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2efe4c2d68f486006e405ba7d30be03ec121ae6c
Odin/src/build_settings.cpp
gingerBill 2efe4c2d68 Add #+feature dynamic-literals
2025-01-05 13:19:10 +00:00

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#if defined(GB_SYSTEM_FREEBSD) || defined(GB_SYSTEM_OPENBSD)
#include <sys/types.h>
#include <sys/sysctl.h>
#endif
#include "build_cpuid.cpp"
// #if defined(GB_SYSTEM_WINDOWS)
// #define DEFAULT_TO_THREADED_CHECKER
// #endif
#define DEFAULT_MAX_ERROR_COLLECTOR_COUNT (36)
enum TargetOsKind : u16 {
TargetOs_Invalid,
TargetOs_windows,
TargetOs_darwin,
TargetOs_linux,
TargetOs_essence,
TargetOs_freebsd,
TargetOs_openbsd,
TargetOs_netbsd,
TargetOs_haiku,
TargetOs_wasi,
TargetOs_js,
TargetOs_orca,
TargetOs_freestanding,
TargetOs_COUNT,
};
enum TargetArchKind : u16 {
TargetArch_Invalid,
TargetArch_amd64,
TargetArch_i386,
TargetArch_arm32,
TargetArch_arm64,
TargetArch_wasm32,
TargetArch_wasm64p32,
TargetArch_riscv64,
TargetArch_COUNT,
};
enum TargetEndianKind : u8 {
TargetEndian_Little,
TargetEndian_Big,
TargetEndian_COUNT,
};
enum TargetABIKind : u16 {
TargetABI_Default,
TargetABI_Win64,
TargetABI_SysV,
TargetABI_COUNT,
};
enum Windows_Subsystem : u8 {
Windows_Subsystem_BOOT_APPLICATION,
Windows_Subsystem_CONSOLE, // Default,
Windows_Subsystem_EFI_APPLICATION,
Windows_Subsystem_EFI_BOOT_SERVICE_DRIVER,
Windows_Subsystem_EFI_ROM,
Windows_Subsystem_EFI_RUNTIME_DRIVER,
Windows_Subsystem_NATIVE,
Windows_Subsystem_POSIX,
Windows_Subsystem_WINDOWS,
Windows_Subsystem_WINDOWSCE,
Windows_Subsystem_COUNT,
};
struct MicroarchFeatureList {
String microarch;
String features;
};
gb_global String target_os_names[TargetOs_COUNT] = {
str_lit(""),
str_lit("windows"),
str_lit("darwin"),
str_lit("linux"),
str_lit("essence"),
str_lit("freebsd"),
str_lit("openbsd"),
str_lit("netbsd"),
str_lit("haiku"),
str_lit("wasi"),
str_lit("js"),
str_lit("orca"),
str_lit("freestanding"),
};
gb_global String target_arch_names[TargetArch_COUNT] = {
str_lit(""),
str_lit("amd64"),
str_lit("i386"),
str_lit("arm32"),
str_lit("arm64"),
str_lit("wasm32"),
str_lit("wasm64p32"),
str_lit("riscv64"),
};
#include "build_settings_microarch.cpp"
gb_global String target_endian_names[TargetEndian_COUNT] = {
str_lit("little"),
str_lit("big"),
};
gb_global String target_abi_names[TargetABI_COUNT] = {
str_lit(""),
str_lit("win64"),
str_lit("sysv"),
};
gb_global TargetEndianKind target_endians[TargetArch_COUNT] = {
TargetEndian_Little,
TargetEndian_Little,
TargetEndian_Little,
TargetEndian_Little,
TargetEndian_Little,
TargetEndian_Little,
TargetEndian_Little,
};
gb_global String windows_subsystem_names[Windows_Subsystem_COUNT] = {
str_lit("BOOT_APPLICATION"),
str_lit("CONSOLE"), // Default
str_lit("EFI_APPLICATION"),
str_lit("EFI_BOOT_SERVICE_DRIVER"),
str_lit("EFI_ROM"),
str_lit("EFI_RUNTIME_DRIVER"),
str_lit("NATIVE"),
str_lit("POSIX"),
str_lit("WINDOWS"),
str_lit("WINDOWSCE"),
};
#ifndef ODIN_VERSION_RAW
#define ODIN_VERSION_RAW "dev-unknown-unknown"
#endif
gb_global String const ODIN_VERSION = str_lit(ODIN_VERSION_RAW);
struct TargetMetrics {
TargetOsKind os;
TargetArchKind arch;
isize ptr_size;
isize int_size;
isize max_align;
isize max_simd_align;
String target_triplet;
TargetABIKind abi;
};
enum Subtarget : u32 {
Subtarget_Default,
Subtarget_iOS,
Subtarget_COUNT,
};
gb_global String subtarget_strings[Subtarget_COUNT] = {
str_lit(""),
str_lit("ios"),
};
enum QueryDataSetKind {
QueryDataSet_Invalid,
QueryDataSet_GlobalDefinitions,
QueryDataSet_GoToDefinitions,
};
struct QueryDataSetSettings {
QueryDataSetKind kind;
bool ok;
bool compact;
};
enum BuildModeKind {
BuildMode_Executable,
BuildMode_DynamicLibrary,
BuildMode_StaticLibrary,
BuildMode_Object,
BuildMode_Assembly,
BuildMode_LLVM_IR,
BuildMode_COUNT,
};
enum CommandKind : u32 {
Command_run = 1<<0,
Command_build = 1<<1,
Command_check = 1<<3,
Command_doc = 1<<5,
Command_version = 1<<6,
Command_test = 1<<7,
Command_strip_semicolon = 1<<8,
Command_bug_report = 1<<9,
Command__does_check = Command_run|Command_build|Command_check|Command_doc|Command_test|Command_strip_semicolon,
Command__does_build = Command_run|Command_build|Command_test,
Command_all = ~(u32)0,
};
gb_global char const *odin_command_strings[32] = {
"run",
"build",
"check",
"doc",
"version",
"test",
"strip-semicolon",
};
enum CmdDocFlag : u32 {
CmdDocFlag_Short = 1<<0,
CmdDocFlag_AllPackages = 1<<1,
CmdDocFlag_DocFormat = 1<<2,
};
enum TimingsExportFormat : i32 {
TimingsExportUnspecified = 0,
TimingsExportJson = 1,
TimingsExportCSV = 2,
};
enum DependenciesExportFormat : i32 {
DependenciesExportUnspecified = 0,
DependenciesExportMake = 1,
DependenciesExportJson = 2,
};
enum ErrorPosStyle {
ErrorPosStyle_Default, // path(line:column) msg
ErrorPosStyle_Unix, // path:line:column: msg
ErrorPosStyle_COUNT
};
enum RelocMode : u8 {
RelocMode_Default,
RelocMode_Static,
RelocMode_PIC,
RelocMode_DynamicNoPIC,
};
enum BuildPath : u8 {
BuildPath_Main_Package, // Input Path to the package directory (or file) we're building.
BuildPath_RC, // Input Path for .rc file, can be set with `-resource:`.
BuildPath_RES, // Output Path for .res file, generated from previous.
BuildPath_Win_SDK_Bin_Path, // windows_sdk_bin_path
BuildPath_Win_SDK_UM_Lib, // windows_sdk_um_library_path
BuildPath_Win_SDK_UCRT_Lib, // windows_sdk_ucrt_library_path
BuildPath_VS_EXE, // vs_exe_path
BuildPath_VS_LIB, // vs_library_path
BuildPath_Output, // Output Path for .exe, .dll, .so, etc. Can be overridden with `-out:`.
BuildPath_PDB, // Output Path for .pdb file, can be overridden with `-pdb-name:`.
