| author |  Andrew Kelley <andrew@ziglang.org> 2021-09-20 14:45:40-07:00 |
| committer | Andrew Kelley <andrew@ziglang.org> 2021-09-20 14:45:40-07:00 |
| log | f3147de7a28767a27406355fd2d93d1bbcec9437 |
| tree | 3fa1ffc2140e0781959e5f25753beb9c958fad35 |
| parent | b9d3527e0ed53c4796ab64b4df7daf0909739807 |
stage2: extract ZIR printing code into print_zir.zig
also implement textual printing of the ZIR instruction `atomic_rmw`.4 files changed, 1881 insertions(+), 1855 deletions(-)
CMakeLists.txt+12-10
| ... | @@ -537,16 +537,20 @@ set(ZIG_STAGE2_SOURCES | ... | @@ -537,16 +537,20 @@ set(ZIG_STAGE2_SOURCES |
| 537 | "${CMAKE_SOURCE_DIR}/lib/std/zig/system.zig" | 537 | "${CMAKE_SOURCE_DIR}/lib/std/zig/system.zig" |
| 538 | "${CMAKE_SOURCE_DIR}/lib/std/zig/system/x86.zig" | 538 | "${CMAKE_SOURCE_DIR}/lib/std/zig/system/x86.zig" |
| 539 | "${CMAKE_SOURCE_DIR}/lib/std/zig/tokenizer.zig" | 539 | "${CMAKE_SOURCE_DIR}/lib/std/zig/tokenizer.zig" |
| 540 | "${CMAKE_SOURCE_DIR}/src/Air.zig" | ||
| 541 | "${CMAKE_SOURCE_DIR}/src/AstGen.zig" | ||
| 540 | "${CMAKE_SOURCE_DIR}/src/Cache.zig" | 542 | "${CMAKE_SOURCE_DIR}/src/Cache.zig" |
| 541 | "${CMAKE_SOURCE_DIR}/src/Compilation.zig" | 543 | "${CMAKE_SOURCE_DIR}/src/Compilation.zig" |
| 542 | "${CMAKE_SOURCE_DIR}/src/DepTokenizer.zig" | 544 | "${CMAKE_SOURCE_DIR}/src/DepTokenizer.zig" |
| 545 | "${CMAKE_SOURCE_DIR}/src/Liveness.zig" | ||
| 543 | "${CMAKE_SOURCE_DIR}/src/Module.zig" | 546 | "${CMAKE_SOURCE_DIR}/src/Module.zig" |
| 544 | "${CMAKE_SOURCE_DIR}/src/Package.zig" | 547 | "${CMAKE_SOURCE_DIR}/src/Package.zig" |
| 545 | "${CMAKE_SOURCE_DIR}/src/RangeSet.zig" | 548 | "${CMAKE_SOURCE_DIR}/src/RangeSet.zig" |
| 549 | "${CMAKE_SOURCE_DIR}/src/Sema.zig" | ||
| 546 | "${CMAKE_SOURCE_DIR}/src/ThreadPool.zig" | 550 | "${CMAKE_SOURCE_DIR}/src/ThreadPool.zig" |
| 547 | "${CMAKE_SOURCE_DIR}/src/TypedValue.zig" | 551 | "${CMAKE_SOURCE_DIR}/src/TypedValue.zig" |
| 548 | "${CMAKE_SOURCE_DIR}/src/WaitGroup.zig" | 552 | "${CMAKE_SOURCE_DIR}/src/WaitGroup.zig" |
| 549 | "${CMAKE_SOURCE_DIR}/src/AstGen.zig" | 553 | "${CMAKE_SOURCE_DIR}/src/Zir.zig" |
| 550 | "${CMAKE_SOURCE_DIR}/src/clang.zig" | 554 | "${CMAKE_SOURCE_DIR}/src/clang.zig" |
| 551 | "${CMAKE_SOURCE_DIR}/src/clang_options.zig" | 555 | "${CMAKE_SOURCE_DIR}/src/clang_options.zig" |
| 552 | "${CMAKE_SOURCE_DIR}/src/clang_options_data.zig" | 556 | "${CMAKE_SOURCE_DIR}/src/clang_options_data.zig" |
| ... | @@ -561,17 +565,15 @@ set(ZIG_STAGE2_SOURCES | ... | @@ -561,17 +565,15 @@ set(ZIG_STAGE2_SOURCES |
| 561 | "${CMAKE_SOURCE_DIR}/src/codegen/x86_64.zig" | 565 | "${CMAKE_SOURCE_DIR}/src/codegen/x86_64.zig" |
| 562 | "${CMAKE_SOURCE_DIR}/src/glibc.zig" | 566 | "${CMAKE_SOURCE_DIR}/src/glibc.zig" |
| 563 | "${CMAKE_SOURCE_DIR}/src/introspect.zig" | 567 | "${CMAKE_SOURCE_DIR}/src/introspect.zig" |
| 564 | "${CMAKE_SOURCE_DIR}/src/Air.zig" | ||
| 565 | "${CMAKE_SOURCE_DIR}/src/libc_installation.zig" | 568 | "${CMAKE_SOURCE_DIR}/src/libc_installation.zig" |
| 566 | "${CMAKE_SOURCE_DIR}/src/libcxx.zig" | 569 | "${CMAKE_SOURCE_DIR}/src/libcxx.zig" |
| 567 | "${CMAKE_SOURCE_DIR}/src/libtsan.zig" | 570 | "${CMAKE_SOURCE_DIR}/src/libtsan.zig" |
| 568 | "${CMAKE_SOURCE_DIR}/src/libunwind.zig" | 571 | "${CMAKE_SOURCE_DIR}/src/libunwind.zig" |
| 569 | "${CMAKE_SOURCE_DIR}/src/link.zig" | 572 | "${CMAKE_SOURCE_DIR}/src/link.zig" |
| 570 | "${CMAKE_SOURCE_DIR}/src/link/C.zig" | 573 | "${CMAKE_SOURCE_DIR}/src/link/C.zig" |
| 574 | "${CMAKE_SOURCE_DIR}/src/link/C/zig.h" | ||
| 571 | "${CMAKE_SOURCE_DIR}/src/link/Coff.zig" | 575 | "${CMAKE_SOURCE_DIR}/src/link/Coff.zig" |
| 572 | "${CMAKE_SOURCE_DIR}/src/link/Elf.zig" | 576 | "${CMAKE_SOURCE_DIR}/src/link/Elf.zig" |
| 573 | "${CMAKE_SOURCE_DIR}/src/link/Plan9.zig" | ||
| 574 | "${CMAKE_SOURCE_DIR}/src/link/Plan9/aout.zig" | ||
| 575 | "${CMAKE_SOURCE_DIR}/src/link/MachO.zig" | 577 | "${CMAKE_SOURCE_DIR}/src/link/MachO.zig" |
| 576 | "${CMAKE_SOURCE_DIR}/src/link/MachO/Archive.zig" | 578 | "${CMAKE_SOURCE_DIR}/src/link/MachO/Archive.zig" |
| 577 | "${CMAKE_SOURCE_DIR}/src/link/MachO/Atom.zig" | 579 | "${CMAKE_SOURCE_DIR}/src/link/MachO/Atom.zig" |
| ... | @@ -582,20 +584,22 @@ set(ZIG_STAGE2_SOURCES | ... | @@ -582,20 +584,22 @@ set(ZIG_STAGE2_SOURCES |
| 582 | "${CMAKE_SOURCE_DIR}/src/link/MachO/Trie.zig" | 584 | "${CMAKE_SOURCE_DIR}/src/link/MachO/Trie.zig" |
| 583 | "${CMAKE_SOURCE_DIR}/src/link/MachO/bind.zig" | 585 | "${CMAKE_SOURCE_DIR}/src/link/MachO/bind.zig" |
| 584 | "${CMAKE_SOURCE_DIR}/src/link/MachO/commands.zig" | 586 | "${CMAKE_SOURCE_DIR}/src/link/MachO/commands.zig" |
| 587 | "${CMAKE_SOURCE_DIR}/src/link/Plan9.zig" | ||
| 588 | "${CMAKE_SOURCE_DIR}/src/link/Plan9/aout.zig" | ||
| 585 | "${CMAKE_SOURCE_DIR}/src/link/Wasm.zig" | 589 | "${CMAKE_SOURCE_DIR}/src/link/Wasm.zig" |
| 590 | "${CMAKE_SOURCE_DIR}/src/link/msdos-stub.bin" | ||
| 586 | "${CMAKE_SOURCE_DIR}/src/link/tapi.zig" | 591 | "${CMAKE_SOURCE_DIR}/src/link/tapi.zig" |
| 592 | "${CMAKE_SOURCE_DIR}/src/link/tapi/Tokenizer.zig" | ||
| 587 | "${CMAKE_SOURCE_DIR}/src/link/tapi/parse.zig" | 593 | "${CMAKE_SOURCE_DIR}/src/link/tapi/parse.zig" |
| 588 | "${CMAKE_SOURCE_DIR}/src/link/tapi/parse/test.zig" | 594 | "${CMAKE_SOURCE_DIR}/src/link/tapi/parse/test.zig" |
| 589 | "${CMAKE_SOURCE_DIR}/src/link/tapi/Tokenizer.zig" | ||
| 590 | "${CMAKE_SOURCE_DIR}/src/link/tapi/yaml.zig" | 595 | "${CMAKE_SOURCE_DIR}/src/link/tapi/yaml.zig" |
| 591 | "${CMAKE_SOURCE_DIR}/src/link/C/zig.h" | ||
| 592 | "${CMAKE_SOURCE_DIR}/src/link/msdos-stub.bin" | ||
| 593 | "${CMAKE_SOURCE_DIR}/src/Liveness.zig" | ||
| 594 | "${CMAKE_SOURCE_DIR}/src/main.zig" | 596 | "${CMAKE_SOURCE_DIR}/src/main.zig" |
| 595 | "${CMAKE_SOURCE_DIR}/src/mingw.zig" | 597 | "${CMAKE_SOURCE_DIR}/src/mingw.zig" |
| 596 | "${CMAKE_SOURCE_DIR}/src/musl.zig" | 598 | "${CMAKE_SOURCE_DIR}/src/musl.zig" |
| 599 | "${CMAKE_SOURCE_DIR}/src/print_air.zig" | ||
| 597 | "${CMAKE_SOURCE_DIR}/src/print_env.zig" | 600 | "${CMAKE_SOURCE_DIR}/src/print_env.zig" |
| 598 | "${CMAKE_SOURCE_DIR}/src/print_targets.zig" | 601 | "${CMAKE_SOURCE_DIR}/src/print_targets.zig" |
| 602 | "${CMAKE_SOURCE_DIR}/src/print_zir.zig" | ||
| 599 | "${CMAKE_SOURCE_DIR}/src/stage1.zig" | 603 | "${CMAKE_SOURCE_DIR}/src/stage1.zig" |
| 600 | "${CMAKE_SOURCE_DIR}/src/target.zig" | 604 | "${CMAKE_SOURCE_DIR}/src/target.zig" |
| 601 | "${CMAKE_SOURCE_DIR}/src/tracy.zig" | 605 | "${CMAKE_SOURCE_DIR}/src/tracy.zig" |
| ... | @@ -605,8 +609,6 @@ set(ZIG_STAGE2_SOURCES | ... | @@ -605,8 +609,6 @@ set(ZIG_STAGE2_SOURCES |
| 605 | "${CMAKE_SOURCE_DIR}/src/value.zig" | 609 | "${CMAKE_SOURCE_DIR}/src/value.zig" |
| 606 | "${CMAKE_SOURCE_DIR}/src/wasi_libc.zig" | 610 | "${CMAKE_SOURCE_DIR}/src/wasi_libc.zig" |
| 607 | "${CMAKE_SOURCE_DIR}/src/windows_sdk.zig" | 611 | "${CMAKE_SOURCE_DIR}/src/windows_sdk.zig" |
| 608 | "${CMAKE_SOURCE_DIR}/src/Zir.zig" | ||
| 609 | "${CMAKE_SOURCE_DIR}/src/Sema.zig" | ||
| 610 | ) | 612 | ) |
| 611 | 613 | ||
| 612 | if(MSVC) | 614 | if(MSVC) |
src/Zir.zig-1844
| ... | @@ -112,51 +112,6 @@ pub fn deinit(code: *Zir, gpa: *Allocator) void { | ... | @@ -112,51 +112,6 @@ pub fn deinit(code: *Zir, gpa: *Allocator) void { |
| 112 | code.* = undefined; | 112 | code.* = undefined; |
| 113 | } | 113 | } |
| 114 | 114 | ||
| 115 | /// Write human-readable, debug formatted ZIR code to a file. | ||
| 116 | pub fn renderAsTextToFile( | ||
| 117 | gpa: *Allocator, | ||
| 118 | scope_file: *Module.Scope.File, | ||
| 119 | fs_file: std.fs.File, | ||
| 120 | ) !void { | ||
| 121 | var arena = std.heap.ArenaAllocator.init(gpa); | ||
| 122 | defer arena.deinit(); | ||
| 123 | |||
| 124 | var writer: Writer = .{ | ||
| 125 | .gpa = gpa, | ||
| 126 | .arena = &arena.allocator, | ||
| 127 | .file = scope_file, | ||
| 128 | .code = scope_file.zir, | ||
| 129 | .indent = 0, | ||
| 130 | .parent_decl_node = 0, | ||
| 131 | }; | ||
| 132 | |||
| 133 | const main_struct_inst = scope_file.zir.getMainStruct(); | ||
| 134 | try fs_file.writer().print("%{d} ", .{main_struct_inst}); | ||
| 135 | try writer.writeInstToStream(fs_file.writer(), main_struct_inst); | ||
| 136 | try fs_file.writeAll("\n"); | ||
| 137 | const imports_index = scope_file.zir.extra[@enumToInt(ExtraIndex.imports)]; | ||
| 138 | if (imports_index != 0) { | ||
| 139 | try fs_file.writeAll("Imports:\n"); | ||
| 140 | |||
| 141 | const extra = scope_file.zir.extraData(Inst.Imports, imports_index); | ||
| 142 | var import_i: u32 = 0; | ||
| 143 | var extra_index = extra.end; | ||
| 144 | |||
| 145 | while (import_i < extra.data.imports_len) : (import_i += 1) { | ||
| 146 | const item = scope_file.zir.extraData(Inst.Imports.Item, extra_index); | ||
| 147 | extra_index = item.end; | ||
| 148 | |||
| 149 | const src: LazySrcLoc = .{ .token_abs = item.data.token }; | ||
| 150 | const import_path = scope_file.zir.nullTerminatedString(item.data.name); | ||
| 151 | try fs_file.writer().print(" @import(\"{}\") ", .{ | ||
| 152 | std.zig.fmtEscapes(import_path), | ||
| 153 | }); | ||
| 154 | try writer.writeSrc(fs_file.writer(), src); | ||
| 155 | try fs_file.writer().writeAll("\n"); | ||
| 156 | } | ||
| 157 | } | ||
| 158 | } | ||
| 159 | |||
| 160 | /// These are untyped instructions generated from an Abstract Syntax Tree. | 115 | /// These are untyped instructions generated from an Abstract Syntax Tree. |
| 161 | /// The data here is immutable because it is possible to have multiple | 116 | /// The data here is immutable because it is possible to have multiple |
| 162 | /// analyses on the same ZIR happening at the same time. | 117 | /// analyses on the same ZIR happening at the same time. |
| ... | @@ -2904,1805 +2859,6 @@ pub const Inst = struct { | ... | @@ -2904,1805 +2859,6 @@ pub const Inst = struct { |
| 2904 | 2859 | ||
| 2905 | pub const SpecialProng = enum { none, @"else", under }; | 2860 | pub const SpecialProng = enum { none, @"else", under }; |
| 2906 | 2861 | ||
| 2907 | const Writer = struct { | ||
| 2908 | gpa: *Allocator, | ||
| 2909 | arena: *Allocator, | ||
| 2910 | file: *Module.Scope.File, | ||
| 2911 | code: Zir, | ||
| 2912 | indent: u32, | ||
| 2913 | parent_decl_node: u32, | ||
| 2914 | |||
| 2915 | fn relativeToNodeIndex(self: *Writer, offset: i32) Ast.Node.Index { | ||
| 2916 | return @bitCast(Ast.Node.Index, offset + @bitCast(i32, self.parent_decl_node)); | ||
| 2917 | } | ||
| 2918 | |||
| 2919 | fn writeInstToStream( | ||
| 2920 | self: *Writer, | ||
| 2921 | stream: anytype, | ||
| 2922 | inst: Inst.Index, | ||
| 2923 | ) (@TypeOf(stream).Error || error{OutOfMemory})!void { | ||
| 2924 | const tags = self.code.instructions.items(.tag); | ||
| 2925 | const tag = tags[inst]; | ||
| 2926 | try stream.print("= {s}(", .{@tagName(tags[inst])}); | ||
| 2927 | switch (tag) { | ||
| 2928 | .array_type, | ||
| 2929 | .as, | ||
| 2930 | .coerce_result_ptr, | ||
| 2931 | .elem_ptr, | ||
| 2932 | .elem_val, | ||
| 2933 | .store, | ||
| 2934 | .store_to_block_ptr, | ||
| 2935 | .store_to_inferred_ptr, | ||
| 2936 | .field_ptr_type, | ||
| 2937 | => try self.writeBin(stream, inst), | ||
| 2938 | |||
| 2939 | .alloc, | ||
| 2940 | .alloc_mut, | ||
| 2941 | .alloc_comptime, | ||
| 2942 | .indexable_ptr_len, | ||
| 2943 | .anyframe_type, | ||
| 2944 | .bit_not, | ||
| 2945 | .bool_not, | ||
| 2946 | .negate, | ||
| 2947 | .negate_wrap, | ||
| 2948 | .load, | ||
| 2949 | .ensure_result_used, | ||
| 2950 | .ensure_result_non_error, | ||
| 2951 | .ret_node, | ||
| 2952 | .ret_load, | ||
| 2953 | .resolve_inferred_alloc, | ||
| 2954 | .optional_type, | ||
| 2955 | .optional_payload_safe, | ||
| 2956 | .optional_payload_unsafe, | ||
| 2957 | .optional_payload_safe_ptr, | ||
| 2958 | .optional_payload_unsafe_ptr, | ||
| 2959 | .err_union_payload_safe, | ||
| 2960 | .err_union_payload_unsafe, | ||
| 2961 | .err_union_payload_safe_ptr, | ||
| 2962 | .err_union_payload_unsafe_ptr, | ||
| 2963 | .err_union_code, | ||
| 2964 | .err_union_code_ptr, | ||
| 2965 | .is_non_null, | ||
| 2966 | .is_non_null_ptr, | ||
| 2967 | .is_non_err, | ||
| 2968 | .is_non_err_ptr, | ||
| 2969 | .typeof, | ||
| 2970 | .typeof_elem, | ||
| 2971 | .struct_init_empty, | ||
| 2972 | .type_info, | ||
| 2973 | .size_of, | ||
| 2974 | .bit_size_of, | ||
| 2975 | .typeof_log2_int_type, | ||
| 2976 | .log2_int_type, | ||
| 2977 | .ptr_to_int, | ||
| 2978 | .error_to_int, | ||
| 2979 | .int_to_error, | ||
| 2980 | .compile_error, | ||
| 2981 | .set_eval_branch_quota, | ||
| 2982 | .enum_to_int, | ||
| 2983 | .align_of, | ||
| 2984 | .bool_to_int, | ||
| 2985 | .embed_file, | ||
| 2986 | .error_name, | ||
| 2987 | .panic, | ||
| 2988 | .set_align_stack, | ||
| 2989 | .set_cold, | ||
| 2990 | .set_float_mode, | ||
| 2991 | .set_runtime_safety, | ||
| 2992 | .sqrt, | ||
| 2993 | .sin, | ||
| 2994 | .cos, | ||
| 2995 | .exp, | ||
| 2996 | .exp2, | ||
| 2997 | .log, | ||
| 2998 | .log2, | ||
| 2999 | .log10, | ||
| 3000 | .fabs, | ||
| 3001 | .floor, | ||
| 3002 | .ceil, | ||
| 3003 | .trunc, | ||
| 3004 | .round, | ||
| 3005 | .tag_name, | ||
| 3006 | .reify, | ||
| 3007 | .type_name, | ||
| 3008 | .frame_type, | ||
| 3009 | .frame_size, | ||
| 3010 | .clz, | ||
| 3011 | .ctz, | ||
| 3012 | .pop_count, | ||
| 3013 | .byte_swap, | ||
| 3014 | .bit_reverse, | ||
| 3015 | .elem_type, | ||
| 3016 | .@"resume", | ||
| 3017 | .@"await", | ||
| 3018 | .await_nosuspend, | ||
| 3019 | .fence, | ||
| 3020 | => try self.writeUnNode(stream, inst), | ||
| 3021 | |||
| 3022 | .ref, | ||
| 3023 | .ret_coerce, | ||
| 3024 | .ensure_err_payload_void, | ||
| 3025 | => try self.writeUnTok(stream, inst), | ||
| 3026 | |||
| 3027 | .bool_br_and, | ||
| 3028 | .bool_br_or, | ||
| 3029 | => try self.writeBoolBr(stream, inst), | ||
| 3030 | |||
| 3031 | .array_type_sentinel => try self.writeArrayTypeSentinel(stream, inst), | ||
| 3032 | .param_type => try self.writeParamType(stream, inst), | ||
| 3033 | .ptr_type_simple => try self.writePtrTypeSimple(stream, inst), | ||
| 3034 | .ptr_type => try self.writePtrType(stream, inst), | ||
| 3035 | .int => try self.writeInt(stream, inst), | ||
| 3036 | .int_big => try self.writeIntBig(stream, inst), | ||
| 3037 | .float => try self.writeFloat(stream, inst), | ||
| 3038 | .float128 => try self.writeFloat128(stream, inst), | ||
| 3039 | .str => try self.writeStr(stream, inst), | ||
| 3040 | .int_type => try self.writeIntType(stream, inst), | ||
| 3041 | |||
| 3042 | .@"break", | ||
| 3043 | .break_inline, | ||
| 3044 | => try self.writeBreak(stream, inst), | ||
| 3045 | |||
| 3046 | .elem_ptr_node, | ||
| 3047 | .elem_val_node, | ||
| 3048 | .field_ptr_named, | ||
| 3049 | .field_val_named, | ||
| 3050 | .slice_start, | ||
| 3051 | .slice_end, | ||
| 3052 | .slice_sentinel, | ||
| 3053 | .array_init, | ||
| 3054 | .array_init_anon, | ||
| 3055 | .array_init_ref, | ||
| 3056 | .array_init_anon_ref, | ||
| 3057 | .union_init_ptr, | ||
| 3058 | .shuffle, | ||
| 3059 | .select, | ||
| 3060 | .atomic_rmw, | ||
| 3061 | .mul_add, | ||
| 3062 | .builtin_call, | ||
| 3063 | .field_parent_ptr, | ||
| 3064 | .memcpy, | ||
| 3065 | .memset, | ||
| 3066 | .builtin_async_call, | ||
| 3067 | => try self.writePlNode(stream, inst), | ||
| 3068 | |||
| 3069 | .struct_init, | ||
| 3070 | .struct_init_ref, | ||
| 3071 | => try self.writeStructInit(stream, inst), | ||
| 3072 | |||
| 3073 | .cmpxchg_strong, .cmpxchg_weak => try self.writeCmpxchg(stream, inst), | ||
| 3074 | .atomic_store => try self.writeAtomicStore(stream, inst), | ||
| 3075 | |||
| 3076 | .struct_init_anon, | ||
| 3077 | .struct_init_anon_ref, | ||
| 3078 | => try self.writeStructInitAnon(stream, inst), | ||
| 3079 | |||
| 3080 | .field_type => try self.writeFieldType(stream, inst), | ||
| 3081 | .field_type_ref => try self.writeFieldTypeRef(stream, inst), | ||
| 3082 | |||
| 3083 | .add, | ||
| 3084 | .addwrap, | ||
| 3085 | .array_cat, | ||
| 3086 | .array_mul, | ||
| 3087 | .mul, | ||
| 3088 | .mulwrap, | ||
| 3089 | .sub, | ||
| 3090 | .subwrap, | ||
| 3091 | .cmp_lt, | ||
| 3092 | .cmp_lte, | ||
| 3093 | .cmp_eq, | ||
| 3094 | .cmp_gte, | ||
| 3095 | .cmp_gt, | ||
| 3096 | .cmp_neq, | ||
| 3097 | .div, | ||
| 3098 | .has_decl, | ||
| 3099 | .has_field, | ||
| 3100 | .mod_rem, | ||
| 3101 | .shl, | ||
| 3102 | .shl_exact, | ||
| 3103 | .shr, | ||
| 3104 | .shr_exact, | ||
| 3105 | .xor, | ||
| 3106 | .store_node, | ||
| 3107 | .error_union_type, | ||
| 3108 | .merge_error_sets, | ||
| 3109 | .bit_and, | ||
| 3110 | .bit_or, | ||
| 3111 | .float_to_int, | ||
| 3112 | .int_to_float, | ||
| 3113 | .int_to_ptr, | ||
| 3114 | .int_to_enum, | ||
| 3115 | .float_cast, | ||
| 3116 | .int_cast, | ||
| 3117 | .err_set_cast, | ||
| 3118 | .ptr_cast, | ||
| 3119 | .truncate, | ||
| 3120 | .align_cast, | ||
| 3121 | .div_exact, | ||
| 3122 | .div_floor, | ||
| 3123 | .div_trunc, | ||
| 3124 | .mod, | ||
| 3125 | .rem, | ||
| 3126 | .bit_offset_of, | ||
| 3127 | .offset_of, | ||
| 3128 | .splat, | ||
| 3129 | .reduce, | ||
| 3130 | .atomic_load, | ||
| 3131 | .bitcast, | ||
| 3132 | .bitcast_result_ptr, | ||
| 3133 | .vector_type, | ||
| 3134 | .maximum, | ||
| 3135 | .minimum, | ||
| 3136 | => try self.writePlNodeBin(stream, inst), | ||
| 3137 | |||
| 3138 | .@"export" => try self.writePlNodeExport(stream, inst), | ||
| 3139 | |||
| 3140 | .call, | ||
| 3141 | .call_chkused, | ||
| 3142 | .call_compile_time, | ||
| 3143 | .call_nosuspend, | ||
| 3144 | .call_async, | ||
| 3145 | => try self.writePlNodeCall(stream, inst), | ||
| 3146 | |||
| 3147 | .block, | ||
| 3148 | .block_inline, | ||
| 3149 | .suspend_block, | ||
| 3150 | .loop, | ||
| 3151 | .validate_struct_init_ptr, | ||
| 3152 | .validate_array_init_ptr, | ||
| 3153 | .c_import, | ||
| 3154 | => try self.writePlNodeBlock(stream, inst), | ||
| 3155 | |||
| 3156 | .condbr, | ||
| 3157 | .condbr_inline, | ||
| 3158 | => try self.writePlNodeCondBr(stream, inst), | ||
| 3159 | |||
| 3160 | .opaque_decl => try self.writeOpaqueDecl(stream, inst, .parent), | ||
| 3161 | .opaque_decl_anon => try self.writeOpaqueDecl(stream, inst, .anon), | ||
| 3162 | .opaque_decl_func => try self.writeOpaqueDecl(stream, inst, .func), | ||
| 3163 | |||
| 3164 | .error_set_decl => try self.writeErrorSetDecl(stream, inst, .parent), | ||
| 3165 | .error_set_decl_anon => try self.writeErrorSetDecl(stream, inst, .anon), | ||
| 3166 | .error_set_decl_func => try self.writeErrorSetDecl(stream, inst, .func), | ||
| 3167 | |||
| 3168 | .switch_block => try self.writePlNodeSwitchBr(stream, inst, .none), | ||
| 3169 | .switch_block_else => try self.writePlNodeSwitchBr(stream, inst, .@"else"), | ||
| 3170 | .switch_block_under => try self.writePlNodeSwitchBr(stream, inst, .under), | ||
| 3171 | .switch_block_ref => try self.writePlNodeSwitchBr(stream, inst, .none), | ||
| 3172 | .switch_block_ref_else => try self.writePlNodeSwitchBr(stream, inst, .@"else"), | ||
| 3173 | .switch_block_ref_under => try self.writePlNodeSwitchBr(stream, inst, .under), | ||
| 3174 | |||
| 3175 | .switch_block_multi => try self.writePlNodeSwitchBlockMulti(stream, inst, .none), | ||
| 3176 | .switch_block_else_multi => try self.writePlNodeSwitchBlockMulti(stream, inst, .@"else"), | ||
| 3177 | .switch_block_under_multi => try self.writePlNodeSwitchBlockMulti(stream, inst, .under), | ||
| 3178 | .switch_block_ref_multi => try self.writePlNodeSwitchBlockMulti(stream, inst, .none), | ||
| 3179 | .switch_block_ref_else_multi => try self.writePlNodeSwitchBlockMulti(stream, inst, .@"else"), | ||
| 3180 | .switch_block_ref_under_multi => try self.writePlNodeSwitchBlockMulti(stream, inst, .under), | ||
| 3181 | |||
| 3182 | .field_ptr, | ||
| 3183 | .field_val, | ||
| 3184 | => try self.writePlNodeField(stream, inst), | ||
| 3185 | |||
| 3186 | .as_node => try self.writeAs(stream, inst), | ||
| 3187 | |||
| 3188 | .breakpoint, | ||
| 3189 | .repeat, | ||
| 3190 | .repeat_inline, | ||
| 3191 | .alloc_inferred, | ||
| 3192 | .alloc_inferred_mut, | ||
| 3193 | .alloc_inferred_comptime, | ||
| 3194 | => try self.writeNode(stream, inst), | ||
| 3195 | |||
| 3196 | .error_value, | ||
| 3197 | .enum_literal, | ||
| 3198 | .decl_ref, | ||
| 3199 | .decl_val, | ||
| 3200 | .import, | ||
| 3201 | .ret_err_value, | ||
| 3202 | .ret_err_value_code, | ||
| 3203 | .param_anytype, | ||
| 3204 | .param_anytype_comptime, | ||
| 3205 | => try self.writeStrTok(stream, inst), | ||
| 3206 | |||
| 3207 | .param, .param_comptime => try self.writeParam(stream, inst), | ||
| 3208 | |||
| 3209 | .func => try self.writeFunc(stream, inst, false), | ||
| 3210 | .func_inferred => try self.writeFunc(stream, inst, true), | ||
| 3211 | |||
| 3212 | .@"unreachable" => try self.writeUnreachable(stream, inst), | ||
| 3213 | |||
| 3214 | .switch_capture, | ||
| 3215 | .switch_capture_ref, | ||
| 3216 | .switch_capture_multi, | ||
| 3217 | .switch_capture_multi_ref, | ||
| 3218 | .switch_capture_else, | ||
| 3219 | .switch_capture_else_ref, | ||
| 3220 | => try self.writeSwitchCapture(stream, inst), | ||
| 3221 | |||
