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

test/cctest/test-disasm-ia32.cc

Index: test/cctest/test-disasm-ia32.cc
diff --git a/test/cctest/test-disasm-ia32.cc b/test/cctest/test-disasm-ia32.cc
index cecfc8330bf14b4459fdb65e0239e2e7c205b0f3..f96eb00fd1f634e6141af56d5b39f2069e8daba0 100644
--- a/test/cctest/test-disasm-ia32.cc
+++ b/test/cctest/test-disasm-ia32.cc
@@ -244,7 +244,7 @@ TEST(DisasmIa320) {
   __ 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);
 
@@ -268,7 +268,7 @@ TEST(DisasmIa320) {
   __ 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);