Revision: 4822
Author: [email protected]
Date: Tue Jun  8 05:44:24 2010
Log: Add test_b(Operand, imm8) to ia32 disassembler.
Review URL: http://codereview.chromium.org/2765001
http://code.google.com/p/v8/source/detail?r=4822

Modified:
 /branches/bleeding_edge/src/ia32/disasm-ia32.cc
 /branches/bleeding_edge/test/cctest/test-disasm-ia32.cc

=======================================
--- /branches/bleeding_edge/src/ia32/disasm-ia32.cc     Fri Jun  4 04:30:55 2010
+++ /branches/bleeding_edge/src/ia32/disasm-ia32.cc     Tue Jun  8 05:44:24 2010
@@ -924,14 +924,18 @@
         break;

       case 0xF6:
-        { int mod, regop, rm;
-          get_modrm(*(data+1), &mod, &regop, &rm);
-          if (mod == 3 && regop == eax) {
- AppendToBuffer("test_b %s,%d", NameOfCPURegister(rm), *(data+2));
+        { data++;
+          int mod, regop, rm;
+          get_modrm(*data, &mod, &regop, &rm);
+          if (regop == eax) {
+            AppendToBuffer("test_b ");
+            data += PrintRightOperand(data);
+            int32_t imm = *data;
+            AppendToBuffer(",0x%x", imm);
+            data++;
           } else {
             UnimplementedInstruction();
           }
-          data += 3;
         }
         break;

=======================================
--- /branches/bleeding_edge/test/cctest/test-disasm-ia32.cc Mon May 17 07:14:34 2010 +++ /branches/bleeding_edge/test/cctest/test-disasm-ia32.cc Tue Jun 8 05:44:24 2010
@@ -244,6 +244,9 @@

   __ 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);
   __ nop();

   __ xor_(edx, 12345);

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