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authorAndreas Färber <afaerber@suse.de>2013-07-07 12:07:54 +0200
committerAndreas Färber <afaerber@suse.de>2013-07-26 23:24:00 +0200
commitf20f9df06e6f724d2ccdaf5f9a6dae45c061db75 (patch)
treecb23493fd53b9a39ec922b9a2a2519f8faabf687 /gdbstub.c
parenta0e372f0c49ac01faeaeb73a6e8f50e8ac615f34 (diff)
downloadqemu-arm-f20f9df06e6f724d2ccdaf5f9a6dae45c061db75.tar.gz
target-i386: Move cpu_gdb_{read,write}_register()
Signed-off-by: Andreas Färber <afaerber@suse.de>
Diffstat (limited to 'gdbstub.c')
-rw-r--r--gdbstub.c203
1 files changed, 1 insertions, 202 deletions
diff --git a/gdbstub.c b/gdbstub.c
index 4879055c60..5a2320420c 100644
--- a/gdbstub.c
+++ b/gdbstub.c
@@ -520,208 +520,7 @@ static int put_packet(GDBState *s, const char *buf)
#if defined(TARGET_I386)
-#ifdef TARGET_X86_64
-static const int gpr_map[16] = {
- R_EAX, R_EBX, R_ECX, R_EDX, R_ESI, R_EDI, R_EBP, R_ESP,
- 8, 9, 10, 11, 12, 13, 14, 15
-};
-#else
-#define gpr_map gpr_map32
-#endif
-static const int gpr_map32[8] = { 0, 1, 2, 3, 4, 5, 6, 7 };
-
-#define IDX_IP_REG CPU_NB_REGS
-#define IDX_FLAGS_REG (IDX_IP_REG + 1)
-#define IDX_SEG_REGS (IDX_FLAGS_REG + 1)
-#define IDX_FP_REGS (IDX_SEG_REGS + 6)
-#define IDX_XMM_REGS (IDX_FP_REGS + 16)
-#define IDX_MXCSR_REG (IDX_XMM_REGS + CPU_NB_REGS)
-
-static int cpu_gdb_read_register(CPUX86State *env, uint8_t *mem_buf, int n)
-{
- if (n < CPU_NB_REGS) {
- if (TARGET_LONG_BITS == 64 && env->hflags & HF_CS64_MASK) {
- GET_REG64(env->regs[gpr_map[n]]);
- } else if (n < CPU_NB_REGS32) {
- GET_REG32(env->regs[gpr_map32[n]]);
- }
- } else if (n >= IDX_FP_REGS && n < IDX_FP_REGS + 8) {
-#ifdef USE_X86LDOUBLE
- /* FIXME: byteswap float values - after fixing fpregs layout. */
- memcpy(mem_buf, &env->fpregs[n - IDX_FP_REGS], 10);
-#else
- memset(mem_buf, 0, 10);
-#endif
- return 10;
- } else if (n >= IDX_XMM_REGS && n < IDX_XMM_REGS + CPU_NB_REGS) {
- n -= IDX_XMM_REGS;
- if (n < CPU_NB_REGS32 ||
- (TARGET_LONG_BITS == 64 && env->hflags & HF_CS64_MASK)) {
- stq_p(mem_buf, env->xmm_regs[n].XMM_Q(0));
- stq_p(mem_buf + 8, env->xmm_regs[n].XMM_Q(1));
- return 16;
- }
- } else {
- switch (n) {
- case IDX_IP_REG:
- if (TARGET_LONG_BITS == 64 && env->hflags & HF_CS64_MASK) {
- GET_REG64(env->eip);
- } else {
- GET_REG32(env->eip);
- }
- case IDX_FLAGS_REG:
- GET_REG32(env->eflags);
-
- case IDX_SEG_REGS:
- GET_REG32(env->segs[R_CS].selector);
- case IDX_SEG_REGS + 1:
- GET_REG32(env->segs[R_SS].selector);
- case IDX_SEG_REGS + 2:
- GET_REG32(env->segs[R_DS].selector);
- case IDX_SEG_REGS + 3:
- GET_REG32(env->segs[R_ES].selector);
- case IDX_SEG_REGS + 4:
- GET_REG32(env->segs[R_FS].selector);
- case IDX_SEG_REGS + 5:
- GET_REG32(env->segs[R_GS].selector);
-
- case IDX_FP_REGS + 8:
- GET_REG32(env->fpuc);
- case IDX_FP_REGS + 9:
- GET_REG32((env->fpus & ~0x3800) |
- (env->fpstt & 0x7) << 11);
- case IDX_FP_REGS + 10:
- GET_REG32(0); /* ftag */
- case IDX_FP_REGS + 11:
- GET_REG32(0); /* fiseg */
- case IDX_FP_REGS + 12:
- GET_REG32(0); /* fioff */
- case IDX_FP_REGS + 13:
- GET_REG32(0); /* foseg */
- case IDX_FP_REGS + 14:
