{
if (unlikely(!state.serialized && state.single_step == state.STEP_STEPPED)) {
state.single_step = state.STEP_NONE;
- enter_debug_mode(DCSR_CAUSE_STEP);
- // enter_debug_mode changed state.pc, so we can't just continue.
- break;
+ if (state.dcsr.cause == DCSR_CAUSE_NONE) {
+ enter_debug_mode(DCSR_CAUSE_STEP);
+ // enter_debug_mode changed state.pc, so we can't just continue.
+ break;
+ }
}
if (unlikely(state.single_step == state.STEP_STEPPING)) {
reg_t vpn = addr >> PGSHIFT;
if (likely(tlb_insn_tag[vpn % TLB_ENTRIES] == vpn))
return tlb_data[vpn % TLB_ENTRIES];
+ tlb_entry_t result;
+ if (unlikely(tlb_insn_tag[vpn % TLB_ENTRIES] != (vpn | TLB_CHECK_TRIGGERS))) {
+ result = fetch_slow_path(addr);
+ } else {
+ result = tlb_data[vpn % TLB_ENTRIES];
+ }
if (unlikely(tlb_insn_tag[vpn % TLB_ENTRIES] == (vpn | TLB_CHECK_TRIGGERS))) {
uint16_t* ptr = (uint16_t*)(tlb_data[vpn % TLB_ENTRIES].host_offset + addr);
int match = proc->trigger_match(OPERATION_EXECUTE, addr, *ptr);
- if (match >= 0)
+ if (match >= 0) {
throw trigger_matched_t(match, OPERATION_EXECUTE, addr, *ptr);
- return tlb_data[vpn % TLB_ENTRIES];
+ }
}
- return fetch_slow_path(addr);
+ return result;
}
inline const uint16_t* translate_insn_addr_to_host(reg_t addr) {