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

Issue 147201: X64 Implementation: Implement floating-point compare (Closed) Base URL: http://v8.googlecode.com/svn/branches/bleeding_edge/
Patch Set: Created 11 years, 6 months ago
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Index: src/x64/macro-assembler-x64.cc
===================================================================
--- src/x64/macro-assembler-x64.cc (revision 2278)
+++ src/x64/macro-assembler-x64.cc (working copy)
@@ -420,6 +420,15 @@
}
+void MacroAssembler::FCmp() {
+ fcompp();
+ push(rax);
+ fnstsw_ax();
+ sahf();
Lasse Reichstein 2009/06/26 09:41:04 Add comment that sahf isn't safe to use. We shoul
William Hesse 2009/06/26 19:45:59 Done.
+ pop(rax);
+}
+
+
void MacroAssembler::CmpObjectType(Register heap_object,
InstanceType type,
Register map) {
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