llvm-project/utils/bazel/llvm-project-overlay/libc/BUILD.bazel

1105 lines
23 KiB
Python

# This file is licensed under the Apache License v2.0 with LLVM Exceptions.
# See https://llvm.org/LICENSE.txt for license information.
# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
# LLVM libc project.
load(":libc_build_rules.bzl", "libc_function", "libc_math_function")
load(":platforms.bzl", "PLATFORM_CPU_ARM64", "PLATFORM_CPU_X86_64")
load("@bazel_skylib//lib:selects.bzl", "selects")
package(
default_visibility = ["//visibility:public"],
features = ["-use_header_modules"],
licenses = ["notice"],
)
# This empty root library helps us add an include path to this directory
# using the 'includes' attribute. The strings listed in the includes attribute
# are relative paths wrt this library but are inherited by the dependents
# appropriately. Hence, using this as a root dependency avoids adding include
# paths of the kind "../../" to other libc targets.
cc_library(
name = "libc_root",
includes = ["."],
)
############################## Support libraries #############################
cc_library(
name = "__support_common",
hdrs = [
"src/__support/architectures.h",
"src/__support/common.h",
"src/__support/endian.h",
"src/__support/sanitizer.h",
],
)
cc_library(
name = "__support_cpp_array",
hdrs = ["src/__support/CPP/array.h"],
deps = [":libc_root"],
)
cc_library(
name = "__support_cpp_array_ref",
hdrs = ["src/__support/CPP/ArrayRef.h"],
deps = [
":__support_cpp_array",
":__support_cpp_type_traits",
":libc_root",
],
)
cc_library(
name = "__support_cpp_bit",
hdrs = ["src/__support/CPP/Bit.h"],
deps = [":libc_root"],
)
cc_library(
name = "__support_cpp_bitset",
hdrs = ["src/__support/CPP/Bitset.h"],
deps = [":libc_root"],
)
cc_library(
name = "__support_cpp_functional",
hdrs = ["src/__support/CPP/functional.h"],
deps = [":libc_root"],
)
cc_library(
name = "__support_cpp_limits",
hdrs = ["src/__support/CPP/limits.h"],
deps = [":libc_root", "__support_cpp_uint"],
)
cc_library(
name = "__support_cpp_optional",
hdrs = ["src/__support/CPP/optional.h"],
deps = [":libc_root"],
)
cc_library(
name = "__support_cpp_string_view",
hdrs = ["src/__support/CPP/StringView.h"],
deps = [":libc_root"],
)
cc_library(
name = "__support_cpp_uint",
hdrs = [
"src/__support/CPP/UInt.h",
],
deps = [":libc_root","__support_cpp_array"],
)
cc_library(
name = "__support_cpp_uint128",
hdrs = [
"src/__support/CPP/UInt128.h",
],
deps = [":libc_root",":__support_cpp_uint"],
)
cc_library(
name = "__support_cpp_type_traits",
hdrs = [
"src/__support/CPP/type_traits.h",
],
deps = [":libc_root","__support_cpp_uint"],
)
cc_library(
name = "__support_cpp_utility",
hdrs = ["src/__support/CPP/utility.h"],
deps = [
":__support_cpp_type_traits",
":libc_root",
],
)
cc_library(
name = "__support_cpp_vector",
hdrs = ["src/__support/CPP/vector.h"],
deps = [":libc_root"],
)
cc_library(
name = "__support_cpp_atomic",
hdrs = ["src/__support/CPP/atomic.h"],
deps = [
":__support_cpp_type_traits",
":libc_root",
],
)
cc_library(
name = "__support_integer_operations",
