mirror of
https://github.com/Ed94/Odin.git
synced 2026-06-23 06:05:00 -07:00
Basic command line flags: e.g. -opt=0
This commit is contained in:
Ginger Bill
+221
-55
@@ -33,7 +33,9 @@ i32 system_exec_command_line_app(char *name, bool is_silent, char *fmt, ...) {
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va_start(va, fmt);
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cmd_len = gb_snprintf_va(cmd_line, gb_size_of(cmd_line), fmt, va);
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va_end(va);
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// gb_printf("%.*s\n", cast(int)cmd_len, cmd_line);
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if (!is_silent) {
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// gb_printf("%.*s\n", cast(int)cmd_len, cmd_line);
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}
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tmp = gb_temp_arena_memory_begin(&string_buffer_arena);
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@@ -118,13 +120,19 @@ Array<String> setup_args(int argc, char **argv) {
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wchar_t *warg = wargv[i];
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isize wlen = string16_len(warg);
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String16 wstr = make_string16(warg, wlen);
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array_add(&args, string16_to_string(a, wstr));
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String arg = string16_to_string(a, wstr);
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if (arg.len > 0) {
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array_add(&args, arg);
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}
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}
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#else
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array_init(&args, a, argc);
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for (i = 0; i < argc; i++) {
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array_add(&args, make_string_c(argv[i]));
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String arg = make_string_c(argv[i]);
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if (arg.len > 0) {
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array_add(&args, arg);
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}
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}
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#endif
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return args;
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@@ -132,6 +140,8 @@ Array<String> setup_args(int argc, char **argv) {
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void print_usage_line(i32 indent, char *fmt, ...) {
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while (indent --> 0) {
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gb_printf_err("\t");
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@@ -155,6 +165,163 @@ void usage(String argv0) {
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print_usage_line(1, "version print version");
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}
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enum BuildFlagKind {
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BuildFlag_Invalid,
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BuildFlag_OptimizationLevel,
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BuildFlag_COUNT,
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};
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enum BuildFlagParamKind {
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BuildFlagParam_None,
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BuildFlagParam_Boolean,
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BuildFlagParam_Integer,
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BuildFlagParam_Float,
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BuildFlagParam_String,
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BuildFlagParam_COUNT,
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};
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struct BuildFlag {
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BuildFlagKind kind;
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String name;
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BuildFlagParamKind param_kind;
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};
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void add_flag(Array<BuildFlag> *build_flags, BuildFlagKind kind, String name, BuildFlagParamKind param_kind) {
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BuildFlag flag = {kind, name, param_kind};
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array_add(build_flags, flag);
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}
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bool parse_build_flags(Array<String> args) {
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Array<BuildFlag> build_flags = {};
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array_init(&build_flags, heap_allocator(), BuildFlag_COUNT);
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add_flag(&build_flags, BuildFlag_OptimizationLevel, str_lit("opt"), BuildFlagParam_Integer);
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Array<String> flag_args = args;
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flag_args.data += 3;
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flag_args.count -= 3;
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bool set_flags[BuildFlag_COUNT] = {};
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bool bad_flags = false;
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for_array(i, flag_args) {
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String flag = flag_args[i];
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if (flag[0] != '-') {
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gb_printf_err("Invalid flag: %.*s\n", LIT(flag));
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} else {
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String name = substring(flag, 1, flag.len);
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isize end = 0;
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for (; end < name.len; end++) {
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if (name[end] == '=') {
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break;
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}
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}
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name.len = end;
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String param = substring(flag, 2+end, flag.len);
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bool found = false;
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for_array(build_flag_index, build_flags) {
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BuildFlag bf = build_flags[build_flag_index];
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if (bf.name == name) {
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found = true;
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if (set_flags[bf.kind]) {
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gb_printf_err("Previous flag set: `%.*s`\n", LIT(name));
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bad_flags = true;
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} else {
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ExactValue value = {};
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bool ok = false;
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if (bf.param_kind == BuildFlagParam_None) {
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if (param.len == 0) {
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ok = true;
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} else {
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gb_printf_err("Flag `%.*s` was not expecting a parameter `%.*s`\n", LIT(name), LIT(param));
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bad_flags = true;
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}
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} else {
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if (param.len == 0) {
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gb_printf_err("Flag missing for `%.*s`\n", LIT(name));
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bad_flags = true;
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} else {
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ok = true;
