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-rw-r--r--gdbstub.c88
1 files changed, 54 insertions, 34 deletions
diff --git a/gdbstub.c b/gdbstub.c
index 91c5f689d8..7c271f012c 100644
--- a/gdbstub.c
+++ b/gdbstub.c
@@ -1343,52 +1343,72 @@ static int cpu_gdb_write_register(CPUState *env, uint8_t *mem_buf, int n)
}
#elif defined (TARGET_ALPHA)
-#define NUM_CORE_REGS 65
+#define NUM_CORE_REGS 67
static int cpu_gdb_read_register(CPUState *env, uint8_t *mem_buf, int n)
{
- if (n < 31) {
- GET_REGL(env->ir[n]);
- }
- else if (n == 31) {
- GET_REGL(0);
- }
- else if (n<63) {
- uint64_t val;
+ uint64_t val;
+ CPU_DoubleU d;
- val = *((uint64_t *)&env->fir[n-32]);
- GET_REGL(val);
- }
- else if (n==63) {
- GET_REGL(env->fpcr);
- }
- else if (n==64) {
- GET_REGL(env->pc);
- }
- else {
- GET_REGL(0);
+ switch (n) {
+ case 0 ... 30:
+ val = env->ir[n];
+ break;
+ case 32 ... 62:
+ d.d = env->fir[n - 32];
+ val = d.ll;
+ break;
+ case 63:
+ val = cpu_alpha_load_fpcr(env);
+ break;
+ case 64:
+ val = env->pc;
+ break;
+ case 66:
+ val = env->unique;
+ break;
+ case 31:
+ case 65:
+ /* 31 really is the zero register; 65 is unassigned in the
+ gdb protocol, but is still required to occupy 8 bytes. */
+ val = 0;
+ break;
+ default:
+ return 0;
}
-
- return 0;
+ GET_REGL(val);
}
static int cpu_gdb_write_register(CPUState *env, uint8_t *mem_buf, int n)
{
- target_ulong tmp;
- tmp = ldtul_p(mem_buf);
+ target_ulong tmp = ldtul_p(mem_buf);
+ CPU_DoubleU d;
- if (n < 31) {
+ switch (n) {
+ case 0 ... 30:
env->ir[n] = tmp;
+ break;
+ case 32 ... 62:
+ d.ll = tmp;
+ env->fir[n - 32] = d.d;
+ break;
+ case 63:
+ cpu_alpha_store_fpcr(env, tmp);
+ break;
+ case 64:
+ env->pc = tmp;
+ break;
+ case 66:
+ env->unique = tmp;
+ break;
+ case 31:
+ case 65:
+ /* 31 really is the zero register; 65 is unassigned in the
+ gdb protocol, but is still required to occupy 8 bytes. */
+ break;
+ default:
+ return 0;
}
-
- if (n > 31 && n < 63) {
- env->fir[n - 32] = ldfl_p(mem_buf);
- }
-
- if (n == 64 ) {
- env->pc=tmp;
- }
-
return 8;
}
#elif defined (TARGET_S390X)