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[qwaq] Fetch Ruamoko progs locals from the stack frame

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Now that the data is fetched from the correct location, the locals view
is useful again :). However, there seems to be a problem with array
views: not sure they're showing the correct data as I was getting
unexpected values in the display but normal vars seem to be ok.
This commit is contained in:
Bill Currie 2022-02-12 10:19:45 +09:00
parent 39583a959e
commit c6aa061229
5 changed files with 50 additions and 2 deletions
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31
ruamoko/qwaq/builtins/debug.c
View file

@ -649,6 +649,35 @@ qdb_get_source_line_addr (progs_t *pr)
R_UINT (pr) = PR_FindSourceLineAddr (tpr, file, line);
}
static void
qdb_has_data_stack (progs_t *pr)
{
__auto_type debug = PR_Resources_Find (pr, "qwaq-debug");
pr_ptr_t handle = P_INT (pr, 0);
qwaq_target_t *target = get_target (debug, __FUNCTION__, handle);
progs_t *tpr = target->pr;
R_INT (pr) = tpr->progs->version == PROG_VERSION;
}
static void
qdb_get_frame_addr (progs_t *pr)
{
__auto_type debug = PR_Resources_Find (pr, "qwaq-debug");
pr_ptr_t handle = P_INT (pr, 0);
qwaq_target_t *target = get_target (debug, __FUNCTION__, handle);
progs_t *tpr = target->pr;
R_UINT (pr) = 0;
if (tpr->progs->version == PROG_VERSION) {
if (tpr->pr_depth) {
prstack_t *frame = tpr->pr_stack + tpr->pr_depth - 1;
R_UINT (pr) = frame->stack_ptr;
}
}
}
#define bi(x,np,params...) {#x, x, -1, np, {params}}
#define p(type) PR_PARAM(type)
static builtin_t builtins[] = {
@ -675,6 +704,8 @@ static builtin_t builtins[] = {
bi(qdb_get_auxfunction, 2, p(int), p(uint)),
bi(qdb_get_local_defs, 2, p(int), p(uint)),
bi(qdb_get_source_line_addr, 3, p(int), p(string), p(uint)),
bi(qdb_has_data_stack, 1, p(int)),
bi(qdb_get_frame_addr, 1, p(int)),
{}
};

2
ruamoko/qwaq/debugger/debug.h
View file

@ -98,6 +98,8 @@ qdb_auxfunction_t *qdb_get_auxfunction (qdb_target_t target, unsigned fnum);
qdb_def_t *qdb_get_local_defs (qdb_target_t target, unsigned fnum);
unsigned qdb_get_source_line_addr(qdb_target_t target, string file,
unsigned line);
int qdb_has_data_stack (qdb_target_t target);
unsigned qdb_get_frame_addr (qdb_target_t target);
void traceon();
void traceoff();

2
ruamoko/qwaq/debugger/debug.r
View file

@ -30,3 +30,5 @@ qdb_auxfunction_t *qdb_get_auxfunction (qdb_target_t target,
qdb_def_t *qdb_get_local_defs (qdb_target_t target, unsigned fnum) = #0;
unsigned qdb_get_source_line_addr(qdb_target_t target, string file,
unsigned line) = #0;
int qdb_has_data_stack (qdb_target_t target) = #0;
unsigned qdb_get_frame_addr (qdb_target_t target) = #0;

1
ruamoko/qwaq/debugger/localsdata.h
View file

@ -12,6 +12,7 @@
{
ListenerGroup *onRowCountChanged;
qdb_target_t target;
int has_stack;
qfot_type_encodings_t target_encodings;
unsigned current_fnum;
qdb_function_t *func;

16
ruamoko/qwaq/debugger/localsdata.r
View file

@ -19,6 +19,8 @@
qdb_get_data (target, encodings_def.offset, sizeof(target_encodings),
&target_encodings);
self.has_stack = qdb_has_data_stack (target);
self.onRowCountChanged = [[ListenerGroup listener] retain];
return self;
}
@ -104,8 +106,18 @@ free_defs (LocalsData *self)
-fetchData
{
if (data && func.local_size && func.local_data) {
qdb_get_data (target, func.local_data, func.local_size, data);
if (data && func.local_size) {
unsigned local_data = func.local_data;
if (has_stack) {
unsigned stack_ptr = qdb_get_frame_addr (target);
local_data = 0;
if (stack_ptr) {
local_data = stack_ptr - func.local_data;
}
}
if (local_data) {
qdb_get_data (target, local_data, func.local_size, data);
}
}
int rowCount = def_rows[num_user_defs];
if (aux_func) {