BuildPathCOUNT,
};
enum VetFlags : u64 {
VetFlag_NONE = 0,
VetFlag_Shadowing = 1u<<0,
VetFlag_UsingStmt = 1u<<1,
VetFlag_UsingParam = 1u<<2,
VetFlag_Style = 1u<<3,
VetFlag_Semicolon = 1u<<4,
VetFlag_UnusedVariables = 1u<<5,
VetFlag_UnusedImports = 1u<<6,
VetFlag_Deprecated = 1u<<7,
VetFlag_Cast = 1u<<8,
VetFlag_Tabs = 1u<<9,
VetFlag_UnusedProcedures = 1u<<10,
VetFlag_Unused = VetFlag_UnusedVariables|VetFlag_UnusedImports,
VetFlag_All = VetFlag_Unused|VetFlag_Shadowing|VetFlag_UsingStmt|VetFlag_Deprecated|VetFlag_Cast,
VetFlag_Using = VetFlag_UsingStmt|VetFlag_UsingParam,
};
u64 get_vet_flag_from_name(String const &name) {
if (name == "unused") {
return VetFlag_Unused;
} else if (name == "unused-variables") {
return VetFlag_UnusedVariables;
} else if (name == "unused-imports") {
return VetFlag_UnusedImports;
} else if (name == "shadowing") {
return VetFlag_Shadowing;
} else if (name == "using-stmt") {
return VetFlag_UsingStmt;
} else if (name == "using-param") {
return VetFlag_UsingParam;
} else if (name == "style") {
return VetFlag_Style;
} else if (name == "semicolon") {
return VetFlag_Semicolon;
} else if (name == "deprecated") {
return VetFlag_Deprecated;
} else if (name == "cast") {
return VetFlag_Cast;
} else if (name == "tabs") {
return VetFlag_Tabs;
} else if (name == "unused-procedures") {
return VetFlag_UnusedProcedures;
}
return VetFlag_NONE;
}
enum OptInFeatureFlags : u64 {
OptInFeatureFlag_NONE = 0,
OptInFeatureFlag_DynamicLiterals = 1u<<0,
};
u64 get_feature_flag_from_name(String const &name) {
if (name == "dynamic-literals") {
return OptInFeatureFlag_DynamicLiterals;
}
return OptInFeatureFlag_NONE;
}
enum SanitizerFlags : u32 {
SanitizerFlag_NONE = 0,
SanitizerFlag_Address = 1u<<0,
SanitizerFlag_Memory = 1u<<1,
SanitizerFlag_Thread = 1u<<2,
};
struct BuildCacheData {
u64 crc;
String cache_dir;
// manifests
String files_path;
String args_path;
String env_path;
bool copy_already_done;
};
enum LinkerChoice : i32 {
Linker_Invalid = -1,
Linker_Default = 0,
Linker_lld,
Linker_radlink,
Linker_COUNT,
};
String linker_choices[Linker_COUNT] = {
str_lit("default"),
str_lit("lld"),
str_lit("radlink"),
};
// This stores the information for the specify architecture of this build
struct BuildContext {
// Constants
String ODIN_OS; // Target operating system
String ODIN_ARCH; // Target architecture
String ODIN_VENDOR; // Compiler vendor
String ODIN_VERSION; // Compiler version
String ODIN_ROOT; // Odin ROOT
String ODIN_BUILD_PROJECT_NAME; // Odin main/initial package's directory name
String ODIN_WINDOWS_SUBSYSTEM; // Empty string for non-Windows targets
bool ODIN_DEBUG; // Odin in debug mode
bool ODIN_DISABLE_ASSERT; // Whether the default 'assert' et al is disabled in code or not
bool ODIN_DEFAULT_TO_NIL_ALLOCATOR; // Whether the default allocator is a "nil" allocator or not (i.e. it does nothing)
bool ODIN_DEFAULT_TO_PANIC_ALLOCATOR; // Whether the default allocator is a "panic" allocator or not (i.e. panics on any call to it)
bool ODIN_FOREIGN_ERROR_PROCEDURES;
bool ODIN_VALGRIND_SUPPORT;
ErrorPosStyle ODIN_ERROR_POS_STYLE;
TargetEndianKind endian_kind;
// In bytes
i64 ptr_size; // Size of a pointer, must be >= 4
i64 int_size; // Size of a int/uint, must be >= 4
i64 max_align; // max alignment, must be >= 1 (and typically >= ptr_size)
i64 max_simd_align; // max alignment, must be >= 1 (and typically >= ptr_size)
CommandKind command_kind;
String command;
TargetMetrics metrics;
bool show_help;
Array<Path> build_paths; // Contains `Path` objects to output filename, pdb, resource and intermediate files.
// BuildPath enum contains the indices of paths we know *before* the work starts.
String out_filepath;
String resource_filepath;
String pdb_filepath;
u64 vet_flags;
u32 sanitizer_flags;
StringSet vet_packages;
bool has_resource;
String link_flags;
String extra_linker_flags;
String extra_assembler_flags;
String microarch;
BuildModeKind build_mode;
bool generate_docs;
bool custom_optimization_level;
i32 optimization_level;
bool show_timings;
TimingsExportFormat export_timings_format;
String export_timings_file;
DependenciesExportFormat export_dependencies_format;
String export_dependencies_file;
bool show_unused;
bool show_unused_with_location;
bool show_more_timings;
bool show_defineables;
String export_defineables_file;
bool show_system_calls;
bool keep_temp_files;
bool ignore_unknown_attributes;
bool no_bounds_check;
bool no_type_assert;
bool no_dynamic_literals;
bool no_output_files;
bool no_crt;
bool no_rpath;
bool no_entry_point;
bool no_thread_local;
bool cross_compiling;
bool different_os;
bool keep_object_files;
bool disallow_do;
LinkerChoice linker_choice;
StringSet custom_attributes;
bool strict_style;
bool ignore_warnings;
bool warnings_as_errors;
bool hide_error_line;
bool terse_errors;
bool json_errors;
bool has_ansi_terminal_colours;
bool fast_isel;
bool ignore_lazy;
bool ignore_llvm_build;
bool ignore_panic;
bool ignore_microsoft_magic;
bool linker_map_file;
bool use_separate_modules;
bool module_per_file;
bool cached;
BuildCacheData build_cache_data;
bool internal_no_inline;
bool internal_by_value;
bool no_threaded_checker;
bool show_debug_messages;
bool copy_file_contents;
bool no_rtti;
bool dynamic_map_calls;
bool obfuscate_source_code_locations;
bool min_link_libs;
bool print_linker_flags;
RelocMode reloc_mode;
bool disable_red_zone;
isize max_error_count;
bool tilde_backend;
u32 cmd_doc_flags;
Array<String> extra_packages;
bool test_all_packages;
gbAffinity affinity;
isize thread_count;
PtrMap<char const *, ExactValue> defined_values;
StringSet target_features_set;
String target_features_string;
bool strict_target_features;
String minimum_os_version_string;
bool minimum_os_version_string_given;
};
gb_global BuildContext build_context = {0};
gb_internal bool IS_ODIN_DEBUG(void) {
return build_context.ODIN_DEBUG;
}
gb_internal bool global_warnings_as_errors(void) {
return build_context.warnings_as_errors;
}
gb_internal bool global_ignore_warnings(void) {
return build_context.ignore_warnings;
}
gb_internal isize MAX_ERROR_COLLECTOR_COUNT(void) {
if (build_context.max_error_count <= 0) {
return DEFAULT_MAX_ERROR_COLLECTOR_COUNT;
}
return build_context.max_error_count;
}
#if defined(GB_SYSTEM_WINDOWS)
#include <llvm-c/Config/llvm-config.h>
#else
#include <llvm/Config/llvm-config.h>
#endif
// NOTE: AMD64 targets had their alignment on 128 bit ints bumped from 8 to 16 (undocumented of course).
#if LLVM_VERSION_MAJOR >= 18
#define AMD64_MAX_ALIGNMENT 16
#else
#define AMD64_MAX_ALIGNMENT 8
#endif
#if LLVM_VERSION_MAJOR >= 18
#define I386_MAX_ALIGNMENT 16
#else
#define I386_MAX_ALIGNMENT 4
#endif
gb_global TargetMetrics target_windows_i386 = {
TargetOs_windows,
TargetArch_i386,
4, 4, I386_MAX_ALIGNMENT, 16,
str_lit("i386-pc-windows-msvc"),
};
gb_global TargetMetrics target_windows_amd64 = {
TargetOs_windows,
TargetArch_amd64,
8, 8, AMD64_MAX_ALIGNMENT, 32,
str_lit("x86_64-pc-windows-msvc"),
};
gb_global TargetMetrics target_linux_i386 = {
TargetOs_linux,
TargetArch_i386,
4, 4, I386_MAX_ALIGNMENT, 16,
str_lit("i386-pc-linux-gnu"),
};
gb_global TargetMetrics target_linux_amd64 = {
TargetOs_linux,
TargetArch_amd64,
8, 8, AMD64_MAX_ALIGNMENT, 32,
str_lit("x86_64-pc-linux-gnu"),
};
gb_global TargetMetrics target_linux_arm64 = {
TargetOs_linux,
TargetArch_arm64,
8, 8, 16, 32,
str_lit("aarch64-linux-elf"),
};
gb_global TargetMetrics target_linux_arm32 = {
TargetOs_linux,
TargetArch_arm32,
4, 4, 8, 16,
str_lit("arm-unknown-linux-gnueabihf"),
};
gb_global TargetMetrics target_linux_riscv64 = {
TargetOs_linux,
TargetArch_riscv64,
8, 8, 16, 32,
str_lit("riscv64-linux-gnu"),
};
gb_global TargetMetrics target_darwin_amd64 = {
TargetOs_darwin,
TargetArch_amd64,
8, 8, AMD64_MAX_ALIGNMENT, 32,
str_lit("x86_64-apple-macosx"), // NOTE: Changes during initialization based on build flags.
