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Merge branch 'nebulaeonline-nebulaeonline'

Browse Source 
Zig gains the UEFI OS target
This commit is contained in:
Andrew Kelley 2018-12-26 15:26:53 -05:00
commit 2b7e29f791
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GPG Key ID: 7C5F548F728501A9
16 changed files with 284 additions and 181 deletions
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1
CMakeLists.txt
View File

@ -590,6 +590,7 @@ set(ZIG_STD_FILES
"os/freebsd/x86_64.zig"
"os/path.zig"
"os/time.zig"
"os/uefi.zig"
"os/windows/advapi32.zig"
"os/windows/error.zig"
"os/windows/index.zig"

40
README.md
View File

@ -87,26 +87,26 @@ clarity.
#### Support Table
| | freestanding | linux | macosx | windows | freebsd | other |
|--------|--------------|--------|--------|---------|---------|--------|
|x86_64 | Tier 2 | Tier 1 | Tier 1 | Tier 1 | Tier 2 | Tier 3 |
|i386 | Tier 2 | Tier 2 | Tier 2 | Tier 2 | Tier 3 | Tier 3 |
|arm | Tier 2 | Tier 3 | Tier 3 | Tier 3 | Tier 3 | Tier 3 |
|arm64 | Tier 2 | Tier 2 | Tier 3 | Tier 3 | Tier 3 | Tier 3 |
|bpf | Tier 3 | Tier 3 | N/A | N/A | Tier 3 | Tier 3 |
|hexagon | Tier 3 | Tier 3 | N/A | N/A | Tier 3 | Tier 3 |
|mips | Tier 3 | Tier 3 | N/A | N/A | Tier 3 | Tier 3 |
|powerpc | Tier 3 | Tier 3 | N/A | N/A | Tier 3 | Tier 3 |
|r600 | Tier 3 | Tier 3 | N/A | N/A | Tier 3 | Tier 3 |
|amdgcn | Tier 3 | Tier 3 | N/A | N/A | Tier 3 | Tier 3 |
|sparc | Tier 3 | Tier 3 | N/A | N/A | Tier 3 | Tier 3 |
|s390x | Tier 3 | Tier 3 | N/A | N/A | Tier 3 | Tier 3 |
|spir | Tier 3 | Tier 3 | N/A | N/A | Tier 3 | Tier 3 |
|lanai | Tier 3 | Tier 3 | N/A | N/A | Tier 3 | Tier 3 |
|wasm32 | Tier 4 | N/A | N/A | N/A | N/A | N/A |
|wasm64 | Tier 4 | N/A | N/A | N/A | N/A | N/A |
|riscv32 | Tier 4 | Tier 4 | N/A | N/A | Tier 4 | Tier 4 |
|riscv64 | Tier 4 | Tier 4 | N/A | N/A | Tier 4 | Tier 4 |
| | freestanding | linux | macosx | windows | freebsd | UEFI | other |
|--------|--------------|--------|--------|---------|---------|--------|--------|
|x86_64 | Tier 2 | Tier 1 | Tier 1 | Tier 1 | Tier 2 | Tier 2 | Tier 3 |
|i386 | Tier 2 | Tier 2 | Tier 2 | Tier 2 | Tier 3 | Tier 3 | Tier 3 |
|arm | Tier 2 | Tier 3 | Tier 3 | Tier 3 | Tier 3 | Tier 3 | Tier 3 |
|arm64 | Tier 2 | Tier 2 | Tier 3 | Tier 3 | Tier 3 | Tier 3 | Tier 3 |
|bpf | Tier 3 | Tier 3 | N/A | N/A | Tier 3 | Tier 3 | Tier 3 |
|hexagon | Tier 3 | Tier 3 | N/A | N/A | Tier 3 | Tier 3 | Tier 3 |
|mips | Tier 3 | Tier 3 | N/A | N/A | Tier 3 | Tier 3 | Tier 3 |
|powerpc | Tier 3 | Tier 3 | N/A | N/A | Tier 3 | Tier 3 | Tier 3 |
|r600 | Tier 3 | Tier 3 | N/A | N/A | Tier 3 | Tier 3 | Tier 3 |
|amdgcn | Tier 3 | Tier 3 | N/A | N/A | Tier 3 | Tier 3 | Tier 3 |
|sparc | Tier 3 | Tier 3 | N/A | N/A | Tier 3 | Tier 3 | Tier 3 |
|s390x | Tier 3 | Tier 3 | N/A | N/A | Tier 3 | Tier 3 | Tier 3 |
|spir | Tier 3 | Tier 3 | N/A | N/A | Tier 3 | Tier 3 | Tier 3 |
|lanai | Tier 3 | Tier 3 | N/A | N/A | Tier 3 | Tier 3 | Tier 3 |
|wasm32 | Tier 4 | N/A | N/A | N/A | N/A | N/A | N/A |
|wasm64 | Tier 4 | N/A | N/A | N/A | N/A | N/A | N/A |
|riscv32 | Tier 4 | Tier 4 | N/A | N/A | Tier 4 | Tier 4 | Tier 4 |
|riscv64 | Tier 4 | Tier 4 | N/A | N/A | Tier 4 | Tier 4 | Tier 4 |
## Community

