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Diffstat (limited to 'gdbstub.c')
-rw-r--r--gdbstub.c35
1 files changed, 24 insertions, 11 deletions
diff --git a/gdbstub.c b/gdbstub.c
index 4009058788..a25f404430 100644
--- a/gdbstub.c
+++ b/gdbstub.c
@@ -814,7 +814,11 @@ static int cpu_gdb_read_register(CPUState *env, uint8_t *mem_buf, int n)
#if defined(TARGET_ABI32) || !defined(TARGET_SPARC64)
if (n < 64) {
/* fprs */
- GET_REG32(*((uint32_t *)&env->fpr[n - 32]));
+ if (n & 1) {
+ GET_REG32(env->fpr[(n - 32) / 2].l.lower);
+ } else {
+ GET_REG32(env->fpr[(n - 32) / 2].l.upper);
+ }
}
/* Y, PSR, WIM, TBR, PC, NPC, FPSR, CPSR */
switch (n) {
@@ -831,15 +835,15 @@ static int cpu_gdb_read_register(CPUState *env, uint8_t *mem_buf, int n)
#else
if (n < 64) {
/* f0-f31 */
- GET_REG32(*((uint32_t *)&env->fpr[n - 32]));
+ if (n & 1) {
+ GET_REG32(env->fpr[(n - 32) / 2].l.lower);
+ } else {
+ GET_REG32(env->fpr[(n - 32) / 2].l.upper);
+ }
}
if (n < 80) {
/* f32-f62 (double width, even numbers only) */
- uint64_t val;
-
- val = (uint64_t)*((uint32_t *)&env->fpr[(n - 64) * 2 + 32]) << 32;
- val |= *((uint32_t *)&env->fpr[(n - 64) * 2 + 33]);
- GET_REG64(val);
+ GET_REG64(env->fpr[(n - 32) / 2].ll);
}
switch (n) {
case 80: GET_REGL(env->pc);
@@ -878,7 +882,12 @@ static int cpu_gdb_write_register(CPUState *env, uint8_t *mem_buf, int n)
#if defined(TARGET_ABI32) || !defined(TARGET_SPARC64)
else if (n < 64) {
/* fprs */
- *((uint32_t *)&env->fpr[n - 32]) = tmp;
+ /* f0-f31 */
+ if (n & 1) {
+ env->fpr[(n - 32) / 2].l.lower = tmp;
+ } else {
+ env->fpr[(n - 32) / 2].l.upper = tmp;
+ }
} else {
/* Y, PSR, WIM, TBR, PC, NPC, FPSR, CPSR */
switch (n) {
@@ -896,12 +905,16 @@ static int cpu_gdb_write_register(CPUState *env, uint8_t *mem_buf, int n)
#else
else if (n < 64) {
/* f0-f31 */
- env->fpr[n] = ldfl_p(mem_buf);
+ tmp = ldl_p(mem_buf);
+ if (n & 1) {
+ env->fpr[(n - 32) / 2].l.lower = tmp;
+ } else {
+ env->fpr[(n - 32) / 2].l.upper = tmp;
+ }
return 4;
} else if (n < 80) {
/* f32-f62 (double width, even numbers only) */
- *((uint32_t *)&env->fpr[(n - 64) * 2 + 32]) = tmp >> 32;
- *((uint32_t *)&env->fpr[(n - 64) * 2 + 33]) = tmp;
+ env->fpr[(n - 32) / 2].ll = tmp;
} else {
switch (n) {
case 80: env->pc = tmp; break;