gdbstub: Drop dead code in cpu_gdb_{read,write}_register()

GET_REG*() macros include a return statement, thus no need for break.

Acked-by: Michael Walle <michael@walle.cc> (for lm32)
Signed-off-by: Andreas Färber <afaerber@suse.de>
This commit is contained in:
Andreas Färber 2013-07-07 11:52:52 +02:00
parent 47d74ef57a
commit 19a77215f1

View File

@ -1295,15 +1295,12 @@ static int cpu_gdb_read_register(CPUOpenRISCState *env, uint8_t *mem_buf, int n)
switch (n) {
case 32: /* PPC */
GET_REG32(env->ppc);
break;
case 33: /* NPC */
GET_REG32(env->npc);
break;
case 34: /* SR */
GET_REG32(env->sr);
break;
default:
break;
@ -1516,14 +1513,11 @@ read_register_crisv10(CPUCRISState *env, uint8_t *mem_buf, int n)
switch (n) {
case 16:
GET_REG8(env->pregs[n - 16]);
break;
case 17:
GET_REG8(env->pregs[n - 16]);
break;
case 20:
case 21:
GET_REG16(env->pregs[n - 16]);
break;
default:
if (n >= 23) {
GET_REG32(env->pregs[n - 16]);
@ -1693,22 +1687,16 @@ static int cpu_gdb_read_register(CPUS390XState *env, uint8_t *mem_buf, int n)
cc_op = calc_cc(env, env->cc_op, env->cc_src, env->cc_dst, env->cc_vr);
val = deposit64(env->psw.mask, 44, 2, cc_op);
GET_REGL(val);
break;
case S390_PSWA_REGNUM:
GET_REGL(env->psw.addr);
break;
case S390_R0_REGNUM ... S390_R15_REGNUM:
GET_REGL(env->regs[n-S390_R0_REGNUM]);
break;
case S390_A0_REGNUM ... S390_A15_REGNUM:
GET_REG32(env->aregs[n-S390_A0_REGNUM]);
break;
case S390_FPC_REGNUM:
GET_REG32(env->fpc);
break;
case S390_F0_REGNUM ... S390_F15_REGNUM:
GET_REG64(env->fregs[n-S390_F0_REGNUM].ll);
break;
}
return 0;
@ -1762,26 +1750,19 @@ static int cpu_gdb_read_register(CPULM32State *env, uint8_t *mem_buf, int n)
switch (n) {
case 32:
GET_REG32(env->pc);
break;
/* FIXME: put in right exception ID */
case 33:
GET_REG32(0);
break;
case 34:
GET_REG32(env->eba);
break;
case 35:
GET_REG32(env->deba);
break;
case 36:
GET_REG32(env->ie);
break;
case 37:
GET_REG32(lm32_pic_get_im(env->pic_state));
break;
case 38:
GET_REG32(lm32_pic_get_ip(env->pic_state));
break;
}
}
return 0;
@ -1844,28 +1825,22 @@ static int cpu_gdb_read_register(CPUXtensaState *env, uint8_t *mem_buf, int n)
switch (reg->type) {
case 9: /*pc*/
GET_REG32(env->pc);
break;
case 1: /*ar*/
xtensa_sync_phys_from_window(env);
GET_REG32(env->phys_regs[(reg->targno & 0xff) % env->config->nareg]);
break;
case 2: /*SR*/
GET_REG32(env->sregs[reg->targno & 0xff]);
break;
case 3: /*UR*/
GET_REG32(env->uregs[reg->targno & 0xff]);
break;
case 4: /*f*/
GET_REG32(float32_val(env->fregs[reg->targno & 0x0f]));
break;
case 8: /*a*/
GET_REG32(env->regs[reg->targno & 0x0f]);
break;
default:
qemu_log("%s from reg %d of unsupported type %d\n",