hdrs = ["src/__support/integer_operations.h"],
deps = [":__support_cpp_type_traits"],
)
cc_library(
name = "__support_ctype_utils",
hdrs = ["src/__support/ctype_utils.h"],
)
cc_library(
name = "__support_str_to_integer",
hdrs = ["src/__support/str_to_integer.h"],
deps = [
":__support_cpp_limits",
":__support_ctype_utils",
],
)
fputil_common_hdrs = [
"src/__support/FPUtil/BasicOperations.h",
"src/__support/FPUtil/DivisionAndRemainderOperations.h",
"src/__support/FPUtil/FEnvImpl.h",
"src/__support/FPUtil/FPBits.h",
"src/__support/FPUtil/FloatProperties.h",
"src/__support/FPUtil/Hypot.h",
"src/__support/FPUtil/ManipulationFunctions.h",
"src/__support/FPUtil/NearestIntegerOperations.h",
"src/__support/FPUtil/NormalFloat.h",
"src/__support/FPUtil/PlatformDefs.h",
"src/__support/FPUtil/builtin_wrappers.h",
"src/__support/FPUtil/except_value_utils.h",
]
fputil_hdrs = selects.with_or({
"//conditions:default": fputil_common_hdrs,
PLATFORM_CPU_X86_64: fputil_common_hdrs + [
"src/__support/FPUtil/x86_64/LongDoubleBits.h",
"src/__support/FPUtil/x86_64/NextAfterLongDouble.h",
"src/__support/FPUtil/x86_64/FEnvImpl.h",
],
PLATFORM_CPU_ARM64: fputil_common_hdrs + [
"src/__support/FPUtil/aarch64/FEnvImpl.h",
],
})
cc_library(
name = "__support_fputil",
hdrs = fputil_hdrs,
deps = [
":__support_common",
":__support_cpp_bit",
":__support_cpp_type_traits",
":__support_cpp_uint128",
":libc_root",
],
)
sqrt_common_hdrs = [
"src/__support/FPUtil/sqrt.h",
"src/__support/FPUtil/generic/sqrt.h",
"src/__support/FPUtil/generic/sqrt_80_bit_long_double.h",
]
sqrt_hdrs = selects.with_or({
"//conditions:default": sqrt_common_hdrs,
PLATFORM_CPU_X86_64: sqrt_common_hdrs + [
"src/__support/FPUtil/x86_64/sqrt.h",
],
PLATFORM_CPU_ARM64: sqrt_common_hdrs + [
"src/__support/FPUtil/aarch64/sqrt.h",
],
})
cc_library(
name = "__support_fputil_sqrt",
hdrs = sqrt_hdrs,
deps = [
":__support_common",
":__support_cpp_bit",
":__support_cpp_type_traits",
":__support_cpp_uint128",
":__support_fputil",
":libc_root",
],
)
fma_common_hdrs = [
"src/__support/FPUtil/FMA.h",
"src/__support/FPUtil/generic/FMA.h",
]
fma_platform_hdrs = [
"src/__support/FPUtil/x86_64/FMA.h",
"src/__support/FPUtil/aarch64/FMA.h",
]
cc_library(
name = "__support_fputil_fma",
hdrs = fma_common_hdrs,
# These are conditionally included and will #error out if the platform
# doesn't support FMA, so they can't be compiled on their own.
textual_hdrs = fma_platform_hdrs,
deps = [
":__support_common",
":__support_cpp_bit",
":__support_cpp_type_traits",
":__support_cpp_uint128",
":__support_fputil",
":libc_root",
],
)
cc_library(
name = "__support_fputil_multiply_add",
hdrs = [
"src/__support/FPUtil/multiply_add.h",
],
deps = [
":__support_common",
":__support_fputil_fma",
],
)
cc_library(
name = "__support_fputil_polyeval",
hdrs = [
"src/__support/FPUtil/PolyEval.h",
],
deps = [
":__support_fputil_multiply_add",
],
)
nearest_integer_common_hdrs = [
"src/__support/FPUtil/nearest_integer.h",
]
nearest_integer_platform_hdrs = [
"src/__support/FPUtil/x86_64/nearest_integer.h",
"src/__support/FPUtil/aarch64/nearest_integer.h",
]
