* but is simplified since we know the fault is from userspace.
*/
struct sigcontext {
- __uint_reg_t gregs[53]; /* General-purpose registers. */
- __uint_reg_t tp; /* Aliases gregs[TREG_TP]. */
- __uint_reg_t sp; /* Aliases gregs[TREG_SP]. */
- __uint_reg_t lr; /* Aliases gregs[TREG_LR]. */
+ __extension__ union {
+ /* General-purpose registers. */
+ __uint_reg_t gregs[56];
+ __extension__ struct {
+ __uint_reg_t __gregs[53];
+ __uint_reg_t tp; /* Aliases gregs[TREG_TP]. */
+ __uint_reg_t sp; /* Aliases gregs[TREG_SP]. */
+ __uint_reg_t lr; /* Aliases gregs[TREG_LR]. */
+ };
+ };
__uint_reg_t pc; /* Program counter. */
__uint_reg_t ics; /* In Interrupt Critical Section? */
__uint_reg_t faultnum; /* Fault number. */