Added CallInterfaceDescriptors to all code stubs.

src/ia32/code-stubs-ia32.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/v8.h"
 
 #if V8_TARGET_ARCH_IA32
 
 #include "src/base/bits.h"
 #include "src/bootstrapper.h"
@@ skipping 362 matching lines @@
   __ cmp(scratch, factory->heap_number_map());
   __ j(not_equal, non_float);  // argument in eax is not a number -> NaN
 
   // Fall-through: Both operands are numbers.
   __ bind(&done);
 }
 
 
 void MathPowStub::Generate(MacroAssembler* masm) {
   Factory* factory = isolate()->factory();
-  const Register exponent = eax;
+  const Register exponent = MathPowTaggedDescriptor::exponent();
+  DCHECK(exponent.is(eax));
   const Register base = edx;
   const Register scratch = ecx;
   const XMMRegister double_result = xmm3;
   const XMMRegister double_base = xmm2;
   const XMMRegister double_exponent = xmm1;
   const XMMRegister double_scratch = xmm4;
 
   Label call_runtime, done, exponent_not_smi, int_exponent;
 
   // Save 1 in double_result - we need this several times later on.
@@ skipping 258 matching lines @@
   NamedLoadHandlerCompiler::GenerateLoadFunctionPrototype(masm, receiver, eax,
                                                           ebx, &miss);
   __ bind(&miss);
   PropertyAccessCompiler::TailCallBuiltin(
       masm, PropertyAccessCompiler::MissBuiltin(Code::LOAD_IC));
 }
 
 
 void ArgumentsAccessStub::GenerateReadElement(MacroAssembler* masm) {
   // The key is in edx and the parameter count is in eax.
+  DCHECK(edx.is(ArgumentsAccessReadDescriptor::index()));
+  DCHECK(eax.is(ArgumentsAccessReadDescriptor::parameter_count()));
 
   // The displacement is used for skipping the frame pointer on the
   // stack. It is the offset of the last parameter (if any) relative
   // to the frame pointer.
   static const int kDisplacement = 1 * kPointerSize;
 
   // Check that the key is a smi.
   Label slow;
   __ JumpIfNotSmi(edx, &slow, Label::kNear);
 
@@ skipping 3955 matching lines @@
 
 
 void CallApiGetterStub::Generate(MacroAssembler* masm) {
   // ----------- S t a t e -------------
   //  -- esp[0]                  : return address
   //  -- esp[4]                  : name
   //  -- esp[8 - kArgsLength*4]  : PropertyCallbackArguments object
   //  -- ...
   //  -- edx                    : api_function_address
   // -----------------------------------
+  DCHECK(edx.is(ApiGetterDescriptor::function_address()));
 
   // array for v8::Arguments::values_, handler for name and pointer
   // to the values (it considered as smi in GC).
   const int kStackSpace = PropertyCallbackArguments::kArgsLength + 2;
   // Allocate space for opional callback address parameter in case
   // CPU profiler is active.
   const int kApiArgc = 2 + 1;
 
   Register api_function_address = edx;
   Register scratch = ebx;
@@ skipping 16 matching lines @@
                               Operand(ebp, 7 * kPointerSize),
                               NULL);
 }
 
 
 #undef __
 
 } }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_IA32