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

Issue 172133003: Harmony: optimize Math.clz32. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: fix Created 6 years, 10 months ago
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Index: src/x64/assembler-x64.cc
diff --git a/src/x64/assembler-x64.cc b/src/x64/assembler-x64.cc
index e7c20bb150820a9425d339a74458efb87a4a85b7..e7784259707cb1a046a8bf221d0ecc404bc131e5 100644
--- a/src/x64/assembler-x64.cc
+++ b/src/x64/assembler-x64.cc
@@ -750,6 +750,15 @@ void Assembler::bts(const Operand& dst, Register src) {
}
+void Assembler::bsrl(Register dst, Register src) {
+ EnsureSpace ensure_space(this);
+ emit_optional_rex_32(dst, src);
+ emit(0x0F);
+ emit(0xBD);
+ emit_modrm(dst, src);
+}
+
+
void Assembler::call(Label* L) {
positions_recorder()->WriteRecordedPositions();
EnsureSpace ensure_space(this);
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