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9b4328fbfa63e54c42acad00a042b7191663caef
clang-p2996/llvm/test/Transforms/LoopVectorize/RISCV/interleaved-accesses.ll
Florian Hahn 96e83d3705 [LV] Use IRBuilder to create and optimize middle-block compare. 
Split off from D150398 to avoid builder-related diff changes there.
Using IRBuilder to create ICmps simplifies the result if both operands
are constants.

Reviewed By: Ayal

Differential Revision: https://reviews.llvm.org/D158332
2023-08-29 11:42:18 +01:00

530 lines
24 KiB
LLVM
Raw Blame History

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt < %s -passes=loop-vectorize -mtriple=riscv64 -mattr=+v -S | FileCheck %s
define void @load_store_factor2_i32(ptr %p) {
; CHECK-LABEL: @load_store_factor2_i32(
; CHECK-NEXT: entry:
; 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: [[TMP0:%.*]] = add i64 [[INDEX]], 0
; CHECK-NEXT: [[TMP1:%.*]] = shl i64 [[TMP0]], 1
; CHECK-NEXT: [[TMP2:%.*]] = getelementptr i32, ptr [[P:%.*]], i64 [[TMP1]]
; CHECK-NEXT: [[TMP3:%.*]] = getelementptr i32, ptr [[TMP2]], i32 0
; CHECK-NEXT: [[WIDE_VEC:%.*]] = load <16 x i32>, ptr [[TMP3]], align 4
; CHECK-NEXT: [[STRIDED_VEC:%.*]] = shufflevector <16 x i32> [[WIDE_VEC]], <16 x i32> poison, <8 x i32> <i32 0, i32 2, i32 4, i32 6, i32 8, i32 10, i32 12, i32 14>
; CHECK-NEXT: [[STRIDED_VEC1:%.*]] = shufflevector <16 x i32> [[WIDE_VEC]], <16 x i32> poison, <8 x i32> <i32 1, i32 3, i32 5, i32 7, i32 9, i32 11, i32 13, i32 15>
; CHECK-NEXT: [[TMP4:%.*]] = add <8 x i32> [[STRIDED_VEC]], <i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>
; CHECK-NEXT: [[TMP5:%.*]] = add i64 [[TMP1]], 1
; CHECK-NEXT: [[TMP6:%.*]] = getelementptr i32, ptr [[P]], i64 [[TMP5]]
; CHECK-NEXT: [[TMP7:%.*]] = add <8 x i32> [[STRIDED_VEC1]], <i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2>
; CHECK-NEXT: [[TMP8:%.*]] = getelementptr i32, ptr [[TMP6]], i32 -1
; CHECK-NEXT: [[TMP9:%.*]] = shufflevector <8 x i32> [[TMP4]], <8 x i32> [[TMP7]], <16 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 14, i32 15>
; CHECK-NEXT: [[INTERLEAVED_VEC:%.*]] = shufflevector <16 x i32> [[TMP9]], <16 x i32> poison, <16 x i32> <i32 0, i32 8, i32 1, i32 9, i32 2, i32 10, i32 3, i32 11, i32 4, i32 12, i32 5, i32 13, i32 6, i32 14, i32 7, i32 15>
; CHECK-NEXT: store <16 x i32> [[INTERLEAVED_VEC]], ptr [[TMP8]], align 4
; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 8
; CHECK-NEXT: [[TMP10:%.*]] = icmp eq i64 [[INDEX_NEXT]], 1024
; CHECK-NEXT: br i1 [[TMP10]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]]
; CHECK: middle.block:
; CHECK-NEXT: br i1 true, label [[EXIT:%.*]], label [[SCALAR_PH]]
; CHECK: scalar.ph:
; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ 1024, [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ]
; CHECK-NEXT: br label [[LOOP:%.*]]
