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Merge pull request #5130 from odin-lang/bill/raddebugger-custom-section

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RAD Debugger support through the custom `.raddbg` section
This commit is contained in:
gingerBill
2025-05-28 11:16:34 +01:00
committed by GitHub
parent 8597966a9f c383e550f9
commit 7e564c3a35
4 changed files with 201 additions and 32 deletions
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src/llvm_backend.cpp
+90 -2
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@@ -2098,7 +2098,7 @@ gb_internal void lb_create_global_procedures_and_types(lbGenerator *gen, Checker
break;
case Entity_Constant:
if (build_context.ODIN_DEBUG) {
add_debug_info_for_global_constant_from_entity(gen, e);
lb_add_debug_info_for_global_constant_from_entity(gen, e);
}
break;
}
@@ -3300,6 +3300,28 @@ gb_internal bool lb_generate_code(lbGenerator *gen) {
}
}
if (build_context.ODIN_DEBUG) {
// Custom `.raddbg` section for its debugger
if (build_context.metrics.os == TargetOs_windows) {
lbModule *m = default_module;
LLVMModuleRef mod = m->mod;
LLVMContextRef ctx = m->ctx;
{
LLVMTypeRef type = LLVMArrayType(LLVMInt8TypeInContext(ctx), 1);
LLVMValueRef global = LLVMAddGlobal(mod, type, "raddbg_is_attached_byte_marker");
LLVMSetInitializer(global, LLVMConstNull(type));
LLVMSetSection(global, ".raddbg");
}
if (gen->info->entry_point) {
String mangled_name = lb_get_entity_name(m, gen->info->entry_point);
char const *str = alloc_cstring(temporary_allocator(), mangled_name);
lb_add_raddbg_string(m, "entry_point: \"", str, "\"");
}
}
}
TIME_SECTION("LLVM Runtime Objective-C Names Creation");
gen->objc_names = lb_create_objc_names(default_module);
@@ -3313,7 +3335,7 @@ gb_internal bool lb_generate_code(lbGenerator *gen) {
if (build_context.ODIN_DEBUG) {
for (auto const &entry : builtin_pkg->scope->elements) {
Entity *e = entry.value;
add_debug_info_for_global_constant_from_entity(gen, e);
lb_add_debug_info_for_global_constant_from_entity(gen, e);
}
}
@@ -3343,6 +3365,72 @@ gb_internal bool lb_generate_code(lbGenerator *gen) {
if (build_context.ODIN_DEBUG) {
TIME_SECTION("LLVM Debug Info Complete Types and Finalize");
lb_debug_info_complete_types_and_finalize(gen);
// Custom `.raddbg` section for its debugger
if (build_context.metrics.os == TargetOs_windows) {
lbModule *m = default_module;
LLVMModuleRef mod = m->mod;
LLVMContextRef ctx = m->ctx;
lb_add_raddbg_string(m, "type_view: {type: \"[]?\", expr: \"array(data, len)\"}");
lb_add_raddbg_string(m, "type_view: {type: \"string\", expr: \"array(data, len)\"}");
// column major matrices
lb_add_raddbg_string(m, "type_view: {type: \"matrix[1, ?]?\", expr: \"table($.data, $[0])\"}");
lb_add_raddbg_string(m, "type_view: {type: \"matrix[2, ?]?\", expr: \"table($.data, $[0], $[1])\"}");
lb_add_raddbg_string(m, "type_view: {type: \"matrix[3, ?]?\", expr: \"table($.data, $[0], $[1], $[2])\"}");
lb_add_raddbg_string(m, "type_view: {type: \"matrix[4, ?]?\", expr: \"table($.data, $[0], $[1], $[2], $[3])\"}");
lb_add_raddbg_string(m, "type_view: {type: \"matrix[5, ?]?\", expr: \"table($.data, $[0], $[1], $[2], $[3], $[4])\"}");
lb_add_raddbg_string(m, "type_view: {type: \"matrix[6, ?]?\", expr: \"table($.data, $[0], $[1], $[2], $[3], $[4], $[5])\"}");
lb_add_raddbg_string(m, "type_view: {type: \"matrix[7, ?]?\", expr: \"table($.data, $[0], $[1], $[2], $[3], $[4], $[5], $[6])\"}");
lb_add_raddbg_string(m, "type_view: {type: \"matrix[8, ?]?\", expr: \"table($.data, $[0], $[1], $[2], $[3], $[4], $[5], $[6], $[7])\"}");
lb_add_raddbg_string(m, "type_view: {type: \"matrix[9, ?]?\", expr: \"table($.data, $[0], $[1], $[2], $[3], $[4], $[5], $[6], $[7], $[8])\"}");
lb_add_raddbg_string(m, "type_view: {type: \"matrix[10, ?]?\", expr: \"table($.data, $[0], $[1], $[2], $[3], $[4], $[5], $[6], $[7], $[8], $[9])\"}");
lb_add_raddbg_string(m, "type_view: {type: \"matrix[11, ?]?\", expr: \"table($.data, $[0], $[1], $[2], $[3], $[4], $[5], $[6], $[7], $[8], $[9], $[10])\"}");
