Improve generated code for non-smi bit operations by...

src/assembler-ia32.cc

Index: src/assembler-ia32.cc
===================================================================
--- src/assembler-ia32.cc	(revision 1324)
+++ src/assembler-ia32.cc	(working copy)
@@ -1614,6 +1614,14 @@
 }
 
 
+void Assembler::fisttp_d(const Operand& adr) {
+  EnsureSpace ensure_space(this);
+  last_pc_ = pc_;
+  EMIT(0xDD);
+  emit_operand(ecx, adr);
+}
+
+
 void Assembler::fist_s(const Operand& adr) {
   EnsureSpace ensure_space(this);
   last_pc_ = pc_;
@@ -1809,6 +1817,14 @@
 }
 
 
+void Assembler::fnclex() {
+  EnsureSpace ensure_space(this);
+  last_pc_ = pc_;
+  EMIT(0xDB);
+  EMIT(0xE2);
+}
+
+
 void Assembler::sahf() {
   EnsureSpace ensure_space(this);
   last_pc_ = pc_;