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checkpoint on eval2; type graph operations, parsing, etc.

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Ryan Fleury committed 2026-06-17 17:38:09 -07:00
1 parent 11b3f25842
commit cc75260946
16 files changed
+1473 -152
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src/dbg_engine/dbg_engine_ctrl.c
+15 -5
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@@ -1804,10 +1804,21 @@ d_unwind_from_thread(Arena *arena, D_Handle thread, U64 endt_us)
//////////////////////////////
//- rjf: grab initial memory
//
// NOTE(rjf): we can pre-fill memory that we can expect to load here -
// otherwise we will lazily evaluate it via the unwinding backends below
//
MemoryMap memory_map = {0};
if(regs_block_good)
{
// NOTE(rjf): we can pre-fill memory that we can expect to load here -
// otherwise we will lazily evaluate it via the unwinding backends below
U64 sp = arch_sp_from_reg_block(arch_info, regs_block);
U64 sp_rounded_down = AlignDownPow2(sp, KB(4));
Rng1U64 top_of_stack_vaddr_range = r1u64(sp_rounded_down, sp_rounded_down+KB(4));
D_ProcessMemorySlice slice = d_process_memory_slice_from_vaddr_range(scratch.arena, process_entity->handle, top_of_stack_vaddr_range, 1, endt_us);
String8 data = slice.data;
if(!slice.stale)
{
memory_map_push(scratch.arena, &memory_map, top_of_stack_vaddr_range, data.str);
}
}
//////////////////////////////
@@ -1834,7 +1845,6 @@ d_unwind_from_thread(Arena *arena, D_Handle thread, U64 endt_us)
unwind.flags = 0;
for(;!unwind.flags;)
{
ARCH_Info *arch_info = arch_info_from_arch(arch);
U64 start_ip = arch_ip_from_reg_block(arch_info, regs_block);
U64 start_sp = arch_sp_from_reg_block(arch_info, regs_block);
@@ -1879,7 +1889,7 @@ d_unwind_from_thread(Arena *arena, D_Handle thread, U64 endt_us)
// stale. if it can't be read, the unwind fails.
if(step.status == UWND_StepStatus_FailedMemoryRead)
{
D_ProcessMemorySlice slice = d_process_memory_slice_from_vaddr_range(scratch.arena, process_entity->handle, step.missed_read_vaddr_range, 1, 0);
D_ProcessMemorySlice slice = d_process_memory_slice_from_vaddr_range(scratch.arena, process_entity->handle, step.missed_read_vaddr_range, 1, endt_us);
String8 data = slice.data;
if(slice.stale)
{
@@ -6157,7 +6167,7 @@ d_call_stack_artifact_create(String8 key, B32 *cancel_signal, B32 *retry_out, U6
{
pre_reg_gen = d_reg_gen();
pre_mem_gen = d_mem_gen();
unwind = d_unwind_from_thread(arena, thread_handle, 0);
unwind = d_unwind_from_thread(arena, thread_handle, now_time_us()+100);
if(!(unwind.flags & D_UnwindFlag_Stale))
{
good = 1;