Revision: 19652
Author: [email protected]
Date: Tue Mar 4 13:07:00 2014 UTC
Log: Print properly signed displacement in IA32 disassembler.
[email protected]
BUG=
Review URL: https://codereview.chromium.org/176993004
http://code.google.com/p/v8/source/detail?r=19652
Modified:
/branches/bleeding_edge/src/ia32/disasm-ia32.cc
=======================================
--- /branches/bleeding_edge/src/ia32/disasm-ia32.cc Wed Feb 19 13:51:49
2014 UTC
+++ /branches/bleeding_edge/src/ia32/disasm-ia32.cc Tue Mar 4 13:07:00
2014 UTC
@@ -449,8 +449,12 @@
} else {
// No sib.
int disp =
- mod == 2 ? *reinterpret_cast<int32_t*>(modrmp + 1) : *(modrmp
+ 1);
- AppendToBuffer("[%s+0x%x]", (this->*register_name)(rm), disp);
+ mod == 2 ? *reinterpret_cast<int32_t*>(modrmp + 1) :
+ *reinterpret_cast<int8_t*>(modrmp + 1);
+ AppendToBuffer("[%s%s0x%x]",
+ (this->*register_name)(rm),
+ disp < 0 ? "-" : "+",
+ disp < 0 ? -disp : disp);
return mod == 2 ? 5 : 2;
}
break;
--
--
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