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| author | Nadav Rotem <nrotem@apple.com> | 2013-06-25 23:04:09 +0000 |
|---|---|---|
| committer | Nadav Rotem <nrotem@apple.com> | 2013-06-25 23:04:09 +0000 |
| commit | 805e8a01fe3b527edbad914636d55fd61d81e51c (patch) | |
| tree | 0f8a90f199e6efb4ae41e5d0636fea5f45118067 /test | |
| parent | b1c0cc22dd5854a77e5699e80ce37545315b98ed (diff) | |
| download | llvm-805e8a01fe3b527edbad914636d55fd61d81e51c.tar.gz llvm-805e8a01fe3b527edbad914636d55fd61d81e51c.tar.bz2 llvm-805e8a01fe3b527edbad914636d55fd61d81e51c.tar.xz | |
SLPVectorizer: support slp-vectorization of PHINodes between basic blocks
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@184888 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test')
| -rw-r--r-- | test/Transforms/SLPVectorizer/X86/phi.ll | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/test/Transforms/SLPVectorizer/X86/phi.ll b/test/Transforms/SLPVectorizer/X86/phi.ll new file mode 100644 index 0000000000..af0b480801 --- /dev/null +++ b/test/Transforms/SLPVectorizer/X86/phi.ll @@ -0,0 +1,46 @@ +; RUN: opt < %s -basicaa -slp-vectorizer -dce -S -mtriple=i386-apple-macosx10.8.0 -mcpu=corei7-avx | FileCheck %s + +target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128-n8:16:32-S128" +target triple = "i386-apple-macosx10.9.0" + +;int foo(double *A, int k) { +; double A0; +; double A1; +; if (k) { +; A0 = 3; +; A1 = 5; +; } else { +; A0 = A[10]; +; A1 = A[11]; +; } +; A[0] = A0; +; A[1] = A1; +;} + + +;CHECK: i32 @foo +;CHECK: load <2 x double> +;CHECK: phi <2 x double> +;CHECK: store <2 x double> +;CHECK: ret i32 undef +define i32 @foo(double* nocapture %A, i32 %k) { +entry: + %tobool = icmp eq i32 %k, 0 + br i1 %tobool, label %if.else, label %if.end + +if.else: ; preds = %entry + %arrayidx = getelementptr inbounds double* %A, i64 10 + %0 = load double* %arrayidx, align 8 + %arrayidx1 = getelementptr inbounds double* %A, i64 11 + %1 = load double* %arrayidx1, align 8 + br label %if.end + +if.end: ; preds = %entry, %if.else + %A0.0 = phi double [ %0, %if.else ], [ 3.000000e+00, %entry ] + %A1.0 = phi double [ %1, %if.else ], [ 5.000000e+00, %entry ] + store double %A0.0, double* %A, align 8 + %arrayidx3 = getelementptr inbounds double* %A, i64 1 + store double %A1.0, double* %arrayidx3, align 8 + ret i32 undef +} + |