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// #define DISPLAY_TIMING
#include "common.cpp"
#include "unicode.cpp"
#include "tokenizer.cpp"
#include "parser.cpp"
#include "printer.cpp"
#include "checker/checker.cpp"
#include "codegen/codegen.cpp"
i32 win32_exec_command_line_app(char *fmt, ...) {
STARTUPINFOW start_info = {gb_size_of(STARTUPINFOW)};
PROCESS_INFORMATION pi = {};
char cmd_line[2048] = {};
isize cmd_len;
va_list va;
gbTempArenaMemory tmp;
String16 cmd;
start_info.dwFlags = STARTF_USESTDHANDLES | STARTF_USESHOWWINDOW;
start_info.wShowWindow = SW_SHOW;
start_info.hStdInput = GetStdHandle(STD_INPUT_HANDLE);
start_info.hStdOutput = GetStdHandle(STD_OUTPUT_HANDLE);
start_info.hStdError = GetStdHandle(STD_ERROR_HANDLE);
va_start(va, fmt);
cmd_len = gb_snprintf_va(cmd_line, gb_size_of(cmd_line), fmt, va);
va_end(va);
tmp = gb_temp_arena_memory_begin(&string_buffer_arena);
defer (gb_temp_arena_memory_end(tmp));
cmd = string_to_string16(string_buffer_allocator, make_string(cast(u8 *)cmd_line, cmd_len-1));
if (CreateProcessW(NULL, cmd.text,
NULL, NULL, true, 0, NULL, NULL,
&start_info, &pi)) {
DWORD exit_code = 0;
WaitForSingleObject(pi.hProcess, INFINITE);
GetExitCodeProcess(pi.hProcess, &exit_code);
CloseHandle(pi.hProcess);
CloseHandle(pi.hThread);
return cast(i32)exit_code;
} else {
// NOTE(bill): failed to create process
gb_printf_err("Failed to execute command:\n\t%s\n", cmd_line);
return -1;
}
}
#if defined(DISPLAY_TIMING)
#define INIT_TIMER() f64 start_time = gb_time_now(), end_time = 0, total_time = 0
#define PRINT_TIMER(section) do { \
f64 diff; \
end_time = gb_time_now(); \
diff = end_time - start_time; \
total_time += diff; \
gb_printf_err("%s: %.1f ms\n", section, diff*1000.0); \
start_time = gb_time_now(); \
} while (0)
#define PRINT_ACCUMULATION() do { \
gb_printf_err("Total compilation time: %.1f ms\n", total_time*1000.0); \
} while (0)
#else
#define INIT_TIMER()
#define PRINT_TIMER(section)
#define PRINT_ACCUMULATION()
#endif
enum ArchKind {
ArchKind_x64,
ArchKind_x86,
};
struct ArchData {
BaseTypeSizes sizes;
String llc_flags;
String link_flags;
};
ArchData make_arch_data(ArchKind kind) {
ArchData data = {};
switch (kind) {
case ArchKind_x64:
default:
data.sizes.word_size = 8;
data.sizes.max_align = 16;
data.llc_flags = make_string("-march=x86-64 ");
data.link_flags = make_string("/machine:x64 ");
break;
case ArchKind_x86:
data.sizes.word_size = 4;
data.sizes.max_align = 8;
data.llc_flags = make_string("-march=x86 ");
data.link_flags = make_string("/machine:x86 ");
break;
}
return data;
}
int main(int argc, char **argv) {
if (argc < 2) {
gb_printf_err("using: %s [run] <filename> \n", argv[0]);
return 1;
}
init_string_buffer_memory();
String module_dir = get_module_dir(gb_heap_allocator());
// defer (gb_free(gb_heap_allocator(), module_dir.text));
INIT_TIMER();
init_universal_scope();
char *init_filename = argv[1];
b32 run_output = false;
if (gb_strncmp(argv[1], "run", 3) == 0) {
run_output = true;
init_filename = argv[2];
}
Parser parser = {0};
if (!init_parser(&parser)) {
return 1;
}
// defer (destroy_parser(&parser));
if (parse_files(&parser, init_filename) != ParseFile_None) {
return 1;
}
PRINT_TIMER("Syntax Parser");
#if 1
Checker checker = {};
ArchData arch_data = make_arch_data(ArchKind_x64);
init_checker(&checker, &parser, arch_data.sizes);
// defer (destroy_checker(&checker));
check_parsed_files(&checker);
PRINT_TIMER("Semantic Checker");
#endif
#if 1
ssaGen ssa = {};
if (!ssa_gen_init(&ssa, &checker)) {
return 1;
}
// defer (ssa_gen_destroy(&ssa));
ssa_gen_tree(&ssa);
PRINT_TIMER("SSA Tree");
// TODO(bill): Speedup writing to file for IR code
ssa_gen_ir(&ssa);
PRINT_TIMER("SSA IR");
char const *output_name = ssa.output_file.filename;
isize base_name_len = gb_path_extension(output_name)-1 - output_name;
String output = make_string(cast(u8 *)output_name, base_name_len);
i32 exit_code = 0;
// For more passes arguments: http://llvm.org/docs/Passes.html
exit_code = win32_exec_command_line_app(
"%.*sbin/opt %s -o %.*s.bc "
"-mem2reg "
"-memcpyopt "
"-die "
// "-dse "
// "-dce "
// "-S "
// "-debug-pass=Arguments "
"",
LIT(module_dir),
output_name, LIT(output));
if (exit_code != 0) {
return exit_code;
}
PRINT_TIMER("llvm-opt");
// For more arguments: http://llvm.org/docs/CommandGuide/llc.html
exit_code = win32_exec_command_line_app(
"%.*sbin/llc %.*s.bc -filetype=obj -O0 "
"%.*s "
"",
LIT(module_dir),
LIT(output),
LIT(arch_data.llc_flags));
if (exit_code != 0) {
return exit_code;
}
PRINT_TIMER("llvm-llc");
gbString lib_str = gb_string_make(gb_heap_allocator(), "Kernel32.lib");
// defer (gb_string_free(lib_str));
char lib_str_buf[1024] = {};
gb_for_array(i, parser.system_libraries) {
String lib = parser.system_libraries[i];
isize len = gb_snprintf(lib_str_buf, gb_size_of(lib_str_buf),
" %.*s.lib", LIT(lib));
lib_str = gb_string_appendc(lib_str, lib_str_buf);
}
exit_code = win32_exec_command_line_app(
"link %.*s.obj -OUT:%.*s.exe %s "
"/defaultlib:libcmt "
"/nologo /incremental:no /opt:ref /subsystem:console "
"%.*s "
"",
LIT(output), LIT(output),
lib_str, LIT(arch_data.link_flags));
if (exit_code != 0) {
return exit_code;
}
PRINT_TIMER("msvc-link");
#endif
PRINT_ACCUMULATION();
if (run_output) {
win32_exec_command_line_app("%.*s.exe", cast(int)base_name_len, output_name);
}
return 0;
}
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