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upgrade eval space reads with staleness/bad/change info, to expand process memory cache reading abilities to all evaluation spaces; unmapped address visualization (both memory view & single line eval)

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Ryan Fleury
2026-05-13 14:48:00 -07:00
parent e6d83f7450
commit 58caf0d3d5
13 changed files with 130 additions and 46 deletions
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src/eval_visualization/eval_visualization_core.c
+16 -1
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@@ -1880,7 +1880,7 @@ ev_string_iter_next(Arena *arena, EV_StringIter *it, String8 *out_string)
U64 string_memory_addr = ptr_data->value_eval.value.u64;
for(U64 try_size = string_buffer_size; try_size >= 16; try_size /= 2)
{
B32 read_good = e_space_read(eval.space, string_buffer, r1u64(string_memory_addr, string_memory_addr+try_size));
B32 read_good = e_space_read(eval.space, string_buffer, 0, r1u64(string_memory_addr, string_memory_addr+try_size));
if(read_good)
{
break;
@@ -2107,6 +2107,21 @@ ev_string_iter_next(Arena *arena, EV_StringIter *it, String8 *out_string)
{
Temp scratch = scratch_begin(&arena, 1);
String8 ptr_value_string = str8_from_u64(scratch.arena, ptr_data->value_eval.value.u64, 16, 0, 0);
if(params->flags & EV_StringFlag_ReadOnlyDisplayRules)
{
U8 byte = 0;
B32 addr_is_good = 0;
U64 byte_bad_flags = 0;
E_SpaceRangeInfo range_info = {.byte_bad_flags = &byte_bad_flags};
if(e_space_read(ptr_data->value_eval.space, &byte, &range_info, r1u64(ptr_data->value_eval.value.u64, ptr_data->value_eval.value.u64+1)))
{
addr_is_good = !(byte_bad_flags & 1);
}
if(!addr_is_good)
{
ptr_value_string = str8f(scratch.arena, "%S (unmapped)", ptr_value_string);
}
}
//
// NOTE(rjf): currently, we are not using the string-generation radix parameter when
// generating a pointer value - it is weird to want to change pointer value visualization