; CHECK: loop:
; CHECK-NEXT: [[I:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[NEXTI:%.*]], [[LOOP]] ]
; CHECK-NEXT: [[OFFSET0:%.*]] = shl i64 [[I]], 1
; CHECK-NEXT: [[Q0:%.*]] = getelementptr i32, ptr [[P]], i64 [[OFFSET0]]
; CHECK-NEXT: [[X0:%.*]] = load i32, ptr [[Q0]], align 4
; CHECK-NEXT: [[Y0:%.*]] = add i32 [[X0]], 1
; CHECK-NEXT: store i32 [[Y0]], ptr [[Q0]], align 4
; CHECK-NEXT: [[OFFSET1:%.*]] = add i64 [[OFFSET0]], 1
; CHECK-NEXT: [[Q1:%.*]] = getelementptr i32, ptr [[P]], i64 [[OFFSET1]]
; CHECK-NEXT: [[X1:%.*]] = load i32, ptr [[Q1]], align 4
; CHECK-NEXT: [[Y1:%.*]] = add i32 [[X1]], 2
; CHECK-NEXT: store i32 [[Y1]], ptr [[Q1]], align 4
; CHECK-NEXT: [[NEXTI]] = add i64 [[I]], 1
; CHECK-NEXT: [[DONE:%.*]] = icmp eq i64 [[NEXTI]], 1024
; CHECK-NEXT: br i1 [[DONE]], label [[EXIT]], label [[LOOP]], !llvm.loop [[LOOP3:![0-9]+]]
; CHECK: exit:
; CHECK-NEXT: ret void
;
entry:
br label %loop
loop:
%i = phi i64 [0, %entry], [%nexti, %loop]
%offset0 = shl i64 %i, 1
%q0 = getelementptr i32, ptr %p, i64 %offset0
%x0 = load i32, ptr %q0
%y0 = add i32 %x0, 1
store i32 %y0, ptr %q0
%offset1 = add i64 %offset0, 1
%q1 = getelementptr i32, ptr %p, i64 %offset1
%x1 = load i32, ptr %q1
%y1 = add i32 %x1, 2
store i32 %y1, ptr %q1
%nexti = add i64 %i, 1
%done = icmp eq i64 %nexti, 1024
br i1 %done, label %exit, label %loop
exit:
ret void
}
define void @load_store_factor2_i64(ptr %p) {
; CHECK-LABEL: @load_store_factor2_i64(
; CHECK-NEXT: entry:
; CHECK-NEXT: br label [[LOOP:%.*]]
; CHECK: loop:
; CHECK-NEXT: [[I:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[NEXTI:%.*]], [[LOOP]] ]
; CHECK-NEXT: [[OFFSET0:%.*]] = shl i64 [[I]], 1
; CHECK-NEXT: [[Q0:%.*]] = getelementptr i64, ptr [[P:%.*]], i64 [[OFFSET0]]
; CHECK-NEXT: [[X0:%.*]] = load i64, ptr [[Q0]], align 4
; CHECK-NEXT: [[Y0:%.*]] = add i64 [[X0]], 1
; CHECK-NEXT: store i64 [[Y0]], ptr [[Q0]], align 4
; CHECK-NEXT: [[OFFSET1:%.*]] = add i64 [[OFFSET0]], 1
; CHECK-NEXT: [[Q1:%.*]] = getelementptr i64, ptr [[P]], i64 [[OFFSET1]]
; CHECK-NEXT: [[X1:%.*]] = load i64, ptr [[Q1]], align 4
; CHECK-NEXT: [[Y1:%.*]] = add i64 [[X1]], 2
; CHECK-NEXT: store i64 [[Y1]], ptr [[Q1]], align 4
; CHECK-NEXT: [[NEXTI]] = add i64 [[I]], 1
; CHECK-NEXT: [[DONE:%.*]] = icmp eq i64 [[NEXTI]], 1024
; CHECK-NEXT: br i1 [[DONE]], label [[EXIT:%.*]], label [[LOOP]]
; CHECK: exit:
; CHECK-NEXT: ret void
;
entry:
br label %loop
loop:
%i = phi i64 [0, %entry], [%nexti, %loop]
%offset0 = shl i64 %i, 1
%q0 = getelementptr i64, ptr %p, i64 %offset0
%x0 = load i64, ptr %q0
%y0 = add i64 %x0, 1
store i64 %y0, ptr %q0
%offset1 = add i64 %offset0, 1
%q1 = getelementptr i64, ptr %p, i64 %offset1
%x1 = load i64, ptr %q1
%y1 = add i64 %x1, 2
store i64 %y1, ptr %q1
%nexti = add i64 %i, 1
%done = icmp eq i64 %nexti, 1024
br i1 %done, label %exit, label %loop