2
src-self-hosted/target.zig
View File

@ -520,7 +520,7 @@ pub const Target = union(enum) {
=> return 64,
},
builtin.Os.windows => switch (id) {
builtin.Os.windows, builtin.Os.uefi => switch (id) {
CInt.Id.Short,
CInt.Id.UShort,
=> return 16,

3
src/all_types.hpp
View File

@ -1750,12 +1750,11 @@ struct CodeGen {
BuildMode build_mode;
OutType out_type;
ZigTarget zig_target;
TargetSubsystem subsystem;
bool is_static;
bool strip_debug_symbols;
bool is_test_build;
bool is_native_target;
bool windows_subsystem_windows;
bool windows_subsystem_console;
bool linker_rdynamic;
bool no_rosegment_workaround;
bool each_lib_rpath;

10
src/analyze.cpp
View File

@ -3203,14 +3203,12 @@ void add_fn_export(CodeGen *g, ZigFn *fn_table_entry, Buf *symbol_name, GlobalLi
if (ccc) {
if (buf_eql_str(symbol_name, "main") && g->libc_link_lib != nullptr) {
g->have_c_main = true;
g->windows_subsystem_windows = false;
g->windows_subsystem_console = true;
g->subsystem = TargetSubsystemConsole;
} else if (buf_eql_str(symbol_name, "WinMain") &&
g->zig_target.os == OsWindows)
{
g->have_winmain = true;
g->windows_subsystem_windows = true;
g->windows_subsystem_console = false;
g->subsystem = TargetSubsystemWindows;
} else if (buf_eql_str(symbol_name, "WinMainCRTStartup") &&
g->zig_target.os == OsWindows)
{
@ -3221,6 +3219,7 @@ void add_fn_export(CodeGen *g, ZigFn *fn_table_entry, Buf *symbol_name, GlobalLi
g->have_dllmain_crt_startup = true;
}
}
FnExport *fn_export = fn_table_entry->export_list.add_one();
memset(fn_export, 0, sizeof(FnExport));
buf_init_from_buf(&fn_export->name, symbol_name);
@ -4376,8 +4375,7 @@ ImportTableEntry *add_source_file(CodeGen *g, PackageTableEntry *package, Buf *r
if (is_pub && ok_cc) {
if (buf_eql_str(proto_name, "main")) {
g->have_pub_main = true;
g->windows_subsystem_windows = false;
g->windows_subsystem_console = true;
g->subsystem = TargetSubsystemConsole;
} else if (buf_eql_str(proto_name, "panic")) {
g->have_pub_panic = true;
}

