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| author | Nadav Rotem <nrotem@apple.com> | 2013-07-29 05:13:00 +0000 |
|---|---|---|
| committer | Nadav Rotem <nrotem@apple.com> | 2013-07-29 05:13:00 +0000 |
| commit | 3202f6cdb9193fe5365462118f499f6e164a1738 (patch) | |
| tree | 03539c65d2ef9bf25e007f72515463329b8308ea /test/Transforms | |
| parent | 15658b290817d6f198ab08910a2d754ba11164d1 (diff) | |
| download | external_llvm-3202f6cdb9193fe5365462118f499f6e164a1738.zip external_llvm-3202f6cdb9193fe5365462118f499f6e164a1738.tar.gz external_llvm-3202f6cdb9193fe5365462118f499f6e164a1738.tar.bz2 | |
Don't vectorize when the attribute NoImplicitFloat is used.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@187340 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/Transforms')
| -rw-r--r-- | test/Transforms/SLPVectorizer/X86/implicitfloat.ll | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/test/Transforms/SLPVectorizer/X86/implicitfloat.ll b/test/Transforms/SLPVectorizer/X86/implicitfloat.ll new file mode 100644 index 0000000..f63f268 --- /dev/null +++ b/test/Transforms/SLPVectorizer/X86/implicitfloat.ll @@ -0,0 +1,25 @@ +; RUN: opt < %s -basicaa -slp-vectorizer -dce -S -mtriple=x86_64-apple-macosx10.8.0 -mcpu=corei7-avx | FileCheck %s + +target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128" +target triple = "x86_64-apple-macosx10.8.0" + +; Don't vectorize when noimplicitfloat is used. +; CHECK: test1 +; CHECK-NOT: store <2 x double> +; CHECK: ret +define void @test1(double* %a, double* %b, double* %c) noimplicitfloat { ; <------ noimplicitfloat attribute here! +entry: + %i0 = load double* %a, align 8 + %i1 = load double* %b, align 8 + %mul = fmul double %i0, %i1 + %arrayidx3 = getelementptr inbounds double* %a, i64 1 + %i3 = load double* %arrayidx3, align 8 + %arrayidx4 = getelementptr inbounds double* %b, i64 1 + %i4 = load double* %arrayidx4, align 8 + %mul5 = fmul double %i3, %i4 + store double %mul, double* %c, align 8 + %arrayidx5 = getelementptr inbounds double* %c, i64 1 + store double %mul5, double* %arrayidx5, align 8 + ret void +} + |