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dbghelp: Add support for static variables at function scope (PDB).

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These should be stored in function's children vector.

Signed-off-by: Eric Pouech <eric.pouech@gmail.com>
This commit is contained in:
Eric Pouech 2022-09-28 12:13:55 +02:00 committed by Alexandre Julliard
parent e654b631f2
commit a523361b10
2 changed files with 24 additions and 13 deletions
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33
dlls/dbghelp/msc.c
View file

@ -1764,6 +1764,8 @@ static const union codeview_symbol* get_next_sym(const union codeview_symbol* sy
static inline void codeview_add_variable(const struct msc_debug_info* msc_dbg,
struct symt_compiland* compiland,
struct symt_function* func,
struct symt_block* block,
const char* name,
unsigned segment, unsigned offset,
unsigned symtype, BOOL is_local, BOOL in_tls, BOOL force)
@ -1775,6 +1777,13 @@ static inline void codeview_add_variable(const struct msc_debug_info* msc_dbg,
loc.kind = in_tls ? loc_tlsrel : loc_absolute;
loc.reg = 0;
loc.offset = in_tls ? offset : codeview_get_address(msc_dbg, segment, offset);
if (func)
{
if (!is_local || in_tls) WARN("Unsupported construct\n");
symt_add_func_local(msc_dbg->module, func, DataIsStaticLocal, &loc, block,
codeview_get_type(symtype, FALSE), name);
return;
}
if (force || in_tls || !symt_find_symbol_at(msc_dbg->module, loc.offset))
{
symt_new_global_variable(msc_dbg->module, compiland,
@ -2232,21 +2241,21 @@ static BOOL codeview_snarf(const struct msc_debug_info* msc_dbg,
case S_GDATA32_16t:
case S_LDATA32_16t:
if (do_globals)
codeview_add_variable(msc_dbg, compiland, terminate_string(&sym->data_v1.p_name),
codeview_add_variable(msc_dbg, compiland, curr_func, block, terminate_string(&sym->data_v1.p_name),
sym->data_v1.segment, sym->data_v1.offset, sym->data_v1.symtype,
sym->generic.id == S_LDATA32_16t, FALSE, TRUE);
break;
case S_GDATA32_ST:
case S_LDATA32_ST:
if (do_globals)
codeview_add_variable(msc_dbg, compiland, terminate_string(&sym->data_v2.p_name),
codeview_add_variable(msc_dbg, compiland, curr_func, block, terminate_string(&sym->data_v2.p_name),
sym->data_v2.segment, sym->data_v2.offset, sym->data_v2.symtype,
sym->generic.id == S_LDATA32_ST, FALSE, TRUE);
break;
case S_GDATA32:
case S_LDATA32:
if (do_globals)
codeview_add_variable(msc_dbg, compiland, sym->data_v3.name,
codeview_add_variable(msc_dbg, compiland, curr_func, block, sym->data_v3.name,
sym->data_v3.segment, sym->data_v3.offset, sym->data_v3.symtype,
sym->generic.id == S_LDATA32, FALSE, TRUE);
break;
@ -2255,21 +2264,21 @@ static BOOL codeview_snarf(const struct msc_debug_info* msc_dbg,
case S_GTHREAD32_16t:
case S_LTHREAD32_16t:
if (do_globals)
codeview_add_variable(msc_dbg, compiland, terminate_string(&sym->thread_v1.p_name),
codeview_add_variable(msc_dbg, compiland, curr_func, block, terminate_string(&sym->thread_v1.p_name),
sym->thread_v1.segment, sym->thread_v1.offset, sym->thread_v1.symtype,
sym->generic.id == S_LTHREAD32_16t, TRUE, TRUE);
break;
case S_GTHREAD32_ST:
case S_LTHREAD32_ST:
if (do_globals)
codeview_add_variable(msc_dbg, compiland, terminate_string(&sym->thread_v2.p_name),
codeview_add_variable(msc_dbg, compiland, curr_func, block, terminate_string(&sym->thread_v2.p_name),
sym->thread_v2.segment, sym->thread_v2.offset, sym->thread_v2.symtype,
sym->generic.id == S_LTHREAD32_ST, TRUE, TRUE);
break;
case S_GTHREAD32:
case S_LTHREAD32:
if (do_globals)