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switch (bf.param_kind) {
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default: ok = false; break;
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case BuildFlagParam_Boolean: {
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if (param == "t") {
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value = exact_value_bool(true);
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} else if (param == "T") {
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value = exact_value_bool(true);
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} else if (param == "true") {
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value = exact_value_bool(true);
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} else if (param == "TRUE") {
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value = exact_value_bool(true);
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} else if (param == "1") {
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value = exact_value_bool(true);
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} else if (param == "f") {
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value = exact_value_bool(false);
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} else if (param == "F") {
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value = exact_value_bool(false);
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} else if (param == "false") {
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value = exact_value_bool(false);
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} else if (param == "FALSE") {
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value = exact_value_bool(false);
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} else if (param == "0") {
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value = exact_value_bool(false);
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} else {
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gb_printf_err("Invalid flag parameter for `%.*s` = `%.*s`\n", LIT(name), LIT(param));
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}
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} break;
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case BuildFlagParam_Integer:
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value = exact_value_integer_from_string(param);
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break;
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case BuildFlagParam_Float:
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value = exact_value_float_from_string(param);
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break;
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case BuildFlagParam_String:
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value = exact_value_string(param);
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break;
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}
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}
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}
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if (ok) {
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switch (bf.kind) {
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case BuildFlag_OptimizationLevel:
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if (value.kind == ExactValue_Integer) {
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build_context.optimization_level = cast(i32)i128_to_i64(value.value_integer);
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} else {
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gb_printf_err("%.*s expected an integer, got %.*s", LIT(name), LIT(param));
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bad_flags = true;
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ok = false;
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}
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break;
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}
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}
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set_flags[bf.kind] = ok;
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}
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break;
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}
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}
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if (!found) {
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gb_printf_err("Unknown flag: `%.*s`\n", LIT(name));
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bad_flags = true;
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}
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}
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}
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return !bad_flags;
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}
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int main(int arg_count, char **arg_ptr) {
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if (arg_count < 2) {
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usage(make_string_c(arg_ptr[0]));
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@@ -172,39 +339,31 @@ int main(int arg_count, char **arg_ptr) {
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#if 1
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init_build_context();
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if (build_context.word_size == 4) {
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print_usage_line(0, "%s 32-bit is not yet supported", args[0]);
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return 1;
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}
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init_universal_scope();
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String init_filename = {};
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bool run_output = false;
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if (args[1] == "run") {
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if (args.count != 3) {
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if (args.count < 3) {
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usage(args[0]);
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return 1;
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}
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init_filename = args[2];
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run_output = true;
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} else if (args[1] == "build_dll") {
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if (args.count != 3) {
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if (args.count < 3) {
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usage(args[0]);
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return 1;
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}
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init_filename = args[2];
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build_context.is_dll = true;
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} else if (args[1] == "build") {
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if (args.count != 3) {
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if (args.count < 3) {
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usage(args[0]);
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return 1;
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}
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init_filename = args[2];
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} else if (args[1] == "docs") {
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if (args.count != 3) {
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if (args.count < 3) {
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usage(args[0]);
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return 1;
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}
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@@ -223,6 +382,18 @@ int main(int arg_count, char **arg_ptr) {
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return 1;
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}
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if (!parse_build_flags(args)) {
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return 1;
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}
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init_build_context();
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if (build_context.word_size == 4) {
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print_usage_line(0, "%s 32-bit is not yet supported", args[0]);