14
src/codegen.cpp
View File

@ -291,11 +291,6 @@ void codegen_add_framework(CodeGen *g, const char *framework) {
g->darwin_frameworks.append(buf_create_from_str(framework));
}
void codegen_set_windows_subsystem(CodeGen *g, bool mwindows, bool mconsole) {
g->windows_subsystem_windows = mwindows;
g->windows_subsystem_console = mconsole;
}
void codegen_set_mmacosx_version_min(CodeGen *g, Buf *mmacosx_version_min) {
g->mmacosx_version_min = mmacosx_version_min;
}
@ -7236,8 +7231,7 @@ static void init(CodeGen *g) {
}
if (g->is_test_build) {
g->windows_subsystem_windows = false;
g->windows_subsystem_console = true;
g->subsystem = TargetSubsystemConsole;
}
assert(g->root_out_name);
@ -7273,7 +7267,7 @@ static void init(CodeGen *g) {
// LLVM creates invalid binaries on Windows sometimes.
// See https://github.com/ziglang/zig/issues/508
// As a workaround we do not use target native features on Windows.
if (g->zig_target.os == OsWindows) {
if (g->zig_target.os == OsWindows || g->zig_target.os == OsUefi) {
target_specific_cpu_args = "";
target_specific_features = "";
} else {
@ -7519,6 +7513,7 @@ static void gen_root_source(CodeGen *g) {
report_errors_and_maybe_exit(g);
if (!g->is_test_build && g->zig_target.os != OsFreestanding &&
g->zig_target.os != OsUefi &&
!g->have_c_main && !g->have_winmain && !g->have_winmain_crt_startup &&
((g->have_pub_main && g->out_type == OutTypeObj) || g->out_type == OutTypeExe))
{
@ -8075,12 +8070,11 @@ static Error check_cache(CodeGen *g, Buf *manifest_dir, Buf *digest) {
cache_int(ch, g->zig_target.os);
cache_int(ch, g->zig_target.env_type);
cache_int(ch, g->zig_target.oformat);
cache_int(ch, g->subsystem);
cache_bool(ch, g->is_static);
cache_bool(ch, g->strip_debug_symbols);
cache_bool(ch, g->is_test_build);
cache_bool(ch, g->is_native_target);
cache_bool(ch, g->windows_subsystem_windows);
cache_bool(ch, g->windows_subsystem_console);
cache_bool(ch, g->linker_rdynamic);
cache_bool(ch, g->no_rosegment_workaround);
cache_bool(ch, g->each_lib_rpath);

1
src/codegen.hpp
View File

@ -33,7 +33,6 @@ void codegen_set_libc_include_dir(CodeGen *codegen, Buf *libc_include_dir);
void codegen_set_msvc_lib_dir(CodeGen *g, Buf *msvc_lib_dir);
void codegen_set_kernel32_lib_dir(CodeGen *codegen, Buf *kernel32_lib_dir);
void codegen_set_dynamic_linker(CodeGen *g, Buf *dynamic_linker);
void codegen_set_windows_subsystem(CodeGen *g, bool mwindows, bool mconsole);
void codegen_add_lib_dir(CodeGen *codegen, const char *dir);
void codegen_add_forbidden_lib(CodeGen *codegen, Buf *lib);
LinkLib *codegen_add_link_lib(CodeGen *codegen, Buf *lib);