cc_library(
name = "__support_fputil_nearest_integer",
hdrs = nearest_integer_common_hdrs,
# These are conditionally included and will #error out if the platform
# doesn't support rounding instructions, so they can't be compiled on their
# own.
textual_hdrs = nearest_integer_platform_hdrs,
deps = [
":__support_common",
":libc_root",
],
)
################################ fenv targets ################################
libc_function(
name = "fetestexcept",
srcs = ["src/fenv/fetestexcept.cpp"],
hdrs = ["src/fenv/fetestexcept.h"],
deps = [
":__support_common",
":__support_fputil",
],
)
libc_function(
name = "feclearexcept",
srcs = ["src/fenv/feclearexcept.cpp"],
hdrs = ["src/fenv/feclearexcept.h"],
deps = [
":__support_common",
":__support_fputil",
],
)
libc_function(
name = "feraiseexcept",
srcs = ["src/fenv/feraiseexcept.cpp"],
hdrs = ["src/fenv/feraiseexcept.h"],
deps = [
":__support_common",
":__support_fputil",
],
)
libc_function(
name = "fegetround",
srcs = ["src/fenv/fegetround.cpp"],
hdrs = ["src/fenv/fegetround.h"],
deps = [
":__support_common",
":__support_fputil",
],
)
libc_function(
name = "fesetround",
srcs = ["src/fenv/fesetround.cpp"],
hdrs = ["src/fenv/fesetround.h"],
deps = [
":__support_common",
":__support_fputil",
],
)
libc_function(
name = "fedisableexcept",
srcs = ["src/fenv/fedisableexcept.cpp"],
hdrs = ["src/fenv/fedisableexcept.h"],
deps = [
":__support_common",
":__support_fputil",
],
)
libc_function(
name = "feenableexcept",
srcs = ["src/fenv/feenableexcept.cpp"],
hdrs = ["src/fenv/feenableexcept.h"],
deps = [
":__support_common",
":__support_fputil",
],
)
libc_function(
name = "fegetexcept",
srcs = ["src/fenv/fegetexcept.cpp"],
hdrs = ["src/fenv/fegetexcept.h"],
deps = [
":__support_common",
":__support_fputil",
],
)
libc_function(
name = "fegetenv",
srcs = ["src/fenv/fegetenv.cpp"],
hdrs = ["src/fenv/fegetenv.h"],
deps = [
":__support_common",
":__support_fputil",
],
)
libc_function(
name = "fesetenv",
srcs = ["src/fenv/fesetenv.cpp"],
hdrs = ["src/fenv/fesetenv.h"],
deps = [
":__support_common",
":__support_fputil",
],
)
libc_function(
name = "feupdateenv",
srcs = ["src/fenv/feupdateenv.cpp"],
hdrs = ["src/fenv/feupdateenv.h"],
deps = [
":__support_common",
":__support_fputil",
],
)
libc_function(
name = "fegetexceptflag",
srcs = ["src/fenv/fegetexceptflag.cpp"],
hdrs = ["src/fenv/fegetexceptflag.h"],
deps = [
":__support_common",
":__support_fputil",
],
)
libc_function(
name = "fesetexceptflag",
srcs = ["src/fenv/fesetexceptflag.cpp"],
hdrs = ["src/fenv/fesetexceptflag.h"],
deps = [
":__support_common",
":__support_fputil",
],
)
libc_function(
name = "feholdexcept",
srcs = ["src/fenv/feholdexcept.cpp"],
hdrs = ["src/fenv/feholdexcept.h"],
deps = [
":__support_common",
":__support_fputil",
],
)
################################ math targets ################################
cc_library(
name = "math_utils",
srcs = ["src/math/generic/math_utils.cpp"],
hdrs = ["src/math/generic/math_utils.h"],
deps = [
"__support_cpp_bit",
"__support_cpp_type_traits",
":__support_common",
":libc_root",
],
)
cc_library(
name = "common_constants",
srcs = ["src/math/generic/common_constants.cpp"],
hdrs = ["src/math/generic/common_constants.h"],
deps = [
":libc_root",
],
)
cc_library(
name = "range_reduction",
hdrs = [
"src/math/generic/range_reduction.h",
"src/math/generic/range_reduction_fma.h",
],
deps = [
":__support_fputil",
":__support_fputil_fma",
":__support_fputil_multiply_add",
