Files
clang-p2996/llvm/test/Transforms/LoopVectorize/vplan-printing.ll
Florian Hahn 0c119ba8a8 [VPlan] Use VPValue def for VPWidenGEPRecipe.
This patch turns VPWidenGEPRecipe into a VPValue and uses it
during VPlan construction and codegeneration instead of the plain IR
reference where possible.

Reviewed By: dmgreen

Differential Revision: https://reviews.llvm.org/D84683
2020-11-15 15:12:47 +00:00

74 lines
3.1 KiB
LLVM

; REQUIRES: asserts
; RUN: opt -loop-vectorize -debug-only=loop-vectorize -force-vector-interleave=1 -force-vector-width=4 -disable-output %s 2>&1 | FileCheck %s
target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
; Tests for printing VPlans.
define void @print_call_and_memory(i64 %n, float* noalias %y, float* noalias %x) nounwind uwtable {
; CHECK: N0 [label =
; CHECK-NEXT: "for.body:\n" +
; CHECK-NEXT: "WIDEN-INDUCTION %iv = phi %iv.next, 0\l" +
; CHECK-NEXT: "CLONE %arrayidx = getelementptr %y, %iv\l" +
; CHECK-NEXT: "WIDEN ir<%lv> = load ir<%arrayidx>\l" +
; CHECK-NEXT: "WIDEN-CALL ir<%call> = call @llvm.sqrt.f32(ir<%lv>)\l" +
; CHECK-NEXT: "CLONE %arrayidx2 = getelementptr %x, %iv\l" +
; CHECK-NEXT: "WIDEN store ir<%arrayidx2>, ir<%call>\l"
; CHECK-NEXT: ]
entry:
%cmp6 = icmp sgt i64 %n, 0
br i1 %cmp6, label %for.body, label %for.end
for.body: ; preds = %entry, %for.body
%iv = phi i64 [ %iv.next, %for.body ], [ 0, %entry ]
%arrayidx = getelementptr inbounds float, float* %y, i64 %iv
%lv = load float, float* %arrayidx, align 4
%call = tail call float @llvm.sqrt.f32(float %lv) nounwind readnone
%arrayidx2 = getelementptr inbounds float, float* %x, i64 %iv
store float %call, float* %arrayidx2, align 4
%iv.next = add i64 %iv, 1
%exitcond = icmp eq i64 %iv.next, %n
br i1 %exitcond, label %for.end, label %for.body
for.end: ; preds = %for.body, %entry
ret void
}
define void @print_widen_gep_and_select(i64 %n, float* noalias %y, float* noalias %x, float* %z) nounwind uwtable {
; CHECK: N0 [label =
; CHECK-NEXT: "for.body:\n" +
; CHECK-NEXT: "WIDEN-INDUCTION %iv = phi %iv.next, 0\l" +
; CHECK-NEXT: "WIDEN-GEP Inv[Var] ir<%arrayidx> = getelementptr ir<%y>, ir<%iv>\l" +
; CHECK-NEXT: "WIDEN ir<%lv> = load ir<%arrayidx>\l" +
; CHECK-NEXT: "WIDEN\l"" %cmp = icmp %arrayidx, %z\l" +
; CHECK-NEXT: "WIDEN-SELECT ir<%sel> = select ir<%cmp>, ir<1.000000e+01>, ir<2.000000e+01>\l" +
; CHECK-NEXT: "WIDEN\l"" %add = fadd %lv, %sel\l" +
; CHECK-NEXT: "CLONE %arrayidx2 = getelementptr %x, %iv\l" +
; CHECK-NEXT: "WIDEN store ir<%arrayidx2>, ir<%add>\l"
; CHECK-NEXT: ]
entry:
%cmp6 = icmp sgt i64 %n, 0
br i1 %cmp6, label %for.body, label %for.end
for.body: ; preds = %entry, %for.body
%iv = phi i64 [ %iv.next, %for.body ], [ 0, %entry ]
%arrayidx = getelementptr inbounds float, float* %y, i64 %iv
%lv = load float, float* %arrayidx, align 4
%cmp = icmp eq float* %arrayidx, %z
%sel = select i1 %cmp, float 10.0, float 20.0
%add = fadd float %lv, %sel
%arrayidx2 = getelementptr inbounds float, float* %x, i64 %iv
store float %add, float* %arrayidx2, align 4
%iv.next = add i64 %iv, 1
%exitcond = icmp eq i64 %iv.next, %n
br i1 %exitcond, label %for.end, label %for.body
for.end: ; preds = %for.body, %entry
ret void
}
declare float @llvm.sqrt.f32(float) nounwind readnone