Author: evancheng
Date: Mon Sep 10 17:16:37 2007
New Revision: 41810
URL: http://llvm.org/viewvc/llvm-project?rev=41810&view=rev
Log:
New entry.
Modified:
llvm/trunk/lib/Target/X86/README.txt
Modified: llvm/trunk/lib/Target/X86/README.txt
URL:
http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/README.txt?rev=41810&r1=41809&r2=41810&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/README.txt (original)
+++ llvm/trunk/lib/Target/X86/README.txt Mon Sep 10 17:16:37 2007
@@ -1205,3 +1205,6 @@
//===---------------------------------------------------------------------===//
+
+Re-materialize MOV32r0 etc. with xor instead of changing them to moves if the
+condition register is dead. xor reg reg is shorter than mov reg, #0.
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