diff options
Diffstat (limited to 'test/CodeGen/X86/mmx-punpckhdq.ll')
| -rw-r--r-- | test/CodeGen/X86/mmx-punpckhdq.ll | 19 |
1 files changed, 18 insertions, 1 deletions
diff --git a/test/CodeGen/X86/mmx-punpckhdq.ll b/test/CodeGen/X86/mmx-punpckhdq.ll index 0af7e01..689f7bf 100644 --- a/test/CodeGen/X86/mmx-punpckhdq.ll +++ b/test/CodeGen/X86/mmx-punpckhdq.ll @@ -1,6 +1,9 @@ -; RUN: llc < %s -march=x86 -mattr=+mmx | grep punpckhdq | count 1 +; RUN: llc < %s -march=x86 -mattr=+mmx,+sse42 -mtriple=x86_64-apple-darwin10 | FileCheck %s +; There are no MMX operations in bork; promoted to XMM. define void @bork(<1 x i64>* %x) { +; CHECK: bork +; CHECK: pextrd entry: %tmp2 = load <1 x i64>* %x ; <<1 x i64>> [#uses=1] %tmp6 = bitcast <1 x i64> %tmp2 to <2 x i32> ; <<2 x i32>> [#uses=1] @@ -11,4 +14,18 @@ entry: ret void } +; pork uses MMX. + +define void @pork(x86_mmx* %x) { +; CHECK: pork +; CHECK: punpckhdq +entry: + %tmp2 = load x86_mmx* %x ; <x86_mmx> [#uses=1] + %tmp9 = tail call x86_mmx @llvm.x86.mmx.punpckhdq (x86_mmx %tmp2, x86_mmx %tmp2) + store x86_mmx %tmp9, x86_mmx* %x + tail call void @llvm.x86.mmx.emms( ) + ret void +} + +declare x86_mmx @llvm.x86.mmx.punpckhdq(x86_mmx, x86_mmx) declare void @llvm.x86.mmx.emms() |