};
gb_global TargetMetrics target_darwin_arm64 = {
TargetOs_darwin,
TargetArch_arm64,
8, 8, 16, 32,
str_lit("arm64-apple-macosx"), // NOTE: Changes during initialization based on build flags.
};
gb_global TargetMetrics target_freebsd_i386 = {
TargetOs_freebsd,
TargetArch_i386,
4, 4, I386_MAX_ALIGNMENT, 16,
str_lit("i386-unknown-freebsd-elf"),
};
gb_global TargetMetrics target_freebsd_amd64 = {
TargetOs_freebsd,
TargetArch_amd64,
8, 8, AMD64_MAX_ALIGNMENT, 32,
str_lit("x86_64-unknown-freebsd-elf"),
};
gb_global TargetMetrics target_freebsd_arm64 = {
TargetOs_freebsd,
TargetArch_arm64,
8, 8, 16, 32,
str_lit("aarch64-unknown-freebsd-elf"),
};
gb_global TargetMetrics target_openbsd_amd64 = {
TargetOs_openbsd,
TargetArch_amd64,
8, 8, AMD64_MAX_ALIGNMENT, 32,
str_lit("x86_64-unknown-openbsd-elf"),
};
gb_global TargetMetrics target_netbsd_amd64 = {
TargetOs_netbsd,
TargetArch_amd64,
8, 8, AMD64_MAX_ALIGNMENT, 32,
str_lit("x86_64-unknown-netbsd-elf"),
};
gb_global TargetMetrics target_netbsd_arm64 = {
TargetOs_netbsd,
TargetArch_arm64,
8, 8, 16, 32,
str_lit("aarch64-unknown-netbsd-elf"),
};
gb_global TargetMetrics target_haiku_amd64 = {
TargetOs_haiku,
TargetArch_amd64,
8, 8, AMD64_MAX_ALIGNMENT, 32,
str_lit("x86_64-unknown-haiku"),
};
gb_global TargetMetrics target_essence_amd64 = {
TargetOs_essence,
TargetArch_amd64,
8, 8, AMD64_MAX_ALIGNMENT, 32,
str_lit("x86_64-pc-none-elf"),
};
gb_global TargetMetrics target_freestanding_wasm32 = {
TargetOs_freestanding,
TargetArch_wasm32,
4, 4, 8, 16,
str_lit("wasm32-freestanding-js"),
};
gb_global TargetMetrics target_js_wasm32 = {
TargetOs_js,
TargetArch_wasm32,
4, 4, 8, 16,
str_lit("wasm32-js-js"),
};
gb_global TargetMetrics target_wasi_wasm32 = {
TargetOs_wasi,
TargetArch_wasm32,
4, 4, 8, 16,
str_lit("wasm32-wasi-js"),
};
gb_global TargetMetrics target_orca_wasm32 = {
TargetOs_orca,
TargetArch_wasm32,
4, 4, 8, 16,
str_lit("wasm32-wasi-js"),
};
gb_global TargetMetrics target_freestanding_wasm64p32 = {
TargetOs_freestanding,
TargetArch_wasm64p32,
4, 8, 8, 16,
str_lit("wasm32-freestanding-js"),
};
gb_global TargetMetrics target_js_wasm64p32 = {
TargetOs_js,
TargetArch_wasm64p32,
4, 8, 8, 16,
str_lit("wasm32-js-js"),
};
gb_global TargetMetrics target_wasi_wasm64p32 = {
TargetOs_wasi,
TargetArch_wasm32,
4, 8, 8, 16,
str_lit("wasm32-wasi-js"),
};
gb_global TargetMetrics target_freestanding_amd64_sysv = {
TargetOs_freestanding,
TargetArch_amd64,
8, 8, AMD64_MAX_ALIGNMENT, 32,
str_lit("x86_64-pc-none-gnu"),
TargetABI_SysV,
};
gb_global TargetMetrics target_freestanding_amd64_win64 = {
TargetOs_freestanding,
TargetArch_amd64,
8, 8, AMD64_MAX_ALIGNMENT, 32,
str_lit("x86_64-pc-none-msvc"),
TargetABI_Win64,
};
gb_global TargetMetrics target_freestanding_arm64 = {
TargetOs_freestanding,
TargetArch_arm64,
8, 8, 16, 32,
str_lit("aarch64-none-elf"),
};
gb_global TargetMetrics target_freestanding_arm32 = {
TargetOs_freestanding,
TargetArch_arm32,
4, 4, 8, 16,
str_lit("arm-unknown-unknown-gnueabihf"),
};
gb_global TargetMetrics target_freestanding_riscv64 = {
TargetOs_freestanding,
TargetArch_riscv64,
8, 8, 16, 32,
str_lit("riscv64-unknown-gnu"),
};
struct NamedTargetMetrics {
String name;
TargetMetrics *metrics;
};
gb_global NamedTargetMetrics named_targets[] = {
{ str_lit("darwin_amd64"), &target_darwin_amd64 },
{ str_lit("darwin_arm64"), &target_darwin_arm64 },
{ str_lit("essence_amd64"), &target_essence_amd64 },
{ str_lit("linux_i386"), &target_linux_i386 },
{ str_lit("linux_amd64"), &target_linux_amd64 },
{ str_lit("linux_arm64"), &target_linux_arm64 },
{ str_lit("linux_arm32"), &target_linux_arm32 },
{ str_lit("linux_riscv64"), &target_linux_riscv64 },
{ str_lit("windows_i386"), &target_windows_i386 },
{ str_lit("windows_amd64"), &target_windows_amd64 },
{ str_lit("freebsd_i386"), &target_freebsd_i386 },
{ str_lit("freebsd_amd64"), &target_freebsd_amd64 },
{ str_lit("freebsd_arm64"), &target_freebsd_arm64 },
{ str_lit("netbsd_amd64"), &target_netbsd_amd64 },
{ str_lit("netbsd_arm64"), &target_netbsd_arm64 },
{ str_lit("openbsd_amd64"), &target_openbsd_amd64 },
{ str_lit("haiku_amd64"), &target_haiku_amd64 },
{ str_lit("freestanding_wasm32"), &target_freestanding_wasm32 },
{ str_lit("wasi_wasm32"), &target_wasi_wasm32 },
{ str_lit("js_wasm32"), &target_js_wasm32 },
{ str_lit("orca_wasm32"), &target_orca_wasm32 },
{ str_lit("freestanding_wasm64p32"), &target_freestanding_wasm64p32 },
{ str_lit("js_wasm64p32"), &target_js_wasm64p32 },
{ str_lit("wasi_wasm64p32"), &target_wasi_wasm64p32 },
{ str_lit("freestanding_amd64_sysv"), &target_freestanding_amd64_sysv },
{ str_lit("freestanding_amd64_win64"), &target_freestanding_amd64_win64 },
{ str_lit("freestanding_arm64"), &target_freestanding_arm64 },
{ str_lit("freestanding_arm32"), &target_freestanding_arm32 },
{ str_lit("freestanding_riscv64"), &target_freestanding_riscv64 },
};
gb_global NamedTargetMetrics *selected_target_metrics;
gb_global Subtarget selected_subtarget;
gb_internal TargetOsKind get_target_os_from_string(String str) {
for (isize i = 0; i < TargetOs_COUNT; i++) {
if (str_eq_ignore_case(target_os_names[i], str)) {
return cast(TargetOsKind)i;
}
}
return TargetOs_Invalid;
}
gb_internal TargetArchKind get_target_arch_from_string(String str) {
for (isize i = 0; i < TargetArch_COUNT; i++) {
if (str_eq_ignore_case(target_arch_names[i], str)) {
return cast(TargetArchKind)i;
}
}
return TargetArch_Invalid;
}
gb_internal bool is_excluded_target_filename(String name) {
String original_name = name;
name = remove_extension_from_path(name);
if (string_starts_with(name, str_lit("."))) {
// Ignore .*.odin files
return true;
}
if (build_context.command_kind != Command_test) {
String test_suffix = str_lit("_test");
if (string_ends_with(name, test_suffix) && name != test_suffix) {
// Ignore *_test.odin files
return true;
}
}
String str1 = {};
String str2 = {};
isize n = 0;
str1 = name;
n = str1.len;
for (isize i = str1.len-1; i >= 0 && str1[i] != '_'; i--) {
n -= 1;
}
str1 = substring(str1, n, str1.len);
str2 = substring(name, 0, gb_max(n-1, 0));
n = str2.len;
for (isize i = str2.len-1; i >= 0 && str2[i] != '_'; i--) {
n -= 1;
}
str2 = substring(str2, n, str2.len);
