diff options
Diffstat (limited to 'src/Compilation.zig')
| -rw-r--r-- | src/Compilation.zig | 89 |
1 files changed, 59 insertions, 30 deletions
diff --git a/src/Compilation.zig b/src/Compilation.zig index 080d4bddaa..73fafa0976 100644 --- a/src/Compilation.zig +++ b/src/Compilation.zig @@ -906,38 +906,61 @@ pub fn create(gpa: *Allocator, options: InitOptions) !*Compilation { artifact_sub_dir, }; - // TODO when we implement serialization and deserialization of incremental compilation metadata, - // this is where we would load it. We have open a handle to the directory where - // the output either already is, or will be. + // If we rely on stage1, we must not redundantly add these packages. + const use_stage1 = build_options.is_stage1 and use_llvm; + if (!use_stage1) { + const builtin_pkg = try Package.createWithDir( + gpa, + zig_cache_artifact_directory, + null, + "builtin.zig", + ); + errdefer builtin_pkg.destroy(gpa); + + const std_pkg = try Package.createWithDir( + gpa, + options.zig_lib_directory, + "std", + "std.zig", + ); + errdefer std_pkg.destroy(gpa); + + try root_pkg.addAndAdopt(gpa, "builtin", builtin_pkg); + try root_pkg.add(gpa, "root", root_pkg); + try root_pkg.addAndAdopt(gpa, "std", std_pkg); + + try std_pkg.add(gpa, "builtin", builtin_pkg); + try std_pkg.add(gpa, "root", root_pkg); + } + + // TODO when we implement serialization and deserialization of incremental + // compilation metadata, this is where we would load it. We have open a handle + // to the directory where the output either already is, or will be. // However we currently do not have serialization of such metadata, so for now // we set up an empty Module that does the entire compilation fresh. - const root_scope = rs: { - if (mem.endsWith(u8, root_pkg.root_src_path, ".zig")) { - const root_scope = try gpa.create(Module.Scope.File); - const struct_ty = try Type.Tag.empty_struct.create( - gpa, - &root_scope.root_container, - ); - root_scope.* = .{ - // TODO this is duped so it can be freed in Container.deinit - .sub_file_path = try gpa.dupe(u8, root_pkg.root_src_path), - .source = .{ .unloaded = {} }, - .tree = undefined, - .status = .never_loaded, - .pkg = root_pkg, - .root_container = .{ - .file_scope = root_scope, - .decls = .{}, - .ty = struct_ty, - }, - }; - break :rs root_scope; - } else if (mem.endsWith(u8, root_pkg.root_src_path, ".zir")) { - return error.ZirFilesUnsupported; - } else { - unreachable; - } + // TODO remove CLI support for .zir files and then we can remove this error + // handling and assertion. + if (mem.endsWith(u8, root_pkg.root_src_path, ".zir")) return error.ZirFilesUnsupported; + assert(mem.endsWith(u8, root_pkg.root_src_path, ".zig")); + + const root_scope = try gpa.create(Module.Scope.File); + errdefer gpa.destroy(root_scope); + + const struct_ty = try Type.Tag.empty_struct.create(gpa, &root_scope.root_container); + root_scope.* = .{ + // TODO this is duped so it can be freed in Container.deinit + .sub_file_path = try gpa.dupe(u8, root_pkg.root_src_path), + .source = .{ .unloaded = {} }, + .tree = undefined, + .status = .never_loaded, + .pkg = root_pkg, + .root_container = .{ + .file_scope = root_scope, + .decls = .{}, + .ty = struct_ty, + .parent_name_hash = root_pkg.namespace_hash, + }, }; const module = try arena.create(Module); @@ -1339,7 +1362,8 @@ pub fn update(self: *Compilation) !void { self.c_object_work_queue.writeItemAssumeCapacity(entry.key); } - const use_stage1 = build_options.omit_stage2 or build_options.is_stage1 and self.bin_file.options.use_llvm; + const use_stage1 = build_options.omit_stage2 or + (build_options.is_stage1 and self.bin_file.options.use_llvm); if (!use_stage1) { if (self.bin_file.options.module) |module| { module.compile_log_text.shrinkAndFree(module.gpa, 0); @@ -2840,6 +2864,8 @@ pub fn generateBuiltinZigSource(comp: *Compilation, allocator: *Allocator) ![]u8 const target = comp.getTarget(); const generic_arch_name = target.cpu.arch.genericName(); + const use_stage1 = build_options.omit_stage2 or + (build_options.is_stage1 and comp.bin_file.options.use_llvm); @setEvalBranchQuota(4000); try buffer.writer().print( @@ -2852,6 +2878,7 @@ pub fn generateBuiltinZigSource(comp: *Compilation, allocator: *Allocator) ![]u8 \\/// Zig version. When writing code that supports multiple versions of Zig, prefer \\/// feature detection (i.e. with `@hasDecl` or `@hasField`) over version checks. \\pub const zig_version = try @import("std").SemanticVersion.parse("{s}"); + \\pub const zig_is_stage2 = {}; \\ \\pub const output_mode = OutputMode.{}; \\pub const link_mode = LinkMode.{}; @@ -2865,6 +2892,7 @@ pub fn generateBuiltinZigSource(comp: *Compilation, allocator: *Allocator) ![]u8 \\ , .{ build_options.version, + !use_stage1, std.zig.fmtId(@tagName(comp.bin_file.options.output_mode)), std.zig.fmtId(@tagName(comp.bin_file.options.link_mode)), comp.bin_file.options.is_test, @@ -3074,6 +3102,7 @@ fn buildOutputFromZig( .handle = special_dir, }, .root_src_path = src_basename, + .namespace_hash = Package.root_namespace_hash, }; const root_name = src_basename[0 .. src_basename.len - std.fs.path.extension(src_basename).len]; const target = comp.getTarget(); |