From 5ad265ee5bb946d9be6e555d135c961abbe9b31c Mon Sep 17 00:00:00 2001 From: balrog Date: Wed, 31 Oct 2007 00:21:35 +0000 Subject: [PATCH] x86_64 support in cpu_gdb_read_registers(), by Goran Weinholt. git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3491 c046a42c-6fe2-441c-8c8c-71466251a162 --- gdbstub.c | 50 +++++++++++++++++++++++++++++++++++++++++++++++++- 1 file changed, 49 insertions(+), 1 deletion(-) diff --git a/gdbstub.c b/gdbstub.c index 89ee1d2..eb1d75f 100644 --- a/gdbstub.c +++ b/gdbstub.c @@ -225,8 +225,56 @@ static int put_packet(GDBState *s, char *buf) static int cpu_gdb_read_registers(CPUState *env, uint8_t *mem_buf) { - uint32_t *registers = (uint32_t *)mem_buf; int i, fpus; + uint32_t *registers = (uint32_t *)mem_buf; + +#ifdef TARGET_X86_64 + /* This corresponds with amd64_register_info[] in gdb/amd64-tdep.c */ + uint64_t *registers64 = (uint64_t *)mem_buf; + + if (env->hflags & HF_CS64_MASK) { + registers64[0] = tswap64(env->regs[R_EAX]); + registers64[1] = tswap64(env->regs[R_EBX]); + registers64[2] = tswap64(env->regs[R_ECX]); + registers64[3] = tswap64(env->regs[R_EDX]); + registers64[4] = tswap64(env->regs[R_ESI]); + registers64[5] = tswap64(env->regs[R_EDI]); + registers64[6] = tswap64(env->regs[R_EBP]); + registers64[7] = tswap64(env->regs[R_ESP]); + for(i = 8; i < 16; i++) { + registers64[i] = tswap64(env->regs[i]); + } + registers64[16] = tswap64(env->eip); + + registers = (uint32_t *)®isters64[17]; + registers[0] = tswap32(env->eflags); + registers[1] = tswap32(env->segs[R_CS].selector); + registers[2] = tswap32(env->segs[R_SS].selector); + registers[3] = tswap32(env->segs[R_DS].selector); + registers[4] = tswap32(env->segs[R_ES].selector); + registers[5] = tswap32(env->segs[R_FS].selector); + registers[6] = tswap32(env->segs[R_GS].selector); + /* XXX: convert floats */ + for(i = 0; i < 8; i++) { + memcpy(mem_buf + 16 * 8 + 7 * 4 + i * 10, &env->fpregs[i], 10); + } + registers[27] = tswap32(env->fpuc); /* fctrl */ + fpus = (env->fpus & ~0x3800) | (env->fpstt & 0x7) << 11; + registers[28] = tswap32(fpus); /* fstat */ + registers[29] = 0; /* ftag */ + registers[30] = 0; /* fiseg */ + registers[31] = 0; /* fioff */ + registers[32] = 0; /* foseg */ + registers[33] = 0; /* fooff */ + registers[34] = 0; /* fop */ + for(i = 0; i < 16; i++) { + memcpy(mem_buf + 16 * 8 + 35 * 4 + i * 16, &env->xmm_regs[i], 16); + } + registers[99] = tswap32(env->mxcsr); + + return 8 * 17 + 4 * 7 + 10 * 8 + 4 * 8 + 16 * 16 + 4; + } +#endif for(i = 0; i < 8; i++) { registers[i] = env->regs[i]; -- 1.7.9.5