| 3222 | .dbg_stmt => try self.writeDbgStmt(stream, inst), | ||
| 3223 | |||
| 3224 | .extended => try self.writeExtended(stream, inst), | ||
| 3225 | } | ||
| 3226 | } | ||
| 3227 | |||
| 3228 | fn writeExtended(self: *Writer, stream: anytype, inst: Inst.Index) !void { | ||
| 3229 | const extended = self.code.instructions.items(.data)[inst].extended; | ||
| 3230 | try stream.print("{s}(", .{@tagName(extended.opcode)}); | ||
| 3231 | switch (extended.opcode) { | ||
| 3232 | .ret_ptr, | ||
| 3233 | .ret_type, | ||
| 3234 | .this, | ||
| 3235 | .ret_addr, | ||
| 3236 | .error_return_trace, | ||
| 3237 | .frame, | ||
| 3238 | .frame_address, | ||
| 3239 | .builtin_src, | ||
| 3240 | => try self.writeExtNode(stream, extended), | ||
| 3241 | |||
| 3242 | .@"asm" => try self.writeAsm(stream, extended), | ||
| 3243 | .func => try self.writeFuncExtended(stream, extended), | ||
| 3244 | .variable => try self.writeVarExtended(stream, extended), | ||
| 3245 | |||
| 3246 | .compile_log, | ||
| 3247 | .typeof_peer, | ||
| 3248 | => try self.writeNodeMultiOp(stream, extended), | ||
| 3249 | |||
| 3250 | .add_with_overflow, | ||
| 3251 | .sub_with_overflow, | ||
| 3252 | .mul_with_overflow, | ||
| 3253 | .shl_with_overflow, | ||
| 3254 | => try self.writeOverflowArithmetic(stream, extended), | ||
| 3255 | |||
| 3256 | .add_with_saturation, | ||
| 3257 | .sub_with_saturation, | ||
| 3258 | .mul_with_saturation, | ||
| 3259 | .shl_with_saturation, | ||
| 3260 | => try self.writeSaturatingArithmetic(stream, extended), | ||
| 3261 | .struct_decl => try self.writeStructDecl(stream, extended), | ||
| 3262 | .union_decl => try self.writeUnionDecl(stream, extended), | ||
| 3263 | .enum_decl => try self.writeEnumDecl(stream, extended), | ||
| 3264 | |||
| 3265 | .alloc, | ||
| 3266 | .builtin_extern, | ||
| 3267 | .c_undef, | ||
| 3268 | .c_include, | ||
| 3269 | .c_define, | ||
| 3270 | .wasm_memory_size, | ||
| 3271 | .wasm_memory_grow, | ||
| 3272 | => try stream.writeAll("TODO))"), | ||
| 3273 | } | ||
| 3274 | } | ||
| 3275 | |||
| 3276 | fn writeExtNode(self: *Writer, stream: anytype, extended: Inst.Extended.InstData) !void { | ||
| 3277 | const src: LazySrcLoc = .{ .node_offset = @bitCast(i32, extended.operand) }; | ||
| 3278 | try stream.writeAll(")) "); | ||
| 3279 | try self.writeSrc(stream, src); | ||
| 3280 | } | ||
| 3281 | |||
| 3282 | fn writeBin(self: *Writer, stream: anytype, inst: Inst.Index) !void { | ||
| 3283 | const inst_data = self.code.instructions.items(.data)[inst].bin; | ||
| 3284 | try self.writeInstRef(stream, inst_data.lhs); | ||
| 3285 | try stream.writeAll(", "); | ||
| 3286 | try self.writeInstRef(stream, inst_data.rhs); | ||
| 3287 | try stream.writeByte(')'); | ||
| 3288 | } | ||
| 3289 | |||
| 3290 | fn writeUnNode( | ||
| 3291 | self: *Writer, | ||
| 3292 | stream: anytype, | ||
| 3293 | inst: Inst.Index, | ||
| 3294 | ) (@TypeOf(stream).Error || error{OutOfMemory})!void { | ||
| 3295 | const inst_data = self.code.instructions.items(.data)[inst].un_node; | ||
| 3296 | try self.writeInstRef(stream, inst_data.operand); | ||
| 3297 | try stream.writeAll(") "); | ||
| 3298 | try self.writeSrc(stream, inst_data.src()); | ||
| 3299 | } | ||
| 3300 | |||
| 3301 | fn writeUnTok( | ||
| 3302 | self: *Writer, | ||
| 3303 | stream: anytype, | ||
| 3304 | inst: Inst.Index, | ||
| 3305 | ) (@TypeOf(stream).Error || error{OutOfMemory})!void { | ||
| 3306 | const inst_data = self.code.instructions.items(.data)[inst].un_tok; | ||
| 3307 | try self.writeInstRef(stream, inst_data.operand); | ||
| 3308 | try stream.writeAll(") "); | ||
| 3309 | try self.writeSrc(stream, inst_data.src()); | ||
| 3310 | } | ||
| 3311 | |||
| 3312 | fn writeArrayTypeSentinel( | ||
| 3313 | self: *Writer, | ||
| 3314 | stream: anytype, | ||
| 3315 | inst: Inst.Index, | ||
| 3316 | ) (@TypeOf(stream).Error || error{OutOfMemory})!void { | ||
| 3317 | const inst_data = self.code.instructions.items(.data)[inst].array_type_sentinel; | ||
| 3318 | _ = inst_data; | ||
| 3319 | try stream.writeAll("TODO)"); | ||
| 3320 | } | ||
| 3321 | |||
| 3322 | fn writeParamType( | ||
| 3323 | self: *Writer, | ||
| 3324 | stream: anytype, | ||
| 3325 | inst: Inst.Index, | ||
| 3326 | ) (@TypeOf(stream).Error || error{OutOfMemory})!void { | ||
| 3327 | const inst_data = self.code.instructions.items(.data)[inst].param_type; | ||
| 3328 | try self.writeInstRef(stream, inst_data.callee); | ||
| 3329 | try stream.print(", {d})", .{inst_data.param_index}); | ||
| 3330 | } | ||
| 3331 | |||
| 3332 | fn writePtrTypeSimple( | ||
| 3333 | self: *Writer, | ||
| 3334 | stream: anytype, | ||
| 3335 | inst: Inst.Index, | ||
| 3336 | ) (@TypeOf(stream).Error || error{OutOfMemory})!void { | ||
| 3337 | const inst_data = self.code.instructions.items(.data)[inst].ptr_type_simple; | ||
| 3338 | const str_allowzero = if (inst_data.is_allowzero) "allowzero, " else ""; | ||
| 3339 | const str_const = if (!inst_data.is_mutable) "const, " else ""; | ||
| 3340 | const str_volatile = if (inst_data.is_volatile) "volatile, " else ""; | ||
| 3341 | try self.writeInstRef(stream, inst_data.elem_type); | ||
| 3342 | try stream.print(", {s}{s}{s}{s})", .{ | ||
| 3343 | str_allowzero, | ||
| 3344 | str_const, | ||
| 3345 | str_volatile, | ||
| 3346 | @tagName(inst_data.size), | ||
| 3347 | }); | ||
| 3348 | } | ||
| 3349 | |||
| 3350 | fn writePtrType( | ||
| 3351 | self: *Writer, | ||
| 3352 | stream: anytype, | ||
| 3353 | inst: Inst.Index, | ||
| 3354 | ) (@TypeOf(stream).Error || error{OutOfMemory})!void { | ||
| 3355 | const inst_data = self.code.instructions.items(.data)[inst].ptr_type; | ||
| 3356 | _ = inst_data; | ||
| 3357 | try stream.writeAll("TODO)"); | ||
| 3358 | } | ||
| 3359 | |||
| 3360 | fn writeInt(self: *Writer, stream: anytype, inst: Inst.Index) !void { | ||
| 3361 | const inst_data = self.code.instructions.items(.data)[inst].int; | ||
| 3362 | try stream.print("{d})", .{inst_data}); | ||
| 3363 | } | ||
| 3364 | |||
| 3365 | fn writeIntBig(self: *Writer, stream: anytype, inst: Inst.Index) !void { | ||
| 3366 | const inst_data = self.code.instructions.items(.data)[inst].str; | ||
| 3367 | const byte_count = inst_data.len * @sizeOf(std.math.big.Limb); | ||
| 3368 | const limb_bytes = self.code.string_bytes[inst_data.start..][0..byte_count]; | ||
| 3369 | // limb_bytes is not aligned properly; we must allocate and copy the bytes | ||
| 3370 | // in order to accomplish this. | ||
| 3371 | const limbs = try self.gpa.alloc(std.math.big.Limb, inst_data.len); | ||
| 3372 | defer self.gpa.free(limbs); | ||
| 3373 | |||
| 3374 | mem.copy(u8, mem.sliceAsBytes(limbs), limb_bytes); | ||
| 3375 | const big_int: std.math.big.int.Const = .{ | ||
| 3376 | .limbs = limbs, | ||
| 3377 | .positive = true, | ||
| 3378 | }; | ||
| 3379 | const as_string = try big_int.toStringAlloc(self.gpa, 10, .lower); | ||
| 3380 | defer self.gpa.free(as_string); | ||
| 3381 | try stream.print("{s})", .{as_string}); | ||
| 3382 | } | ||
| 3383 | |||
| 3384 | fn writeFloat(self: *Writer, stream: anytype, inst: Inst.Index) !void { | ||
| 3385 | const number = self.code.instructions.items(.data)[inst].float; | ||
| 3386 | try stream.print("{d})", .{number}); | ||
| 3387 | } | ||
| 3388 | |||
| 3389 | fn writeFloat128(self: *Writer, stream: anytype, inst: Inst.Index) !void { | ||
| 3390 | const inst_data = self.code.instructions.items(.data)[inst].pl_node; | ||
| 3391 | const extra = self.code.extraData(Inst.Float128, inst_data.payload_index).data; | ||
| 3392 | const src = inst_data.src(); | ||
| 3393 | const number = extra.get(); | ||
| 3394 | // TODO improve std.format to be able to print f128 values | ||
| 3395 | try stream.print("{d}) ", .{@floatCast(f64, number)}); | ||
| 3396 | try self.writeSrc(stream, src); | ||
| 3397 | } | ||
| 3398 | |||
| 3399 | fn writeStr( | ||
| 3400 | self: *Writer, | ||
| 3401 | stream: anytype, | ||
| 3402 | inst: Inst.Index, | ||
| 3403 | ) (@TypeOf(stream).Error || error{OutOfMemory})!void { | ||
| 3404 | const inst_data = self.code.instructions.items(.data)[inst].str; | ||
| 3405 | const str = inst_data.get(self.code); | ||
| 3406 | try stream.print("\"{}\")", .{std.zig.fmtEscapes(str)}); | ||
| 3407 | } | ||
| 3408 | |||
| 3409 | fn writePlNode(self: *Writer, stream: anytype, inst: Inst.Index) !void { | ||
| 3410 | const inst_data = self.code.instructions.items(.data)[inst].pl_node; | ||
| 3411 | try stream.writeAll("TODO) "); | ||
| 3412 | try self.writeSrc(stream, inst_data.src()); | ||
| 3413 | } | ||
| 3414 | |||
| 3415 | fn writeParam(self: *Writer, stream: anytype, inst: Inst.Index) !void { | ||
| 3416 | const inst_data = self.code.instructions.items(.data)[inst].pl_tok; | ||
| 3417 | const extra = self.code.extraData(Inst.Param, inst_data.payload_index); | ||
| 3418 | const body = self.code.extra[extra.end..][0..extra.data.body_len]; | ||
| 3419 | try stream.print("\"{}\", ", .{ | ||
| 3420 | std.zig.fmtEscapes(self.code.nullTerminatedString(extra.data.name)), | ||
| 3421 | }); | ||
| 3422 | try stream.writeAll("{\n"); | ||
| 3423 | self.indent += 2; | ||
| 3424 | try self.writeBody(stream, body); | ||
| 3425 | self.indent -= 2; | ||
| 3426 | try stream.writeByteNTimes(' ', self.indent); | ||
| 3427 | try stream.writeAll("}) "); | ||
| 3428 | try self.writeSrc(stream, inst_data.src()); | ||
| 3429 | } | ||
| 3430 | |||
| 3431 | fn writePlNodeBin(self: *Writer, stream: anytype, inst: Inst.Index) !void { | ||
| 3432 | const inst_data = self.code.instructions.items(.data)[inst].pl_node; | ||
| 3433 | const extra = self.code.extraData(Inst.Bin, inst_data.payload_index).data; | ||
| 3434 | try self.writeInstRef(stream, extra.lhs); | ||
| 3435 | try stream.writeAll(", "); | ||
| 3436 | try self.writeInstRef(stream, extra.rhs); | ||
| 3437 | try stream.writeAll(") "); | ||
| 3438 | try self.writeSrc(stream, inst_data.src()); | ||
| 3439 | } | ||
| 3440 | |||
| 3441 | fn writePlNodeExport(self: *Writer, stream: anytype, inst: Inst.Index) !void { | ||
| 3442 | const inst_data = self.code.instructions.items(.data)[inst].pl_node; | ||
| 3443 | const extra = self.code.extraData(Inst.Export, inst_data.payload_index).data; | ||
| 3444 | const decl_name = self.code.nullTerminatedString(extra.decl_name); | ||
| 3445 | |||
| 3446 | try self.writeInstRef(stream, extra.namespace); | ||
| 3447 | try stream.print(", {}, ", .{std.zig.fmtId(decl_name)}); | ||
| 3448 | try self.writeInstRef(stream, extra.options); | ||
| 3449 | try stream.writeAll(") "); | ||
| 3450 | try self.writeSrc(stream, inst_data.src()); | ||
| 3451 | } | ||
| 3452 | |||
| 3453 | fn writeStructInit(self: *Writer, stream: anytype, inst: Inst.Index) !void { | ||
| 3454 | const inst_data = self.code.instructions.items(.data)[inst].pl_node; | ||
| 3455 | const extra = self.code.extraData(Inst.StructInit, inst_data.payload_index); | ||
| 3456 | var field_i: u32 = 0; | ||
| 3457 | var extra_index = extra.end; | ||
| 3458 | |||
| 3459 | while (field_i < extra.data.fields_len) : (field_i += 1) { | ||
| 3460 | const item = self.code.extraData(Inst.StructInit.Item, extra_index); | ||
| 3461 | extra_index = item.end; | ||
| 3462 | |||
| 3463 | if (field_i != 0) { | ||
| 3464 | try stream.writeAll(", ["); | ||
| 3465 | } else { | ||
| 3466 | try stream.writeAll("["); | ||
| 3467 | } | ||
| 3468 | try self.writeInstIndex(stream, item.data.field_type); | ||
| 3469 | try stream.writeAll(", "); | ||
| 3470 | try self.writeInstRef(stream, item.data.init); | ||
| 3471 | try stream.writeAll("]"); | ||
| 3472 | } | ||
| 3473 | try stream.writeAll(") "); | ||
| 3474 | try self.writeSrc(stream, inst_data.src()); | ||
| 3475 | } | ||
| 3476 | |||
| 3477 | fn writeCmpxchg(self: *Writer, stream: anytype, inst: Inst.Index) !void { | ||
| 3478 | const inst_data = self.code.instructions.items(.data)[inst].pl_node; | ||
| 3479 | const extra = self.code.extraData(Inst.Cmpxchg, inst_data.payload_index).data; | ||
| 3480 | |||
| 3481 | try self.writeInstRef(stream, extra.ptr); | ||
| 3482 | try stream.writeAll(", "); | ||
| 3483 | try self.writeInstRef(stream, extra.expected_value); | ||
| 3484 | try stream.writeAll(", "); | ||
| 3485 | try self.writeInstRef(stream, extra.new_value); | ||
| 3486 | try stream.writeAll(", "); | ||
| 3487 | try self.writeInstRef(stream, extra.success_order); | ||
| 3488 | try stream.writeAll(", "); | ||
| 3489 | try self.writeInstRef(stream, extra.failure_order); | ||
| 3490 | try stream.writeAll(") "); | ||
| 3491 | try self.writeSrc(stream, inst_data.src()); | ||
| 3492 | } | ||
| 3493 | |||
| 3494 | fn writeAtomicStore(self: *Writer, stream: anytype, inst: Inst.Index) !void { | ||
| 3495 | const inst_data = self.code.instructions.items(.data)[inst].pl_node; | ||
| 3496 | const extra = self.code.extraData(Inst.AtomicStore, inst_data.payload_index).data; | ||
| 3497 | |||
| 3498 | try self.writeInstRef(stream, extra.ptr); | ||
| 3499 | try stream.writeAll(", "); | ||
| 3500 | try self.writeInstRef(stream, extra.operand); | ||
| 3501 | try stream.writeAll(", "); | ||
| 3502 | try self.writeInstRef(stream, extra.ordering); | ||
| 3503 | try stream.writeAll(") "); | ||
| 3504 | try self.writeSrc(stream, inst_data.src()); | ||
| 3505 | } | ||
| 3506 | |||
| 3507 | fn writeStructInitAnon(self: *Writer, stream: anytype, inst: Inst.Index) !void { | ||
| 3508 | const inst_data = self.code.instructions.items(.data)[inst].pl_node; | ||
| 3509 | const extra = self.code.extraData(Inst.StructInitAnon, inst_data.payload_index); | ||
| 3510 | var field_i: u32 = 0; | ||
| 3511 | var extra_index = extra.end; | ||
| 3512 | |||
| 3513 | while (field_i < extra.data.fields_len) : (field_i += 1) { | ||
| 3514 | const item = self.code.extraData(Inst.StructInitAnon.Item, extra_index); | ||
| 3515 | extra_index = item.end; | ||
| 3516 | |||
| 3517 | const field_name = self.code.nullTerminatedString(item.data.field_name); | ||
| 3518 | |||
| 3519 | const prefix = if (field_i != 0) ", [" else "["; | ||
| 3520 | try stream.print("{s}[{s}=", .{ prefix, field_name }); | ||
| 3521 | try self.writeInstRef(stream, item.data.init); | ||
| 3522 | try stream.writeAll("]"); | ||
| 3523 | } | ||
| 3524 | try stream.writeAll(") "); | ||
| 3525 | try self.writeSrc(stream, inst_data.src()); | ||
| 3526 | } | ||
| 3527 | |||
| 3528 | fn writeFieldType(self: *Writer, stream: anytype, inst: Inst.Index) !void { | ||
| 3529 | const inst_data = self.code.instructions.items(.data)[inst].pl_node; | ||
| 3530 | const extra = self.code.extraData(Inst.FieldType, inst_data.payload_index).data; | ||
| 3531 | try self.writeInstRef(stream, extra.container_type); | ||
| 3532 | const field_name = self.code.nullTerminatedString(extra.name_start); | ||
| 3533 | try stream.print(", {s}) ", .{field_name}); | ||
| 3534 | try self.writeSrc(stream, inst_data.src()); | ||
| 3535 | } | ||
| 3536 | |||
| 3537 | fn writeFieldTypeRef(self: *Writer, stream: anytype, inst: Inst.Index) !void { | ||
| 3538 | const inst_data = self.code.instructions.items(.data)[inst].pl_node; | ||
| 3539 | const extra = self.code.extraData(Inst.FieldTypeRef, inst_data.payload_index).data; | ||
| 3540 | try self.writeInstRef(stream, extra.container_type); | ||
| 3541 | try stream.writeAll(", "); | ||
| 3542 | try self.writeInstRef(stream, extra.field_name); | ||
| 3543 | try stream.writeAll(") "); | ||
| 3544 | try self.writeSrc(stream, inst_data.src()); | ||
| 3545 | } | ||
| 3546 | |||
| 3547 | fn writeNodeMultiOp(self: *Writer, stream: anytype, extended: Inst.Extended.InstData) !void { | ||
| 3548 | const extra = self.code.extraData(Inst.NodeMultiOp, extended.operand); | ||
| 3549 | const src: LazySrcLoc = .{ .node_offset = extra.data.src_node }; | ||
| 3550 | const operands = self.code.refSlice(extra.end, extended.small); | ||
| 3551 | |||
| 3552 | for (operands) |operand, i| { | ||
| 3553 | if (i != 0) try stream.writeAll(", "); | ||
| 3554 | try self.writeInstRef(stream, operand); | ||
| 3555 | } | ||
| 3556 | try stream.writeAll(")) "); | ||
| 3557 | try self.writeSrc(stream, src); | ||
| 3558 | } | ||
| 3559 | |||
| 3560 | fn writeAsm(self: *Writer, stream: anytype, extended: Inst.Extended.InstData) !void { | ||
| 3561 | const extra = self.code.extraData(Inst.Asm, extended.operand); | ||
| 3562 | const src: LazySrcLoc = .{ .node_offset = extra.data.src_node }; | ||
| 3563 | const outputs_len = @truncate(u5, extended.small); | ||
| 3564 | const inputs_len = @truncate(u5, extended.small >> 5); | ||
| 3565 | const clobbers_len = @truncate(u5, extended.small >> 10); | ||
| 3566 | const is_volatile = @truncate(u1, extended.small >> 15) != 0; | ||
| 3567 | const asm_source = self.code.nullTerminatedString(extra.data.asm_source); | ||
| 3568 | |||
| 3569 | try self.writeFlag(stream, "volatile, ", is_volatile); | ||
| 3570 | try stream.print("\"{}\", ", .{std.zig.fmtEscapes(asm_source)}); | ||
| 3571 | try stream.writeAll(", "); | ||
| 3572 | |||
| 3573 | var extra_i: usize = extra.end; | ||
| 3574 | var output_type_bits = extra.data.output_type_bits; | ||
| 3575 | { | ||
| 3576 | var i: usize = 0; | ||
| 3577 | while (i < outputs_len) : (i += 1) { | ||
| 3578 | const output = self.code.extraData(Inst.Asm.Output, extra_i); | ||
| 3579 | extra_i = output.end; | ||
| 3580 | |||
| 3581 | const is_type = @truncate(u1, output_type_bits) != 0; | ||
| 3582 | output_type_bits >>= 1; | ||
| 3583 | |||
| 3584 | const name = self.code.nullTerminatedString(output.data.name); | ||
| 3585 | const constraint = self.code.nullTerminatedString(output.data.constraint); | ||
| 3586 | try stream.print("output({}, \"{}\", ", .{ | ||
| 3587 | std.zig.fmtId(name), std.zig.fmtEscapes(constraint), | ||
| 3588 | }); | ||
| 3589 | try self.writeFlag(stream, "->", is_type); | ||
| 3590 | try self.writeInstRef(stream, output.data.operand); | ||
| 3591 | try stream.writeAll(")"); | ||
| 3592 | if (i + 1 < outputs_len) { | ||
| 3593 | try stream.writeAll("), "); | ||
| 3594 | } | ||
| 3595 | } | ||
| 3596 | } | ||
| 3597 | { | ||
| 3598 | var i: usize = 0; | ||
| 3599 | while (i < inputs_len) : (i += 1) { | ||
| 3600 | const input = self.code.extraData(Inst.Asm.Input, extra_i); | ||
| 3601 | extra_i = input.end; | ||
| 3602 | |||
| 3603 | const name = self.code.nullTerminatedString(input.data.name); | ||
| 3604 | const constraint = self.code.nullTerminatedString(input.data.constraint); | ||
| 3605 | try stream.print("input({}, \"{}\", ", .{ | ||
| 3606 | std.zig.fmtId(name), std.zig.fmtEscapes(constraint), | ||
| 3607 | }); | ||
| 3608 | try self.writeInstRef(stream, input.data.operand); | ||
| 3609 | try stream.writeAll(")"); | ||
| 3610 | if (i + 1 < inputs_len) { | ||
| 3611 | try stream.writeAll(", "); | ||
| 3612 | } | ||
| 3613 | } | ||
| 3614 | } | ||
| 3615 | { | ||
| 3616 | var i: usize = 0; | ||
| 3617 | while (i < clobbers_len) : (i += 1) { | ||
| 3618 | const str_index = self.code.extra[extra_i]; | ||
| 3619 | extra_i += 1; | ||
| 3620 | const clobber = self.code.nullTerminatedString(str_index); | ||
| 3621 | try stream.print("{}", .{std.zig.fmtId(clobber)}); | ||
| 3622 | if (i + 1 < clobbers_len) { | ||
| 3623 | try stream.writeAll(", "); | ||
| 3624 | } | ||
| 3625 | } | ||
| 3626 | } | ||
| 3627 | try stream.writeAll(")) "); | ||
| 3628 | try self.writeSrc(stream, src); | ||
| 3629 | } | ||
| 3630 | |||
| 3631 | fn writeOverflowArithmetic(self: *Writer, stream: anytype, extended: Inst.Extended.InstData) !void { | ||
| 3632 | const extra = self.code.extraData(Zir.Inst.OverflowArithmetic, extended.operand).data; | ||
| 3633 | const src: LazySrcLoc = .{ .node_offset = extra.node }; | ||
| 3634 | |||
| 3635 | try self.writeInstRef(stream, extra.lhs); | ||
| 3636 | try stream.writeAll(", "); | ||
| 3637 | try self.writeInstRef(stream, extra.rhs); | ||
| 3638 | try stream.writeAll(", "); | ||
| 3639 | try self.writeInstRef(stream, extra.ptr); | ||
| 3640 | try stream.writeAll(")) "); | ||
| 3641 | try self.writeSrc(stream, src); | ||
| 3642 | } | ||
| 3643 | |||
| 3644 | fn writeSaturatingArithmetic(self: *Writer, stream: anytype, extended: Inst.Extended.InstData) !void { | ||
| 3645 | const extra = self.code.extraData(Zir.Inst.SaturatingArithmetic, extended.operand).data; | ||
| 3646 | const src: LazySrcLoc = .{ .node_offset = extra.node }; | ||
| 3647 | |||
| 3648 | try self.writeInstRef(stream, extra.lhs); | ||
| 3649 | try stream.writeAll(", "); | ||
| 3650 | try self.writeInstRef(stream, extra.rhs); | ||
| 3651 | try stream.writeAll(", "); | ||
| 3652 | try stream.writeAll(") "); | ||
| 3653 | try self.writeSrc(stream, src); | ||
| 3654 | } | ||
| 3655 | |||
| 3656 | fn writePlNodeCall(self: *Writer, stream: anytype, inst: Inst.Index) !void { | ||
| 3657 | const inst_data = self.code.instructions.items(.data)[inst].pl_node; | ||
| 3658 | const extra = self.code.extraData(Inst.Call, inst_data.payload_index); | ||
| 3659 | const args = self.code.refSlice(extra.end, extra.data.args_len); | ||
| 3660 | |||
| 3661 | try self.writeInstRef(stream, extra.data.callee); | ||
| 3662 | try stream.writeAll(", ["); | ||
