diff options
| -rw-r--r-- | gdbstub.c | 134 |
1 files changed, 133 insertions, 1 deletions
@@ -233,9 +233,141 @@ static int put_packet(GDBState *s, char *buf) } return 0; } +#if defined(TARGET_X86_64) -#if defined(TARGET_I386) +static int cpu_gdb_read_registers(CPUState *env, uint8_t *mem_buf) +{ + uint8_t *p = mem_buf; + int i, fpus; + +#define PUTREG(x) do { \ + target_ulong reg = tswapl(x); \ + memcpy(p, ®, sizeof reg); \ + p += sizeof reg; \ + } while (0) +#define PUTREG32(x) do { \ + uint32_t reg = tswap32(x); \ + memcpy(p, ®, sizeof reg); \ + p += sizeof reg; \ + } while (0) +#define PUTREGF(x) do { \ + memcpy(p, &(x), 10); \ + p += sizeof (x); \ + } while (0) + + PUTREG(env->regs[R_EAX]); + PUTREG(env->regs[R_EBX]); + PUTREG(env->regs[R_ECX]); + PUTREG(env->regs[R_EDX]); + PUTREG(env->regs[R_ESI]); + PUTREG(env->regs[R_EDI]); + PUTREG(env->regs[R_EBP]); + PUTREG(env->regs[R_ESP]); + PUTREG(env->regs[8]); + PUTREG(env->regs[9]); + PUTREG(env->regs[10]); + PUTREG(env->regs[11]); + PUTREG(env->regs[12]); + PUTREG(env->regs[13]); + PUTREG(env->regs[14]); + PUTREG(env->regs[15]); + + PUTREG(env->eip); + PUTREG32(env->eflags); + PUTREG32(env->segs[R_CS].selector); + PUTREG32(env->segs[R_SS].selector); + PUTREG32(env->segs[R_DS].selector); + PUTREG32(env->segs[R_ES].selector); + PUTREG32(env->segs[R_FS].selector); + PUTREG32(env->segs[R_GS].selector); + /* XXX: convert floats */ + for(i = 0; i < 8; i++) { + PUTREGF(env->fpregs[i]); + } + PUTREG32(env->fpuc); + fpus = (env->fpus & ~0x3800) | (env->fpstt & 0x7) << 11; + PUTREG32(fpus); + PUTREG32(0); /* XXX: convert tags */ + PUTREG32(0); /* fiseg */ + PUTREG32(0); /* fioff */ + PUTREG32(0); /* foseg */ + PUTREG32(0); /* fooff */ + PUTREG32(0); /* fop */ + +#undef PUTREG +#undef PUTREG32 +#undef PUTREGF + + return p - mem_buf; +} + +static void cpu_gdb_write_registers(CPUState *env, uint8_t *mem_buf, int size) +{ + uint8_t *p = mem_buf; + uint32_t junk; + int i, fpus; + +#define GETREG(x) do { \ + target_ulong reg; \ + memcpy(®, p, sizeof reg); \ + x = tswapl(reg); \ + p += sizeof reg; \ + } while (0) +#define GETREG32(x) do { \ + uint32_t reg; \ + memcpy(®, p, sizeof reg); \ + x = tswap32(reg); \ + p += sizeof reg; \ + } while (0) +#define GETREGF(x) do { \ + memcpy(&(x), p, 10); \ + p += 10; \ + } while (0) + + GETREG(env->regs[R_EAX]); + GETREG(env->regs[R_EBX]); + GETREG(env->regs[R_ECX]); + GETREG(env->regs[R_EDX]); + GETREG(env->regs[R_ESI]); + GETREG(env->regs[R_EDI]); + GETREG(env->regs[R_EBP]); + GETREG(env->regs[R_ESP]); + GETREG(env->regs[8]); + GETREG(env->regs[9]); + GETREG(env->regs[10]); + GETREG(env->regs[11]); + GETREG(env->regs[12]); + GETREG(env->regs[13]); + GETREG(env->regs[14]); + GETREG(env->regs[15]); + + GETREG(env->eip); + GETREG32(env->eflags); + GETREG32(env->segs[R_CS].selector); + GETREG32(env->segs[R_SS].selector); + GETREG32(env->segs[R_DS].selector); + GETREG32(env->segs[R_ES].selector); + GETREG32(env->segs[R_FS].selector); + GETREG32(env->segs[R_GS].selector); + /* XXX: convert floats */ + for(i = 0; i < 8; i++) { + GETREGF(env->fpregs[i]); + } + GETREG32(env->fpuc); + GETREG32(fpus); /* XXX: convert fpus */ + GETREG32(junk); /* XXX: convert tags */ + GETREG32(junk); /* fiseg */ + GETREG32(junk); /* fioff */ + GETREG32(junk); /* foseg */ + GETREG32(junk); /* fooff */ + GETREG32(junk); /* fop */ + +#undef GETREG +#undef GETREG32 +#undef GETREGF +} +#elif defined(TARGET_I386) static int cpu_gdb_read_registers(CPUState *env, uint8_t *mem_buf) { int i, fpus; |