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arm64: update kdb_thrctx->pcb_lr with BKPT_SKIP

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This value should be kept in sync with updates to kdb_frame->tf_elr,
since it is queried by PC_REGS() in several places.

Reviewed by:	markj, jhb
MFC after:	5 days
Sponsored by:	The FreeBSD Foundation
Differential Revision:	https://reviews.freebsd.org/D28943
This commit is contained in:
Mitchell Horne 2021-03-01 10:00:17 -04:00
parent 874635e381
commit bd0b7cbf5a
1 changed files with 3 additions and 2 deletions
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5
sys/arm64/include/db_machdep.h
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@ -49,8 +49,9 @@ typedef long db_expr_t;
#define BKPT_SIZE (4)
#define BKPT_SET(inst) (BKPT_INST)
#define BKPT_SKIP do { \
kdb_frame->tf_elr += BKPT_SIZE; \
#define BKPT_SKIP do { \
kdb_frame->tf_elr += BKPT_SIZE; \
kdb_thrctx->pcb_lr += BKPT_SIZE; \
} while (0)
#define db_clear_single_step kdb_cpu_clear_singlestep