| 3663 | for (args) |arg, i| { | ||
| 3664 | if (i != 0) try stream.writeAll(", "); | ||
| 3665 | try self.writeInstRef(stream, arg); | ||
| 3666 | } | ||
| 3667 | try stream.writeAll("]) "); | ||
| 3668 | try self.writeSrc(stream, inst_data.src()); | ||
| 3669 | } | ||
| 3670 | |||
| 3671 | fn writePlNodeBlock(self: *Writer, stream: anytype, inst: Inst.Index) !void { | ||
| 3672 | const inst_data = self.code.instructions.items(.data)[inst].pl_node; | ||
| 3673 | try self.writePlNodeBlockWithoutSrc(stream, inst); | ||
| 3674 | try self.writeSrc(stream, inst_data.src()); | ||
| 3675 | } | ||
| 3676 | |||
| 3677 | fn writePlNodeBlockWithoutSrc(self: *Writer, stream: anytype, inst: Inst.Index) !void { | ||
| 3678 | const inst_data = self.code.instructions.items(.data)[inst].pl_node; | ||
| 3679 | const extra = self.code.extraData(Inst.Block, inst_data.payload_index); | ||
| 3680 | const body = self.code.extra[extra.end..][0..extra.data.body_len]; | ||
| 3681 | try stream.writeAll("{\n"); | ||
| 3682 | self.indent += 2; | ||
| 3683 | try self.writeBody(stream, body); | ||
| 3684 | self.indent -= 2; | ||
| 3685 | try stream.writeByteNTimes(' ', self.indent); | ||
| 3686 | try stream.writeAll("}) "); | ||
| 3687 | } | ||
| 3688 | |||
| 3689 | fn writePlNodeCondBr(self: *Writer, stream: anytype, inst: Inst.Index) !void { | ||
| 3690 | const inst_data = self.code.instructions.items(.data)[inst].pl_node; | ||
| 3691 | const extra = self.code.extraData(Inst.CondBr, inst_data.payload_index); | ||
| 3692 | const then_body = self.code.extra[extra.end..][0..extra.data.then_body_len]; | ||
| 3693 | const else_body = self.code.extra[extra.end + then_body.len ..][0..extra.data.else_body_len]; | ||
| 3694 | try self.writeInstRef(stream, extra.data.condition); | ||
| 3695 | try stream.writeAll(", {\n"); | ||
| 3696 | self.indent += 2; | ||
| 3697 | try self.writeBody(stream, then_body); | ||
| 3698 | self.indent -= 2; | ||
| 3699 | try stream.writeByteNTimes(' ', self.indent); | ||
| 3700 | try stream.writeAll("}, {\n"); | ||
| 3701 | self.indent += 2; | ||
| 3702 | try self.writeBody(stream, else_body); | ||
| 3703 | self.indent -= 2; | ||
| 3704 | try stream.writeByteNTimes(' ', self.indent); | ||
| 3705 | try stream.writeAll("}) "); | ||
| 3706 | try self.writeSrc(stream, inst_data.src()); | ||
| 3707 | } | ||
| 3708 | |||
| 3709 | fn writeStructDecl(self: *Writer, stream: anytype, extended: Inst.Extended.InstData) !void { | ||
| 3710 | const small = @bitCast(Inst.StructDecl.Small, extended.small); | ||
| 3711 | |||
| 3712 | var extra_index: usize = extended.operand; | ||
| 3713 | |||
| 3714 | const src_node: ?i32 = if (small.has_src_node) blk: { | ||
| 3715 | const src_node = @bitCast(i32, self.code.extra[extra_index]); | ||
| 3716 | extra_index += 1; | ||
| 3717 | break :blk src_node; | ||
| 3718 | } else null; | ||
| 3719 | |||
| 3720 | const body_len = if (small.has_body_len) blk: { | ||
| 3721 | const body_len = self.code.extra[extra_index]; | ||
| 3722 | extra_index += 1; | ||
| 3723 | break :blk body_len; | ||
| 3724 | } else 0; | ||
| 3725 | |||
| 3726 | const fields_len = if (small.has_fields_len) blk: { | ||
| 3727 | const fields_len = self.code.extra[extra_index]; | ||
| 3728 | extra_index += 1; | ||
| 3729 | break :blk fields_len; | ||
| 3730 | } else 0; | ||
| 3731 | |||
| 3732 | const decls_len = if (small.has_decls_len) blk: { | ||
| 3733 | const decls_len = self.code.extra[extra_index]; | ||
| 3734 | extra_index += 1; | ||
| 3735 | break :blk decls_len; | ||
| 3736 | } else 0; | ||
| 3737 | |||
| 3738 | try self.writeFlag(stream, "known_has_bits, ", small.known_has_bits); | ||
| 3739 | try stream.print("{s}, {s}, ", .{ | ||
| 3740 | @tagName(small.name_strategy), @tagName(small.layout), | ||
| 3741 | }); | ||
| 3742 | |||
| 3743 | if (decls_len == 0) { | ||
| 3744 | try stream.writeAll("{}, "); | ||
| 3745 | } else { | ||
| 3746 | try stream.writeAll("{\n"); | ||
| 3747 | self.indent += 2; | ||
| 3748 | extra_index = try self.writeDecls(stream, decls_len, extra_index); | ||
| 3749 | self.indent -= 2; | ||
| 3750 | try stream.writeByteNTimes(' ', self.indent); | ||
| 3751 | try stream.writeAll("}, "); | ||
| 3752 | } | ||
| 3753 | |||
| 3754 | const body = self.code.extra[extra_index..][0..body_len]; | ||
| 3755 | extra_index += body.len; | ||
| 3756 | |||
| 3757 | if (fields_len == 0) { | ||
| 3758 | assert(body.len == 0); | ||
| 3759 | try stream.writeAll("{}, {})"); | ||
| 3760 | } else { | ||
| 3761 | const prev_parent_decl_node = self.parent_decl_node; | ||
| 3762 | if (src_node) |off| self.parent_decl_node = self.relativeToNodeIndex(off); | ||
| 3763 | self.indent += 2; | ||
| 3764 | if (body.len == 0) { | ||
| 3765 | try stream.writeAll("{}, {\n"); | ||
| 3766 | } else { | ||
| 3767 | try stream.writeAll("{\n"); | ||
| 3768 | try self.writeBody(stream, body); | ||
| 3769 | |||
| 3770 | try stream.writeByteNTimes(' ', self.indent - 2); | ||
| 3771 | try stream.writeAll("}, {\n"); | ||
| 3772 | } | ||
| 3773 | |||
| 3774 | const bits_per_field = 4; | ||
| 3775 | const fields_per_u32 = 32 / bits_per_field; | ||
| 3776 | const bit_bags_count = std.math.divCeil(usize, fields_len, fields_per_u32) catch unreachable; | ||
| 3777 | var bit_bag_index: usize = extra_index; | ||
| 3778 | extra_index += bit_bags_count; | ||
| 3779 | var cur_bit_bag: u32 = undefined; | ||
| 3780 | var field_i: u32 = 0; | ||
| 3781 | while (field_i < fields_len) : (field_i += 1) { | ||
| 3782 | if (field_i % fields_per_u32 == 0) { | ||
| 3783 | cur_bit_bag = self.code.extra[bit_bag_index]; | ||
| 3784 | bit_bag_index += 1; | ||
| 3785 | } | ||
| 3786 | const has_align = @truncate(u1, cur_bit_bag) != 0; | ||
| 3787 | cur_bit_bag >>= 1; | ||
| 3788 | const has_default = @truncate(u1, cur_bit_bag) != 0; | ||
| 3789 | cur_bit_bag >>= 1; | ||
| 3790 | const is_comptime = @truncate(u1, cur_bit_bag) != 0; | ||
| 3791 | cur_bit_bag >>= 1; | ||
| 3792 | const unused = @truncate(u1, cur_bit_bag) != 0; | ||
| 3793 | cur_bit_bag >>= 1; | ||
| 3794 | |||
| 3795 | _ = unused; | ||
| 3796 | |||
| 3797 | const field_name = self.code.nullTerminatedString(self.code.extra[extra_index]); | ||
| 3798 | extra_index += 1; | ||
| 3799 | const field_type = @intToEnum(Inst.Ref, self.code.extra[extra_index]); | ||
| 3800 | extra_index += 1; | ||
| 3801 | |||
| 3802 | try stream.writeByteNTimes(' ', self.indent); | ||
| 3803 | try self.writeFlag(stream, "comptime ", is_comptime); | ||
| 3804 | try stream.print("{}: ", .{std.zig.fmtId(field_name)}); | ||
| 3805 | try self.writeInstRef(stream, field_type); | ||
| 3806 | |||
| 3807 | if (has_align) { | ||
| 3808 | const align_ref = @intToEnum(Inst.Ref, self.code.extra[extra_index]); | ||
| 3809 | extra_index += 1; | ||
| 3810 | |||
| 3811 | try stream.writeAll(" align("); | ||
| 3812 | try self.writeInstRef(stream, align_ref); | ||
| 3813 | try stream.writeAll(")"); | ||
| 3814 | } | ||
| 3815 | if (has_default) { | ||
| 3816 | const default_ref = @intToEnum(Inst.Ref, self.code.extra[extra_index]); | ||
| 3817 | extra_index += 1; | ||
| 3818 | |||
| 3819 | try stream.writeAll(" = "); | ||
| 3820 | try self.writeInstRef(stream, default_ref); | ||
| 3821 | } | ||
| 3822 | try stream.writeAll(",\n"); | ||
| 3823 | } | ||
| 3824 | |||
| 3825 | self.parent_decl_node = prev_parent_decl_node; | ||
| 3826 | self.indent -= 2; | ||
| 3827 | try stream.writeByteNTimes(' ', self.indent); | ||
| 3828 | try stream.writeAll("})"); | ||
| 3829 | } | ||
| 3830 | try self.writeSrcNode(stream, src_node); | ||
| 3831 | } | ||
| 3832 | |||
| 3833 | fn writeUnionDecl(self: *Writer, stream: anytype, extended: Inst.Extended.InstData) !void { | ||
| 3834 | const small = @bitCast(Inst.UnionDecl.Small, extended.small); | ||
| 3835 | |||
| 3836 | var extra_index: usize = extended.operand; | ||
| 3837 | |||
| 3838 | const src_node: ?i32 = if (small.has_src_node) blk: { | ||
| 3839 | const src_node = @bitCast(i32, self.code.extra[extra_index]); | ||
| 3840 | extra_index += 1; | ||
| 3841 | break :blk src_node; | ||
| 3842 | } else null; | ||
| 3843 | |||
| 3844 | const tag_type_ref = if (small.has_tag_type) blk: { | ||
| 3845 | const tag_type_ref = @intToEnum(Zir.Inst.Ref, self.code.extra[extra_index]); | ||
| 3846 | extra_index += 1; | ||
| 3847 | break :blk tag_type_ref; | ||
| 3848 | } else .none; | ||
| 3849 | |||
| 3850 | const body_len = if (small.has_body_len) blk: { | ||
| 3851 | const body_len = self.code.extra[extra_index]; | ||
| 3852 | extra_index += 1; | ||
| 3853 | break :blk body_len; | ||
| 3854 | } else 0; | ||
| 3855 | |||
| 3856 | const fields_len = if (small.has_fields_len) blk: { | ||
| 3857 | const fields_len = self.code.extra[extra_index]; | ||
| 3858 | extra_index += 1; | ||
| 3859 | break :blk fields_len; | ||
| 3860 | } else 0; | ||
| 3861 | |||
| 3862 | const decls_len = if (small.has_decls_len) blk: { | ||
| 3863 | const decls_len = self.code.extra[extra_index]; | ||
| 3864 | extra_index += 1; | ||
| 3865 | break :blk decls_len; | ||
| 3866 | } else 0; | ||
| 3867 | |||
| 3868 | try stream.print("{s}, {s}, ", .{ | ||
| 3869 | @tagName(small.name_strategy), @tagName(small.layout), | ||
| 3870 | }); | ||
| 3871 | try self.writeFlag(stream, "autoenum, ", small.auto_enum_tag); | ||
| 3872 | |||
| 3873 | if (decls_len == 0) { | ||
| 3874 | try stream.writeAll("{}, "); | ||
| 3875 | } else { | ||
| 3876 | try stream.writeAll("{\n"); | ||
| 3877 | self.indent += 2; | ||
| 3878 | extra_index = try self.writeDecls(stream, decls_len, extra_index); | ||
| 3879 | self.indent -= 2; | ||
| 3880 | try stream.writeByteNTimes(' ', self.indent); | ||
| 3881 | try stream.writeAll("}, "); | ||
| 3882 | } | ||
| 3883 | |||
| 3884 | assert(fields_len != 0); | ||
| 3885 | |||
| 3886 | if (tag_type_ref != .none) { | ||
| 3887 | try self.writeInstRef(stream, tag_type_ref); | ||
| 3888 | try stream.writeAll(", "); | ||
| 3889 | } | ||
| 3890 | |||
| 3891 | const body = self.code.extra[extra_index..][0..body_len]; | ||
| 3892 | extra_index += body.len; | ||
| 3893 | |||
| 3894 | const prev_parent_decl_node = self.parent_decl_node; | ||
| 3895 | if (src_node) |off| self.parent_decl_node = self.relativeToNodeIndex(off); | ||
| 3896 | self.indent += 2; | ||
| 3897 | if (body.len == 0) { | ||
| 3898 | try stream.writeAll("{}, {\n"); | ||
| 3899 | } else { | ||
| 3900 | try stream.writeAll("{\n"); | ||
| 3901 | try self.writeBody(stream, body); | ||
| 3902 | |||
| 3903 | try stream.writeByteNTimes(' ', self.indent - 2); | ||
| 3904 | try stream.writeAll("}, {\n"); | ||
| 3905 | } | ||
| 3906 | |||
| 3907 | const bits_per_field = 4; | ||
| 3908 | const fields_per_u32 = 32 / bits_per_field; | ||
| 3909 | const bit_bags_count = std.math.divCeil(usize, fields_len, fields_per_u32) catch unreachable; | ||
| 3910 | const body_end = extra_index; | ||
| 3911 | extra_index += bit_bags_count; | ||
| 3912 | var bit_bag_index: usize = body_end; | ||
| 3913 | var cur_bit_bag: u32 = undefined; | ||
| 3914 | var field_i: u32 = 0; | ||
| 3915 | while (field_i < fields_len) : (field_i += 1) { | ||
| 3916 | if (field_i % fields_per_u32 == 0) { | ||
| 3917 | cur_bit_bag = self.code.extra[bit_bag_index]; | ||
| 3918 | bit_bag_index += 1; | ||
| 3919 | } | ||
| 3920 | const has_type = @truncate(u1, cur_bit_bag) != 0; | ||
| 3921 | cur_bit_bag >>= 1; | ||
| 3922 | const has_align = @truncate(u1, cur_bit_bag) != 0; | ||
| 3923 | cur_bit_bag >>= 1; | ||
| 3924 | const has_value = @truncate(u1, cur_bit_bag) != 0; | ||
| 3925 | cur_bit_bag >>= 1; | ||
| 3926 | const unused = @truncate(u1, cur_bit_bag) != 0; | ||
| 3927 | cur_bit_bag >>= 1; | ||
| 3928 | |||
| 3929 | _ = unused; | ||
| 3930 | |||
| 3931 | const field_name = self.code.nullTerminatedString(self.code.extra[extra_index]); | ||
| 3932 | extra_index += 1; | ||
| 3933 | try stream.writeByteNTimes(' ', self.indent); | ||
| 3934 | try stream.print("{}", .{std.zig.fmtId(field_name)}); | ||
| 3935 | |||
| 3936 | if (has_type) { | ||
| 3937 | const field_type = @intToEnum(Inst.Ref, self.code.extra[extra_index]); | ||
| 3938 | extra_index += 1; | ||
| 3939 | |||
| 3940 | try stream.writeAll(": "); | ||
| 3941 | try self.writeInstRef(stream, field_type); | ||
| 3942 | } | ||
| 3943 | if (has_align) { | ||
| 3944 | const align_ref = @intToEnum(Inst.Ref, self.code.extra[extra_index]); | ||
| 3945 | extra_index += 1; | ||
| 3946 | |||
| 3947 | try stream.writeAll(" align("); | ||
| 3948 | try self.writeInstRef(stream, align_ref); | ||
| 3949 | try stream.writeAll(")"); | ||
| 3950 | } | ||
| 3951 | if (has_value) { | ||
| 3952 | const default_ref = @intToEnum(Inst.Ref, self.code.extra[extra_index]); | ||
| 3953 | extra_index += 1; | ||
| 3954 | |||
| 3955 | try stream.writeAll(" = "); | ||
| 3956 | try self.writeInstRef(stream, default_ref); | ||
| 3957 | } | ||
| 3958 | try stream.writeAll(",\n"); | ||
| 3959 | } | ||
| 3960 | |||
| 3961 | self.parent_decl_node = prev_parent_decl_node; | ||
| 3962 | self.indent -= 2; | ||
| 3963 | try stream.writeByteNTimes(' ', self.indent); | ||
| 3964 | try stream.writeAll("})"); | ||
| 3965 | try self.writeSrcNode(stream, src_node); | ||
| 3966 | } | ||
| 3967 | |||
| 3968 | fn writeDecls(self: *Writer, stream: anytype, decls_len: u32, extra_start: usize) !usize { | ||
| 3969 | const parent_decl_node = self.parent_decl_node; | ||
| 3970 | const bit_bags_count = std.math.divCeil(usize, decls_len, 8) catch unreachable; | ||
| 3971 | var extra_index = extra_start + bit_bags_count; | ||
| 3972 | var bit_bag_index: usize = extra_start; | ||
| 3973 | var cur_bit_bag: u32 = undefined; | ||
| 3974 | var decl_i: u32 = 0; | ||
| 3975 | while (decl_i < decls_len) : (decl_i += 1) { | ||
| 3976 | if (decl_i % 8 == 0) { | ||
| 3977 | cur_bit_bag = self.code.extra[bit_bag_index]; | ||
| 3978 | bit_bag_index += 1; | ||
| 3979 | } | ||
| 3980 | const is_pub = @truncate(u1, cur_bit_bag) != 0; | ||
| 3981 | cur_bit_bag >>= 1; | ||
| 3982 | const is_exported = @truncate(u1, cur_bit_bag) != 0; | ||
| 3983 | cur_bit_bag >>= 1; | ||
| 3984 | const has_align = @truncate(u1, cur_bit_bag) != 0; | ||
| 3985 | cur_bit_bag >>= 1; | ||
| 3986 | const has_section = @truncate(u1, cur_bit_bag) != 0; | ||
| 3987 | cur_bit_bag >>= 1; | ||
| 3988 | |||
| 3989 | const sub_index = extra_index; | ||
| 3990 | |||
| 3991 | const hash_u32s = self.code.extra[extra_index..][0..4]; | ||
| 3992 | extra_index += 4; | ||
| 3993 | const line = self.code.extra[extra_index]; | ||
| 3994 | extra_index += 1; | ||
| 3995 | const decl_name_index = self.code.extra[extra_index]; | ||
| 3996 | extra_index += 1; | ||
| 3997 | const decl_index = self.code.extra[extra_index]; | ||
| 3998 | extra_index += 1; | ||
| 3999 | const align_inst: Inst.Ref = if (!has_align) .none else inst: { | ||
| 4000 | const inst = @intToEnum(Inst.Ref, self.code.extra[extra_index]); | ||
| 4001 | extra_index += 1; | ||
| 4002 | break :inst inst; | ||
| 4003 | }; | ||
| 4004 | const section_inst: Inst.Ref = if (!has_section) .none else inst: { | ||
| 4005 | const inst = @intToEnum(Inst.Ref, self.code.extra[extra_index]); | ||
| 4006 | extra_index += 1; | ||
| 4007 | break :inst inst; | ||
| 4008 | }; | ||
| 4009 | |||
| 4010 | const pub_str = if (is_pub) "pub " else ""; | ||
| 4011 | const hash_bytes = @bitCast([16]u8, hash_u32s.*); | ||
| 4012 | try stream.writeByteNTimes(' ', self.indent); | ||
| 4013 | if (decl_name_index == 0) { | ||
| 4014 | const name = if (is_exported) "usingnamespace" else "comptime"; | ||
| 4015 | try stream.writeAll(pub_str); | ||
| 4016 | try stream.writeAll(name); | ||
| 4017 | } else if (decl_name_index == 1) { | ||
| 4018 | try stream.writeAll("test"); | ||
| 4019 | } else { | ||
| 4020 | const raw_decl_name = self.code.nullTerminatedString(decl_name_index); | ||
| 4021 | const decl_name = if (raw_decl_name.len == 0) | ||
| 4022 | self.code.nullTerminatedString(decl_name_index + 1) | ||
| 4023 | else | ||
| 4024 | raw_decl_name; | ||
| 4025 | const test_str = if (raw_decl_name.len == 0) "test " else ""; | ||
| 4026 | const export_str = if (is_exported) "export " else ""; | ||
| 4027 | try stream.print("[{d}] {s}{s}{s}{}", .{ | ||
| 4028 | sub_index, pub_str, test_str, export_str, std.zig.fmtId(decl_name), | ||
| 4029 | }); | ||
| 4030 | if (align_inst != .none) { | ||
| 4031 | try stream.writeAll(" align("); | ||
| 4032 | try self.writeInstRef(stream, align_inst); | ||
| 4033 | try stream.writeAll(")"); | ||
| 4034 | } | ||
| 4035 | if (section_inst != .none) { | ||
| 4036 | try stream.writeAll(" linksection("); | ||
| 4037 | try self.writeInstRef(stream, section_inst); | ||
| 4038 | try stream.writeAll(")"); | ||
| 4039 | } | ||
| 4040 | } | ||
| 4041 | const tag = self.code.instructions.items(.tag)[decl_index]; | ||
| 4042 | try stream.print(" line({d}) hash({}): %{d} = {s}(", .{ | ||
| 4043 | line, std.fmt.fmtSliceHexLower(&hash_bytes), decl_index, @tagName(tag), | ||
| 4044 | }); | ||
| 4045 | |||
| 4046 | const decl_block_inst_data = self.code.instructions.items(.data)[decl_index].pl_node; | ||
| 4047 | const sub_decl_node_off = decl_block_inst_data.src_node; | ||
| 4048 | self.parent_decl_node = self.relativeToNodeIndex(sub_decl_node_off); | ||
| 4049 | try self.writePlNodeBlockWithoutSrc(stream, decl_index); | ||
| 4050 | self.parent_decl_node = parent_decl_node; | ||
| 4051 | try self.writeSrc(stream, decl_block_inst_data.src()); | ||
| 4052 | try stream.writeAll("\n"); | ||
| 4053 | } | ||
| 4054 | return extra_index; | ||
| 4055 | } | ||
| 4056 | |||
| 4057 | fn writeEnumDecl(self: *Writer, stream: anytype, extended: Inst.Extended.InstData) !void { | ||
| 4058 | const small = @bitCast(Inst.EnumDecl.Small, extended.small); | ||
| 4059 | var extra_index: usize = extended.operand; | ||
| 4060 | |||
| 4061 | const src_node: ?i32 = if (small.has_src_node) blk: { | ||
| 4062 | const src_node = @bitCast(i32, self.code.extra[extra_index]); | ||
| 4063 | extra_index += 1; | ||
| 4064 | break :blk src_node; | ||
| 4065 | } else null; | ||
| 4066 | |||
| 4067 | const tag_type_ref = if (small.has_tag_type) blk: { | ||
| 4068 | const tag_type_ref = @intToEnum(Zir.Inst.Ref, self.code.extra[extra_index]); | ||
| 4069 | extra_index += 1; | ||
| 4070 | break :blk tag_type_ref; | ||
| 4071 | } else .none; | ||
| 4072 | |||
| 4073 | const body_len = if (small.has_body_len) blk: { | ||
| 4074 | const body_len = self.code.extra[extra_index]; | ||
| 4075 | extra_index += 1; | ||
| 4076 | break :blk body_len; | ||
| 4077 | } else 0; | ||
| 4078 | |||
| 4079 | const fields_len = if (small.has_fields_len) blk: { | ||
| 4080 | const fields_len = self.code.extra[extra_index]; | ||
| 4081 | extra_index += 1; | ||
| 4082 | break :blk fields_len; | ||
| 4083 | } else 0; | ||
| 4084 | |||
| 4085 | const decls_len = if (small.has_decls_len) blk: { | ||
| 4086 | const decls_len = self.code.extra[extra_index]; | ||
| 4087 | extra_index += 1; | ||
| 4088 | break :blk decls_len; | ||
| 4089 | } else 0; | ||
| 4090 | |||
| 4091 | try stream.print("{s}, ", .{@tagName(small.name_strategy)}); | ||
| 4092 | try self.writeFlag(stream, "nonexhaustive, ", small.nonexhaustive); | ||
| 4093 | |||
| 4094 | if (decls_len == 0) { | ||
| 4095 | try stream.writeAll("{}, "); | ||
| 4096 | } else { | ||
| 4097 | try stream.writeAll("{\n"); | ||
| 4098 | self.indent += 2; | ||
| 4099 | extra_index = try self.writeDecls(stream, decls_len, extra_index); | ||
| 4100 | self.indent -= 2; | ||
| 4101 | try stream.writeByteNTimes(' ', self.indent); | ||
| 4102 | try stream.writeAll("}, "); | ||
| 4103 | } | ||
| 4104 | |||
| 4105 | if (tag_type_ref != .none) { | ||
| 4106 | try self.writeInstRef(stream, tag_type_ref); | ||
| 4107 | try stream.writeAll(", "); | ||
| 4108 | } | ||
| 4109 | |||
| 4110 | const body = self.code.extra[extra_index..][0..body_len]; | ||
| 4111 | extra_index += body.len; | ||
| 4112 | |||
| 4113 | if (fields_len == 0) { | ||
| 4114 | assert(body.len == 0); | ||
| 4115 | try stream.writeAll("{}, {})"); | ||
| 4116 | } else { | ||
| 4117 | const prev_parent_decl_node = self.parent_decl_node; | ||
| 4118 | if (src_node) |off| self.parent_decl_node = self.relativeToNodeIndex(off); | ||
| 4119 | self.indent += 2; | ||
| 4120 | if (body.len == 0) { | ||
| 4121 | try stream.writeAll("{}, {\n"); | ||
| 4122 | } else { | ||
| 4123 | try stream.writeAll("{\n"); | ||
| 4124 | try self.writeBody(stream, body); | ||
| 4125 | |||
| 4126 | try stream.writeByteNTimes(' ', self.indent - 2); | ||
| 4127 | try stream.writeAll("}, {\n"); | ||
| 4128 | } | ||
| 4129 | |||
| 4130 | const bit_bags_count = std.math.divCeil(usize, fields_len, 32) catch unreachable; | ||
| 4131 | const body_end = extra_index; | ||
| 4132 | extra_index += bit_bags_count; | ||
| 4133 | var bit_bag_index: usize = body_end; | ||
| 4134 | var cur_bit_bag: u32 = undefined; | ||
| 4135 | var field_i: u32 = 0; | ||
| 4136 | while (field_i < fields_len) : (field_i += 1) { | ||
| 4137 | if (field_i % 32 == 0) { | ||
| 4138 | cur_bit_bag = self.code.extra[bit_bag_index]; | ||
