Extends testb and cmpb/cmpw instruction support in the ia32 assembler.

test/cctest/test-disasm-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 226 matching lines @@
   __ adc(edx, 12345);
 
   __ add(ebx, Immediate(12));
   __ add(Operand(edx, ecx, times_4, 10000), Immediate(12));
 
   __ and_(ebx, 12345);
 
   __ cmp(ebx, 12345);
   __ cmp(ebx, Immediate(12));
   __ cmp(Operand(edx, ecx, times_4, 10000), Immediate(12));
-  __ cmpb(eax, 100);
+  __ cmpb(eax, Immediate(100));
 
   __ or_(ebx, 12345);
 
   __ sub(ebx, Immediate(12));
   __ sub(Operand(edx, ecx, times_4, 10000), Immediate(12));
 
   __ xor_(ebx, 12345);
 
   __ imul(edx, ecx, 12);
   __ imul(edx, ecx, 1000);
 
   __ cld();
   __ rep_movs();
   __ rep_stos();
   __ stos();
 
   __ sub(edx, Operand(ebx, ecx, times_4, 10000));
   __ sub(edx, ebx);
 
   __ test(edx, Immediate(12345));
   __ test(edx, Operand(ebx, ecx, times_8, 10000));
   __ test(Operand(esi, edi, times_1, -20000000), Immediate(300000000));
   __ test_b(edx, Operand(ecx, ebx, times_2, 1000));
-  __ test_b(Operand(eax, -20), 0x9A);
+  __ test_b(Operand(eax, -20), Immediate(0x9A));
   __ nop();
 
   __ xor_(edx, 12345);
   __ xor_(edx, Operand(ebx, ecx, times_8, 10000));
   __ bts(Operand(ebx, ecx, times_8, 10000), edx);
   __ hlt();
   __ int3();
   __ ret(0);
   __ ret(8);
 
@@ skipping 404 matching lines @@
 #ifdef OBJECT_PRINT
   OFStream os(stdout);
   code->Print(os);
   byte* begin = code->instruction_start();
   byte* end = begin + code->instruction_size();
   disasm::Disassembler::Disassemble(stdout, begin, end);
 #endif
 }
 
 #undef __