[llvm-commits] CVS: llvm/lib/Target/X86/X86ISelLowering.cpp

[Chris Lattner]

Changes in directory llvm/lib/Target/X86:

X86ISelLowering.cpp updated: 1.388 -> 1.389
---
Log message:

Fix mmx paddq, add support for the 'y' register class, though it isn't tested.


---
Diffs of the changes:  (+5 -1)

 X86ISelLowering.cpp |    6 +++++-
 1 files changed, 5 insertions(+), 1 deletion(-)


Index: llvm/lib/Target/X86/X86ISelLowering.cpp
diff -u llvm/lib/Target/X86/X86ISelLowering.cpp:1.388 
llvm/lib/Target/X86/X86ISelLowering.cpp:1.389
--- llvm/lib/Target/X86/X86ISelLowering.cpp:1.388       Mon Apr  9 18:31:19 2007
+++ llvm/lib/Target/X86/X86ISelLowering.cpp     Wed Apr 11 23:14:49 2007
@@ -321,6 +321,7 @@
     setOperationAction(ISD::ADD,                MVT::v8i8,  Legal);
     setOperationAction(ISD::ADD,                MVT::v4i16, Legal);
     setOperationAction(ISD::ADD,                MVT::v2i32, Legal);
+    setOperationAction(ISD::ADD,                MVT::v1i64, Legal);
 
     setOperationAction(ISD::SUB,                MVT::v8i8,  Legal);
     setOperationAction(ISD::SUB,                MVT::v4i16, Legal);
@@ -4636,7 +4637,10 @@
       else if (VT == MVT::i8)
         return std::make_pair(0U, X86::GR8RegisterClass);
       break;
-    // FIXME: not handling MMX registers yet ('y' constraint).
+    case 'y':   // MMX_REGS if MMX allowed.
+      if (!Subtarget->hasMMX()) break;
+      return std::make_pair(0U, X86::VR64RegisterClass);
+      break;
     case 'Y':   // SSE_REGS if SSE2 allowed
       if (!Subtarget->hasSSE2()) break;
       // FALL THROUGH.



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