| 4139 | bit_bag_index += 1; | ||
| 4140 | } | ||
| 4141 | const has_tag_value = @truncate(u1, cur_bit_bag) != 0; | ||
| 4142 | cur_bit_bag >>= 1; | ||
| 4143 | |||
| 4144 | const field_name = self.code.nullTerminatedString(self.code.extra[extra_index]); | ||
| 4145 | extra_index += 1; | ||
| 4146 | |||
| 4147 | try stream.writeByteNTimes(' ', self.indent); | ||
| 4148 | try stream.print("{}", .{std.zig.fmtId(field_name)}); | ||
| 4149 | |||
| 4150 | if (has_tag_value) { | ||
| 4151 | const tag_value_ref = @intToEnum(Inst.Ref, self.code.extra[extra_index]); | ||
| 4152 | extra_index += 1; | ||
| 4153 | |||
| 4154 | try stream.writeAll(" = "); | ||
| 4155 | try self.writeInstRef(stream, tag_value_ref); | ||
| 4156 | } | ||
| 4157 | try stream.writeAll(",\n"); | ||
| 4158 | } | ||
| 4159 | self.parent_decl_node = prev_parent_decl_node; | ||
| 4160 | self.indent -= 2; | ||
| 4161 | try stream.writeByteNTimes(' ', self.indent); | ||
| 4162 | try stream.writeAll("})"); | ||
| 4163 | } | ||
| 4164 | try self.writeSrcNode(stream, src_node); | ||
| 4165 | } | ||
| 4166 | |||
| 4167 | fn writeOpaqueDecl( | ||
| 4168 | self: *Writer, | ||
| 4169 | stream: anytype, | ||
| 4170 | inst: Inst.Index, | ||
| 4171 | name_strategy: Inst.NameStrategy, | ||
| 4172 | ) !void { | ||
| 4173 | const inst_data = self.code.instructions.items(.data)[inst].pl_node; | ||
| 4174 | const extra = self.code.extraData(Inst.OpaqueDecl, inst_data.payload_index); | ||
| 4175 | const decls_len = extra.data.decls_len; | ||
| 4176 | |||
| 4177 | try stream.print("{s}, ", .{@tagName(name_strategy)}); | ||
| 4178 | |||
| 4179 | if (decls_len == 0) { | ||
| 4180 | try stream.writeAll("}) "); | ||
| 4181 | } else { | ||
| 4182 | try stream.writeAll("\n"); | ||
| 4183 | self.indent += 2; | ||
| 4184 | _ = try self.writeDecls(stream, decls_len, extra.end); | ||
| 4185 | self.indent -= 2; | ||
| 4186 | try stream.writeByteNTimes(' ', self.indent); | ||
| 4187 | try stream.writeAll("}) "); | ||
| 4188 | } | ||
| 4189 | try self.writeSrc(stream, inst_data.src()); | ||
| 4190 | } | ||
| 4191 | |||
| 4192 | fn writeErrorSetDecl( | ||
| 4193 | self: *Writer, | ||
| 4194 | stream: anytype, | ||
| 4195 | inst: Inst.Index, | ||
| 4196 | name_strategy: Inst.NameStrategy, | ||
| 4197 | ) !void { | ||
| 4198 | const inst_data = self.code.instructions.items(.data)[inst].pl_node; | ||
| 4199 | const extra = self.code.extraData(Inst.ErrorSetDecl, inst_data.payload_index); | ||
| 4200 | const fields = self.code.extra[extra.end..][0..extra.data.fields_len]; | ||
| 4201 | |||
| 4202 | try stream.print("{s}, ", .{@tagName(name_strategy)}); | ||
| 4203 | |||
| 4204 | try stream.writeAll("{\n"); | ||
| 4205 | self.indent += 2; | ||
| 4206 | for (fields) |str_index| { | ||
| 4207 | const name = self.code.nullTerminatedString(str_index); | ||
| 4208 | try stream.writeByteNTimes(' ', self.indent); | ||
| 4209 | try stream.print("{},\n", .{std.zig.fmtId(name)}); | ||
| 4210 | } | ||
| 4211 | self.indent -= 2; | ||
| 4212 | try stream.writeByteNTimes(' ', self.indent); | ||
| 4213 | try stream.writeAll("}) "); | ||
| 4214 | |||
| 4215 | try self.writeSrc(stream, inst_data.src()); | ||
| 4216 | } | ||
| 4217 | |||
| 4218 | fn writePlNodeSwitchBr( | ||
| 4219 | self: *Writer, | ||
| 4220 | stream: anytype, | ||
| 4221 | inst: Inst.Index, | ||
| 4222 | special_prong: SpecialProng, | ||
| 4223 | ) !void { | ||
| 4224 | const inst_data = self.code.instructions.items(.data)[inst].pl_node; | ||
| 4225 | const extra = self.code.extraData(Inst.SwitchBlock, inst_data.payload_index); | ||
| 4226 | const special: struct { | ||
| 4227 | body: []const Inst.Index, | ||
| 4228 | end: usize, | ||
| 4229 | } = switch (special_prong) { | ||
| 4230 | .none => .{ .body = &.{}, .end = extra.end }, | ||
| 4231 | .under, .@"else" => blk: { | ||
| 4232 | const body_len = self.code.extra[extra.end]; | ||
| 4233 | const extra_body_start = extra.end + 1; | ||
| 4234 | break :blk .{ | ||
| 4235 | .body = self.code.extra[extra_body_start..][0..body_len], | ||
| 4236 | .end = extra_body_start + body_len, | ||
| 4237 | }; | ||
| 4238 | }, | ||
| 4239 | }; | ||
| 4240 | |||
| 4241 | try self.writeInstRef(stream, extra.data.operand); | ||
| 4242 | |||
| 4243 | if (special.body.len != 0) { | ||
| 4244 | const prong_name = switch (special_prong) { | ||
| 4245 | .@"else" => "else", | ||
| 4246 | .under => "_", | ||
| 4247 | else => unreachable, | ||
| 4248 | }; | ||
| 4249 | try stream.print(", {s} => {{\n", .{prong_name}); | ||
| 4250 | self.indent += 2; | ||
| 4251 | try self.writeBody(stream, special.body); | ||
| 4252 | self.indent -= 2; | ||
| 4253 | try stream.writeByteNTimes(' ', self.indent); | ||
| 4254 | try stream.writeAll("}"); | ||
| 4255 | } | ||
| 4256 | |||
| 4257 | var extra_index: usize = special.end; | ||
| 4258 | { | ||
| 4259 | var scalar_i: usize = 0; | ||
| 4260 | while (scalar_i < extra.data.cases_len) : (scalar_i += 1) { | ||
| 4261 | const item_ref = @intToEnum(Inst.Ref, self.code.extra[extra_index]); | ||
| 4262 | extra_index += 1; | ||
| 4263 | const body_len = self.code.extra[extra_index]; | ||
| 4264 | extra_index += 1; | ||
| 4265 | const body = self.code.extra[extra_index..][0..body_len]; | ||
| 4266 | extra_index += body_len; | ||
| 4267 | |||
| 4268 | try stream.writeAll(", "); | ||
| 4269 | try self.writeInstRef(stream, item_ref); | ||
| 4270 | try stream.writeAll(" => {\n"); | ||
| 4271 | self.indent += 2; | ||
| 4272 | try self.writeBody(stream, body); | ||
| 4273 | self.indent -= 2; | ||
| 4274 | try stream.writeByteNTimes(' ', self.indent); | ||
| 4275 | try stream.writeAll("}"); | ||
| 4276 | } | ||
| 4277 | } | ||
| 4278 | try stream.writeAll(") "); | ||
| 4279 | try self.writeSrc(stream, inst_data.src()); | ||
| 4280 | } | ||
| 4281 | |||
| 4282 | fn writePlNodeSwitchBlockMulti( | ||
| 4283 | self: *Writer, | ||
| 4284 | stream: anytype, | ||
| 4285 | inst: Inst.Index, | ||
| 4286 | special_prong: SpecialProng, | ||
| 4287 | ) !void { | ||
| 4288 | const inst_data = self.code.instructions.items(.data)[inst].pl_node; | ||
| 4289 | const extra = self.code.extraData(Inst.SwitchBlockMulti, inst_data.payload_index); | ||
| 4290 | const special: struct { | ||
| 4291 | body: []const Inst.Index, | ||
| 4292 | end: usize, | ||
| 4293 | } = switch (special_prong) { | ||
| 4294 | .none => .{ .body = &.{}, .end = extra.end }, | ||
| 4295 | .under, .@"else" => blk: { | ||
| 4296 | const body_len = self.code.extra[extra.end]; | ||
| 4297 | const extra_body_start = extra.end + 1; | ||
| 4298 | break :blk .{ | ||
| 4299 | .body = self.code.extra[extra_body_start..][0..body_len], | ||
| 4300 | .end = extra_body_start + body_len, | ||
| 4301 | }; | ||
| 4302 | }, | ||
| 4303 | }; | ||
| 4304 | |||
| 4305 | try self.writeInstRef(stream, extra.data.operand); | ||
| 4306 | |||
| 4307 | if (special.body.len != 0) { | ||
| 4308 | const prong_name = switch (special_prong) { | ||
| 4309 | .@"else" => "else", | ||
| 4310 | .under => "_", | ||
| 4311 | else => unreachable, | ||
| 4312 | }; | ||
| 4313 | try stream.print(", {s} => {{\n", .{prong_name}); | ||
| 4314 | self.indent += 2; | ||
| 4315 | try self.writeBody(stream, special.body); | ||
| 4316 | self.indent -= 2; | ||
| 4317 | try stream.writeByteNTimes(' ', self.indent); | ||
| 4318 | try stream.writeAll("}"); | ||
| 4319 | } | ||
| 4320 | |||
| 4321 | var extra_index: usize = special.end; | ||
| 4322 | { | ||
| 4323 | var scalar_i: usize = 0; | ||
| 4324 | while (scalar_i < extra.data.scalar_cases_len) : (scalar_i += 1) { | ||
| 4325 | const item_ref = @intToEnum(Inst.Ref, self.code.extra[extra_index]); | ||
| 4326 | extra_index += 1; | ||
| 4327 | const body_len = self.code.extra[extra_index]; | ||
| 4328 | extra_index += 1; | ||
| 4329 | const body = self.code.extra[extra_index..][0..body_len]; | ||
| 4330 | extra_index += body_len; | ||
| 4331 | |||
| 4332 | try stream.writeAll(", "); | ||
| 4333 | try self.writeInstRef(stream, item_ref); | ||
| 4334 | try stream.writeAll(" => {\n"); | ||
| 4335 | self.indent += 2; | ||
| 4336 | try self.writeBody(stream, body); | ||
| 4337 | self.indent -= 2; | ||
| 4338 | try stream.writeByteNTimes(' ', self.indent); | ||
| 4339 | try stream.writeAll("}"); | ||
| 4340 | } | ||
| 4341 | } | ||
| 4342 | { | ||
| 4343 | var multi_i: usize = 0; | ||
| 4344 | while (multi_i < extra.data.multi_cases_len) : (multi_i += 1) { | ||
| 4345 | const items_len = self.code.extra[extra_index]; | ||
| 4346 | extra_index += 1; | ||
| 4347 | const ranges_len = self.code.extra[extra_index]; | ||
| 4348 | extra_index += 1; | ||
| 4349 | const body_len = self.code.extra[extra_index]; | ||
| 4350 | extra_index += 1; | ||
| 4351 | const items = self.code.refSlice(extra_index, items_len); | ||
| 4352 | extra_index += items_len; | ||
| 4353 | |||
| 4354 | for (items) |item_ref| { | ||
| 4355 | try stream.writeAll(", "); | ||
| 4356 | try self.writeInstRef(stream, item_ref); | ||
| 4357 | } | ||
| 4358 | |||
| 4359 | var range_i: usize = 0; | ||
| 4360 | while (range_i < ranges_len) : (range_i += 1) { | ||
| 4361 | const item_first = @intToEnum(Inst.Ref, self.code.extra[extra_index]); | ||
| 4362 | extra_index += 1; | ||
| 4363 | const item_last = @intToEnum(Inst.Ref, self.code.extra[extra_index]); | ||
| 4364 | extra_index += 1; | ||
| 4365 | |||
| 4366 | try stream.writeAll(", "); | ||
| 4367 | try self.writeInstRef(stream, item_first); | ||
| 4368 | try stream.writeAll("..."); | ||
| 4369 | try self.writeInstRef(stream, item_last); | ||
| 4370 | } | ||
| 4371 | |||
| 4372 | const body = self.code.extra[extra_index..][0..body_len]; | ||
| 4373 | extra_index += body_len; | ||
| 4374 | try stream.writeAll(" => {\n"); | ||
| 4375 | self.indent += 2; | ||
| 4376 | try self.writeBody(stream, body); | ||
| 4377 | self.indent -= 2; | ||
| 4378 | try stream.writeByteNTimes(' ', self.indent); | ||
| 4379 | try stream.writeAll("}"); | ||
| 4380 | } | ||
| 4381 | } | ||
| 4382 | try stream.writeAll(") "); | ||
| 4383 | try self.writeSrc(stream, inst_data.src()); | ||
| 4384 | } | ||
| 4385 | |||
| 4386 | fn writePlNodeField(self: *Writer, stream: anytype, inst: Inst.Index) !void { | ||
| 4387 | const inst_data = self.code.instructions.items(.data)[inst].pl_node; | ||
| 4388 | const extra = self.code.extraData(Inst.Field, inst_data.payload_index).data; | ||
| 4389 | const name = self.code.nullTerminatedString(extra.field_name_start); | ||
| 4390 | try self.writeInstRef(stream, extra.lhs); | ||
| 4391 | try stream.print(", \"{}\") ", .{std.zig.fmtEscapes(name)}); | ||
| 4392 | try self.writeSrc(stream, inst_data.src()); | ||
| 4393 | } | ||
| 4394 | |||
| 4395 | fn writeAs(self: *Writer, stream: anytype, inst: Inst.Index) !void { | ||
| 4396 | const inst_data = self.code.instructions.items(.data)[inst].pl_node; | ||
| 4397 | const extra = self.code.extraData(Inst.As, inst_data.payload_index).data; | ||
| 4398 | try self.writeInstRef(stream, extra.dest_type); | ||
| 4399 | try stream.writeAll(", "); | ||
| 4400 | try self.writeInstRef(stream, extra.operand); | ||
| 4401 | try stream.writeAll(") "); | ||
| 4402 | try self.writeSrc(stream, inst_data.src()); | ||
| 4403 | } | ||
| 4404 | |||
| 4405 | fn writeNode( | ||
| 4406 | self: *Writer, | ||
| 4407 | stream: anytype, | ||
| 4408 | inst: Inst.Index, | ||
| 4409 | ) (@TypeOf(stream).Error || error{OutOfMemory})!void { | ||
| 4410 | const src_node = self.code.instructions.items(.data)[inst].node; | ||
| 4411 | const src: LazySrcLoc = .{ .node_offset = src_node }; | ||
| 4412 | try stream.writeAll(") "); | ||
| 4413 | try self.writeSrc(stream, src); | ||
| 4414 | } | ||
| 4415 | |||
| 4416 | fn writeStrTok( | ||
| 4417 | self: *Writer, | ||
| 4418 | stream: anytype, | ||
| 4419 | inst: Inst.Index, | ||
| 4420 | ) (@TypeOf(stream).Error || error{OutOfMemory})!void { | ||
| 4421 | const inst_data = self.code.instructions.items(.data)[inst].str_tok; | ||
| 4422 | const str = inst_data.get(self.code); | ||
| 4423 | try stream.print("\"{}\") ", .{std.zig.fmtEscapes(str)}); | ||
| 4424 | try self.writeSrc(stream, inst_data.src()); | ||
| 4425 | } | ||
| 4426 | |||
| 4427 | fn writeFunc( | ||
| 4428 | self: *Writer, | ||
| 4429 | stream: anytype, | ||
| 4430 | inst: Inst.Index, | ||
| 4431 | inferred_error_set: bool, | ||
| 4432 | ) !void { | ||
| 4433 | const inst_data = self.code.instructions.items(.data)[inst].pl_node; | ||
| 4434 | const src = inst_data.src(); | ||
| 4435 | const extra = self.code.extraData(Inst.Func, inst_data.payload_index); | ||
| 4436 | var extra_index = extra.end; | ||
| 4437 | |||
| 4438 | const ret_ty_body = self.code.extra[extra_index..][0..extra.data.ret_body_len]; | ||
| 4439 | extra_index += ret_ty_body.len; | ||
| 4440 | |||
| 4441 | const body = self.code.extra[extra_index..][0..extra.data.body_len]; | ||
| 4442 | extra_index += body.len; | ||
| 4443 | |||
| 4444 | var src_locs: Zir.Inst.Func.SrcLocs = undefined; | ||
| 4445 | if (body.len != 0) { | ||
| 4446 | src_locs = self.code.extraData(Zir.Inst.Func.SrcLocs, extra_index).data; | ||
| 4447 | } | ||
| 4448 | return self.writeFuncCommon( | ||
| 4449 | stream, | ||
| 4450 | ret_ty_body, | ||
| 4451 | inferred_error_set, | ||
| 4452 | false, | ||
| 4453 | false, | ||
| 4454 | .none, | ||
| 4455 | .none, | ||
| 4456 | body, | ||
| 4457 | src, | ||
| 4458 | src_locs, | ||
| 4459 | ); | ||
| 4460 | } | ||
| 4461 | |||
| 4462 | fn writeFuncExtended(self: *Writer, stream: anytype, extended: Inst.Extended.InstData) !void { | ||
| 4463 | const extra = self.code.extraData(Inst.ExtendedFunc, extended.operand); | ||
| 4464 | const src: LazySrcLoc = .{ .node_offset = extra.data.src_node }; | ||
| 4465 | const small = @bitCast(Inst.ExtendedFunc.Small, extended.small); | ||
| 4466 | |||
| 4467 | var extra_index: usize = extra.end; | ||
| 4468 | if (small.has_lib_name) { | ||
| 4469 | const lib_name = self.code.nullTerminatedString(self.code.extra[extra_index]); | ||
| 4470 | extra_index += 1; | ||
| 4471 | try stream.print("lib_name=\"{}\", ", .{std.zig.fmtEscapes(lib_name)}); | ||
| 4472 | } | ||
| 4473 | try self.writeFlag(stream, "test, ", small.is_test); | ||
| 4474 | const cc: Inst.Ref = if (!small.has_cc) .none else blk: { | ||
| 4475 | const cc = @intToEnum(Zir.Inst.Ref, self.code.extra[extra_index]); | ||
| 4476 | extra_index += 1; | ||
| 4477 | break :blk cc; | ||
| 4478 | }; | ||
| 4479 | const align_inst: Inst.Ref = if (!small.has_align) .none else blk: { | ||
| 4480 | const align_inst = @intToEnum(Zir.Inst.Ref, self.code.extra[extra_index]); | ||
| 4481 | extra_index += 1; | ||
| 4482 | break :blk align_inst; | ||
| 4483 | }; | ||
| 4484 | |||
| 4485 | const ret_ty_body = self.code.extra[extra_index..][0..extra.data.ret_body_len]; | ||
| 4486 | extra_index += ret_ty_body.len; | ||
| 4487 | |||
| 4488 | const body = self.code.extra[extra_index..][0..extra.data.body_len]; | ||
| 4489 | extra_index += body.len; | ||
| 4490 | |||
| 4491 | var src_locs: Zir.Inst.Func.SrcLocs = undefined; | ||
| 4492 | if (body.len != 0) { | ||
| 4493 | src_locs = self.code.extraData(Zir.Inst.Func.SrcLocs, extra_index).data; | ||
| 4494 | } | ||
| 4495 | return self.writeFuncCommon( | ||
| 4496 | stream, | ||
| 4497 | ret_ty_body, | ||
| 4498 | small.is_inferred_error, | ||
| 4499 | small.is_var_args, | ||
| 4500 | small.is_extern, | ||
| 4501 | cc, | ||
| 4502 | align_inst, | ||
| 4503 | body, | ||
| 4504 | src, | ||
| 4505 | src_locs, | ||
| 4506 | ); | ||
| 4507 | } | ||
| 4508 | |||
| 4509 | fn writeVarExtended(self: *Writer, stream: anytype, extended: Inst.Extended.InstData) !void { | ||
| 4510 | const extra = self.code.extraData(Inst.ExtendedVar, extended.operand); | ||
| 4511 | const small = @bitCast(Inst.ExtendedVar.Small, extended.small); | ||
| 4512 | |||
| 4513 | try self.writeInstRef(stream, extra.data.var_type); | ||
| 4514 | |||
| 4515 | var extra_index: usize = extra.end; | ||
| 4516 | if (small.has_lib_name) { | ||
| 4517 | const lib_name = self.code.nullTerminatedString(self.code.extra[extra_index]); | ||
| 4518 | extra_index += 1; | ||
| 4519 | try stream.print(", lib_name=\"{}\"", .{std.zig.fmtEscapes(lib_name)}); | ||
| 4520 | } | ||
| 4521 | const align_inst: Inst.Ref = if (!small.has_align) .none else blk: { | ||
| 4522 | const align_inst = @intToEnum(Zir.Inst.Ref, self.code.extra[extra_index]); | ||
| 4523 | extra_index += 1; | ||
| 4524 | break :blk align_inst; | ||
| 4525 | }; | ||
| 4526 | const init_inst: Inst.Ref = if (!small.has_init) .none else blk: { | ||
| 4527 | const init_inst = @intToEnum(Zir.Inst.Ref, self.code.extra[extra_index]); | ||
| 4528 | extra_index += 1; | ||
| 4529 | break :blk init_inst; | ||
| 4530 | }; | ||
| 4531 | try self.writeFlag(stream, ", is_extern", small.is_extern); | ||
| 4532 | try self.writeOptionalInstRef(stream, ", align=", align_inst); | ||
| 4533 | try self.writeOptionalInstRef(stream, ", init=", init_inst); | ||
| 4534 | try stream.writeAll("))"); | ||
| 4535 | } | ||
| 4536 | |||
| 4537 | fn writeBoolBr(self: *Writer, stream: anytype, inst: Inst.Index) !void { | ||
| 4538 | const inst_data = self.code.instructions.items(.data)[inst].bool_br; | ||
| 4539 | const extra = self.code.extraData(Inst.Block, inst_data.payload_index); | ||
| 4540 | const body = self.code.extra[extra.end..][0..extra.data.body_len]; | ||
| 4541 | try self.writeInstRef(stream, inst_data.lhs); | ||
| 4542 | try stream.writeAll(", {\n"); | ||
| 4543 | self.indent += 2; | ||
| 4544 | try self.writeBody(stream, body); | ||
| 4545 | self.indent -= 2; | ||
| 4546 | try stream.writeByteNTimes(' ', self.indent); | ||
| 4547 | try stream.writeAll("})"); | ||
| 4548 | } | ||
| 4549 | |||
| 4550 | fn writeIntType(self: *Writer, stream: anytype, inst: Inst.Index) !void { | ||
| 4551 | const int_type = self.code.instructions.items(.data)[inst].int_type; | ||
| 4552 | const prefix: u8 = switch (int_type.signedness) { | ||
| 4553 | .signed => 'i', | ||
| 4554 | .unsigned => 'u', | ||
| 4555 | }; | ||
| 4556 | try stream.print("{c}{d}) ", .{ prefix, int_type.bit_count }); | ||
| 4557 | try self.writeSrc(stream, int_type.src()); | ||
| 4558 | } | ||
| 4559 | |||
| 4560 | fn writeBreak(self: *Writer, stream: anytype, inst: Inst.Index) !void { | ||
| 4561 | const inst_data = self.code.instructions.items(.data)[inst].@"break"; | ||
| 4562 | |||
| 4563 | try self.writeInstIndex(stream, inst_data.block_inst); | ||
| 4564 | try stream.writeAll(", "); | ||
| 4565 | try self.writeInstRef(stream, inst_data.operand); | ||
| 4566 | try stream.writeAll(")"); | ||
| 4567 | } | ||
| 4568 | |||
| 4569 | fn writeUnreachable(self: *Writer, stream: anytype, inst: Inst.Index) !void { | ||
| 4570 | const inst_data = self.code.instructions.items(.data)[inst].@"unreachable"; | ||
| 4571 | const safety_str = if (inst_data.safety) "safe" else "unsafe"; | ||
| 4572 | try stream.print("{s}) ", .{safety_str}); | ||
| 4573 | try self.writeSrc(stream, inst_data.src()); | ||
| 4574 | } | ||
| 4575 | |||
| 4576 | fn writeFuncCommon( | ||
| 4577 | self: *Writer, | ||
| 4578 | stream: anytype, | ||
| 4579 | ret_ty_body: []const Inst.Index, | ||
| 4580 | inferred_error_set: bool, | ||
| 4581 | var_args: bool, | ||
| 4582 | is_extern: bool, | ||
| 4583 | cc: Inst.Ref, | ||
| 4584 | align_inst: Inst.Ref, | ||
| 4585 | body: []const Inst.Index, | ||
| 4586 | src: LazySrcLoc, | ||
| 4587 | src_locs: Zir.Inst.Func.SrcLocs, | ||
| 4588 | ) !void { | ||
| 4589 | if (ret_ty_body.len == 0) { | ||
| 4590 | try stream.writeAll("ret_ty=void"); | ||
| 4591 | } else { | ||
| 4592 | try stream.writeAll("ret_ty={\n"); | ||
| 4593 | self.indent += 2; | ||
| 4594 | try self.writeBody(stream, ret_ty_body); | ||
| 4595 | self.indent -= 2; | ||
| 4596 | try stream.writeByteNTimes(' ', self.indent); | ||
| 4597 | try stream.writeAll("}"); | ||
| 4598 | } | ||
| 4599 | |||
| 4600 | try self.writeOptionalInstRef(stream, ", cc=", cc); | ||
| 4601 | try self.writeOptionalInstRef(stream, ", align=", align_inst); | ||
| 4602 | try self.writeFlag(stream, ", vargs", var_args); | ||
| 4603 | try self.writeFlag(stream, ", extern", is_extern); | ||
| 4604 | try self.writeFlag(stream, ", inferror", inferred_error_set); | ||
| 4605 | |||
| 4606 | if (body.len == 0) { | ||
| 4607 | try stream.writeAll(", body={}) "); | ||
| 4608 | } else { | ||
| 4609 | try stream.writeAll(", body={\n"); | ||
| 4610 | self.indent += 2; | ||
| 4611 | try self.writeBody(stream, body); | ||
| 4612 | self.indent -= 2; | ||
| 4613 | try stream.writeByteNTimes(' ', self.indent); | ||
| 4614 | try stream.writeAll("}) "); | ||
| 4615 | } | ||
| 4616 | if (body.len != 0) { | ||
| 4617 | try stream.print("(lbrace={d}:{d},rbrace={d}:{d}) ", .{ | ||
| 4618 | src_locs.lbrace_line, @truncate(u16, src_locs.columns), | ||
| 4619 | src_locs.rbrace_line, @truncate(u16, src_locs.columns >> 16), | ||
| 4620 | }); | ||
| 4621 | } | ||
| 4622 | try self.writeSrc(stream, src); | ||
| 4623 | } | ||
| 4624 | |||
| 4625 | fn writeSwitchCapture(self: *Writer, stream: anytype, inst: Inst.Index) !void { | ||
