diff --git a/gdbstub.c b/gdbstub.c
index 7d470b6..054e16c 100644
--- a/gdbstub.c
+++ b/gdbstub.c
@@ -533,7 +533,7 @@ static const int gpr_map32[8] = { 0, 1, 2, 3, 4, 5, 6, 7 };
 #define IDX_XMM_REGS    (IDX_FP_REGS + 16)
 #define IDX_MXCSR_REG   (IDX_XMM_REGS + CPU_NB_REGS)
 
-static int cpu_gdb_read_register(CPUState *env, uint8_t *mem_buf, int n)
+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) {
@@ -590,7 +590,7 @@ static int cpu_gdb_read_register(CPUState *env, uint8_t *mem_buf, int n)
     return 0;
 }
 
-static int cpu_x86_gdb_load_seg(CPUState *env, int sreg, uint8_t *mem_buf)
+static int cpu_x86_gdb_load_seg(CPUX86State *env, int sreg, uint8_t *mem_buf)
 {
     uint16_t selector = ldl_p(mem_buf);
 
@@ -615,7 +615,7 @@ static int cpu_x86_gdb_load_seg(CPUState *env, int sreg, uint8_t *mem_buf)
     return 4;
 }
 
-static int cpu_gdb_write_register(CPUState *env, uint8_t *mem_buf, int n)
+static int cpu_gdb_write_register(CPUX86State *env, uint8_t *mem_buf, int n)
 {
     uint32_t tmp;
 
@@ -703,7 +703,7 @@ static int cpu_gdb_write_register(CPUState *env, uint8_t *mem_buf, int n)
 #define GDB_CORE_XML "power-core.xml"
 #endif
 
-static int cpu_gdb_read_register(CPUState *env, uint8_t *mem_buf, int n)
+static int cpu_gdb_read_register(CPUPPCState *env, uint8_t *mem_buf, int n)
 {
     if (n < 32) {
         /* gprs */
@@ -740,7 +740,7 @@ static int cpu_gdb_read_register(CPUState *env, uint8_t *mem_buf, int n)
     return 0;
 }
 
-static int cpu_gdb_write_register(CPUState *env, uint8_t *mem_buf, int n)
+static int cpu_gdb_write_register(CPUPPCState *env, uint8_t *mem_buf, int n)
 {
     if (n < 32) {
         /* gprs */
@@ -801,7 +801,7 @@ static int cpu_gdb_write_register(CPUState *env, uint8_t *mem_buf, int n)
 #define GET_REGA(val) GET_REGL(val)
 #endif
 
-static int cpu_gdb_read_register(CPUState *env, uint8_t *mem_buf, int n)
+static int cpu_gdb_read_register(CPUSPARCState *env, uint8_t *mem_buf, int n)
 {
     if (n < 8) {
         /* g0..g7 */
@@ -860,7 +860,7 @@ static int cpu_gdb_read_register(CPUState *env, uint8_t *mem_buf, int n)
     return 0;
 }
 
-static int cpu_gdb_write_register(CPUState *env, uint8_t *mem_buf, int n)
+static int cpu_gdb_write_register(CPUSPARCState *env, uint8_t *mem_buf, int n)
 {
 #if defined(TARGET_ABI32)
     abi_ulong tmp;
@@ -944,7 +944,7 @@ static int cpu_gdb_write_register(CPUState *env, uint8_t *mem_buf, int n)
 #define NUM_CORE_REGS 26
 #define GDB_CORE_XML "arm-core.xml"
 
-static int cpu_gdb_read_register(CPUState *env, uint8_t *mem_buf, int n)
+static int cpu_gdb_read_register(CPUARMState *env, uint8_t *mem_buf, int n)
 {
     if (n < 16) {
         /* Core integer register.  */
@@ -971,7 +971,7 @@ static int cpu_gdb_read_register(CPUState *env, uint8_t *mem_buf, int n)
     return 0;
 }
 
-static int cpu_gdb_write_register(CPUState *env, uint8_t *mem_buf, int n)
+static int cpu_gdb_write_register(CPUARMState *env, uint8_t *mem_buf, int n)
 {
     uint32_t tmp;
 
@@ -1014,7 +1014,7 @@ static int cpu_gdb_write_register(CPUState *env, uint8_t *mem_buf, int n)
 
