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-rw-r--r--src/llvm_backend_proc.cpp55
1 files changed, 41 insertions, 14 deletions
diff --git a/src/llvm_backend_proc.cpp b/src/llvm_backend_proc.cpp
index 1c0ecabbe..0ffe1c4c7 100644
--- a/src/llvm_backend_proc.cpp
+++ b/src/llvm_backend_proc.cpp
@@ -434,6 +434,40 @@ void lb_start_block(lbProcedure *p, lbBlock *b) {
p->curr_block = b;
}
+void lb_set_debug_position_to_procedure_begin(lbProcedure *p) {
+ if (p->debug_info == nullptr) {
+ return;
+ }
+ TokenPos pos = {};
+ if (p->body != nullptr) {
+ pos = ast_token(p->body).pos;
+ } else if (p->type_expr != nullptr) {
+ pos = ast_token(p->type_expr).pos;
+ } else if (p->entity != nullptr) {
+ pos = p->entity->token.pos;
+ }
+ if (pos.file_id != 0) {
+ LLVMSetCurrentDebugLocation2(p->builder, lb_debug_location_from_token_pos(p, pos));
+ }
+}
+
+void lb_set_debug_position_to_procedure_end(lbProcedure *p) {
+ if (p->debug_info == nullptr) {
+ return;
+ }
+ TokenPos pos = {};
+ if (p->body != nullptr) {
+ pos = ast_end_token(p->body).pos;
+ } else if (p->type_expr != nullptr) {
+ pos = ast_end_token(p->type_expr).pos;
+ } else if (p->entity != nullptr) {
+ pos = p->entity->token.pos;
+ }
+ if (pos.file_id != 0) {
+ LLVMSetCurrentDebugLocation2(p->builder, lb_debug_location_from_token_pos(p, pos));
+ }
+}
+
void lb_begin_procedure_body(lbProcedure *p) {
DeclInfo *decl = decl_info_of_entity(p->entity);
if (decl != nullptr) {
@@ -565,29 +599,21 @@ void lb_begin_procedure_body(lbProcedure *p) {
lb_push_context_onto_stack_from_implicit_parameter(p);
}
- lb_start_block(p, p->entry_block);
-
+ lb_set_debug_position_to_procedure_begin(p);
if (p->debug_info != nullptr) {
- TokenPos pos = {};
- if (p->body != nullptr) {
- pos = ast_token(p->body).pos;
- } else if (p->type_expr != nullptr) {
- pos = ast_token(p->type_expr).pos;
- } else if (p->entity != nullptr) {
- pos = p->entity->token.pos;
- }
- if (pos.file_id != 0) {
- LLVMSetCurrentDebugLocation2(p->builder, lb_debug_location_from_token_pos(p, pos));
- }
-
if (p->context_stack.count != 0) {
+ p->curr_block = p->decl_block;
lb_add_debug_context_variable(p, lb_find_or_generate_context_ptr(p));
}
}
+
+ lb_start_block(p, p->entry_block);
}
void lb_end_procedure_body(lbProcedure *p) {
+ lb_set_debug_position_to_procedure_begin(p);
+
LLVMPositionBuilderAtEnd(p->builder, p->decl_block->block);
LLVMBuildBr(p->builder, p->entry_block->block);
LLVMPositionBuilderAtEnd(p->builder, p->curr_block->block);
@@ -599,6 +625,7 @@ void lb_end_procedure_body(lbProcedure *p) {
instr = LLVMGetLastInstruction(p->curr_block->block);
if (!lb_is_instr_terminating(instr)) {
lb_emit_defer_stmts(p, lbDeferExit_Return, nullptr);
+ lb_set_debug_position_to_procedure_end(p);
LLVMBuildRetVoid(p->builder);
}
}