diff options
| -rw-r--r-- | src/codegen.zig | 2 | ||||
| -rw-r--r-- | src/link/Dwarf.zig | 28 |
2 files changed, 28 insertions, 2 deletions
diff --git a/src/codegen.zig b/src/codegen.zig index cc7014a136..ca24f998e8 100644 --- a/src/codegen.zig +++ b/src/codegen.zig @@ -573,7 +573,6 @@ pub fn generateSymbol( return Result{ .appended = {} }; }, .Union => { - // TODO generate debug info for unions const union_obj = typed_value.val.castTag(.@"union").?.data; const layout = typed_value.ty.unionGetLayout(target); @@ -749,7 +748,6 @@ pub fn generateSymbol( return Result{ .appended = {} }; }, .ErrorSet => { - // TODO generate debug info for error sets switch (typed_value.val.tag()) { .@"error" => { const name = typed_value.val.getError().?; diff --git a/src/link/Dwarf.zig b/src/link/Dwarf.zig index 370aac2734..353b40e201 100644 --- a/src/link/Dwarf.zig +++ b/src/link/Dwarf.zig @@ -468,6 +468,7 @@ pub fn commitDeclDebugInfo( value_ptr.off = @intCast(u32, dbg_info_buffer.items.len); try self.addDbgInfoType( dbg_type_arena.allocator(), + module, ty, dbg_info_buffer, dbg_info_type_relocs, @@ -771,6 +772,7 @@ pub fn freeDecl(self: *Dwarf, decl: *Module.Decl) void { fn addDbgInfoType( self: *Dwarf, arena: Allocator, + module: *Module, ty: Type, dbg_info_buffer: *std.ArrayList(u8), dbg_info_type_relocs: *File.DbgInfoTypeRelocsTable, @@ -1095,6 +1097,32 @@ fn addDbgInfoType( try dbg_info_buffer.append(0); } }, + .ErrorSet => { + // DW.AT.enumeration_type + try dbg_info_buffer.append(abbrev_enum_type); + // DW.AT.byte_size, DW.FORM.sdata + const abi_size = ty.abiSize(target); + try leb128.writeULEB128(dbg_info_buffer.writer(), abi_size); + // DW.AT.name, DW.FORM.string + const name = try ty.nameAllocArena(arena, target); + try dbg_info_buffer.writer().print("{s}\x00", .{name}); + + const error_names = if (ty.isAnyError()) module.error_name_list.items else ty.errorSetNames(); + for (error_names) |error_name| { + const kv = module.getErrorValue(error_name) catch unreachable; + // DW.AT.enumerator + try dbg_info_buffer.ensureUnusedCapacity(error_name.len + 2 + @sizeOf(u64)); + dbg_info_buffer.appendAssumeCapacity(abbrev_enum_variant); + // DW.AT.name, DW.FORM.string + dbg_info_buffer.appendSliceAssumeCapacity(error_name); + dbg_info_buffer.appendAssumeCapacity(0); + // DW.AT.const_value, DW.FORM.data8 + mem.writeInt(u64, dbg_info_buffer.addManyAsArrayAssumeCapacity(8), kv.value, target_endian); + } + + // DW.AT.enumeration_type delimit children + try dbg_info_buffer.append(0); + }, else => { log.debug("TODO implement .debug_info for type '{}'", .{ty.fmtDebug()}); try dbg_info_buffer.append(abbrev_pad1); |