lb_add_raddbg_string(m, "type_view: {type: \"matrix[12, ?]?\", expr: \"table($.data, $[0], $[1], $[2], $[3], $[4], $[5], $[6], $[7], $[8], $[9], $[10], $[11])\"}");
lb_add_raddbg_string(m, "type_view: {type: \"matrix[13, ?]?\", expr: \"table($.data, $[0], $[1], $[2], $[3], $[4], $[5], $[6], $[7], $[8], $[9], $[10], $[11], $[12])\"}");
lb_add_raddbg_string(m, "type_view: {type: \"matrix[14, ?]?\", expr: \"table($.data, $[0], $[1], $[2], $[3], $[4], $[5], $[6], $[7], $[8], $[9], $[10], $[11], $[12], $[13])\"}");
lb_add_raddbg_string(m, "type_view: {type: \"matrix[15, ?]?\", expr: \"table($.data, $[0], $[1], $[2], $[3], $[4], $[5], $[6], $[7], $[8], $[9], $[10], $[11], $[12], $[13], $[14])\"}");
lb_add_raddbg_string(m, "type_view: {type: \"matrix[16, ?]?\", expr: \"table($.data, $[0], $[1], $[2], $[3], $[4], $[5], $[6], $[7], $[8], $[9], $[10], $[11], $[12], $[13], $[14], $[15])\"}");
// row major matrices
lb_add_raddbg_string(m, "type_view: {type: \"#row_major matrix[?, 1]?\", expr: \"table($.data, $[0])\"}");
lb_add_raddbg_string(m, "type_view: {type: \"#row_major matrix[?, 2]?\", expr: \"table($.data, $[0], $[1])\"}");
lb_add_raddbg_string(m, "type_view: {type: \"#row_major matrix[?, 3]?\", expr: \"table($.data, $[0], $[1], $[2])\"}");
lb_add_raddbg_string(m, "type_view: {type: \"#row_major matrix[?, 4]?\", expr: \"table($.data, $[0], $[1], $[2], $[3])\"}");
lb_add_raddbg_string(m, "type_view: {type: \"#row_major matrix[?, 5]?\", expr: \"table($.data, $[0], $[1], $[2], $[3], $[4])\"}");
lb_add_raddbg_string(m, "type_view: {type: \"#row_major matrix[?, 6]?\", expr: \"table($.data, $[0], $[1], $[2], $[3], $[4], $[5])\"}");
lb_add_raddbg_string(m, "type_view: {type: \"#row_major matrix[?, 7]?\", expr: \"table($.data, $[0], $[1], $[2], $[3], $[4], $[5], $[6])\"}");
lb_add_raddbg_string(m, "type_view: {type: \"#row_major matrix[?, 8]?\", expr: \"table($.data, $[0], $[1], $[2], $[3], $[4], $[5], $[6], $[7])\"}");
lb_add_raddbg_string(m, "type_view: {type: \"#row_major matrix[?, 9]?\", expr: \"table($.data, $[0], $[1], $[2], $[3], $[4], $[5], $[6], $[7], $[8])\"}");
lb_add_raddbg_string(m, "type_view: {type: \"#row_major matrix[?, 10]?\", expr: \"table($.data, $[0], $[1], $[2], $[3], $[4], $[5], $[6], $[7], $[8], $[9])\"}");
lb_add_raddbg_string(m, "type_view: {type: \"#row_major matrix[?, 11]?\", expr: \"table($.data, $[0], $[1], $[2], $[3], $[4], $[5], $[6], $[7], $[8], $[9], $[10])\"}");
lb_add_raddbg_string(m, "type_view: {type: \"#row_major matrix[?, 12]?\", expr: \"table($.data, $[0], $[1], $[2], $[3], $[4], $[5], $[6], $[7], $[8], $[9], $[10], $[11])\"}");
lb_add_raddbg_string(m, "type_view: {type: \"#row_major matrix[?, 13]?\", expr: \"table($.data, $[0], $[1], $[2], $[3], $[4], $[5], $[6], $[7], $[8], $[9], $[10], $[11], $[12])\"}");
lb_add_raddbg_string(m, "type_view: {type: \"#row_major matrix[?, 14]?\", expr: \"table($.data, $[0], $[1], $[2], $[3], $[4], $[5], $[6], $[7], $[8], $[9], $[10], $[11], $[12], $[13])\"}");
lb_add_raddbg_string(m, "type_view: {type: \"#row_major matrix[?, 15]?\", expr: \"table($.data, $[0], $[1], $[2], $[3], $[4], $[5], $[6], $[7], $[8], $[9], $[10], $[11], $[12], $[13], $[14])\"}");
lb_add_raddbg_string(m, "type_view: {type: \"#row_major matrix[?, 16]?\", expr: \"table($.data, $[0], $[1], $[2], $[3], $[4], $[5], $[6], $[7], $[8], $[9], $[10], $[11], $[12], $[13], $[14], $[15])\"}");
TEMPORARY_ALLOCATOR_GUARD();
u32 global_name_index = 0;
for (String str = {}; mpsc_dequeue(&gen->raddebug_section_strings, &str); /**/) {
LLVMValueRef data = LLVMConstStringInContext(ctx, cast(char const *)str.text, cast(unsigned)str.len, false);
LLVMTypeRef type = LLVMTypeOf(data);
gbString global_name = gb_string_make(temporary_allocator(), "raddbg_data__");
global_name = gb_string_append_fmt(global_name, "%u", global_name_index);
global_name_index += 1;
LLVMValueRef global = LLVMAddGlobal(mod, type, global_name);
LLVMSetInitializer(global, data);
LLVMSetAlignment(global, 1);
LLVMSetSection(global, ".raddbg");
}
}
}
if (do_threading) {