If ISD::ANY_EXTEND fails, try ISD::ZERO_EXTEND and ISD::SIGN_EXTEND before giving up. This fixes 445.gobmk on
X86-64 in fast isel.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@56088 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/X86/X86FastISel.cpp b/lib/Target/X86/X86FastISel.cpp
index 9487511..981f5a7 100644
--- a/lib/Target/X86/X86FastISel.cpp
+++ b/lib/Target/X86/X86FastISel.cpp
@@ -857,6 +857,13 @@
case CCValAssign::AExt: {
bool Emitted = X86FastEmitExtend(ISD::ANY_EXTEND, VA.getLocVT(),
Arg, ArgVT, Arg);
+ if (!Emitted)
+ Emitted = X86FastEmitExtend(ISD::ZERO_EXTEND, VA.getLocVT(),
+ Arg, ArgVT, Arg);
+ if (!Emitted)
+ Emitted = X86FastEmitExtend(ISD::SIGN_EXTEND, VA.getLocVT(),
+ Arg, ArgVT, Arg);
+
assert(Emitted && "Failed to emit a aext!");
ArgVT = VA.getLocVT();
break;