if (str1 == name) {
return false;
}
TargetOsKind os1 = get_target_os_from_string(str1);
TargetArchKind arch1 = get_target_arch_from_string(str1);
TargetOsKind os2 = get_target_os_from_string(str2);
TargetArchKind arch2 = get_target_arch_from_string(str2);
if (os1 != TargetOs_Invalid && arch2 != TargetArch_Invalid) {
return os1 != build_context.metrics.os || arch2 != build_context.metrics.arch;
} else if (arch1 != TargetArch_Invalid && os2 != TargetOs_Invalid) {
return arch1 != build_context.metrics.arch || os2 != build_context.metrics.os;
} else if (os1 != TargetOs_Invalid) {
return os1 != build_context.metrics.os;
} else if (arch1 != TargetArch_Invalid) {
return arch1 != build_context.metrics.arch;
}
return false;
}
struct LibraryCollections {
String name;
String path;
};
gb_global Array<LibraryCollections> library_collections = {0};
gb_internal void add_library_collection(String name, String path) {
LibraryCollections lc = {name, string_trim_whitespace(path)};
array_add(&library_collections, lc);
}
gb_internal bool find_library_collection_path(String name, String *path) {
for (auto const &lc : library_collections) {
if (lc.name == name) {
if (path) *path = lc.path;
return true;
}
}
return false;
}
gb_internal bool is_arch_wasm(void) {
switch (build_context.metrics.arch) {
case TargetArch_wasm32:
case TargetArch_wasm64p32:
return true;
}
return false;
}
gb_internal bool is_arch_x86(void) {
switch (build_context.metrics.arch) {
case TargetArch_i386:
case TargetArch_amd64:
return true;
}
return false;
}
// TODO(bill): OS dependent versions for the BuildContext
// join_path
// is_dir
// is_file
// is_abs_path
// has_subdir
gb_global String const WIN32_SEPARATOR_STRING = {cast(u8 *)"\\", 1};
gb_global String const NIX_SEPARATOR_STRING = {cast(u8 *)"/", 1};
gb_global String const WASM_MODULE_NAME_SEPARATOR = str_lit("..");
gb_internal String internal_odin_root_dir(void);
gb_internal String odin_root_dir(void) {
if (global_module_path_set) {
return global_module_path;
}
gbAllocator a = permanent_allocator();
char const *found = gb_get_env("ODIN_ROOT", a);
if (found) {
String path = path_to_full_path(a, make_string_c(found));
#if defined(GB_SYSTEM_WINDOWS)
path = normalize_path(a, path, WIN32_SEPARATOR_STRING);
#else
path = normalize_path(a, path, NIX_SEPARATOR_STRING);
#endif
global_module_path = path;
global_module_path_set = true;
return global_module_path;
}
return internal_odin_root_dir();
}
#if defined(GB_SYSTEM_WINDOWS)
gb_internal String internal_odin_root_dir(void) {
String path = global_module_path;
isize len, i;
wchar_t *text;
if (global_module_path_set) {
return global_module_path;
}
auto path_buf = array_make<wchar_t>(heap_allocator(), 300);
len = 0;
for (;;) {
len = GetModuleFileNameW(nullptr, &path_buf[0], cast(int)path_buf.count);
if (len == 0) {
return make_string(nullptr, 0);
}
if (len < path_buf.count) {
break;
}
array_resize(&path_buf, 2*path_buf.count + 300);
}
len += 1; // NOTE(bill): It needs an extra 1 for some reason
mutex_lock(&string_buffer_mutex);
defer (mutex_unlock(&string_buffer_mutex));
text = gb_alloc_array(permanent_allocator(), wchar_t, len+1);
GetModuleFileNameW(nullptr, text, cast(int)len);
path = string16_to_string(heap_allocator(), make_string16(text, len));
for (i = path.len-1; i >= 0; i--) {
u8 c = path[i];
if (c == '/' || c == '\\') {
break;
}
path.len--;
}
global_module_path = path;
global_module_path_set = true;
array_free(&path_buf);
return path;
}
#elif defined(GB_SYSTEM_HAIKU)
#include <FindDirectory.h>
gb_internal String path_to_fullpath(gbAllocator a, String s, bool *ok_);
gb_internal String internal_odin_root_dir(void) {
String path = global_module_path;
isize len, i;
u8 *text;
if (global_module_path_set) {
return global_module_path;
}
auto path_buf = array_make<char>(heap_allocator(), 300);
defer (array_free(&path_buf));
len = 0;
for (;;) {
u32 sz = path_buf.count;
int res = find_path(B_APP_IMAGE_SYMBOL, B_FIND_PATH_IMAGE_PATH, nullptr, &path_buf[0], sz);
if(res == B_OK) {
len = sz;
break;
} else {
array_resize(&path_buf, sz + 1);
}
}
mutex_lock(&string_buffer_mutex);
defer (mutex_unlock(&string_buffer_mutex));
text = gb_alloc_array(permanent_allocator(), u8, len + 1);
gb_memmove(text, &path_buf[0], len);
path = path_to_fullpath(heap_allocator(), make_string(text, len), nullptr);
for (i = path.len-1; i >= 0; i--) {
u8 c = path[i];
if (c == '/' || c == '\\') {
break;
}
path.len--;
}
global_module_path = path;
global_module_path_set = true;
return path;
}
#elif defined(GB_SYSTEM_OSX)
#include <mach-o/dyld.h>
gb_internal String path_to_fullpath(gbAllocator a, String s, bool *ok_);
gb_internal String internal_odin_root_dir(void) {
String path = global_module_path;
isize len, i;
u8 *text;
if (global_module_path_set) {
return global_module_path;
}
auto path_buf = array_make<char>(heap_allocator(), 300);
defer (array_free(&path_buf));
len = 0;
for (;;) {
u32 sz = path_buf.count;
int res = _NSGetExecutablePath(&path_buf[0], &sz);
if(res == 0) {
len = sz;
break;
} else {
array_resize(&path_buf, sz + 1);
}
}
mutex_lock(&string_buffer_mutex);
defer (mutex_unlock(&string_buffer_mutex));
text = gb_alloc_array(permanent_allocator(), u8, len + 1);
gb_memmove(text, &path_buf[0], len);
path = path_to_fullpath(heap_allocator(), make_string(text, len), nullptr);
for (i = path.len-1; i >= 0; i--) {
u8 c = path[i];
if (c == '/' || c == '\\') {
break;
}
path.len--;
}
global_module_path = path;
global_module_path_set = true;
return path;
}
#else
// NOTE: Linux / Unix is unfinished and not tested very well.
#include <sys/stat.h>
gb_internal String path_to_fullpath(gbAllocator a, String s, bool *ok_);
gb_internal String internal_odin_root_dir(void) {
String path = global_module_path;
isize len, i;
u8 *text;
if (global_module_path_set) {
return global_module_path;
}
auto path_buf = array_make<char>(heap_allocator(), 300);
defer (array_free(&path_buf));
len = 0;
for (;;) {
// This is not a 100% reliable system, but for the purposes
// of this compiler, it should be _good enough_.
// That said, there's no solid 100% method on Linux to get the program's
// path without checking this link. Sorry.
