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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 | db3461662e7945e04fe42e0d606581bba73c29dc (patch) | |
| tree | feeaf6846d0ccb96f145d1e9162c9b9b4d77af50 /test/CodeGen/X86/2011-04-19-sclr-bb.ll | |
| parent | 9e401f22ec4d1fc42c22802fef1479180ca31600 (diff) | |
| download | external_llvm-db3461662e7945e04fe42e0d606581bba73c29dc.zip external_llvm-db3461662e7945e04fe42e0d606581bba73c29dc.tar.gz external_llvm-db3461662e7945e04fe42e0d606581bba73c29dc.tar.bz2 | |
Teach getVectorTypeBreakdown about promotion of vectors in addition to widening of vectors.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@155296 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGen/X86/2011-04-19-sclr-bb.ll')
| -rw-r--r-- | test/CodeGen/X86/2011-04-19-sclr-bb.ll | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/test/CodeGen/X86/2011-04-19-sclr-bb.ll b/test/CodeGen/X86/2011-04-19-sclr-bb.ll new file mode 100644 index 0000000..771e4b3 --- /dev/null +++ b/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 +} + |