[turbofan] Fix several int vs size_t issues.

src/compiler/code-generator-impl.h

 // 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.
 
 #ifndef V8_COMPILER_CODE_GENERATOR_IMPL_H_
 #define V8_COMPILER_CODE_GENERATOR_IMPL_H_
 
 #include "src/code-stubs.h"
 #include "src/compiler/code-generator.h"
 #include "src/compiler/instruction.h"
 #include "src/compiler/linkage.h"
 #include "src/compiler/opcodes.h"
 #include "src/macro-assembler.h"
 
 namespace v8 {
 namespace internal {
 namespace compiler {
 
 // Converts InstructionOperands from a given instruction to
 // architecture-specific
 // registers and operands after they have been assigned by the register
 // allocator.
 class InstructionOperandConverter {
  public:
   InstructionOperandConverter(CodeGenerator* gen, Instruction* instr)
       : gen_(gen), instr_(instr) {}
 
   // -- Instruction operand accesses with conversions --------------------------
 
-  Register InputRegister(int index) {
+  Register InputRegister(size_t index) {
     return ToRegister(instr_->InputAt(index));
   }
 
-  DoubleRegister InputDoubleRegister(int index) {
+  DoubleRegister InputDoubleRegister(size_t index) {
     return ToDoubleRegister(instr_->InputAt(index));
   }
 
-  double InputDouble(int index) { return ToDouble(instr_->InputAt(index)); }
+  double InputDouble(size_t index) { return ToDouble(instr_->InputAt(index)); }
 
-  int32_t InputInt32(int index) {
+  int32_t InputInt32(size_t index) {
     return ToConstant(instr_->InputAt(index)).ToInt32();
   }
 
-  int8_t InputInt8(int index) { return static_cast<int8_t>(InputInt32(index)); }
+  int8_t InputInt8(size_t index) {
+    return static_cast<int8_t>(InputInt32(index));
+  }
 
-  int16_t InputInt16(int index) {
+  int16_t InputInt16(size_t index) {
     return static_cast<int16_t>(InputInt32(index));
   }
 
-  uint8_t InputInt5(int index) {
+  uint8_t InputInt5(size_t index) {
     return static_cast<uint8_t>(InputInt32(index) & 0x1F);
   }
 
-  uint8_t InputInt6(int index) {
+  uint8_t InputInt6(size_t index) {
     return static_cast<uint8_t>(InputInt32(index) & 0x3F);
   }
 
-  Handle<HeapObject> InputHeapObject(int index) {
+  Handle<HeapObject> InputHeapObject(size_t index) {
     return ToHeapObject(instr_->InputAt(index));
   }
 
-  Label* InputLabel(int index) { return ToLabel(instr_->InputAt(index)); }
+  Label* InputLabel(size_t index) { return ToLabel(instr_->InputAt(index)); }
 
-  BasicBlock::RpoNumber InputRpo(int index) {
+  BasicBlock::RpoNumber InputRpo(size_t index) {
     return ToRpoNumber(instr_->InputAt(index));
   }
 
-  Register OutputRegister(int index = 0) {
+  Register OutputRegister(size_t index = 0) {
     return ToRegister(instr_->OutputAt(index));
   }
 
-  Register TempRegister(int index) { return ToRegister(instr_->TempAt(index)); }
+  Register TempRegister(size_t index) {
+    return ToRegister(instr_->TempAt(index));
+  }
 
   DoubleRegister OutputDoubleRegister() {
     return ToDoubleRegister(instr_->Output());
   }
 
   // -- Conversions for operands -----------------------------------------------
 
   Label* ToLabel(InstructionOperand* op) {
     return gen_->GetLabel(ToRpoNumber(op));
   }
@@ skipping 64 matching lines @@
 #elif V8_TARGET_ARCH_IA32 || V8_TARGET_ARCH_X64
   masm->ud2();
 #endif
 }
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_COMPILER_CODE_GENERATOR_IMPL_H