK-NEXT: [[TMP19:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP3]]
; CHECK-NEXT: [[TMP20:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP4]]
; CHECK-NEXT: [[TMP21:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP5]]
; CHECK-NEXT: [[TMP22:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP6]]
; CHECK-NEXT: [[TMP23:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP7]]
; CHECK-NEXT: [[TMP24:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP8]]
; CHECK-NEXT: [[TMP25:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP9]]
; CHECK-NEXT: [[TMP26:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP10]]
; CHECK-NEXT: [[TMP27:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP11]]
; CHECK-NEXT: [[TMP28:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP12]]
; CHECK-NEXT: [[TMP29:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP13]]
; CHECK-NEXT: [[TMP30:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP14]]
; CHECK-NEXT: [[TMP31:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP15]]
; CHECK-NEXT: [[TMP32:%.*]] = load i1, ptr [[TMP16]], align 1
; CHECK-NEXT: [[TMP33:%.*]] = load i1, ptr [[TMP17]], align 1
; CHECK-NEXT: [[TMP34:%.*]] = load i1, ptr [[TMP18]], align 1
; CHECK-NEXT: [[TMP35:%.*]] = load i1, ptr [[TMP19]], align 1
; CHECK-NEXT: [[TMP36:%.*]] = insertelement <4 x i1> poison, i1 [[TMP32]], i32 0
; CHECK-NEXT: [[TMP37:%.*]] = insertelement <4 x i1> [[TMP36]], i1 [[TMP33]], i32 1
; CHECK-NEXT: [[TMP38:%.*]] = insertelement <4 x i1> [[TMP37]], i1 [[TMP34]], i32 2
; CHECK-NEXT: [[TMP39:%.*]] = insertelement <4 x i1> [[TMP38]], i1 [[TMP35]], i32 3
; CHECK-NEXT: [[TMP40:%.*]] = load i1, ptr [[TMP20]], align 1
; CHECK-NEXT: [[TMP41:%.*]] = load i1, ptr [[TMP21]], align 1
; CHECK-NEXT: [[TMP42:%.*]] = load i1, ptr [[TMP22]], align 1
; CHECK-NEXT: [[TMP43:%.*]] = load i1, ptr [[TMP23]], align 1
; CHECK-NEXT: [[TMP44:%.*]] = insertelement <4 x i1> poison, i1 [[TMP40]], i32 0
; CHECK-NEXT: [[TMP45:%.*]] = insertelement <4 x i1> [[TMP44]], i1 [[TMP41]], i32 1
; CHECK-NEXT: [[TMP46:%.*]] = insertelement <4 x i1> [[TMP45]], i1 [[TMP42]], i32 2
; CHECK-NEXT: [[TMP47:%.*]] = insertelement <4 x i1> [[TMP46]], i1 [[TMP43]], i32 3
; CHECK-NEXT: [[TMP48:%.*]] = load i1, ptr [[TMP24]], align 1
; CHECK-NEXT: [[TMP49:%.*]] = load i1, ptr [[TMP25]], align 1
; CHECK-NEXT: [[TMP50:%.*]] = load i1, ptr [[TMP26]], align 1
; CHECK-NEXT: [[TMP51:%.*]] = load i1, ptr [[TMP27]], align 1
; CHECK-NEXT: [[TMP52:%.*]] = insertelement <4 x i1> poison, i1 [[TMP48]], i32 0
; CHECK-NEXT: [[TMP53:%.*]] = insertelement <4 x i1> [[TMP52]], i1 [[TMP49]], i32 1
; CHECK-NEXT: [[TMP54:%.*]] = insertelement <4 x i1> [[TMP53]], i1 [[TMP50]], i32 2
; CHECK-NEXT: [[TMP55:%.*]] = insertelement <4 x i1> [[TMP54]], i1 [[TMP51]], i32 3
; CHECK-NEXT: [[TMP56:%.*]] = load i1, ptr [[TMP28]], align 1
; CHECK-NEXT: [[TMP57:%.*]] = load i1, ptr [[TMP29]], align 1
; CHECK-NEXT: [[TMP58:%.*]] = load i1, ptr [[TMP30]], align 1
; CHECK-NEXT: [[TMP59:%.*]] = load i1, ptr [[TMP31]], align 1
; CHECK-NEXT: [[TMP60:%.*]] = insertelement <4 x i1> poison, i1 [[TMP56]], i32 0
; CHECK-NEXT: [[TMP61:%.*]] = insertelement <4 x i1> [[TMP60]], i1 [[TMP57]], i32 1
; CHECK-NEXT: [[TMP62:%.*]] = insertelement <4 x i1> [[TMP61]], i1 [[TMP58]], i32 2
; CHECK-NEXT: [[TMP63:%.*]] = insertelement <4 x i1> [[TMP62]], i1 [[TMP59]], i32 3
; CHECK-NEXT: [[TMP64:%.*]] = getelementptr i32, ptr [[ALLOCATION]], i64 [[TMP0]]
; CHECK-NEXT: [[TMP65:%.*]] = getelementptr i32, ptr [[ALLOCATION]], i64 [[TMP4]]
; CHECK-NEXT: [[TMP66:%.*]] = getelementptr i32, ptr [[ALLOCATION]], i64 [[TMP8]]
; CHECK-NEXT: [[TMP67:%.*]] = getelementptr i32, ptr [[ALLOCATION]], i64 [[TMP12]]
; CHECK-NEXT: [[TMP68:%.*]] = getelementptr i32, ptr [[TMP64]], i32 0
; CHECK-NEXT: [[TMP69:%.*]] = getelementptr i32, ptr [[TMP64]], i32 4
; CHECK-NEXT: [[TMP70:%.*]] = getelementptr i32, ptr [[TMP64]], i32 8
; CHECK-NEXT: [[TMP71:%.*]] = getelementptr i32, ptr [[TMP64]], i32 12
; CHECK-NEXT: [[WIDE_MASKED_LOAD:%.*]] = call <4 x i32> @llvm.masked.load.v4i32.p0(ptr [[TMP68]], i32 4, <4 x i1> [[TMP39]], <4 x i32> poison)
; CHECK-NEXT: [[WIDE_MASKED_LOAD4:%.*]] = call <4 x i32> @llvm.masked.load.v4i32.p0(ptr [[TMP69]], i32 4, <4 x i1> [[TMP47]], <4 x i32> poison)
; CHECK-NEXT: [[WIDE_MASKED_LOAD5:%.*]] = call <4 x i32> @llvm.masked.load.v4i32.p0(ptr [[TMP70]], i32 4, <4 x i1> [[TMP55]], <4 x i32> poison)
; CHECK-NEXT: [[WIDE_MASKED_LOAD6:%.*]] = call <4 x i32> @llvm.masked.load.v4i32.p0(ptr [[TMP71]], i32 4, <4 x i1> [[TMP63]], <4 x i32> poison)
; CHECK-NEXT: [[PREDPHI:%.*]] = select <4 x i1> [[TMP39]], <4 x i32> [[WIDE_MASKED_LOAD]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI7:%.*]] = select <4 x i1> [[TMP47]], <4 x i32> [[WIDE_MASKED_LOAD4]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI8:%.*]] = select <4 x i1> [[TMP55]], <4 x i32> [[WIDE_MASKED_LOAD5]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI9:%.*]] = select <4 x i1> [[TMP63]], <4 x i32> [[WIDE_MASKED_LOAD6]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[TMP72]] = add <4 x i32> [[VEC_PHI]], [[PREDPHI]]
; CHECK-NEXT: [[TMP73]] = add <4 x i32> [[VEC_PHI1]], [[PREDPHI7]]
; CHECK-NEXT: [[TMP74]] = add <4 x i32> [[VEC_PHI2]], [[PREDPHI8]]
; CHECK-NEXT: [[TMP75]] = add <4 x i32> [[VEC_PHI3]], [[PREDPHI9]]
; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 16
; CHECK-NEXT: [[TMP76:%.*]] = icmp eq i64 [[INDEX_NEXT]], 4096
; CHECK-NEXT: br i1 [[TMP76]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP26:![0-9]+]]
; CHECK: middle.block:
; CHECK-NEXT: [[BIN_RDX:%.*]] = add <4 x i32> [[TMP73]], [[TMP72]]
; CHECK-NEXT: [[BIN_RDX10:%.*]] = add <4 x i32> [[TMP74]], [[BIN_RDX]]
; CHECK-NEXT: [[BIN_RDX11:%.*]] = add <4 x i32> [[TMP75]], [[BIN_RDX10]]
; CHECK-NEXT: [[TMP77:%.*]] = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> [[BIN_RDX11]])
; CHECK-NEXT: br i1 true, label [[LOOP_EXIT:%.*]], label [[SCALAR_PH]]
; CHECK: scalar.ph:
; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ 4096, [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ]
; CHECK-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP77]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY]] ]
; CHECK-NEXT: br label [[LOOP:%.*]]
; CHECK: loop:
; CHECK-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[LATCH:%.*]] ]
; CHECK-NEXT: [[ACCUM:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[ACCUM_NEXT:%.*]], [[LATCH]] ]
; CHECK-NEXT: [[IV_NEXT]] = add i64 [[IV]], 1
; CHECK-NEXT: [[TEST_ADDR:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[IV]]
; CHECK-NEXT: [[EARLYCND:%.*]] = load i1, ptr [[TEST_ADDR]], align 1
; CHECK-NEXT: br i1 [[EARLYCND]], label [[PRED:%.*]], label [[LATCH]]
; CHECK: pred:
; CHECK-NEXT: [[ADDR:%.*]] = getelementptr inbounds i32, ptr [[ALLOCATION]], i64 [[IV]]
; CHECK-NEXT: [[VAL:%.*]] = load i32, ptr [[ADDR]], align 4
; CHECK-NEXT: br label [[LATCH]]
; CHECK: latch:
; CHECK-NEXT: [[VAL_PHI:%.*]] = phi i32 [ 0, [[LOOP]] ], [ [[VAL]], [[PRED]] ]
; CHECK-NEXT: [[ACCUM_NEXT]] = add i32 [[ACCUM]], [[VAL_PHI]]
; CHECK-NEXT: [[EXIT:%.*]] = icmp ugt i64 [[IV]], 4094
; CHECK-NEXT: br i1 [[EXIT]], label [[LOOP_EXIT]], label [[LOOP]], !llvm.loop [[LOOP27:![0-9]+]]
; CHECK: loop_exit:
; CHECK-NEXT: [[ACCUM_NEXT_LCSSA:%.*]] = phi i32 [ [[ACCUM_NEXT]], [[LATCH]] ], [ [[TMP77]], [[MIDDLE_BLOCK]] ]
; CHECK-NEXT: ret i32 [[ACCUM_NEXT_LCSSA]]
;
entry:
%allocation = call nonnull ptr @my_array_alloc(i32 4096, i32 4)
call void @init(ptr %allocation)
br label %loop
loop:
%iv = phi i64 [ 0, %entry ], [ %iv.next, %latch ]
%accum = phi i32 [ 0, %entry ], [ %accum.next, %latch ]
%iv.next = add i64 %iv, 1
%test_addr = getelementptr inbounds i1, ptr %test_base, i64 %iv
%earlycnd = load i1, ptr %test_addr
br i1 %earlycnd, label %pred, label %latch
pred:
%addr = getelementptr inbounds i32, ptr %allocation, i64 %iv
%val = load i32, ptr %addr
br label %latch
latch:
%val.phi = phi i32 [0, %loop], [%val, %pred]
%accum.next = add i32 %accum, %val.phi
%exit = icmp ugt i64 %iv, 4094
br i1 %exit, label %loop_exit, label %loop
loop_exit:
ret i32 %accum.next
}
declare void @my_free(ptr)
; For the point in time variant of deref(N) semantics, show a negative
; example where hoisting without explicit predication might introduce a
; dynamic use after free. (e.g. allzero is true when all elements of the
; test vector are false and thus base is never accessed.)
