[llvm-commits] [llvm] r56088 - /llvm/trunk/lib/Target/X86/X86FastISel.cpp

[Owen Anderson]

Author: resistor
Date: Wed Sep 10 21:41:37 2008
New Revision: 56088

URL: http://llvm.org/viewvc/llvm-project?rev=56088&view=rev
Log:
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.

Modified:
    llvm/trunk/lib/Target/X86/X86FastISel.cpp

Modified: llvm/trunk/lib/Target/X86/X86FastISel.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86FastISel.cpp?rev=56088&r1=56087&r2=56088&view=diff

==============================================================================
--- llvm/trunk/lib/Target/X86/X86FastISel.cpp (original)
+++ llvm/trunk/lib/Target/X86/X86FastISel.cpp Wed Sep 10 21:41:37 2008
@@ -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;