304
src/link.cpp
View File

@ -444,73 +444,20 @@ static bool zig_lld_link(ZigLLVM_ObjectFormatType oformat, const char **args, si
return ZigLLDLink(oformat, args, arg_count, link_diag_callback, diag);
}
static void construct_linker_job_coff(LinkJob *lj) {
static void add_uefi_link_args(LinkJob *lj) {
lj->args.append("/BASE:0");
lj->args.append("/ENTRY:EfiMain");
lj->args.append("/OPT:REF");
lj->args.append("/SAFESEH:NO");
lj->args.append("/MERGE:.rdata=.data");
lj->args.append("/ALIGN:32");
lj->args.append("/NODEFAULTLIB");
lj->args.append("/SECTION:.xdata,D");
}
static void add_nt_link_args(LinkJob *lj, bool is_library) {
CodeGen *g = lj->codegen;
lj->args.append("/ERRORLIMIT:0");
if (g->libc_link_lib != nullptr) {
find_libc_lib_path(g);
}
lj->args.append("-NOLOGO");
if (!g->strip_debug_symbols) {
lj->args.append("-DEBUG");
}
if (g->out_type == OutTypeExe) {
// TODO compile time stack upper bound detection
lj->args.append("/STACK:16777216");
}
coff_append_machine_arg(g, &lj->args);
if (g->windows_subsystem_windows) {
lj->args.append("/SUBSYSTEM:windows");
} else if (g->windows_subsystem_console) {
lj->args.append("/SUBSYSTEM:console");
}
// The commented out stuff is from when we linked with MinGW
// Now that we're linking with LLD it remains to be determined
// how to handle --target-environ gnu
// These comments are a clue
bool is_library = g->out_type == OutTypeLib;
//bool dll = g->out_type == OutTypeLib;
//bool shared = !g->is_static && dll;
//if (g->is_static) {
// lj->args.append("-Bstatic");
//} else {
// if (dll) {
// lj->args.append("--dll");
// } else if (shared) {
// lj->args.append("--shared");
// }
// lj->args.append("-Bdynamic");
// if (dll || shared) {
// lj->args.append("-e");
// if (g->zig_target.arch.arch == ZigLLVM_x86) {
// lj->args.append("_DllMainCRTStartup@12");
// } else {
// lj->args.append("DllMainCRTStartup");
// }
// lj->args.append("--enable-auto-image-base");
// }
//}
lj->args.append(buf_ptr(buf_sprintf("-OUT:%s", buf_ptr(&g->output_file_path))));
if (g->libc_link_lib != nullptr) {
lj->args.append(buf_ptr(buf_sprintf("-LIBPATH:%s", buf_ptr(g->msvc_lib_dir))));
lj->args.append(buf_ptr(buf_sprintf("-LIBPATH:%s", buf_ptr(g->kernel32_lib_dir))));
lj->args.append(buf_ptr(buf_sprintf("-LIBPATH:%s", buf_ptr(g->libc_lib_dir))));
if (g->libc_static_lib_dir != nullptr) {
lj->args.append(buf_ptr(buf_sprintf("-LIBPATH:%s", buf_ptr(g->libc_static_lib_dir))));
}
}
if (lj->link_in_crt) {
const char *lib_str = g->is_static ? "lib" : "";
const char *d_str = (g->build_mode == BuildModeDebug) ? "d" : "";
@ -533,29 +480,180 @@ static void construct_linker_job_coff(LinkJob *lj) {
//https://msdn.microsoft.com/en-us/library/bb531344.aspx
lj->args.append("legacy_stdio_definitions.lib");
//if (shared || dll) {
// lj->args.append(get_libc_file(g, "dllcrt2.o"));
//} else {
// if (g->windows_linker_unicode) {
// lj->args.append(get_libc_file(g, "crt2u.o"));
// } else {
// lj->args.append(get_libc_file(g, "crt2.o"));
// }
//}
//lj->args.append(get_libc_static_file(g, "crtbegin.o"));
// msvcrt depends on kernel32
lj->args.append("kernel32.lib");
} else {
lj->args.append("-NODEFAULTLIB");
lj->args.append("/NODEFAULTLIB");
if (!is_library) {
if (g->have_winmain) {
lj->args.append("-ENTRY:WinMain");
lj->args.append("/ENTRY:WinMain");
} else {
lj->args.append("-ENTRY:WinMainCRTStartup");
lj->args.append("/ENTRY:WinMainCRTStartup");
}
}
}
}
// These are n actual command lines from LINK.EXE UEFI builds (app & driver) to be used as guidance cleaning
