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debug info for local variables is now used. only works when tracing atm:/

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This commit is contained in:
Bill Currie 2001-07-19 07:27:14 +00:00
parent b23786880a
commit edcc313501
5 changed files with 66 additions and 20 deletions
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41
libs/gamecode/pr_debug.c
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@ -123,6 +123,15 @@ PR_LoadDebug (progs_t *pr)
char *sym_path;
ddef_t *def;
pr->debug = 0;
pr->auxfunctions = 0;
pr->auxfunction_map = 0;
pr->linenos = 0;
pr->local_defs = 0;
if (!pr_debug->int_val)
return;
def = PR_FindGlobal (pr, ".debug_file");
if (def)
str = &pr->pr_globals[def->ofs];
@ -150,9 +159,6 @@ PR_LoadDebug (progs_t *pr)
pr->debug->version & 0xfff);
Hunk_FreeToLowMark (start);
pr->debug = 0;
pr->auxfunctions = 0;
pr->linenos = 0;
pr->local_defs = 0;
return;
}
pr->debug->crc = LittleShort (pr->debug->crc);
@ -164,9 +170,6 @@ PR_LoadDebug (progs_t *pr)
pr->crc);
Hunk_FreeToLowMark (start);
pr->debug = 0;
pr->auxfunctions = 0;
pr->linenos = 0;
pr->local_defs = 0;
return;
}
pr->debug->you_tell_me_and_we_will_both_know = LittleShort (pr->debug->you_tell_me_and_we_will_both_know);
@ -181,12 +184,17 @@ PR_LoadDebug (progs_t *pr)
pr->linenos = (pr_lineno_t*)((char*)pr->debug + pr->debug->linenos);
pr->local_defs = (ddef_t*)((char*)pr->debug + pr->debug->locals);
pr->auxfunction_map = Hunk_Alloc (pr->progs->numfunctions
* sizeof (pr_auxfunction_t*));
for (i = 0; i < pr->debug->num_auxfunctions; i++) {
pr->auxfunctions[i].function = LittleLong (pr->auxfunctions[i].function);
pr->auxfunctions[i].source_line = LittleLong (pr->auxfunctions[i].source_line);
pr->auxfunctions[i].line_info = LittleLong (pr->auxfunctions[i].line_info);
pr->auxfunctions[i].local_defs = LittleLong (pr->auxfunctions[i].local_defs);
pr->auxfunctions[i].num_locals = LittleLong (pr->auxfunctions[i].num_locals);
pr->auxfunction_map[pr->auxfunctions[i].function] = &pr->auxfunctions[i];
}
for (i = 0; i < pr->debug->num_linenos; i++) {
pr->linenos[i].fa.func = LittleLong (pr->linenos[i].fa.func);
@ -292,6 +300,27 @@ PR_Get_Source_Line (progs_t *pr, unsigned long addr)
return str;
}
ddef_t *
PR_Get_Local_Def (progs_t *pr, int offs)
{
int i;
dfunction_t *func = pr->pr_xfunction;
pr_auxfunction_t *aux_func;
if (!func)
return 0;
aux_func = pr->auxfunction_map[func - pr->pr_functions];
if (!aux_func)
return 0;
offs -= func->parm_start;
if (offs < 0 || offs >= func->locals)
return 0;
for (i = 0; i < aux_func->num_locals; i++)
if (pr->local_defs[aux_func->local_defs + i].ofs == offs)
return &pr->local_defs[aux_func->local_defs + i];
return 0;
}
static const char *
file_get_key (void *_f, void *unused)
{