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| author | Yi Jiang <yjiang@apple.com> | 2014-05-05 17:59:14 +0000 |
|---|---|---|
| committer | Yi Jiang <yjiang@apple.com> | 2014-05-05 17:59:14 +0000 |
| commit | 606660f1f3aade24be4946c520af4c4b8230100b (patch) | |
| tree | 878f448e5cf0fb8f96ea7abba1fe47f886d8c77f /test/Transforms/SLPVectorizer | |
| parent | b85d6905b5284aa259d398889771930a5b1db2c0 (diff) | |
| download | llvm-606660f1f3aade24be4946c520af4c4b8230100b.tar.gz llvm-606660f1f3aade24be4946c520af4c4b8230100b.tar.bz2 llvm-606660f1f3aade24be4946c520af4c4b8230100b.tar.xz | |
Always set alignment of vectorized LD/ST in SLP-Vectorizer. <rdar://problem/16812145>
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@207983 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/Transforms/SLPVectorizer')
| -rw-r--r-- | test/Transforms/SLPVectorizer/X86/align.ll | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/test/Transforms/SLPVectorizer/X86/align.ll b/test/Transforms/SLPVectorizer/X86/align.ll new file mode 100644 index 0000000000..f5865733cc --- /dev/null +++ b/test/Transforms/SLPVectorizer/X86/align.ll @@ -0,0 +1,27 @@ +; RUN: opt < %s -basicaa -slp-vectorizer -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" + +; Simple 3-pair chain with loads and stores +; CHECK: test1 +define void @test1(double* %a, double* %b, double* %c) { +entry: + %agg.tmp.i.i.sroa.0 = alloca [3 x double], align 16 +; CHECK: %[[V0:[0-9]+]] = load <2 x double>* %[[V2:[0-9]+]], align 8 + %i0 = load double* %a + %i1 = load double* %b + %mul = fmul double %i0, %i1 + %store1 = getelementptr inbounds [3 x double]* %agg.tmp.i.i.sroa.0, i64 0, i64 1 + %store2 = getelementptr inbounds [3 x double]* %agg.tmp.i.i.sroa.0, i64 0, i64 2 + %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 +; CHECK: store <2 x double> %[[V1:[0-9]+]], <2 x double>* %[[V2:[0-9]+]], align 8 + store double %mul, double* %store1 + store double %mul5, double* %store2, align 16 +; CHECK: ret + ret void +} |