 #define GDB_CORE_XML "cf-core.xml"
 
-static int cpu_gdb_read_register(CPUState *env, uint8_t *mem_buf, int n)
+static int cpu_gdb_read_register(CPUM68KState *env, uint8_t *mem_buf, int n)
 {
     if (n < 8) {
         /* D0-D7 */
@@ -1033,7 +1033,7 @@ static int cpu_gdb_read_register(CPUState *env, uint8_t *mem_buf, int n)
     return 0;
 }
 
-static int cpu_gdb_write_register(CPUState *env, uint8_t *mem_buf, int n)
+static int cpu_gdb_write_register(CPUM68KState *env, uint8_t *mem_buf, int n)
 {
     uint32_t tmp;
 
@@ -1058,7 +1058,7 @@ static int cpu_gdb_write_register(CPUState *env, uint8_t *mem_buf, int n)
 
 #define NUM_CORE_REGS 73
 
-static int cpu_gdb_read_register(CPUState *env, uint8_t *mem_buf, int n)
+static int cpu_gdb_read_register(CPUMIPSState *env, uint8_t *mem_buf, int n)
 {
     if (n < 32) {
         GET_REGL(env->active_tc.gpr[n]);
@@ -1104,7 +1104,7 @@ static unsigned int ieee_rm[] =
 #define RESTORE_ROUNDING_MODE \
     set_float_rounding_mode(ieee_rm[env->active_fpu.fcr31 & 3], &env->active_fpu.fp_status)
 
-static int cpu_gdb_write_register(CPUState *env, uint8_t *mem_buf, int n)
+static int cpu_gdb_write_register(CPUMIPSState *env, uint8_t *mem_buf, int n)
 {
     target_ulong tmp;
 
@@ -1163,7 +1163,7 @@ static int cpu_gdb_write_register(CPUState *env, uint8_t *mem_buf, int n)
 
 #define NUM_CORE_REGS 59
 
-static int cpu_gdb_read_register(CPUState *env, uint8_t *mem_buf, int n)
+static int cpu_gdb_read_register(CPUSH4State *env, uint8_t *mem_buf, int n)
 {
     if (n < 8) {
         if ((env->sr & (SR_MD | SR_RB)) == (SR_MD | SR_RB)) {
@@ -1197,7 +1197,7 @@ static int cpu_gdb_read_register(CPUState *env, uint8_t *mem_buf, int n)
     return 0;
 }
 
-static int cpu_gdb_write_register(CPUState *env, uint8_t *mem_buf, int n)
+static int cpu_gdb_write_register(CPUSH4State *env, uint8_t *mem_buf, int n)
 {
     uint32_t tmp;
 
@@ -1244,7 +1244,7 @@ static int cpu_gdb_write_register(CPUState *env, uint8_t *mem_buf, int n)
 
 #define NUM_CORE_REGS (32 + 5)
 
-static int cpu_gdb_read_register(CPUState *env, uint8_t *mem_buf, int n)
+static int cpu_gdb_read_register(CPUMBState *env, uint8_t *mem_buf, int n)
 {
     if (n < 32) {
 	GET_REG32(env->regs[n]);
@@ -1254,7 +1254,7 @@ static int cpu_gdb_read_register(CPUState *env, uint8_t *mem_buf, int n)
     return 0;
 }
 
-static int cpu_gdb_write_register(CPUState *env, uint8_t *mem_buf, int n)
+static int cpu_gdb_write_register(CPUMBState *env, uint8_t *mem_buf, int n)
 {
     uint32_t tmp;
 
@@ -1275,7 +1275,7 @@ static int cpu_gdb_write_register(CPUState *env, uint8_t *mem_buf, int n)
 #define NUM_CORE_REGS 49
 
 static int
-read_register_crisv10(CPUState *env, uint8_t *mem_buf, int n)
+read_register_crisv10(CPUCRISState *env, uint8_t *mem_buf, int n)
 {
     if (n < 15) {
         GET_REG32(env->regs[n]);
@@ -1307,7 +1307,7 @@ read_register_crisv10(CPUState *env, uint8_t *mem_buf, int n)
     return 0;
 }
 
-static int cpu_gdb_read_register(CPUState *env, uint8_t *mem_buf, int n)
+static int cpu_gdb_read_register(CPUCRISState *env, uint8_t *mem_buf, int n)
 {
     uint8_t srs;
 
