Revert "Enhance BranchProbabilityInfo::calcUnreachableHeuristics for InvokeInst"

[oota-llvm.git] / test / CodeGen / X86 / 2008-09-05-sinttofp-2xi32.ll

diff --git a/test/CodeGen/X86/2008-09-05-sinttofp-2xi32.ll b/test/CodeGen/X86/2008-09-05-sinttofp-2xi32.ll
index 60be0d51e7e74ba0be928ee20457502ef5417fc9..84d373d70a2dc025ac370927b2ac57711066f01f 100644 (file)
--- a/test/CodeGen/X86/2008-09-05-sinttofp-2xi32.ll
+++ b/test/CodeGen/X86/2008-09-05-sinttofp-2xi32.ll
@@ -1,15 +1,42 @@
-; RUN: llc < %s -march=x86 -mattr=+sse2 | grep cvttpd2pi | count 1
-; RUN: llc < %s -march=x86 -mattr=+sse2 | grep cvtpi2pd | count 1
-; PR2687
+; RUN: llc < %s -march=x86 -mattr=+sse2,+mmx | FileCheck %s
+; originally from PR2687, but things don't work that way any more.
+; there are no MMX instructions here; we use XMM.
 
 define <2 x double> @a(<2 x i32> %x) nounwind {
 entry:
+; CHECK-LABEL: a
+; CHECK-NOT: unpcklpd
   %y = sitofp <2 x i32> %x to <2 x double>
   ret <2 x double> %y
 }
 
 define <2 x i32> @b(<2 x double> %x) nounwind {
 entry:
+; CHECK-LABEL: b
+; CHECK-NOT: unpckhpd
   %y = fptosi <2 x double> %x to <2 x i32>
   ret <2 x i32> %y
 }
+
+; This is how to get MMX instructions.
+
+define <2 x double> @a2(x86_mmx %x) nounwind {
+entry:
+; CHECK-LABEL: a2
+; CHECK: cvtpi2pd
+; CHECK-NOT: cvtpi2pd
+  %y = tail call <2 x double> @llvm.x86.sse.cvtpi2pd(x86_mmx %x)
+  ret <2 x double> %y
+}
+
+define x86_mmx @b2(<2 x double> %x) nounwind {
+entry:
+; CHECK-LABEL: b2
+; CHECK: cvttpd2pi
+; CHECK-NOT: cvttpd2pi
+  %y = tail call x86_mmx @llvm.x86.sse.cvttpd2pi (<2 x double> %x)
+  ret x86_mmx %y
+}
+
+declare <2 x double> @llvm.x86.sse.cvtpi2pd(x86_mmx)
+declare x86_mmx @llvm.x86.sse.cvttpd2pi(<2 x double>)