// up a bit for building the COFF linker args:
// /OUT:"J:\coding\nebulae\k\x64\Release\k.efi" /LTCG:incremental /Driver /PDB:"J:\coding\nebulae\k\x64\Release\k.pdb" "UefiApplicationEntryPoint.lib" "UefiRuntimeLib.lib" "UefiHiiLib.lib" "UefiHiiServicesLib.lib" "UefiSortLib.lib" "UefiShellLib.lib" "GlueLib.lib" "BaseLib.lib" "BaseDebugPrintErrorLevelLib.lib" "BasePrintLib.lib" "UefiLib.lib" "UefiBootServicesTableLib.lib" "UefiRuntimeServicesTableLib.lib" "UefiDevicePathLibDevicePathProtocol.lib" "UefiDebugLibConOut.lib" "UefiMemoryLib.lib" "UefiMemoryAllocationLib.lib" "BaseSynchronizationLib.lib" "UefiFileHandleLib.lib" /IMPLIB:"J:\coding\nebulae\k\x64\Release\k.lib" /DEBUG:FASTLINK /BASE:"0" /MACHINE:X64 /ENTRY:"EfiMain" /OPT:REF /SAFESEH:NO /SUBSYSTEM:EFI_APPLICATION /MERGE:".rdata=.data" /NOLOGO /ALIGN:32 /NODEFAULTLIB /SECTION:".xdata,D"
// /OUT:"J:\coding\VisualUefi\samples\x64\Release\UefiDriver.efi" /LTCG:incremental /Driver /PDB:"J:\coding\VisualUefi\samples\x64\Release\UefiDriver.pdb" "UefiDriverEntryPoint.lib" "UefiHiiLib.lib" "UefiHiiServicesLib.lib" "UefiSortLib.lib" "UefiShellLib.lib" "GlueLib.lib" "BaseLib.lib" "BaseDebugPrintErrorLevelLib.lib" "BasePrintLib.lib" "UefiLib.lib" "UefiBootServicesTableLib.lib" "UefiRuntimeServicesTableLib.lib" "UefiDevicePathLibDevicePathProtocol.lib" "UefiDebugLibConOut.lib" "UefiMemoryLib.lib" "UefiMemoryAllocationLib.lib" "BaseSynchronizationLib.lib" "UefiFileHandleLib.lib" /IMPLIB:"J:\coding\VisualUefi\samples\x64\Release\UefiDriver.lib" /DEBUG:FASTLINK /BASE:"0" /MACHINE:X64 /ENTRY:"EfiMain" /OPT:REF /SAFESEH:NO /SUBSYSTEM:EFI_BOOT_SERVICE_DRIVER /MERGE:".rdata=.data" /NOLOGO /ALIGN:32 /NODEFAULTLIB /SECTION:".xdata,D"
// This commented out stuff is from when we linked with MinGW
// Now that we're linking with LLD it remains to be determined
// how to handle --target-environ gnu
// These comments are a clue
//bool dll = g->out_type == OutTypeLib;
//bool shared = !g->is_static && dll;
//if (g->is_static) {
// lj->args.append("-Bstatic");
//} else {
// if (dll) {
// lj->args.append("--dll");
// } else if (shared) {
// lj->args.append("--shared");
// }
// lj->args.append("-Bdynamic");
// if (dll || shared) {
// lj->args.append("-e");
// if (g->zig_target.arch.arch == ZigLLVM_x86) {
// lj->args.append("_DllMainCRTStartup@12");
// } else {
// lj->args.append("DllMainCRTStartup");
// }
// lj->args.append("--enable-auto-image-base");
// }
//}
//if (shared || dll) {
// lj->args.append(get_libc_file(g, "dllcrt2.o"));
//} else {
// if (g->windows_linker_unicode) {
// lj->args.append(get_libc_file(g, "crt2u.o"));
// } else {
// lj->args.append(get_libc_file(g, "crt2.o"));
// }
//}
//lj->args.append(get_libc_static_file(g, "crtbegin.o"));
//if (g->libc_link_lib != nullptr) {
//if (g->is_static) {
// lj->args.append("--start-group");
//}
//lj->args.append("-lmingw32");
//lj->args.append("-lgcc");
//bool is_android = (g->zig_target.env_type == ZigLLVM_Android);
//bool is_cyg_ming = is_target_cyg_mingw(&g->zig_target);
//if (!g->is_static && !is_android) {
// if (!is_cyg_ming) {
// lj->args.append("--as-needed");
// }
// //lj->args.append("-lgcc_s");
// if (!is_cyg_ming) {
// lj->args.append("--no-as-needed");
// }
//}
//if (g->is_static && !is_android) {
// //lj->args.append("-lgcc_eh");
//}
//if (is_android && !g->is_static) {
// lj->args.append("-ldl");
//}
//lj->args.append("-lmoldname");
//lj->args.append("-lmingwex");
//lj->args.append("-lmsvcrt");
//if (g->windows_subsystem_windows) {