define i32 @test_allocsize_cond_deref(i1 %allzero, ptr %test_base) {
; CHECK-LABEL: @test_allocsize_cond_deref(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[ALLOCATION:%.*]] = call nonnull ptr @my_alloc(i32 16384)
; CHECK-NEXT: call void @init(ptr [[ALLOCATION]])
; CHECK-NEXT: br i1 [[ALLZERO:%.*]], label [[FREEIT:%.*]], label [[PREHEADER:%.*]]
; CHECK: freeit:
; CHECK-NEXT: call void @my_free(ptr [[ALLOCATION]])
; CHECK-NEXT: br label [[PREHEADER]]
; CHECK: preheader:
; CHECK-NEXT: br i1 false, label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
; CHECK: vector.ph:
; CHECK-NEXT: br label [[VECTOR_BODY:%.*]]
; CHECK: vector.body:
; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP72:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI1:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP73:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI2:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP74:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI3:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP75:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[TMP0:%.*]] = add i64 [[INDEX]], 0
; CHECK-NEXT: [[TMP1:%.*]] = add i64 [[INDEX]], 1
; CHECK-NEXT: [[TMP2:%.*]] = add i64 [[INDEX]], 2
; CHECK-NEXT: [[TMP3:%.*]] = add i64 [[INDEX]], 3
; CHECK-NEXT: [[TMP4:%.*]] = add i64 [[INDEX]], 4
; CHECK-NEXT: [[TMP5:%.*]] = add i64 [[INDEX]], 5
; CHECK-NEXT: [[TMP6:%.*]] = add i64 [[INDEX]], 6
; CHECK-NEXT: [[TMP7:%.*]] = add i64 [[INDEX]], 7
; CHECK-NEXT: [[TMP8:%.*]] = add i64 [[INDEX]], 8
; CHECK-NEXT: [[TMP9:%.*]] = add i64 [[INDEX]], 9
; CHECK-NEXT: [[TMP10:%.*]] = add i64 [[INDEX]], 10
; CHECK-NEXT: [[TMP11:%.*]] = add i64 [[INDEX]], 11
; CHECK-NEXT: [[TMP12:%.*]] = add i64 [[INDEX]], 12
; CHECK-NEXT: [[TMP13:%.*]] = add i64 [[INDEX]], 13
; CHECK-NEXT: [[TMP14:%.*]] = add i64 [[INDEX]], 14
; CHECK-NEXT: [[TMP15:%.*]] = add i64 [[INDEX]], 15
; CHECK-NEXT: [[TMP16:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE:%.*]], i64 [[TMP0]]
; CHECK-NEXT: [[TMP17:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP1]]
; CHECK-NEXT: [[TMP18:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP2]]
; CHECK-NEXT: [[TMP19:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP3]]
; CHECK-NEXT: [[TMP20:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP4]]
; CHECK-NEXT: [[TMP21:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP5]]
; CHECK-NEXT: [[TMP22:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP6]]
; CHECK-NEXT: [[TMP23:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP7]]
; CHECK-NEXT: [[TMP24:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP8]]
; CHECK-NEXT: [[TMP25:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP9]]
; CHECK-NEXT: [[TMP26:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP10]]
; CHECK-NEXT: [[TMP27:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP11]]
; CHECK-NEXT: [[TMP28:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP12]]
; CHECK-NEXT: [[TMP29:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP13]]
; CHECK-NEXT: [[TMP30:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP14]]
; CHECK-NEXT: [[TMP31:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP15]]
; CHECK-NEXT: [[TMP32:%.*]] = load i1, ptr [[TMP16]], align 1
; CHECK-NEXT: [[TMP33:%.*]] = load i1, ptr [[TMP17]], align 1
; CHECK-NEXT: [[TMP34:%.*]] = load i1, ptr [[TMP18]], align 1
; CHECK-NEXT: [[TMP35:%.*]] = load i1, ptr [[TMP19]], align 1
; CHECK-NEXT: [[TMP36:%.*]] = insertelement <4 x i1> poison, i1 [[TMP32]], i32 0
; CHECK-NEXT: [[TMP37:%.*]] = insertelement <4 x i1> [[TMP36]], i1 [[TMP33]], i32 1
; CHECK-NEXT: [[TMP38:%.*]] = insertelement <4 x i1> [[TMP37]], i1 [[TMP34]], i32 2
; CHECK-NEXT: [[TMP39:%.*]] = insertelement <4 x i1> [[TMP38]], i1 [[TMP35]], i32 3
; CHECK-NEXT: [[TMP40:%.*]] = load i1, ptr [[TMP20]], align 1
; CHECK-NEXT: [[TMP41:%.*]] = load i1, ptr [[TMP21]], align 1
; CHECK-NEXT: [[TMP42:%.*]] = load i1, ptr [[TMP22]], align 1
; CHECK-NEXT: [[TMP43:%.*]] = load i1, ptr [[TMP23]], align 1
; CHECK-NEXT: [[TMP44:%.*]] = insertelement <4 x i1> poison, i1 [[TMP40]], i32 0
; CHECK-NEXT: [[TMP45:%.*]] = insertelement <4 x i1> [[TMP44]], i1 [[TMP41]], i32 1
; CHECK-NEXT: [[TMP46:%.*]] = insertelement <4 x i1> [[TMP45]], i1 [[TMP42]], i32 2
; CHECK-NEXT: [[TMP47:%.*]] = insertelement <4 x i1> [[TMP46]], i1 [[TMP43]], i32 3
; CHECK-NEXT: [[TMP48:%.*]] = load i1, ptr [[TMP24]], align 1
; CHECK-NEXT: [[TMP49:%.*]] = load i1, ptr [[TMP25]], align 1
; CHECK-NEXT: [[TMP50:%.*]] = load i1, ptr [[TMP26]], align 1
; CHECK-NEXT: [[TMP51:%.*]] = load i1, ptr [[TMP27]], align 1
; CHECK-NEXT: [[TMP52:%.*]] = insertelement <4 x i1> poison, i1 [[TMP48]], i32 0
; CHECK-NEXT: [[TMP53:%.*]] = insertelement <4 x i1> [[TMP52]], i1 [[TMP49]], i32 1
; CHECK-NEXT: [[TMP54:%.*]] = insertelement <4 x i1> [[TMP53]], i1 [[TMP50]], i32 2
; CHECK-NEXT: [[TMP55:%.*]] = insertelement <4 x i1> [[TMP54]], i1 [[TMP51]], i32 3
; CHECK-NEXT: [[TMP56:%.*]] = load i1, ptr [[TMP28]], align 1
; CHECK-NEXT: [[TMP57:%.*]] = load i1, ptr [[TMP29]], align 1
; CHECK-NEXT: [[TMP58:%.*]] = load i1, ptr [[TMP30]], align 1
; CHECK-NEXT: [[TMP59:%.*]] = load i1, ptr [[TMP31]], align 1
; CHECK-NEXT: [[TMP60:%.*]] = insertelement <4 x i1> poison, i1 [[TMP56]], i32 0
; CHECK-NEXT: [[TMP61:%.*]] = insertelement <4 x i1> [[TMP60]], i1 [[TMP57]], i32 1
; CHECK-NEXT: [[TMP62:%.*]] = insertelement <4 x i1> [[TMP61]], i1 [[TMP58]], i32 2
; CHECK-NEXT: [[TMP63:%.*]] = insertelement <4 x i1> [[TMP62]], i1 [[TMP59]], i32 3
; CHECK-NEXT: [[TMP64:%.*]] = getelementptr i32, ptr [[ALLOCATION]], i64 [[TMP0]]
; CHECK-NEXT: [[TMP65:%.*]] = getelementptr i32, ptr [[ALLOCATION]], i64 [[TMP4]]
; CHECK-NEXT: [[TMP66:%.*]] = getelementptr i32, ptr [[ALLOCATION]], i64 [[TMP8]]
; CHECK-NEXT: [[TMP67:%.*]] = getelementptr i32, ptr [[ALLOCATION]], i64 [[TMP12]]
; CHECK-NEXT: [[TMP68:%.*]] = getelementptr i32, ptr [[TMP64]], i32 0
; CHECK-NEXT: [[TMP69:%.*]] = getelementptr i32, ptr [[TMP64]], i32 4
; CHECK-NEXT: [[TMP70:%.*]] = getelementptr i32, ptr [[TMP64]], i32 8
; CHECK-NEXT: [[TMP71:%.*]] = getelementptr i32, ptr [[TMP64]], i32 12
; CHECK-NEXT: [[WIDE_MASKED_LOAD:%.*]] = call <4 x i32> @llvm.masked.load.v4i32.p0(ptr [[TMP68]], i32 4, <4 x i1> [[TMP39]], <4 x i32> poison)
; CHECK-NEXT: [[WIDE_MASKED_LOAD4:%.*]] = call <4 x i32> @llvm.masked.load.v4i32.p0(ptr [[TMP69]], i32 4, <4 x i1> [[TMP47]], <4 x i32> poison)
; CHECK-NEXT: [[WIDE_MASKED_LOAD5:%.*]] = call <4 x i32> @llvm.masked.load.v4i32.p0(ptr [[TMP70]], i32 4, <4 x i1> [[TMP55]], <4 x i32> poison)
; CHECK-NEXT: [[WIDE_MASKED_LOAD6:%.*]] = call <4 x i32> @llvm.masked.load.v4i32.p0(ptr [[TMP71]], i32 4, <4 x i1> [[TMP63]], <4 x i32> poison)
; CHECK-NEXT: [[PREDPHI:%.*]] = select <4 x i1> [[TMP39]], <4 x i32> [[WIDE_MASKED_LOAD]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI7:%.*]] = select <4 x i1> [[TMP47]], <4 x i32> [[WIDE_MASKED_LOAD4]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI8:%.*]] = select <4 x i1> [[TMP55]], <4 x i32> [[WIDE_MASKED_LOAD5]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI9:%.*]] = select <4 x i1> [[TMP63]], <4 x i32> [[WIDE_MASKED_LOAD6]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[TMP72]] = add <4 x i32> [[VEC_PHI]], [[PREDPHI]]
; CHECK-NEXT: [[TMP73]] = add <4 x i32> [[VEC_PHI1]], [[PREDPHI7]]
; CHECK-NEXT: [[TMP74]] = add <4 x i32> [[VEC_PHI2]], [[PREDPHI8]]
; CHECK-NEXT: [[TMP75]] = add <4 x i32> [[VEC_PHI3]], [[PREDPHI9]]
; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 16
; CHECK-NEXT: [[TMP76:%.*]] = icmp eq i64 [[INDEX_NEXT]], 4096
; CHECK-NEXT: br i1 [[TMP76]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP28:![0-9]+]]
; CHECK: middle.block:
; CHECK-NEXT: [[BIN_RDX:%.*]] = add <4 x i32> [[TMP73]], [[TMP72]]
; CHECK-NEXT: [[BIN_RDX10:%.*]] = add <4 x i32> [[TMP74]], [[BIN_RDX]]
; CHECK-NEXT: [[BIN_RDX11:%.*]] = add <4 x i32> [[TMP75]], [[BIN_RDX10]]
; CHECK-NEXT: [[TMP77:%.*]] = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> [[BIN_RDX11]])
; CHECK-NEXT: br i1 true, label [[LOOP_EXIT:%.*]], label [[SCALAR_PH]]
; CHECK: scalar.ph:
; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ 4096, [[MIDDLE_BLOCK]] ], [ 0, [[PREHEADER]] ]
; CHECK-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP77]], [[MIDDLE_BLOCK]] ], [ 0, [[PREHEADER]] ]
; CHECK-NEXT: br label [[LOOP:%.*]]
; CHECK: loop:
; CHECK-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[LATCH:%.*]] ]
; CHECK-NEXT: [[ACCUM:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[ACCUM_NEXT:%.*]], [[LATCH]] ]
; CHECK-NEXT: [[IV_NEXT]] = add i64 [[IV]], 1
; CHECK-NEXT: [[TEST_ADDR:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[IV]]
; CHECK-NEXT: [[EARLYCND:%.*]] = load i1, ptr [[TEST_ADDR]], align 1
; CHECK-NEXT: br i1 [[EARLYCND]], label [[PRED:%.*]], label [[LATCH]]
; CHECK: pred:
; CHECK-NEXT: [[ADDR:%.*]] = getelementptr inbounds i32, ptr [[ALLOCATION]], i64 [[IV]]
; CHECK-NEXT: [[VAL:%.*]] = load i32, ptr [[ADDR]], align 4
; CHECK-NEXT: br label [[LATCH]]
; CHECK: latch:
; CHECK-NEXT: [[VAL_PHI:%.*]] = phi i32 [ 0, [[LOOP]] ], [ [[VAL]], [[PRED]] ]
; CHECK-NEXT: [[ACCUM_NEXT]] = add i32 [[ACCUM]], [[VAL_PHI]]
; CHECK-NEXT: [[EXIT:%.*]] = icmp ugt i64 [[IV]], 4094
; CHECK-NEXT: br i1 [[EXIT]], label [[LOOP_EXIT]], label [[LOOP]], !llvm.loop [[LOOP29:![0-9]+]]
; CHECK: loop_exit:
; CHECK-NEXT: [[ACCUM_NEXT_LCSSA:%.*]] = phi i32 [ [[ACCUM_NEXT]], [[LATCH]] ], [ [[TMP77]], [[MIDDLE_BLOCK]] ]
; CHECK-NEXT: ret i32 [[ACCUM_NEXT_LCSSA]]
;
entry:
%allocation = call nonnull ptr @my_alloc(i32 16384)
call void @init(ptr %allocation)
br i1 %allzero, label %freeit, label %preheader
freeit:
call void @my_free(ptr %allocation)
br label %preheader
preheader:
br label %loop
loop:
%iv = phi i64 [ 0, %preheader ], [ %iv.next, %latch ]
%accum = phi i32 [ 0, %preheader ], [ %accum.next, %latch ]
%iv.next = add i64 %iv, 1
%test_addr = getelementptr inbounds i1, ptr %test_base, i64 %iv
%earlycnd = load i1, ptr %test_addr
br i1 %earlycnd, label %pred, label %latch
pred:
%addr = getelementptr inbounds i32, ptr %allocation, i64 %iv
%val = load i32, ptr %addr
br label %latch
latch:
%val.phi = phi i32 [0, %loop], [%val, %pred]
%accum.next = add i32 %accum, %val.phi
%exit = icmp ugt i64 %iv, 4094
br i1 %exit, label %loop_exit, label %loop
loop_exit:
ret i32 %accum.next
}
; All non-unit stride test cases below.
; These will be masked gathers with AVX-512 support.
