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6152bb94fd
r332654 was reverted due to an unused function warning in release build. This commit includes the same code with the warning silenced. Differential Revision: https://reviews.llvm.org/D44338 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@332860 91177308-0d34-0410-b5e6-96231b3b80d8
52 lines
1.9 KiB
LLVM
52 lines
1.9 KiB
LLVM
; RUN: opt < %s -loop-vectorize -enable-vplan-native-path -vplan-build-stress-test -vplan-verify-hcfg -debug-only=loop-vectorize -disable-output 2>&1 | FileCheck %s -check-prefix=VERIFIER
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; RUN: opt < %s -loop-vectorize -enable-vplan-native-path -vplan-build-stress-test -debug-only=loop-vectorize -disable-output 2>&1 | FileCheck %s -check-prefix=NO-VERIFIER -allow-empty
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; REQUIRES: asserts
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; Verify that the stress testing flag for the VPlan H-CFG builder works as
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; expected with and without enabling the VPlan H-CFG Verifier.
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; VERIFIER: Verifying VPlan H-CFG.
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; NO-VERIFIER-NOT: Verifying VPlan H-CFG.
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target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
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define void @foo(i32* nocapture %a, i32* nocapture readonly %b, i32 %N, i32 %M) {
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entry:
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%cmp32 = icmp sgt i32 %N, 0
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br i1 %cmp32, label %outer.ph, label %for.end15
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outer.ph:
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%cmp230 = icmp sgt i32 %M, 0
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%0 = sext i32 %M to i64
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%wide.trip.count = zext i32 %M to i64
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%wide.trip.count38 = zext i32 %N to i64
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br label %outer.body
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outer.body:
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%indvars.iv35 = phi i64 [ 0, %outer.ph ], [ %indvars.iv.next36, %outer.inc ]
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br i1 %cmp230, label %inner.ph, label %outer.inc
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inner.ph:
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%1 = mul nsw i64 %indvars.iv35, %0
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br label %inner.body
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inner.body:
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%indvars.iv = phi i64 [ 0, %inner.ph ], [ %indvars.iv.next, %inner.body ]
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%2 = add nsw i64 %indvars.iv, %1
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%arrayidx = getelementptr inbounds i32, i32* %b, i64 %2
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%3 = load i32, i32* %arrayidx, align 4
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%arrayidx12 = getelementptr inbounds i32, i32* %a, i64 %2
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store i32 %3, i32* %arrayidx12, align 4
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%indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
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%exitcond = icmp eq i64 %indvars.iv.next, %wide.trip.count
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br i1 %exitcond, label %outer.inc, label %inner.body
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outer.inc:
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%indvars.iv.next36 = add nuw nsw i64 %indvars.iv35, 1
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%exitcond39 = icmp eq i64 %indvars.iv.next36, %wide.trip.count38
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br i1 %exitcond39, label %for.end15, label %outer.body
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for.end15:
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ret void
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}
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