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| author | Nadav Rotem <nadav.rotem@intel.com> | 2012-04-21 20:08:32 +0000 |
|---|---|---|
| committer | Nadav Rotem <nadav.rotem@intel.com> | 2012-04-21 20:08:32 +0000 |
| commit | 31caa27bf5b4204c973ac0b3325dd86adfb6c9bf (patch) | |
| tree | 82eecb85359c5e98c4823e49ead405e22df9ae92 /llvm/test | |
| parent | 6eadae8e60aa0b3fcbae420ab2494a859ba804dc (diff) | |
| download | bcm5719-llvm-31caa27bf5b4204c973ac0b3325dd86adfb6c9bf.tar.gz bcm5719-llvm-31caa27bf5b4204c973ac0b3325dd86adfb6c9bf.zip | |
Teach getVectorTypeBreakdown about promotion of vectors in addition to widening of vectors.
llvm-svn: 155296
Diffstat (limited to 'llvm/test')
| -rw-r--r-- | llvm/test/CodeGen/X86/2011-04-19-sclr-bb.ll | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/X86/2011-04-19-sclr-bb.ll b/llvm/test/CodeGen/X86/2011-04-19-sclr-bb.ll new file mode 100644 index 00000000000..771e4b3a081 --- /dev/null +++ b/llvm/test/CodeGen/X86/2011-04-19-sclr-bb.ll @@ -0,0 +1,21 @@ +; RUN: llc < %s -mtriple=x86_64-apple-darwin -mcpu=corei7 | FileCheck %s + +; Make sure that values of illegal types are not scalarized between basic blocks. +;CHECK: test +;CHECK-NOT: pinsrw +;CHECK-NOT: pextrb +;CHECK: ret +define void @test(i1 %cond) { +ENTRY: + br label %LOOP +LOOP: + %vec1 = phi <4 x i1> [ %vec1_or_2, %LOOP ], [ zeroinitializer, %ENTRY ] + %vec2 = phi <4 x i1> [ %vec2_and_1, %LOOP ], [ zeroinitializer, %ENTRY ] + %vec1_or_2 = or <4 x i1> %vec1, %vec2 + %vec2_and_1 = and <4 x i1> %vec2, %vec1 + br i1 %cond, label %LOOP, label %EXIT + +EXIT: + ret void +} + |
