Changes in directory llvm/lib/Target/X86:
X86ISelDAGToDAG.cpp updated: 1.101 -> 1.102
---
Log message:
Don't performance load/op/store transformation if op produces a floating point
or vector result. X86 does not have load/mod/store variants of those
instructions.
---
Diffs of the changes: (+3 -1)
X86ISelDAGToDAG.cpp | 4 +++-
1 files changed, 3 insertions(+), 1 deletion(-)
Index: llvm/lib/Target/X86/X86ISelDAGToDAG.cpp
diff -u llvm/lib/Target/X86/X86ISelDAGToDAG.cpp:1.101
llvm/lib/Target/X86/X86ISelDAGToDAG.cpp:1.102
--- llvm/lib/Target/X86/X86ISelDAGToDAG.cpp:1.101 Tue Aug 29 13:28:33 2006
+++ llvm/lib/Target/X86/X86ISelDAGToDAG.cpp Tue Aug 29 13:37:37 2006
@@ -312,7 +312,9 @@
SDOperand N1 = I->getOperand(1);
SDOperand N2 = I->getOperand(2);
- if (!N1.hasOneUse())
+ if (MVT::isFloatingPoint(N1.getValueType()) &&
+ MVT::isVector(N1.getValueType()) &&
+ !N1.hasOneUse())
continue;
bool RModW = false;
_______________________________________________
llvm-commits mailing list
llvm-commits@cs.uiuc.edu
http://lists.cs.uiuc.edu/mailman/listinfo/llvm-commits