| 4626 | const inst_data = self.code.instructions.items(.data)[inst].switch_capture; | ||
| 4627 | try self.writeInstIndex(stream, inst_data.switch_inst); | ||
| 4628 | try stream.print(", {d})", .{inst_data.prong_index}); | ||
| 4629 | } | ||
| 4630 | |||
| 4631 | fn writeDbgStmt(self: *Writer, stream: anytype, inst: Inst.Index) !void { | ||
| 4632 | const inst_data = self.code.instructions.items(.data)[inst].dbg_stmt; | ||
| 4633 | try stream.print("{d}, {d})", .{ inst_data.line, inst_data.column }); | ||
| 4634 | } | ||
| 4635 | |||
| 4636 | fn writeInstRef(self: *Writer, stream: anytype, ref: Inst.Ref) !void { | ||
| 4637 | var i: usize = @enumToInt(ref); | ||
| 4638 | |||
| 4639 | if (i < Inst.Ref.typed_value_map.len) { | ||
| 4640 | return stream.print("@{}", .{ref}); | ||
| 4641 | } | ||
| 4642 | i -= Inst.Ref.typed_value_map.len; | ||
| 4643 | |||
| 4644 | return self.writeInstIndex(stream, @intCast(Inst.Index, i)); | ||
| 4645 | } | ||
| 4646 | |||
| 4647 | fn writeInstIndex(self: *Writer, stream: anytype, inst: Inst.Index) !void { | ||
| 4648 | _ = self; | ||
| 4649 | return stream.print("%{d}", .{inst}); | ||
| 4650 | } | ||
| 4651 | |||
| 4652 | fn writeOptionalInstRef( | ||
| 4653 | self: *Writer, | ||
| 4654 | stream: anytype, | ||
| 4655 | prefix: []const u8, | ||
| 4656 | inst: Inst.Ref, | ||
| 4657 | ) !void { | ||
| 4658 | if (inst == .none) return; | ||
| 4659 | try stream.writeAll(prefix); | ||
| 4660 | try self.writeInstRef(stream, inst); | ||
| 4661 | } | ||
| 4662 | |||
| 4663 | fn writeFlag( | ||
| 4664 | self: *Writer, | ||
| 4665 | stream: anytype, | ||
| 4666 | name: []const u8, | ||
| 4667 | flag: bool, | ||
| 4668 | ) !void { | ||
| 4669 | _ = self; | ||
| 4670 | if (!flag) return; | ||
| 4671 | try stream.writeAll(name); | ||
| 4672 | } | ||
| 4673 | |||
| 4674 | fn writeSrc(self: *Writer, stream: anytype, src: LazySrcLoc) !void { | ||
| 4675 | const tree = self.file.tree; | ||
| 4676 | const src_loc: Module.SrcLoc = .{ | ||
| 4677 | .file_scope = self.file, | ||
| 4678 | .parent_decl_node = self.parent_decl_node, | ||
| 4679 | .lazy = src, | ||
| 4680 | }; | ||
| 4681 | // Caller must ensure AST tree is loaded. | ||
| 4682 | const abs_byte_off = src_loc.byteOffset(self.gpa) catch unreachable; | ||
| 4683 | const delta_line = std.zig.findLineColumn(tree.source, abs_byte_off); | ||
| 4684 | try stream.print("{s}:{d}:{d}", .{ | ||
| 4685 | @tagName(src), delta_line.line + 1, delta_line.column + 1, | ||
| 4686 | }); | ||
| 4687 | } | ||
| 4688 | |||
| 4689 | fn writeSrcNode(self: *Writer, stream: anytype, src_node: ?i32) !void { | ||
| 4690 | const node_offset = src_node orelse return; | ||
| 4691 | const src: LazySrcLoc = .{ .node_offset = node_offset }; | ||
| 4692 | try stream.writeAll(" "); | ||
| 4693 | return self.writeSrc(stream, src); | ||
| 4694 | } | ||
| 4695 | |||
| 4696 | fn writeBody(self: *Writer, stream: anytype, body: []const Inst.Index) !void { | ||
| 4697 | for (body) |inst| { | ||
| 4698 | try stream.writeByteNTimes(' ', self.indent); | ||
| 4699 | try stream.print("%{d} ", .{inst}); | ||
| 4700 | try self.writeInstToStream(stream, inst); | ||
| 4701 | try stream.writeByte('\n'); | ||
| 4702 | } | ||
| 4703 | } | ||
| 4704 | }; | ||
| 4705 | |||
| 4706 | pub const DeclIterator = struct { | 2862 | pub const DeclIterator = struct { |
| 4707 | extra_index: usize, | 2863 | extra_index: usize, |
| 4708 | bit_bag_index: usize, | 2864 | bit_bag_index: usize, |
src/main.zig+1-1
| ... | @@ -4132,7 +4132,7 @@ pub fn cmdAstCheck( | ... | @@ -4132,7 +4132,7 @@ pub fn cmdAstCheck( |
| 4132 | // zig fmt: on | 4132 | // zig fmt: on |
| 4133 | } | 4133 | } |
| 4134 | 4134 | ||
| 4135 | return Zir.renderAsTextToFile(gpa, &file, io.getStdOut()); | 4135 | return @import("print_zir.zig").renderAsTextToFile(gpa, &file, io.getStdOut()); |
| 4136 | } | 4136 | } |
| 4137 | 4137 | ||
| 4138 | /// This is only enabled for debug builds. | 4138 | /// This is only enabled for debug builds. |
src/print_zir.zig created+1868
| ... | @@ -0,0 +1,1868 @@ | ||
| 1 | const std = @import("std"); | ||
| 2 | const mem = std.mem; | ||
| 3 | const Allocator = std.mem.Allocator; | ||
| 4 | const assert = std.debug.assert; | ||
| 5 | const Ast = std.zig.Ast; | ||
| 6 | |||
| 7 | const Zir = @import("Zir.zig"); | ||
| 8 | const Module = @import("Module.zig"); | ||
| 9 | const LazySrcLoc = Module.LazySrcLoc; | ||
| 10 | |||
| 11 | /// Write human-readable, debug formatted ZIR code to a file. | ||
| 12 | pub fn renderAsTextToFile( | ||
| 13 | gpa: *Allocator, | ||
| 14 | scope_file: *Module.Scope.File, | ||
| 15 | fs_file: std.fs.File, | ||
| 16 | ) !void { | ||
| 17 | var arena = std.heap.ArenaAllocator.init(gpa); | ||
| 18 | defer arena.deinit(); | ||
| 19 | |||
| 20 | var writer: Writer = .{ | ||
| 21 | .gpa = gpa, | ||
| 22 | .arena = &arena.allocator, | ||
| 23 | .file = scope_file, | ||
| 24 | .code = scope_file.zir, | ||
| 25 | .indent = 0, | ||
| 26 | .parent_decl_node = 0, | ||
| 27 | }; | ||
| 28 | |||
| 29 | const main_struct_inst = scope_file.zir.getMainStruct(); | ||
| 30 | try fs_file.writer().print("%{d} ", .{main_struct_inst}); | ||
| 31 | try writer.writeInstToStream(fs_file.writer(), main_struct_inst); | ||
| 32 | try fs_file.writeAll("\n"); | ||
| 33 | const imports_index = scope_file.zir.extra[@enumToInt(Zir.ExtraIndex.imports)]; | ||
| 34 | if (imports_index != 0) { | ||
| 35 | try fs_file.writeAll("Imports:\n"); | ||
| 36 | |||
| 37 | const extra = scope_file.zir.extraData(Zir.Inst.Imports, imports_index); | ||
| 38 | var import_i: u32 = 0; | ||
| 39 | var extra_index = extra.end; | ||
| 40 | |||
| 41 | while (import_i < extra.data.imports_len) : (import_i += 1) { | ||
| 42 | const item = scope_file.zir.extraData(Zir.Inst.Imports.Item, extra_index); | ||
| 43 | extra_index = item.end; | ||
| 44 | |||
| 45 | const src: LazySrcLoc = .{ .token_abs = item.data.token }; | ||
| 46 | const import_path = scope_file.zir.nullTerminatedString(item.data.name); | ||
| 47 | try fs_file.writer().print(" @import(\"{}\") ", .{ | ||
| 48 | std.zig.fmtEscapes(import_path), | ||
| 49 | }); | ||
| 50 | try writer.writeSrc(fs_file.writer(), src); | ||
| 51 | try fs_file.writer().writeAll("\n"); | ||
| 52 | } | ||
| 53 | } | ||
| 54 | } | ||
| 55 | |||
| 56 | const Writer = struct { | ||
| 57 | gpa: *Allocator, | ||
| 58 | arena: *Allocator, | ||
| 59 | file: *Module.Scope.File, | ||
| 60 | code: Zir, | ||
| 61 | indent: u32, | ||
| 62 | parent_decl_node: u32, | ||
| 63 | |||
| 64 | fn relativeToNodeIndex(self: *Writer, offset: i32) Ast.Node.Index { | ||
| 65 | return @bitCast(Ast.Node.Index, offset + @bitCast(i32, self.parent_decl_node)); | ||
| 66 | } | ||
| 67 | |||
| 68 | fn writeInstToStream( | ||
| 69 | self: *Writer, | ||
| 70 | stream: anytype, | ||
| 71 | inst: Zir.Inst.Index, | ||
| 72 | ) (@TypeOf(stream).Error || error{OutOfMemory})!void { | ||
| 73 | const tags = self.code.instructions.items(.tag); | ||
| 74 | const tag = tags[inst]; | ||
| 75 | try stream.print("= {s}(", .{@tagName(tags[inst])}); | ||
| 76 | switch (tag) { | ||
| 77 | .array_type, | ||
| 78 | .as, | ||
| 79 | .coerce_result_ptr, | ||
| 80 | .elem_ptr, | ||
| 81 | .elem_val, | ||
| 82 | .store, | ||
| 83 | .store_to_block_ptr, | ||
| 84 | .store_to_inferred_ptr, | ||
| 85 | .field_ptr_type, | ||
| 86 | => try self.writeBin(stream, inst), | ||
| 87 | |||
| 88 | .alloc, | ||
| 89 | .alloc_mut, | ||
| 90 | .alloc_comptime, | ||
| 91 | .indexable_ptr_len, | ||
| 92 | .anyframe_type, | ||
| 93 | .bit_not, | ||
| 94 | .bool_not, | ||
| 95 | .negate, | ||
| 96 | .negate_wrap, | ||
| 97 | .load, | ||
| 98 | .ensure_result_used, | ||
| 99 | .ensure_result_non_error, | ||
| 100 | .ret_node, | ||
| 101 | .ret_load, | ||
| 102 | .resolve_inferred_alloc, | ||
| 103 | .optional_type, | ||
| 104 | .optional_payload_safe, | ||
| 105 | .optional_payload_unsafe, | ||
| 106 | .optional_payload_safe_ptr, | ||
| 107 | .optional_payload_unsafe_ptr, | ||
| 108 | .err_union_payload_safe, | ||
| 109 | .err_union_payload_unsafe, | ||
| 110 | .err_union_payload_safe_ptr, | ||
| 111 | .err_union_payload_unsafe_ptr, | ||
| 112 | .err_union_code, | ||
| 113 | .err_union_code_ptr, | ||
| 114 | .is_non_null, | ||
| 115 | .is_non_null_ptr, | ||
| 116 | .is_non_err, | ||
| 117 | .is_non_err_ptr, | ||
| 118 | .typeof, | ||
| 119 | .typeof_elem, | ||
| 120 | .struct_init_empty, | ||
| 121 | .type_info, | ||
| 122 | .size_of, | ||
| 123 | .bit_size_of, | ||
| 124 | .typeof_log2_int_type, | ||
| 125 | .log2_int_type, | ||
| 126 | .ptr_to_int, | ||
| 127 | .error_to_int, | ||
| 128 | .int_to_error, | ||
| 129 | .compile_error, | ||
| 130 | .set_eval_branch_quota, | ||
| 131 | .enum_to_int, | ||
| 132 | .align_of, | ||
| 133 | .bool_to_int, | ||
| 134 | .embed_file, | ||
| 135 | .error_name, | ||
| 136 | .panic, | ||
| 137 | .set_align_stack, | ||
| 138 | .set_cold, | ||
| 139 | .set_float_mode, | ||
| 140 | .set_runtime_safety, | ||
| 141 | .sqrt, | ||
| 142 | .sin, | ||
| 143 | .cos, | ||
| 144 | .exp, | ||
| 145 | .exp2, | ||
| 146 | .log, | ||
| 147 | .log2, | ||
| 148 | .log10, | ||
| 149 | .fabs, | ||
| 150 | .floor, | ||
| 151 | .ceil, | ||
| 152 | .trunc, | ||
| 153 | .round, | ||
| 154 | .tag_name, | ||
| 155 | .reify, | ||
| 156 | .type_name, | ||
| 157 | .frame_type, | ||
| 158 | .frame_size, | ||
| 159 | .clz, | ||
| 160 | .ctz, | ||
| 161 | .pop_count, | ||
| 162 | .byte_swap, | ||
| 163 | .bit_reverse, | ||
| 164 | .elem_type, | ||
| 165 | .@"resume", | ||
| 166 | .@"await", | ||
| 167 | .await_nosuspend, | ||
| 168 | .fence, | ||
| 169 | => try self.writeUnNode(stream, inst), | ||
| 170 | |||
| 171 | .ref, | ||
| 172 | .ret_coerce, | ||
| 173 | .ensure_err_payload_void, | ||
| 174 | => try self.writeUnTok(stream, inst), | ||
| 175 | |||
| 176 | .bool_br_and, | ||
| 177 | .bool_br_or, | ||
| 178 | => try self.writeBoolBr(stream, inst), | ||
| 179 | |||
| 180 | .array_type_sentinel => try self.writeArrayTypeSentinel(stream, inst), | ||
| 181 | .param_type => try self.writeParamType(stream, inst), | ||
| 182 | .ptr_type_simple => try self.writePtrTypeSimple(stream, inst), | ||
| 183 | .ptr_type => try self.writePtrType(stream, inst), | ||
| 184 | .int => try self.writeInt(stream, inst), | ||
| 185 | .int_big => try self.writeIntBig(stream, inst), | ||
| 186 | .float => try self.writeFloat(stream, inst), | ||
| 187 | .float128 => try self.writeFloat128(stream, inst), | ||
| 188 | .str => try self.writeStr(stream, inst), | ||
| 189 | .int_type => try self.writeIntType(stream, inst), | ||
| 190 | |||
| 191 | .@"break", | ||
| 192 | .break_inline, | ||
| 193 | => try self.writeBreak(stream, inst), | ||
| 194 | |||
| 195 | .elem_ptr_node, | ||
| 196 | .elem_val_node, | ||
| 197 | .field_ptr_named, | ||
| 198 | .field_val_named, | ||
| 199 | .slice_start, | ||
| 200 | .slice_end, | ||
| 201 | .slice_sentinel, | ||
| 202 | .array_init, | ||
| 203 | .array_init_anon, | ||
| 204 | .array_init_ref, | ||
| 205 | .array_init_anon_ref, | ||
| 206 | .union_init_ptr, | ||
| 207 | .shuffle, | ||
| 208 | .select, | ||
| 209 | .mul_add, | ||
| 210 | .builtin_call, | ||
| 211 | .field_parent_ptr, | ||
| 212 | .memcpy, | ||
| 213 | .memset, | ||
| 214 | .builtin_async_call, | ||
| 215 | => try self.writePlNode(stream, inst), | ||
| 216 | |||
| 217 | .struct_init, | ||
| 218 | .struct_init_ref, | ||
| 219 | => try self.writeStructInit(stream, inst), | ||
| 220 | |||
| 221 | .cmpxchg_strong, .cmpxchg_weak => try self.writeCmpxchg(stream, inst), | ||
| 222 | .atomic_store => try self.writeAtomicStore(stream, inst), | ||
| 223 | .atomic_rmw => try self.writeAtomicRmw(stream, inst), | ||
| 224 | |||
| 225 | .struct_init_anon, | ||
| 226 | .struct_init_anon_ref, | ||
| 227 | => try self.writeStructInitAnon(stream, inst), | ||
| 228 | |||
| 229 | .field_type => try self.writeFieldType(stream, inst), | ||
| 230 | .field_type_ref => try self.writeFieldTypeRef(stream, inst), | ||
| 231 | |||
| 232 | .add, | ||
| 233 | .addwrap, | ||
| 234 | .array_cat, | ||
| 235 | .array_mul, | ||
| 236 | .mul, | ||
| 237 | .mulwrap, | ||
| 238 | .sub, | ||
| 239 | .subwrap, | ||
| 240 | .cmp_lt, | ||
| 241 | .cmp_lte, | ||
| 242 | .cmp_eq, | ||
| 243 | .cmp_gte, | ||
| 244 | .cmp_gt, | ||
| 245 | .cmp_neq, | ||
| 246 | .div, | ||
| 247 | .has_decl, | ||
| 248 | .has_field, | ||
| 249 | .mod_rem, | ||
| 250 | .shl, | ||
| 251 | .shl_exact, | ||
| 252 | .shr, | ||
| 253 | .shr_exact, | ||
| 254 | .xor, | ||
| 255 | .store_node, | ||
| 256 | .error_union_type, | ||
| 257 | .merge_error_sets, | ||
| 258 | .bit_and, | ||
| 259 | .bit_or, | ||
| 260 | .float_to_int, | ||
| 261 | .int_to_float, | ||
| 262 | .int_to_ptr, | ||
| 263 | .int_to_enum, | ||
| 264 | .float_cast, | ||
| 265 | .int_cast, | ||
| 266 | .err_set_cast, | ||
| 267 | .ptr_cast, | ||
| 268 | .truncate, | ||
| 269 | .align_cast, | ||
| 270 | .div_exact, | ||
| 271 | .div_floor, | ||
| 272 | .div_trunc, | ||
| 273 | .mod, | ||
| 274 | .rem, | ||
| 275 | .bit_offset_of, | ||
| 276 | .offset_of, | ||
| 277 | .splat, | ||
| 278 | .reduce, | ||
| 279 | .atomic_load, | ||
| 280 | .bitcast, | ||
| 281 | .bitcast_result_ptr, | ||
| 282 | .vector_type, | ||
| 283 | .maximum, | ||
| 284 | .minimum, | ||
| 285 | => try self.writePlNodeBin(stream, inst), | ||
| 286 | |||
| 287 | .@"export" => try self.writePlNodeExport(stream, inst), | ||
| 288 | |||
| 289 | .call, | ||
| 290 | .call_chkused, | ||
| 291 | .call_compile_time, | ||
| 292 | .call_nosuspend, | ||
| 293 | .call_async, | ||
| 294 | => try self.writePlNodeCall(stream, inst), | ||
| 295 | |||
| 296 | .block, | ||
| 297 | .block_inline, | ||
| 298 | .suspend_block, | ||
| 299 | .loop, | ||
| 300 | .validate_struct_init_ptr, | ||
| 301 | .validate_array_init_ptr, | ||
| 302 | .c_import, | ||
| 303 | => try self.writePlNodeBlock(stream, inst), | ||
| 304 | |||
| 305 | .condbr, | ||
| 306 | .condbr_inline, | ||
| 307 | => try self.writePlNodeCondBr(stream, inst), | ||
| 308 | |||
| 309 | .opaque_decl => try self.writeOpaqueDecl(stream, inst, .parent), | ||
| 310 | .opaque_decl_anon => try self.writeOpaqueDecl(stream, inst, .anon), | ||
| 311 | .opaque_decl_func => try self.writeOpaqueDecl(stream, inst, .func), | ||
| 312 | |||
| 313 | .error_set_decl => try self.writeErrorSetDecl(stream, inst, .parent), | ||
| 314 | .error_set_decl_anon => try self.writeErrorSetDecl(stream, inst, .anon), | ||
| 315 | .error_set_decl_func => try self.writeErrorSetDecl(stream, inst, .func), | ||
| 316 | |||
| 317 | .switch_block => try self.writePlNodeSwitchBr(stream, inst, .none), | ||
| 318 | .switch_block_else => try self.writePlNodeSwitchBr(stream, inst, .@"else"), | ||
| 319 | .switch_block_under => try self.writePlNodeSwitchBr(stream, inst, .under), | ||
| 320 | .switch_block_ref => try self.writePlNodeSwitchBr(stream, inst, .none), | ||
| 321 | .switch_block_ref_else => try self.writePlNodeSwitchBr(stream, inst, .@"else"), | ||
| 322 | .switch_block_ref_under => try self.writePlNodeSwitchBr(stream, inst, .under), | ||
| 323 | |||
| 324 | .switch_block_multi => try self.writePlNodeSwitchBlockMulti(stream, inst, .none), | ||
| 325 | .switch_block_else_multi => try self.writePlNodeSwitchBlockMulti(stream, inst, .@"else"), | ||
| 326 | .switch_block_under_multi => try self.writePlNodeSwitchBlockMulti(stream, inst, .under), | ||
| 327 | .switch_block_ref_multi => try self.writePlNodeSwitchBlockMulti(stream, inst, .none), | ||
| 328 | .switch_block_ref_else_multi => try self.writePlNodeSwitchBlockMulti(stream, inst, .@"else"), | ||
| 329 | .switch_block_ref_under_multi => try self.writePlNodeSwitchBlockMulti(stream, inst, .under), | ||
| 330 | |||
| 331 | .field_ptr, | ||
| 332 | .field_val, | ||
| 333 | => try self.writePlNodeField(stream, inst), | ||
| 334 | |||
| 335 | .as_node => try self.writeAs(stream, inst), | ||
| 336 | |||
| 337 | .breakpoint, | ||
| 338 | .repeat, | ||
| 339 | .repeat_inline, | ||
| 340 | .alloc_inferred, | ||
| 341 | .alloc_inferred_mut, | ||
| 342 | .alloc_inferred_comptime, | ||
| 343 | => try self.writeNode(stream, inst), | ||
| 344 | |||
| 345 | .error_value, | ||
| 346 | .enum_literal, | ||
| 347 | .decl_ref, | ||
| 348 | .decl_val, | ||
| 349 | .import, | ||
| 350 | .ret_err_value, | ||
| 351 | .ret_err_value_code, | ||
| 352 | .param_anytype, | ||
| 353 | .param_anytype_comptime, | ||
| 354 | => try self.writeStrTok(stream, inst), | ||
| 355 | |||
| 356 | .param, .param_comptime => try self.writeParam(stream, inst), | ||
| 357 | |||
| 358 | .func => try self.writeFunc(stream, inst, false), | ||
| 359 | .func_inferred => try self.writeFunc(stream, inst, true), | ||
| 360 | |||
| 361 | .@"unreachable" => try self.writeUnreachable(stream, inst), | ||
| 362 | |||
| 363 | .switch_capture, | ||
| 364 | .switch_capture_ref, | ||
| 365 | .switch_capture_multi, | ||
| 366 | .switch_capture_multi_ref, | ||
| 367 | .switch_capture_else, | ||
| 368 | .switch_capture_else_ref, | ||
| 369 | => try self.writeSwitchCapture(stream, inst), | ||
| 370 | |||
| 371 | .dbg_stmt => try self.writeDbgStmt(stream, inst), | ||
| 372 | |||
| 373 | .extended => try self.writeExtended(stream, inst), | ||
| 374 | } | ||
| 375 | } | ||
| 376 | |||
| 377 | fn writeExtended(self: *Writer, stream: anytype, inst: Zir.Inst.Index) !void { | ||
| 378 | const extended = self.code.instructions.items(.data)[inst].extended; | ||
| 379 | try stream.print("{s}(", .{@tagName(extended.opcode)}); | ||
| 380 | switch (extended.opcode) { | ||
| 381 | .ret_ptr, | ||
| 382 | .ret_type, | ||
| 383 | .this, | ||
| 384 | .ret_addr, | ||
| 385 | .error_return_trace, | ||
| 386 | .frame, | ||
| 387 | .frame_address, | ||
| 388 | .builtin_src, | ||
| 389 | => try self.writeExtNode(stream, extended), | ||
| 390 | |||
| 391 | .@"asm" => try self.writeAsm(stream, extended), | ||
| 392 | .func => try self.writeFuncExtended(stream, extended), | ||
| 393 | .variable => try self.writeVarExtended(stream, extended), | ||
| 394 | |||
| 395 | .compile_log, | ||
| 396 | .typeof_peer, | ||
| 397 | => try self.writeNodeMultiOp(stream, extended), | ||
| 398 | |||
| 399 | .add_with_overflow, | ||
| 400 | .sub_with_overflow, | ||
| 401 | .mul_with_overflow, | ||
| 402 | .shl_with_overflow, | ||
| 403 | => try self.writeOverflowArithmetic(stream, extended), | ||
| 404 | |||
| 405 | .add_with_saturation, | ||
| 406 | .sub_with_saturation, | ||
| 407 | .mul_with_saturation, | ||
| 408 | .shl_with_saturation, | ||
| 409 | => try self.writeSaturatingArithmetic(stream, extended), | ||
| 410 | .struct_decl => try self.writeStructDecl(stream, extended), | ||
| 411 | .union_decl => try self.writeUnionDecl(stream, extended), | ||
| 412 | .enum_decl => try self.writeEnumDecl(stream, extended), | ||
| 413 | |||
| 414 | .alloc, | ||
| 415 | .builtin_extern, | ||
| 416 | .c_undef, | ||
| 417 | .c_include, | ||
| 418 | .c_define, | ||
| 419 | .wasm_memory_size, | ||
| 420 | .wasm_memory_grow, | ||
| 421 | => try stream.writeAll("TODO))"), | ||
| 422 | } | ||
| 423 | } | ||
| 424 | |||
| 425 | fn writeExtNode(self: *Writer, stream: anytype, extended: Zir.Inst.Extended.InstData) !void { | ||
| 426 | const src: LazySrcLoc = .{ .node_offset = @bitCast(i32, extended.operand) }; | ||
| 427 | try stream.writeAll(")) "); | ||
| 428 | try self.writeSrc(stream, src); | ||
| 429 | } | ||
| 430 | |||
| 431 | fn writeBin(self: *Writer, stream: anytype, inst: Zir.Inst.Index) !void { | ||
| 432 | const inst_data = self.code.instructions.items(.data)[inst].bin; | ||
| 433 | try self.writeInstRef(stream, inst_data.lhs); | ||
| 434 | try stream.writeAll(", "); | ||
| 435 | try self.writeInstRef(stream, inst_data.rhs); | ||
| 436 | try stream.writeByte(')'); | ||
| 437 | } | ||
| 438 | |||
| 439 | fn writeUnNode( | ||
| 440 | self: *Writer, | ||
| 441 | stream: anytype, | ||
| 442 | inst: Zir.Inst.Index, | ||
| 443 | ) (@TypeOf(stream).Error || error{OutOfMemory})!void { | ||
| 444 | const inst_data = self.code.instructions.items(.data)[inst].un_node; | ||
| 445 | try self.writeInstRef(stream, inst_data.operand); | ||
| 446 | try stream.writeAll(") "); | ||
| 447 | try self.writeSrc(stream, inst_data.src()); | ||
| 448 | } | ||
| 449 | |||
| 450 | fn writeUnTok( | ||
| 451 | self: *Writer, | ||
| 452 | stream: anytype, | ||
| 453 | inst: Zir.Inst.Index, | ||
| 454 | ) (@TypeOf(stream).Error || error{OutOfMemory})!void { | ||
| 455 | const inst_data = self.code.instructions.items(.data)[inst].un_tok; | ||
| 456 | try self.writeInstRef(stream, inst_data.operand); | ||
| 457 | try stream.writeAll(") "); | ||
| 458 | try self.writeSrc(stream, inst_data.src()); | ||
| 459 | } | ||
| 460 | |||
| 461 | fn writeArrayTypeSentinel( | ||
| 462 | self: *Writer, | ||
| 463 | stream: anytype, | ||
| 464 | inst: Zir.Inst.Index, | ||
| 465 | ) (@TypeOf(stream).Error || error{OutOfMemory})!void { | ||
| 466 | const inst_data = self.code.instructions.items(.data)[inst].array_type_sentinel; | ||
| 467 | _ = inst_data; | ||
