diff options
Diffstat (limited to 'sim')
| -rw-r--r-- | sim/common/ChangeLog | 6 | ||||
| -rw-r--r-- | sim/common/sim-watch.c | 13 |
2 files changed, 18 insertions, 1 deletions
diff --git a/sim/common/ChangeLog b/sim/common/ChangeLog index 76d86ea..3571c95 100644 --- a/sim/common/ChangeLog +++ b/sim/common/ChangeLog @@ -1,5 +1,11 @@ 2021-01-13 Mike Frysinger <vapier@gentoo.org> + * sim-watch.c (default_interrupt_handler): Define. + (sim_watchpoint_install): Set default interrupt_handler to new + default_interrupt_handler. + +2021-01-13 Mike Frysinger <vapier@gentoo.org> + * sim-watch.c (do_watchpoint_create): Parse arg+1 and assign to arg1. 2021-01-13 Mike Frysinger <vapier@gentoo.org> diff --git a/sim/common/sim-watch.c b/sim/common/sim-watch.c index 29ac982..6d17729 100644 --- a/sim/common/sim-watch.c +++ b/sim/common/sim-watch.c @@ -376,7 +376,16 @@ static const OPTION watchpoint_options[] = static const char *default_interrupt_names[] = { "int", 0, }; - +/* This default handler is "good enough" for targets that just want to trap into + gdb when watchpoints are hit, and have only configured STATE_WATCHPOINTS pc & + sizeof_pc fields. */ +static void +default_interrupt_handler (SIM_DESC sd, void *data) +{ + sim_cpu *cpu = STATE_CPU (sd, 0); + address_word cia = CPU_PC_GET (cpu); + sim_engine_halt (sd, cpu, NULL, cia, sim_stopped, SIM_SIGTRAP); +} SIM_RC sim_watchpoint_install (SIM_DESC sd) @@ -389,6 +398,8 @@ sim_watchpoint_install (SIM_DESC sd) /* fill in some details */ if (watch->interrupt_names == NULL) watch->interrupt_names = default_interrupt_names; + if (watch->interrupt_handler == NULL) + watch->interrupt_handler = default_interrupt_handler; watch->nr_interrupts = 0; while (watch->interrupt_names[watch->nr_interrupts] != NULL) watch->nr_interrupts++; |