Replace HThrow with HCallRuntime.

src/ia32/lithium-codegen-ia32.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 2108 matching lines @@
     Register value = ToRegister(instr->value());
     if (encoding == String::ONE_BYTE_ENCODING) {
       __ mov_b(operand, value);
     } else {
       __ mov_w(operand, value);
     }
   }
 }
 
 
-void LCodeGen::DoThrow(LThrow* instr) {
-  __ push(ToOperand(instr->value()));
-  ASSERT(ToRegister(instr->context()).is(esi));
-  CallRuntime(Runtime::kThrow, 1, instr);
-
-  if (FLAG_debug_code) {
-    Comment("Unreachable code.");
-    __ int3();
-  }
-}
-
-
 void LCodeGen::DoAddI(LAddI* instr) {
   LOperand* left = instr->left();
   LOperand* right = instr->right();
 
   if (LAddI::UseLea(instr->hydrogen()) && !left->Equals(instr->result())) {
     if (right->IsConstantOperand()) {
       int32_t offset = ToRepresentation(LConstantOperand::cast(right),
                                         instr->hydrogen()->representation());
       __ lea(ToRegister(instr->result()), MemOperand(ToRegister(left), offset));
     } else {
@@ skipping 4168 matching lines @@
                               FixedArray::kHeaderSize - kPointerSize));
   __ bind(&done);
 }
 
 
 #undef __
 
 } }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_IA32