diff options
Diffstat (limited to 'test/CodeGen/X86/2007-06-15-IntToMMX.ll')
| -rw-r--r-- | test/CodeGen/X86/2007-06-15-IntToMMX.ll | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/test/CodeGen/X86/2007-06-15-IntToMMX.ll b/test/CodeGen/X86/2007-06-15-IntToMMX.ll new file mode 100644 index 0000000000..e608ac3ecb --- /dev/null +++ b/test/CodeGen/X86/2007-06-15-IntToMMX.ll @@ -0,0 +1,17 @@ +; RUN: llvm-as < %s | llc -march=x86-64 -mattr=+mmx | grep paddusw +@R = external global <1 x i64> ; <<1 x i64>*> [#uses=1] + +define void @foo(<1 x i64> %A, <1 x i64> %B) { +entry: + %tmp4 = bitcast <1 x i64> %B to <4 x i16> ; <<4 x i16>> [#uses=1] + %tmp6 = bitcast <1 x i64> %A to <4 x i16> ; <<4 x i16>> [#uses=1] + %tmp7 = tail call <4 x i16> @llvm.x86.mmx.paddus.w( <4 x i16> %tmp6, <4 x i16> %tmp4 ) ; <<4 x i16>> [#uses=1] + %tmp8 = bitcast <4 x i16> %tmp7 to <1 x i64> ; <<1 x i64>> [#uses=1] + store <1 x i64> %tmp8, <1 x i64>* @R + tail call void @llvm.x86.mmx.emms( ) + ret void +} + +declare <4 x i16> @llvm.x86.mmx.paddus.w(<4 x i16>, <4 x i16>) + +declare void @llvm.x86.mmx.emms() |