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return 1;
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}
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init_universal_scope();
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// TODO(bill): prevent compiling without a linker
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timings_start_section(&timings, str_lit("parse files"));
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@@ -291,49 +462,44 @@ int main(int arg_count, char **arg_ptr) {
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String output_base = ir_gen.output_base;
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int base_name_len = output_base.len;
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i32 optimization_level = 0;
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optimization_level = gb_clamp(optimization_level, 0, 3);
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build_context.optimization_level = gb_clamp(build_context.optimization_level, 0, 3);
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i32 exit_code = 0;
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#if defined(GB_SYSTEM_WINDOWS)
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// For more passes arguments: http://llvm.org/docs/Passes.html
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exit_code = system_exec_command_line_app("llvm-opt", false,
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"\"%.*sbin/opt\" \"%.*s\".ll -o \"%.*s\".bc "
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"-mem2reg "
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"-memcpyopt "
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"-die "
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// "-dse "
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// "-dce "
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// "-S "
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"",
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LIT(build_context.ODIN_ROOT),
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LIT(output_base), LIT(output_base));
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if (exit_code != 0) {
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return exit_code;
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}
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// For more passes arguments: http://llvm.org/docs/Passes.html
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exit_code = system_exec_command_line_app("llvm-opt", false,
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"\"%.*sbin/opt\" \"%.*s\".ll -o \"%.*s\".bc %.*s "
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"-mem2reg "
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"-memcpyopt "
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"-die "
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"",
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LIT(build_context.ODIN_ROOT),
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LIT(output_base), LIT(output_base),
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LIT(build_context.opt_flags));
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if (exit_code != 0) {
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return exit_code;
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}
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#else
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// NOTE(zangent): This is separate because it seems that LLVM tools are packaged
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// with the Windows version, while they will be system-provided on MacOS and GNU/Linux
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exit_code = system_exec_command_line_app("llvm-opt", false,
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"opt \"%.*s\".ll -o \"%.*s\".bc "
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"-mem2reg "
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"-memcpyopt "
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"-die "
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#if defined(GB_SYSTEM_OSX)
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// This sets a requirement of Mountain Lion and up, but the compiler doesn't work without this limit.
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// NOTE: If you change this (although this minimum is as low as you can go with Odin working)
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// make sure to also change the `macosx_version_min` param passed to `llc`
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"-mtriple=x86_64-apple-macosx10.8 "
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#endif
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// "-dse "
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// "-dce "
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// "-S "
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"",
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LIT(output_base), LIT(output_base));
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if (exit_code != 0) {
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return exit_code;
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}
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// NOTE(zangent): This is separate because it seems that LLVM tools are packaged
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// with the Windows version, while they will be system-provided on MacOS and GNU/Linux
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exit_code = system_exec_command_line_app("llvm-opt", false,
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"opt \"%.*s\".ll -o \"%.*s\".bc %.*s "
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"-mem2reg "
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"-memcpyopt "
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"-die "
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#if defined(GB_SYSTEM_OSX)
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// This sets a requirement of Mountain Lion and up, but the compiler doesn't work without this limit.
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// NOTE: If you change this (although this minimum is as low as you can go with Odin working)
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// make sure to also change the `macosx_version_min` param passed to `llc`
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"-mtriple=x86_64-apple-macosx10.8 "
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#endif
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"",
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LIT(output_base), LIT(output_base),
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LIT(build_context.opt_flags));
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if (exit_code != 0) {
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return exit_code;
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}
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#endif
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#if defined(GB_SYSTEM_WINDOWS)
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@@ -346,7 +512,7 @@ int main(int arg_count, char **arg_ptr) {
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"",
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LIT(build_context.ODIN_ROOT),
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LIT(output_base),
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optimization_level,
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build_context.optimization_level,
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LIT(build_context.llc_flags));
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if (exit_code != 0) {
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return exit_code;
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@@ -408,7 +574,7 @@ int main(int arg_count, char **arg_ptr) {
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// "-debug-pass=Arguments "
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"",
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LIT(output_base),
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optimization_level,
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build_context.optimization_level,
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LIT(build_context.llc_flags));
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if (exit_code != 0) {
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return exit_code;
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