#if defined(GB_SYSTEM_FREEBSD)
int mib[4];
mib[0] = CTL_KERN;
mib[1] = KERN_PROC;
mib[2] = KERN_PROC_PATHNAME;
mib[3] = -1;
len = path_buf.count;
sysctl(mib, 4, &path_buf[0], (size_t *) &len, NULL, 0);
#elif defined(GB_SYSTEM_NETBSD)
len = readlink("/proc/curproc/exe", &path_buf[0], path_buf.count);
#elif defined(GB_SYSTEM_DRAGONFLYBSD)
len = readlink("/proc/curproc/file", &path_buf[0], path_buf.count);
#elif defined(GB_SYSTEM_LINUX)
len = readlink("/proc/self/exe", &path_buf[0], path_buf.count);
#elif defined(GB_SYSTEM_OPENBSD)
int error;
int mib[] = {
CTL_KERN,
KERN_PROC_ARGS,
getpid(),
KERN_PROC_ARGV,
};
// get argv size
error = sysctl(mib, 4, NULL, (size_t *) &len, NULL, 0);
if (error == -1) {
// sysctl error
return make_string(nullptr, 0);
}
// get argv
char **argv = (char **)gb_malloc(len);
error = sysctl(mib, 4, argv, (size_t *) &len, NULL, 0);
if (error == -1) {
// sysctl error
gb_mfree(argv);
return make_string(nullptr, 0);
}
// NOTE(Jeroen):
// On OpenBSD, if `odin` is on the path, `argv[0]` will contain just `odin`,
// even though that isn't then the relative path.
// When run from Odin's directory, it returns `./odin`.
// Check argv[0] for lack of / to see if it's a reference to PATH.
// If so, walk PATH to find the executable.
len = gb_strlen(argv[0]);
bool slash_found = false;
bool odin_found = false;
for (int i = 0; i < len; i += 1) {
if (argv[0][i] == '/') {
slash_found = true;
break;
}
}
if (slash_found) {
// copy argv[0] to path_buf
if(len < path_buf.count) {
gb_memmove(&path_buf[0], argv[0], len);
odin_found = true;
}
} else {
gbAllocator a = heap_allocator();
char const *path_env = gb_get_env("PATH", a);
defer (gb_free(a, cast(void *)path_env));
if (path_env) {
int path_len = gb_strlen(path_env);
int path_start = 0;
int path_end = 0;
for (; path_start < path_len; ) {
for (; path_end <= path_len; path_end++) {
if (path_env[path_end] == ':' || path_end == path_len) {
break;
}
}
String path_needle = (const String)make_string((const u8 *)(path_env + path_start), path_end - path_start);
String argv0 = (const String)make_string((const u8 *)argv[0], len);
String odin_candidate = concatenate3_strings(a, path_needle, STR_LIT("/"), argv0);
defer (gb_free(a, odin_candidate.text));
if (gb_file_exists((const char *)odin_candidate.text)) {
len = odin_candidate.len;
if(len < path_buf.count) {
gb_memmove(&path_buf[0], odin_candidate.text, len);
}
odin_found = true;
break;
}
path_start = path_end + 1;
path_end = path_start;
if (path_start > path_len) {
break;
}
}
}
if (!odin_found) {
gb_printf_err("Odin could not locate itself in PATH, and ODIN_ROOT wasn't set either.\n");
}
}
gb_mfree(argv);
#endif
if(len == 0 || len == -1) {
return make_string(nullptr, 0);
}
if (len < path_buf.count) {
break;
}
array_resize(&path_buf, 2*path_buf.count + 300);
}
mutex_lock(&string_buffer_mutex);
defer (mutex_unlock(&string_buffer_mutex));
text = gb_alloc_array(permanent_allocator(), u8, len + 1);
gb_memmove(text, &path_buf[0], len);
path = path_to_fullpath(heap_allocator(), make_string(text, len), nullptr);
for (i = path.len-1; i >= 0; i--) {
u8 c = path[i];
if (c == '/' || c == '\\') {
break;
}
path.len--;
}
global_module_path = path;
global_module_path_set = true;
return path;
}
#endif
gb_global BlockingMutex fullpath_mutex;
#if defined(GB_SYSTEM_WINDOWS)
gb_internal String path_to_fullpath(gbAllocator a, String s, bool *ok_) {
String result = {};
String16 string16 = string_to_string16(heap_allocator(), s);
defer (gb_free(heap_allocator(), string16.text));
DWORD len;
mutex_lock(&fullpath_mutex);
len = GetFullPathNameW(&string16[0], 0, nullptr, nullptr);
if (len != 0) {
wchar_t *text = gb_alloc_array(permanent_allocator(), wchar_t, len+1);
GetFullPathNameW(&string16[0], len, text, nullptr);
mutex_unlock(&fullpath_mutex);
text[len] = 0;
result = string16_to_string(a, make_string16(text, len));
result = string_trim_whitespace(result);
// Replace Windows style separators
for (isize i = 0; i < result.len; i++) {
if (result.text[i] == '\\') {
result.text[i] = '/';
}
}
if (ok_) *ok_ = true;
} else {
if (ok_) *ok_ = false;
mutex_unlock(&fullpath_mutex);
}
return result;
}
#elif defined(GB_SYSTEM_OSX) || defined(GB_SYSTEM_UNIX)
struct PathToFullpathResult {
String result;
bool ok;
};
gb_internal String path_to_fullpath(gbAllocator a, String s, bool *ok_) {
static gb_thread_local StringMap<PathToFullpathResult> cache;
PathToFullpathResult *cached = string_map_get(&cache, s);
if (cached != nullptr) {
if (ok_) *ok_ = cached->ok;
return copy_string(a, cached->result);
}
char *p;
p = realpath(cast(char *)s.text, 0);
defer (free(p));
if(p == nullptr) {
if (ok_) *ok_ = false;
// Path doesn't exist or is malformed, Windows's `GetFullPathNameW` does not check for
// existence of the file where `realpath` does, which causes different behaviour between platforms.
// Two things could be done here:
// 1. clean the path and resolve it manually, just like the Windows function does,
// probably requires porting `filepath.clean` from Odin and doing some more processing.
// 2. just return a copy of the original path.
//
// I have opted for 2 because it is much simpler + we already return `ok = false` + further
// checks and processes will use the path and cause errors (which we want).
String result = copy_string(a, s);
PathToFullpathResult cached_result = {};
cached_result.result = copy_string(permanent_allocator(), result);
cached_result.ok = false;
string_map_set(&cache, copy_string(permanent_allocator(), s), cached_result);
return result;
}
if (ok_) *ok_ = true;
String result = copy_string(a, make_string_c(p));
PathToFullpathResult cached_result = {};
cached_result.result = copy_string(permanent_allocator(), result);
cached_result.ok = true;
string_map_set(&cache, copy_string(permanent_allocator(), s), cached_result);
return result;
}
#else
#error Implement system
#endif
gb_internal String get_fullpath_relative(gbAllocator a, String base_dir, String path, bool *ok_) {
u8 *str = gb_alloc_array(heap_allocator(), u8, base_dir.len+1+path.len+1);
defer (gb_free(heap_allocator(), str));
isize i = 0;
gb_memmove(str+i, base_dir.text, base_dir.len); i += base_dir.len;
gb_memmove(str+i, "/", 1); i += 1;
gb_memmove(str+i, path.text, path.len); i += path.len;
str[i] = 0;
// IMPORTANT NOTE(bill): Remove trailing path separators
// this is required to make sure there is a conventional
// notation for the path
for (/**/; i > 0; i--) {
u8 c = str[i-1];
if (c != '/' && c != '\\') {
break;
}
}
String res = make_string(str, i);
res = string_trim_whitespace(res);
return path_to_fullpath(a, res, ok_);
}
gb_internal String get_fullpath_base_collection(gbAllocator a, String path, bool *ok_) {
String module_dir = odin_root_dir();
String base = str_lit("base/");
isize str_len = module_dir.len + base.len + path.len;
u8 *str = gb_alloc_array(heap_allocator(), u8, str_len+1);
defer (gb_free(heap_allocator(), str));
isize i = 0;
gb_memmove(str+i, module_dir.text, module_dir.len); i += module_dir.len;
gb_memmove(str+i, base.text, base.len); i += base.len;
gb_memmove(str+i, path.text, path.len); i += path.len;
str[i] = 0;
String res = make_string(str, i);
res = string_trim_whitespace(res);
return path_to_fullpath(a, res, ok_);
}
gb_internal String get_fullpath_core_collection(gbAllocator a, String path, bool *ok_) {
String module_dir = odin_root_dir();
