Introduce x87 port

src/x87/assembler-x87-inl.h

Index: src/x87/assembler-x87-inl.h
diff --git a/src/ia32/assembler-ia32-inl.h b/src/x87/assembler-x87-inl.h
similarity index 97%
copy from src/ia32/assembler-ia32-inl.h
copy to src/x87/assembler-x87-inl.h
index 913e1c1aaa8381c3700291ce772335e117dd4e20..56e82501f115771b176b122ff7725aedee9817e6 100644
--- a/src/ia32/assembler-ia32-inl.h
+++ b/src/x87/assembler-x87-inl.h
@@ -34,10 +34,10 @@
 
 // A light-weight IA32 Assembler.
 
-#ifndef V8_IA32_ASSEMBLER_IA32_INL_H_
-#define V8_IA32_ASSEMBLER_IA32_INL_H_
+#ifndef V8_X87_ASSEMBLER_X87_INL_H_
+#define V8_X87_ASSEMBLER_X87_INL_H_
 
-#include "ia32/assembler-ia32.h"
+#include "x87/assembler-x87.h"
 
 #include "cpu.h"
 #include "debug.h"
@@ -45,7 +45,7 @@
 namespace v8 {
 namespace internal {
 
-bool CpuFeatures::SupportsCrankshaft() { return true; }
+bool CpuFeatures::SupportsCrankshaft() { return false; }
 
 
 static const byte kCallOpcode = 0xE8;
@@ -63,7 +63,7 @@ void RelocInfo::apply(intptr_t delta, ICacheFlushMode icache_flush_mode) {
     if (*pc_ == kCallOpcode) {
       int32_t* p = reinterpret_cast<int32_t*>(pc_ + 1);
       *p -= delta;  // Relocate entry.
-    if (flush_icache) CPU::FlushICache(p, sizeof(uint32_t));
+      if (flush_icache) CPU::FlushICache(p, sizeof(uint32_t));
     }
   } else if (rmode_ == JS_RETURN && IsPatchedReturnSequence()) {
     // Special handling of js_return when a break point is set (call
@@ -115,6 +115,7 @@ void RelocInfo::set_target_address(Address target,
                                    WriteBarrierMode write_barrier_mode,
                                    ICacheFlushMode icache_flush_mode) {
   Assembler::set_target_address_at(pc_, host_, target, icache_flush_mode);
+  Assembler::set_target_address_at(pc_, host_, target);
   ASSERT(IsCodeTarget(rmode_) || IsRuntimeEntry(rmode_));
   if (write_barrier_mode == UPDATE_WRITE_BARRIER && host() != NULL &&
       IsCodeTarget(rmode_)) {
@@ -549,12 +550,6 @@ Operand::Operand(Register reg) {
 }
 
 
-Operand::Operand(XMMRegister xmm_reg) {
-  Register reg = { xmm_reg.code() };
-  set_modrm(3, reg);
-}
-
-
 Operand::Operand(int32_t disp, RelocInfo::Mode rmode) {
   // [disp/r]
   set_modrm(0, ebp);
@@ -563,4 +558,4 @@ Operand::Operand(int32_t disp, RelocInfo::Mode rmode) {
 
 } }  // namespace v8::internal
 
-#endif  // V8_IA32_ASSEMBLER_IA32_INL_H_
+#endif  // V8_X87_ASSEMBLER_X87_INL_H_