From c8f293b4f906c70a9c7a609afe061245ecdab084 Mon Sep 17 00:00:00 2001 From: Bill Wendling Date: Sat, 16 Jun 2007 06:31:47 +0000 Subject: [PATCH] Testcase for MMX int to MMX register failure. llvm-svn: 37612 --- llvm/test/CodeGen/X86/2007-06-15-IntToMMX.ll | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) create mode 100644 llvm/test/CodeGen/X86/2007-06-15-IntToMMX.ll diff --git a/llvm/test/CodeGen/X86/2007-06-15-IntToMMX.ll b/llvm/test/CodeGen/X86/2007-06-15-IntToMMX.ll new file mode 100644 index 000000000000..e608ac3ecb97 --- /dev/null +++ b/llvm/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()