define i32 @test_stride_three(i64 %len, ptr %test_base) {
; CHECK-LABEL: @test_stride_three(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[ALLOCA:%.*]] = alloca [105 x i32], align 4
; CHECK-NEXT: call void @init(ptr [[ALLOCA]])
; CHECK-NEXT: br i1 false, label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
; CHECK: vector.ph:
; CHECK-NEXT: br label [[VECTOR_BODY:%.*]]
; CHECK: vector.body:
; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP112:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI1:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP113:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI2:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP114:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI3:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP115:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[OFFSET_IDX:%.*]] = mul i64 [[INDEX]], 3
; CHECK-NEXT: [[TMP0:%.*]] = add i64 [[OFFSET_IDX]], 0
; CHECK-NEXT: [[TMP1:%.*]] = add i64 [[OFFSET_IDX]], 3
; CHECK-NEXT: [[TMP2:%.*]] = add i64 [[OFFSET_IDX]], 6
; CHECK-NEXT: [[TMP3:%.*]] = add i64 [[OFFSET_IDX]], 9
; CHECK-NEXT: [[TMP4:%.*]] = add i64 [[OFFSET_IDX]], 12
; CHECK-NEXT: [[TMP5:%.*]] = add i64 [[OFFSET_IDX]], 15
; CHECK-NEXT: [[TMP6:%.*]] = add i64 [[OFFSET_IDX]], 18
; CHECK-NEXT: [[TMP7:%.*]] = add i64 [[OFFSET_IDX]], 21
; CHECK-NEXT: [[TMP8:%.*]] = add i64 [[OFFSET_IDX]], 24
; CHECK-NEXT: [[TMP9:%.*]] = add i64 [[OFFSET_IDX]], 27
; CHECK-NEXT: [[TMP10:%.*]] = add i64 [[OFFSET_IDX]], 30
; CHECK-NEXT: [[TMP11:%.*]] = add i64 [[OFFSET_IDX]], 33
; CHECK-NEXT: [[TMP12:%.*]] = add i64 [[OFFSET_IDX]], 36
; CHECK-NEXT: [[TMP13:%.*]] = add i64 [[OFFSET_IDX]], 39
; CHECK-NEXT: [[TMP14:%.*]] = add i64 [[OFFSET_IDX]], 42
; CHECK-NEXT: [[TMP15:%.*]] = add i64 [[OFFSET_IDX]], 45
; CHECK-NEXT: [[TMP16:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE:%.*]], i64 [[TMP0]]
; CHECK-NEXT: [[TMP17:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP1]]
; CHECK-NEXT: [[TMP18:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP2]]
; CHECK-NEXT: [[TMP19:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP3]]
; CHECK-NEXT: [[TMP20:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP4]]
; CHECK-NEXT: [[TMP21:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP5]]
; CHECK-NEXT: [[TMP22:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP6]]
; CHECK-NEXT: [[TMP23:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP7]]
; CHECK-NEXT: [[TMP24:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP8]]
; CHECK-NEXT: [[TMP25:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP9]]
; CHECK-NEXT: [[TMP26:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP10]]
; CHECK-NEXT: [[TMP27:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP11]]
; CHECK-NEXT: [[TMP28:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP12]]
; CHECK-NEXT: [[TMP29:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP13]]
; CHECK-NEXT: [[TMP30:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP14]]
; CHECK-NEXT: [[TMP31:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP15]]
; CHECK-NEXT: [[TMP32:%.*]] = load i1, ptr [[TMP16]], align 1
; CHECK-NEXT: [[TMP33:%.*]] = load i1, ptr [[TMP17]], align 1
; CHECK-NEXT: [[TMP34:%.*]] = load i1, ptr [[TMP18]], align 1
; CHECK-NEXT: [[TMP35:%.*]] = load i1, ptr [[TMP19]], align 1
; CHECK-NEXT: [[TMP36:%.*]] = insertelement <4 x i1> poison, i1 [[TMP32]], i32 0
; CHECK-NEXT: [[TMP37:%.*]] = insertelement <4 x i1> [[TMP36]], i1 [[TMP33]], i32 1
; CHECK-NEXT: [[TMP38:%.*]] = insertelement <4 x i1> [[TMP37]], i1 [[TMP34]], i32 2
; CHECK-NEXT: [[TMP39:%.*]] = insertelement <4 x i1> [[TMP38]], i1 [[TMP35]], i32 3
; CHECK-NEXT: [[TMP40:%.*]] = load i1, ptr [[TMP20]], align 1
; CHECK-NEXT: [[TMP41:%.*]] = load i1, ptr [[TMP21]], align 1
; CHECK-NEXT: [[TMP42:%.*]] = load i1, ptr [[TMP22]], align 1
; CHECK-NEXT: [[TMP43:%.*]] = load i1, ptr [[TMP23]], align 1
; CHECK-NEXT: [[TMP44:%.*]] = insertelement <4 x i1> poison, i1 [[TMP40]], i32 0
; CHECK-NEXT: [[TMP45:%.*]] = insertelement <4 x i1> [[TMP44]], i1 [[TMP41]], i32 1
; CHECK-NEXT: [[TMP46:%.*]] = insertelement <4 x i1> [[TMP45]], i1 [[TMP42]], i32 2
; CHECK-NEXT: [[TMP47:%.*]] = insertelement <4 x i1> [[TMP46]], i1 [[TMP43]], i32 3
; CHECK-NEXT: [[TMP48:%.*]] = load i1, ptr [[TMP24]], align 1
; CHECK-NEXT: [[TMP49:%.*]] = load i1, ptr [[TMP25]], align 1
; CHECK-NEXT: [[TMP50:%.*]] = load i1, ptr [[TMP26]], align 1
; CHECK-NEXT: [[TMP51:%.*]] = load i1, ptr [[TMP27]], align 1
; CHECK-NEXT: [[TMP52:%.*]] = insertelement <4 x i1> poison, i1 [[TMP48]], i32 0
; CHECK-NEXT: [[TMP53:%.*]] = insertelement <4 x i1> [[TMP52]], i1 [[TMP49]], i32 1
; CHECK-NEXT: [[TMP54:%.*]] = insertelement <4 x i1> [[TMP53]], i1 [[TMP50]], i32 2
; CHECK-NEXT: [[TMP55:%.*]] = insertelement <4 x i1> [[TMP54]], i1 [[TMP51]], i32 3
; CHECK-NEXT: [[TMP56:%.*]] = load i1, ptr [[TMP28]], align 1
; CHECK-NEXT: [[TMP57:%.*]] = load i1, ptr [[TMP29]], align 1
; CHECK-NEXT: [[TMP58:%.*]] = load i1, ptr [[TMP30]], align 1
; CHECK-NEXT: [[TMP59:%.*]] = load i1, ptr [[TMP31]], align 1
; CHECK-NEXT: [[TMP60:%.*]] = insertelement <4 x i1> poison, i1 [[TMP56]], i32 0
; CHECK-NEXT: [[TMP61:%.*]] = insertelement <4 x i1> [[TMP60]], i1 [[TMP57]], i32 1
; CHECK-NEXT: [[TMP62:%.*]] = insertelement <4 x i1> [[TMP61]], i1 [[TMP58]], i32 2
; CHECK-NEXT: [[TMP63:%.*]] = insertelement <4 x i1> [[TMP62]], i1 [[TMP59]], i32 3
; CHECK-NEXT: [[TMP64:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP0]]
; CHECK-NEXT: [[TMP65:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP1]]
; CHECK-NEXT: [[TMP66:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP2]]
; CHECK-NEXT: [[TMP67:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP3]]
; CHECK-NEXT: [[TMP68:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP4]]
; CHECK-NEXT: [[TMP69:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP5]]
; CHECK-NEXT: [[TMP70:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP6]]
; CHECK-NEXT: [[TMP71:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP7]]
; CHECK-NEXT: [[TMP72:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP8]]
; CHECK-NEXT: [[TMP73:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP9]]
; CHECK-NEXT: [[TMP74:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP10]]
; CHECK-NEXT: [[TMP75:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP11]]
; CHECK-NEXT: [[TMP76:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP12]]
; CHECK-NEXT: [[TMP77:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP13]]
; CHECK-NEXT: [[TMP78:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP14]]
; CHECK-NEXT: [[TMP79:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP15]]
; CHECK-NEXT: [[TMP80:%.*]] = load i32, ptr [[TMP64]], align 4
; CHECK-NEXT: [[TMP81:%.*]] = load i32, ptr [[TMP65]], align 4
; CHECK-NEXT: [[TMP82:%.*]] = load i32, ptr [[TMP66]], align 4
; CHECK-NEXT: [[TMP83:%.*]] = load i32, ptr [[TMP67]], align 4
; CHECK-NEXT: [[TMP84:%.*]] = insertelement <4 x i32> poison, i32 [[TMP80]], i32 0
; CHECK-NEXT: [[TMP85:%.*]] = insertelement <4 x i32> [[TMP84]], i32 [[TMP81]], i32 1
; CHECK-NEXT: [[TMP86:%.*]] = insertelement <4 x i32> [[TMP85]], i32 [[TMP82]], i32 2
; CHECK-NEXT: [[TMP87:%.*]] = insertelement <4 x i32> [[TMP86]], i32 [[TMP83]], i32 3
; CHECK-NEXT: [[TMP88:%.*]] = load i32, ptr [[TMP68]], align 4
; CHECK-NEXT: [[TMP89:%.*]] = load i32, ptr [[TMP69]], align 4
; CHECK-NEXT: [[TMP90:%.*]] = load i32, ptr [[TMP70]], align 4
; CHECK-NEXT: [[TMP91:%.*]] = load i32, ptr [[TMP71]], align 4
; CHECK-NEXT: [[TMP92:%.*]] = insertelement <4 x i32> poison, i32 [[TMP88]], i32 0
; CHECK-NEXT: [[TMP93:%.*]] = insertelement <4 x i32> [[TMP92]], i32 [[TMP89]], i32 1
; CHECK-NEXT: [[TMP94:%.*]] = insertelement <4 x i32> [[TMP93]], i32 [[TMP90]], i32 2
; CHECK-NEXT: [[TMP95:%.*]] = insertelement <4 x i32> [[TMP94]], i32 [[TMP91]], i32 3
; CHECK-NEXT: [[TMP96:%.*]] = load i32, ptr [[TMP72]], align 4
; CHECK-NEXT: [[TMP97:%.*]] = load i32, ptr [[TMP73]], align 4
; CHECK-NEXT: [[TMP98:%.*]] = load i32, ptr [[TMP74]], align 4
; CHECK-NEXT: [[TMP99:%.*]] = load i32, ptr [[TMP75]], align 4
; CHECK-NEXT: [[TMP100:%.*]] = insertelement <4 x i32> poison, i32 [[TMP96]], i32 0
; CHECK-NEXT: [[TMP101:%.*]] = insertelement <4 x i32> [[TMP100]], i32 [[TMP97]], i32 1
; CHECK-NEXT: [[TMP102:%.*]] = insertelement <4 x i32> [[TMP101]], i32 [[TMP98]], i32 2
; CHECK-NEXT: [[TMP103:%.*]] = insertelement <4 x i32> [[TMP102]], i32 [[TMP99]], i32 3
; CHECK-NEXT: [[TMP104:%.*]] = load i32, ptr [[TMP76]], align 4
; CHECK-NEXT: [[TMP105:%.*]] = load i32, ptr [[TMP77]], align 4
; CHECK-NEXT: [[TMP106:%.*]] = load i32, ptr [[TMP78]], align 4
; CHECK-NEXT: [[TMP107:%.*]] = load i32, ptr [[TMP79]], align 4
; CHECK-NEXT: [[TMP108:%.*]] = insertelement <4 x i32> poison, i32 [[TMP104]], i32 0
; CHECK-NEXT: [[TMP109:%.*]] = insertelement <4 x i32> [[TMP108]], i32 [[TMP105]], i32 1
; CHECK-NEXT: [[TMP110:%.*]] = insertelement <4 x i32> [[TMP109]], i32 [[TMP106]], i32 2
; CHECK-NEXT: [[TMP111:%.*]] = insertelement <4 x i32> [[TMP110]], i32 [[TMP107]], i32 3
; CHECK-NEXT: [[PREDPHI:%.*]] = select <4 x i1> [[TMP39]], <4 x i32> [[TMP87]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI4:%.*]] = select <4 x i1> [[TMP47]], <4 x i32> [[TMP95]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI5:%.*]] = select <4 x i1> [[TMP55]], <4 x i32> [[TMP103]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI6:%.*]] = select <4 x i1> [[TMP63]], <4 x i32> [[TMP111]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[TMP112]] = add <4 x i32> [[VEC_PHI]], [[PREDPHI]]
; CHECK-NEXT: [[TMP113]] = add <4 x i32> [[VEC_PHI1]], [[PREDPHI4]]
; CHECK-NEXT: [[TMP114]] = add <4 x i32> [[VEC_PHI2]], [[PREDPHI5]]
; CHECK-NEXT: [[TMP115]] = add <4 x i32> [[VEC_PHI3]], [[PREDPHI6]]
; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 16
; CHECK-NEXT: [[TMP116:%.*]] = icmp eq i64 [[INDEX_NEXT]], 32
; CHECK-NEXT: br i1 [[TMP116]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP30:![0-9]+]]
; CHECK: middle.block:
; CHECK-NEXT: [[BIN_RDX:%.*]] = add <4 x i32> [[TMP113]], [[TMP112]]
; CHECK-NEXT: [[BIN_RDX7:%.*]] = add <4 x i32> [[TMP114]], [[BIN_RDX]]
; CHECK-NEXT: [[BIN_RDX8:%.*]] = add <4 x i32> [[TMP115]], [[BIN_RDX7]]
; CHECK-NEXT: [[TMP117:%.*]] = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> [[BIN_RDX8]])
; CHECK-NEXT: br i1 false, label [[LOOP_EXIT:%.*]], label [[SCALAR_PH]]
; CHECK: scalar.ph:
; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ 96, [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ]
; CHECK-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP117]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY]] ]
; CHECK-NEXT: br label [[LOOP:%.*]]
; CHECK: loop:
; CHECK-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[LATCH:%.*]] ]
; CHECK-NEXT: [[ACCUM:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[ACCUM_NEXT:%.*]], [[LATCH]] ]