exit:
ret void
}
define void @load_store_factor3_i32(ptr %p) {
; CHECK-LABEL: @load_store_factor3_i32(
; CHECK-NEXT: entry:
; 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: [[TMP0:%.*]] = add i64 [[INDEX]], 0
; CHECK-NEXT: [[TMP1:%.*]] = mul i64 [[TMP0]], 3
; CHECK-NEXT: [[TMP2:%.*]] = getelementptr i32, ptr [[P:%.*]], i64 [[TMP1]]
; CHECK-NEXT: [[TMP3:%.*]] = getelementptr i32, ptr [[TMP2]], i32 0
; CHECK-NEXT: [[WIDE_VEC:%.*]] = load <6 x i32>, ptr [[TMP3]], align 4
; CHECK-NEXT: [[STRIDED_VEC:%.*]] = shufflevector <6 x i32> [[WIDE_VEC]], <6 x i32> poison, <2 x i32> <i32 0, i32 3>
; CHECK-NEXT: [[STRIDED_VEC1:%.*]] = shufflevector <6 x i32> [[WIDE_VEC]], <6 x i32> poison, <2 x i32> <i32 1, i32 4>
; CHECK-NEXT: [[STRIDED_VEC2:%.*]] = shufflevector <6 x i32> [[WIDE_VEC]], <6 x i32> poison, <2 x i32> <i32 2, i32 5>
; CHECK-NEXT: [[TMP4:%.*]] = add <2 x i32> [[STRIDED_VEC]], <i32 1, i32 1>
; CHECK-NEXT: [[TMP5:%.*]] = add i64 [[TMP1]], 1
; CHECK-NEXT: [[TMP6:%.*]] = add <2 x i32> [[STRIDED_VEC1]], <i32 2, i32 2>
; CHECK-NEXT: [[TMP7:%.*]] = add i64 [[TMP5]], 1
; CHECK-NEXT: [[TMP8:%.*]] = getelementptr i32, ptr [[P]], i64 [[TMP7]]
; CHECK-NEXT: [[TMP9:%.*]] = add <2 x i32> [[STRIDED_VEC2]], <i32 3, i32 3>
; CHECK-NEXT: [[TMP10:%.*]] = getelementptr i32, ptr [[TMP8]], i32 -2
; CHECK-NEXT: [[TMP11:%.*]] = shufflevector <2 x i32> [[TMP4]], <2 x i32> [[TMP6]], <4 x i32> <i32 0, i32 1, i32 2, i32 3>
; CHECK-NEXT: [[TMP12:%.*]] = shufflevector <2 x i32> [[TMP9]], <2 x i32> poison, <4 x i32> <i32 0, i32 1, i32 poison, i32 poison>
; CHECK-NEXT: [[TMP13:%.*]] = shufflevector <4 x i32> [[TMP11]], <4 x i32> [[TMP12]], <6 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5>
; CHECK-NEXT: [[INTERLEAVED_VEC:%.*]] = shufflevector <6 x i32> [[TMP13]], <6 x i32> poison, <6 x i32> <i32 0, i32 2, i32 4, i32 1, i32 3, i32 5>
; CHECK-NEXT: store <6 x i32> [[INTERLEAVED_VEC]], ptr [[TMP10]], align 4
; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 2
; CHECK-NEXT: [[TMP14:%.*]] = icmp eq i64 [[INDEX_NEXT]], 1024
; CHECK-NEXT: br i1 [[TMP14]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP4:![0-9]+]]
; CHECK: middle.block:
; CHECK-NEXT: br i1 true, label [[EXIT:%.*]], label [[SCALAR_PH]]
; CHECK: scalar.ph:
; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ 1024, [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ]
; CHECK-NEXT: br label [[LOOP:%.*]]
; CHECK: loop:
; CHECK-NEXT: [[I:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[NEXTI:%.*]], [[LOOP]] ]
; CHECK-NEXT: [[OFFSET0:%.*]] = mul i64 [[I]], 3
; CHECK-NEXT: [[Q0:%.*]] = getelementptr i32, ptr [[P]], i64 [[OFFSET0]]
; CHECK-NEXT: [[X0:%.*]] = load i32, ptr [[Q0]], align 4
; CHECK-NEXT: [[Y0:%.*]] = add i32 [[X0]], 1
; CHECK-NEXT: store i32 [[Y0]], ptr [[Q0]], align 4