String core = str_lit("core/");
isize str_len = module_dir.len + core.len + path.len;
u8 *str = gb_alloc_array(heap_allocator(), u8, str_len+1);
defer (gb_free(heap_allocator(), str));
isize i = 0;
gb_memmove(str+i, module_dir.text, module_dir.len); i += module_dir.len;
gb_memmove(str+i, core.text, core.len); i += core.len;
gb_memmove(str+i, path.text, path.len); i += path.len;
str[i] = 0;
String res = make_string(str, i);
res = string_trim_whitespace(res);
return path_to_fullpath(a, res, ok_);
}
gb_internal bool show_error_line(void) {
return !build_context.hide_error_line && !build_context.json_errors;
}
gb_internal bool terse_errors(void) {
return build_context.terse_errors;
}
gb_internal bool json_errors(void) {
return build_context.json_errors;
}
gb_internal bool has_ansi_terminal_colours(void) {
return build_context.has_ansi_terminal_colours && !json_errors();
}
gb_internal bool has_asm_extension(String const &path) {
String ext = path_extension(path);
if (ext == ".asm") {
return true;
} else if (ext == ".s") {
return true;
} else if (ext == ".S") {
return true;
}
return false;
}
// temporary
gb_internal char *token_pos_to_string(TokenPos const &pos) {
gbString s = gb_string_make_reserve(temporary_allocator(), 128);
String file = get_file_path_string(pos.file_id);
switch (build_context.ODIN_ERROR_POS_STYLE) {
default: /*fallthrough*/
case ErrorPosStyle_Default:
s = gb_string_append_fmt(s, "%.*s(%d:%d)", LIT(file), pos.line, pos.column);
break;
case ErrorPosStyle_Unix:
s = gb_string_append_fmt(s, "%.*s:%d:%d:", LIT(file), pos.line, pos.column);
break;
}
return s;
}
gb_internal void init_build_context(TargetMetrics *cross_target, Subtarget subtarget) {
BuildContext *bc = &build_context;
gb_affinity_init(&bc->affinity);
if (bc->thread_count == 0) {
bc->thread_count = gb_max(bc->affinity.thread_count, 1);
}
bc->ODIN_VENDOR = str_lit("odin");
bc->ODIN_VERSION = ODIN_VERSION;
bc->ODIN_ROOT = odin_root_dir();
if (bc->max_error_count <= 0) {
bc->max_error_count = DEFAULT_MAX_ERROR_COLLECTOR_COUNT;
}
{
char const *found = gb_get_env("ODIN_ERROR_POS_STYLE", permanent_allocator());
if (found) {
ErrorPosStyle kind = ErrorPosStyle_Default;
String style = make_string_c(found);
style = string_trim_whitespace(style);
if (style == "" || style == "default" || style == "odin") {
kind = ErrorPosStyle_Default;
} else if (style == "unix" || style == "gcc" || style == "clang" || style == "llvm") {
kind = ErrorPosStyle_Unix;
} else {
gb_printf_err("Invalid ODIN_ERROR_POS_STYLE: got %.*s\n", LIT(style));
gb_printf_err("Valid formats:\n");
gb_printf_err("\t\"default\" or \"odin\"\n");
gb_printf_err("\t\tpath(line:column) message\n");
gb_printf_err("\t\"unix\"\n");
gb_printf_err("\t\tpath:line:column: message\n");
gb_exit(1);
}
build_context.ODIN_ERROR_POS_STYLE = kind;
}
}
bc->copy_file_contents = true;
TargetMetrics *metrics = nullptr;
#if defined(GB_ARCH_64_BIT)
#if defined(GB_SYSTEM_WINDOWS)
metrics = &target_windows_amd64;
#elif defined(GB_SYSTEM_OSX)
#if defined(GB_CPU_ARM)
metrics = &target_darwin_arm64;
#else
metrics = &target_darwin_amd64;
#endif
#elif defined(GB_SYSTEM_FREEBSD)
#if defined(GB_CPU_ARM)
metrics = &target_freebsd_arm64;
#else
metrics = &target_freebsd_amd64;
#endif
#elif defined(GB_SYSTEM_OPENBSD)
metrics = &target_openbsd_amd64;
#elif defined(GB_SYSTEM_NETBSD)
#if defined(GB_CPU_ARM)
metrics = &target_netbsd_arm64;
#else
metrics = &target_netbsd_amd64;
#endif
#elif defined(GB_SYSTEM_HAIKU)
metrics = &target_haiku_amd64;
#elif defined(GB_CPU_ARM)
metrics = &target_linux_arm64;
#elif defined(GB_CPU_RISCV)
metrics = &target_linux_riscv64;
#else
metrics = &target_linux_amd64;
#endif
#elif defined(GB_CPU_ARM)
#if defined(GB_SYSTEM_WINDOWS)
#error "Build Error: Unsupported architecture"
#elif defined(GB_SYSTEM_OSX)
#error "Build Error: Unsupported architecture"
#elif defined(GB_SYSTEM_FREEBSD)
#error "Build Error: Unsupported architecture"
#else
metrics = &target_linux_arm32;
#endif
#else
#if defined(GB_SYSTEM_WINDOWS)
metrics = &target_windows_i386;
#elif defined(GB_SYSTEM_OSX)
#error "Build Error: Unsupported architecture"
#elif defined(GB_SYSTEM_FREEBSD)
metrics = &target_freebsd_i386;
#else
metrics = &target_linux_i386;
#endif
#endif
if (cross_target != nullptr && metrics != cross_target) {
bc->different_os = cross_target->os != metrics->os;
bc->cross_compiling = true;
metrics = cross_target;
}
GB_ASSERT(metrics->os != TargetOs_Invalid);
GB_ASSERT(metrics->arch != TargetArch_Invalid);
GB_ASSERT(metrics->ptr_size > 1);
GB_ASSERT(metrics->int_size > 1);
GB_ASSERT(metrics->max_align > 1);
GB_ASSERT(metrics->max_simd_align > 1);
GB_ASSERT(metrics->int_size >= metrics->ptr_size);
if (metrics->int_size > metrics->ptr_size) {
GB_ASSERT(metrics->int_size == 2*metrics->ptr_size);
}
bc->metrics = *metrics;
bc->ODIN_OS = target_os_names[metrics->os];
bc->ODIN_ARCH = target_arch_names[metrics->arch];
bc->endian_kind = target_endians[metrics->arch];
bc->ptr_size = metrics->ptr_size;
bc->int_size = metrics->int_size;
bc->max_align = metrics->max_align;
bc->max_simd_align = metrics->max_simd_align;
bc->link_flags = str_lit(" ");
#if defined(DEFAULT_TO_THREADED_CHECKER)
bc->threaded_checker = true;
#endif
if (bc->disable_red_zone) {
if (is_arch_wasm() && bc->metrics.os == TargetOs_freestanding) {
gb_printf_err("-disable-red-zone is not support for this target");
gb_exit(1);
}
}
if (bc->metrics.os == TargetOs_freestanding) {
bc->no_entry_point = true;
} else {
if (bc->no_rtti) {
gb_printf_err("-no-rtti is only allowed on freestanding targets\n");
gb_exit(1);
}
}
// Default to subsystem:CONSOLE on Windows targets
if (bc->ODIN_WINDOWS_SUBSYSTEM == "" && bc->metrics.os == TargetOs_windows) {
bc->ODIN_WINDOWS_SUBSYSTEM = windows_subsystem_names[Windows_Subsystem_CONSOLE];
}
if (metrics->os == TargetOs_darwin && subtarget == Subtarget_iOS) {
switch (metrics->arch) {
case TargetArch_arm64:
bc->metrics.target_triplet = str_lit("arm64-apple-ios");
break;
case TargetArch_amd64:
bc->metrics.target_triplet = str_lit("x86_64-apple-ios");
break;
default:
GB_PANIC("Unknown architecture for darwin");
}
}
if (bc->metrics.os == TargetOs_windows) {
switch (bc->metrics.arch) {
case TargetArch_amd64:
bc->link_flags = str_lit("/machine:x64 ");
break;
case TargetArch_i386:
bc->link_flags = str_lit("/machine:x86 ");
break;
}
} else if (bc->metrics.os == TargetOs_darwin) {
bc->link_flags = concatenate3_strings(permanent_allocator(),
str_lit("-target "), bc->metrics.target_triplet, str_lit(" "));
} else if (is_arch_wasm()) {
gbString link_flags = gb_string_make(heap_allocator(), " ");
// link_flags = gb_string_appendc(link_flags, "--export-all ");
// link_flags = gb_string_appendc(link_flags, "--export-table ");
// if (bc->metrics.arch == TargetArch_wasm64) {
// link_flags = gb_string_appendc(link_flags, "-mwasm64 ");
// }
if (bc->metrics.os != TargetOs_orca) {
link_flags = gb_string_appendc(link_flags, "--allow-undefined ");
}
if (bc->no_entry_point || bc->metrics.os == TargetOs_orca) {
link_flags = gb_string_appendc(link_flags, "--no-entry ");
}
bc->link_flags = make_string_c(link_flags);
// Disallow on wasm
bc->use_separate_modules = false;
} if(bc->metrics.arch == TargetArch_riscv64 && bc->cross_compiling) {
bc->link_flags = str_lit("-target riscv64 ");
} else {
// NOTE: for targets other than darwin, we don't specify a `-target` link flag.
