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| author | Nadav Rotem <nrotem@apple.com> | 2012-10-23 18:44:18 +0000 |
|---|---|---|
| committer | Nadav Rotem <nrotem@apple.com> | 2012-10-23 18:44:18 +0000 |
| commit | 6457001f31713ff26a707ddef616341052b1b296 (patch) | |
| tree | 09647884f217774b081f5fa3eb87fea9b9d0cad1 /test | |
| parent | b846719663fb7f7847dacf956696ef257ab88d8e (diff) | |
| download | llvm-6457001f31713ff26a707ddef616341052b1b296.tar.gz llvm-6457001f31713ff26a707ddef616341052b1b296.tar.bz2 llvm-6457001f31713ff26a707ddef616341052b1b296.tar.xz | |
Use the AliasAnalysis isIdentifiedObj because it also understands mallocs and c++ news.
PR14158.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@166491 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test')
| -rw-r--r-- | test/Transforms/LoopVectorize/cpp-new-array.ll | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/test/Transforms/LoopVectorize/cpp-new-array.ll b/test/Transforms/LoopVectorize/cpp-new-array.ll new file mode 100644 index 0000000000..12a91b0791 --- /dev/null +++ b/test/Transforms/LoopVectorize/cpp-new-array.ll @@ -0,0 +1,46 @@ +; RUN: opt < %s -loop-vectorize -dce -instcombine -licm -S | 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" + +;CHECK: @cpp_new_arrays +;CHECK: insertelement <4 x i32> +;CHECK: load <4 x float> +;CHECK: fadd <4 x float> +;CHECK: ret i32 +define i32 @cpp_new_arrays() uwtable ssp { +entry: + %call = call noalias i8* @_Znwm(i64 4) + %0 = bitcast i8* %call to float* + store float 1.000000e+03, float* %0, align 4 + %call1 = call noalias i8* @_Znwm(i64 4) + %1 = bitcast i8* %call1 to float* + store float 1.000000e+03, float* %1, align 4 + %call3 = call noalias i8* @_Znwm(i64 4) + %2 = bitcast i8* %call3 to float* + store float 1.000000e+03, float* %2, align 4 + br label %for.body + +for.body: ; preds = %entry, %for.body + %i.01 = phi i32 [ 0, %entry ], [ %inc, %for.body ] + %idxprom = sext i32 %i.01 to i64 + %arrayidx = getelementptr inbounds float* %0, i64 %idxprom + %3 = load float* %arrayidx, align 4 + %idxprom5 = sext i32 %i.01 to i64 + %arrayidx6 = getelementptr inbounds float* %1, i64 %idxprom5 + %4 = load float* %arrayidx6, align 4 + %add = fadd float %3, %4 + %idxprom7 = sext i32 %i.01 to i64 + %arrayidx8 = getelementptr inbounds float* %2, i64 %idxprom7 + store float %add, float* %arrayidx8, align 4 + %inc = add nsw i32 %i.01, 1 + %cmp = icmp slt i32 %inc, 1000 + br i1 %cmp, label %for.body, label %for.end + +for.end: ; preds = %for.body + %5 = load float* %2, align 4 + %conv10 = fptosi float %5 to i32 + ret i32 %conv10 +} + +declare noalias i8* @_Znwm(i64) |