; CHECK-NEXT: [[IV_NEXT]] = add i64 [[IV]], 3
; CHECK-NEXT: [[TEST_ADDR:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[IV]]
; CHECK-NEXT: [[EARLYCND:%.*]] = load i1, ptr [[TEST_ADDR]], align 1
; CHECK-NEXT: br i1 [[EARLYCND]], label [[PRED:%.*]], label [[LATCH]]
; CHECK: pred:
; CHECK-NEXT: [[ADDR:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[IV]]
; CHECK-NEXT: [[VAL:%.*]] = load i32, ptr [[ADDR]], align 4
; CHECK-NEXT: br label [[LATCH]]
; CHECK: latch:
; CHECK-NEXT: [[VAL_PHI:%.*]] = phi i32 [ 0, [[LOOP]] ], [ [[VAL]], [[PRED]] ]
; CHECK-NEXT: [[ACCUM_NEXT]] = add i32 [[ACCUM]], [[VAL_PHI]]
; CHECK-NEXT: [[EXIT:%.*]] = icmp ugt i64 [[IV]], 100
; CHECK-NEXT: br i1 [[EXIT]], label [[LOOP_EXIT]], label [[LOOP]], !llvm.loop [[LOOP31:![0-9]+]]
; CHECK: loop_exit:
; CHECK-NEXT: [[ACCUM_NEXT_LCSSA:%.*]] = phi i32 [ [[ACCUM_NEXT]], [[LATCH]] ], [ [[TMP117]], [[MIDDLE_BLOCK]] ]
; CHECK-NEXT: ret i32 [[ACCUM_NEXT_LCSSA]]
;
entry:
%alloca = alloca [105 x i32]
call void @init(ptr %alloca)
br label %loop
loop:
%iv = phi i64 [ 0, %entry ], [ %iv.next, %latch ]
%accum = phi i32 [ 0, %entry ], [ %accum.next, %latch ]
%iv.next = add i64 %iv, 3
%test_addr = getelementptr inbounds i1, ptr %test_base, i64 %iv
%earlycnd = load i1, ptr %test_addr
br i1 %earlycnd, label %pred, label %latch
pred:
%addr = getelementptr inbounds i32, ptr %alloca, i64 %iv
%val = load i32, ptr %addr
br label %latch
latch:
%val.phi = phi i32 [0, %loop], [%val, %pred]
%accum.next = add i32 %accum, %val.phi
%exit = icmp ugt i64 %iv, 100
br i1 %exit, label %loop_exit, label %loop
loop_exit:
ret i32 %accum.next
}
define i32 @test_non_unit_stride_four(i64 %len, ptr %test_base) {
; CHECK-LABEL: @test_non_unit_stride_four(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[ALLOCA:%.*]] = alloca [108 x i32], align 4
; CHECK-NEXT: call void @init(ptr [[ALLOCA]])
; CHECK-NEXT: br i1 false, label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
; CHECK: vector.ph:
; CHECK-NEXT: br label [[VECTOR_BODY:%.*]]
; CHECK: vector.body:
; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP56:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI1:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP57:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[OFFSET_IDX:%.*]] = mul i64 [[INDEX]], 4
; CHECK-NEXT: [[TMP0:%.*]] = add i64 [[OFFSET_IDX]], 0
; CHECK-NEXT: [[TMP1:%.*]] = add i64 [[OFFSET_IDX]], 4
; CHECK-NEXT: [[TMP2:%.*]] = add i64 [[OFFSET_IDX]], 8
; CHECK-NEXT: [[TMP3:%.*]] = add i64 [[OFFSET_IDX]], 12
; CHECK-NEXT: [[TMP4:%.*]] = add i64 [[OFFSET_IDX]], 16
; CHECK-NEXT: [[TMP5:%.*]] = add i64 [[OFFSET_IDX]], 20
; CHECK-NEXT: [[TMP6:%.*]] = add i64 [[OFFSET_IDX]], 24
; CHECK-NEXT: [[TMP7:%.*]] = add i64 [[OFFSET_IDX]], 28
; CHECK-NEXT: [[TMP8:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE:%.*]], i64 [[TMP0]]
; CHECK-NEXT: [[TMP9:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP1]]
; CHECK-NEXT: [[TMP10:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP2]]
; CHECK-NEXT: [[TMP11:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP3]]
; CHECK-NEXT: [[TMP12:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP4]]
; CHECK-NEXT: [[TMP13:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP5]]
; CHECK-NEXT: [[TMP14:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP6]]
; CHECK-NEXT: [[TMP15:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP7]]
; CHECK-NEXT: [[TMP16:%.*]] = load i1, ptr [[TMP8]], align 1
; CHECK-NEXT: [[TMP17:%.*]] = load i1, ptr [[TMP9]], align 1
; CHECK-NEXT: [[TMP18:%.*]] = load i1, ptr [[TMP10]], align 1
; CHECK-NEXT: [[TMP19:%.*]] = load i1, ptr [[TMP11]], align 1
; CHECK-NEXT: [[TMP20:%.*]] = insertelement <4 x i1> poison, i1 [[TMP16]], i32 0
; CHECK-NEXT: [[TMP21:%.*]] = insertelement <4 x i1> [[TMP20]], i1 [[TMP17]], i32 1
; CHECK-NEXT: [[TMP22:%.*]] = insertelement <4 x i1> [[TMP21]], i1 [[TMP18]], i32 2
; CHECK-NEXT: [[TMP23:%.*]] = insertelement <4 x i1> [[TMP22]], i1 [[TMP19]], i32 3
; CHECK-NEXT: [[TMP24:%.*]] = load i1, ptr [[TMP12]], align 1
; CHECK-NEXT: [[TMP25:%.*]] = load i1, ptr [[TMP13]], align 1
; CHECK-NEXT: [[TMP26:%.*]] = load i1, ptr [[TMP14]], align 1
; CHECK-NEXT: [[TMP27:%.*]] = load i1, ptr [[TMP15]], align 1
; CHECK-NEXT: [[TMP28:%.*]] = insertelement <4 x i1> poison, i1 [[TMP24]], i32 0
; CHECK-NEXT: [[TMP29:%.*]] = insertelement <4 x i1> [[TMP28]], i1 [[TMP25]], i32 1
; CHECK-NEXT: [[TMP30:%.*]] = insertelement <4 x i1> [[TMP29]], i1 [[TMP26]], i32 2
; CHECK-NEXT: [[TMP31:%.*]] = insertelement <4 x i1> [[TMP30]], i1 [[TMP27]], i32 3
; CHECK-NEXT: [[TMP32:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP0]]
; CHECK-NEXT: [[TMP33:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP1]]
; CHECK-NEXT: [[TMP34:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP2]]
; CHECK-NEXT: [[TMP35:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP3]]
; CHECK-NEXT: [[TMP36:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP4]]
; CHECK-NEXT: [[TMP37:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP5]]
; CHECK-NEXT: [[TMP38:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP6]]
; CHECK-NEXT: [[TMP39:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP7]]
; CHECK-NEXT: [[TMP40:%.*]] = load i32, ptr [[TMP32]], align 4
; CHECK-NEXT: [[TMP41:%.*]] = load i32, ptr [[TMP33]], align 4
; CHECK-NEXT: [[TMP42:%.*]] = load i32, ptr [[TMP34]], align 4
; CHECK-NEXT: [[TMP43:%.*]] = load i32, ptr [[TMP35]], align 4
; CHECK-NEXT: [[TMP44:%.*]] = insertelement <4 x i32> poison, i32 [[TMP40]], i32 0
; CHECK-NEXT: [[TMP45:%.*]] = insertelement <4 x i32> [[TMP44]], i32 [[TMP41]], i32 1
; CHECK-NEXT: [[TMP46:%.*]] = insertelement <4 x i32> [[TMP45]], i32 [[TMP42]], i32 2
; CHECK-NEXT: [[TMP47:%.*]] = insertelement <4 x i32> [[TMP46]], i32 [[TMP43]], i32 3
; CHECK-NEXT: [[TMP48:%.*]] = load i32, ptr [[TMP36]], align 4
; CHECK-NEXT: [[TMP49:%.*]] = load i32, ptr [[TMP37]], align 4
; CHECK-NEXT: [[TMP50:%.*]] = load i32, ptr [[TMP38]], align 4
; CHECK-NEXT: [[TMP51:%.*]] = load i32, ptr [[TMP39]], align 4
; CHECK-NEXT: [[TMP52:%.*]] = insertelement <4 x i32> poison, i32 [[TMP48]], i32 0
; CHECK-NEXT: [[TMP53:%.*]] = insertelement <4 x i32> [[TMP52]], i32 [[TMP49]], i32 1
; CHECK-NEXT: [[TMP54:%.*]] = insertelement <4 x i32> [[TMP53]], i32 [[TMP50]], i32 2
; CHECK-NEXT: [[TMP55:%.*]] = insertelement <4 x i32> [[TMP54]], i32 [[TMP51]], i32 3
; CHECK-NEXT: [[PREDPHI:%.*]] = select <4 x i1> [[TMP23]], <4 x i32> [[TMP47]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI2:%.*]] = select <4 x i1> [[TMP31]], <4 x i32> [[TMP55]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[TMP56]] = add <4 x i32> [[VEC_PHI]], [[PREDPHI]]
; CHECK-NEXT: [[TMP57]] = add <4 x i32> [[VEC_PHI1]], [[PREDPHI2]]
; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 8
; CHECK-NEXT: [[TMP58:%.*]] = icmp eq i64 [[INDEX_NEXT]], 24
; CHECK-NEXT: br i1 [[TMP58]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP32:![0-9]+]]
; CHECK: middle.block:
; CHECK-NEXT: [[BIN_RDX:%.*]] = add <4 x i32> [[TMP57]], [[TMP56]]
; CHECK-NEXT: [[TMP59:%.*]] = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> [[BIN_RDX]])
; CHECK-NEXT: br i1 false, label [[LOOP_EXIT:%.*]], label [[SCALAR_PH]]
; CHECK: scalar.ph:
; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ 96, [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ]
; CHECK-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP59]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY]] ]
; CHECK-NEXT: br label [[LOOP:%.*]]
; CHECK: loop:
; CHECK-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[LATCH:%.*]] ]
; CHECK-NEXT: [[ACCUM:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[ACCUM_NEXT:%.*]], [[LATCH]] ]
; CHECK-NEXT: [[IV_NEXT]] = add i64 [[IV]], 4
; CHECK-NEXT: [[TEST_ADDR:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[IV]]
; CHECK-NEXT: [[EARLYCND:%.*]] = load i1, ptr [[TEST_ADDR]], align 1
; CHECK-NEXT: br i1 [[EARLYCND]], label [[PRED:%.*]], label [[LATCH]]
; CHECK: pred:
; CHECK-NEXT: [[ADDR:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[IV]]
; CHECK-NEXT: [[VAL:%.*]] = load i32, ptr [[ADDR]], align 4
; CHECK-NEXT: br label [[LATCH]]
; CHECK: latch:
; CHECK-NEXT: [[VAL_PHI:%.*]] = phi i32 [ 0, [[LOOP]] ], [ [[VAL]], [[PRED]] ]
; CHECK-NEXT: [[ACCUM_NEXT]] = add i32 [[ACCUM]], [[VAL_PHI]]
; CHECK-NEXT: [[EXIT:%.*]] = icmp ugt i64 [[IV]], 100
; CHECK-NEXT: br i1 [[EXIT]], label [[LOOP_EXIT]], label [[LOOP]], !llvm.loop [[LOOP33:![0-9]+]]
; CHECK: loop_exit:
; CHECK-NEXT: [[ACCUM_NEXT_LCSSA:%.*]] = phi i32 [ [[ACCUM_NEXT]], [[LATCH]] ], [ [[TMP59]], [[MIDDLE_BLOCK]] ]
; CHECK-NEXT: ret i32 [[ACCUM_NEXT_LCSSA]]
;
entry:
%alloca = alloca [108 x i32]
call void @init(ptr %alloca)
br label %loop
loop:
%iv = phi i64 [ 0, %entry ], [ %iv.next, %latch ]
%accum = phi i32 [ 0, %entry ], [ %accum.next, %latch ]
%iv.next = add i64 %iv, 4
%test_addr = getelementptr inbounds i1, ptr %test_base, i64 %iv
%earlycnd = load i1, ptr %test_addr
br i1 %earlycnd, label %pred, label %latch
pred:
%addr = getelementptr inbounds i32, ptr %alloca, i64 %iv
%val = load i32, ptr %addr
br label %latch
latch:
%val.phi = phi i32 [0, %loop], [%val, %pred]
%accum.next = add i32 %accum, %val.phi
%exit = icmp ugt i64 %iv, 100
br i1 %exit, label %loop_exit, label %loop
loop_exit:
ret i32 %accum.next
}
define i32 @test_non_unit_stride_five(i64 %len, ptr %test_base) {
; CHECK-LABEL: @test_non_unit_stride_five(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[ALLOCA:%.*]] = alloca [110 x i32], align 4
; CHECK-NEXT: call void @init(ptr [[ALLOCA]])
; CHECK-NEXT: br i1 false, label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
; CHECK: vector.ph:
; CHECK-NEXT: br label [[VECTOR_BODY:%.*]]
; CHECK: vector.body:
; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP112:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI1:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP113:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI2:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP114:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI3:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP115:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[OFFSET_IDX:%.*]] = mul i64 [[INDEX]], 5
; CHECK-NEXT: [[TMP0:%.*]] = add i64 [[OFFSET_IDX]], 0
; CHECK-NEXT: [[TMP1:%.*]] = add i64 [[OFFSET_IDX]], 5
; CHECK-NEXT: [[TMP2:%.*]] = add i64 [[OFFSET_IDX]], 10
; CHECK-NEXT: [[TMP3:%.*]] = add i64 [[OFFSET_IDX]], 15
; CHECK-NEXT: [[TMP4:%.*]] = add i64 [[OFFSET_IDX]], 20
; CHECK-NEXT: [[TMP5:%.*]] = add i64 [[OFFSET_IDX]], 25
; CHECK-NEXT: [[TMP6:%.*]] = add i64 [[OFFSET_IDX]], 30
; CHECK-NEXT: [[TMP7:%.*]] = add i64 [[OFFSET_IDX]], 35
; CHECK-NEXT: [[TMP8:%.*]] = add i64 [[OFFSET_IDX]], 40
; CHECK-NEXT: [[TMP9:%.*]] = add i64 [[OFFSET_IDX]], 45
; CHECK-NEXT: [[TMP10:%.*]] = add i64 [[OFFSET_IDX]], 50
; CHECK-NEXT: [[TMP11:%.*]] = add i64 [[OFFSET_IDX]], 55