// This is because we don't support cross-linking and clang is better at figuring
// out what the actual target for linking is,
// for example, on x86/alpine/musl it HAS to be `x86_64-alpine-linux-musl` to link correctly.
//
// Note that codegen will still target the triplet we specify, but the intricate details of
// a target shouldn't matter as much to codegen (if it does at all) as it does to linking.
}
// NOTE: needs to be done after adding the -target flag to the linker flags so the linker
// does not annoy the user with version warnings.
if (metrics->os == TargetOs_darwin) {
if (!bc->minimum_os_version_string_given) {
bc->minimum_os_version_string = str_lit("11.0.0");
}
if (subtarget == Subtarget_Default) {
bc->metrics.target_triplet = concatenate_strings(permanent_allocator(), bc->metrics.target_triplet, bc->minimum_os_version_string);
}
}
if (!bc->custom_optimization_level) {
// NOTE(bill): when building with `-debug` but not specifying an optimization level
// default to `-o:none` to improve the debug symbol generation by default
if (bc->ODIN_DEBUG) {
bc->optimization_level = -1; // -o:none
} else {
bc->optimization_level = 0; // -o:minimal
}
}
bc->optimization_level = gb_clamp(bc->optimization_level, -1, 3);
#if defined(GB_SYSTEM_WINDOWS)
if (bc->optimization_level <= 0) {
if (!is_arch_wasm()) {
bc->use_separate_modules = true;
}
}
#endif
// TODO: Static map calls are bugged on `amd64sysv` abi.
if (bc->metrics.os != TargetOs_windows && bc->metrics.arch == TargetArch_amd64) {
// ENFORCE DYNAMIC MAP CALLS
bc->dynamic_map_calls = true;
}
bc->ODIN_VALGRIND_SUPPORT = false;
if (build_context.metrics.os != TargetOs_windows) {
switch (bc->metrics.arch) {
case TargetArch_amd64:
bc->ODIN_VALGRIND_SUPPORT = true;
break;
}
}
if (bc->metrics.os == TargetOs_freestanding) {
bc->ODIN_DEFAULT_TO_NIL_ALLOCATOR = !bc->ODIN_DEFAULT_TO_PANIC_ALLOCATOR;
}
}
#if defined(GB_SYSTEM_WINDOWS)
// NOTE(IC): In order to find Visual C++ paths without relying on environment variables.
// NOTE(Jeroen): No longer needed in `main.cpp -> linker_stage`. We now resolve those paths in `init_build_paths`.
#include "microsoft_craziness.h"
#endif
// NOTE: the target feature and microarch lists are all sorted, so if it turns out to be slow (I don't think it will)
// a binary search is possible.
gb_internal bool check_single_target_feature_is_valid(String const &feature_list, String const &feature) {
String_Iterator it = {feature_list, 0};
for (;;) {
String str = string_split_iterator(&it, ',');
if (str == "") break;
if (str == feature) {
return true;
}
}
return false;
}
gb_internal bool check_target_feature_is_valid(String const &feature, TargetArchKind arch, String *invalid) {
String feature_list = target_features_list[arch];
String_Iterator it = {feature, 0};
for (;;) {
String str = string_split_iterator(&it, ',');
if (str == "") break;
if (!check_single_target_feature_is_valid(feature_list, str)) {
if (invalid) *invalid = str;
return false;
}
}
return true;
}
gb_internal bool check_target_feature_is_valid_globally(String const &feature, String *invalid) {
String_Iterator it = {feature, 0};
for (;;) {
String str = string_split_iterator(&it, ',');
if (str == "") break;
bool valid = false;
for (int arch = TargetArch_Invalid; arch < TargetArch_COUNT; arch += 1) {
if (check_target_feature_is_valid(str, cast(TargetArchKind)arch, invalid)) {
valid = true;
break;
}
}
if (!valid) {
if (invalid) *invalid = str;
return false;
}
}
return true;
}
gb_internal bool check_target_feature_is_valid_for_target_arch(String const &feature, String *invalid) {
return check_target_feature_is_valid(feature, build_context.metrics.arch, invalid);
}
gb_internal bool check_target_feature_is_enabled(String const &feature, String *not_enabled) {
String_Iterator it = {feature, 0};
for (;;) {
String str = string_split_iterator(&it, ',');
if (str == "") break;
if (!string_set_exists(&build_context.target_features_set, str)) {
if (not_enabled) *not_enabled = str;
return false;
}
}
return true;
}
gb_internal bool check_target_feature_is_superset_of(String const &superset, String const &of, String *missing) {
String_Iterator it = {of, 0};
for (;;) {
String str = string_split_iterator(&it, ',');
if (str == "") break;
if (!check_single_target_feature_is_valid(superset, str)) {
if (missing) *missing = str;
return false;
}
}
return true;
}
// NOTE(Jeroen): Set/create the output and other paths and report an error as appropriate.
// We've previously called `parse_build_flags`, so `out_filepath` should be set.
gb_internal bool init_build_paths(String init_filename) {
gbAllocator ha = heap_allocator();
BuildContext *bc = &build_context;
// NOTE(Jeroen): We're pre-allocating BuildPathCOUNT slots so that certain paths are always at the same enumerated index.
array_init(&bc->build_paths, permanent_allocator(), BuildPathCOUNT);
string_set_init(&bc->target_features_set, 1024);
// [BuildPathMainPackage] Turn given init path into a `Path`, which includes normalizing it into a full path.
bc->build_paths[BuildPath_Main_Package] = path_from_string(ha, init_filename);
{
String build_project_name = last_path_element(bc->build_paths[BuildPath_Main_Package].basename);
GB_ASSERT(build_project_name.len > 0);
bc->ODIN_BUILD_PROJECT_NAME = build_project_name;
}
bool produces_output_file = false;
if (bc->command_kind == Command_doc && bc->cmd_doc_flags & CmdDocFlag_DocFormat) {
produces_output_file = true;
} else if (bc->command_kind & Command__does_build) {
produces_output_file = true;
}
if (build_context.ODIN_DEFAULT_TO_NIL_ALLOCATOR ||
build_context.ODIN_DEFAULT_TO_PANIC_ALLOCATOR) {
bc->no_dynamic_literals = true;
}
if (!produces_output_file) {
// Command doesn't produce output files. We're done.
return true;
}
#if defined(GB_SYSTEM_WINDOWS)
if (bc->metrics.os == TargetOs_windows) {
if (bc->resource_filepath.len > 0) {
bc->build_paths[BuildPath_RES] = path_from_string(ha, bc->resource_filepath);
if (!string_ends_with(bc->resource_filepath, str_lit(".res"))) {
bc->build_paths[BuildPath_RES].ext = copy_string(ha, STR_LIT("res"));
bc->build_paths[BuildPath_RC] = path_from_string(ha, bc->resource_filepath);
bc->build_paths[BuildPath_RC].ext = copy_string(ha, STR_LIT("rc"));
}
}
if (bc->pdb_filepath.len > 0) {
bc->build_paths[BuildPath_PDB] = path_from_string(ha, bc->pdb_filepath);
}
if ((bc->command_kind & Command__does_build) && (!bc->ignore_microsoft_magic)) {
// NOTE(ic): It would be nice to extend this so that we could specify the Visual Studio version that we want instead of defaulting to the latest.
Find_Result find_result = find_visual_studio_and_windows_sdk();
if (find_result.windows_sdk_version == 0) {
gb_printf_err("Windows SDK not found.\n");
return false;
}
if (build_context.linker_choice == Linker_Default && find_result.vs_exe_path.len == 0) {
gb_printf_err("link.exe not found.\n");
return false;
}
if (find_result.vs_library_path.len == 0) {
gb_printf_err("VS library path not found.\n");
return false;
}
if (find_result.windows_sdk_um_library_path.len > 0) {
GB_ASSERT(find_result.windows_sdk_ucrt_library_path.len > 0);
if (find_result.windows_sdk_bin_path.len > 0) {
bc->build_paths[BuildPath_Win_SDK_Bin_Path] = path_from_string(ha, find_result.windows_sdk_bin_path);
}
if (find_result.windows_sdk_um_library_path.len > 0) {
bc->build_paths[BuildPath_Win_SDK_UM_Lib] = path_from_string(ha, find_result.windows_sdk_um_library_path);
}
if (find_result.windows_sdk_ucrt_library_path.len > 0) {
bc->build_paths[BuildPath_Win_SDK_UCRT_Lib] = path_from_string(ha, find_result.windows_sdk_ucrt_library_path);
}
if (find_result.vs_exe_path.len > 0) {
bc->build_paths[BuildPath_VS_EXE] = path_from_string(ha, find_result.vs_exe_path);
}
if (find_result.vs_library_path.len > 0) {
bc->build_paths[BuildPath_VS_LIB] = path_from_string(ha, find_result.vs_library_path);
}
}
}
}
#endif
// All the build targets and OSes.