// lj->args.append("-lgdi32");
// lj->args.append("-lcomdlg32");
//}
//lj->args.append("-ladvapi32");
//lj->args.append("-lshell32");
//lj->args.append("-luser32");
//lj->args.append("-lkernel32");
//if (g->is_static) {
// lj->args.append("--end-group");
//}
//if (lj->link_in_crt) {
// lj->args.append(get_libc_static_file(g, "crtend.o"));
//}
//}
static void construct_linker_job_coff(LinkJob *lj) {
CodeGen *g = lj->codegen;
lj->args.append("/ERRORLIMIT:0");
if (g->libc_link_lib != nullptr) {
find_libc_lib_path(g);
}
lj->args.append("/NOLOGO");
if (!g->strip_debug_symbols) {
lj->args.append("/DEBUG");
}
if (g->out_type == OutTypeExe) {
// TODO compile time stack upper bound detection
lj->args.append("/STACK:16777216");
}
coff_append_machine_arg(g, &lj->args);
bool is_library = g->out_type == OutTypeLib;
switch (g->subsystem) {
case TargetSubsystemAuto:
break;
case TargetSubsystemConsole:
lj->args.append("/SUBSYSTEM:console");
add_nt_link_args(lj, is_library);
break;
case TargetSubsystemEfiApplication:
lj->args.append("/SUBSYSTEM:efi_application");
add_uefi_link_args(lj);
break;
case TargetSubsystemEfiBootServiceDriver:
lj->args.append("/SUBSYSTEM:efi_boot_service_driver");
add_uefi_link_args(lj);
break;
case TargetSubsystemEfiRom:
lj->args.append("/SUBSYSTEM:efi_rom");
add_uefi_link_args(lj);
break;
case TargetSubsystemEfiRuntimeDriver:
lj->args.append("/SUBSYSTEM:efi_runtime_driver");
add_uefi_link_args(lj);
break;
case TargetSubsystemNative:
lj->args.append("/SUBSYSTEM:native");
add_nt_link_args(lj, is_library);
break;
case TargetSubsystemPosix:
lj->args.append("/SUBSYSTEM:posix");
add_nt_link_args(lj, is_library);
break;
case TargetSubsystemWindows:
lj->args.append("/SUBSYSTEM:windows");
add_nt_link_args(lj, is_library);
break;
}
lj->args.append(buf_ptr(buf_sprintf("-OUT:%s", buf_ptr(&g->output_file_path))));
if (g->libc_link_lib != nullptr) {
lj->args.append(buf_ptr(buf_sprintf("-LIBPATH:%s", buf_ptr(g->msvc_lib_dir))));
lj->args.append(buf_ptr(buf_sprintf("-LIBPATH:%s", buf_ptr(g->kernel32_lib_dir))));
lj->args.append(buf_ptr(buf_sprintf("-LIBPATH:%s", buf_ptr(g->libc_lib_dir))));
if (g->libc_static_lib_dir != nullptr) {
lj->args.append(buf_ptr(buf_sprintf("-LIBPATH:%s", buf_ptr(g->libc_static_lib_dir))));
}
}
if (is_library && !g->is_static) {
lj->args.append("-DLL");
@ -627,54 +725,6 @@ static void construct_linker_job_coff(LinkJob *lj) {
}
}
//if (g->libc_link_lib != nullptr) {
//if (g->is_static) {
// lj->args.append("--start-group");
//}
//lj->args.append("-lmingw32");
//lj->args.append("-lgcc");
//bool is_android = (g->zig_target.env_type == ZigLLVM_Android);
//bool is_cyg_ming = is_target_cyg_mingw(&g->zig_target);
//if (!g->is_static && !is_android) {
// if (!is_cyg_ming) {
// lj->args.append("--as-needed");
// }
// //lj->args.append("-lgcc_s");
// if (!is_cyg_ming) {
// lj->args.append("--no-as-needed");
// }
//}
//if (g->is_static && !is_android) {
// //lj->args.append("-lgcc_eh");
//}
//if (is_android && !g->is_static) {
// lj->args.append("-ldl");
//}
//lj->args.append("-lmoldname");
//lj->args.append("-lmingwex");
//lj->args.append("-lmsvcrt");
//if (g->windows_subsystem_windows) {
// lj->args.append("-lgdi32");
// lj->args.append("-lcomdlg32");
//}
//lj->args.append("-ladvapi32");
//lj->args.append("-lshell32");
//lj->args.append("-luser32");
//lj->args.append("-lkernel32");
//if (g->is_static) {
// lj->args.append("--end-group");
//}
//if (lj->link_in_crt) {
// lj->args.append(get_libc_static_file(g, "crtend.o"));
//}
//}
}