| 468 | try stream.writeAll("TODO)"); | ||
| 469 | } | ||
| 470 | |||
| 471 | fn writeParamType( | ||
| 472 | self: *Writer, | ||
| 473 | stream: anytype, | ||
| 474 | inst: Zir.Inst.Index, | ||
| 475 | ) (@TypeOf(stream).Error || error{OutOfMemory})!void { | ||
| 476 | const inst_data = self.code.instructions.items(.data)[inst].param_type; | ||
| 477 | try self.writeInstRef(stream, inst_data.callee); | ||
| 478 | try stream.print(", {d})", .{inst_data.param_index}); | ||
| 479 | } | ||
| 480 | |||
| 481 | fn writePtrTypeSimple( | ||
| 482 | self: *Writer, | ||
| 483 | stream: anytype, | ||
| 484 | inst: Zir.Inst.Index, | ||
| 485 | ) (@TypeOf(stream).Error || error{OutOfMemory})!void { | ||
| 486 | const inst_data = self.code.instructions.items(.data)[inst].ptr_type_simple; | ||
| 487 | const str_allowzero = if (inst_data.is_allowzero) "allowzero, " else ""; | ||
| 488 | const str_const = if (!inst_data.is_mutable) "const, " else ""; | ||
| 489 | const str_volatile = if (inst_data.is_volatile) "volatile, " else ""; | ||
| 490 | try self.writeInstRef(stream, inst_data.elem_type); | ||
| 491 | try stream.print(", {s}{s}{s}{s})", .{ | ||
| 492 | str_allowzero, | ||
| 493 | str_const, | ||
| 494 | str_volatile, | ||
| 495 | @tagName(inst_data.size), | ||
| 496 | }); | ||
| 497 | } | ||
| 498 | |||
| 499 | fn writePtrType( | ||
| 500 | self: *Writer, | ||
| 501 | stream: anytype, | ||
| 502 | inst: Zir.Inst.Index, | ||
| 503 | ) (@TypeOf(stream).Error || error{OutOfMemory})!void { | ||
| 504 | const inst_data = self.code.instructions.items(.data)[inst].ptr_type; | ||
| 505 | _ = inst_data; | ||
| 506 | try stream.writeAll("TODO)"); | ||
| 507 | } | ||
| 508 | |||
| 509 | fn writeInt(self: *Writer, stream: anytype, inst: Zir.Inst.Index) !void { | ||
| 510 | const inst_data = self.code.instructions.items(.data)[inst].int; | ||
| 511 | try stream.print("{d})", .{inst_data}); | ||
| 512 | } | ||
| 513 | |||
| 514 | fn writeIntBig(self: *Writer, stream: anytype, inst: Zir.Inst.Index) !void { | ||
| 515 | const inst_data = self.code.instructions.items(.data)[inst].str; | ||
| 516 | const byte_count = inst_data.len * @sizeOf(std.math.big.Limb); | ||
| 517 | const limb_bytes = self.code.string_bytes[inst_data.start..][0..byte_count]; | ||
| 518 | // limb_bytes is not aligned properly; we must allocate and copy the bytes | ||
| 519 | // in order to accomplish this. | ||
| 520 | const limbs = try self.gpa.alloc(std.math.big.Limb, inst_data.len); | ||
| 521 | defer self.gpa.free(limbs); | ||
| 522 | |||
| 523 | mem.copy(u8, mem.sliceAsBytes(limbs), limb_bytes); | ||
| 524 | const big_int: std.math.big.int.Const = .{ | ||
| 525 | .limbs = limbs, | ||
| 526 | .positive = true, | ||
| 527 | }; | ||
| 528 | const as_string = try big_int.toStringAlloc(self.gpa, 10, .lower); | ||
| 529 | defer self.gpa.free(as_string); | ||
| 530 | try stream.print("{s})", .{as_string}); | ||
| 531 | } | ||
| 532 | |||
| 533 | fn writeFloat(self: *Writer, stream: anytype, inst: Zir.Inst.Index) !void { | ||
| 534 | const number = self.code.instructions.items(.data)[inst].float; | ||
| 535 | try stream.print("{d})", .{number}); | ||
| 536 | } | ||
| 537 | |||
| 538 | fn writeFloat128(self: *Writer, stream: anytype, inst: Zir.Inst.Index) !void { | ||
| 539 | const inst_data = self.code.instructions.items(.data)[inst].pl_node; | ||
| 540 | const extra = self.code.extraData(Zir.Inst.Float128, inst_data.payload_index).data; | ||
| 541 | const src = inst_data.src(); | ||
| 542 | const number = extra.get(); | ||
| 543 | // TODO improve std.format to be able to print f128 values | ||
| 544 | try stream.print("{d}) ", .{@floatCast(f64, number)}); | ||
| 545 | try self.writeSrc(stream, src); | ||
| 546 | } | ||
| 547 | |||
| 548 | fn writeStr( | ||
| 549 | self: *Writer, | ||
| 550 | stream: anytype, | ||
| 551 | inst: Zir.Inst.Index, | ||
| 552 | ) (@TypeOf(stream).Error || error{OutOfMemory})!void { | ||
| 553 | const inst_data = self.code.instructions.items(.data)[inst].str; | ||
| 554 | const str = inst_data.get(self.code); | ||
| 555 | try stream.print("\"{}\")", .{std.zig.fmtEscapes(str)}); | ||
| 556 | } | ||
| 557 | |||
| 558 | fn writePlNode(self: *Writer, stream: anytype, inst: Zir.Inst.Index) !void { | ||
| 559 | const inst_data = self.code.instructions.items(.data)[inst].pl_node; | ||
| 560 | try stream.writeAll("TODO) "); | ||
| 561 | try self.writeSrc(stream, inst_data.src()); | ||
| 562 | } | ||
| 563 | |||
| 564 | fn writeParam(self: *Writer, stream: anytype, inst: Zir.Inst.Index) !void { | ||
| 565 | const inst_data = self.code.instructions.items(.data)[inst].pl_tok; | ||
| 566 | const extra = self.code.extraData(Zir.Inst.Param, inst_data.payload_index); | ||
| 567 | const body = self.code.extra[extra.end..][0..extra.data.body_len]; | ||
| 568 | try stream.print("\"{}\", ", .{ | ||
| 569 | std.zig.fmtEscapes(self.code.nullTerminatedString(extra.data.name)), | ||
| 570 | }); | ||
| 571 | try stream.writeAll("{\n"); | ||
| 572 | self.indent += 2; | ||
| 573 | try self.writeBody(stream, body); | ||
| 574 | self.indent -= 2; | ||
| 575 | try stream.writeByteNTimes(' ', self.indent); | ||
| 576 | try stream.writeAll("}) "); | ||
| 577 | try self.writeSrc(stream, inst_data.src()); | ||
| 578 | } | ||
| 579 | |||
| 580 | fn writePlNodeBin(self: *Writer, stream: anytype, inst: Zir.Inst.Index) !void { | ||
| 581 | const inst_data = self.code.instructions.items(.data)[inst].pl_node; | ||
| 582 | const extra = self.code.extraData(Zir.Inst.Bin, inst_data.payload_index).data; | ||
| 583 | try self.writeInstRef(stream, extra.lhs); | ||
| 584 | try stream.writeAll(", "); | ||
| 585 | try self.writeInstRef(stream, extra.rhs); | ||
| 586 | try stream.writeAll(") "); | ||
| 587 | try self.writeSrc(stream, inst_data.src()); | ||
| 588 | } | ||
| 589 | |||
| 590 | fn writePlNodeExport(self: *Writer, stream: anytype, inst: Zir.Inst.Index) !void { | ||
| 591 | const inst_data = self.code.instructions.items(.data)[inst].pl_node; | ||
| 592 | const extra = self.code.extraData(Zir.Inst.Export, inst_data.payload_index).data; | ||
| 593 | const decl_name = self.code.nullTerminatedString(extra.decl_name); | ||
| 594 | |||
| 595 | try self.writeInstRef(stream, extra.namespace); | ||
| 596 | try stream.print(", {}, ", .{std.zig.fmtId(decl_name)}); | ||
| 597 | try self.writeInstRef(stream, extra.options); | ||
| 598 | try stream.writeAll(") "); | ||
| 599 | try self.writeSrc(stream, inst_data.src()); | ||
| 600 | } | ||
| 601 | |||
| 602 | fn writeStructInit(self: *Writer, stream: anytype, inst: Zir.Inst.Index) !void { | ||
| 603 | const inst_data = self.code.instructions.items(.data)[inst].pl_node; | ||
| 604 | const extra = self.code.extraData(Zir.Inst.StructInit, inst_data.payload_index); | ||
| 605 | var field_i: u32 = 0; | ||
| 606 | var extra_index = extra.end; | ||
| 607 | |||
| 608 | while (field_i < extra.data.fields_len) : (field_i += 1) { | ||
| 609 | const item = self.code.extraData(Zir.Inst.StructInit.Item, extra_index); | ||
| 610 | extra_index = item.end; | ||
| 611 | |||
| 612 | if (field_i != 0) { | ||
| 613 | try stream.writeAll(", ["); | ||
| 614 | } else { | ||
| 615 | try stream.writeAll("["); | ||
| 616 | } | ||
| 617 | try self.writeInstIndex(stream, item.data.field_type); | ||
| 618 | try stream.writeAll(", "); | ||
| 619 | try self.writeInstRef(stream, item.data.init); | ||
| 620 | try stream.writeAll("]"); | ||
| 621 | } | ||
| 622 | try stream.writeAll(") "); | ||
| 623 | try self.writeSrc(stream, inst_data.src()); | ||
| 624 | } | ||
| 625 | |||
| 626 | fn writeCmpxchg(self: *Writer, stream: anytype, inst: Zir.Inst.Index) !void { | ||
| 627 | const inst_data = self.code.instructions.items(.data)[inst].pl_node; | ||
| 628 | const extra = self.code.extraData(Zir.Inst.Cmpxchg, inst_data.payload_index).data; | ||
| 629 | |||
| 630 | try self.writeInstRef(stream, extra.ptr); | ||
| 631 | try stream.writeAll(", "); | ||
| 632 | try self.writeInstRef(stream, extra.expected_value); | ||
| 633 | try stream.writeAll(", "); | ||
| 634 | try self.writeInstRef(stream, extra.new_value); | ||
| 635 | try stream.writeAll(", "); | ||
| 636 | try self.writeInstRef(stream, extra.success_order); | ||
| 637 | try stream.writeAll(", "); | ||
| 638 | try self.writeInstRef(stream, extra.failure_order); | ||
| 639 | try stream.writeAll(") "); | ||
| 640 | try self.writeSrc(stream, inst_data.src()); | ||
| 641 | } | ||
| 642 | |||
| 643 | fn writeAtomicStore(self: *Writer, stream: anytype, inst: Zir.Inst.Index) !void { | ||
| 644 | const inst_data = self.code.instructions.items(.data)[inst].pl_node; | ||
| 645 | const extra = self.code.extraData(Zir.Inst.AtomicStore, inst_data.payload_index).data; | ||
| 646 | |||
| 647 | try self.writeInstRef(stream, extra.ptr); | ||
| 648 | try stream.writeAll(", "); | ||
| 649 | try self.writeInstRef(stream, extra.operand); | ||
| 650 | try stream.writeAll(", "); | ||
| 651 | try self.writeInstRef(stream, extra.ordering); | ||
| 652 | try stream.writeAll(") "); | ||
| 653 | try self.writeSrc(stream, inst_data.src()); | ||
| 654 | } | ||
| 655 | |||
| 656 | fn writeAtomicRmw(self: *Writer, stream: anytype, inst: Zir.Inst.Index) !void { | ||
| 657 | const inst_data = self.code.instructions.items(.data)[inst].pl_node; | ||
| 658 | const extra = self.code.extraData(Zir.Inst.AtomicRmw, inst_data.payload_index).data; | ||
| 659 | |||
| 660 | try self.writeInstRef(stream, extra.ptr); | ||
| 661 | try stream.writeAll(", "); | ||
| 662 | try self.writeInstRef(stream, extra.operation); | ||
| 663 | try stream.writeAll(", "); | ||
| 664 | try self.writeInstRef(stream, extra.operand); | ||
| 665 | try stream.writeAll(", "); | ||
| 666 | try self.writeInstRef(stream, extra.ordering); | ||
| 667 | try stream.writeAll(") "); | ||
| 668 | try self.writeSrc(stream, inst_data.src()); | ||
| 669 | } | ||
| 670 | |||
| 671 | fn writeStructInitAnon(self: *Writer, stream: anytype, inst: Zir.Inst.Index) !void { | ||
| 672 | const inst_data = self.code.instructions.items(.data)[inst].pl_node; | ||
| 673 | const extra = self.code.extraData(Zir.Inst.StructInitAnon, inst_data.payload_index); | ||
| 674 | var field_i: u32 = 0; | ||
| 675 | var extra_index = extra.end; | ||
| 676 | |||
| 677 | while (field_i < extra.data.fields_len) : (field_i += 1) { | ||
| 678 | const item = self.code.extraData(Zir.Inst.StructInitAnon.Item, extra_index); | ||
| 679 | extra_index = item.end; | ||
| 680 | |||
| 681 | const field_name = self.code.nullTerminatedString(item.data.field_name); | ||
| 682 | |||
| 683 | const prefix = if (field_i != 0) ", [" else "["; | ||
| 684 | try stream.print("{s}[{s}=", .{ prefix, field_name }); | ||
| 685 | try self.writeInstRef(stream, item.data.init); | ||
| 686 | try stream.writeAll("]"); | ||
| 687 | } | ||
| 688 | try stream.writeAll(") "); | ||
| 689 | try self.writeSrc(stream, inst_data.src()); | ||
| 690 | } | ||
| 691 | |||
| 692 | fn writeFieldType(self: *Writer, stream: anytype, inst: Zir.Inst.Index) !void { | ||
| 693 | const inst_data = self.code.instructions.items(.data)[inst].pl_node; | ||
| 694 | const extra = self.code.extraData(Zir.Inst.FieldType, inst_data.payload_index).data; | ||
| 695 | try self.writeInstRef(stream, extra.container_type); | ||
| 696 | const field_name = self.code.nullTerminatedString(extra.name_start); | ||
| 697 | try stream.print(", {s}) ", .{field_name}); | ||
| 698 | try self.writeSrc(stream, inst_data.src()); | ||
| 699 | } | ||
| 700 | |||
| 701 | fn writeFieldTypeRef(self: *Writer, stream: anytype, inst: Zir.Inst.Index) !void { | ||
| 702 | const inst_data = self.code.instructions.items(.data)[inst].pl_node; | ||
| 703 | const extra = self.code.extraData(Zir.Inst.FieldTypeRef, inst_data.payload_index).data; | ||
| 704 | try self.writeInstRef(stream, extra.container_type); | ||
| 705 | try stream.writeAll(", "); | ||
| 706 | try self.writeInstRef(stream, extra.field_name); | ||
| 707 | try stream.writeAll(") "); | ||
| 708 | try self.writeSrc(stream, inst_data.src()); | ||
| 709 | } | ||
| 710 | |||
| 711 | fn writeNodeMultiOp(self: *Writer, stream: anytype, extended: Zir.Inst.Extended.InstData) !void { | ||
| 712 | const extra = self.code.extraData(Zir.Inst.NodeMultiOp, extended.operand); | ||
| 713 | const src: LazySrcLoc = .{ .node_offset = extra.data.src_node }; | ||
| 714 | const operands = self.code.refSlice(extra.end, extended.small); | ||
| 715 | |||
| 716 | for (operands) |operand, i| { | ||
| 717 | if (i != 0) try stream.writeAll(", "); | ||
| 718 | try self.writeInstRef(stream, operand); | ||
| 719 | } | ||
| 720 | try stream.writeAll(")) "); | ||
| 721 | try self.writeSrc(stream, src); | ||
| 722 | } | ||
| 723 | |||
| 724 | fn writeAsm(self: *Writer, stream: anytype, extended: Zir.Inst.Extended.InstData) !void { | ||
| 725 | const extra = self.code.extraData(Zir.Inst.Asm, extended.operand); | ||
| 726 | const src: LazySrcLoc = .{ .node_offset = extra.data.src_node }; | ||
| 727 | const outputs_len = @truncate(u5, extended.small); | ||
| 728 | const inputs_len = @truncate(u5, extended.small >> 5); | ||
| 729 | const clobbers_len = @truncate(u5, extended.small >> 10); | ||
| 730 | const is_volatile = @truncate(u1, extended.small >> 15) != 0; | ||
| 731 | const asm_source = self.code.nullTerminatedString(extra.data.asm_source); | ||
| 732 | |||
| 733 | try self.writeFlag(stream, "volatile, ", is_volatile); | ||
| 734 | try stream.print("\"{}\", ", .{std.zig.fmtEscapes(asm_source)}); | ||
| 735 | try stream.writeAll(", "); | ||
| 736 | |||
| 737 | var extra_i: usize = extra.end; | ||
| 738 | var output_type_bits = extra.data.output_type_bits; | ||
| 739 | { | ||
| 740 | var i: usize = 0; | ||
| 741 | while (i < outputs_len) : (i += 1) { | ||
| 742 | const output = self.code.extraData(Zir.Inst.Asm.Output, extra_i); | ||
| 743 | extra_i = output.end; | ||
| 744 | |||
| 745 | const is_type = @truncate(u1, output_type_bits) != 0; | ||
| 746 | output_type_bits >>= 1; | ||
| 747 | |||
| 748 | const name = self.code.nullTerminatedString(output.data.name); | ||
| 749 | const constraint = self.code.nullTerminatedString(output.data.constraint); | ||
| 750 | try stream.print("output({}, \"{}\", ", .{ | ||
| 751 | std.zig.fmtId(name), std.zig.fmtEscapes(constraint), | ||
| 752 | }); | ||
| 753 | try self.writeFlag(stream, "->", is_type); | ||
| 754 | try self.writeInstRef(stream, output.data.operand); | ||
| 755 | try stream.writeAll(")"); | ||
| 756 | if (i + 1 < outputs_len) { | ||
| 757 | try stream.writeAll("), "); | ||
| 758 | } | ||
| 759 | } | ||
| 760 | } | ||
| 761 | { | ||
| 762 | var i: usize = 0; | ||
| 763 | while (i < inputs_len) : (i += 1) { | ||
| 764 | const input = self.code.extraData(Zir.Inst.Asm.Input, extra_i); | ||
| 765 | extra_i = input.end; | ||
| 766 | |||
| 767 | const name = self.code.nullTerminatedString(input.data.name); | ||
| 768 | const constraint = self.code.nullTerminatedString(input.data.constraint); | ||
| 769 | try stream.print("input({}, \"{}\", ", .{ | ||
| 770 | std.zig.fmtId(name), std.zig.fmtEscapes(constraint), | ||
| 771 | }); | ||
| 772 | try self.writeInstRef(stream, input.data.operand); | ||
| 773 | try stream.writeAll(")"); | ||
| 774 | if (i + 1 < inputs_len) { | ||
| 775 | try stream.writeAll(", "); | ||
| 776 | } | ||
| 777 | } | ||
| 778 | } | ||
| 779 | { | ||
| 780 | var i: usize = 0; | ||
| 781 | while (i < clobbers_len) : (i += 1) { | ||
| 782 | const str_index = self.code.extra[extra_i]; | ||
| 783 | extra_i += 1; | ||
| 784 | const clobber = self.code.nullTerminatedString(str_index); | ||
| 785 | try stream.print("{}", .{std.zig.fmtId(clobber)}); | ||
| 786 | if (i + 1 < clobbers_len) { | ||
| 787 | try stream.writeAll(", "); | ||
| 788 | } | ||
| 789 | } | ||
| 790 | } | ||
| 791 | try stream.writeAll(")) "); | ||
| 792 | try self.writeSrc(stream, src); | ||
| 793 | } | ||
| 794 | |||
| 795 | fn writeOverflowArithmetic(self: *Writer, stream: anytype, extended: Zir.Inst.Extended.InstData) !void { | ||
| 796 | const extra = self.code.extraData(Zir.Inst.OverflowArithmetic, extended.operand).data; | ||
| 797 | const src: LazySrcLoc = .{ .node_offset = extra.node }; | ||
| 798 | |||
| 799 | try self.writeInstRef(stream, extra.lhs); | ||
| 800 | try stream.writeAll(", "); | ||
| 801 | try self.writeInstRef(stream, extra.rhs); | ||
| 802 | try stream.writeAll(", "); | ||
| 803 | try self.writeInstRef(stream, extra.ptr); | ||
| 804 | try stream.writeAll(")) "); | ||
| 805 | try self.writeSrc(stream, src); | ||
| 806 | } | ||
| 807 | |||
| 808 | fn writeSaturatingArithmetic(self: *Writer, stream: anytype, extended: Zir.Inst.Extended.InstData) !void { | ||
| 809 | const extra = self.code.extraData(Zir.Inst.SaturatingArithmetic, extended.operand).data; | ||
| 810 | const src: LazySrcLoc = .{ .node_offset = extra.node }; | ||
| 811 | |||
| 812 | try self.writeInstRef(stream, extra.lhs); | ||
| 813 | try stream.writeAll(", "); | ||
| 814 | try self.writeInstRef(stream, extra.rhs); | ||
| 815 | try stream.writeAll(", "); | ||
| 816 | try stream.writeAll(") "); | ||
| 817 | try self.writeSrc(stream, src); | ||
| 818 | } | ||
| 819 | |||
| 820 | fn writePlNodeCall(self: *Writer, stream: anytype, inst: Zir.Inst.Index) !void { | ||
| 821 | const inst_data = self.code.instructions.items(.data)[inst].pl_node; | ||
| 822 | const extra = self.code.extraData(Zir.Inst.Call, inst_data.payload_index); | ||
| 823 | const args = self.code.refSlice(extra.end, extra.data.args_len); | ||
| 824 | |||
| 825 | try self.writeInstRef(stream, extra.data.callee); | ||
| 826 | try stream.writeAll(", ["); | ||
| 827 | for (args) |arg, i| { | ||
| 828 | if (i != 0) try stream.writeAll(", "); | ||
| 829 | try self.writeInstRef(stream, arg); | ||
| 830 | } | ||
| 831 | try stream.writeAll("]) "); | ||
| 832 | try self.writeSrc(stream, inst_data.src()); | ||
| 833 | } | ||
| 834 | |||
| 835 | fn writePlNodeBlock(self: *Writer, stream: anytype, inst: Zir.Inst.Index) !void { | ||
| 836 | const inst_data = self.code.instructions.items(.data)[inst].pl_node; | ||
| 837 | try self.writePlNodeBlockWithoutSrc(stream, inst); | ||
| 838 | try self.writeSrc(stream, inst_data.src()); | ||
| 839 | } | ||
| 840 | |||
| 841 | fn writePlNodeBlockWithoutSrc(self: *Writer, stream: anytype, inst: Zir.Inst.Index) !void { | ||
| 842 | const inst_data = self.code.instructions.items(.data)[inst].pl_node; | ||
| 843 | const extra = self.code.extraData(Zir.Inst.Block, inst_data.payload_index); | ||
| 844 | const body = self.code.extra[extra.end..][0..extra.data.body_len]; | ||
| 845 | try stream.writeAll("{\n"); | ||
| 846 | self.indent += 2; | ||
| 847 | try self.writeBody(stream, body); | ||
| 848 | self.indent -= 2; | ||
| 849 | try stream.writeByteNTimes(' ', self.indent); | ||
| 850 | try stream.writeAll("}) "); | ||
| 851 | } | ||
| 852 | |||
| 853 | fn writePlNodeCondBr(self: *Writer, stream: anytype, inst: Zir.Inst.Index) !void { | ||
| 854 | const inst_data = self.code.instructions.items(.data)[inst].pl_node; | ||
| 855 | const extra = self.code.extraData(Zir.Inst.CondBr, inst_data.payload_index); | ||
| 856 | const then_body = self.code.extra[extra.end..][0..extra.data.then_body_len]; | ||
| 857 | const else_body = self.code.extra[extra.end + then_body.len ..][0..extra.data.else_body_len]; | ||
| 858 | try self.writeInstRef(stream, extra.data.condition); | ||
| 859 | try stream.writeAll(", {\n"); | ||
| 860 | self.indent += 2; | ||
| 861 | try self.writeBody(stream, then_body); | ||
| 862 | self.indent -= 2; | ||
| 863 | try stream.writeByteNTimes(' ', self.indent); | ||
| 864 | try stream.writeAll("}, {\n"); | ||
| 865 | self.indent += 2; | ||
| 866 | try self.writeBody(stream, else_body); | ||
| 867 | self.indent -= 2; | ||
| 868 | try stream.writeByteNTimes(' ', self.indent); | ||
| 869 | try stream.writeAll("}) "); | ||
| 870 | try self.writeSrc(stream, inst_data.src()); | ||
| 871 | } | ||
| 872 | |||
| 873 | fn writeStructDecl(self: *Writer, stream: anytype, extended: Zir.Inst.Extended.InstData) !void { | ||
| 874 | const small = @bitCast(Zir.Inst.StructDecl.Small, extended.small); | ||
| 875 | |||
| 876 | var extra_index: usize = extended.operand; | ||
| 877 | |||
| 878 | const src_node: ?i32 = if (small.has_src_node) blk: { | ||
| 879 | const src_node = @bitCast(i32, self.code.extra[extra_index]); | ||
| 880 | extra_index += 1; | ||
| 881 | break :blk src_node; | ||
| 882 | } else null; | ||
| 883 | |||
| 884 | const body_len = if (small.has_body_len) blk: { | ||
| 885 | const body_len = self.code.extra[extra_index]; | ||
| 886 | extra_index += 1; | ||
| 887 | break :blk body_len; | ||
| 888 | } else 0; | ||
| 889 | |||
| 890 | const fields_len = if (small.has_fields_len) blk: { | ||
| 891 | const fields_len = self.code.extra[extra_index]; | ||
| 892 | extra_index += 1; | ||
| 893 | break :blk fields_len; | ||
| 894 | } else 0; | ||
| 895 | |||
| 896 | const decls_len = if (small.has_decls_len) blk: { | ||
| 897 | const decls_len = self.code.extra[extra_index]; | ||
