Fix a (u)comiss intrinsic lowering bug. It was using anyext which can return junk in higher bits. Patch by Nate Begeman.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@54903 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CodeGen/X86/2008-08-17-UComiCodeGenBug.ll b/test/CodeGen/X86/2008-08-17-UComiCodeGenBug.ll
new file mode 100644
index 0000000..b09211d
--- /dev/null
+++ b/test/CodeGen/X86/2008-08-17-UComiCodeGenBug.ll
@@ -0,0 +1,9 @@
+; RUN: llvm-as < %s | llc -mtriple=x86_64-apple-darwin | grep movzbl
+
+define i32 @foo(<4 x float> %a, <4 x float> %b) nounwind {
+entry:
+ tail call i32 @llvm.x86.sse.ucomige.ss( <4 x float> %a, <4 x float> %b ) nounwind readnone
+ ret i32 %0
+}
+
+declare i32 @llvm.x86.sse.ucomige.ss(<4 x float>, <4 x float>) nounwind readnone