[turbofan] don't call out to c

src/compiler/ia32/code-generator-ia32.cc

 // Copyright 2013 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/compiler/code-generator.h"
 
 #include "src/compiler/code-generator-impl.h"
 #include "src/compiler/gap-resolver.h"
 #include "src/compiler/node-matchers.h"
 #include "src/compiler/node-properties-inl.h"
@@ skipping 93 matching lines @@
 static bool HasImmediateInput(Instruction* instr, int index) {
   return instr->InputAt(index)->IsImmediate();
 }
 
 
 // Assembles an instruction after register allocation, producing machine code.
 void CodeGenerator::AssembleArchInstruction(Instruction* instr) {
   IA32OperandConverter i(this, instr);
 
   switch (ArchOpcodeField::decode(instr->opcode())) {
-    case kArchCallAddress:
-      if (HasImmediateInput(instr, 0)) {
-        // TODO(dcarney): wire up EXTERNAL_REFERENCE instead of RUNTIME_ENTRY.
-        __ call(reinterpret_cast<byte*>(i.InputInt32(0)),
-                RelocInfo::RUNTIME_ENTRY);
-      } else {
-        __ call(i.InputRegister(0));
-      }
-      break;
     case kArchCallCodeObject: {
       if (HasImmediateInput(instr, 0)) {
         Handle<Code> code = Handle<Code>::cast(i.InputHeapObject(0));
         __ call(code, RelocInfo::CODE_TARGET);
       } else {
         Register reg = i.InputRegister(0);
         __ call(Operand(reg, Code::kHeaderSize - kHeapObjectTag));
       }
       AddSafepointAndDeopt(instr);
       break;
     }
     case kArchCallJSFunction: {
       Register func = i.InputRegister(0);
       if (FLAG_debug_code) {
         // Check the function's context matches the context argument.
         __ cmp(esi, FieldOperand(func, JSFunction::kContextOffset));
         __ Assert(equal, kWrongFunctionContext);
       }
       __ call(FieldOperand(func, JSFunction::kCodeEntryOffset));
       AddSafepointAndDeopt(instr);
       break;
     }
-    case kArchDrop: {
-      int words = MiscField::decode(instr->opcode());
-      __ add(esp, Immediate(kPointerSize * words));
-      break;
-    }
     case kArchJmp:
       __ jmp(code()->GetLabel(i.InputBlock(0)));
       break;
     case kArchNop:
       // don't emit code for nops.
       break;
     case kArchRet:
       AssembleReturn();
       break;
     case kArchTruncateDoubleToI:
@@ skipping 784 matching lines @@
 }
 
 
 void CodeGenerator::AddNopForSmiCodeInlining() { __ nop(); }
 
 #undef __
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8