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a62270de2c
The reversion apparently deleted the test/Transforms directory. Will be re-reverting again. llvm-svn: 358552
31 lines
933 B
LLVM
31 lines
933 B
LLVM
; RUN: opt -loop-unroll -unroll-count=2 -S < %s | FileCheck %s
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;
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; Check whether the llvm.loop.unroll.count loop property overrides
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; llvm.loop.disable_nonforced.
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;
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target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
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; CHECK-LABEL: @disable_nonforced_count(
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; CHECK: store
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; CHECK: store
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; CHECK-NOT: store
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define void @disable_nonforced_count(i32* nocapture %a) {
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entry:
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br label %for.body
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for.body:
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%indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
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%arrayidx = getelementptr inbounds i32, i32* %a, i64 %indvars.iv
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%0 = load i32, i32* %arrayidx, align 4
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%inc = add nsw i32 %0, 1
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store i32 %inc, i32* %arrayidx, 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, 64
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br i1 %exitcond, label %for.end, label %for.body, !llvm.loop !0
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for.end:
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ret void
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}
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!0 = !{!0, !{!"llvm.loop.disable_nonforced"}, !{!"llvm.loop.unroll.count", i32 2}}
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