codeview_add_variable(msc_dbg, compiland, sym->thread_v3.name,
codeview_add_variable(msc_dbg, compiland, curr_func, block, sym->thread_v3.name,
sym->thread_v3.segment, sym->thread_v3.offset, sym->thread_v3.symtype,
sym->generic.id == S_LTHREAD32, TRUE, TRUE);
break;
@ -2881,19 +2890,19 @@ static BOOL codeview_snarf_public(const struct msc_debug_info* msc_dbg, const BY
*/
case S_GDATA32_16t:
case S_LDATA32_16t:
codeview_add_variable(msc_dbg, compiland, terminate_string(&sym->data_v1.p_name),
codeview_add_variable(msc_dbg, compiland, NULL, NULL, terminate_string(&sym->data_v1.p_name),
sym->data_v1.segment, sym->data_v1.offset, sym->data_v1.symtype,
sym->generic.id == S_LDATA32_16t, FALSE, FALSE);
break;
case S_GDATA32_ST:
case S_LDATA32_ST:
codeview_add_variable(msc_dbg, compiland, terminate_string(&sym->data_v2.p_name),
codeview_add_variable(msc_dbg, compiland, NULL, NULL, terminate_string(&sym->data_v2.p_name),
sym->data_v2.segment, sym->data_v2.offset, sym->data_v2.symtype,
sym->generic.id == S_LDATA32_ST, FALSE, FALSE);
break;
case S_GDATA32:
case S_LDATA32:
codeview_add_variable(msc_dbg, compiland, sym->data_v3.name,
codeview_add_variable(msc_dbg, compiland, NULL, NULL, sym->data_v3.name,
sym->data_v3.segment, sym->data_v3.offset, sym->data_v3.symtype,
sym->generic.id == S_LDATA32, FALSE, FALSE);
break;
@ -2901,19 +2910,19 @@ static BOOL codeview_snarf_public(const struct msc_debug_info* msc_dbg, const BY
/* variables with thread storage */
case S_GTHREAD32_16t:
case S_LTHREAD32_16t:
codeview_add_variable(msc_dbg, compiland, terminate_string(&sym->thread_v1.p_name),
codeview_add_variable(msc_dbg, compiland, NULL, NULL, terminate_string(&sym->thread_v1.p_name),
sym->thread_v1.segment, sym->thread_v1.offset, sym->thread_v1.symtype,
sym->generic.id == S_LTHREAD32_16t, TRUE, FALSE);
break;
case S_GTHREAD32_ST:
case S_LTHREAD32_ST:
codeview_add_variable(msc_dbg, compiland, terminate_string(&sym->thread_v2.p_name),
codeview_add_variable(msc_dbg, compiland, NULL, NULL, terminate_string(&sym->thread_v2.p_name),
sym->thread_v2.segment, sym->thread_v2.offset, sym->thread_v2.symtype,
sym->generic.id == S_LTHREAD32_ST, TRUE, FALSE);
break;
case S_GTHREAD32:
case S_LTHREAD32:
codeview_add_variable(msc_dbg, compiland, sym->thread_v3.name,
codeview_add_variable(msc_dbg, compiland, NULL, NULL, sym->thread_v3.name,
sym->thread_v3.segment, sym->thread_v3.offset, sym->thread_v3.symtype,
sym->generic.id == S_LTHREAD32, TRUE, FALSE);
break;

4
dlls/dbghelp/symbol.c
View file

@ -449,6 +449,7 @@ void symt_add_func_line(struct module* module, struct symt_function* func,
*
* Adds a new local/parameter to a given function:
* In any cases, dt tells whether it's a local variable or a parameter
* or a static variable inside the function.
* If regno it's not 0:
* - then variable is stored in a register
* - otherwise, value is referenced by register + offset
@ -470,7 +471,7 @@ struct symt_data* symt_add_func_local(struct module* module,
name, type);
assert(symt_check_tag(&func->symt, SymTagFunction) || symt_check_tag(&func->symt, SymTagInlineSite));
assert(dt == DataIsParam || dt == DataIsLocal);
assert(dt == DataIsParam || dt == DataIsLocal || dt == DataIsStaticLocal);
locsym = pool_alloc(&module->pool, sizeof(*locsym));
locsym->symt.tag = SymTagData;
@ -804,6 +805,7 @@ static void symt_fill_sym_info(struct module_pair* pair,
break;
case DataIsGlobal:
case DataIsFileStatic:
case DataIsStaticLocal:
switch (data->u.var.kind)
{
case loc_tlsrel: