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zig cc: honor all -m and -mno- CPU feature flags

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closes #9196
This commit is contained in:
Andrew Kelley 2021-11-26 19:59:33 -07:00
parent eec825cea2
commit b097545a5f
5 changed files with 453 additions and 320 deletions
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15
lib/std/zig/cross_target.zig
View File

@ -323,6 +323,21 @@ pub const CrossTarget = struct {
return result;
}
/// Similar to `parse` except instead of fully parsing, it only determines the CPU
/// architecture and returns it if it can be determined, and returns `null` otherwise.
/// This is intended to be used if the API user of CrossTarget needs to learn the
/// target CPU architecture in order to fully populate `ParseOptions`.
pub fn parseCpuArch(args: ParseOptions) ?Target.Cpu.Arch {
var it = mem.split(u8, args.arch_os_abi, "-");
const arch_name = it.next().?;
const arch_is_native = mem.eql(u8, arch_name, "native");
if (arch_is_native) {
return builtin.cpu.arch;
} else {
return std.meta.stringToEnum(Target.Cpu.Arch, arch_name);
}
}
/// TODO deprecated, use `std.zig.system.NativeTargetInfo.detect`.
pub fn getCpu(self: CrossTarget) Target.Cpu {
switch (self.cpu_model) {

10
src/clang_options.zig
View File

@ -132,3 +132,13 @@ pub fn sepd1(name: []const u8) CliArg {
.pd1 = true,
};
}
/// Shortcut function for initializing a `CliArg`
pub fn m(name: []const u8) CliArg {
return .{
.name = name,
.syntax = .flag,
.zig_equivalent = .m,
.pd1 = true,
};
}

617
src/clang_options_data.zig
View File

@ -7,6 +7,7 @@ const flagpsl = clang_options.flagpsl;
const joinpd1 = clang_options.joinpd1;
const jspd1 = clang_options.jspd1;
const sepd1 = clang_options.sepd1;
const m = clang_options.m;
pub const data = blk: { @setEvalBranchQuota(6000); break :blk &[_]CliArg{
flagpd1("C"),
flagpd1("CC"),
@ -3771,8 +3772,8 @@ sepd1("lazy_library"),
sepd1("load"),
flagpd1("m16"),
flagpd1("m32"),
flagpd1("m3dnow"),
flagpd1("m3dnowa"),
m("m3dnow"),
m("m3dnowa"),
flagpd1("m64"),
flagpd1("m68000"),
flagpd1("m68010"),
@ -3781,110 +3782,110 @@ flagpd1("m68030"),
flagpd1("m68040"),
flagpd1("m68060"),
flagpd1("m80387"),
flagpd1("mseses"),
m("mseses"),
flagpd1("mabi=ieeelongdouble"),
flagpd1("mabi=vec-default"),
flagpd1("mabi=vec-extabi"),
flagpd1("mabicalls"),
flagpd1("madx"),
flagpd1("maes"),
m("madx"),
m("maes"),
sepd1("main-file-name"),
flagpd1("maix-struct-return"),
flagpd1("malign-double"),
flagpd1("maltivec"),
m("maltivec"),
flagpd1("mamdgpu-ieee"),
flagpd1("mamx-bf16"),
flagpd1("mamx-tile"),
m("mamx-bf16"),
m("mamx-tile"),
flagpd1("marm"),
flagpd1("massembler-fatal-warnings"),
flagpd1("massembler-no-warn"),
flagpd1("matomics"),
flagpd1("mavx"),
flagpd1("mavx2"),
flagpd1("mavx512bf16"),
flagpd1("mavx512bitalg"),
flagpd1("mavx512bw"),
flagpd1("mavx512cd"),
flagpd1("mavx512dq"),
flagpd1("mavx512er"),
flagpd1("mavx512f"),
flagpd1("mavx512ifma"),
flagpd1("mavx512pf"),
flagpd1("mavx512vbmi"),
flagpd1("mavx512vbmi2"),
flagpd1("mavx512vl"),
flagpd1("mavx512vnni"),
flagpd1("mavx512vp2intersect"),
flagpd1("mavx512vpopcntdq"),
flagpd1("mavxvnni"),
m("matomics"),
m("mavx"),
m("mavx2"),
m("mavx512bf16"),
m("mavx512bitalg"),
m("mavx512bw"),
m("mavx512cd"),
m("mavx512dq"),
m("mavx512er"),
m("mavx512f"),
m("mavx512ifma"),
m("mavx512pf"),
m("mavx512vbmi"),
m("mavx512vbmi2"),
m("mavx512vl"),
m("mavx512vnni"),
m("mavx512vp2intersect"),
m("mavx512vpopcntdq"),
m("mavxvnni"),
flagpd1("mbackchain"),
flagpd1("mbig-endian"),
flagpd1("mbmi"),
flagpd1("mbmi2"),
m("mbmi"),
m("mbmi2"),
flagpd1("mbranch-likely"),
flagpd1("mbranch-target-enforce"),
flagpd1("mbranches-within-32B-boundaries"),
flagpd1("mbulk-memory"),
m("mbulk-memory"),
flagpd1("mcheck-zero-division"),
flagpd1("mcldemote"),
flagpd1("mclflushopt"),
flagpd1("mclwb"),
flagpd1("mclzero"),
m("mcldemote"),
m("mclflushopt"),
m("mclwb"),
m("mclzero"),
flagpd1("mcmodel=medany"),
flagpd1("mcmodel=medlow"),
flagpd1("mcmpb"),
m("mcmpb"),
flagpd1("mcmse"),
flagpd1("mcode-object-v3"),
flagpd1("mconstant-cfstrings"),
flagpd1("mconstructor-aliases"),
flagpd1("mcpu=?"),
flagpd1("mcrbits"),
flagpd1("mcrc"),
flagpd1("mcumode"),
flagpd1("mcx16"),
m("mcrbits"),
m("mcrc"),
m("mcumode"),
m("mcx16"),
sepd1("mdebug-pass"),
flagpd1("mdirect-move"),
m("mdirect-move"),
flagpd1("mdisable-tail-calls"),
flagpd1("mdouble-float"),
flagpd1("mdsp"),
flagpd1("mdspr2"),
m("mdsp"),
m("mdspr2"),
sepd1("meabi"),
flagpd1("mefpu2"),
m("mefpu2"),
flagpd1("membedded-data"),
flagpd1("menable-experimental-extensions"),
flagpd1("menable-no-infs"),
flagpd1("menable-no-nans"),
flagpd1("menable-unsafe-fp-math"),
flagpd1("menqcmd"),
flagpd1("mexception-handling"),
flagpd1("mexecute-only"),
m("menqcmd"),
m("mexception-handling"),
m("mexecute-only"),
flagpd1("mextern-sdata"),
flagpd1("mf16c"),
m("mf16c"),
flagpd1("mfancy-math-387"),
flagpd1("mfentry"),
flagpd1("mfix-and-continue"),
flagpd1("mfix-cortex-a53-835769"),
flagpd1("mfloat128"),
m("mfloat128"),
sepd1("mfloat-abi"),
flagpd1("mfma"),
flagpd1("mfma4"),
m("mfma"),
m("mfma4"),
flagpd1("mfp32"),
flagpd1("mfp64"),
m("mfp64"),
sepd1("mfpmath"),
flagpd1("mfprnd"),
flagpd1("mfpxx"),
flagpd1("mfsgsbase"),
flagpd1("mfxsr"),
m("mfprnd"),
m("mfpxx"),
m("mfsgsbase"),
m("mfxsr"),
flagpd1("mgeneral-regs-only"),
flagpd1("mgfni"),
flagpd1("mginv"),
m("mgfni"),
m("mginv"),
flagpd1("mglibc"),
flagpd1("mglobal-merge"),
flagpd1("mgpopt"),
flagpd1("mhard-float"),
flagpd1("mhvx"),
flagpd1("mhreset"),
flagpd1("mhtm"),
m("mhard-float"),
m("mhvx"),
m("mhreset"),
m("mhtm"),
flagpd1("miamcu"),
flagpd1("mieee-fp"),
flagpd1("mieee-rnd-near"),
@ -3895,8 +3896,8 @@ flagpd1("no-ns-alloc-error"),
flagpd1("mimplicit-float"),
flagpd1("mincremental-linker-compatible"),
flagpd1("minline-all-stringops"),
flagpd1("minvariant-function-descriptors"),
flagpd1("minvpcid"),
m("minvariant-function-descriptors"),
m("minvpcid"),
flagpd1("mips1"),
flagpd1("mips16"),
flagpd1("mips2"),
@ -3913,9 +3914,9 @@ flagpd1("mips64r2"),
flagpd1("mips64r3"),
flagpd1("mips64r5"),
flagpd1("mips64r6"),
flagpd1("misel"),
m("misel"),
flagpd1("mkernel"),
flagpd1("mkl"),
m("mkl"),
flagpd1("mldc1-sdc1"),
sepd1("mlimit-float-precision"),
sepd1("mlink-bitcode-file"),
@ -3924,166 +3925,166 @@ sepd1("mlink-cuda-bitcode"),
flagpd1("mlittle-endian"),
sepd1("mllvm"),
flagpd1("mlocal-sdata"),
flagpd1("mlong-calls"),
m("mlong-calls"),
flagpd1("mlong-double-128"),
flagpd1("mlong-double-64"),
flagpd1("mlong-double-80"),
flagpd1("mlongcall"),
flagpd1("mlvi-cfi"),
