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-rw-r--r--absl/crc/BUILD.bazel174
1 files changed, 174 insertions, 0 deletions
diff --git a/absl/crc/BUILD.bazel b/absl/crc/BUILD.bazel
new file mode 100644
index 00000000..9afe0e3e
--- /dev/null
+++ b/absl/crc/BUILD.bazel
@@ -0,0 +1,174 @@
+# Copyright 2022 The Abseil Authors
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# https://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+load(
+ "//absl:copts/configure_copts.bzl",
+ "ABSL_DEFAULT_COPTS",
+ "ABSL_DEFAULT_LINKOPTS",
+ "ABSL_TEST_COPTS",
+)
+
+package(default_visibility = ["//visibility:private"])
+
+licenses(["notice"])
+
+cc_library(
+ name = "cpu_detect",
+ srcs = [
+ "internal/cpu_detect.cc",
+ ],
+ hdrs = ["internal/cpu_detect.h"],
+ copts = ABSL_DEFAULT_COPTS,
+ linkopts = ABSL_DEFAULT_LINKOPTS,
+ visibility = ["//visibility:private"],
+ deps = [
+ "//absl/base",
+ "//absl/base:config",
+ ],
+)
+
+cc_library(
+ name = "crc_internal",
+ srcs = [
+ "internal/crc.cc",
+ "internal/crc_internal.h",
+ "internal/crc_x86_arm_combined.cc",
+ ],
+ hdrs = [
+ "internal/crc.h",
+ "internal/crc32_x86_arm_combined_simd.h",
+ ],
+ copts = ABSL_DEFAULT_COPTS,
+ linkopts = ABSL_DEFAULT_LINKOPTS,
+ visibility = ["//visibility:private"],
+ deps = [
+ ":cpu_detect",
+ "//absl/base",
+ "//absl/base:config",
+ "//absl/base:core_headers",
+ "//absl/base:dynamic_annotations",
+ "//absl/base:endian",
+ "//absl/base:prefetch",
+ "//absl/base:raw_logging_internal",
+ "//absl/memory",
+ "//absl/numeric:bits",
+ ],
+)
+
+cc_library(
+ name = "crc32c",
+ srcs = [
+ "crc32c.cc",
+ "internal/crc32c_inline.h",
+ "internal/crc_memcpy_fallback.cc",
+ "internal/crc_memcpy_x86_64.cc",
+ "internal/crc_non_temporal_memcpy.cc",
+ ],
+ hdrs = [
+ "crc32c.h",
+ "internal/crc32c.h",
+ "internal/crc_memcpy.h",
+ ],
+ copts = ABSL_DEFAULT_COPTS,
+ linkopts = ABSL_DEFAULT_LINKOPTS,
+ visibility = ["//visibility:public"],
+ deps = [
+ ":cpu_detect",
+ ":crc_internal",
+ ":non_temporal_memcpy",
+ "//absl/base:config",
+ "//absl/base:core_headers",
+ "//absl/base:dynamic_annotations",
+ "//absl/base:endian",
+ "//absl/base:prefetch",
+ "//absl/strings",
+ ],
+)
+
+cc_test(
+ name = "crc32c_test",
+ srcs = ["crc32c_test.cc"],
+ copts = ABSL_TEST_COPTS,
+ linkopts = ABSL_DEFAULT_LINKOPTS,
+ visibility = ["//visibility:private"],
+ deps = [
+ ":crc32c",
+ "//absl/strings",
+ "@com_google_googletest//:gtest_main",
+ ],
+)
+
+cc_library(
+ name = "non_temporal_arm_intrinsics",
+ hdrs = ["internal/non_temporal_arm_intrinsics.h"],
+ copts = ABSL_DEFAULT_COPTS,
+ linkopts = ABSL_DEFAULT_LINKOPTS,
+ visibility = ["//visibility:private"],
+)
+
+cc_library(
+ name = "non_temporal_memcpy",
+ hdrs = ["internal/non_temporal_memcpy.h"],
+ copts = ABSL_DEFAULT_COPTS,
+ linkopts = ABSL_DEFAULT_LINKOPTS,
+ visibility = ["//visibility:private"],
+ deps = [
+ ":non_temporal_arm_intrinsics",
+ "//absl/base:config",
+ "//absl/base:core_headers",
+ ],
+)
+
+cc_test(
+ name = "crc_memcpy_test",
+ size = "large",
+ srcs = ["internal/crc_memcpy_test.cc"],
+ shard_count = 3,
+ visibility = ["//visibility:private"],
+ deps = [
+ ":crc32c",
+ "//absl/memory",
+ "//absl/random",
+ "//absl/random:distributions",
+ "//absl/strings",
+ "@com_google_googletest//:gtest_main",
+ ],
+)
+
+cc_test(
+ name = "non_temporal_memcpy_test",
+ srcs = ["internal/non_temporal_memcpy_test.cc"],
+ visibility = ["//visibility:private"],
+ deps = [
+ ":non_temporal_memcpy",
+ "@com_google_googletest//:gtest_main",
+ ],
+)
+
+cc_binary(
+ name = "crc32c_benchmark",
+ testonly = 1,
+ srcs = ["crc32c_benchmark.cc"],
+ copts = ABSL_TEST_COPTS,
+ linkopts = ABSL_DEFAULT_LINKOPTS,
+ tags = [
+ "benchmark",
+ ],
+ visibility = ["//visibility:private"],
+ deps = [
+ ":crc32c",
+ "//absl/memory",
+ "@com_github_google_benchmark//:benchmark_main",
+ ],
+)