Disallow dereferencing deferred handles when generating optimized code.

src/ia32/assembler-ia32.cc

Index: src/ia32/assembler-ia32.cc
diff --git a/src/ia32/assembler-ia32.cc b/src/ia32/assembler-ia32.cc
index 32fe6a9c1052e94522b24129808531c277928cea..7b32f1b1de1c97ec7dbfdeb79ec11c1f2f2a4bba 100644
--- a/src/ia32/assembler-ia32.cc
+++ b/src/ia32/assembler-ia32.cc
@@ -1459,7 +1459,7 @@ void Assembler::call(Handle<Code> code,
   EnsureSpace ensure_space(this);
   ASSERT(RelocInfo::IsCodeTarget(rmode));
   EMIT(0xE8);
-  emit(reinterpret_cast<intptr_t>(code.location()), rmode, ast_id);
+  emit(code, rmode, ast_id);
 }
 
 
@@ -1513,7 +1513,7 @@ void Assembler::jmp(Handle<Code> code, RelocInfo::Mode rmode) {
   EnsureSpace ensure_space(this);
   ASSERT(RelocInfo::IsCodeTarget(rmode));
   EMIT(0xE9);
-  emit(reinterpret_cast<intptr_t>(code.location()), rmode);
+  emit(code, rmode);
 }
 
 
@@ -1568,7 +1568,7 @@ void Assembler::j(Condition cc, Handle<Code> code) {
   // 0000 1111 1000 tttn #32-bit disp
   EMIT(0x0F);
   EMIT(0x80 | cc);
-  emit(reinterpret_cast<intptr_t>(code.location()), RelocInfo::CODE_TARGET);
+  emit(code, RelocInfo::CODE_TARGET);
 }