44
src/main.cpp
View File

@ -90,8 +90,7 @@ static int print_full_usage(const char *arg0) {
" -rdynamic add all symbols to the dynamic symbol table\n"
" -rpath [path] add directory to the runtime library search path\n"
" --no-rosegment compromise security to workaround valgrind bug\n"
" -mconsole (windows) --subsystem console to the linker\n"
" -mwindows (windows) --subsystem windows to the linker\n"
" --subsystem [subsystem] (windows) /SUBSYSTEM:<subsystem> to the linker\n"
" -framework [name] (darwin) link against framework\n"
" -mios-version-min [ver] (darwin) set iOS deployment target\n"
" -mmacosx-version-min [ver] (darwin) set Mac OS X deployment target\n"
@ -371,8 +370,6 @@ int main(int argc, char **argv) {
const char *target_arch = nullptr;
const char *target_os = nullptr;
const char *target_environ = nullptr;
bool mwindows = false;
bool mconsole = false;
bool rdynamic = false;
const char *mmacosx_version_min = nullptr;
const char *mios_version_min = nullptr;
@ -395,6 +392,7 @@ int main(int argc, char **argv) {
int runtime_args_start = -1;
bool no_rosegment_workaround = false;
bool system_linker_hack = false;
TargetSubsystem subsystem = TargetSubsystemAuto;
if (argc >= 2 && strcmp(argv[1], "build") == 0) {
Buf zig_exe_path_buf = BUF_INIT;
@ -540,10 +538,6 @@ int main(int argc, char **argv) {
verbose_llvm_ir = true;
} else if (strcmp(arg, "--verbose-cimport") == 0) {
verbose_cimport = true;
} else if (strcmp(arg, "-mwindows") == 0) {
mwindows = true;
} else if (strcmp(arg, "-mconsole") == 0) {
mconsole = true;
} else if (strcmp(arg, "-rdynamic") == 0) {
rdynamic = true;
} else if (strcmp(arg, "--no-rosegment") == 0) {
@ -687,6 +681,37 @@ int main(int argc, char **argv) {
ver_patch = atoi(argv[i]);
} else if (strcmp(arg, "--test-cmd") == 0) {
test_exec_args.append(argv[i]);
} else if (strcmp(arg, "--subsystem") == 0) {
if (strcmp(argv[i], "console") == 0) {
subsystem = TargetSubsystemConsole;
} else if (strcmp(argv[i], "windows") == 0) {
subsystem = TargetSubsystemWindows;
} else if (strcmp(argv[i], "posix") == 0) {
subsystem = TargetSubsystemPosix;
} else if (strcmp(argv[i], "native") == 0) {
subsystem = TargetSubsystemNative;
} else if (strcmp(argv[i], "efi_application") == 0) {
subsystem = TargetSubsystemEfiApplication;
} else if (strcmp(argv[i], "efi_boot_service_driver") == 0) {
subsystem = TargetSubsystemEfiBootServiceDriver;
} else if (strcmp(argv[i], "efi_rom") == 0) {
subsystem = TargetSubsystemEfiRom;
} else if (strcmp(argv[i], "efi_runtime_driver") == 0) {
subsystem = TargetSubsystemEfiRuntimeDriver;
} else {
fprintf(stderr, "invalid: --subsystem %s\n"
"Options are:\n"
" console\n"
" windows\n"
" posix\n"
" native\n"
" efi_application\n"
" efi_boot_service_driver\n"
" efi_rom\n"
" efi_runtime_driver\n"
, argv[i]);
return EXIT_FAILURE;
}
} else {
fprintf(stderr, "Invalid argument: %s\n", arg);
return print_error_usage(arg0);
@ -849,6 +874,8 @@ int main(int argc, char **argv) {
buf_out_name = buf_create_from_str("run");
}
CodeGen *g = codegen_create(zig_root_source_file, target, out_type, build_mode, get_zig_lib_dir());
g->subsystem = subsystem;
if (disable_pic) {
if (out_type != OutTypeLib || !is_static) {
fprintf(stderr, "--disable-pic only applies to static libraries");
@ -909,7 +936,6 @@ int main(int argc, char **argv) {
codegen_add_rpath(g, rpath_list.at(i));
}
codegen_set_windows_subsystem(g, mwindows, mconsole);
codegen_set_rdynamic(g, rdynamic);
g->no_rosegment_workaround = no_rosegment_workaround;
if (mmacosx_version_min && mios_version_min) {

11
src/target.cpp
View File

@ -174,6 +174,7 @@ static const Os os_list[] = {
OsContiki,
OsAMDPAL,
OsZen,
OsUefi,
};
// Coordinate with zig_llvm.h
@ -282,6 +283,7 @@ ZigLLVM_OSType get_llvm_os_type(Os os_type) {
case OsSolaris:
return ZigLLVM_Solaris;
case OsWindows:
case OsUefi:
return ZigLLVM_Win32;
case OsHaiku:
return ZigLLVM_Haiku;
@ -394,6 +396,8 @@ const char *get_target_os_name(Os os_type) {
return "freestanding";
case OsZen:
return "zen";
case OsUefi:
return "uefi";
case OsAnanas:
case OsCloudABI:
case OsDragonFly:
@ -756,6 +760,7 @@ uint32_t target_c_type_size_in_bits(const ZigTarget *target, CIntType id) {
case CIntTypeCount:
zig_unreachable();
}
case OsUefi:
case OsWindows:
switch (id) {
case CIntTypeShort:
@ -803,7 +808,7 @@ uint32_t target_c_type_size_in_bits(const ZigTarget *target, CIntType id) {
}
const char *target_o_file_ext(ZigTarget *target) {
if (target->env_type == ZigLLVM_MSVC || target->os == OsWindows) {
if (target->env_type == ZigLLVM_MSVC || target->os == OsWindows || target->os == OsUefi) {
return ".obj";
} else {
return ".o";
@ -821,13 +826,15 @@ const char *target_llvm_ir_file_ext(ZigTarget *target) {
const char *target_exe_file_ext(ZigTarget *target) {
if (target->os == OsWindows) {
return ".exe";
} else if (target->os == OsUefi) {
return ".efi";
} else {
return "";
}
}
const char *target_lib_file_ext(ZigTarget *target, bool is_static, size_t version_major, size_t version_minor, size_t version_patch) {
if (target->os == OsWindows) {
if (target->os == OsWindows || target->os == OsUefi) {
if (is_static) {
return ".lib";
} else {