m("mlongcall"),
m("mlvi-cfi"),
flagpd1("mlvi-hardening"),
flagpd1("mlwp"),
flagpd1("mlzcnt"),
m("mlwp"),
m("mlzcnt"),
flagpd1("mmadd4"),
flagpd1("mmark-bti-property"),
flagpd1("mmemops"),
m("mmemops"),
flagpd1("mmfcrf"),
flagpd1("mmfocrf"),
flagpd1("mmicromips"),
flagpd1("mmma"),
flagpd1("mmmx"),
flagpd1("mmovbe"),
flagpd1("mmovdir64b"),
flagpd1("mmovdiri"),
m("mmfocrf"),
m("mmicromips"),
m("mmma"),
m("mmmx"),
m("mmovbe"),
m("mmovdir64b"),
m("mmovdiri"),
flagpd1("mmpx"),
flagpd1("mms-bitfields"),
flagpd1("mmsa"),
flagpd1("mmt"),
flagpd1("mmultivalue"),
flagpd1("mmutable-globals"),
flagpd1("mmwaitx"),
flagpd1("mno-3dnow"),
flagpd1("mno-3dnowa"),
m("mmsa"),
m("mmt"),
m("mmultivalue"),
m("mmutable-globals"),
m("mmwaitx"),
m("mno-3dnow"),
m("mno-3dnowa"),
flagpd1("mno-80387"),
flagpd1("mno-abicalls"),
flagpd1("mno-adx"),
flagpd1("mno-aes"),
flagpd1("mno-altivec"),
m("mno-adx"),
m("mno-aes"),
m("mno-altivec"),
flagpd1("mno-amdgpu-ieee"),
flagpd1("mno-amx-bf16"),
flagpd1("mno-amx-int8"),
flagpd1("mno-amx-tile"),
flagpd1("mno-atomics"),
flagpd1("mno-avx"),
flagpd1("mno-avx2"),
flagpd1("mno-avx512bf16"),
flagpd1("mno-avx512bitalg"),
flagpd1("mno-avx512bw"),
flagpd1("mno-avx512cd"),
flagpd1("mno-avx512dq"),
flagpd1("mno-avx512er"),
flagpd1("mno-avx512f"),
flagpd1("mno-avx512ifma"),
flagpd1("mno-avx512pf"),
flagpd1("mno-avx512vbmi"),
flagpd1("mno-avx512vbmi2"),
flagpd1("mno-avx512vl"),
flagpd1("mno-avx512vnni"),
flagpd1("mno-avx512vp2intersect"),
flagpd1("mno-avx512vpopcntdq"),
flagpd1("mno-avxvnni"),
m("mno-amx-bf16"),
m("mno-amx-int8"),
m("mno-amx-tile"),
m("mno-atomics"),
m("mno-avx"),
m("mno-avx2"),
m("mno-avx512bf16"),
m("mno-avx512bitalg"),
m("mno-avx512bw"),
m("mno-avx512cd"),
m("mno-avx512dq"),
m("mno-avx512er"),
m("mno-avx512f"),
m("mno-avx512ifma"),
m("mno-avx512pf"),
m("mno-avx512vbmi"),
m("mno-avx512vbmi2"),
m("mno-avx512vl"),
m("mno-avx512vnni"),
m("mno-avx512vp2intersect"),
m("mno-avx512vpopcntdq"),
m("mno-avxvnni"),
flagpd1("mno-backchain"),
flagpd1("mno-bmi"),
flagpd1("mno-bmi2"),
m("mno-bmi"),
m("mno-bmi2"),
flagpd1("mno-branch-likely"),
flagpd1("mno-bulk-memory"),
m("mno-bulk-memory"),
flagpd1("mno-check-zero-division"),
flagpd1("mno-cldemote"),
flagpd1("mno-clflushopt"),
flagpd1("mno-clwb"),
flagpd1("mno-clzero"),
flagpd1("mno-cmpb"),
m("mno-cldemote"),
m("mno-clflushopt"),
m("mno-clwb"),
m("mno-clzero"),
m("mno-cmpb"),
flagpd1("mno-code-object-v3"),
flagpd1("mno-constant-cfstrings"),
flagpd1("mno-crbits"),
flagpd1("mno-crc"),
flagpd1("mno-cumode"),
flagpd1("mno-cx16"),
flagpd1("mno-dsp"),
flagpd1("mno-dspr2"),
m("mno-crbits"),
m("mno-crc"),
m("mno-cumode"),
m("mno-cx16"),
m("mno-dsp"),
m("mno-dspr2"),
flagpd1("mno-embedded-data"),
flagpd1("mno-enqcmd"),
flagpd1("mno-exception-handling"),
m("mno-enqcmd"),
m("mno-exception-handling"),
flagpd1("mnoexecstack"),
flagpd1("mno-execute-only"),
m("mno-execute-only"),
flagpd1("mno-extern-sdata"),
flagpd1("mno-f16c"),
m("mno-f16c"),
flagpd1("mno-fix-cortex-a53-835769"),
flagpd1("mno-float128"),
flagpd1("mno-fma"),
flagpd1("mno-fma4"),
flagpd1("mno-fprnd"),
flagpd1("mno-fsgsbase"),
flagpd1("mno-fxsr"),
flagpd1("mno-gfni"),
flagpd1("mno-ginv"),
m("mno-float128"),
m("mno-fma"),
m("mno-fma4"),
m("mno-fprnd"),
m("mno-fsgsbase"),
m("mno-fxsr"),
m("mno-gfni"),
m("mno-ginv"),
flagpd1("mno-global-merge"),
flagpd1("mno-gpopt"),
flagpd1("mno-hvx"),
flagpd1("mno-hreset"),
flagpd1("mno-htm"),
m("mno-hvx"),
m("mno-hreset"),
m("mno-htm"),
flagpd1("mno-iamcu"),
flagpd1("mno-implicit-float"),
flagpd1("mno-incremental-linker-compatible"),
flagpd1("mno-inline-all-stringops"),
flagpd1("mno-invariant-function-descriptors"),
flagpd1("mno-invpcid"),
flagpd1("mno-isel"),
flagpd1("mno-kl"),
m("mno-invariant-function-descriptors"),
m("mno-invpcid"),
m("mno-isel"),
m("mno-kl"),
flagpd1("mno-ldc1-sdc1"),
flagpd1("mno-local-sdata"),
flagpd1("mno-long-calls"),
flagpd1("mno-longcall"),
flagpd1("mno-lvi-cfi"),
m("mno-long-calls"),
m("mno-longcall"),
m("mno-lvi-cfi"),
flagpd1("mno-lvi-hardening"),
flagpd1("mno-lwp"),
flagpd1("mno-lzcnt"),
m("mno-lwp"),
m("mno-lzcnt"),
flagpd1("mno-madd4"),
flagpd1("mno-memops"),
m("mno-memops"),
flagpd1("mno-mfcrf"),
flagpd1("mno-mfocrf"),
flagpd1("mno-micromips"),
flagpd1("mno-mips16"),
flagpd1("mno-mma"),
flagpd1("mno-mmx"),
flagpd1("mno-movbe"),
flagpd1("mno-movdir64b"),
flagpd1("mno-movdiri"),
flagpd1("mno-movt"),
m("mno-mfocrf"),
m("mno-micromips"),
m("mno-mips16"),
m("mno-mma"),
m("mno-mmx"),
m("mno-movbe"),
m("mno-movdir64b"),
m("mno-movdiri"),
m("mno-movt"),
flagpd1("mno-mpx"),
flagpd1("mno-ms-bitfields"),
flagpd1("mno-msa"),
flagpd1("mno-mt"),
flagpd1("mno-multivalue"),
flagpd1("mno-mutable-globals"),
flagpd1("mno-mwaitx"),
flagpd1("mno-neg-immediates"),
flagpd1("mno-nontrapping-fptoint"),
flagpd1("mno-nvj"),
flagpd1("mno-nvs"),
m("mno-msa"),
m("mno-mt"),
m("mno-multivalue"),
m("mno-mutable-globals"),
m("mno-mwaitx"),
m("mno-neg-immediates"),
m("mno-nontrapping-fptoint"),
m("mno-nvj"),
m("mno-nvs"),
flagpd1("mno-odd-spreg"),
flagpd1("mno-omit-leaf-frame-pointer"),
flagpd1("mno-outline"),
flagpd1("mno-outline-atomics"),
m("mno-outline-atomics"),
flagpd1("mno-packed-stack"),
flagpd1("mno-packets"),
m("mno-packets"),
flagpd1("mno-pascal-strings"),
flagpd1("mno-pclmul"),
flagpd1("mno-pconfig"),
m("mno-pclmul"),
m("mno-pconfig"),
flagpd1("mno-pcrel"),
flagpd1("mno-pku"),
flagpd1("mno-popcnt"),
flagpd1("mno-popcntd"),
flagpd1("mno-power10-vector"),
flagpd1("mno-power8-vector"),
flagpd1("mno-power9-vector"),
flagpd1("mno-prefetchwt1"),
m("mno-pku"),
m("mno-popcnt"),
m("mno-popcntd"),
m("mno-power10-vector"),
m("mno-power8-vector"),
m("mno-power9-vector"),
m("mno-prefetchwt1"),
flagpd1("mno-prefixed"),
flagpd1("mno-prfchw"),
flagpd1("mno-ptwrite"),
m("mno-prfchw"),
m("mno-ptwrite"),
flagpd1("mno-pure-code"),
flagpd1("mno-rdpid"),
flagpd1("mno-rdrnd"),
flagpd1("mno-rdseed"),
m("mno-rdpid"),
m("mno-rdrnd"),
m("mno-rdseed"),
.{
.name = "mno-red-zone",
.syntax = .flag,
@ -4092,73 +4093,73 @@ flagpd1("mno-rdseed"),
.pd2 = false,
.psl = false,
},
flagpd1("mno-reference-types"),
flagpd1("mno-relax"),
m("mno-reference-types"),
m("mno-relax"),
flagpd1("mno-relax-all"),
flagpd1("mno-relax-pic-calls"),
flagpd1("mno-restrict-it"),
flagpd1("mno-retpoline"),
flagpd1("mno-retpoline-external-thunk"),
m("mno-retpoline"),
m("mno-retpoline-external-thunk"),
flagpd1("mno-rtd"),
flagpd1("mno-rtm"),
flagpd1("mno-sahf"),
flagpd1("mno-save-restore"),
flagpd1("mno-serialize"),
flagpd1("mno-seses"),
flagpd1("mno-sgx"),
flagpd1("mno-sha"),
flagpd1("mno-shstk"),
flagpd1("mno-sign-ext"),
flagpd1("mno-simd128"),
flagpd1("mno-soft-float"),
flagpd1("mno-spe"),
m("mno-rtm"),
m("mno-sahf"),
m("mno-save-restore"),
m("mno-serialize"),
m("mno-seses"),
m("mno-sgx"),
m("mno-sha"),
m("mno-shstk"),
m("mno-sign-ext"),
m("mno-simd128"),
m("mno-soft-float"),
m("mno-spe"),
flagpd1("mno-speculative-load-hardening"),
flagpd1("mno-sse"),
flagpd1("mno-sse2"),
flagpd1("mno-sse3"),
m("mno-sse"),
m("mno-sse2"),
m("mno-sse3"),
flagpd1("mno-sse4"),
flagpd1("mno-sse4.1"),
flagpd1("mno-sse4.2"),
flagpd1("mno-sse4a"),
flagpd1("mno-ssse3"),
m("mno-sse4.1"),
m("mno-sse4.2"),
m("mno-sse4a"),
m("mno-ssse3"),
flagpd1("mno-stack-arg-probe"),
flagpd1("mno-stackrealign"),
flagpd1("mno-tail-call"),
flagpd1("mno-tbm"),
flagpd1("mno-tgsplit"),
m("mno-tail-call"),
m("mno-tbm"),
m("mno-tgsplit"),
flagpd1("mno-thumb"),
flagpd1("mno-tls-direct-seg-refs"),
flagpd1("mno-tsxldtrk"),
flagpd1("mno-uintr"),
m("mno-tsxldtrk"),
m("mno-uintr"),
flagpd1("mno-unaligned-access"),
flagpd1("mno-unsafe-fp-atomics"),
flagpd1("mno-vaes"),
flagpd1("mno-virt"),
flagpd1("mno-vpclmulqdq"),
flagpd1("mno-vsx"),
m("mno-vaes"),
m("mno-virt"),
m("mno-vpclmulqdq"),
m("mno-vsx"),
flagpd1("mno-vx"),
flagpd1("mno-vzeroupper"),
flagpd1("mno-waitpkg"),
m("mno-vzeroupper"),
m("mno-waitpkg"),
flagpd1("mno-warn-nonportable-cfstrings"),
flagpd1("mno-wavefrontsize64"),
flagpd1("mno-wbnoinvd"),
flagpd1("mno-widekl"),
flagpd1("mno-x87"),
flagpd1("mno-xgot"),
flagpd1("mno-xop"),
flagpd1("mno-xsave"),
flagpd1("mno-xsavec"),
flagpd1("mno-xsaveopt"),
flagpd1("mno-xsaves"),
m("mno-wavefrontsize64"),
m("mno-wbnoinvd"),
m("mno-widekl"),
m("mno-x87"),
m("mno-xgot"),
m("mno-xop"),
m("mno-xsave"),
m("mno-xsavec"),
m("mno-xsaveopt"),
m("mno-xsaves"),
flagpd1("mno-zvector"),
flagpd1("mnocrc"),
flagpd1("mno-direct-move"),
flagpd1("mnontrapping-fptoint"),
m("mno-direct-move"),
m("mnontrapping-fptoint"),
flagpd1("mnop-mcount"),
flagpd1("mno-paired-vector-memops"),
flagpd1("mno-crypto"),
flagpd1("mnvj"),
flagpd1("mnvs"),
m("mno-paired-vector-memops"),
m("mno-crypto"),
m("mnvj"),
m("mnvs"),
flagpd1("modd-spreg"),
sepd1("module-dependency-dir"),
sepd1("module-dir"),
@ -4167,31 +4168,31 @@ flagpd1("module-file-info"),
sepd1("module-suffix"),
flagpd1("momit-leaf-frame-pointer"),
flagpd1("moutline"),
flagpd1("moutline-atomics"),
m("moutline-atomics"),
flagpd1("mpacked-stack"),
flagpd1("mpackets"),
flagpd1("mpaired-vector-memops"),
m("mpackets"),
m("mpaired-vector-memops"),
flagpd1("mpascal-strings"),
flagpd1("mpclmul"),
flagpd1("mpconfig"),
m("mpclmul"),
m("mpconfig"),
flagpd1("mpcrel"),
flagpd1("mpku"),
flagpd1("mpopcnt"),
flagpd1("mpopcntd"),
flagpd1("mpower10-vector"),
flagpd1("mcrypto"),
flagpd1("mpower8-vector"),
flagpd1("mpower9-vector"),
flagpd1("mprefetchwt1"),
m("mpku"),
m("mpopcnt"),
m("mpopcntd"),
m("mpower10-vector"),
m("mcrypto"),
m("mpower8-vector"),
m("mpower9-vector"),
m("mprefetchwt1"),
flagpd1("mprefixed"),
flagpd1("mprfchw"),
flagpd1("mprivileged"),
flagpd1("mptwrite"),
m("mprfchw"),
m("mprivileged"),
m("mptwrite"),
flagpd1("mpure-code"),
flagpd1("mqdsp6-compat"),
flagpd1("mrdpid"),
flagpd1("mrdrnd"),
flagpd1("mrdseed"),
m("mrdpid"),
m("mrdrnd"),
m("mrdseed"),
flagpd1("mreassociate"),
flagpd1("mrecip"),
