Version 3.2.7

Disabled the original 'classic' V8 code generator.  Crankshaft is now the default on all platforms.

Changed the heap profiler to use more descriptive names.

Performance and stability improvements to isolates on all platforms.

git-svn-id: http://v8.googlecode.com/svn/trunk@7491 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
diff --git a/src/ia32/code-stubs-ia32.cc b/src/ia32/code-stubs-ia32.cc
index 96faae9..78daf7c 100644
--- a/src/ia32/code-stubs-ia32.cc
+++ b/src/ia32/code-stubs-ia32.cc
@@ -771,7 +771,7 @@
         // number in eax.
         __ AllocateHeapNumber(eax, ecx, ebx, slow);
         // Store the result in the HeapNumber and return.
-        if (masm->isolate()->cpu_features()->IsSupported(SSE2)) {
+        if (CpuFeatures::IsSupported(SSE2)) {
           CpuFeatures::Scope use_sse2(SSE2);
           __ cvtsi2sd(xmm0, Operand(left));
           __ movdbl(FieldOperand(eax, HeapNumber::kValueOffset), xmm0);
@@ -821,7 +821,7 @@
       }
       if (runtime_operands_type_ != BinaryOpIC::UNINIT_OR_SMI) {
         __ AllocateHeapNumber(ecx, ebx, no_reg, slow);
-        if (masm->isolate()->cpu_features()->IsSupported(SSE2)) {
+        if (CpuFeatures::IsSupported(SSE2)) {
           CpuFeatures::Scope use_sse2(SSE2);
           FloatingPointHelper::LoadSSE2Smis(masm, ebx);
           switch (op_) {
@@ -926,7 +926,7 @@
         }
 
         Label not_floats;
-        if (masm->isolate()->cpu_features()->IsSupported(SSE2)) {
+        if (CpuFeatures::IsSupported(SSE2)) {
           CpuFeatures::Scope use_sse2(SSE2);
           if (static_operands_type_.IsNumber()) {
             if (FLAG_debug_code) {
@@ -1060,7 +1060,7 @@
             default: UNREACHABLE();
           }
           // Store the result in the HeapNumber and return.
-          if (masm->isolate()->cpu_features()->IsSupported(SSE2)) {
+          if (CpuFeatures::IsSupported(SSE2)) {
             CpuFeatures::Scope use_sse2(SSE2);
             __ cvtsi2sd(xmm0, Operand(ebx));
             __ movdbl(FieldOperand(eax, HeapNumber::kValueOffset), xmm0);
@@ -1660,7 +1660,7 @@
         // number in eax.
         __ AllocateHeapNumber(eax, ecx, ebx, slow);
         // Store the result in the HeapNumber and return.
-        if (masm->isolate()->cpu_features()->IsSupported(SSE2)) {
+        if (CpuFeatures::IsSupported(SSE2)) {
           CpuFeatures::Scope use_sse2(SSE2);
           __ cvtsi2sd(xmm0, Operand(left));
           __ movdbl(FieldOperand(eax, HeapNumber::kValueOffset), xmm0);
@@ -1705,7 +1705,7 @@
             break;
         }
         __ AllocateHeapNumber(ecx, ebx, no_reg, slow);
-        if (masm->isolate()->cpu_features()->IsSupported(SSE2)) {
+        if (CpuFeatures::IsSupported(SSE2)) {
           CpuFeatures::Scope use_sse2(SSE2);
           FloatingPointHelper::LoadSSE2Smis(masm, ebx);
           switch (op_) {
@@ -1837,7 +1837,7 @@
     case Token::DIV: {
       Label not_floats;
       Label not_int32;
-      if (masm->isolate()->cpu_features()->IsSupported(SSE2)) {
+      if (CpuFeatures::IsSupported(SSE2)) {
         CpuFeatures::Scope use_sse2(SSE2);
         FloatingPointHelper::LoadSSE2Operands(masm, &not_floats);
         FloatingPointHelper::CheckSSE2OperandsAreInt32(masm, &not_int32, ecx);
@@ -1958,7 +1958,7 @@
           default: UNREACHABLE();
         }
         // Store the result in the HeapNumber and return.
-        if (masm->isolate()->cpu_features()->IsSupported(SSE2)) {
+        if (CpuFeatures::IsSupported(SSE2)) {
           CpuFeatures::Scope use_sse2(SSE2);
           __ cvtsi2sd(xmm0, Operand(ebx));
           __ movdbl(FieldOperand(eax, HeapNumber::kValueOffset), xmm0);
@@ -2070,7 +2070,7 @@
     case Token::MUL:
     case Token::DIV: {
       Label not_floats;
-      if (masm->isolate()->cpu_features()->IsSupported(SSE2)) {
+      if (CpuFeatures::IsSupported(SSE2)) {
         CpuFeatures::Scope use_sse2(SSE2);
         FloatingPointHelper::LoadSSE2Operands(masm, &not_floats);
 
