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Improve behaviour of return with named results to aid with defer statements

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This commit is contained in:
gingerBill
2020-06-10 14:53:35 +01:00
parent a9295d33ab
commit 99944f3b02
2 changed files with 51 additions and 1 deletions
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25
src/ir.cpp
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@@ -10164,6 +10164,14 @@ void ir_build_stmt_internal(irProcedure *proc, Ast *node) {
v = ir_build_expr(proc, rs->results[0]);
v = ir_emit_conv(proc, v, e->type);
}
if (proc->type->Proc.has_named_results) {
// NOTE(bill): store the named values before returning
if (e->token.string != "") {
irValue **found = map_get(&proc->module->values, hash_entity(e));
GB_ASSERT(found != nullptr);
ir_emit_store(proc, *found, v);
}
}
} else {
gbTempArenaMemory tmp = gb_temp_arena_memory_begin(&proc->module->tmp_arena);
defer (gb_temp_arena_memory_end(tmp));
@@ -10196,6 +10204,23 @@ void ir_build_stmt_internal(irProcedure *proc, Ast *node) {
GB_ASSERT(results.count == return_count);
if (proc->type->Proc.has_named_results) {
// NOTE(bill): store the named values before returning
for_array(i, tuple->variables) {
Entity *e = tuple->variables[i];
if (e->kind != Entity_Variable) {
continue;
}
if (e->token.string == "") {
continue;
}
irValue **found = map_get(&proc->module->values, hash_entity(e));
GB_ASSERT(found != nullptr);
ir_emit_store(proc, *found, results[i]);
}
}
Type *ret_type = proc->type->Proc.results;
// NOTE(bill): Doesn't need to be zero because it will be initialized in the loops
v = ir_add_local_generated(proc, ret_type, false);