":__support_fputil_nearest_integer",
":libc_root",
],
)
cc_library(
name = "sincosf_utils",
hdrs = ["src/math/generic/sincosf_utils.h"],
deps = [
":__support_common",
":__support_fputil",
":__support_fputil_polyeval",
":range_reduction",
":libc_root",
],
)
libc_math_function(
name = "expm1f",
additional_deps = [
":__support_fputil_fma",
":__support_fputil_nearest_integer",
":__support_fputil_multiply_add",
":__support_fputil_polyeval",
":common_constants",
],
)
libc_math_function(name = "fabs")
libc_math_function(name = "fabsf")
libc_math_function(name = "fabsl")
libc_math_function(name = "fdim")
libc_math_function(name = "fdimf")
libc_math_function(name = "fdiml")
libc_math_function(
name = "ceil",
specializations = [
"aarch64",
"generic",
],
)
libc_math_function(
name = "ceilf",
specializations = [
"aarch64",
"generic",
],
)
libc_math_function(
name = "ceill",
specializations = [
"generic",
],
)
libc_math_function(
name = "floor",
specializations = [
"aarch64",
"generic",
],
)
libc_math_function(
name = "floorf",
specializations = [
"aarch64",
"generic",
],
)
libc_math_function(name = "floorl")
libc_math_function(name = "ldexp")
libc_math_function(name = "ldexpf")
libc_math_function(name = "ldexpl")
libc_math_function(
name = "trunc",
specializations = [
"aarch64",
"generic",
],
)
libc_math_function(
name = "truncf",
specializations = [
"aarch64",
"generic",
],
)
libc_math_function(name = "truncl")
libc_math_function(
name = "round",
specializations = [
"aarch64",
"generic",
],
)
libc_math_function(
name = "roundf",
specializations = [
"aarch64",
"generic",
],
)
libc_math_function(name = "roundl")
libc_math_function(name = "frexp")
libc_math_function(name = "frexpf")
libc_math_function(name = "frexpl")
libc_math_function(name = "hypot")
libc_math_function(
name = "hypotf",
additional_deps = [
":__support_fputil_sqrt",
],
)
libc_math_function(name = "logb")
libc_math_function(name = "logbf")
libc_math_function(name = "logbl")
libc_math_function(name = "modf")
libc_math_function(name = "modff")
libc_math_function(name = "modfl")
libc_math_function(name = "remquo")
libc_math_function(name = "remquof")
libc_math_function(name = "remquol")
libc_math_function(name = "remainder")
libc_math_function(name = "remainderf")
libc_math_function(name = "remainderl")
libc_math_function(name = "fmin")
libc_math_function(name = "fminf")
libc_math_function(name = "fminl")
libc_math_function(name = "fmax")
libc_math_function(name = "fmaxf")
libc_math_function(name = "fmaxl")
libc_math_function(
name = "cosf",
additional_deps = [
":__support_fputil_fma",
":__support_fputil_multiply_add",
":sincosf_utils",
],
)
libc_math_function(
name = "sincosf",
additional_deps = [
":__support_fputil_fma",
":__support_fputil_multiply_add",
":sincosf_utils",
],
)
libc_math_function(
name = "sinf",
additional_deps = [
":__support_fputil_fma",
":__support_fputil_multiply_add",
":__support_fputil_polyeval",
":range_reduction",
":sincosf_utils",
],
)
libc_math_function(
name = "sqrt",
additional_deps = [
":__support_fputil_sqrt",
],
)
libc_math_function(
name = "sqrtf",
additional_deps = [
":__support_fputil_sqrt",
],
)
libc_math_function(
name = "sqrtl",
additional_deps = [
":__support_fputil_sqrt",
],
)
libc_math_function(name = "copysign")
libc_math_function(name = "copysignf")
libc_math_function(name = "copysignl")
libc_math_function(name = "ilogb")
libc_math_function(name = "ilogbf")