; CHECK-NEXT: [[TMP12:%.*]] = add i64 [[OFFSET_IDX]], 60
; CHECK-NEXT: [[TMP13:%.*]] = add i64 [[OFFSET_IDX]], 65
; CHECK-NEXT: [[TMP14:%.*]] = add i64 [[OFFSET_IDX]], 70
; CHECK-NEXT: [[TMP15:%.*]] = add i64 [[OFFSET_IDX]], 75
; CHECK-NEXT: [[TMP16:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE:%.*]], i64 [[TMP0]]
; CHECK-NEXT: [[TMP17:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP1]]
; CHECK-NEXT: [[TMP18:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP2]]
; CHECK-NEXT: [[TMP19:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP3]]
; CHECK-NEXT: [[TMP20:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP4]]
; CHECK-NEXT: [[TMP21:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP5]]
; CHECK-NEXT: [[TMP22:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP6]]
; CHECK-NEXT: [[TMP23:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP7]]
; CHECK-NEXT: [[TMP24:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP8]]
; CHECK-NEXT: [[TMP25:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP9]]
; CHECK-NEXT: [[TMP26:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP10]]
; CHECK-NEXT: [[TMP27:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP11]]
; CHECK-NEXT: [[TMP28:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP12]]
; CHECK-NEXT: [[TMP29:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP13]]
; CHECK-NEXT: [[TMP30:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP14]]
; CHECK-NEXT: [[TMP31:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP15]]
; CHECK-NEXT: [[TMP32:%.*]] = load i1, ptr [[TMP16]], align 1
; CHECK-NEXT: [[TMP33:%.*]] = load i1, ptr [[TMP17]], align 1
; CHECK-NEXT: [[TMP34:%.*]] = load i1, ptr [[TMP18]], align 1
; CHECK-NEXT: [[TMP35:%.*]] = load i1, ptr [[TMP19]], align 1
; CHECK-NEXT: [[TMP36:%.*]] = insertelement <4 x i1> poison, i1 [[TMP32]], i32 0
; CHECK-NEXT: [[TMP37:%.*]] = insertelement <4 x i1> [[TMP36]], i1 [[TMP33]], i32 1
; CHECK-NEXT: [[TMP38:%.*]] = insertelement <4 x i1> [[TMP37]], i1 [[TMP34]], i32 2
; CHECK-NEXT: [[TMP39:%.*]] = insertelement <4 x i1> [[TMP38]], i1 [[TMP35]], i32 3
; CHECK-NEXT: [[TMP40:%.*]] = load i1, ptr [[TMP20]], align 1
; CHECK-NEXT: [[TMP41:%.*]] = load i1, ptr [[TMP21]], align 1
; CHECK-NEXT: [[TMP42:%.*]] = load i1, ptr [[TMP22]], align 1
; CHECK-NEXT: [[TMP43:%.*]] = load i1, ptr [[TMP23]], align 1
; CHECK-NEXT: [[TMP44:%.*]] = insertelement <4 x i1> poison, i1 [[TMP40]], i32 0
; CHECK-NEXT: [[TMP45:%.*]] = insertelement <4 x i1> [[TMP44]], i1 [[TMP41]], i32 1
; CHECK-NEXT: [[TMP46:%.*]] = insertelement <4 x i1> [[TMP45]], i1 [[TMP42]], i32 2
; CHECK-NEXT: [[TMP47:%.*]] = insertelement <4 x i1> [[TMP46]], i1 [[TMP43]], i32 3
; CHECK-NEXT: [[TMP48:%.*]] = load i1, ptr [[TMP24]], align 1
; CHECK-NEXT: [[TMP49:%.*]] = load i1, ptr [[TMP25]], align 1
; CHECK-NEXT: [[TMP50:%.*]] = load i1, ptr [[TMP26]], align 1
; CHECK-NEXT: [[TMP51:%.*]] = load i1, ptr [[TMP27]], align 1
; CHECK-NEXT: [[TMP52:%.*]] = insertelement <4 x i1> poison, i1 [[TMP48]], i32 0
; CHECK-NEXT: [[TMP53:%.*]] = insertelement <4 x i1> [[TMP52]], i1 [[TMP49]], i32 1
; CHECK-NEXT: [[TMP54:%.*]] = insertelement <4 x i1> [[TMP53]], i1 [[TMP50]], i32 2
; CHECK-NEXT: [[TMP55:%.*]] = insertelement <4 x i1> [[TMP54]], i1 [[TMP51]], i32 3
; CHECK-NEXT: [[TMP56:%.*]] = load i1, ptr [[TMP28]], align 1
; CHECK-NEXT: [[TMP57:%.*]] = load i1, ptr [[TMP29]], align 1
; CHECK-NEXT: [[TMP58:%.*]] = load i1, ptr [[TMP30]], align 1
; CHECK-NEXT: [[TMP59:%.*]] = load i1, ptr [[TMP31]], align 1
; CHECK-NEXT: [[TMP60:%.*]] = insertelement <4 x i1> poison, i1 [[TMP56]], i32 0
; CHECK-NEXT: [[TMP61:%.*]] = insertelement <4 x i1> [[TMP60]], i1 [[TMP57]], i32 1
; CHECK-NEXT: [[TMP62:%.*]] = insertelement <4 x i1> [[TMP61]], i1 [[TMP58]], i32 2
; CHECK-NEXT: [[TMP63:%.*]] = insertelement <4 x i1> [[TMP62]], i1 [[TMP59]], i32 3
; CHECK-NEXT: [[TMP64:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP0]]
; CHECK-NEXT: [[TMP65:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP1]]
; CHECK-NEXT: [[TMP66:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP2]]
; CHECK-NEXT: [[TMP67:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP3]]
; CHECK-NEXT: [[TMP68:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP4]]
; CHECK-NEXT: [[TMP69:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP5]]
; CHECK-NEXT: [[TMP70:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP6]]
; CHECK-NEXT: [[TMP71:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP7]]
; CHECK-NEXT: [[TMP72:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP8]]
; CHECK-NEXT: [[TMP73:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP9]]
; CHECK-NEXT: [[TMP74:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP10]]
; CHECK-NEXT: [[TMP75:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP11]]
; CHECK-NEXT: [[TMP76:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP12]]
; CHECK-NEXT: [[TMP77:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP13]]
; CHECK-NEXT: [[TMP78:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP14]]
; CHECK-NEXT: [[TMP79:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP15]]
; CHECK-NEXT: [[TMP80:%.*]] = load i32, ptr [[TMP64]], align 4
; CHECK-NEXT: [[TMP81:%.*]] = load i32, ptr [[TMP65]], align 4
; CHECK-NEXT: [[TMP82:%.*]] = load i32, ptr [[TMP66]], align 4
; CHECK-NEXT: [[TMP83:%.*]] = load i32, ptr [[TMP67]], align 4
; CHECK-NEXT: [[TMP84:%.*]] = insertelement <4 x i32> poison, i32 [[TMP80]], i32 0
; CHECK-NEXT: [[TMP85:%.*]] = insertelement <4 x i32> [[TMP84]], i32 [[TMP81]], i32 1
; CHECK-NEXT: [[TMP86:%.*]] = insertelement <4 x i32> [[TMP85]], i32 [[TMP82]], i32 2
; CHECK-NEXT: [[TMP87:%.*]] = insertelement <4 x i32> [[TMP86]], i32 [[TMP83]], i32 3
; CHECK-NEXT: [[TMP88:%.*]] = load i32, ptr [[TMP68]], align 4
; CHECK-NEXT: [[TMP89:%.*]] = load i32, ptr [[TMP69]], align 4
; CHECK-NEXT: [[TMP90:%.*]] = load i32, ptr [[TMP70]], align 4
; CHECK-NEXT: [[TMP91:%.*]] = load i32, ptr [[TMP71]], align 4
; CHECK-NEXT: [[TMP92:%.*]] = insertelement <4 x i32> poison, i32 [[TMP88]], i32 0
; CHECK-NEXT: [[TMP93:%.*]] = insertelement <4 x i32> [[TMP92]], i32 [[TMP89]], i32 1
; CHECK-NEXT: [[TMP94:%.*]] = insertelement <4 x i32> [[TMP93]], i32 [[TMP90]], i32 2
; CHECK-NEXT: [[TMP95:%.*]] = insertelement <4 x i32> [[TMP94]], i32 [[TMP91]], i32 3
; CHECK-NEXT: [[TMP96:%.*]] = load i32, ptr [[TMP72]], align 4
; CHECK-NEXT: [[TMP97:%.*]] = load i32, ptr [[TMP73]], align 4
; CHECK-NEXT: [[TMP98:%.*]] = load i32, ptr [[TMP74]], align 4
; CHECK-NEXT: [[TMP99:%.*]] = load i32, ptr [[TMP75]], align 4
; CHECK-NEXT: [[TMP100:%.*]] = insertelement <4 x i32> poison, i32 [[TMP96]], i32 0
; CHECK-NEXT: [[TMP101:%.*]] = insertelement <4 x i32> [[TMP100]], i32 [[TMP97]], i32 1
; CHECK-NEXT: [[TMP102:%.*]] = insertelement <4 x i32> [[TMP101]], i32 [[TMP98]], i32 2
; CHECK-NEXT: [[TMP103:%.*]] = insertelement <4 x i32> [[TMP102]], i32 [[TMP99]], i32 3
; CHECK-NEXT: [[TMP104:%.*]] = load i32, ptr [[TMP76]], align 4
; CHECK-NEXT: [[TMP105:%.*]] = load i32, ptr [[TMP77]], align 4
; CHECK-NEXT: [[TMP106:%.*]] = load i32, ptr [[TMP78]], align 4
; CHECK-NEXT: [[TMP107:%.*]] = load i32, ptr [[TMP79]], align 4
; CHECK-NEXT: [[TMP108:%.*]] = insertelement <4 x i32> poison, i32 [[TMP104]], i32 0
; CHECK-NEXT: [[TMP109:%.*]] = insertelement <4 x i32> [[TMP108]], i32 [[TMP105]], i32 1
; CHECK-NEXT: [[TMP110:%.*]] = insertelement <4 x i32> [[TMP109]], i32 [[TMP106]], i32 2
; CHECK-NEXT: [[TMP111:%.*]] = insertelement <4 x i32> [[TMP110]], i32 [[TMP107]], i32 3
; CHECK-NEXT: [[PREDPHI:%.*]] = select <4 x i1> [[TMP39]], <4 x i32> [[TMP87]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI4:%.*]] = select <4 x i1> [[TMP47]], <4 x i32> [[TMP95]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI5:%.*]] = select <4 x i1> [[TMP55]], <4 x i32> [[TMP103]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI6:%.*]] = select <4 x i1> [[TMP63]], <4 x i32> [[TMP111]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[TMP112]] = add <4 x i32> [[VEC_PHI]], [[PREDPHI]]
; CHECK-NEXT: [[TMP113]] = add <4 x i32> [[VEC_PHI1]], [[PREDPHI4]]
; CHECK-NEXT: [[TMP114]] = add <4 x i32> [[VEC_PHI2]], [[PREDPHI5]]
; CHECK-NEXT: [[TMP115]] = add <4 x i32> [[VEC_PHI3]], [[PREDPHI6]]
; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 16
; CHECK-NEXT: [[TMP116:%.*]] = icmp eq i64 [[INDEX_NEXT]], 16
; CHECK-NEXT: br i1 [[TMP116]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP34:![0-9]+]]
; CHECK: middle.block:
; CHECK-NEXT: [[BIN_RDX:%.*]] = add <4 x i32> [[TMP113]], [[TMP112]]
; CHECK-NEXT: [[BIN_RDX7:%.*]] = add <4 x i32> [[TMP114]], [[BIN_RDX]]
; CHECK-NEXT: [[BIN_RDX8:%.*]] = add <4 x i32> [[TMP115]], [[BIN_RDX7]]
; CHECK-NEXT: [[TMP117:%.*]] = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> [[BIN_RDX8]])
; CHECK-NEXT: br i1 false, label [[LOOP_EXIT:%.*]], label [[SCALAR_PH]]
; CHECK: scalar.ph:
; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ 80, [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ]
; CHECK-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP117]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY]] ]
; CHECK-NEXT: br label [[LOOP:%.*]]
; CHECK: loop:
; CHECK-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[LATCH:%.*]] ]
; CHECK-NEXT: [[ACCUM:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[ACCUM_NEXT:%.*]], [[LATCH]] ]
; CHECK-NEXT: [[IV_NEXT]] = add i64 [[IV]], 5
; CHECK-NEXT: [[TEST_ADDR:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[IV]]
; CHECK-NEXT: [[EARLYCND:%.*]] = load i1, ptr [[TEST_ADDR]], align 1
; CHECK-NEXT: br i1 [[EARLYCND]], label [[PRED:%.*]], label [[LATCH]]
; CHECK: pred:
; CHECK-NEXT: [[ADDR:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[IV]]
; CHECK-NEXT: [[VAL:%.*]] = load i32, ptr [[ADDR]], align 4
; CHECK-NEXT: br label [[LATCH]]
; CHECK: latch:
; CHECK-NEXT: [[VAL_PHI:%.*]] = phi i32 [ 0, [[LOOP]] ], [ [[VAL]], [[PRED]] ]
; CHECK-NEXT: [[ACCUM_NEXT]] = add i32 [[ACCUM]], [[VAL_PHI]]
; CHECK-NEXT: [[EXIT:%.*]] = icmp ugt i64 [[IV]], 100
; CHECK-NEXT: br i1 [[EXIT]], label [[LOOP_EXIT]], label [[LOOP]], !llvm.loop [[LOOP35:![0-9]+]]
; CHECK: loop_exit:
; CHECK-NEXT: [[ACCUM_NEXT_LCSSA:%.*]] = phi i32 [ [[ACCUM_NEXT]], [[LATCH]] ], [ [[TMP117]], [[MIDDLE_BLOCK]] ]
; CHECK-NEXT: ret i32 [[ACCUM_NEXT_LCSSA]]
;
entry:
%alloca = alloca [110 x i32]
call void @init(ptr %alloca)
br label %loop
loop:
%iv = phi i64 [ 0, %entry ], [ %iv.next, %latch ]
%accum = phi i32 [ 0, %entry ], [ %accum.next, %latch ]
%iv.next = add i64 %iv, 5
%test_addr = getelementptr inbounds i1, ptr %test_base, i64 %iv
%earlycnd = load i1, ptr %test_addr
br i1 %earlycnd, label %pred, label %latch
pred:
%addr = getelementptr inbounds i32, ptr %alloca, i64 %iv
%val = load i32, ptr %addr
br label %latch
latch:
%val.phi = phi i32 [0, %loop], [%val, %pred]
%accum.next = add i32 %accum, %val.phi
%exit = icmp ugt i64 %iv, 100
br i1 %exit, label %loop_exit, label %loop
loop_exit:
ret i32 %accum.next
}
define i32 @neg_test_non_unit_stride_off_by_four_bytes(i64 %len, ptr %test_base) {
; CHECK-LABEL: @neg_test_non_unit_stride_off_by_four_bytes(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[ALLOCA:%.*]] = alloca [103 x i32], align 4
; CHECK-NEXT: call void @init(ptr [[ALLOCA]])
; CHECK-NEXT: br i1 false, label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
; CHECK: vector.ph:
; CHECK-NEXT: br label [[VECTOR_BODY:%.*]]
; CHECK: vector.body:
; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[PRED_LOAD_CONTINUE33:%.*]] ]
; CHECK-NEXT: [[VEC_PHI:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP144:%.*]], [[PRED_LOAD_CONTINUE33]] ]
; CHECK-NEXT: [[VEC_PHI1:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP145:%.*]], [[PRED_LOAD_CONTINUE33]] ]
; CHECK-NEXT: [[VEC_PHI2:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP146:%.*]], [[PRED_LOAD_CONTINUE33]] ]
; CHECK-NEXT: [[VEC_PHI3:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP147:%.*]], [[PRED_LOAD_CONTINUE33]] ]
; CHECK-NEXT: [[OFFSET_IDX:%.*]] = mul i64 [[INDEX]], 2
; CHECK-NEXT: [[TMP0:%.*]] = add i64 [[OFFSET_IDX]], 0
; CHECK-NEXT: [[TMP1:%.*]] = add i64 [[OFFSET_IDX]], 2
; CHECK-NEXT: [[TMP2:%.*]] = add i64 [[OFFSET_IDX]], 4
; CHECK-NEXT: [[TMP3:%.*]] = add i64 [[OFFSET_IDX]], 6
; CHECK-NEXT: [[TMP4:%.*]] = add i64 [[OFFSET_IDX]], 8
; CHECK-NEXT: [[TMP5:%.*]] = add i64 [[OFFSET_IDX]], 10
; CHECK-NEXT: [[TMP6:%.*]] = add i64 [[OFFSET_IDX]], 12
; CHECK-NEXT: [[TMP7:%.*]] = add i64 [[OFFSET_IDX]], 14
; CHECK-NEXT: [[TMP8:%.*]] = add i64 [[OFFSET_IDX]], 16
; CHECK-NEXT: [[TMP9:%.*]] = add i64 [[OFFSET_IDX]], 18
; CHECK-NEXT: [[TMP10:%.*]] = add i64 [[OFFSET_IDX]], 20
; CHECK-NEXT: [[TMP11:%.*]] = add i64 [[OFFSET_IDX]], 22
; CHECK-NEXT: [[TMP12:%.*]] = add i64 [[OFFSET_IDX]], 24
; CHECK-NEXT: [[TMP13:%.*]] = add i64 [[OFFSET_IDX]], 26
; CHECK-NEXT: [[TMP14:%.*]] = add i64 [[OFFSET_IDX]], 28
; CHECK-NEXT: [[TMP15:%.*]] = add i64 [[OFFSET_IDX]], 30
; CHECK-NEXT: [[TMP16:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE:%.*]], i64 [[TMP0]]
; CHECK-NEXT: [[TMP17:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP1]]
; CHECK-NEXT: [[TMP18:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP2]]
; CHECK-NEXT: [[TMP19:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP3]]
; CHECK-NEXT: [[TMP20:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP4]]
; CHECK-NEXT: [[TMP21:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP5]]
; CHECK-NEXT: [[TMP22:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP6]]
; CHECK-NEXT: [[TMP23:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP7]]
; CHECK-NEXT: [[TMP24:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP8]]
; CHECK-NEXT: [[TMP25:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP9]]
; CHECK-NEXT: [[TMP26:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP10]]
; CHECK-NEXT: [[TMP27:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP11]]
; CHECK-NEXT: [[TMP28:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP12]]
; CHECK-NEXT: [[TMP29:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP13]]
; CHECK-NEXT: [[TMP30:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP14]]
; CHECK-NEXT: [[TMP31:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP15]]
; CHECK-NEXT: [[TMP32:%.*]] = load i1, ptr [[TMP16]], align 1
; CHECK-NEXT: [[TMP33:%.*]] = load i1, ptr [[TMP17]], align 1
; CHECK-NEXT: [[TMP34:%.*]] = load i1, ptr [[TMP18]], align 1
; CHECK-NEXT: [[TMP35:%.*]] = load i1, ptr [[TMP19]], align 1
; CHECK-NEXT: [[TMP36:%.*]] = insertelement <4 x i1> poison, i1 [[TMP32]], i32 0
; CHECK-NEXT: [[TMP37:%.*]] = insertelement <4 x i1> [[TMP36]], i1 [[TMP33]], i32 1
; CHECK-NEXT: [[TMP38:%.*]] = insertelement <4 x i1> [[TMP37]], i1 [[TMP34]], i32 2
; CHECK-NEXT: [[TMP39:%.*]] = insertelement <4 x i1> [[TMP38]], i1 [[TMP35]], i32 3
; CHECK-NEXT: [[TMP40:%.*]] = load i1, ptr [[TMP20]], align 1
; CHECK-NEXT: [[TMP41:%.*]] = load i1, ptr [[TMP21]], align 1
; CHECK-NEXT: [[TMP42:%.*]] = load i1, ptr [[TMP22]], align 1
; CHECK-NEXT: [[TMP43:%.*]] = load i1, ptr [[TMP23]], align 1
; CHECK-NEXT: [[TMP44:%.*]] = insertelement <4 x i1> poison, i1 [[TMP40]], i32 0
; CHECK-NEXT: [[TMP45:%.*]] = insertelement <4 x i1> [[TMP44]], i1 [[TMP41]], i32 1
; CHECK-NEXT: [[TMP46:%.*]] = insertelement <4 x i1> [[TMP45]], i1 [[TMP42]], i32 2
; CHECK-NEXT: [[TMP47:%.*]] = insertelement <4 x i1> [[TMP46]], i1 [[TMP43]], i32 3
; CHECK-NEXT: [[TMP48:%.*]] = load i1, ptr [[TMP24]], align 1
; CHECK-NEXT: [[TMP49:%.*]] = load i1, ptr [[TMP25]], align 1
; CHECK-NEXT: [[TMP50:%.*]] = load i1, ptr [[TMP26]], align 1
; CHECK-NEXT: [[TMP51:%.*]] = load i1, ptr [[TMP27]], align 1
; CHECK-NEXT: [[TMP52:%.*]] = insertelement <4 x i1> poison, i1 [[TMP48]], i32 0
; CHECK-NEXT: [[TMP53:%.*]] = insertelement <4 x i1> [[TMP52]], i1 [[TMP49]], i32 1
; CHECK-NEXT: [[TMP54:%.*]] = insertelement <4 x i1> [[TMP53]], i1 [[TMP50]], i32 2
; CHECK-NEXT: [[TMP55:%.*]] = insertelement <4 x i1> [[TMP54]], i1 [[TMP51]], i32 3
; CHECK-NEXT: [[TMP56:%.*]] = load i1, ptr [[TMP28]], align 1
; CHECK-NEXT: [[TMP57:%.*]] = load i1, ptr [[TMP29]], align 1
; CHECK-NEXT: [[TMP58:%.*]] = load i1, ptr [[TMP30]], align 1
; CHECK-NEXT: [[TMP59:%.*]] = load i1, ptr [[TMP31]], align 1
; CHECK-NEXT: [[TMP60:%.*]] = insertelement <4 x i1> poison, i1 [[TMP56]], i32 0
; CHECK-NEXT: [[TMP61:%.*]] = insertelement <4 x i1> [[TMP60]], i1 [[TMP57]], i32 1
; CHECK-NEXT: [[TMP62:%.*]] = insertelement <4 x i1> [[TMP61]], i1 [[TMP58]], i32 2
; CHECK-NEXT: [[TMP63:%.*]] = insertelement <4 x i1> [[TMP62]], i1 [[TMP59]], i32 3
; CHECK-NEXT: [[TMP64:%.*]] = extractelement <4 x i1> [[TMP39]], i32 0
; CHECK-NEXT: br i1 [[TMP64]], label [[PRED_LOAD_IF:%.*]], label [[PRED_LOAD_CONTINUE:%.*]]
; CHECK: pred.load.if:
; CHECK-NEXT: [[TMP65:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP0]]
; CHECK-NEXT: [[TMP66:%.*]] = load i32, ptr [[TMP65]], align 4
; CHECK-NEXT: [[TMP67:%.*]] = insertelement <4 x i32> poison, i32 [[TMP66]], i32 0
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE]]
; CHECK: pred.load.continue:
; CHECK-NEXT: [[TMP68:%.*]] = phi <4 x i32> [ poison, [[VECTOR_BODY]] ], [ [[TMP67]], [[PRED_LOAD_IF]] ]
; CHECK-NEXT: [[TMP69:%.*]] = extractelement <4 x i1> [[TMP39]], i32 1
; CHECK-NEXT: br i1 [[TMP69]], label [[PRED_LOAD_IF4:%.*]], label [[PRED_LOAD_CONTINUE5:%.*]]
; CHECK: pred.load.if4:
; CHECK-NEXT: [[TMP70:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP1]]
; CHECK-NEXT: [[TMP71:%.*]] = load i32, ptr [[TMP70]], align 4
; CHECK-NEXT: [[TMP72:%.*]] = insertelement <4 x i32> [[TMP68]], i32 [[TMP71]], i32 1
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE5]]
; CHECK: pred.load.continue5:
; CHECK-NEXT: [[TMP73:%.*]] = phi <4 x i32> [ [[TMP68]], [[PRED_LOAD_CONTINUE]] ], [ [[TMP72]], [[PRED_LOAD_IF4]] ]
; CHECK-NEXT: [[TMP74:%.*]] = extractelement <4 x i1> [[TMP39]], i32 2
; CHECK-NEXT: br i1 [[TMP74]], label [[PRED_LOAD_IF6:%.*]], label [[PRED_LOAD_CONTINUE7:%.*]]
; CHECK: pred.load.if6:
; CHECK-NEXT: [[TMP75:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP2]]
; CHECK-NEXT: [[TMP76:%.*]] = load i32, ptr [[TMP75]], align 4
; CHECK-NEXT: [[TMP77:%.*]] = insertelement <4 x i32> [[TMP73]], i32 [[TMP76]], i32 2
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE7]]
; CHECK: pred.load.continue7:
; CHECK-NEXT: [[TMP78:%.*]] = phi <4 x i32> [ [[TMP73]], [[PRED_LOAD_CONTINUE5]] ], [ [[TMP77]], [[PRED_LOAD_IF6]] ]
; CHECK-NEXT: [[TMP79:%.*]] = extractelement <4 x i1> [[TMP39]], i32 3
; CHECK-NEXT: br i1 [[TMP79]], label [[PRED_LOAD_IF8:%.*]], label [[PRED_LOAD_CONTINUE9:%.*]]
; CHECK: pred.load.if8:
; CHECK-NEXT: [[TMP80:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP3]]
; CHECK-NEXT: [[TMP81:%.*]] = load i32, ptr [[TMP80]], align 4
; CHECK-NEXT: [[TMP82:%.*]] = insertelement <4 x i32> [[TMP78]], i32 [[TMP81]], i32 3
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE9]]
; CHECK: pred.load.continue9:
; CHECK-NEXT: [[TMP83:%.*]] = phi <4 x i32> [ [[TMP78]], [[PRED_LOAD_CONTINUE7]] ], [ [[TMP82]], [[PRED_LOAD_IF8]] ]
; CHECK-NEXT: [[TMP84:%.*]] = extractelement <4 x i1> [[TMP47]], i32 0
; CHECK-NEXT: br i1 [[TMP84]], label [[PRED_LOAD_IF10:%.*]], label [[PRED_LOAD_CONTINUE11:%.*]]
; CHECK: pred.load.if10:
; CHECK-NEXT: [[TMP85:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP4]]
; CHECK-NEXT: [[TMP86:%.*]] = load i32, ptr [[TMP85]], align 4
; CHECK-NEXT: [[TMP87:%.*]] = insertelement <4 x i32> poison, i32 [[TMP86]], i32 0
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE11]]
; CHECK: pred.load.continue11:
; CHECK-NEXT: [[TMP88:%.*]] = phi <4 x i32> [ poison, [[PRED_LOAD_CONTINUE9]] ], [ [[TMP87]], [[PRED_LOAD_IF10]] ]
; CHECK-NEXT: [[TMP89:%.*]] = extractelement <4 x i1> [[TMP47]], i32 1
; CHECK-NEXT: br i1 [[TMP89]], label [[PRED_LOAD_IF12:%.*]], label [[PRED_LOAD_CONTINUE13:%.*]]
; CHECK: pred.load.if12:
; CHECK-NEXT: [[TMP90:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP5]]
; CHECK-NEXT: [[TMP91:%.*]] = load i32, ptr [[TMP90]], align 4
; CHECK-NEXT: [[TMP92:%.*]] = insertelement <4 x i32> [[TMP88]], i32 [[TMP91]], i32 1
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE13]]
; CHECK: pred.load.continue13:
; CHECK-NEXT: [[TMP93:%.*]] = phi <4 x i32> [ [[TMP88]], [[PRED_LOAD_CONTINUE11]] ], [ [[TMP92]], [[PRED_LOAD_IF12]] ]
; CHECK-NEXT: [[TMP94:%.*]] = extractelement <4 x i1> [[TMP47]], i32 2
; CHECK-NEXT: br i1 [[TMP94]], label [[PRED_LOAD_IF14:%.*]], label [[PRED_LOAD_CONTINUE15:%.*]]
; CHECK: pred.load.if14:
; CHECK-NEXT: [[TMP95:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP6]]
; CHECK-NEXT: [[TMP96:%.*]] = load i32, ptr [[TMP95]], align 4
; CHECK-NEXT: [[TMP97:%.*]] = insertelement <4 x i32> [[TMP93]], i32 [[TMP96]], i32 2
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE15]]
; CHECK: pred.load.continue15:
; CHECK-NEXT: [[TMP98:%.*]] = phi <4 x i32> [ [[TMP93]], [[PRED_LOAD_CONTINUE13]] ], [ [[TMP97]], [[PRED_LOAD_IF14]] ]
; CHECK-NEXT: [[TMP99:%.*]] = extractelement <4 x i1> [[TMP47]], i32 3
; CHECK-NEXT: br i1 [[TMP99]], label [[PRED_LOAD_IF16:%.*]], label [[PRED_LOAD_CONTINUE17:%.*]]
; CHECK: pred.load.if16:
; CHECK-NEXT: [[TMP100:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP7]]
; CHECK-NEXT: [[TMP101:%.*]] = load i32, ptr [[TMP100]], align 4
; CHECK-NEXT: [[TMP102:%.*]] = insertelement <4 x i32> [[TMP98]], i32 [[TMP101]], i32 3
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE17]]
; CHECK: pred.load.continue17:
; CHECK-NEXT: [[TMP103:%.*]] = phi <4 x i32> [ [[TMP98]], [[PRED_LOAD_CONTINUE15]] ], [ [[TMP102]], [[PRED_LOAD_IF16]] ]
; CHECK-NEXT: [[TMP104:%.*]] = extractelement <4 x i1> [[TMP55]], i32 0
; CHECK-NEXT: br i1 [[TMP104]], label [[PRED_LOAD_IF18:%.*]], label [[PRED_LOAD_CONTINUE19:%.*]]
; CHECK: pred.load.if18:
; CHECK-NEXT: [[TMP105:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP8]]
