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Improve debug information for direct procedure parmaters

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This commit is contained in:
gingerBill
2022-02-16 14:39:08 +00:00
parent 0738822dda
commit e011d812ca
2 changed files with 15 additions and 9 deletions
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src/llvm_backend_proc.cpp
+13 -6
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@@ -480,9 +480,8 @@ void lb_begin_procedure_body(lbProcedure *p) {
} else if (arg_type->kind == lbArg_Direct) {
if (e->token.string.len != 0 && !is_blank_ident(e->token.string)) {
LLVMTypeRef param_type = lb_type(p->module, e->type);
LLVMValueRef value = LLVMGetParam(p->value, param_offset+param_index);
value = OdinLLVMBuildTransmute(p, value, param_type);
LLVMValueRef original_value = LLVMGetParam(p->value, param_offset+param_index);
LLVMValueRef value = OdinLLVMBuildTransmute(p, original_value, param_type);
lbValue param = {};
param.value = value;
@@ -491,8 +490,16 @@ void lb_begin_procedure_body(lbProcedure *p) {
lbValue ptr = lb_address_from_load_or_generate_local(p, param);
GB_ASSERT(LLVMIsAAllocaInst(ptr.value));
lb_add_entity(p->module, e, ptr);
// lb_add_debug_param_variable(p, ptr.value, e->type, e->token, param_index+1);
lb_add_debug_param_variable(p, value, e->type, e->token, param_index+1);
lbBlock *block = p->decl_block;
if (original_value != value) {
block = p->curr_block;
}
LLVMValueRef debug_storage_value = value;
if (original_value != value && LLVMIsALoadInst(value)) {
debug_storage_value = ptr.value;
}
lb_add_debug_param_variable(p, debug_storage_value, e->type, e->token, param_index+1, block);
}
} else if (arg_type->kind == lbArg_Indirect) {
if (e->token.string.len != 0 && !is_blank_ident(e->token.string)) {
@@ -500,7 +507,7 @@ void lb_begin_procedure_body(lbProcedure *p) {
ptr.value = LLVMGetParam(p->value, param_offset+param_index);
ptr.type = alloc_type_pointer(e->type);
lb_add_entity(p->module, e, ptr);
lb_add_debug_param_variable(p, ptr.value, e->type, e->token, param_index+1);
lb_add_debug_param_variable(p, ptr.value, e->type, e->token, param_index+1, p->decl_block);
}
}
}