@@ -1337,7 +1337,7 @@ static int cpu_gdb_read_register(CPUState *env, uint8_t *mem_buf, int n)
     return 0;
 }
 
-static int cpu_gdb_write_register(CPUState *env, uint8_t *mem_buf, int n)
+static int cpu_gdb_write_register(CPUCRISState *env, uint8_t *mem_buf, int n)
 {
     uint32_t tmp;
 
@@ -1370,7 +1370,7 @@ static int cpu_gdb_write_register(CPUState *env, uint8_t *mem_buf, int n)
 
 #define NUM_CORE_REGS 67
 
-static int cpu_gdb_read_register(CPUState *env, uint8_t *mem_buf, int n)
+static int cpu_gdb_read_register(CPUAlphaState *env, uint8_t *mem_buf, int n)
 {
     uint64_t val;
     CPU_DoubleU d;
@@ -1404,7 +1404,7 @@ static int cpu_gdb_read_register(CPUState *env, uint8_t *mem_buf, int n)
     GET_REGL(val);
 }
 
-static int cpu_gdb_write_register(CPUState *env, uint8_t *mem_buf, int n)
+static int cpu_gdb_write_register(CPUAlphaState *env, uint8_t *mem_buf, int n)
 {
     target_ulong tmp = ldtul_p(mem_buf);
     CPU_DoubleU d;
@@ -1440,7 +1440,7 @@ static int cpu_gdb_write_register(CPUState *env, uint8_t *mem_buf, int n)
 
 #define NUM_CORE_REGS S390_NUM_TOTAL_REGS
 
-static int cpu_gdb_read_register(CPUState *env, uint8_t *mem_buf, int n)
+static int cpu_gdb_read_register(CPUS390XState *env, uint8_t *mem_buf, int n)
 {
     switch (n) {
         case S390_PSWM_REGNUM: GET_REGL(env->psw.mask); break;
@@ -1464,7 +1464,7 @@ static int cpu_gdb_read_register(CPUState *env, uint8_t *mem_buf, int n)
     return 0;
 }
 
-static int cpu_gdb_write_register(CPUState *env, uint8_t *mem_buf, int n)
+static int cpu_gdb_write_register(CPUS390XState *env, uint8_t *mem_buf, int n)
 {
     target_ulong tmpl;
     uint32_t tmp32;
@@ -1494,7 +1494,7 @@ static int cpu_gdb_write_register(CPUState *env, uint8_t *mem_buf, int n)
 #include "hw/lm32_pic.h"
 #define NUM_CORE_REGS (32 + 7)
 
-static int cpu_gdb_read_register(CPUState *env, uint8_t *mem_buf, int n)
+static int cpu_gdb_read_register(CPULM32State *env, uint8_t *mem_buf, int n)
 {
     if (n < 32) {
         GET_REG32(env->regs[n]);
@@ -1527,7 +1527,7 @@ static int cpu_gdb_read_register(CPUState *env, uint8_t *mem_buf, int n)
     return 0;
 }
 
-static int cpu_gdb_write_register(CPUState *env, uint8_t *mem_buf, int n)
+static int cpu_gdb_write_register(CPULM32State *env, uint8_t *mem_buf, int n)
 {
     uint32_t tmp;
 
@@ -1573,7 +1573,7 @@ static int cpu_gdb_write_register(CPUState *env, uint8_t *mem_buf, int n)
 #define NUM_CORE_REGS (env->config->gdb_regmap.num_regs)
 #define num_g_regs NUM_CORE_REGS
 
-static int cpu_gdb_read_register(CPUState *env, uint8_t *mem_buf, int n)
+static int cpu_gdb_read_register(CPUXtensaState *env, uint8_t *mem_buf, int n)
 {
     const XtensaGdbReg *reg = env->config->gdb_regmap.reg + n;
 
@@ -1610,7 +1610,7 @@ static int cpu_gdb_read_register(CPUState *env, uint8_t *mem_buf, int n)
     }
 }
 
-static int cpu_gdb_write_register(CPUState *env, uint8_t *mem_buf, int n)
+static int cpu_gdb_write_register(CPUXtensaState *env, uint8_t *mem_buf, int n)
 {
     uint32_t tmp;
     const XtensaGdbReg *reg = env->config->gdb_regmap.reg + n;