; CHECK-NEXT: [[TMP106:%.*]] = load i32, ptr [[TMP105]], align 4
; CHECK-NEXT: [[TMP107:%.*]] = insertelement <4 x i32> poison, i32 [[TMP106]], i32 0
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE19]]
; CHECK: pred.load.continue19:
; CHECK-NEXT: [[TMP108:%.*]] = phi <4 x i32> [ poison, [[PRED_LOAD_CONTINUE17]] ], [ [[TMP107]], [[PRED_LOAD_IF18]] ]
; CHECK-NEXT: [[TMP109:%.*]] = extractelement <4 x i1> [[TMP55]], i32 1
; CHECK-NEXT: br i1 [[TMP109]], label [[PRED_LOAD_IF20:%.*]], label [[PRED_LOAD_CONTINUE21:%.*]]
; CHECK: pred.load.if20:
; CHECK-NEXT: [[TMP110:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP9]]
; CHECK-NEXT: [[TMP111:%.*]] = load i32, ptr [[TMP110]], align 4
; CHECK-NEXT: [[TMP112:%.*]] = insertelement <4 x i32> [[TMP108]], i32 [[TMP111]], i32 1
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE21]]
; CHECK: pred.load.continue21:
; CHECK-NEXT: [[TMP113:%.*]] = phi <4 x i32> [ [[TMP108]], [[PRED_LOAD_CONTINUE19]] ], [ [[TMP112]], [[PRED_LOAD_IF20]] ]
; CHECK-NEXT: [[TMP114:%.*]] = extractelement <4 x i1> [[TMP55]], i32 2
; CHECK-NEXT: br i1 [[TMP114]], label [[PRED_LOAD_IF22:%.*]], label [[PRED_LOAD_CONTINUE23:%.*]]
; CHECK: pred.load.if22:
; CHECK-NEXT: [[TMP115:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP10]]
; CHECK-NEXT: [[TMP116:%.*]] = load i32, ptr [[TMP115]], align 4
; CHECK-NEXT: [[TMP117:%.*]] = insertelement <4 x i32> [[TMP113]], i32 [[TMP116]], i32 2
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE23]]
; CHECK: pred.load.continue23:
; CHECK-NEXT: [[TMP118:%.*]] = phi <4 x i32> [ [[TMP113]], [[PRED_LOAD_CONTINUE21]] ], [ [[TMP117]], [[PRED_LOAD_IF22]] ]
; CHECK-NEXT: [[TMP119:%.*]] = extractelement <4 x i1> [[TMP55]], i32 3
; CHECK-NEXT: br i1 [[TMP119]], label [[PRED_LOAD_IF24:%.*]], label [[PRED_LOAD_CONTINUE25:%.*]]
; CHECK: pred.load.if24:
; CHECK-NEXT: [[TMP120:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP11]]
; CHECK-NEXT: [[TMP121:%.*]] = load i32, ptr [[TMP120]], align 4
; CHECK-NEXT: [[TMP122:%.*]] = insertelement <4 x i32> [[TMP118]], i32 [[TMP121]], i32 3
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE25]]
; CHECK: pred.load.continue25:
; CHECK-NEXT: [[TMP123:%.*]] = phi <4 x i32> [ [[TMP118]], [[PRED_LOAD_CONTINUE23]] ], [ [[TMP122]], [[PRED_LOAD_IF24]] ]
; CHECK-NEXT: [[TMP124:%.*]] = extractelement <4 x i1> [[TMP63]], i32 0
; CHECK-NEXT: br i1 [[TMP124]], label [[PRED_LOAD_IF26:%.*]], label [[PRED_LOAD_CONTINUE27:%.*]]
; CHECK: pred.load.if26:
; CHECK-NEXT: [[TMP125:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP12]]
; CHECK-NEXT: [[TMP126:%.*]] = load i32, ptr [[TMP125]], align 4
; CHECK-NEXT: [[TMP127:%.*]] = insertelement <4 x i32> poison, i32 [[TMP126]], i32 0
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE27]]
; CHECK: pred.load.continue27:
; CHECK-NEXT: [[TMP128:%.*]] = phi <4 x i32> [ poison, [[PRED_LOAD_CONTINUE25]] ], [ [[TMP127]], [[PRED_LOAD_IF26]] ]
; CHECK-NEXT: [[TMP129:%.*]] = extractelement <4 x i1> [[TMP63]], i32 1
; CHECK-NEXT: br i1 [[TMP129]], label [[PRED_LOAD_IF28:%.*]], label [[PRED_LOAD_CONTINUE29:%.*]]
; CHECK: pred.load.if28:
; CHECK-NEXT: [[TMP130:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP13]]
; CHECK-NEXT: [[TMP131:%.*]] = load i32, ptr [[TMP130]], align 4
; CHECK-NEXT: [[TMP132:%.*]] = insertelement <4 x i32> [[TMP128]], i32 [[TMP131]], i32 1
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE29]]
; CHECK: pred.load.continue29:
; CHECK-NEXT: [[TMP133:%.*]] = phi <4 x i32> [ [[TMP128]], [[PRED_LOAD_CONTINUE27]] ], [ [[TMP132]], [[PRED_LOAD_IF28]] ]
; CHECK-NEXT: [[TMP134:%.*]] = extractelement <4 x i1> [[TMP63]], i32 2
; CHECK-NEXT: br i1 [[TMP134]], label [[PRED_LOAD_IF30:%.*]], label [[PRED_LOAD_CONTINUE31:%.*]]
; CHECK: pred.load.if30:
; CHECK-NEXT: [[TMP135:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP14]]
; CHECK-NEXT: [[TMP136:%.*]] = load i32, ptr [[TMP135]], align 4
; CHECK-NEXT: [[TMP137:%.*]] = insertelement <4 x i32> [[TMP133]], i32 [[TMP136]], i32 2
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE31]]
; CHECK: pred.load.continue31:
; CHECK-NEXT: [[TMP138:%.*]] = phi <4 x i32> [ [[TMP133]], [[PRED_LOAD_CONTINUE29]] ], [ [[TMP137]], [[PRED_LOAD_IF30]] ]
; CHECK-NEXT: [[TMP139:%.*]] = extractelement <4 x i1> [[TMP63]], i32 3
; CHECK-NEXT: br i1 [[TMP139]], label [[PRED_LOAD_IF32:%.*]], label [[PRED_LOAD_CONTINUE33]]
; CHECK: pred.load.if32:
; CHECK-NEXT: [[TMP140:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP15]]
; CHECK-NEXT: [[TMP141:%.*]] = load i32, ptr [[TMP140]], align 4
; CHECK-NEXT: [[TMP142:%.*]] = insertelement <4 x i32> [[TMP138]], i32 [[TMP141]], i32 3
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE33]]
; CHECK: pred.load.continue33:
; CHECK-NEXT: [[TMP143:%.*]] = phi <4 x i32> [ [[TMP138]], [[PRED_LOAD_CONTINUE31]] ], [ [[TMP142]], [[PRED_LOAD_IF32]] ]
; CHECK-NEXT: [[PREDPHI:%.*]] = select <4 x i1> [[TMP39]], <4 x i32> [[TMP83]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI34:%.*]] = select <4 x i1> [[TMP47]], <4 x i32> [[TMP103]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI35:%.*]] = select <4 x i1> [[TMP55]], <4 x i32> [[TMP123]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI36:%.*]] = select <4 x i1> [[TMP63]], <4 x i32> [[TMP143]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[TMP144]] = add <4 x i32> [[VEC_PHI]], [[PREDPHI]]
; CHECK-NEXT: [[TMP145]] = add <4 x i32> [[VEC_PHI1]], [[PREDPHI34]]
; CHECK-NEXT: [[TMP146]] = add <4 x i32> [[VEC_PHI2]], [[PREDPHI35]]
; CHECK-NEXT: [[TMP147]] = add <4 x i32> [[VEC_PHI3]], [[PREDPHI36]]
; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 16
; CHECK-NEXT: [[TMP148:%.*]] = icmp eq i64 [[INDEX_NEXT]], 48
; CHECK-NEXT: br i1 [[TMP148]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP36:![0-9]+]]
; CHECK: middle.block:
; CHECK-NEXT: [[BIN_RDX:%.*]] = add <4 x i32> [[TMP145]], [[TMP144]]
; CHECK-NEXT: [[BIN_RDX37:%.*]] = add <4 x i32> [[TMP146]], [[BIN_RDX]]
; CHECK-NEXT: [[BIN_RDX38:%.*]] = add <4 x i32> [[TMP147]], [[BIN_RDX37]]
; CHECK-NEXT: [[TMP149:%.*]] = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> [[BIN_RDX38]])
; CHECK-NEXT: br i1 false, label [[LOOP_EXIT:%.*]], label [[SCALAR_PH]]
; CHECK: scalar.ph:
; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ 96, [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ]
; CHECK-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP149]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY]] ]
; CHECK-NEXT: br label [[LOOP:%.*]]
; CHECK: loop:
; CHECK-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[LATCH:%.*]] ]
; CHECK-NEXT: [[ACCUM:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[ACCUM_NEXT:%.*]], [[LATCH]] ]
; CHECK-NEXT: [[IV_NEXT]] = add i64 [[IV]], 2
; CHECK-NEXT: [[TEST_ADDR:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[IV]]
; CHECK-NEXT: [[EARLYCND:%.*]] = load i1, ptr [[TEST_ADDR]], align 1
; CHECK-NEXT: br i1 [[EARLYCND]], label [[PRED:%.*]], label [[LATCH]]
; CHECK: pred:
; CHECK-NEXT: [[ADDR:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[IV]]
; CHECK-NEXT: [[VAL:%.*]] = load i32, ptr [[ADDR]], align 4
; CHECK-NEXT: br label [[LATCH]]
; CHECK: latch:
; CHECK-NEXT: [[VAL_PHI:%.*]] = phi i32 [ 0, [[LOOP]] ], [ [[VAL]], [[PRED]] ]
; CHECK-NEXT: [[ACCUM_NEXT]] = add i32 [[ACCUM]], [[VAL_PHI]]
; CHECK-NEXT: [[EXIT:%.*]] = icmp ugt i64 [[IV]], 100
; CHECK-NEXT: br i1 [[EXIT]], label [[LOOP_EXIT]], label [[LOOP]], !llvm.loop [[LOOP37:![0-9]+]]
; CHECK: loop_exit:
; CHECK-NEXT: [[ACCUM_NEXT_LCSSA:%.*]] = phi i32 [ [[ACCUM_NEXT]], [[LATCH]] ], [ [[TMP149]], [[MIDDLE_BLOCK]] ]
; CHECK-NEXT: ret i32 [[ACCUM_NEXT_LCSSA]]
;
entry:
%alloca = alloca [103 x i32]
call void @init(ptr %alloca)
br label %loop
loop:
%iv = phi i64 [ 0, %entry ], [ %iv.next, %latch ]
%accum = phi i32 [ 0, %entry ], [ %accum.next, %latch ]
%iv.next = add i64 %iv, 2
%test_addr = getelementptr inbounds i1, ptr %test_base, i64 %iv
%earlycnd = load i1, ptr %test_addr
br i1 %earlycnd, label %pred, label %latch
pred:
%addr = getelementptr inbounds i32, ptr %alloca, i64 %iv
%val = load i32, ptr %addr
br label %latch
latch:
%val.phi = phi i32 [0, %loop], [%val, %pred]
%accum.next = add i32 %accum, %val.phi
%exit = icmp ugt i64 %iv, 100
br i1 %exit, label %loop_exit, label %loop
loop_exit:
ret i32 %accum.next
}
; Start value of AddRec is not a value (%alloca + 4)
define i32 @test_non_unit_stride_with_first_iteration_step_access(i64 %len, ptr %test_base) {
; CHECK-LABEL: @test_non_unit_stride_with_first_iteration_step_access(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[ALLOCA:%.*]] = alloca [4096 x i32], align 4
; CHECK-NEXT: call void @init(ptr [[ALLOCA]])
; CHECK-NEXT: br i1 false, label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
; CHECK: vector.ph:
; CHECK-NEXT: br label [[VECTOR_BODY:%.*]]
; CHECK: vector.body:
; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP128:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI1:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP129:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI2:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP130:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI3:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP131:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[OFFSET_IDX:%.*]] = mul i64 [[INDEX]], 2
; CHECK-NEXT: [[TMP0:%.*]] = add i64 [[OFFSET_IDX]], 0
; CHECK-NEXT: [[TMP1:%.*]] = add i64 [[OFFSET_IDX]], 2
; CHECK-NEXT: [[TMP2:%.*]] = add i64 [[OFFSET_IDX]], 4
; CHECK-NEXT: [[TMP3:%.*]] = add i64 [[OFFSET_IDX]], 6
; CHECK-NEXT: [[TMP4:%.*]] = add i64 [[OFFSET_IDX]], 8
; CHECK-NEXT: [[TMP5:%.*]] = add i64 [[OFFSET_IDX]], 10
; CHECK-NEXT: [[TMP6:%.*]] = add i64 [[OFFSET_IDX]], 12
; CHECK-NEXT: [[TMP7:%.*]] = add i64 [[OFFSET_IDX]], 14
; CHECK-NEXT: [[TMP8:%.*]] = add i64 [[OFFSET_IDX]], 16
; CHECK-NEXT: [[TMP9:%.*]] = add i64 [[OFFSET_IDX]], 18
; CHECK-NEXT: [[TMP10:%.*]] = add i64 [[OFFSET_IDX]], 20
; CHECK-NEXT: [[TMP11:%.*]] = add i64 [[OFFSET_IDX]], 22
; CHECK-NEXT: [[TMP12:%.*]] = add i64 [[OFFSET_IDX]], 24
; CHECK-NEXT: [[TMP13:%.*]] = add i64 [[OFFSET_IDX]], 26
; CHECK-NEXT: [[TMP14:%.*]] = add i64 [[OFFSET_IDX]], 28
; CHECK-NEXT: [[TMP15:%.*]] = add i64 [[OFFSET_IDX]], 30
; CHECK-NEXT: [[TMP16:%.*]] = add i64 [[TMP0]], 2
; CHECK-NEXT: [[TMP17:%.*]] = add i64 [[TMP1]], 2
; CHECK-NEXT: [[TMP18:%.*]] = add i64 [[TMP2]], 2
; CHECK-NEXT: [[TMP19:%.*]] = add i64 [[TMP3]], 2
; CHECK-NEXT: [[TMP20:%.*]] = add i64 [[TMP4]], 2
; CHECK-NEXT: [[TMP21:%.*]] = add i64 [[TMP5]], 2
; CHECK-NEXT: [[TMP22:%.*]] = add i64 [[TMP6]], 2
; CHECK-NEXT: [[TMP23:%.*]] = add i64 [[TMP7]], 2
; CHECK-NEXT: [[TMP24:%.*]] = add i64 [[TMP8]], 2
; CHECK-NEXT: [[TMP25:%.*]] = add i64 [[TMP9]], 2
; CHECK-NEXT: [[TMP26:%.*]] = add i64 [[TMP10]], 2
; CHECK-NEXT: [[TMP27:%.*]] = add i64 [[TMP11]], 2
; CHECK-NEXT: [[TMP28:%.*]] = add i64 [[TMP12]], 2
; CHECK-NEXT: [[TMP29:%.*]] = add i64 [[TMP13]], 2