@@ -2173,7 +2173,7 @@
           default: UNREACHABLE();
         }
         // Store the result in the HeapNumber and return.
-        if (masm->isolate()->cpu_features()->IsSupported(SSE2)) {
+        if (CpuFeatures::IsSupported(SSE2)) {
           CpuFeatures::Scope use_sse2(SSE2);
           __ cvtsi2sd(xmm0, Operand(ebx));
           __ movdbl(FieldOperand(eax, HeapNumber::kValueOffset), xmm0);
@@ -2275,7 +2275,7 @@
     case Token::MUL:
     case Token::DIV: {
       Label not_floats;
-      if (masm->isolate()->cpu_features()->IsSupported(SSE2)) {
+      if (CpuFeatures::IsSupported(SSE2)) {
         CpuFeatures::Scope use_sse2(SSE2);
         FloatingPointHelper::LoadSSE2Operands(masm, &not_floats);
 
@@ -2373,7 +2373,7 @@
           default: UNREACHABLE();
         }
         // Store the result in the HeapNumber and return.
-        if (masm->isolate()->cpu_features()->IsSupported(SSE2)) {
+        if (CpuFeatures::IsSupported(SSE2)) {
           CpuFeatures::Scope use_sse2(SSE2);
           __ cvtsi2sd(xmm0, Operand(ebx));
           __ movdbl(FieldOperand(eax, HeapNumber::kValueOffset), xmm0);
@@ -2572,7 +2572,7 @@
 
     __ bind(&loaded);
   } else {  // UNTAGGED.
-    if (masm->isolate()->cpu_features()->IsSupported(SSE4_1)) {
+    if (CpuFeatures::IsSupported(SSE4_1)) {
       CpuFeatures::Scope sse4_scope(SSE4_1);
       __ pextrd(Operand(edx), xmm1, 0x1);  // copy xmm1[63..32] to edx.
     } else {
@@ -2826,8 +2826,7 @@
   Label done, right_exponent, normal_exponent;
   Register scratch = ebx;
   Register scratch2 = edi;
-  if (type_info.IsInteger32() &&
-      masm->isolate()->cpu_features()->IsEnabled(SSE2)) {
+  if (type_info.IsInteger32() && CpuFeatures::IsSupported(SSE2)) {
     CpuFeatures::Scope scope(SSE2);
     __ cvttsd2si(ecx, FieldOperand(source, HeapNumber::kValueOffset));
     return;
@@ -3375,7 +3374,7 @@
     IntegerConvert(masm,
                    eax,
                    TypeInfo::Unknown(),
-                   masm->isolate()->cpu_features()->IsSupported(SSE3),
+                   CpuFeatures::IsSupported(SSE3),
                    &slow);
 
     // Do the bitwise operation and check if the result fits in a smi.
@@ -3398,7 +3397,7 @@
       __ AllocateHeapNumber(ebx, edx, edi, &slow);
       __ mov(eax, Operand(ebx));
     }
-    if (masm->isolate()->cpu_features()->IsSupported(SSE2)) {
+    if (CpuFeatures::IsSupported(SSE2)) {
       CpuFeatures::Scope use_sse2(SSE2);
       __ cvtsi2sd(xmm0, Operand(ecx));
       __ movdbl(FieldOperand(eax, HeapNumber::kValueOffset), xmm0);
@@ -4270,7 +4269,7 @@
                         FixedArray::kHeaderSize));
     __ test(probe, Immediate(kSmiTagMask));
     __ j(zero, not_found);
-    if (masm->isolate()->cpu_features()->IsSupported(SSE2)) {
+    if (CpuFeatures::IsSupported(SSE2)) {
       CpuFeatures::Scope fscope(SSE2);
       __ movdbl(xmm0, FieldOperand(object, HeapNumber::kValueOffset));
       __ movdbl(xmm1, FieldOperand(probe, HeapNumber::kValueOffset));
@@ -4509,7 +4508,7 @@
   if (include_number_compare_) {
     Label non_number_comparison;
     Label unordered;
-    if (masm->isolate()->cpu_features()->IsSupported(SSE2)) {
+    if (CpuFeatures::IsSupported(SSE2)) {
       CpuFeatures::Scope use_sse2(SSE2);
       CpuFeatures::Scope use_cmov(CMOV);
 
@@ -6455,8 +6454,7 @@
 
   // Inlining the double comparison and falling back to the general compare
   // stub if NaN is involved or SS2 or CMOV is unsupported.
-  CpuFeatures* cpu_features = masm->isolate()->cpu_features();
-  if (cpu_features->IsSupported(SSE2) && cpu_features->IsSupported(CMOV)) {
+  if (CpuFeatures::IsSupported(SSE2) && CpuFeatures::IsSupported(CMOV)) {
     CpuFeatures::Scope scope1(SSE2);
     CpuFeatures::Scope scope2(CMOV);