Revision: 3996
Author: [email protected]
Date: Tue Mar 2 05:22:04 2010
Log: Add cld before doing rep movs.
Review URL: http://codereview.chromium.org/661368
http://code.google.com/p/v8/source/detail?r=3996
Modified:
/branches/bleeding_edge/src/ia32/codegen-ia32.cc
=======================================
--- /branches/bleeding_edge/src/ia32/codegen-ia32.cc Mon Mar 1 08:24:05
2010
+++ /branches/bleeding_edge/src/ia32/codegen-ia32.cc Tue Mar 2 05:22:04
2010
@@ -10922,6 +10922,7 @@
// Copy from edi to esi using rep movs instruction.
__ mov(scratch, count);
__ sar(count, 2); // Number of doublewords to copy.
+ __ cld();
__ rep_movs();
// Find number of bytes left.
--
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