flagpd1("mrecord-mcount"),
@ -4203,9 +4204,9 @@ flagpd1("mrecord-mcount"),
.pd2 = false,
.psl = false,
},
flagpd1("mreference-types"),
m("mreference-types"),
sepd1("mregparm"),
flagpd1("mrelax"),
m("mrelax"),
flagpd1("mrelax-all"),
flagpd1("mrelax-pic-calls"),
.{
@ -4218,86 +4219,86 @@ flagpd1("mrelax-pic-calls"),
},
sepd1("mrelocation-model"),
flagpd1("mrestrict-it"),
flagpd1("mretpoline"),
flagpd1("mretpoline-external-thunk"),
flagpd1("mrop-protect"),
m("mretpoline"),
m("mretpoline-external-thunk"),
m("mrop-protect"),
flagpd1("mrtd"),
flagpd1("mrtm"),
flagpd1("msahf"),
flagpd1("msave-restore"),
m("mrtm"),
m("msahf"),
m("msave-restore"),
flagpd1("msave-temp-labels"),
flagpd1("msecure-plt"),
flagpd1("mserialize"),
flagpd1("msgx"),
flagpd1("msha"),
flagpd1("mshstk"),
flagpd1("msign-ext"),
m("msecure-plt"),
m("mserialize"),
m("msgx"),
m("msha"),
m("mshstk"),
m("msign-ext"),
flagpd1("msim"),
flagpd1("msimd128"),
flagpd1("msingle-float"),
m("msimd128"),
m("msingle-float"),
sepd1("msmall-data-limit"),
flagpd1("msoft-float"),
flagpd1("mspe"),
m("msoft-float"),
m("mspe"),
flagpd1("mspeculative-load-hardening"),
flagpd1("msse"),
flagpd1("msse2"),
flagpd1("msse3"),
m("msse"),
m("msse2"),
m("msse3"),
flagpd1("msse4"),
flagpd1("msse4.1"),
flagpd1("msse4.2"),
flagpd1("msse4a"),
flagpd1("mssse3"),
m("msse4.1"),
m("msse4.2"),
m("msse4a"),
m("mssse3"),
flagpd1("mstack-arg-probe"),
flagpd1("mstackrealign"),
flagpd1("mstrict-align"),
m("mstrict-align"),
flagpd1("msvr4-struct-return"),
sepd1("mt-migrate-directory"),
flagpd1("mtail-call"),
flagpd1("mamx-int8"),
flagpd1("mtbm"),
flagpd1("mtgsplit"),
m("mtail-call"),
m("mamx-int8"),
m("mtbm"),
m("mtgsplit"),
sepd1("mthread-model"),
flagpd1("mthumb"),
flagpd1("mtls-direct-seg-refs"),
sepd1("mtp"),
flagpd1("mtsxldtrk"),
m("mtsxldtrk"),
flagpd1("mtune=?"),
flagpd1("muclibc"),
flagpd1("muintr"),
m("muintr"),
flagpd1("multi_module"),
sepd1("multiply_defined"),
sepd1("multiply_defined_unused"),
flagpd1("munaligned-access"),
flagpd1("munsafe-fp-atomics"),
flagpd1("munwind-tables"),
flagpd1("mv5"),
flagpd1("mv55"),
flagpd1("mv60"),
flagpd1("mv62"),
flagpd1("mv65"),
flagpd1("mv66"),
flagpd1("mv67"),
m("mv5"),
m("mv55"),
m("mv60"),
m("mv62"),
m("mv65"),
m("mv66"),
m("mv67"),
flagpd1("mv67t"),
flagpd1("mv68"),
flagpd1("mvaes"),
flagpd1("mvirt"),
flagpd1("mvpclmulqdq"),
flagpd1("mvsx"),
m("mv68"),
m("mvaes"),
m("mvirt"),
m("mvpclmulqdq"),
m("mvsx"),
flagpd1("mvx"),
flagpd1("mvzeroupper"),
flagpd1("mwaitpkg"),
m("mvzeroupper"),
m("mwaitpkg"),
flagpd1("mwarn-nonportable-cfstrings"),
flagpd1("mwavefrontsize64"),
flagpd1("mwbnoinvd"),
flagpd1("mwidekl"),
m("mwavefrontsize64"),
m("mwbnoinvd"),
m("mwidekl"),
flagpd1("mx32"),
flagpd1("mx87"),
flagpd1("mxgot"),
flagpd1("mxop"),
flagpd1("mxsave"),
flagpd1("mxsavec"),
flagpd1("mxsaveopt"),
flagpd1("mxsaves"),
m("mx87"),
m("mxgot"),
m("mxop"),
m("mxsave"),
m("mxsavec"),
m("mxsaveopt"),
m("mxsaves"),
flagpd1("mzvector"),
flagpd1("n"),
flagpd1("new-struct-path-tbaa"),

71
src/main.zig
View File

@ -665,6 +665,12 @@ fn buildOutputType(
var enable_link_snapshots: bool = false;
var native_darwin_sdk: ?std.zig.system.darwin.DarwinSDK = null;
// e.g. -m3dnow or -mno-outline-atomics. They correspond to std.Target llvm cpu feature names.