; CHECK-NEXT: [[OFFSET1:%.*]] = add i64 [[OFFSET0]], 1
; CHECK-NEXT: [[Q1:%.*]] = getelementptr i32, ptr [[P]], i64 [[OFFSET1]]
; CHECK-NEXT: [[X1:%.*]] = load i32, ptr [[Q1]], align 4
; CHECK-NEXT: [[Y1:%.*]] = add i32 [[X1]], 2
; CHECK-NEXT: store i32 [[Y1]], ptr [[Q1]], align 4
; CHECK-NEXT: [[OFFSET2:%.*]] = add i64 [[OFFSET1]], 1
; CHECK-NEXT: [[Q2:%.*]] = getelementptr i32, ptr [[P]], i64 [[OFFSET2]]
; CHECK-NEXT: [[X2:%.*]] = load i32, ptr [[Q2]], align 4
; CHECK-NEXT: [[Y2:%.*]] = add i32 [[X2]], 3
; CHECK-NEXT: store i32 [[Y2]], ptr [[Q2]], align 4
; CHECK-NEXT: [[NEXTI]] = add i64 [[I]], 1
; CHECK-NEXT: [[DONE:%.*]] = icmp eq i64 [[NEXTI]], 1024
; CHECK-NEXT: br i1 [[DONE]], label [[EXIT]], label [[LOOP]], !llvm.loop [[LOOP5:![0-9]+]]
; CHECK: exit:
; CHECK-NEXT: ret void
;
entry:
br label %loop
loop:
%i = phi i64 [0, %entry], [%nexti, %loop]
%offset0 = mul i64 %i, 3
%q0 = getelementptr i32, ptr %p, i64 %offset0
%x0 = load i32, ptr %q0
%y0 = add i32 %x0, 1
store i32 %y0, ptr %q0
%offset1 = add i64 %offset0, 1
%q1 = getelementptr i32, ptr %p, i64 %offset1
%x1 = load i32, ptr %q1
%y1 = add i32 %x1, 2
store i32 %y1, ptr %q1
%offset2 = add i64 %offset1, 1
%q2 = getelementptr i32, ptr %p, i64 %offset2
%x2 = load i32, ptr %q2
%y2 = add i32 %x2, 3
store i32 %y2, ptr %q2
%nexti = add i64 %i, 1
%done = icmp eq i64 %nexti, 1024
br i1 %done, label %exit, label %loop
exit:
ret void
}
define void @load_store_factor3_i64(ptr %p) {
; CHECK-LABEL: @load_store_factor3_i64(
; CHECK-NEXT: entry:
; CHECK-NEXT: br label [[LOOP:%.*]]
; CHECK: loop:
; CHECK-NEXT: [[I:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[NEXTI:%.*]], [[LOOP]] ]
; CHECK-NEXT: [[OFFSET0:%.*]] = mul i64 [[I]], 3
; CHECK-NEXT: [[Q0:%.*]] = getelementptr i64, ptr [[P:%.*]], i64 [[OFFSET0]]
; CHECK-NEXT: [[X0:%.*]] = load i64, ptr [[Q0]], align 4
; CHECK-NEXT: [[Y0:%.*]] = add i64 [[X0]], 1
; CHECK-NEXT: store i64 [[Y0]], ptr [[Q0]], align 4
; CHECK-NEXT: [[OFFSET1:%.*]] = add i64 [[OFFSET0]], 1
; CHECK-NEXT: [[Q1:%.*]] = getelementptr i64, ptr [[P]], i64 [[OFFSET1]]
; CHECK-NEXT: [[X1:%.*]] = load i64, ptr [[Q1]], align 4
; CHECK-NEXT: [[Y1:%.*]] = add i64 [[X1]], 2
; CHECK-NEXT: store i64 [[Y1]], ptr [[Q1]], align 4
; CHECK-NEXT: [[OFFSET2:%.*]] = add i64 [[OFFSET1]], 1
; CHECK-NEXT: [[Q2:%.*]] = getelementptr i64, ptr [[P]], i64 [[OFFSET2]]
; CHECK-NEXT: [[X2:%.*]] = load i64, ptr [[Q2]], align 4
; CHECK-NEXT: [[Y2:%.*]] = add i64 [[X2]], 3
; CHECK-NEXT: store i64 [[Y2]], ptr [[Q2]], align 4
; CHECK-NEXT: [[NEXTI]] = add i64 [[I]], 1
; CHECK-NEXT: [[DONE:%.*]] = icmp eq i64 [[NEXTI]], 1024
; CHECK-NEXT: br i1 [[DONE]], label [[EXIT:%.*]], label [[LOOP]]
; CHECK: exit:
; CHECK-NEXT: ret void
;
entry:
br label %loop
loop:
%i = phi i64 [0, %entry], [%nexti, %loop]
%offset0 = mul i64 %i, 3
%q0 = getelementptr i64, ptr %p, i64 %offset0