13
src/target.hpp
View File

@ -51,6 +51,19 @@ enum Os {
OsContiki,
OsAMDPAL,
OsZen,
OsUefi,
};
enum TargetSubsystem {
TargetSubsystemAuto, // Zig should infer the subsystem
TargetSubsystemConsole,
TargetSubsystemWindows,
TargetSubsystemPosix,
TargetSubsystemNative,
TargetSubsystemEfiApplication,
TargetSubsystemEfiBootServiceDriver,
TargetSubsystemEfiRom,
TargetSubsystemEfiRuntimeDriver,
};
struct ZigTarget {

6
src/translate_c.cpp
View File

@ -4749,8 +4749,10 @@ Error parse_h_file(ImportTableEntry *import, ZigList<ErrorMsg *> *errors, const
clang_argv.append("-isystem");
clang_argv.append(buf_ptr(codegen->zig_c_headers_dir));
clang_argv.append("-isystem");
clang_argv.append(buf_ptr(codegen->libc_include_dir));
if (codegen->libc_include_dir != nullptr) {
clang_argv.append("-isystem");
clang_argv.append(buf_ptr(codegen->libc_include_dir));
}
// windows c runtime requires -D_DEBUG if using debug libraries
if (codegen->build_mode == BuildModeDebug) {

2
std/debug/index.zig
View File

@ -1135,7 +1135,7 @@ pub const DebugInfo = switch (builtin.os) {
return self.ofiles.allocator;
}
},
builtin.Os.windows => struct {
builtin.Os.uefi, builtin.Os.windows => struct {
pdb: pdb.Pdb,
coff: *coff.Coff,
sect_contribs: []pdb.SectionContribEntry,

8
std/os/index.zig
View File

@ -18,6 +18,7 @@ test "std.os" {
_ = @import("test.zig");
_ = @import("time.zig");
_ = @import("windows/index.zig");
_ = @import("uefi.zig");
_ = @import("get_app_data_dir.zig");
}
@ -26,6 +27,8 @@ pub const darwin = @import("darwin.zig");
pub const linux = @import("linux/index.zig");
pub const freebsd = @import("freebsd/index.zig");
pub const zen = @import("zen.zig");
pub const uefi = @import("uefi.zig");
pub const posix = switch (builtin.os) {
Os.linux => linux,
Os.macosx, Os.ios => darwin,
@ -33,6 +36,7 @@ pub const posix = switch (builtin.os) {
Os.zen => zen,
else => @compileError("Unsupported OS"),
};
pub const net = @import("net.zig");
pub const ChildProcess = @import("child_process.zig").ChildProcess;
@ -187,6 +191,10 @@ pub fn abort() noreturn {
}
windows.ExitProcess(3);
},
Os.uefi => {
// TODO there's gotta be a better thing to do here than loop forever
while (true) {}
},
else => @compileError("Unsupported OS"),
}
}

2
std/os/uefi.zig Normal file
View File

@ -0,0 +1,2 @@
// TODO this is where the extern declarations go. For example, see
// inc/efilib.h in gnu-efi-code

4
std/special/panic.zig
View File

@ -13,6 +13,10 @@ pub fn panic(msg: []const u8, error_return_trace: ?*builtin.StackTrace) noreturn
builtin.Os.freestanding, builtin.Os.zen => {
while (true) {}
},
builtin.Os.uefi => {
// TODO look into using the debug info and logging helpful messages
std.os.abort();
},
else => {
const first_trace_addr = @ptrToInt(@returnAddress());
std.debug.panicExtra(error_return_trace, first_trace_addr, "{}", msg);