// This array is populated by zig cc frontend and then has to be converted to zig-style
// CPU features.
var llvm_m_args = std.ArrayList([]const u8).init(gpa);
defer llvm_m_args.deinit();
var system_libs = std.StringArrayHashMap(Compilation.SystemLib).init(gpa);
defer system_libs.deinit();
@ -1412,7 +1418,9 @@ fn buildOutputType(
.dry_run => {
verbose_link = true;
try clang_argv.append("-###");
// XXX: Don't execute anything!
// This flag is supposed to mean "dry run" but currently this
// will actually still execute. The tracking issue for this is
// https://github.com/ziglang/zig/issues/7170
},
.for_linker => try linker_args.append(it.only_arg),
.linker_input_z => {
@ -1421,6 +1429,7 @@ fn buildOutputType(
},
.lib_dir => try lib_dirs.append(it.only_arg),
.mcpu => target_mcpu = it.only_arg,
.m => try llvm_m_args.append(it.only_arg),
.dep_file => {
disable_c_depfile = true;
try clang_argv.appendSlice(it.other_args);
@ -1798,12 +1807,62 @@ fn buildOutputType(
}
};
const cross_target = try parseCrossTargetOrReportFatalError(arena, .{
var target_parse_options: std.zig.CrossTarget.ParseOptions = .{
.arch_os_abi = target_arch_os_abi,
.cpu_features = target_mcpu,
.dynamic_linker = target_dynamic_linker,
});
};
// Before passing the mcpu string in for parsing, we convert any -m flags that were
// passed in via zig cc to zig-style.
if (llvm_m_args.items.len != 0) {
// If this returns null, we let it fall through to the case below which will
// run the full parse function and do proper error handling.
if (std.zig.CrossTarget.parseCpuArch(target_parse_options)) |cpu_arch| {
var llvm_to_zig_name = std.StringHashMap([]const u8).init(gpa);
defer llvm_to_zig_name.deinit();
for (cpu_arch.allFeaturesList()) |feature| {
const llvm_name = feature.llvm_name orelse continue;
try llvm_to_zig_name.put(llvm_name, feature.name);
}
var mcpu_buffer = std.ArrayList(u8).init(gpa);
defer mcpu_buffer.deinit();
try mcpu_buffer.appendSlice(target_mcpu orelse "baseline");
for (llvm_m_args.items) |llvm_m_arg| {
if (mem.startsWith(u8, llvm_m_arg, "mno-")) {
const llvm_name = llvm_m_arg["mno-".len..];
const zig_name = llvm_to_zig_name.get(llvm_name) orelse {
fatal("target architecture {s} has no LLVM CPU feature named '{s}'", .{
@tagName(cpu_arch), llvm_name,
});
};
try mcpu_buffer.append('-');
try mcpu_buffer.appendSlice(zig_name);
} else if (mem.startsWith(u8, llvm_m_arg, "m")) {
const llvm_name = llvm_m_arg["m".len..];
const zig_name = llvm_to_zig_name.get(llvm_name) orelse {
fatal("target architecture {s} has no LLVM CPU feature named '{s}'", .{
@tagName(cpu_arch), llvm_name,
});
};
try mcpu_buffer.append('+');
try mcpu_buffer.appendSlice(zig_name);
} else {
unreachable;
}
}
const adjusted_target_mcpu = try arena.dupe(u8, mcpu_buffer.items);
std.log.debug("adjusted target_mcpu: {s}", .{adjusted_target_mcpu});
target_parse_options.cpu_features = adjusted_target_mcpu;
}
}
const cross_target = try parseCrossTargetOrReportFatalError(arena, target_parse_options);
const target_info = try detectNativeTargetInfo(gpa, cross_target);
if (target_info.target.os.tag != .freestanding) {
@ -2580,7 +2639,10 @@ fn buildOutputType(
return cleanExit();
}
fn parseCrossTargetOrReportFatalError(allocator: *Allocator, opts: std.zig.CrossTarget.ParseOptions) !std.zig.CrossTarget {
fn parseCrossTargetOrReportFatalError(
allocator: *Allocator,
opts: std.zig.CrossTarget.ParseOptions,
) !std.zig.CrossTarget {
var opts_with_diags = opts;
var diags: std.zig.CrossTarget.ParseOptions.Diagnostics = .{};
if (opts_with_diags.diagnostics == null) {
@ -3948,6 +4010,7 @@ pub const ClangArgIterator = struct {
target,
o,
c,
m,
other,
positional,
l,

60
tools/update_clang_options.zig
View File

@ -426,11 +426,32 @@ fn knownOption(name: []const u8) ?[]const u8 {
return null;
}
const cpu_targets = struct {