%x0 = load i64, ptr %q0
%y0 = add i64 %x0, 1
store i64 %y0, ptr %q0
%offset1 = add i64 %offset0, 1
%q1 = getelementptr i64, ptr %p, i64 %offset1
%x1 = load i64, ptr %q1
%y1 = add i64 %x1, 2
store i64 %y1, ptr %q1
%offset2 = add i64 %offset1, 1
%q2 = getelementptr i64, ptr %p, i64 %offset2
%x2 = load i64, ptr %q2
%y2 = add i64 %x2, 3
store i64 %y2, ptr %q2
%nexti = add i64 %i, 1
%done = icmp eq i64 %nexti, 1024
br i1 %done, label %exit, label %loop
exit:
ret void
}
define void @load_store_factor8(ptr %p) {
; CHECK-LABEL: @load_store_factor8(
; CHECK-NEXT: entry:
; CHECK-NEXT: br label [[LOOP:%.*]]
; CHECK: loop:
; CHECK-NEXT: [[I:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[NEXTI:%.*]], [[LOOP]] ]
; CHECK-NEXT: [[OFFSET0:%.*]] = shl i64 [[I]], 3
; CHECK-NEXT: [[Q0:%.*]] = getelementptr i64, ptr [[P:%.*]], i64 [[OFFSET0]]
; CHECK-NEXT: [[X0:%.*]] = load i64, ptr [[Q0]], align 4
; CHECK-NEXT: [[Y0:%.*]] = add i64 [[X0]], 1
; CHECK-NEXT: store i64 [[Y0]], ptr [[Q0]], align 4
; CHECK-NEXT: [[OFFSET1:%.*]] = add i64 [[OFFSET0]], 1
; CHECK-NEXT: [[Q1:%.*]] = getelementptr i64, ptr [[P]], i64 [[OFFSET1]]
; CHECK-NEXT: [[X1:%.*]] = load i64, ptr [[Q1]], align 4
; CHECK-NEXT: [[Y1:%.*]] = add i64 [[X1]], 2
; CHECK-NEXT: store i64 [[Y1]], ptr [[Q1]], align 4
; CHECK-NEXT: [[OFFSET2:%.*]] = add i64 [[OFFSET1]], 1
; CHECK-NEXT: [[Q2:%.*]] = getelementptr i64, ptr [[P]], i64 [[OFFSET2]]
; CHECK-NEXT: [[X2:%.*]] = load i64, ptr [[Q2]], align 4
; CHECK-NEXT: [[Y2:%.*]] = add i64 [[X2]], 3
; CHECK-NEXT: store i64 [[Y2]], ptr [[Q2]], align 4
; CHECK-NEXT: [[OFFSET3:%.*]] = add i64 [[OFFSET2]], 1
; CHECK-NEXT: [[Q3:%.*]] = getelementptr i64, ptr [[P]], i64 [[OFFSET3]]
; CHECK-NEXT: [[X3:%.*]] = load i64, ptr [[Q3]], align 4
; CHECK-NEXT: [[Y3:%.*]] = add i64 [[X3]], 4
; CHECK-NEXT: store i64 [[Y3]], ptr [[Q3]], align 4
; CHECK-NEXT: [[OFFSET4:%.*]] = add i64 [[OFFSET3]], 1
; CHECK-NEXT: [[Q4:%.*]] = getelementptr i64, ptr [[P]], i64 [[OFFSET4]]
; CHECK-NEXT: [[X4:%.*]] = load i64, ptr [[Q4]], align 4
; CHECK-NEXT: [[Y4:%.*]] = add i64 [[X4]], 5
; CHECK-NEXT: store i64 [[Y4]], ptr [[Q4]], align 4
; CHECK-NEXT: [[OFFSET5:%.*]] = add i64 [[OFFSET4]], 1
; CHECK-NEXT: [[Q5:%.*]] = getelementptr i64, ptr [[P]], i64 [[OFFSET5]]
; CHECK-NEXT: [[X5:%.*]] = load i64, ptr [[Q5]], align 4
; CHECK-NEXT: [[Y5:%.*]] = add i64 [[X5]], 6
; CHECK-NEXT: store i64 [[Y5]], ptr [[Q5]], align 4
; CHECK-NEXT: [[OFFSET6:%.*]] = add i64 [[OFFSET5]], 1
; CHECK-NEXT: [[Q6:%.*]] = getelementptr i64, ptr [[P]], i64 [[OFFSET6]]
; CHECK-NEXT: [[X6:%.*]] = load i64, ptr [[Q6]], align 4
; CHECK-NEXT: [[Y6:%.*]] = add i64 [[X6]], 7
; CHECK-NEXT: store i64 [[Y6]], ptr [[Q6]], align 4
; CHECK-NEXT: [[OFFSET7:%.*]] = add i64 [[OFFSET6]], 1
; CHECK-NEXT: [[Q7:%.*]] = getelementptr i64, ptr [[P]], i64 [[OFFSET7]]