| 898 | extra_index += 1; | ||
| 899 | break :blk decls_len; | ||
| 900 | } else 0; | ||
| 901 | |||
| 902 | try self.writeFlag(stream, "known_has_bits, ", small.known_has_bits); | ||
| 903 | try stream.print("{s}, {s}, ", .{ | ||
| 904 | @tagName(small.name_strategy), @tagName(small.layout), | ||
| 905 | }); | ||
| 906 | |||
| 907 | if (decls_len == 0) { | ||
| 908 | try stream.writeAll("{}, "); | ||
| 909 | } else { | ||
| 910 | try stream.writeAll("{\n"); | ||
| 911 | self.indent += 2; | ||
| 912 | extra_index = try self.writeDecls(stream, decls_len, extra_index); | ||
| 913 | self.indent -= 2; | ||
| 914 | try stream.writeByteNTimes(' ', self.indent); | ||
| 915 | try stream.writeAll("}, "); | ||
| 916 | } | ||
| 917 | |||
| 918 | const body = self.code.extra[extra_index..][0..body_len]; | ||
| 919 | extra_index += body.len; | ||
| 920 | |||
| 921 | if (fields_len == 0) { | ||
| 922 | assert(body.len == 0); | ||
| 923 | try stream.writeAll("{}, {})"); | ||
| 924 | } else { | ||
| 925 | const prev_parent_decl_node = self.parent_decl_node; | ||
| 926 | if (src_node) |off| self.parent_decl_node = self.relativeToNodeIndex(off); | ||
| 927 | self.indent += 2; | ||
| 928 | if (body.len == 0) { | ||
| 929 | try stream.writeAll("{}, {\n"); | ||
| 930 | } else { | ||
| 931 | try stream.writeAll("{\n"); | ||
| 932 | try self.writeBody(stream, body); | ||
| 933 | |||
| 934 | try stream.writeByteNTimes(' ', self.indent - 2); | ||
| 935 | try stream.writeAll("}, {\n"); | ||
| 936 | } | ||
| 937 | |||
| 938 | const bits_per_field = 4; | ||
| 939 | const fields_per_u32 = 32 / bits_per_field; | ||
| 940 | const bit_bags_count = std.math.divCeil(usize, fields_len, fields_per_u32) catch unreachable; | ||
| 941 | var bit_bag_index: usize = extra_index; | ||
| 942 | extra_index += bit_bags_count; | ||
| 943 | var cur_bit_bag: u32 = undefined; | ||
| 944 | var field_i: u32 = 0; | ||
| 945 | while (field_i < fields_len) : (field_i += 1) { | ||
| 946 | if (field_i % fields_per_u32 == 0) { | ||
| 947 | cur_bit_bag = self.code.extra[bit_bag_index]; | ||
| 948 | bit_bag_index += 1; | ||
| 949 | } | ||
| 950 | const has_align = @truncate(u1, cur_bit_bag) != 0; | ||
| 951 | cur_bit_bag >>= 1; | ||
| 952 | const has_default = @truncate(u1, cur_bit_bag) != 0; | ||
| 953 | cur_bit_bag >>= 1; | ||
| 954 | const is_comptime = @truncate(u1, cur_bit_bag) != 0; | ||
| 955 | cur_bit_bag >>= 1; | ||
| 956 | const unused = @truncate(u1, cur_bit_bag) != 0; | ||
| 957 | cur_bit_bag >>= 1; | ||
| 958 | |||
| 959 | _ = unused; | ||
| 960 | |||
| 961 | const field_name = self.code.nullTerminatedString(self.code.extra[extra_index]); | ||
| 962 | extra_index += 1; | ||
| 963 | const field_type = @intToEnum(Zir.Inst.Ref, self.code.extra[extra_index]); | ||
| 964 | extra_index += 1; | ||
| 965 | |||
| 966 | try stream.writeByteNTimes(' ', self.indent); | ||
| 967 | try self.writeFlag(stream, "comptime ", is_comptime); | ||
| 968 | try stream.print("{}: ", .{std.zig.fmtId(field_name)}); | ||
| 969 | try self.writeInstRef(stream, field_type); | ||
| 970 | |||
| 971 | if (has_align) { | ||
| 972 | const align_ref = @intToEnum(Zir.Inst.Ref, self.code.extra[extra_index]); | ||
| 973 | extra_index += 1; | ||
| 974 | |||
| 975 | try stream.writeAll(" align("); | ||
| 976 | try self.writeInstRef(stream, align_ref); | ||
| 977 | try stream.writeAll(")"); | ||
| 978 | } | ||
| 979 | if (has_default) { | ||
| 980 | const default_ref = @intToEnum(Zir.Inst.Ref, self.code.extra[extra_index]); | ||
| 981 | extra_index += 1; | ||
| 982 | |||
| 983 | try stream.writeAll(" = "); | ||
| 984 | try self.writeInstRef(stream, default_ref); | ||
| 985 | } | ||
| 986 | try stream.writeAll(",\n"); | ||
| 987 | } | ||
| 988 | |||
| 989 | self.parent_decl_node = prev_parent_decl_node; | ||
| 990 | self.indent -= 2; | ||
| 991 | try stream.writeByteNTimes(' ', self.indent); | ||
| 992 | try stream.writeAll("})"); | ||
| 993 | } | ||
| 994 | try self.writeSrcNode(stream, src_node); | ||
| 995 | } | ||
| 996 | |||
| 997 | fn writeUnionDecl(self: *Writer, stream: anytype, extended: Zir.Inst.Extended.InstData) !void { | ||
| 998 | const small = @bitCast(Zir.Inst.UnionDecl.Small, extended.small); | ||
| 999 | |||
| 1000 | var extra_index: usize = extended.operand; | ||
| 1001 | |||
| 1002 | const src_node: ?i32 = if (small.has_src_node) blk: { | ||
| 1003 | const src_node = @bitCast(i32, self.code.extra[extra_index]); | ||
| 1004 | extra_index += 1; | ||
| 1005 | break :blk src_node; | ||
| 1006 | } else null; | ||
| 1007 | |||
| 1008 | const tag_type_ref = if (small.has_tag_type) blk: { | ||
| 1009 | const tag_type_ref = @intToEnum(Zir.Inst.Ref, self.code.extra[extra_index]); | ||
| 1010 | extra_index += 1; | ||
| 1011 | break :blk tag_type_ref; | ||
| 1012 | } else .none; | ||
| 1013 | |||
| 1014 | const body_len = if (small.has_body_len) blk: { | ||
| 1015 | const body_len = self.code.extra[extra_index]; | ||
| 1016 | extra_index += 1; | ||
| 1017 | break :blk body_len; | ||
| 1018 | } else 0; | ||
| 1019 | |||
| 1020 | const fields_len = if (small.has_fields_len) blk: { | ||
| 1021 | const fields_len = self.code.extra[extra_index]; | ||
| 1022 | extra_index += 1; | ||
| 1023 | break :blk fields_len; | ||
| 1024 | } else 0; | ||
| 1025 | |||
| 1026 | const decls_len = if (small.has_decls_len) blk: { | ||
| 1027 | const decls_len = self.code.extra[extra_index]; | ||
| 1028 | extra_index += 1; | ||
| 1029 | break :blk decls_len; | ||
| 1030 | } else 0; | ||
| 1031 | |||
| 1032 | try stream.print("{s}, {s}, ", .{ | ||
| 1033 | @tagName(small.name_strategy), @tagName(small.layout), | ||
| 1034 | }); | ||
| 1035 | try self.writeFlag(stream, "autoenum, ", small.auto_enum_tag); | ||
| 1036 | |||
| 1037 | if (decls_len == 0) { | ||
| 1038 | try stream.writeAll("{}, "); | ||
| 1039 | } else { | ||
| 1040 | try stream.writeAll("{\n"); | ||
| 1041 | self.indent += 2; | ||
| 1042 | extra_index = try self.writeDecls(stream, decls_len, extra_index); | ||
| 1043 | self.indent -= 2; | ||
| 1044 | try stream.writeByteNTimes(' ', self.indent); | ||
| 1045 | try stream.writeAll("}, "); | ||
| 1046 | } | ||
| 1047 | |||
| 1048 | assert(fields_len != 0); | ||
| 1049 | |||
| 1050 | if (tag_type_ref != .none) { | ||
| 1051 | try self.writeInstRef(stream, tag_type_ref); | ||
| 1052 | try stream.writeAll(", "); | ||
| 1053 | } | ||
| 1054 | |||
| 1055 | const body = self.code.extra[extra_index..][0..body_len]; | ||
| 1056 | extra_index += body.len; | ||
| 1057 | |||
| 1058 | const prev_parent_decl_node = self.parent_decl_node; | ||
| 1059 | if (src_node) |off| self.parent_decl_node = self.relativeToNodeIndex(off); | ||
| 1060 | self.indent += 2; | ||
| 1061 | if (body.len == 0) { | ||
| 1062 | try stream.writeAll("{}, {\n"); | ||
| 1063 | } else { | ||
| 1064 | try stream.writeAll("{\n"); | ||
| 1065 | try self.writeBody(stream, body); | ||
| 1066 | |||
| 1067 | try stream.writeByteNTimes(' ', self.indent - 2); | ||
| 1068 | try stream.writeAll("}, {\n"); | ||
| 1069 | } | ||
| 1070 | |||
| 1071 | const bits_per_field = 4; | ||
| 1072 | const fields_per_u32 = 32 / bits_per_field; | ||
| 1073 | const bit_bags_count = std.math.divCeil(usize, fields_len, fields_per_u32) catch unreachable; | ||
| 1074 | const body_end = extra_index; | ||
| 1075 | extra_index += bit_bags_count; | ||
| 1076 | var bit_bag_index: usize = body_end; | ||
| 1077 | var cur_bit_bag: u32 = undefined; | ||
| 1078 | var field_i: u32 = 0; | ||
| 1079 | while (field_i < fields_len) : (field_i += 1) { | ||
| 1080 | if (field_i % fields_per_u32 == 0) { | ||
| 1081 | cur_bit_bag = self.code.extra[bit_bag_index]; | ||
| 1082 | bit_bag_index += 1; | ||
| 1083 | } | ||
| 1084 | const has_type = @truncate(u1, cur_bit_bag) != 0; | ||
| 1085 | cur_bit_bag >>= 1; | ||
| 1086 | const has_align = @truncate(u1, cur_bit_bag) != 0; | ||
| 1087 | cur_bit_bag >>= 1; | ||
| 1088 | const has_value = @truncate(u1, cur_bit_bag) != 0; | ||
| 1089 | cur_bit_bag >>= 1; | ||
| 1090 | const unused = @truncate(u1, cur_bit_bag) != 0; | ||
| 1091 | cur_bit_bag >>= 1; | ||
| 1092 | |||
| 1093 | _ = unused; | ||
| 1094 | |||
| 1095 | const field_name = self.code.nullTerminatedString(self.code.extra[extra_index]); | ||
| 1096 | extra_index += 1; | ||
| 1097 | try stream.writeByteNTimes(' ', self.indent); | ||
| 1098 | try stream.print("{}", .{std.zig.fmtId(field_name)}); | ||
| 1099 | |||
| 1100 | if (has_type) { | ||
| 1101 | const field_type = @intToEnum(Zir.Inst.Ref, self.code.extra[extra_index]); | ||
| 1102 | extra_index += 1; | ||
| 1103 | |||
| 1104 | try stream.writeAll(": "); | ||
| 1105 | try self.writeInstRef(stream, field_type); | ||
| 1106 | } | ||
| 1107 | if (has_align) { | ||
| 1108 | const align_ref = @intToEnum(Zir.Inst.Ref, self.code.extra[extra_index]); | ||
| 1109 | extra_index += 1; | ||
| 1110 | |||
| 1111 | try stream.writeAll(" align("); | ||
| 1112 | try self.writeInstRef(stream, align_ref); | ||
| 1113 | try stream.writeAll(")"); | ||
| 1114 | } | ||
| 1115 | if (has_value) { | ||
| 1116 | const default_ref = @intToEnum(Zir.Inst.Ref, self.code.extra[extra_index]); | ||
| 1117 | extra_index += 1; | ||
| 1118 | |||
| 1119 | try stream.writeAll(" = "); | ||
| 1120 | try self.writeInstRef(stream, default_ref); | ||
| 1121 | } | ||
| 1122 | try stream.writeAll(",\n"); | ||
| 1123 | } | ||
| 1124 | |||
| 1125 | self.parent_decl_node = prev_parent_decl_node; | ||
| 1126 | self.indent -= 2; | ||
| 1127 | try stream.writeByteNTimes(' ', self.indent); | ||
| 1128 | try stream.writeAll("})"); | ||
| 1129 | try self.writeSrcNode(stream, src_node); | ||
| 1130 | } | ||
| 1131 | |||
| 1132 | fn writeDecls(self: *Writer, stream: anytype, decls_len: u32, extra_start: usize) !usize { | ||
| 1133 | const parent_decl_node = self.parent_decl_node; | ||
| 1134 | const bit_bags_count = std.math.divCeil(usize, decls_len, 8) catch unreachable; | ||
| 1135 | var extra_index = extra_start + bit_bags_count; | ||
| 1136 | var bit_bag_index: usize = extra_start; | ||
| 1137 | var cur_bit_bag: u32 = undefined; | ||
| 1138 | var decl_i: u32 = 0; | ||
| 1139 | while (decl_i < decls_len) : (decl_i += 1) { | ||
| 1140 | if (decl_i % 8 == 0) { | ||
| 1141 | cur_bit_bag = self.code.extra[bit_bag_index]; | ||
| 1142 | bit_bag_index += 1; | ||
| 1143 | } | ||
| 1144 | const is_pub = @truncate(u1, cur_bit_bag) != 0; | ||
| 1145 | cur_bit_bag >>= 1; | ||
| 1146 | const is_exported = @truncate(u1, cur_bit_bag) != 0; | ||
| 1147 | cur_bit_bag >>= 1; | ||
| 1148 | const has_align = @truncate(u1, cur_bit_bag) != 0; | ||
| 1149 | cur_bit_bag >>= 1; | ||
| 1150 | const has_section = @truncate(u1, cur_bit_bag) != 0; | ||
| 1151 | cur_bit_bag >>= 1; | ||
| 1152 | |||
| 1153 | const sub_index = extra_index; | ||
| 1154 | |||
| 1155 | const hash_u32s = self.code.extra[extra_index..][0..4]; | ||
| 1156 | extra_index += 4; | ||
| 1157 | const line = self.code.extra[extra_index]; | ||
| 1158 | extra_index += 1; | ||
| 1159 | const decl_name_index = self.code.extra[extra_index]; | ||
| 1160 | extra_index += 1; | ||
| 1161 | const decl_index = self.code.extra[extra_index]; | ||
| 1162 | extra_index += 1; | ||
| 1163 | const align_inst: Zir.Inst.Ref = if (!has_align) .none else inst: { | ||
| 1164 | const inst = @intToEnum(Zir.Inst.Ref, self.code.extra[extra_index]); | ||
| 1165 | extra_index += 1; | ||
| 1166 | break :inst inst; | ||
| 1167 | }; | ||
| 1168 | const section_inst: Zir.Inst.Ref = if (!has_section) .none else inst: { | ||
| 1169 | const inst = @intToEnum(Zir.Inst.Ref, self.code.extra[extra_index]); | ||
| 1170 | extra_index += 1; | ||
| 1171 | break :inst inst; | ||
| 1172 | }; | ||
| 1173 | |||
| 1174 | const pub_str = if (is_pub) "pub " else ""; | ||
| 1175 | const hash_bytes = @bitCast([16]u8, hash_u32s.*); | ||
| 1176 | try stream.writeByteNTimes(' ', self.indent); | ||
| 1177 | if (decl_name_index == 0) { | ||
| 1178 | const name = if (is_exported) "usingnamespace" else "comptime"; | ||
| 1179 | try stream.writeAll(pub_str); | ||
| 1180 | try stream.writeAll(name); | ||
| 1181 | } else if (decl_name_index == 1) { | ||
| 1182 | try stream.writeAll("test"); | ||
| 1183 | } else { | ||
| 1184 | const raw_decl_name = self.code.nullTerminatedString(decl_name_index); | ||
| 1185 | const decl_name = if (raw_decl_name.len == 0) | ||
| 1186 | self.code.nullTerminatedString(decl_name_index + 1) | ||
| 1187 | else | ||
| 1188 | raw_decl_name; | ||
| 1189 | const test_str = if (raw_decl_name.len == 0) "test " else ""; | ||
| 1190 | const export_str = if (is_exported) "export " else ""; | ||
| 1191 | try stream.print("[{d}] {s}{s}{s}{}", .{ | ||
| 1192 | sub_index, pub_str, test_str, export_str, std.zig.fmtId(decl_name), | ||
| 1193 | }); | ||
| 1194 | if (align_inst != .none) { | ||
| 1195 | try stream.writeAll(" align("); | ||
| 1196 | try self.writeInstRef(stream, align_inst); | ||
| 1197 | try stream.writeAll(")"); | ||
| 1198 | } | ||
| 1199 | if (section_inst != .none) { | ||
| 1200 | try stream.writeAll(" linksection("); | ||
| 1201 | try self.writeInstRef(stream, section_inst); | ||
| 1202 | try stream.writeAll(")"); | ||
| 1203 | } | ||
| 1204 | } | ||
| 1205 | const tag = self.code.instructions.items(.tag)[decl_index]; | ||
| 1206 | try stream.print(" line({d}) hash({}): %{d} = {s}(", .{ | ||
| 1207 | line, std.fmt.fmtSliceHexLower(&hash_bytes), decl_index, @tagName(tag), | ||
| 1208 | }); | ||
| 1209 | |||
| 1210 | const decl_block_inst_data = self.code.instructions.items(.data)[decl_index].pl_node; | ||
| 1211 | const sub_decl_node_off = decl_block_inst_data.src_node; | ||
| 1212 | self.parent_decl_node = self.relativeToNodeIndex(sub_decl_node_off); | ||
| 1213 | try self.writePlNodeBlockWithoutSrc(stream, decl_index); | ||
| 1214 | self.parent_decl_node = parent_decl_node; | ||
| 1215 | try self.writeSrc(stream, decl_block_inst_data.src()); | ||
| 1216 | try stream.writeAll("\n"); | ||
| 1217 | } | ||
| 1218 | return extra_index; | ||
| 1219 | } | ||
| 1220 | |||
| 1221 | fn writeEnumDecl(self: *Writer, stream: anytype, extended: Zir.Inst.Extended.InstData) !void { | ||
| 1222 | const small = @bitCast(Zir.Inst.EnumDecl.Small, extended.small); | ||
| 1223 | var extra_index: usize = extended.operand; | ||
| 1224 | |||
| 1225 | const src_node: ?i32 = if (small.has_src_node) blk: { | ||
| 1226 | const src_node = @bitCast(i32, self.code.extra[extra_index]); | ||
| 1227 | extra_index += 1; | ||
| 1228 | break :blk src_node; | ||
| 1229 | } else null; | ||
| 1230 | |||
| 1231 | const tag_type_ref = if (small.has_tag_type) blk: { | ||
| 1232 | const tag_type_ref = @intToEnum(Zir.Inst.Ref, self.code.extra[extra_index]); | ||
| 1233 | extra_index += 1; | ||
| 1234 | break :blk tag_type_ref; | ||
| 1235 | } else .none; | ||
| 1236 | |||
| 1237 | const body_len = if (small.has_body_len) blk: { | ||
| 1238 | const body_len = self.code.extra[extra_index]; | ||
| 1239 | extra_index += 1; | ||
| 1240 | break :blk body_len; | ||
| 1241 | } else 0; | ||
| 1242 | |||
| 1243 | const fields_len = if (small.has_fields_len) blk: { | ||
| 1244 | const fields_len = self.code.extra[extra_index]; | ||
| 1245 | extra_index += 1; | ||
| 1246 | break :blk fields_len; | ||
| 1247 | } else 0; | ||
| 1248 | |||
| 1249 | const decls_len = if (small.has_decls_len) blk: { | ||
| 1250 | const decls_len = self.code.extra[extra_index]; | ||
| 1251 | extra_index += 1; | ||
| 1252 | break :blk decls_len; | ||
| 1253 | } else 0; | ||
| 1254 | |||
| 1255 | try stream.print("{s}, ", .{@tagName(small.name_strategy)}); | ||
| 1256 | try self.writeFlag(stream, "nonexhaustive, ", small.nonexhaustive); | ||
| 1257 | |||
| 1258 | if (decls_len == 0) { | ||
| 1259 | try stream.writeAll("{}, "); | ||
| 1260 | } else { | ||
| 1261 | try stream.writeAll("{\n"); | ||
| 1262 | self.indent += 2; | ||
| 1263 | extra_index = try self.writeDecls(stream, decls_len, extra_index); | ||
| 1264 | self.indent -= 2; | ||
| 1265 | try stream.writeByteNTimes(' ', self.indent); | ||
| 1266 | try stream.writeAll("}, "); | ||
| 1267 | } | ||
| 1268 | |||
| 1269 | if (tag_type_ref != .none) { | ||
| 1270 | try self.writeInstRef(stream, tag_type_ref); | ||
| 1271 | try stream.writeAll(", "); | ||
| 1272 | } | ||
| 1273 | |||
| 1274 | const body = self.code.extra[extra_index..][0..body_len]; | ||
| 1275 | extra_index += body.len; | ||
| 1276 | |||
| 1277 | if (fields_len == 0) { | ||
| 1278 | assert(body.len == 0); | ||
| 1279 | try stream.writeAll("{}, {})"); | ||
| 1280 | } else { | ||
| 1281 | const prev_parent_decl_node = self.parent_decl_node; | ||
| 1282 | if (src_node) |off| self.parent_decl_node = self.relativeToNodeIndex(off); | ||
| 1283 | self.indent += 2; | ||
| 1284 | if (body.len == 0) { | ||
| 1285 | try stream.writeAll("{}, {\n"); | ||
| 1286 | } else { | ||
| 1287 | try stream.writeAll("{\n"); | ||
| 1288 | try self.writeBody(stream, body); | ||
| 1289 | |||
| 1290 | try stream.writeByteNTimes(' ', self.indent - 2); | ||
| 1291 | try stream.writeAll("}, {\n"); | ||
| 1292 | } | ||
| 1293 | |||
| 1294 | const bit_bags_count = std.math.divCeil(usize, fields_len, 32) catch unreachable; | ||
| 1295 | const body_end = extra_index; | ||
| 1296 | extra_index += bit_bags_count; | ||
| 1297 | var bit_bag_index: usize = body_end; | ||
| 1298 | var cur_bit_bag: u32 = undefined; | ||
| 1299 | var field_i: u32 = 0; | ||
| 1300 | while (field_i < fields_len) : (field_i += 1) { | ||
| 1301 | if (field_i % 32 == 0) { | ||
| 1302 | cur_bit_bag = self.code.extra[bit_bag_index]; | ||
| 1303 | bit_bag_index += 1; | ||
| 1304 | } | ||
| 1305 | const has_tag_value = @truncate(u1, cur_bit_bag) != 0; | ||
| 1306 | cur_bit_bag >>= 1; | ||
| 1307 | |||
| 1308 | const field_name = self.code.nullTerminatedString(self.code.extra[extra_index]); | ||
| 1309 | extra_index += 1; | ||
| 1310 | |||
| 1311 | try stream.writeByteNTimes(' ', self.indent); | ||
| 1312 | try stream.print("{}", .{std.zig.fmtId(field_name)}); | ||
| 1313 | |||
| 1314 | if (has_tag_value) { | ||
| 1315 | const tag_value_ref = @intToEnum(Zir.Inst.Ref, self.code.extra[extra_index]); | ||
| 1316 | extra_index += 1; | ||
| 1317 | |||
| 1318 | try stream.writeAll(" = "); | ||
| 1319 | try self.writeInstRef(stream, tag_value_ref); | ||
| 1320 | } | ||
| 1321 | try stream.writeAll(",\n"); | ||
| 1322 | } | ||
| 1323 | self.parent_decl_node = prev_parent_decl_node; | ||
| 1324 | self.indent -= 2; | ||
| 1325 | try stream.writeByteNTimes(' ', self.indent); | ||
| 1326 | try stream.writeAll("})"); | ||
| 1327 | } | ||
| 1328 | try self.writeSrcNode(stream, src_node); | ||
| 1329 | } | ||
| 1330 | |||
| 1331 | fn writeOpaqueDecl( | ||
| 1332 | self: *Writer, | ||
| 1333 | stream: anytype, | ||
| 1334 | inst: Zir.Inst.Index, | ||
| 1335 | name_strategy: Zir.Inst.NameStrategy, | ||
| 1336 | ) !void { | ||
| 1337 | const inst_data = self.code.instructions.items(.data)[inst].pl_node; | ||
| 1338 | const extra = self.code.extraData(Zir.Inst.OpaqueDecl, inst_data.payload_index); | ||
| 1339 | const decls_len = extra.data.decls_len; | ||
| 1340 | |||
| 1341 | try stream.print("{s}, ", .{@tagName(name_strategy)}); | ||
| 1342 | |||
| 1343 | if (decls_len == 0) { | ||
| 1344 | try stream.writeAll("}) "); | ||
| 1345 | } else { | ||
| 1346 | try stream.writeAll("\n"); | ||
| 1347 | self.indent += 2; | ||
| 1348 | _ = try self.writeDecls(stream, decls_len, extra.end); | ||
| 1349 | self.indent -= 2; | ||
| 1350 | try stream.writeByteNTimes(' ', self.indent); | ||
| 1351 | try stream.writeAll("}) "); | ||
| 1352 | } | ||
| 1353 | try self.writeSrc(stream, inst_data.src()); | ||
| 1354 | } | ||
| 1355 | |||
| 1356 | fn writeErrorSetDecl( | ||
| 1357 | self: *Writer, | ||
| 1358 | stream: anytype, | ||
| 1359 | inst: Zir.Inst.Index, | ||
| 1360 | name_strategy: Zir.Inst.NameStrategy, | ||
| 1361 | ) !void { | ||
| 1362 | const inst_data = self.code.instructions.items(.data)[inst].pl_node; | ||
| 1363 | const extra = self.code.extraData(Zir.Inst.ErrorSetDecl, inst_data.payload_index); | ||
| 1364 | const fields = self.code.extra[extra.end..][0..extra.data.fields_len]; | ||
| 1365 | |||
| 1366 | try stream.print("{s}, ", .{@tagName(name_strategy)}); | ||
| 1367 | |||
| 1368 | try stream.writeAll("{\n"); | ||
| 1369 | self.indent += 2; | ||
| 1370 | for (fields) |str_index| { | ||
| 1371 | const name = self.code.nullTerminatedString(str_index); | ||
| 1372 | try stream.writeByteNTimes(' ', self.indent); | ||
| 1373 | try stream.print("{},\n", .{std.zig.fmtId(name)}); | ||
| 1374 | } | ||
| 1375 | self.indent -= 2; | ||
| 1376 | try stream.writeByteNTimes(' ', self.indent); | ||
| 1377 | try stream.writeAll("}) "); | ||
| 1378 | |||
| 1379 | try self.writeSrc(stream, inst_data.src()); | ||
| 1380 | } | ||
| 1381 | |||
| 1382 | fn writePlNodeSwitchBr( | ||
| 1383 | self: *Writer, | ||
| 1384 | stream: anytype, | ||
| 1385 | inst: Zir.Inst.Index, | ||
| 1386 | special_prong: Zir.SpecialProng, | ||
| 1387 | ) !void { | ||
| 1388 | const inst_data = self.code.instructions.items(.data)[inst].pl_node; | ||
