Revision 586314f2 translate-i386.c
| b/translate-i386.c | ||
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#include <inttypes.h> |
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#include <assert.h> |
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/* dump all code */ |
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#define DEBUG_DISAS |
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#define DEBUG_LOGFILE "/tmp/gemu.log" |
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#define IN_OP_I386 |
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#include "cpu-i386.h" |
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/* dump all code */ |
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#ifdef DEBUG_DISAS |
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#include "dis-asm.h" |
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#endif |
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#define IN_OP_I386 |
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#include "cpu-i386.h" |
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static uint8_t *gen_code_ptr; |
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int __op_param1, __op_param2, __op_param3; |
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#ifdef DEBUG_DISAS |
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static FILE *logfile = NULL; |
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#endif |
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extern FILE *logfile; |
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extern int loglevel; |
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/* supress that */ |
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static void error(const char *fmt, ...) |
| ... | ... | |
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int reg1, reg2, opreg; |
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int mod, rm, code; |
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#ifdef DEBUG_DISAS |
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fprintf(logfile, "modrm=0x%x\n", modrm); |
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#endif |
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mod = (modrm >> 6) & 3; |
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rm = modrm & 7; |
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|
| ... | ... | |
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if (base == 4) {
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havesib = 1; |
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code = ldub(s->pc++); |
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#ifdef DEBUG_DISAS |
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fprintf(logfile, "sib=0x%x\n", code); |
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#endif |
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scale = (code >> 6) & 3; |
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index = (code >> 3) & 7; |
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base = code & 7; |
| ... | ... | |
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// cur_pc = s->pc; /* for insn generation */ |
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next_byte: |
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b = ldub(s->pc); |
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#ifdef DEBUG_DISAS |
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fprintf(logfile, "ib=0x%02x\n", b); |
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#endif |
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if (b < 0) |
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return -1; |
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s->pc++; |
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/* check prefixes */ |
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switch (b) {
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| ... | ... | |
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gen_start(); |
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#ifdef DEBUG_DISAS |
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if (!logfile) {
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logfile = fopen(DEBUG_LOGFILE, "w"); |
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if (!logfile) {
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perror(DEBUG_LOGFILE); |
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exit(1); |
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} |
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setvbuf(logfile, NULL, _IOLBF, 0); |
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} |
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INIT_DISASSEMBLE_INFO(disasm_info, logfile, fprintf); |
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disasm_info.buffer = pc_start; |
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disasm_info.buffer_vma = (unsigned long)pc_start; |
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disasm_info.buffer_length = 15; |
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if (loglevel) {
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INIT_DISASSEMBLE_INFO(disasm_info, logfile, fprintf); |
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disasm_info.buffer = pc_start; |
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disasm_info.buffer_vma = (unsigned long)pc_start; |
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disasm_info.buffer_length = 15; |
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#if 0 |
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disasm_info.flavour = bfd_get_flavour (abfd); |
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disasm_info.arch = bfd_get_arch (abfd); |
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disasm_info.mach = bfd_get_mach (abfd); |
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disasm_info.flavour = bfd_get_flavour (abfd);
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disasm_info.arch = bfd_get_arch (abfd);
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disasm_info.mach = bfd_get_mach (abfd);
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#endif |
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#ifdef WORDS_BIGENDIAN |
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disasm_info.endian = BFD_ENDIAN_BIG; |
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disasm_info.endian = BFD_ENDIAN_BIG;
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#else |
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disasm_info.endian = BFD_ENDIAN_LITTLE; |
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disasm_info.endian = BFD_ENDIAN_LITTLE;
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#endif |
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fprintf(logfile, "IN:\n"); |
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fprintf(logfile, "0x%08lx: ", (long)pc_start); |
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print_insn_i386((unsigned long)pc_start, &disasm_info); |
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fprintf(logfile, "\n\n"); |
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fprintf(logfile, "IN:\n"); |
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fprintf(logfile, "0x%08lx: ", (long)pc_start); |
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print_insn_i386((unsigned long)pc_start, &disasm_info); |
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fprintf(logfile, "\n\n"); |
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} |
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#endif |
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is_jmp = 0; |
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ret = disas_insn(dc, pc_start, &is_jmp); |
| ... | ... | |
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*gen_code_size_ptr = gen_code_ptr - gen_code_buf; |
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#ifdef DEBUG_DISAS |
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{
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if (loglevel) {
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uint8_t *pc; |
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int count; |
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