; CHECK-NEXT: [[X7:%.*]] = load i64, ptr [[Q7]], align 4
; CHECK-NEXT: [[Y7:%.*]] = add i64 [[X7]], 8
; CHECK-NEXT: store i64 [[Y7]], ptr [[Q7]], align 4
; CHECK-NEXT: [[NEXTI]] = add i64 [[I]], 1
; CHECK-NEXT: [[DONE:%.*]] = icmp eq i64 [[NEXTI]], 1024
; CHECK-NEXT: br i1 [[DONE]], label [[EXIT:%.*]], label [[LOOP]]
; CHECK: exit:
; CHECK-NEXT: ret void
;
entry:
br label %loop
loop:
%i = phi i64 [0, %entry], [%nexti, %loop]
%offset0 = shl i64 %i, 3
%q0 = getelementptr i64, ptr %p, i64 %offset0
%x0 = load i64, ptr %q0
%y0 = add i64 %x0, 1
store i64 %y0, ptr %q0
%offset1 = add i64 %offset0, 1
%q1 = getelementptr i64, ptr %p, i64 %offset1
%x1 = load i64, ptr %q1
%y1 = add i64 %x1, 2
store i64 %y1, ptr %q1
%offset2 = add i64 %offset1, 1
%q2 = getelementptr i64, ptr %p, i64 %offset2
%x2 = load i64, ptr %q2
%y2 = add i64 %x2, 3
store i64 %y2, ptr %q2
%offset3 = add i64 %offset2, 1
%q3 = getelementptr i64, ptr %p, i64 %offset3
%x3 = load i64, ptr %q3
%y3 = add i64 %x3, 4
store i64 %y3, ptr %q3
%offset4 = add i64 %offset3, 1
%q4 = getelementptr i64, ptr %p, i64 %offset4
%x4 = load i64, ptr %q4
%y4 = add i64 %x4, 5
store i64 %y4, ptr %q4
%offset5 = add i64 %offset4, 1
%q5 = getelementptr i64, ptr %p, i64 %offset5
%x5 = load i64, ptr %q5
%y5 = add i64 %x5, 6
store i64 %y5, ptr %q5
%offset6 = add i64 %offset5, 1
%q6 = getelementptr i64, ptr %p, i64 %offset6
%x6 = load i64, ptr %q6
%y6 = add i64 %x6, 7
store i64 %y6, ptr %q6
%offset7 = add i64 %offset6, 1
%q7 = getelementptr i64, ptr %p, i64 %offset7
%x7 = load i64, ptr %q7
%y7 = add i64 %x7, 8
store i64 %y7, ptr %q7
%nexti = add i64 %i, 1
%done = icmp eq i64 %nexti, 1024
br i1 %done, label %exit, label %loop
exit:
ret void
}
define void @combine_load_factor2_i32(ptr noalias %p, ptr noalias %q) {
; CHECK-LABEL: @combine_load_factor2_i32(
; CHECK-NEXT: entry:
; 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: [[TMP0:%.*]] = add i64 [[INDEX]], 0
; CHECK-NEXT: [[TMP1:%.*]] = add i64 [[INDEX]], 8
; CHECK-NEXT: [[TMP2:%.*]] = shl i64 [[TMP0]], 1
; CHECK-NEXT: [[TMP3:%.*]] = shl i64 [[TMP1]], 1
; CHECK-NEXT: [[TMP4:%.*]] = getelementptr i32, ptr [[P:%.*]], i64 [[TMP2]]
; CHECK-NEXT: [[TMP5:%.*]] = getelementptr i32, ptr [[P]], i64 [[TMP3]]
; CHECK-NEXT: [[TMP6:%.*]] = getelementptr i32, ptr [[TMP4]], i32 0
; CHECK-NEXT: [[TMP7:%.*]] = getelementptr i32, ptr [[TMP5]], i32 0
; CHECK-NEXT: [[WIDE_VEC:%.*]] = load <16 x i32>, ptr [[TMP6]], align 4
; CHECK-NEXT: [[WIDE_VEC1:%.*]] = load <16 x i32>, ptr [[TMP7]], align 4
; CHECK-NEXT: [[STRIDED_VEC:%.*]] = shufflevector <16 x i32> [[WIDE_VEC]], <16 x i32> poison, <8 x i32> <i32 0, i32 2, i32 4, i32 6, i32 8, i32 10, i32 12, i32 14>
; CHECK-NEXT: [[STRIDED_VEC2:%.*]] = shufflevector <16 x i32> [[WIDE_VEC1]], <16 x i32> poison, <8 x i32> <i32 0, i32 2, i32 4, i32 6, i32 8, i32 10, i32 12, i32 14>
