mirror of
https://github.com/RPCS3/llvm.git
synced 2026-07-21 03:05:26 -04:00
Eric Christopher
598198edbc
The reversion apparently deleted the test/Transforms directory. Will be re-reverting again. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@358552 91177308-0d34-0410-b5e6-96231b3b80d8
40 lines
1.2 KiB
LLVM
40 lines
1.2 KiB
LLVM
; RUN: opt -S -basicaa -loop-vectorize < %s | FileCheck %s
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target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
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target triple = "x86_64-apple-macosx10.11.0"
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define i32 @accum(i32* nocapture readonly %x, i32 %N) #0 {
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entry:
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; CHECK-LABEL: @accum
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; CHECK-NOT: x i32>
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%cmp1 = icmp sgt i32 %N, 0
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br i1 %cmp1, label %for.inc.preheader, label %for.end
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for.inc.preheader:
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br label %for.inc
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for.inc:
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%indvars.iv = phi i64 [ %indvars.iv.next, %for.inc ], [ 0, %for.inc.preheader ]
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%sum.02 = phi i32 [ %add, %for.inc ], [ 0, %for.inc.preheader ]
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%arrayidx = getelementptr inbounds i32, i32* %x, i64 %indvars.iv
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%0 = load i32, i32* %arrayidx, align 4
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%add = add nsw i32 %0, %sum.02
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%indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
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%lftr.wideiv = trunc i64 %indvars.iv.next to i32
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%exitcond = icmp eq i32 %lftr.wideiv, %N
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br i1 %exitcond, label %for.end.loopexit, label %for.inc
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for.end.loopexit:
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%add.lcssa = phi i32 [ %add, %for.inc ]
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br label %for.end
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for.end:
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%sum.0.lcssa = phi i32 [ 0, %entry ], [ %add.lcssa, %for.end.loopexit ]
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ret i32 %sum.0.lcssa
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; CHECK: ret i32
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}
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attributes #0 = { "target-cpu"="core2" "target-features"="+sse,-avx,-avx2,-sse2" }
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