src/x64/assembler-x64.cc - Issue 11852007: Optimize the emitted instruction of random function for X64

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Unified Diff: src/x64/assembler-x64.cc

Issue 11852007: Optimize the emitted instruction of random function for X64 (Closed) Base URL: http://v8.googlecode.com/svn/branches/bleeding_edge/

Patch Set: Created 7 years, 11 months ago

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Index: src/x64/assembler-x64.cc

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

--- src/x64/assembler-x64.cc (revision 13406)

+++ src/x64/assembler-x64.cc (working copy)

@@ -1646,6 +1646,15 @@

}

+void Assembler::movzxwl(Register dst, Register src) {

+ EnsureSpace ensure_space(this);

+ emit_optional_rex_32(dst, src);

+ emit(0x0F);

+ emit(0xB7);

+ emit_modrm(dst, src);

void Assembler::repmovsb() {

EnsureSpace ensure_space(this);

emit(0xF3);

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