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Collapse sequences of "int3" (padding after block linking) in x86 disassembly.

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Henrik Rydgard 2014-11-09 12:10:37 +01:00
parent 5888b3bdc4
commit db853d8513
1 changed files with 16 additions and 1 deletions
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17
Core/MIPS/JitCommon/JitCommon.cpp
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@ -18,6 +18,7 @@
#include <stdlib.h> #include <stdlib.h>
#include "JitCommon.h" #include "JitCommon.h"
#include "Common/StringUtils.h"
#include "ext/disarm.h" #include "ext/disarm.h"
#include "ext/udis86/udis86.h" #include "ext/udis86/udis86.h"
@ -72,8 +73,22 @@ std::vector<std::string> DisassembleX86(const u8 *data, int size) {
ud_set_syntax(&ud_obj, UD_SYN_INTEL); ud_set_syntax(&ud_obj, UD_SYN_INTEL);
ud_set_input_buffer(&ud_obj, data, size); ud_set_input_buffer(&ud_obj, data, size);
int int3_count = 0;
while (ud_disassemble(&ud_obj) != 0) { while (ud_disassemble(&ud_obj) != 0) {
lines.push_back(ud_insn_asm(&ud_obj)); std::string str = ud_insn_asm(&ud_obj);
if (str == "int3") {
int3_count++;
} else {
if (int3_count) {
lines.push_back(StringFromFormat("int3 (x%i)", int3_count));
int3_count = 0;
}
lines.push_back(str);
}
}
if (int3_count) {
lines.push_back(StringFromFormat("int3 (x%i)", int3_count));
} }
return lines; return lines;
} }