libc_math_function(name = "ilogbl")
libc_math_function(name = "rint")
libc_math_function(name = "rintf")
libc_math_function(name = "rintl")
libc_math_function(name = "lrint")
libc_math_function(name = "lrintf")
libc_math_function(name = "lrintl")
libc_math_function(name = "llrint")
libc_math_function(name = "llrintf")
libc_math_function(name = "llrintl")
libc_math_function(name = "lround")
libc_math_function(name = "lroundf")
libc_math_function(name = "lroundl")
libc_math_function(name = "llround")
libc_math_function(name = "llroundf")
libc_math_function(name = "llroundl")
libc_math_function(name = "nearbyint")
libc_math_function(name = "nearbyintf")
libc_math_function(name = "nearbyintl")
libc_math_function(name = "nextafter")
libc_math_function(name = "nextafterf")
libc_math_function(name = "nextafterl")
############################### stdlib targets ###############################
libc_function(
name = "atoi",
srcs = ["src/stdlib/atoi.cpp"],
hdrs = ["src/stdlib/atoi.h"],
deps = [
":__support_common",
":__support_str_to_integer",
],
)
libc_function(
name = "atol",
srcs = ["src/stdlib/atol.cpp"],
hdrs = ["src/stdlib/atol.h"],
deps = [
":__support_common",
":__support_str_to_integer",
],
)
libc_function(
name = "atoll",
srcs = ["src/stdlib/atoll.cpp"],
hdrs = ["src/stdlib/atoll.h"],
deps = [
":__support_common",
":__support_str_to_integer",
],
)
libc_function(
name = "bsearch",
srcs = ["src/stdlib/bsearch.cpp"],
hdrs = ["src/stdlib/bsearch.h"],
deps = [
":__support_common",
],
)
libc_function(
name = "qsort",
srcs = ["src/stdlib/qsort.cpp"],
hdrs = ["src/stdlib/qsort.h"],
deps = [
":__support_common",
],
)
libc_function(
name = "strtol",
srcs = ["src/stdlib/strtol.cpp"],
hdrs = ["src/stdlib/strtol.h"],
deps = [
":__support_common",
":__support_str_to_integer",
],
)
libc_function(
name = "strtoll",
srcs = ["src/stdlib/strtoll.cpp"],
hdrs = ["src/stdlib/strtoll.h"],
deps = [
":__support_common",
":__support_str_to_integer",
],
)
libc_function(
name = "strtoul",
srcs = ["src/stdlib/strtoul.cpp"],
hdrs = ["src/stdlib/strtoul.h"],
deps = [
":__support_common",
":__support_str_to_integer",
],
)
libc_function(
name = "strtoull",
srcs = ["src/stdlib/strtoull.cpp"],
hdrs = ["src/stdlib/strtoull.h"],
deps = [
":__support_common",
":__support_str_to_integer",
],
)
############################### string targets ###############################
no_sanitize_features = [
"-asan",
"-msan",
"-tsan",
"-ubsan",
]
cc_library(
name = "string_memory_utils",
hdrs = [
"src/string/memory_utils/elements.h",
"src/string/memory_utils/elements_aarch64.h",
"src/string/memory_utils/elements_x86.h",
"src/string/memory_utils/utils.h",
],
textual_hdrs = [
"src/string/memory_utils/bcmp_implementations.h",
"src/string/memory_utils/memcmp_implementations.h",
"src/string/memory_utils/memcpy_implementations.h",
"src/string/memory_utils/memset_implementations.h",
],
deps = [
":__support_common",
":__support_cpp_bit",
":libc_root",
],
)
cc_library(
name = "string_utils",
hdrs = ["src/string/string_utils.h"],
deps = [
":__support_common",
":__support_cpp_bitset",
":libc_root",
":string_memory_utils",
],
)
libc_function(
name = "memchr",
srcs = ["src/string/memchr.cpp"],
hdrs = ["src/string/memchr.h"],
deps = [
":__support_common",
":string_utils",
],
)
libc_function(
name = "memcpy",
srcs = ["src/string/memcpy.cpp"],
hdrs = ["src/string/memcpy.h"],
copts = ["-mllvm --tail-merge-threshold=0"],
features = no_sanitize_features,
