convert disassembler to use OStream

test/cctest/test-assembler-ia32.cc

 // Copyright 2011 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 152 matching lines @@
   v8::internal::byte buffer[256];
   Assembler assm(isolate, buffer, sizeof buffer);
 
   __ cvttss2si(eax, Operand(esp, 4));
   __ ret(0);
 
   CodeDesc desc;
   assm.GetCode(&desc);
   Handle<Code> code = isolate->factory()->NewCode(
       desc, Code::ComputeFlags(Code::STUB), Handle<Code>());
-  // don't print the code - our disassembler can't handle cvttss2si
-  // instead print bytes
-  Disassembler::Dump(stdout,
-                     code->instruction_start(),
-                     code->instruction_start() + code->instruction_size());
+#ifdef OBJECT_PRINT
+  OFStream os(stdout);
+  code->Print(os);
+#endif
   F3 f = FUNCTION_CAST<F3>(code->entry());
   int res = f(static_cast<float>(-3.1415));
   ::printf("f() = %d\n", res);
   CHECK_EQ(-3, res);
 }
 
 
 typedef int (*F4)(double x);
 
 TEST(AssemblerIa324) {
   CcTest::InitializeVM();
 
   Isolate* isolate = reinterpret_cast<Isolate*>(CcTest::isolate());
   HandleScope scope(isolate);
 
   v8::internal::byte buffer[256];
   Assembler assm(isolate, buffer, sizeof buffer);
 
   __ cvttsd2si(eax, Operand(esp, 4));
   __ ret(0);
 
   CodeDesc desc;
   assm.GetCode(&desc);
   Handle<Code> code = isolate->factory()->NewCode(
       desc, Code::ComputeFlags(Code::STUB), Handle<Code>());
-  // don't print the code - our disassembler can't handle cvttsd2si
-  // instead print bytes
-  Disassembler::Dump(stdout,
-                     code->instruction_start(),
-                     code->instruction_start() + code->instruction_size());
+#ifdef OBJECT_PRINT
+  OFStream os(stdout);
+  code->Print(os);
+#endif
   F4 f = FUNCTION_CAST<F4>(code->entry());
   int res = f(2.718281828);
   ::printf("f() = %d\n", res);
   CHECK_EQ(2, res);
 }
 
 
 static int baz = 42;
 TEST(AssemblerIa325) {
   CcTest::InitializeVM();
@@ skipping 36 matching lines @@
   __ sub(esp, Immediate(8));
   __ movsd(Operand(esp, 0), xmm0);
   __ fld_d(Operand(esp, 0));
   __ add(esp, Immediate(8));
   __ ret(0);
 
   CodeDesc desc;
   assm.GetCode(&desc);
   Handle<Code> code = isolate->factory()->NewCode(
       desc, Code::ComputeFlags(Code::STUB), Handle<Code>());
-#ifdef DEBUG
-  ::printf("\n---\n");
-  // don't print the code - our disassembler can't handle SSE instructions
-  // instead print bytes
-  Disassembler::Dump(stdout,
-                     code->instruction_start(),
-                     code->instruction_start() + code->instruction_size());
+#ifdef OBJECT_PRINT
+  OFStream os(stdout);
+  code->Print(os);
 #endif
   F5 f = FUNCTION_CAST<F5>(code->entry());
   double res = f(2.2, 1.1);
   ::printf("f() = %f\n", res);
   CHECK(2.29 < res && res < 2.31);
 }
 
 
 typedef double (*F6)(int x);
 
@@ skipping 308 matching lines @@
   OFStream os(stdout);
   code->Print(os);
 #endif
 
   F8 f = FUNCTION_CAST<F8>(code->entry());
   CHECK_EQ(2, f(1.0, 2.0));
 }
 
 
 #undef __