; CHECK-NEXT: [[STRIDED_VEC3:%.*]] = shufflevector <16 x i32> [[WIDE_VEC]], <16 x i32> poison, <8 x i32> <i32 1, i32 3, i32 5, i32 7, i32 9, i32 11, i32 13, i32 15>
; CHECK-NEXT: [[STRIDED_VEC4:%.*]] = shufflevector <16 x i32> [[WIDE_VEC1]], <16 x i32> poison, <8 x i32> <i32 1, i32 3, i32 5, i32 7, i32 9, i32 11, i32 13, i32 15>
; CHECK-NEXT: [[TMP8:%.*]] = add <8 x i32> [[STRIDED_VEC]], [[STRIDED_VEC3]]
; CHECK-NEXT: [[TMP9:%.*]] = add <8 x i32> [[STRIDED_VEC2]], [[STRIDED_VEC4]]
; CHECK-NEXT: [[TMP10:%.*]] = getelementptr i32, ptr [[Q:%.*]], i64 [[TMP0]]
; CHECK-NEXT: [[TMP11:%.*]] = getelementptr i32, ptr [[Q]], i64 [[TMP1]]
; CHECK-NEXT: [[TMP12:%.*]] = getelementptr i32, ptr [[TMP10]], i32 0
; CHECK-NEXT: store <8 x i32> [[TMP8]], ptr [[TMP12]], align 4
; CHECK-NEXT: [[TMP13:%.*]] = getelementptr i32, ptr [[TMP10]], i32 8
; CHECK-NEXT: store <8 x i32> [[TMP9]], ptr [[TMP13]], align 4
; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 16
; CHECK-NEXT: [[TMP14:%.*]] = icmp eq i64 [[INDEX_NEXT]], 1024
; CHECK-NEXT: br i1 [[TMP14]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP6:![0-9]+]]
; CHECK: middle.block:
; CHECK-NEXT: br i1 true, label [[EXIT:%.*]], label [[SCALAR_PH]]
; CHECK: scalar.ph:
; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ 1024, [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ]
; CHECK-NEXT: br label [[LOOP:%.*]]
; CHECK: loop:
; CHECK-NEXT: [[I:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[NEXTI:%.*]], [[LOOP]] ]
; CHECK-NEXT: [[OFFSET0:%.*]] = shl i64 [[I]], 1
; CHECK-NEXT: [[Q0:%.*]] = getelementptr i32, ptr [[P]], i64 [[OFFSET0]]
; CHECK-NEXT: [[X0:%.*]] = load i32, ptr [[Q0]], align 4
; CHECK-NEXT: [[OFFSET1:%.*]] = add i64 [[OFFSET0]], 1
; CHECK-NEXT: [[Q1:%.*]] = getelementptr i32, ptr [[P]], i64 [[OFFSET1]]
; CHECK-NEXT: [[X1:%.*]] = load i32, ptr [[Q1]], align 4
; CHECK-NEXT: [[RES:%.*]] = add i32 [[X0]], [[X1]]
; CHECK-NEXT: [[DST:%.*]] = getelementptr i32, ptr [[Q]], i64 [[I]]
; CHECK-NEXT: store i32 [[RES]], ptr [[DST]], align 4
; CHECK-NEXT: [[NEXTI]] = add i64 [[I]], 1
; CHECK-NEXT: [[DONE:%.*]] = icmp eq i64 [[NEXTI]], 1024
; CHECK-NEXT: br i1 [[DONE]], label [[EXIT]], label [[LOOP]], !llvm.loop [[LOOP7:![0-9]+]]
; CHECK: exit:
; CHECK-NEXT: ret void
;
entry:
br label %loop
loop:
%i = phi i64 [0, %entry], [%nexti, %loop]
%offset0 = shl i64 %i, 1
%q0 = getelementptr i32, ptr %p, i64 %offset0
%x0 = load i32, ptr %q0
%offset1 = add i64 %offset0, 1
%q1 = getelementptr i32, ptr %p, i64 %offset1
%x1 = load i32, ptr %q1
%res = add i32 %x0, %x1
%dst = getelementptr i32, ptr %q, i64 %i
store i32 %res, ptr %dst
%nexti = add i64 %i, 1
%done = icmp eq i64 %nexti, 1024
br i1 %done, label %exit, label %loop
exit:
ret void
}
define void @combine_load_factor2_i64(ptr noalias %p, ptr noalias %q) {
