runtime/vm/assembler_x64.h - Issue 14122002: Use rep_movsb for copying one-byte strings in substring intrinsic.

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Unified Diff: runtime/vm/assembler_x64.h

Issue 14122002: Use rep_movsb for copying one-byte strings in substring intrinsic. (Closed) Base URL: http://dart.googlecode.com/svn/branches/bleeding_edge/dart/

Patch Set: Created 7 years, 8 months ago

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Index: runtime/vm/assembler_x64.h

===================================================================

--- runtime/vm/assembler_x64.h (revision 21290)

+++ runtime/vm/assembler_x64.h (working copy)

@@ -370,6 +370,8 @@

void movsxd(Register dst, Register src);

void movsxd(Register dst, const Address& src);

+ void rep_movsb();

void leaq(Register dst, const Address& src);

void movss(XmmRegister dst, const Address& src);

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