deps = [
":__support_common",
":string_memory_utils",
],
)
libc_function(
name = "memset",
srcs = ["src/string/memset.cpp"],
hdrs = ["src/string/memset.h"],
features = no_sanitize_features,
deps = [
":__support_common",
":string_memory_utils",
],
)
libc_function(
name = "memmove",
srcs = ["src/string/memmove.cpp"],
hdrs = ["src/string/memmove.h"],
features = no_sanitize_features,
deps = [
":__support_common",
":__support_integer_operations",
":string_memory_utils",
],
)
libc_function(
name = "memcmp",
srcs = ["src/string/memcmp.cpp"],
hdrs = ["src/string/memcmp.h"],
features = no_sanitize_features,
deps = [
":__support_common",
":__support_integer_operations",
":string_memory_utils",
],
)
libc_function(
name = "bcmp",
srcs = ["src/string/bcmp.cpp"],
hdrs = ["src/string/bcmp.h"],
features = no_sanitize_features,
deps = [
":__support_common",
":string_memory_utils",
],
)
libc_function(
name = "bzero",
srcs = ["src/string/bzero.cpp"],
hdrs = ["src/string/bzero.h"],
features = no_sanitize_features,
deps = [
":__support_common",
":string_memory_utils",
],
)
libc_function(
name = "memrchr",
srcs = ["src/string/memrchr.cpp"],
hdrs = ["src/string/memrchr.h"],
deps = [
":__support_common",
":string_utils",
],
)
libc_function(
name = "strlen",
srcs = ["src/string/strlen.cpp"],
hdrs = ["src/string/strlen.h"],
features = no_sanitize_features,
deps = [
":__support_common",
":string_utils",
],
)
libc_function(
name = "strcpy",
srcs = ["src/string/strcpy.cpp"],
hdrs = ["src/string/strcpy.h"],
features = no_sanitize_features,
deps = [
":__support_common",
":memcpy",
":string_memory_utils",
":string_utils",
],
)
# A sanitizer instrumented flavor of strcpy to be used with unittests.
libc_function(
name = "strcpy_sanitized",
testonly = 1,
srcs = ["src/string/strcpy.cpp"],
hdrs = ["src/string/strcpy.h"],
deps = [
":__support_common",
":memcpy",
":string_memory_utils",
":string_utils",
],
)
libc_function(
name = "strncpy",
srcs = ["src/string/strncpy.cpp"],
hdrs = ["src/string/strncpy.h"],
deps = [
":__support_common",
],
)
libc_function(
name = "strcmp",
srcs = ["src/string/strcmp.cpp"],
hdrs = ["src/string/strcmp.h"],
deps = [
":__support_common",
":string_utils",
],
)
libc_function(
name = "strchr",
srcs = ["src/string/strchr.cpp"],
hdrs = ["src/string/strchr.h"],
deps = [
":__support_common",
":string_utils",
],
)
libc_function(
name = "strrchr",
srcs = ["src/string/strrchr.cpp"],
hdrs = ["src/string/strrchr.h"],
deps = [
":__support_common",
":string_utils",
],
)
libc_function(
name = "strstr",
srcs = ["src/string/strstr.cpp"],
hdrs = ["src/string/strstr.h"],
deps = [
":__support_common",
":string_utils",
],
)
libc_function(
name = "strnlen",
srcs = ["src/string/strnlen.cpp"],
hdrs = ["src/string/strnlen.h"],
deps = [
":__support_common",
":string_utils",
],
)
libc_function(
name = "strcspn",
srcs = ["src/string/strcspn.cpp"],
hdrs = ["src/string/strcspn.h"],
deps = [
":__support_common",
":string_utils",
],
)
libc_function(
name = "strspn",
srcs = ["src/string/strspn.cpp"],
hdrs = ["src/string/strspn.h"],
deps = [
":__support_common",
":__support_cpp_bitset",
":string_utils",
],
)
libc_function(
name = "strpbrk",
srcs = ["src/string/strpbrk.cpp"],
hdrs = ["src/string/strpbrk.h"],
deps = [
":__support_common",
":string_utils",
],
)
libc_function(
name = "strtok",
srcs = ["src/string/strtok.cpp"],
hdrs = ["src/string/strtok.h"],
deps = [
":__support_common",
":string_utils",
],
)