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fix debug engine incorrectly using visual run state to soft halt, when ctrl thread did not necessarily report it was running; was leading to 'phantom halts'; other small fixes, dead code elimination, and begin sketching out proper cross-window drag/drop

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This commit is contained in:
Ryan Fleury
2024-09-16 17:09:41 -07:00
parent 3cf27169b6
commit 4b382777e9
9 changed files with 78 additions and 52 deletions
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src/dbg_engine/dbg_engine_core.c
+4 -3
View File
@@ -1577,7 +1577,6 @@ d_tick(Arena *arena, D_TargetArray *targets, D_BreakpointArray *breakpoints, D_P
D_EventList result = {0};
d_state->frame_index += 1;
d_state->frame_eval_memread_endt_us = os_now_microseconds() + 5000;
B32 ctrl_running_pre_tick = d_state->ctrl_is_running;
//////////////////////////////
//- rjf: sync with ctrl thread
@@ -1615,12 +1614,14 @@ d_tick(Arena *arena, D_TargetArray *targets, D_BreakpointArray *breakpoints, D_P
case CTRL_EventKind_Started:
{
d_state->ctrl_is_running = 1;
d_state->ctrl_thread_run_state = 1;
}break;
case CTRL_EventKind_Stopped:
{
B32 should_snap = !(d_state->ctrl_soft_halt_issued);
d_state->ctrl_is_running = 0;
d_state->ctrl_thread_run_state = 0;
d_state->ctrl_soft_halt_issued = 0;
// rjf: exception or unexpected trap -> push error
@@ -1680,7 +1681,7 @@ d_tick(Arena *arena, D_TargetArray *targets, D_BreakpointArray *breakpoints, D_P
{
// rjf: the first process? -> clear session output & reset all bp hit counts
CTRL_EntityList existing_processes = ctrl_entity_list_from_kind(d_state->ctrl_entity_store, CTRL_EntityKind_Process);
if(existing_processes.count == 0)
if(existing_processes.count == 1)
{
MTX_Op op = {r1u64(0, 0xffffffffffffffffull), str8_lit("[new session]\n")};
mtx_push_op(d_state->output_log_key, op);
@@ -2563,7 +2564,7 @@ d_tick(Arena *arena, D_TargetArray *targets, D_BreakpointArray *breakpoints, D_P
ctrl_msg_list_concat_in_place(&d_state->ctrl_msgs, &msgs_copy);
if(d_state->ctrl_msgs.count != 0)
{
if(!d_state->ctrl_soft_halt_issued && ctrl_running_pre_tick)
if(!d_state->ctrl_soft_halt_issued && d_state->ctrl_thread_run_state)
{
d_state->ctrl_soft_halt_issued = 1;
ctrl_halt();
src/dbg_engine/dbg_engine_core.h
+1
View File
@@ -394,6 +394,7 @@ struct D_State
D_BreakpointArray ctrl_last_run_extra_bps;
U128 ctrl_last_run_param_state_hash;
B32 ctrl_is_running;
B32 ctrl_thread_run_state;
B32 ctrl_soft_halt_issued;
Arena *ctrl_msg_arena;
CTRL_MsgList ctrl_msgs;