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|
package rosa
import (
"regexp"
"slices"
"strings"
"hakurei.app/internal/pkg"
)
var (
_llvmSource = H("llvm-project")
_muslHeaders = H("musl-headers")
_earlyRuntimes = H("early-runtimes")
_musl = H("musl")
_bash = H("bash")
_awk = H("awk")
_pythonEarly = H("python-early")
_coreutils = H("coreutils")
_diffutils = H("diffutils")
_findutils = H("findutils")
_zlib = H("zlib")
_zstd = H("zstd")
_kernelHeaders = H("kernel-headers")
)
// litArgs returns LIT arguments for optional verbosity and check skipping.
func litArgs(verbose bool, skipChecks ...string) string {
args := []string{"-sv"}
if verbose {
args[0] = "--verbose"
}
if len(skipChecks) > 0 {
skipChecks = slices.Clone(skipChecks)
for i, s := range skipChecks {
s = regexp.QuoteMeta(s)
s = strings.ReplaceAll(s, "/", "\\/")
skipChecks[i] = s
}
args = append(args,
"--filter-out='\\''"+strings.Join(skipChecks, "|")+"'\\''")
}
return "'" + strings.Join(args, " ") + "'"
}
func init() {
builtin.MustRegister("llvm", func(t Toolchain) (*Metadata, pkg.Artifact) {
meta := Metadata{
Name: "llvm",
Description: "a collection of modular and reusable compiler and toolchain technologies",
Website: "https://llvm.org",
Dependencies: P{
_zlib,
_zstd,
_musl,
},
}
_meta, source := t.MustLoad(_llvmSource)
meta.Version = _meta.Version
early := _muslHeaders
if t.stage.isStage0() && !t.stage.isRosa() {
// The LLVM build system uses the system installation when building with
// LLVM_LINK_LLVM_DYLIB, since it builds runtimes after the fact, using
// the just-built toolchain. This is unacceptable in stage0 due to the
// potential version difference. Later stages bootstrap off of runtimes
// of its previous stage via 3-stage determinism.
early = _earlyRuntimes
}
cache := []KV{
{"ENABLE_LINKER_BUILD_ID", "ON"},
{"COMPILER_RT_USE_BUILTINS_LIBRARY", "ON"},
{"COMPILER_RT_DEFAULT_TARGET_ONLY", "ON"},
{"COMPILER_RT_BUILD_GWP_ASAN", "OFF"},
{"LIBCXX_CXX_ABI", "libcxxabi"},
{"LIBCXX_USE_COMPILER_RT", "ON"},
{"LIBCXX_ENABLE_STATIC_ABI_LIBRARY", "OFF"},
{"LIBCXX_HAS_MUSL_LIBC", "ON"},
{"LIBCXX_HARDENING_MODE", "fast"},
{"LIBCXX_STATICALLY_LINK_ABI_IN_STATIC_LIBRARY", "ON"},
{"LIBCXXABI_USE_LLVM_UNWINDER", "ON"},
{"LIBCXXABI_ENABLE_STATIC_UNWINDER", "ON"},
{"LIBCXXABI_USE_COMPILER_RT", "ON"},
{"LIBCXXABI_STATICALLY_LINK_UNWINDER_IN_STATIC_LIBRARY", "ON"},
{"LLVM_INSTALL_BINUTILS_SYMLINKS", "ON"},
{"LLVM_INSTALL_UTILS", "ON"},
{"LLVM_BUILD_LLVM_DYLIB", "ON"},
{"LLVM_LINK_LLVM_DYLIB", "ON"},
{"LLVM_APPEND_VC_REV", "OFF"},
{"LLVM_ENABLE_RTTI", "ON"},
{"LLVM_ENABLE_ZLIB", "FORCE_ON"},
{"LLVM_ENABLE_ZSTD", "FORCE_ON"},
{"LLVM_ENABLE_PER_TARGET_RUNTIME_DIR", "ON"},
{"LLVM_INCLUDE_BENCHMARKS", "OFF"},
{"CLANG_DEFAULT_RTLIB", "compiler-rt"},
{"CLANG_DEFAULT_UNWINDLIB", "libunwind"},
{"CLANG_DEFAULT_CXX_STDLIB", "libc++"},
{"CLANG_CONFIG_FILE_SYSTEM_DIR", "/system/etc/clang"},
{"LLVM_ENABLE_FFI", "OFF"},
{"LLVM_ENABLE_LIBXML2", "OFF"},
{"LLVM_ENABLE_LIBCXX", "ON"},
{"LLVM_ENABLE_LLD", "ON"},
{"LIBUNWIND_ENABLE_ASSERTIONS", "OFF"},