| 1389 | const extra = self.code.extraData(Zir.Inst.SwitchBlock, inst_data.payload_index); | ||
| 1390 | const special: struct { | ||
| 1391 | body: []const Zir.Inst.Index, | ||
| 1392 | end: usize, | ||
| 1393 | } = switch (special_prong) { | ||
| 1394 | .none => .{ .body = &.{}, .end = extra.end }, | ||
| 1395 | .under, .@"else" => blk: { | ||
| 1396 | const body_len = self.code.extra[extra.end]; | ||
| 1397 | const extra_body_start = extra.end + 1; | ||
| 1398 | break :blk .{ | ||
| 1399 | .body = self.code.extra[extra_body_start..][0..body_len], | ||
| 1400 | .end = extra_body_start + body_len, | ||
| 1401 | }; | ||
| 1402 | }, | ||
| 1403 | }; | ||
| 1404 | |||
| 1405 | try self.writeInstRef(stream, extra.data.operand); | ||
| 1406 | |||
| 1407 | if (special.body.len != 0) { | ||
| 1408 | const prong_name = switch (special_prong) { | ||
| 1409 | .@"else" => "else", | ||
| 1410 | .under => "_", | ||
| 1411 | else => unreachable, | ||
| 1412 | }; | ||
| 1413 | try stream.print(", {s} => {{\n", .{prong_name}); | ||
| 1414 | self.indent += 2; | ||
| 1415 | try self.writeBody(stream, special.body); | ||
| 1416 | self.indent -= 2; | ||
| 1417 | try stream.writeByteNTimes(' ', self.indent); | ||
| 1418 | try stream.writeAll("}"); | ||
| 1419 | } | ||
| 1420 | |||
| 1421 | var extra_index: usize = special.end; | ||
| 1422 | { | ||
| 1423 | var scalar_i: usize = 0; | ||
| 1424 | while (scalar_i < extra.data.cases_len) : (scalar_i += 1) { | ||
| 1425 | const item_ref = @intToEnum(Zir.Inst.Ref, self.code.extra[extra_index]); | ||
| 1426 | extra_index += 1; | ||
| 1427 | const body_len = self.code.extra[extra_index]; | ||
| 1428 | extra_index += 1; | ||
| 1429 | const body = self.code.extra[extra_index..][0..body_len]; | ||
| 1430 | extra_index += body_len; | ||
| 1431 | |||
| 1432 | try stream.writeAll(", "); | ||
| 1433 | try self.writeInstRef(stream, item_ref); | ||
| 1434 | try stream.writeAll(" => {\n"); | ||
| 1435 | self.indent += 2; | ||
| 1436 | try self.writeBody(stream, body); | ||
| 1437 | self.indent -= 2; | ||
| 1438 | try stream.writeByteNTimes(' ', self.indent); | ||
| 1439 | try stream.writeAll("}"); | ||
| 1440 | } | ||
| 1441 | } | ||
| 1442 | try stream.writeAll(") "); | ||
| 1443 | try self.writeSrc(stream, inst_data.src()); | ||
| 1444 | } | ||
| 1445 | |||
| 1446 | fn writePlNodeSwitchBlockMulti( | ||
| 1447 | self: *Writer, | ||
| 1448 | stream: anytype, | ||
| 1449 | inst: Zir.Inst.Index, | ||
| 1450 | special_prong: Zir.SpecialProng, | ||
| 1451 | ) !void { | ||
| 1452 | const inst_data = self.code.instructions.items(.data)[inst].pl_node; | ||
| 1453 | const extra = self.code.extraData(Zir.Inst.SwitchBlockMulti, inst_data.payload_index); | ||
| 1454 | const special: struct { | ||
| 1455 | body: []const Zir.Inst.Index, | ||
| 1456 | end: usize, | ||
| 1457 | } = switch (special_prong) { | ||
| 1458 | .none => .{ .body = &.{}, .end = extra.end }, | ||
| 1459 | .under, .@"else" => blk: { | ||
| 1460 | const body_len = self.code.extra[extra.end]; | ||
| 1461 | const extra_body_start = extra.end + 1; | ||
| 1462 | break :blk .{ | ||
| 1463 | .body = self.code.extra[extra_body_start..][0..body_len], | ||
| 1464 | .end = extra_body_start + body_len, | ||
| 1465 | }; | ||
| 1466 | }, | ||
| 1467 | }; | ||
| 1468 | |||
| 1469 | try self.writeInstRef(stream, extra.data.operand); | ||
| 1470 | |||
| 1471 | if (special.body.len != 0) { | ||
| 1472 | const prong_name = switch (special_prong) { | ||
| 1473 | .@"else" => "else", | ||
| 1474 | .under => "_", | ||
| 1475 | else => unreachable, | ||
| 1476 | }; | ||
| 1477 | try stream.print(", {s} => {{\n", .{prong_name}); | ||
| 1478 | self.indent += 2; | ||
| 1479 | try self.writeBody(stream, special.body); | ||
| 1480 | self.indent -= 2; | ||
| 1481 | try stream.writeByteNTimes(' ', self.indent); | ||
| 1482 | try stream.writeAll("}"); | ||
| 1483 | } | ||
| 1484 | |||
| 1485 | var extra_index: usize = special.end; | ||
| 1486 | { | ||
| 1487 | var scalar_i: usize = 0; | ||
| 1488 | while (scalar_i < extra.data.scalar_cases_len) : (scalar_i += 1) { | ||
| 1489 | const item_ref = @intToEnum(Zir.Inst.Ref, self.code.extra[extra_index]); | ||
| 1490 | extra_index += 1; | ||
| 1491 | const body_len = self.code.extra[extra_index]; | ||
| 1492 | extra_index += 1; | ||
| 1493 | const body = self.code.extra[extra_index..][0..body_len]; | ||
| 1494 | extra_index += body_len; | ||
| 1495 | |||
| 1496 | try stream.writeAll(", "); | ||
| 1497 | try self.writeInstRef(stream, item_ref); | ||
| 1498 | try stream.writeAll(" => {\n"); | ||
| 1499 | self.indent += 2; | ||
| 1500 | try self.writeBody(stream, body); | ||
| 1501 | self.indent -= 2; | ||
| 1502 | try stream.writeByteNTimes(' ', self.indent); | ||
| 1503 | try stream.writeAll("}"); | ||
| 1504 | } | ||
| 1505 | } | ||
| 1506 | { | ||
| 1507 | var multi_i: usize = 0; | ||
| 1508 | while (multi_i < extra.data.multi_cases_len) : (multi_i += 1) { | ||
| 1509 | const items_len = self.code.extra[extra_index]; | ||
| 1510 | extra_index += 1; | ||
| 1511 | const ranges_len = self.code.extra[extra_index]; | ||
| 1512 | extra_index += 1; | ||
| 1513 | const body_len = self.code.extra[extra_index]; | ||
| 1514 | extra_index += 1; | ||
| 1515 | const items = self.code.refSlice(extra_index, items_len); | ||
| 1516 | extra_index += items_len; | ||
| 1517 | |||
| 1518 | for (items) |item_ref| { | ||
| 1519 | try stream.writeAll(", "); | ||
| 1520 | try self.writeInstRef(stream, item_ref); | ||
| 1521 | } | ||
| 1522 | |||
| 1523 | var range_i: usize = 0; | ||
| 1524 | while (range_i < ranges_len) : (range_i += 1) { | ||
| 1525 | const item_first = @intToEnum(Zir.Inst.Ref, self.code.extra[extra_index]); | ||
| 1526 | extra_index += 1; | ||
| 1527 | const item_last = @intToEnum(Zir.Inst.Ref, self.code.extra[extra_index]); | ||
| 1528 | extra_index += 1; | ||
| 1529 | |||
| 1530 | try stream.writeAll(", "); | ||
| 1531 | try self.writeInstRef(stream, item_first); | ||
| 1532 | try stream.writeAll("..."); | ||
| 1533 | try self.writeInstRef(stream, item_last); | ||
| 1534 | } | ||
| 1535 | |||
| 1536 | const body = self.code.extra[extra_index..][0..body_len]; | ||
| 1537 | extra_index += body_len; | ||
| 1538 | try stream.writeAll(" => {\n"); | ||
| 1539 | self.indent += 2; | ||
| 1540 | try self.writeBody(stream, body); | ||
| 1541 | self.indent -= 2; | ||
| 1542 | try stream.writeByteNTimes(' ', self.indent); | ||
| 1543 | try stream.writeAll("}"); | ||
| 1544 | } | ||
| 1545 | } | ||
| 1546 | try stream.writeAll(") "); | ||
| 1547 | try self.writeSrc(stream, inst_data.src()); | ||
| 1548 | } | ||
| 1549 | |||
| 1550 | fn writePlNodeField(self: *Writer, stream: anytype, inst: Zir.Inst.Index) !void { | ||
| 1551 | const inst_data = self.code.instructions.items(.data)[inst].pl_node; | ||
| 1552 | const extra = self.code.extraData(Zir.Inst.Field, inst_data.payload_index).data; | ||
| 1553 | const name = self.code.nullTerminatedString(extra.field_name_start); | ||
| 1554 | try self.writeInstRef(stream, extra.lhs); | ||
| 1555 | try stream.print(", \"{}\") ", .{std.zig.fmtEscapes(name)}); | ||
| 1556 | try self.writeSrc(stream, inst_data.src()); | ||
| 1557 | } | ||
| 1558 | |||
| 1559 | fn writeAs(self: *Writer, stream: anytype, inst: Zir.Inst.Index) !void { | ||
| 1560 | const inst_data = self.code.instructions.items(.data)[inst].pl_node; | ||
| 1561 | const extra = self.code.extraData(Zir.Inst.As, inst_data.payload_index).data; | ||
| 1562 | try self.writeInstRef(stream, extra.dest_type); | ||
| 1563 | try stream.writeAll(", "); | ||
| 1564 | try self.writeInstRef(stream, extra.operand); | ||
| 1565 | try stream.writeAll(") "); | ||
| 1566 | try self.writeSrc(stream, inst_data.src()); | ||
| 1567 | } | ||
| 1568 | |||
| 1569 | fn writeNode( | ||
| 1570 | self: *Writer, | ||
| 1571 | stream: anytype, | ||
| 1572 | inst: Zir.Inst.Index, | ||
| 1573 | ) (@TypeOf(stream).Error || error{OutOfMemory})!void { | ||
| 1574 | const src_node = self.code.instructions.items(.data)[inst].node; | ||
| 1575 | const src: LazySrcLoc = .{ .node_offset = src_node }; | ||
| 1576 | try stream.writeAll(") "); | ||
| 1577 | try self.writeSrc(stream, src); | ||
| 1578 | } | ||
| 1579 | |||
| 1580 | fn writeStrTok( | ||
| 1581 | self: *Writer, | ||
| 1582 | stream: anytype, | ||
| 1583 | inst: Zir.Inst.Index, | ||
| 1584 | ) (@TypeOf(stream).Error || error{OutOfMemory})!void { | ||
| 1585 | const inst_data = self.code.instructions.items(.data)[inst].str_tok; | ||
| 1586 | const str = inst_data.get(self.code); | ||
| 1587 | try stream.print("\"{}\") ", .{std.zig.fmtEscapes(str)}); | ||
| 1588 | try self.writeSrc(stream, inst_data.src()); | ||
| 1589 | } | ||
| 1590 | |||
| 1591 | fn writeFunc( | ||
| 1592 | self: *Writer, | ||
| 1593 | stream: anytype, | ||
| 1594 | inst: Zir.Inst.Index, | ||
| 1595 | inferred_error_set: bool, | ||
| 1596 | ) !void { | ||
| 1597 | const inst_data = self.code.instructions.items(.data)[inst].pl_node; | ||
| 1598 | const src = inst_data.src(); | ||
| 1599 | const extra = self.code.extraData(Zir.Inst.Func, inst_data.payload_index); | ||
| 1600 | var extra_index = extra.end; | ||
| 1601 | |||
| 1602 | const ret_ty_body = self.code.extra[extra_index..][0..extra.data.ret_body_len]; | ||
| 1603 | extra_index += ret_ty_body.len; | ||
| 1604 | |||
| 1605 | const body = self.code.extra[extra_index..][0..extra.data.body_len]; | ||
| 1606 | extra_index += body.len; | ||
| 1607 | |||
| 1608 | var src_locs: Zir.Inst.Func.SrcLocs = undefined; | ||
| 1609 | if (body.len != 0) { | ||
| 1610 | src_locs = self.code.extraData(Zir.Inst.Func.SrcLocs, extra_index).data; | ||
| 1611 | } | ||
| 1612 | return self.writeFuncCommon( | ||
| 1613 | stream, | ||
| 1614 | ret_ty_body, | ||
| 1615 | inferred_error_set, | ||
| 1616 | false, | ||
| 1617 | false, | ||
| 1618 | .none, | ||
| 1619 | .none, | ||
| 1620 | body, | ||
| 1621 | src, | ||
| 1622 | src_locs, | ||
| 1623 | ); | ||
| 1624 | } | ||
| 1625 | |||
| 1626 | fn writeFuncExtended(self: *Writer, stream: anytype, extended: Zir.Inst.Extended.InstData) !void { | ||
| 1627 | const extra = self.code.extraData(Zir.Inst.ExtendedFunc, extended.operand); | ||
| 1628 | const src: LazySrcLoc = .{ .node_offset = extra.data.src_node }; | ||
| 1629 | const small = @bitCast(Zir.Inst.ExtendedFunc.Small, extended.small); | ||
| 1630 | |||
| 1631 | var extra_index: usize = extra.end; | ||
| 1632 | if (small.has_lib_name) { | ||
| 1633 | const lib_name = self.code.nullTerminatedString(self.code.extra[extra_index]); | ||
| 1634 | extra_index += 1; | ||
| 1635 | try stream.print("lib_name=\"{}\", ", .{std.zig.fmtEscapes(lib_name)}); | ||
| 1636 | } | ||
| 1637 | try self.writeFlag(stream, "test, ", small.is_test); | ||
| 1638 | const cc: Zir.Inst.Ref = if (!small.has_cc) .none else blk: { | ||
| 1639 | const cc = @intToEnum(Zir.Inst.Ref, self.code.extra[extra_index]); | ||
| 1640 | extra_index += 1; | ||
| 1641 | break :blk cc; | ||
| 1642 | }; | ||
| 1643 | const align_inst: Zir.Inst.Ref = if (!small.has_align) .none else blk: { | ||
| 1644 | const align_inst = @intToEnum(Zir.Inst.Ref, self.code.extra[extra_index]); | ||
| 1645 | extra_index += 1; | ||
| 1646 | break :blk align_inst; | ||
| 1647 | }; | ||
| 1648 | |||
| 1649 | const ret_ty_body = self.code.extra[extra_index..][0..extra.data.ret_body_len]; | ||
| 1650 | extra_index += ret_ty_body.len; | ||
| 1651 | |||
| 1652 | const body = self.code.extra[extra_index..][0..extra.data.body_len]; | ||
| 1653 | extra_index += body.len; | ||
| 1654 | |||
| 1655 | var src_locs: Zir.Inst.Func.SrcLocs = undefined; | ||
| 1656 | if (body.len != 0) { | ||
| 1657 | src_locs = self.code.extraData(Zir.Inst.Func.SrcLocs, extra_index).data; | ||
| 1658 | } | ||
| 1659 | return self.writeFuncCommon( | ||
| 1660 | stream, | ||
| 1661 | ret_ty_body, | ||
| 1662 | small.is_inferred_error, | ||
| 1663 | small.is_var_args, | ||
| 1664 | small.is_extern, | ||
| 1665 | cc, | ||
| 1666 | align_inst, | ||
| 1667 | body, | ||
| 1668 | src, | ||
| 1669 | src_locs, | ||
| 1670 | ); | ||
| 1671 | } | ||
| 1672 | |||
| 1673 | fn writeVarExtended(self: *Writer, stream: anytype, extended: Zir.Inst.Extended.InstData) !void { | ||
| 1674 | const extra = self.code.extraData(Zir.Inst.ExtendedVar, extended.operand); | ||
| 1675 | const small = @bitCast(Zir.Inst.ExtendedVar.Small, extended.small); | ||
| 1676 | |||
| 1677 | try self.writeInstRef(stream, extra.data.var_type); | ||
| 1678 | |||
| 1679 | var extra_index: usize = extra.end; | ||
| 1680 | if (small.has_lib_name) { | ||
| 1681 | const lib_name = self.code.nullTerminatedString(self.code.extra[extra_index]); | ||
| 1682 | extra_index += 1; | ||
| 1683 | try stream.print(", lib_name=\"{}\"", .{std.zig.fmtEscapes(lib_name)}); | ||
| 1684 | } | ||
| 1685 | const align_inst: Zir.Inst.Ref = if (!small.has_align) .none else blk: { | ||
| 1686 | const align_inst = @intToEnum(Zir.Inst.Ref, self.code.extra[extra_index]); | ||
| 1687 | extra_index += 1; | ||
| 1688 | break :blk align_inst; | ||
| 1689 | }; | ||
| 1690 | const init_inst: Zir.Inst.Ref = if (!small.has_init) .none else blk: { | ||
| 1691 | const init_inst = @intToEnum(Zir.Inst.Ref, self.code.extra[extra_index]); | ||
| 1692 | extra_index += 1; | ||
| 1693 | break :blk init_inst; | ||
| 1694 | }; | ||
| 1695 | try self.writeFlag(stream, ", is_extern", small.is_extern); | ||
| 1696 | try self.writeOptionalInstRef(stream, ", align=", align_inst); | ||
| 1697 | try self.writeOptionalInstRef(stream, ", init=", init_inst); | ||
| 1698 | try stream.writeAll("))"); | ||
| 1699 | } | ||
| 1700 | |||
| 1701 | fn writeBoolBr(self: *Writer, stream: anytype, inst: Zir.Inst.Index) !void { | ||
| 1702 | const inst_data = self.code.instructions.items(.data)[inst].bool_br; | ||
| 1703 | const extra = self.code.extraData(Zir.Inst.Block, inst_data.payload_index); | ||
| 1704 | const body = self.code.extra[extra.end..][0..extra.data.body_len]; | ||
| 1705 | try self.writeInstRef(stream, inst_data.lhs); | ||
| 1706 | try stream.writeAll(", {\n"); | ||
| 1707 | self.indent += 2; | ||
| 1708 | try self.writeBody(stream, body); | ||
| 1709 | self.indent -= 2; | ||
| 1710 | try stream.writeByteNTimes(' ', self.indent); | ||
| 1711 | try stream.writeAll("})"); | ||
| 1712 | } | ||
| 1713 | |||
| 1714 | fn writeIntType(self: *Writer, stream: anytype, inst: Zir.Inst.Index) !void { | ||
| 1715 | const int_type = self.code.instructions.items(.data)[inst].int_type; | ||
| 1716 | const prefix: u8 = switch (int_type.signedness) { | ||
| 1717 | .signed => 'i', | ||
| 1718 | .unsigned => 'u', | ||
| 1719 | }; | ||
| 1720 | try stream.print("{c}{d}) ", .{ prefix, int_type.bit_count }); | ||
| 1721 | try self.writeSrc(stream, int_type.src()); | ||
| 1722 | } | ||
| 1723 | |||
| 1724 | fn writeBreak(self: *Writer, stream: anytype, inst: Zir.Inst.Index) !void { | ||
| 1725 | const inst_data = self.code.instructions.items(.data)[inst].@"break"; | ||
| 1726 | |||
| 1727 | try self.writeInstIndex(stream, inst_data.block_inst); | ||
| 1728 | try stream.writeAll(", "); | ||
| 1729 | try self.writeInstRef(stream, inst_data.operand); | ||
| 1730 | try stream.writeAll(")"); | ||
| 1731 | } | ||
| 1732 | |||
| 1733 | fn writeUnreachable(self: *Writer, stream: anytype, inst: Zir.Inst.Index) !void { | ||
| 1734 | const inst_data = self.code.instructions.items(.data)[inst].@"unreachable"; | ||
| 1735 | const safety_str = if (inst_data.safety) "safe" else "unsafe"; | ||
| 1736 | try stream.print("{s}) ", .{safety_str}); | ||
| 1737 | try self.writeSrc(stream, inst_data.src()); | ||
| 1738 | } | ||
| 1739 | |||
| 1740 | fn writeFuncCommon( | ||
| 1741 | self: *Writer, | ||
| 1742 | stream: anytype, | ||
| 1743 | ret_ty_body: []const Zir.Inst.Index, | ||
| 1744 | inferred_error_set: bool, | ||
| 1745 | var_args: bool, | ||
| 1746 | is_extern: bool, | ||
| 1747 | cc: Zir.Inst.Ref, | ||
| 1748 | align_inst: Zir.Inst.Ref, | ||
| 1749 | body: []const Zir.Inst.Index, | ||
| 1750 | src: LazySrcLoc, | ||
| 1751 | src_locs: Zir.Inst.Func.SrcLocs, | ||
| 1752 | ) !void { | ||
| 1753 | if (ret_ty_body.len == 0) { | ||
| 1754 | try stream.writeAll("ret_ty=void"); | ||
| 1755 | } else { | ||
| 1756 | try stream.writeAll("ret_ty={\n"); | ||
| 1757 | self.indent += 2; | ||
| 1758 | try self.writeBody(stream, ret_ty_body); | ||
| 1759 | self.indent -= 2; | ||
| 1760 | try stream.writeByteNTimes(' ', self.indent); | ||
| 1761 | try stream.writeAll("}"); | ||
| 1762 | } | ||
| 1763 | |||
| 1764 | try self.writeOptionalInstRef(stream, ", cc=", cc); | ||
| 1765 | try self.writeOptionalInstRef(stream, ", align=", align_inst); | ||
| 1766 | try self.writeFlag(stream, ", vargs", var_args); | ||
| 1767 | try self.writeFlag(stream, ", extern", is_extern); | ||
| 1768 | try self.writeFlag(stream, ", inferror", inferred_error_set); | ||
| 1769 | |||
| 1770 | if (body.len == 0) { | ||
| 1771 | try stream.writeAll(", body={}) "); | ||
| 1772 | } else { | ||
| 1773 | try stream.writeAll(", body={\n"); | ||
| 1774 | self.indent += 2; | ||
| 1775 | try self.writeBody(stream, body); | ||
| 1776 | self.indent -= 2; | ||
| 1777 | try stream.writeByteNTimes(' ', self.indent); | ||
| 1778 | try stream.writeAll("}) "); | ||
| 1779 | } | ||
| 1780 | if (body.len != 0) { | ||
| 1781 | try stream.print("(lbrace={d}:{d},rbrace={d}:{d}) ", .{ | ||
| 1782 | src_locs.lbrace_line, @truncate(u16, src_locs.columns), | ||
| 1783 | src_locs.rbrace_line, @truncate(u16, src_locs.columns >> 16), | ||
| 1784 | }); | ||
| 1785 | } | ||
| 1786 | try self.writeSrc(stream, src); | ||
| 1787 | } | ||
| 1788 | |||
| 1789 | fn writeSwitchCapture(self: *Writer, stream: anytype, inst: Zir.Inst.Index) !void { | ||
| 1790 | const inst_data = self.code.instructions.items(.data)[inst].switch_capture; | ||
| 1791 | try self.writeInstIndex(stream, inst_data.switch_inst); | ||
| 1792 | try stream.print(", {d})", .{inst_data.prong_index}); | ||
| 1793 | } | ||
| 1794 | |||
| 1795 | fn writeDbgStmt(self: *Writer, stream: anytype, inst: Zir.Inst.Index) !void { | ||
| 1796 | const inst_data = self.code.instructions.items(.data)[inst].dbg_stmt; | ||
| 1797 | try stream.print("{d}, {d})", .{ inst_data.line, inst_data.column }); | ||
| 1798 | } | ||
| 1799 | |||
| 1800 | fn writeInstRef(self: *Writer, stream: anytype, ref: Zir.Inst.Ref) !void { | ||
| 1801 | var i: usize = @enumToInt(ref); | ||
| 1802 | |||
| 1803 | if (i < Zir.Inst.Ref.typed_value_map.len) { | ||
| 1804 | return stream.print("@{}", .{ref}); | ||
| 1805 | } | ||
| 1806 | i -= Zir.Inst.Ref.typed_value_map.len; | ||
| 1807 | |||
| 1808 | return self.writeInstIndex(stream, @intCast(Zir.Inst.Index, i)); | ||
| 1809 | } | ||
| 1810 | |||
| 1811 | fn writeInstIndex(self: *Writer, stream: anytype, inst: Zir.Inst.Index) !void { | ||
| 1812 | _ = self; | ||
| 1813 | return stream.print("%{d}", .{inst}); | ||
| 1814 | } | ||
| 1815 | |||
| 1816 | fn writeOptionalInstRef( | ||
| 1817 | self: *Writer, | ||
| 1818 | stream: anytype, | ||
| 1819 | prefix: []const u8, | ||
| 1820 | inst: Zir.Inst.Ref, | ||
| 1821 | ) !void { | ||
| 1822 | if (inst == .none) return; | ||
| 1823 | try stream.writeAll(prefix); | ||
| 1824 | try self.writeInstRef(stream, inst); | ||
| 1825 | } | ||
| 1826 | |||
| 1827 | fn writeFlag( | ||
| 1828 | self: *Writer, | ||
| 1829 | stream: anytype, | ||
| 1830 | name: []const u8, | ||
| 1831 | flag: bool, | ||
| 1832 | ) !void { | ||
| 1833 | _ = self; | ||
| 1834 | if (!flag) return; | ||
| 1835 | try stream.writeAll(name); | ||
| 1836 | } | ||
| 1837 | |||
| 1838 | fn writeSrc(self: *Writer, stream: anytype, src: LazySrcLoc) !void { | ||
| 1839 | const tree = self.file.tree; | ||
| 1840 | const src_loc: Module.SrcLoc = .{ | ||
| 1841 | .file_scope = self.file, | ||
| 1842 | .parent_decl_node = self.parent_decl_node, | ||
| 1843 | .lazy = src, | ||
| 1844 | }; | ||
| 1845 | // Caller must ensure AST tree is loaded. | ||
| 1846 | const abs_byte_off = src_loc.byteOffset(self.gpa) catch unreachable; | ||
| 1847 | const delta_line = std.zig.findLineColumn(tree.source, abs_byte_off); | ||
| 1848 | try stream.print("{s}:{d}:{d}", .{ | ||
| 1849 | @tagName(src), delta_line.line + 1, delta_line.column + 1, | ||
| 1850 | }); | ||
| 1851 | } | ||
| 1852 | |||
| 1853 | fn writeSrcNode(self: *Writer, stream: anytype, src_node: ?i32) !void { | ||
| 1854 | const node_offset = src_node orelse return; | ||
| 1855 | const src: LazySrcLoc = .{ .node_offset = node_offset }; | ||
| 1856 | try stream.writeAll(" "); | ||
| 1857 | return self.writeSrc(stream, src); | ||
| 1858 | } | ||
| 1859 | |||
| 1860 | fn writeBody(self: *Writer, stream: anytype, body: []const Zir.Inst.Index) !void { | ||
| 1861 | for (body) |inst| { | ||
| 1862 | try stream.writeByteNTimes(' ', self.indent); | ||
| 1863 | try stream.print("%{d} ", .{inst}); | ||
| 1864 | try self.writeInstToStream(stream, inst); | ||
| 1865 | try stream.writeByte('\n'); | ||
| 1866 | } | ||
| 1867 | } | ||
| 1868 | }; | ||