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author | Eli Friedman <eli.friedman@gmail.com> | 2011-11-07 22:51:10 +0000 |
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committer | Eli Friedman <eli.friedman@gmail.com> | 2011-11-07 22:51:10 +0000 |
commit | 1b4f6f2532e9a6a99fcab5fde5b4a2187c9c9c2b (patch) | |
tree | d92817d53bf883524f879ceee0cf2464cc1c1746 /test | |
parent | 56c2b109f73f895b591d2303128c8adcf0bc2c3d (diff) | |
download | external_llvm-1b4f6f2532e9a6a99fcab5fde5b4a2187c9c9c2b.zip external_llvm-1b4f6f2532e9a6a99fcab5fde5b4a2187c9c9c2b.tar.gz external_llvm-1b4f6f2532e9a6a99fcab5fde5b4a2187c9c9c2b.tar.bz2 |
Add a bunch of calls to RemoveDeadNode in LegalizeDAG, so legalization doesn't get confused by CSE later on. Fixes PR11318.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@144034 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test')
-rw-r--r-- | test/CodeGen/X86/2011-11-07-LegalizeBuildVector.ll | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/test/CodeGen/X86/2011-11-07-LegalizeBuildVector.ll b/test/CodeGen/X86/2011-11-07-LegalizeBuildVector.ll new file mode 100644 index 0000000..d316470 --- /dev/null +++ b/test/CodeGen/X86/2011-11-07-LegalizeBuildVector.ll @@ -0,0 +1,14 @@ +; RUN: llc < %s -march=x86 -mattr=+avx | FileCheck %s + +; We don't really care what this outputs; just make sure it's somewhat sane. +; CHECK: legalize_test +; CHECK: vmovups +define void @legalize_test(i32 %x, <8 x i32>* %p) nounwind { +entry: + %t1 = insertelement <8 x i32> <i32 undef, i32 undef, i32 15, i32 15, i32 15, i32 15, i32 15, i32 15>, i32 %x, i32 0 + %t2 = shufflevector <8 x i32> %t1, <8 x i32> zeroinitializer, <8 x i32> <i32 0, i32 9, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7> + %int2float = sitofp <8 x i32> %t2 to <8 x float> + %blendAsInt.i821 = bitcast <8 x float> %int2float to <8 x i32> + store <8 x i32> %blendAsInt.i821, <8 x i32>* %p, align 4 + ret void +} |