; CHECK-NEXT: [[TMP30:%.*]] = add i64 [[TMP14]], 2
; CHECK-NEXT: [[TMP31:%.*]] = add i64 [[TMP15]], 2
; CHECK-NEXT: [[TMP32:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE:%.*]], i64 [[TMP0]]
; CHECK-NEXT: [[TMP33:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP1]]
; CHECK-NEXT: [[TMP34:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP2]]
; CHECK-NEXT: [[TMP35:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP3]]
; CHECK-NEXT: [[TMP36:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP4]]
; CHECK-NEXT: [[TMP37:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP5]]
; CHECK-NEXT: [[TMP38:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP6]]
; CHECK-NEXT: [[TMP39:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP7]]
; CHECK-NEXT: [[TMP40:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP8]]
; CHECK-NEXT: [[TMP41:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP9]]
; CHECK-NEXT: [[TMP42:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP10]]
; CHECK-NEXT: [[TMP43:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP11]]
; CHECK-NEXT: [[TMP44:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP12]]
; CHECK-NEXT: [[TMP45:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP13]]
; CHECK-NEXT: [[TMP46:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP14]]
; CHECK-NEXT: [[TMP47:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP15]]
; CHECK-NEXT: [[TMP48:%.*]] = load i1, ptr [[TMP32]], align 1
; CHECK-NEXT: [[TMP49:%.*]] = load i1, ptr [[TMP33]], align 1
; CHECK-NEXT: [[TMP50:%.*]] = load i1, ptr [[TMP34]], align 1
; CHECK-NEXT: [[TMP51:%.*]] = load i1, ptr [[TMP35]], align 1
; CHECK-NEXT: [[TMP52:%.*]] = insertelement <4 x i1> poison, i1 [[TMP48]], i32 0
; CHECK-NEXT: [[TMP53:%.*]] = insertelement <4 x i1> [[TMP52]], i1 [[TMP49]], i32 1
; CHECK-NEXT: [[TMP54:%.*]] = insertelement <4 x i1> [[TMP53]], i1 [[TMP50]], i32 2
; CHECK-NEXT: [[TMP55:%.*]] = insertelement <4 x i1> [[TMP54]], i1 [[TMP51]], i32 3
; CHECK-NEXT: [[TMP56:%.*]] = load i1, ptr [[TMP36]], align 1
; CHECK-NEXT: [[TMP57:%.*]] = load i1, ptr [[TMP37]], align 1
; CHECK-NEXT: [[TMP58:%.*]] = load i1, ptr [[TMP38]], align 1
; CHECK-NEXT: [[TMP59:%.*]] = load i1, ptr [[TMP39]], align 1
; CHECK-NEXT: [[TMP60:%.*]] = insertelement <4 x i1> poison, i1 [[TMP56]], i32 0
; CHECK-NEXT: [[TMP61:%.*]] = insertelement <4 x i1> [[TMP60]], i1 [[TMP57]], i32 1
; CHECK-NEXT: [[TMP62:%.*]] = insertelement <4 x i1> [[TMP61]], i1 [[TMP58]], i32 2
; CHECK-NEXT: [[TMP63:%.*]] = insertelement <4 x i1> [[TMP62]], i1 [[TMP59]], i32 3
; CHECK-NEXT: [[TMP64:%.*]] = load i1, ptr [[TMP40]], align 1
; CHECK-NEXT: [[TMP65:%.*]] = load i1, ptr [[TMP41]], align 1
; CHECK-NEXT: [[TMP66:%.*]] = load i1, ptr [[TMP42]], align 1
; CHECK-NEXT: [[TMP67:%.*]] = load i1, ptr [[TMP43]], align 1
; CHECK-NEXT: [[TMP68:%.*]] = insertelement <4 x i1> poison, i1 [[TMP64]], i32 0
; CHECK-NEXT: [[TMP69:%.*]] = insertelement <4 x i1> [[TMP68]], i1 [[TMP65]], i32 1
; CHECK-NEXT: [[TMP70:%.*]] = insertelement <4 x i1> [[TMP69]], i1 [[TMP66]], i32 2
; CHECK-NEXT: [[TMP71:%.*]] = insertelement <4 x i1> [[TMP70]], i1 [[TMP67]], i32 3
; CHECK-NEXT: [[TMP72:%.*]] = load i1, ptr [[TMP44]], align 1
; CHECK-NEXT: [[TMP73:%.*]] = load i1, ptr [[TMP45]], align 1
; CHECK-NEXT: [[TMP74:%.*]] = load i1, ptr [[TMP46]], align 1
; CHECK-NEXT: [[TMP75:%.*]] = load i1, ptr [[TMP47]], align 1
; CHECK-NEXT: [[TMP76:%.*]] = insertelement <4 x i1> poison, i1 [[TMP72]], i32 0
; CHECK-NEXT: [[TMP77:%.*]] = insertelement <4 x i1> [[TMP76]], i1 [[TMP73]], i32 1
; CHECK-NEXT: [[TMP78:%.*]] = insertelement <4 x i1> [[TMP77]], i1 [[TMP74]], i32 2
; CHECK-NEXT: [[TMP79:%.*]] = insertelement <4 x i1> [[TMP78]], i1 [[TMP75]], i32 3
; CHECK-NEXT: [[TMP80:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP16]]
; CHECK-NEXT: [[TMP81:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP17]]
; CHECK-NEXT: [[TMP82:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP18]]
; CHECK-NEXT: [[TMP83:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP19]]
; CHECK-NEXT: [[TMP84:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP20]]
; CHECK-NEXT: [[TMP85:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP21]]
; CHECK-NEXT: [[TMP86:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP22]]
; CHECK-NEXT: [[TMP87:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP23]]
; CHECK-NEXT: [[TMP88:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP24]]
; CHECK-NEXT: [[TMP89:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP25]]
; CHECK-NEXT: [[TMP90:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP26]]
; CHECK-NEXT: [[TMP91:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP27]]
; CHECK-NEXT: [[TMP92:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP28]]
; CHECK-NEXT: [[TMP93:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP29]]
; CHECK-NEXT: [[TMP94:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP30]]
; CHECK-NEXT: [[TMP95:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP31]]
; CHECK-NEXT: [[TMP96:%.*]] = load i32, ptr [[TMP80]], align 4
; CHECK-NEXT: [[TMP97:%.*]] = load i32, ptr [[TMP81]], align 4
; CHECK-NEXT: [[TMP98:%.*]] = load i32, ptr [[TMP82]], align 4
; CHECK-NEXT: [[TMP99:%.*]] = load i32, ptr [[TMP83]], align 4
; CHECK-NEXT: [[TMP100:%.*]] = insertelement <4 x i32> poison, i32 [[TMP96]], i32 0
; CHECK-NEXT: [[TMP101:%.*]] = insertelement <4 x i32> [[TMP100]], i32 [[TMP97]], i32 1
; CHECK-NEXT: [[TMP102:%.*]] = insertelement <4 x i32> [[TMP101]], i32 [[TMP98]], i32 2
; CHECK-NEXT: [[TMP103:%.*]] = insertelement <4 x i32> [[TMP102]], i32 [[TMP99]], i32 3
; CHECK-NEXT: [[TMP104:%.*]] = load i32, ptr [[TMP84]], align 4
; CHECK-NEXT: [[TMP105:%.*]] = load i32, ptr [[TMP85]], align 4
; CHECK-NEXT: [[TMP106:%.*]] = load i32, ptr [[TMP86]], align 4
; CHECK-NEXT: [[TMP107:%.*]] = load i32, ptr [[TMP87]], align 4
; CHECK-NEXT: [[TMP108:%.*]] = insertelement <4 x i32> poison, i32 [[TMP104]], i32 0
; CHECK-NEXT: [[TMP109:%.*]] = insertelement <4 x i32> [[TMP108]], i32 [[TMP105]], i32 1
; CHECK-NEXT: [[TMP110:%.*]] = insertelement <4 x i32> [[TMP109]], i32 [[TMP106]], i32 2
; CHECK-NEXT: [[TMP111:%.*]] = insertelement <4 x i32> [[TMP110]], i32 [[TMP107]], i32 3
; CHECK-NEXT: [[TMP112:%.*]] = load i32, ptr [[TMP88]], align 4
; CHECK-NEXT: [[TMP113:%.*]] = load i32, ptr [[TMP89]], align 4
; CHECK-NEXT: [[TMP114:%.*]] = load i32, ptr [[TMP90]], align 4
; CHECK-NEXT: [[TMP115:%.*]] = load i32, ptr [[TMP91]], align 4
; CHECK-NEXT: [[TMP116:%.*]] = insertelement <4 x i32> poison, i32 [[TMP112]], i32 0
; CHECK-NEXT: [[TMP117:%.*]] = insertelement <4 x i32> [[TMP116]], i32 [[TMP113]], i32 1
; CHECK-NEXT: [[TMP118:%.*]] = insertelement <4 x i32> [[TMP117]], i32 [[TMP114]], i32 2
; CHECK-NEXT: [[TMP119:%.*]] = insertelement <4 x i32> [[TMP118]], i32 [[TMP115]], i32 3
; CHECK-NEXT: [[TMP120:%.*]] = load i32, ptr [[TMP92]], align 4
; CHECK-NEXT: [[TMP121:%.*]] = load i32, ptr [[TMP93]], align 4
; CHECK-NEXT: [[TMP122:%.*]] = load i32, ptr [[TMP94]], align 4
; CHECK-NEXT: [[TMP123:%.*]] = load i32, ptr [[TMP95]], align 4
; CHECK-NEXT: [[TMP124:%.*]] = insertelement <4 x i32> poison, i32 [[TMP120]], i32 0
; CHECK-NEXT: [[TMP125:%.*]] = insertelement <4 x i32> [[TMP124]], i32 [[TMP121]], i32 1
; CHECK-NEXT: [[TMP126:%.*]] = insertelement <4 x i32> [[TMP125]], i32 [[TMP122]], i32 2
; CHECK-NEXT: [[TMP127:%.*]] = insertelement <4 x i32> [[TMP126]], i32 [[TMP123]], i32 3
; CHECK-NEXT: [[PREDPHI:%.*]] = select <4 x i1> [[TMP55]], <4 x i32> [[TMP103]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI4:%.*]] = select <4 x i1> [[TMP63]], <4 x i32> [[TMP111]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI5:%.*]] = select <4 x i1> [[TMP71]], <4 x i32> [[TMP119]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI6:%.*]] = select <4 x i1> [[TMP79]], <4 x i32> [[TMP127]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[TMP128]] = add <4 x i32> [[VEC_PHI]], [[PREDPHI]]
; CHECK-NEXT: [[TMP129]] = add <4 x i32> [[VEC_PHI1]], [[PREDPHI4]]
; CHECK-NEXT: [[TMP130]] = add <4 x i32> [[VEC_PHI2]], [[PREDPHI5]]
; CHECK-NEXT: [[TMP131]] = add <4 x i32> [[VEC_PHI3]], [[PREDPHI6]]
; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 16
; CHECK-NEXT: [[TMP132:%.*]] = icmp eq i64 [[INDEX_NEXT]], 144
; CHECK-NEXT: br i1 [[TMP132]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP38:![0-9]+]]
; CHECK: middle.block:
; CHECK-NEXT: [[BIN_RDX:%.*]] = add <4 x i32> [[TMP129]], [[TMP128]]
; CHECK-NEXT: [[BIN_RDX7:%.*]] = add <4 x i32> [[TMP130]], [[BIN_RDX]]
; CHECK-NEXT: [[BIN_RDX8:%.*]] = add <4 x i32> [[TMP131]], [[BIN_RDX7]]
; CHECK-NEXT: [[TMP133:%.*]] = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> [[BIN_RDX8]])
; CHECK-NEXT: br i1 false, label [[LOOP_EXIT:%.*]], label [[SCALAR_PH]]
; CHECK: scalar.ph:
; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ 288, [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ]
; CHECK-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP133]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY]] ]
; CHECK-NEXT: br label [[LOOP:%.*]]
; CHECK: loop:
; CHECK-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[LATCH:%.*]] ]
; CHECK-NEXT: [[ACCUM:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[ACCUM_NEXT:%.*]], [[LATCH]] ]
; CHECK-NEXT: [[IV_NEXT]] = add i64 [[IV]], 2
; CHECK-NEXT: [[TEST_ADDR:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[IV]]
; CHECK-NEXT: [[EARLYCND:%.*]] = load i1, ptr [[TEST_ADDR]], align 1
; CHECK-NEXT: br i1 [[EARLYCND]], label [[PRED:%.*]], label [[LATCH]]
; CHECK: pred:
; CHECK-NEXT: [[ADDR:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[IV_NEXT]]
; CHECK-NEXT: [[VAL:%.*]] = load i32, ptr [[ADDR]], align 4
; CHECK-NEXT: br label [[LATCH]]
; CHECK: latch:
; CHECK-NEXT: [[VAL_PHI:%.*]] = phi i32 [ 0, [[LOOP]] ], [ [[VAL]], [[PRED]] ]
; CHECK-NEXT: [[ACCUM_NEXT]] = add i32 [[ACCUM]], [[VAL_PHI]]
; CHECK-NEXT: [[EXIT:%.*]] = icmp ugt i64 [[IV]], 300
; CHECK-NEXT: br i1 [[EXIT]], label [[LOOP_EXIT]], label [[LOOP]], !llvm.loop [[LOOP39:![0-9]+]]
; CHECK: loop_exit:
; CHECK-NEXT: [[ACCUM_NEXT_LCSSA:%.*]] = phi i32 [ [[ACCUM_NEXT]], [[LATCH]] ], [ [[TMP133]], [[MIDDLE_BLOCK]] ]
; CHECK-NEXT: ret i32 [[ACCUM_NEXT_LCSSA]]
;
entry:
%alloca = alloca [4096 x i32]
call void @init(ptr %alloca)
br label %loop
loop:
%iv = phi i64 [ 0, %entry ], [ %iv.next, %latch ]
%accum = phi i32 [ 0, %entry ], [ %accum.next, %latch ]
%iv.next = add i64 %iv, 2
%test_addr = getelementptr inbounds i1, ptr %test_base, i64 %iv
%earlycnd = load i1, ptr %test_addr
br i1 %earlycnd, label %pred, label %latch
pred:
%addr = getelementptr inbounds i32, ptr %alloca, i64 %iv.next
%val = load i32, ptr %addr
br label %latch
latch:
%val.phi = phi i32 [0, %loop], [%val, %pred]
%accum.next = add i32 %accum, %val.phi
%exit = icmp ugt i64 %iv,300
br i1 %exit, label %loop_exit, label %loop
loop_exit:
ret i32 %accum.next
}