; CHECK-LABEL: @combine_load_factor2_i64(
; CHECK-NEXT: entry:
; 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: [[TMP0:%.*]] = add i64 [[INDEX]], 0
; CHECK-NEXT: [[TMP1:%.*]] = shl i64 [[TMP0]], 1
; CHECK-NEXT: [[TMP2:%.*]] = getelementptr i64, ptr [[P:%.*]], i64 [[TMP1]]
; CHECK-NEXT: [[TMP3:%.*]] = getelementptr i64, ptr [[TMP2]], i32 0
; CHECK-NEXT: [[WIDE_VEC:%.*]] = load <8 x i64>, ptr [[TMP3]], align 4
; CHECK-NEXT: [[STRIDED_VEC:%.*]] = shufflevector <8 x i64> [[WIDE_VEC]], <8 x i64> poison, <4 x i32> <i32 0, i32 2, i32 4, i32 6>
; CHECK-NEXT: [[STRIDED_VEC1:%.*]] = shufflevector <8 x i64> [[WIDE_VEC]], <8 x i64> poison, <4 x i32> <i32 1, i32 3, i32 5, i32 7>
; CHECK-NEXT: [[TMP4:%.*]] = add <4 x i64> [[STRIDED_VEC]], [[STRIDED_VEC1]]
; CHECK-NEXT: [[TMP5:%.*]] = getelementptr i64, ptr [[Q:%.*]], i64 [[TMP0]]
; CHECK-NEXT: [[TMP6:%.*]] = getelementptr i64, ptr [[TMP5]], i32 0
; CHECK-NEXT: store <4 x i64> [[TMP4]], ptr [[TMP6]], align 4
; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 4
; CHECK-NEXT: [[TMP7:%.*]] = icmp eq i64 [[INDEX_NEXT]], 1024
; CHECK-NEXT: br i1 [[TMP7]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP8:![0-9]+]]
; CHECK: middle.block:
; CHECK-NEXT: br i1 true, label [[EXIT:%.*]], label [[SCALAR_PH]]
; CHECK: scalar.ph:
; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ 1024, [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ]
; CHECK-NEXT: br label [[LOOP:%.*]]
; CHECK: loop:
; CHECK-NEXT: [[I:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[NEXTI:%.*]], [[LOOP]] ]
; CHECK-NEXT: [[OFFSET0:%.*]] = shl i64 [[I]], 1
; CHECK-NEXT: [[Q0:%.*]] = getelementptr i64, ptr [[P]], i64 [[OFFSET0]]
; CHECK-NEXT: [[X0:%.*]] = load i64, ptr [[Q0]], align 4
; CHECK-NEXT: [[OFFSET1:%.*]] = add i64 [[OFFSET0]], 1
; CHECK-NEXT: [[Q1:%.*]] = getelementptr i64, ptr [[P]], i64 [[OFFSET1]]
; CHECK-NEXT: [[X1:%.*]] = load i64, ptr [[Q1]], align 4
; CHECK-NEXT: [[RES:%.*]] = add i64 [[X0]], [[X1]]
; CHECK-NEXT: [[DST:%.*]] = getelementptr i64, ptr [[Q]], i64 [[I]]
; CHECK-NEXT: store i64 [[RES]], ptr [[DST]], align 4
; CHECK-NEXT: [[NEXTI]] = add i64 [[I]], 1
; CHECK-NEXT: [[DONE:%.*]] = icmp eq i64 [[NEXTI]], 1024
; CHECK-NEXT: br i1 [[DONE]], label [[EXIT]], label [[LOOP]], !llvm.loop [[LOOP9:![0-9]+]]
; CHECK: exit:
; CHECK-NEXT: ret void
;
entry:
br label %loop
loop:
%i = phi i64 [0, %entry], [%nexti, %loop]
%offset0 = shl i64 %i, 1
%q0 = getelementptr i64, ptr %p, i64 %offset0
%x0 = load i64, ptr %q0
%offset1 = add i64 %offset0, 1
%q1 = getelementptr i64, ptr %p, i64 %offset1
%x1 = load i64, ptr %q1
%res = add i64 %x0, %x1
%dst = getelementptr i64, ptr %q, i64 %i
store i64 %res, ptr %dst
%nexti = add i64 %i, 1
%done = icmp eq i64 %nexti, 1024
br i1 %done, label %exit, label %loop
exit:
ret void
}
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