{"LIBUNWIND_USE_COMPILER_RT", "ON"},
{"LLVM_HOST_TRIPLE", `"${ROSA_TRIPLE}"`},
{"LLVM_DEFAULT_TARGET_TRIPLE", `"${ROSA_TRIPLE}"`},
{"LLVM_ENABLE_PROJECTS", "'" + strings.Join([]string{
"clang",
"lld",
}, ";") + "'"},
{"LLVM_ENABLE_RUNTIMES", "'" + strings.Join([]string{
"compiler-rt",
"libcxx",
"libcxxabi",
"libunwind",
}, ";") + "'"},
}
if !t.stage.isStage0() {
skipChecks := []string{
// expensive, pointless to run here
"benchmarks",
// Read-only file system
"Assembler/thinlto-bad-summary-5.ll",
// LLVM ERROR: Tried to execute an unknown external function: roundevenf
"ExecutionEngine/Interpreter/intrinsics.ll",
// clang: deadlocks with LLVM_BUILD_LLVM_DYLIB
"crash-recovery-modules",
// clang: fatal error: '__config_site' file not found
"CodeGen/PowerPC/ppc-xmmintrin.c",
"CodeGen/PowerPC/ppc-mmintrin.c",
"CodeGen/PowerPC/ppc-emmintrin.c",
"CodeGen/PowerPC/ppc-pmmintrin.c",
"CodeGen/PowerPC/ppc-tmmintrin.c",
"CodeGen/PowerPC/ppc-smmintrin.c",
"CodeGenCUDA/amdgpu-alias-undef-symbols.cu",
// clang: deadlocks with LIBCXXABI_ENABLE_STATIC_UNWINDER
"global-value-regex",
"global-hex-value-regex",
"check-globals",
// cxx: fails on musl
"close.dont-get-rid-of-buffer",
"re/re.traits",
"std/time",
"localization/locales",
"localization/locale.categories",
"selftest/dsl/dsl.sh.py",
"input.output/iostream.format",
"locale-specific_form",
"text_encoding/environment.pass.cpp",
"text_encoding.members/environment.pass.cpp",
// cxx: deadlocks
"std/thread/thread.jthread",
// unwind: fails on musl
"eh_frame_fde_pc_range",
}
switch t.arch {
case "arm64":
skipChecks = append(skipChecks,
// LLVM: intermittently crashes
"ExecutionEngine/OrcLazy/multiple-compile-threads-basic.ll",
// unwind: unexpectedly passes
"unwind_leaffunction",
)
}
if t.opts&OptToolchainLTO != 0 {
cache = append(cache, []KV{
// very expensive
{"LLVM_ENABLE_LTO", "Thin"},
}...)
}
cache = append(cache, []KV{
// symbols: clock_gettime, mallopt
{"COMPILER_RT_INCLUDE_TESTS", "OFF"},
{"LLVM_BUILD_TESTS", "ON"},
{"LLVM_LIT_ARGS", litArgs(true, skipChecks...)},
}...)
}
return &meta, t.New("llvm", meta.Version, source, &PackageAttr{
Exclusive: true,
Bin: []string{
"chmod",
"mkdir",
"rm",
"tr",
"awk",
},
ScriptEarly: `
rm -f /system/bin/clang++.cfg
`,
}, &CMakeHelper{
Append: []string{"llvm"},
Cache: cache,
Script: `
ln -s ld.lld /work/system/bin/ld
ln -s clang /work/system/bin/cc
ln -s clang /work/system/bin/cpp
ln -s clang++ /work/system/bin/c++
cat << EOF > /work/system/bin/clang++.cfg
-static-libstdc++
-Wl,--exclude-libs,libunwind.a:libc++.a:libc++experimental.a:libc++abi.a
EOF
`,
// LLVM_LINK_LLVM_DYLIB causes llvm test suite to leak system
// installation into test environment, and the tests end up testing the
// system installation instead. Tests are disabled on stage0 and relies
// on 3-stage determinism to test later stages.
SkipTest: t.stage.isStage0(),
Test: "ninja " + jobsFlagE + " " + loadFlagE + " check-all",
},
_pythonEarly,
_perl,
_diffutils,
_bash,
_awk,
_coreutils,
_findutils,
_zlib,
_zstd,
early,
_kernelHeaders,
)
})
}
|