- GET_REG32(0); /* fooff */
- case IDX_FP_REGS + 15:
- GET_REG32(0); /* fop */
-
- case IDX_MXCSR_REG:
- GET_REG32(env->mxcsr);
- }
- }
- return 0;
-}
-
-static int cpu_x86_gdb_load_seg(CPUX86State *env, int sreg, uint8_t *mem_buf)
-{
- uint16_t selector = ldl_p(mem_buf);
-
- if (selector != env->segs[sreg].selector) {
-#if defined(CONFIG_USER_ONLY)
- cpu_x86_load_seg(env, sreg, selector);
-#else
- unsigned int limit, flags;
- target_ulong base;
-
- if (!(env->cr[0] & CR0_PE_MASK) || (env->eflags & VM_MASK)) {
- base = selector << 4;
- limit = 0xffff;
- flags = 0;
- } else {
- if (!cpu_x86_get_descr_debug(env, selector, &base, &limit,
- &flags)) {
- return 4;
- }
- }
- cpu_x86_load_seg_cache(env, sreg, selector, base, limit, flags);
-#endif
- }
- return 4;
-}
-
-static int cpu_gdb_write_register(CPUX86State *env, uint8_t *mem_buf, int n)
-{
- uint32_t tmp;
-
- if (n < CPU_NB_REGS) {
- if (TARGET_LONG_BITS == 64 && env->hflags & HF_CS64_MASK) {
- env->regs[gpr_map[n]] = ldtul_p(mem_buf);
- return sizeof(target_ulong);
- } else if (n < CPU_NB_REGS32) {
- n = gpr_map32[n];
- env->regs[n] &= ~0xffffffffUL;
- env->regs[n] |= (uint32_t)ldl_p(mem_buf);
- return 4;
- }
- } else if (n >= IDX_FP_REGS && n < IDX_FP_REGS + 8) {
-#ifdef USE_X86LDOUBLE
- /* FIXME: byteswap float values - after fixing fpregs layout. */
- memcpy(&env->fpregs[n - IDX_FP_REGS], mem_buf, 10);
-#endif
- return 10;
- } else if (n >= IDX_XMM_REGS && n < IDX_XMM_REGS + CPU_NB_REGS) {
- n -= IDX_XMM_REGS;
- if (n < CPU_NB_REGS32 ||
- (TARGET_LONG_BITS == 64 && env->hflags & HF_CS64_MASK)) {
- env->xmm_regs[n].XMM_Q(0) = ldq_p(mem_buf);
- env->xmm_regs[n].XMM_Q(1) = ldq_p(mem_buf + 8);
- return 16;
- }
- } else {
- switch (n) {
- case IDX_IP_REG:
- if (TARGET_LONG_BITS == 64 && env->hflags & HF_CS64_MASK) {
- env->eip = ldq_p(mem_buf);
- return 8;
- } else {
- env->eip &= ~0xffffffffUL;
- env->eip |= (uint32_t)ldl_p(mem_buf);
- return 4;
- }
- case IDX_FLAGS_REG:
- env->eflags = ldl_p(mem_buf);
- return 4;
-
- case IDX_SEG_REGS:
- return cpu_x86_gdb_load_seg(env, R_CS, mem_buf);
- case IDX_SEG_REGS + 1:
- return cpu_x86_gdb_load_seg(env, R_SS, mem_buf);
- case IDX_SEG_REGS + 2:
- return cpu_x86_gdb_load_seg(env, R_DS, mem_buf);
- case IDX_SEG_REGS + 3:
- return cpu_x86_gdb_load_seg(env, R_ES, mem_buf);
- case IDX_SEG_REGS + 4:
- return cpu_x86_gdb_load_seg(env, R_FS, mem_buf);
- case IDX_SEG_REGS + 5:
- return cpu_x86_gdb_load_seg(env, R_GS, mem_buf);
-
- case IDX_FP_REGS + 8:
- env->fpuc = ldl_p(mem_buf);
- return 4;
- case IDX_FP_REGS + 9:
- tmp = ldl_p(mem_buf);
- env->fpstt = (tmp >> 11) & 7;
- env->fpus = tmp & ~0x3800;
- return 4;
- case IDX_FP_REGS + 10: /* ftag */
- return 4;
- case IDX_FP_REGS + 11: /* fiseg */
- return 4;
- case IDX_FP_REGS + 12: /* fioff */
- return 4;
- case IDX_FP_REGS + 13: /* foseg */
- return 4;
- case IDX_FP_REGS + 14: /* fooff */
- return 4;
- case IDX_FP_REGS + 15: /* fop */
- return 4;
-
- case IDX_MXCSR_REG:
- env->mxcsr = ldl_p(mem_buf);
- return 4;
- }
- }
- /* Unrecognised register. */
- return 0;
-}
+#include "target-i386/gdbstub.c"
#elif defined (TARGET_PPC)