5541f47326
Summary: Fixes #60990. There is a crash reported during Running pass 'Prepare loop for ppc preferred instruction forms'. The crash occurs in 32bit PowerPC. Reviewed By: shchenz Differential Revision: https://reviews.llvm.org/D145350
40 lines
1.4 KiB
LLVM
40 lines
1.4 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc -verify-machineinstrs -mtriple=powerpc-unknown-linux-gnu \
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; RUN: -mcpu=pwr9 < %s | FileCheck %s
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define dso_local void @test_no_inc(i32 signext %a) local_unnamed_addr nounwind align 2 {
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; CHECK-LABEL: test_no_inc:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: srawi 4, 3, 31
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; CHECK-NEXT: cmpwi 3, 0
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; CHECK-NEXT: li 6, 1
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; CHECK-NEXT: li 7, 0
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; CHECK-NEXT: andc 4, 3, 4
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; CHECK-NEXT: addi 5, 4, 1
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; CHECK-NEXT: .p2align 5
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; CHECK-NEXT: .LBB0_1: # %for.cond
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; CHECK-NEXT: #
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; CHECK-NEXT: add 8, 3, 6
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; CHECK-NEXT: stb 7, 0(5)
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; CHECK-NEXT: add 5, 5, 4
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; CHECK-NEXT: iselgt 6, 8, 6
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; CHECK-NEXT: b .LBB0_1
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entry:
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%cmp10 = icmp sgt i32 %a, 0
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br label %for.cond
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for.cond: ; preds = %for.cond.cleanup, %entry
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%g.0 = phi i32 [ 1, %entry ], [ %g.1.lcssa, %for.cond.cleanup ]
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br i1 %cmp10, label %for.body.preheader, label %for.cond.cleanup
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for.body.preheader: ; preds = %for.cond
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%0 = add i32 %a, %g.0
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br label %for.cond.cleanup
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for.cond.cleanup: ; preds = %for.body.preheader, %for.cond
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%g.1.lcssa = phi i32 [ %g.0, %for.cond ], [ %0, %for.body.preheader ]
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%arrayidx5 = getelementptr inbounds i8, ptr null, i32 %g.1.lcssa
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store i8 0, ptr %arrayidx5, align 1
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br label %for.cond
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}
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