String output_extension;
if (bc->command_kind == Command_doc && bc->cmd_doc_flags & CmdDocFlag_DocFormat) {
output_extension = STR_LIT("odin-doc");
} else if (is_arch_wasm()) {
output_extension = STR_LIT("wasm");
} else if (build_context.build_mode == BuildMode_Executable) {
// By default use no executable extension.
output_extension = make_string(nullptr, 0);
String const single_file_extension = str_lit(".odin");
if (build_context.metrics.os == TargetOs_windows) {
output_extension = STR_LIT("exe");
} else if (build_context.cross_compiling && selected_target_metrics->metrics == &target_essence_amd64) {
// Do nothing: we don't want the .bin extension
// when cross compiling
} else if (path_is_directory(last_path_element(bc->build_paths[BuildPath_Main_Package].basename))) {
// Add .bin extension to avoid collision
// with package directory name
output_extension = STR_LIT("bin");
} else if (string_ends_with(init_filename, single_file_extension) && path_is_directory(remove_extension_from_path(init_filename))) {
// Add bin extension if compiling single-file package
// with same output name as a directory
output_extension = STR_LIT("bin");
}
} else if (build_context.build_mode == BuildMode_DynamicLibrary) {
// By default use a .so shared library extension.
output_extension = STR_LIT("so");
if (build_context.metrics.os == TargetOs_windows) {
output_extension = STR_LIT("dll");
} else if (build_context.metrics.os == TargetOs_darwin) {
output_extension = STR_LIT("dylib");
}
} else if (build_context.build_mode == BuildMode_StaticLibrary) {
output_extension = STR_LIT("a");
if (build_context.metrics.os == TargetOs_windows) {
output_extension = STR_LIT("lib");
}
}else if (build_context.build_mode == BuildMode_Object) {
// By default use a .o object extension.
output_extension = STR_LIT("o");
if (build_context.metrics.os == TargetOs_windows) {
output_extension = STR_LIT("obj");
}
} else if (build_context.build_mode == BuildMode_Assembly) {
// By default use a .S asm extension.
output_extension = STR_LIT("S");
} else if (build_context.build_mode == BuildMode_LLVM_IR) {
output_extension = STR_LIT("ll");
} else {
GB_PANIC("Unhandled build mode/target combination.\n");
}
if (bc->out_filepath.len > 0) {
bc->build_paths[BuildPath_Output] = path_from_string(ha, bc->out_filepath);
if (build_context.metrics.os == TargetOs_windows) {
String output_file = path_to_string(ha, bc->build_paths[BuildPath_Output]);
defer (gb_free(ha, output_file.text));
if (path_is_directory(bc->build_paths[BuildPath_Output])) {
gb_printf_err("Output path %.*s is a directory.\n", LIT(output_file));
return false;
} else if (bc->build_paths[BuildPath_Output].ext.len == 0) {
gb_printf_err("Output path %.*s must have an appropriate extension.\n", LIT(output_file));
return false;
}
}
} else {
Path output_path;
if (str_eq(init_filename, str_lit("."))) {
// We must name the output file after the current directory.
debugf("Output name will be created from current base name %.*s.\n", LIT(bc->build_paths[BuildPath_Main_Package].basename));
String last_element = last_path_element(bc->build_paths[BuildPath_Main_Package].basename);
if (last_element.len == 0) {
gb_printf_err("The output name is created from the last path element. `%.*s` has none. Use `-out:output_name.ext` to set it.\n", LIT(bc->build_paths[BuildPath_Main_Package].basename));
return false;
}
output_path.basename = copy_string(ha, bc->build_paths[BuildPath_Main_Package].basename);
output_path.name = copy_string(ha, last_element);
} else {
// Init filename was not 'current path'.
// Contruct the output name from the path elements as usual.
String output_name = init_filename;
// If it ends with a trailing (back)slash, strip it before continuing.
while (output_name.len > 0 && (output_name[output_name.len-1] == '/' || output_name[output_name.len-1] == '\\')) {
output_name.len -= 1;
}
output_name = remove_directory_from_path(output_name);
output_name = remove_extension_from_path(output_name);
output_name = copy_string(ha, string_trim_whitespace(output_name));
output_path = path_from_string(ha, output_name);
// Note(Dragos): This is a fix for empty filenames
// Turn the trailing folder into the file name
if (output_path.name.len == 0) {
isize len = output_path.basename.len;
while (len > 1 && output_path.basename[len - 1] != '/') {
len -= 1;
}
// We reached the slash
String old_basename = output_path.basename;
output_path.basename.len = len - 1; // Remove the slash
output_path.name = substring(old_basename, len, old_basename.len);
output_path.basename = copy_string(ha, output_path.basename);
output_path.name = copy_string(ha, output_path.name);
// The old basename is wrong. Delete it
gb_free(ha, old_basename.text);
}
// Replace extension.
if (output_path.ext.len > 0) {
gb_free(ha, output_path.ext.text);
}
}
output_path.ext = copy_string(ha, output_extension);
bc->build_paths[BuildPath_Output] = output_path;
}
// Do we have an extension? We might not if the output filename was supplied.
if (bc->build_paths[BuildPath_Output].ext.len == 0) {
if (build_context.metrics.os == TargetOs_windows || is_arch_wasm() || build_context.build_mode != BuildMode_Executable) {
bc->build_paths[BuildPath_Output].ext = copy_string(ha, output_extension);
}
}
String output_file = path_to_string(ha, bc->build_paths[BuildPath_Output]);
defer (gb_free(ha, output_file.text));
// Check if output path is a directory.
if (path_is_directory(bc->build_paths[BuildPath_Output])) {
gb_printf_err("Output path %.*s is a directory.\n", LIT(output_file));
return false;
}
// gbFile output_file_test;
// const char* output_file_name = (const char*)output_file.text;
// gbFileError output_test_err = gb_file_open_mode(&output_file_test, gbFileMode_Append | gbFileMode_Rw, output_file_name);
// if (output_test_err == 0) {
// gb_file_close(&output_file_test);
// gb_file_remove(output_file_name);
// } else {
// String output_file = path_to_string(ha, bc->build_paths[BuildPath_Output]);
// defer (gb_free(ha, output_file.text));
// gb_printf_err("No write permissions for output path: %.*s\n", LIT(output_file));
// return false;
// }
if (build_context.sanitizer_flags & SanitizerFlag_Address) {
switch (build_context.metrics.os) {
case TargetOs_windows:
case TargetOs_linux:
case TargetOs_darwin:
break;
default:
gb_printf_err("-sanitize:address is only supported on windows, linux, and darwin\n");
return false;
}
}
if (build_context.sanitizer_flags & SanitizerFlag_Memory) {
switch (build_context.metrics.os) {
case TargetOs_linux:
break;
default:
gb_printf_err("-sanitize:memory is only supported on linux\n");
return false;
}
if (build_context.metrics.os != TargetOs_linux) {
return false;
}
}
if (build_context.sanitizer_flags & SanitizerFlag_Thread) {
switch (build_context.metrics.os) {
case TargetOs_linux:
case TargetOs_darwin:
break;
default:
gb_printf_err("-sanitize:thread is only supported on linux and darwin\n");
return false;
}
}
if (build_context.no_crt && !build_context.ODIN_DEFAULT_TO_NIL_ALLOCATOR && !build_context.ODIN_DEFAULT_TO_PANIC_ALLOCATOR) {
switch (build_context.metrics.os) {
case TargetOs_linux:
case TargetOs_darwin:
case TargetOs_essence:
case TargetOs_freebsd:
case TargetOs_openbsd:
case TargetOs_netbsd:
case TargetOs_haiku:
gb_printf_err("-no-crt on unix systems requires either -default-to-nil-allocator or -default-to-panic-allocator to also be present because the default allocator requires crt\n");
return false;
}
}
return true;
}
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