pub const aarch64 = std.Target.aarch64;
pub const arc = std.Target.arc;
pub const amdgpu = std.Target.amdgpu;
pub const arm = std.Target.arm;
pub const avr = std.Target.avr;
pub const bpf = std.Target.bpf;
pub const hexagon = std.Target.hexagon;
pub const mips = std.Target.mips;
pub const msp430 = std.Target.msp430;
pub const nvptx = std.Target.nvptx;
pub const powerpc = std.Target.powerpc;
pub const riscv = std.Target.riscv;
pub const sparc = std.Target.sparc;
pub const spirv = std.Target.spirv;
pub const systemz = std.Target.systemz;
pub const ve = std.Target.ve;
pub const wasm = std.Target.wasm;
pub const x86 = std.Target.x86;
};
pub fn main() anyerror!void {
var arena = std.heap.ArenaAllocator.init(std.heap.page_allocator);
defer arena.deinit();
const allocator = &arena.allocator;
const args = try std.process.argsAlloc(allocator);
if (args.len <= 1) {
@ -453,6 +474,20 @@ pub fn main() anyerror!void {
usageAndExit(std.io.getStdErr(), args[0], 1);
}
var llvm_to_zig_cpu_features = std.StringHashMap([]const u8).init(allocator);
inline for (@typeInfo(cpu_targets).Struct.decls) |decl| {
const Feature = @field(cpu_targets, decl.name).Feature;
const all_features = @field(cpu_targets, decl.name).all_features;
for (all_features) |feat, i| {
const llvm_name = feat.llvm_name orelse continue;
const zig_feat = @intToEnum(Feature, i);
const zig_name = @tagName(zig_feat);
try llvm_to_zig_cpu_features.put(llvm_name, zig_name);
}
}
const child_args = [_][]const u8{
llvm_tblgen_exe,
"--dump-json",
@ -467,15 +502,15 @@ pub fn main() anyerror!void {
.max_output_bytes = 100 * 1024 * 1024,
});
std.debug.warn("{s}\n", .{child_result.stderr});
std.debug.print("{s}\n", .{child_result.stderr});
const json_text = switch (child_result.term) {
.Exited => |code| if (code == 0) child_result.stdout else {
std.debug.warn("llvm-tblgen exited with code {d}\n", .{code});
std.debug.print("llvm-tblgen exited with code {d}\n", .{code});
std.process.exit(1);
},
else => {
std.debug.warn("llvm-tblgen crashed\n", .{});
std.debug.print("llvm-tblgen crashed\n", .{});
std.process.exit(1);
},
};
@ -516,6 +551,7 @@ pub fn main() anyerror!void {
\\const joinpd1 = clang_options.joinpd1;
\\const jspd1 = clang_options.jspd1;
\\const sepd1 = clang_options.sepd1;
\\const m = clang_options.m;
\\pub const data = blk: { @setEvalBranchQuota(6000); break :blk &[_]CliArg{
\\
);
@ -534,7 +570,7 @@ pub fn main() anyerror!void {
} else if (std.mem.eql(u8, prefix, "/")) {
pslash = true;
} else {
std.debug.warn("{s} has unrecognized prefix '{s}'\n", .{ name, prefix });
std.debug.print("{s} has unrecognized prefix '{s}'\n", .{ name, prefix });
std.process.exit(1);
}
}
@ -562,7 +598,15 @@ pub fn main() anyerror!void {
\\
, .{ name, final_syntax, ident, pd1, pd2, pslash });
} else if (pd1 and !pd2 and !pslash and syntax == .flag) {
try stdout.print("flagpd1(\"{s}\"),\n", .{name});
if ((std.mem.startsWith(u8, name, "mno-") and
llvm_to_zig_cpu_features.contains(name["mno-".len..])) or
(std.mem.startsWith(u8, name, "m") and
llvm_to_zig_cpu_features.contains(name["m".len..])))
{
try stdout.print("m(\"{s}\"),\n", .{name});
} else {
try stdout.print("flagpd1(\"{s}\"),\n", .{name});
}
} else if (!pd1 and !pd2 and pslash and syntax == .flag) {
try stdout.print("flagpsl(\"{s}\"),\n", .{name});
} else if (pd1 and !pd2 and !pslash and syntax == .joined) {
@ -683,9 +727,9 @@ fn objSyntax(obj: *json.ObjectMap) Syntax {
return .flag;
}
const key = obj.get("!name").?.String;
std.debug.warn("{s} (key {s}) has unrecognized superclasses:\n", .{ name, key });
std.debug.print("{s} (key {s}) has unrecognized superclasses:\n", .{ name, key });
for (obj.get("!superclasses").?.Array.items) |superclass_json| {
std.debug.warn(" {s}\n", .{superclass_json.String});
std.debug.print(" {s}\n", .{superclass_json.String});
}
std.process.exit(1);
}