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Code Issues Releases Wiki Activity

Add OpenBSD Arm64 support (#367)

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This commit is contained in:
Brad Smith
2024-11-08 05:14:32 -05:00
committed by GitHub
parent 7a8174a371
commit aabbd16864
9 changed files with 31 additions and 24 deletions
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11
BUILD.bazel
View File

@ -2,7 +2,7 @@
load("@bazel_skylib//lib:selects.bzl", "selects")
load("//:bazel/platforms.bzl", "PLATFORM_CPU_ARM", "PLATFORM_CPU_ARM64", "PLATFORM_CPU_MIPS", "PLATFORM_CPU_PPC", "PLATFORM_CPU_RISCV32", "PLATFORM_CPU_RISCV64", "PLATFORM_CPU_X86_64")
load("//:bazel/platforms.bzl", "PLATFORM_OS_MACOS", "PLATFORM_OS_LINUX", "PLATFORM_OS_FREEBSD", "PLATFORM_OS_ANDROID")
load("//:bazel/platforms.bzl", "PLATFORM_OS_MACOS", "PLATFORM_OS_LINUX", "PLATFORM_OS_FREEBSD", "PLATFORM_OS_OPENBSD", "PLATFORM_OS_ANDROID")
package(
default_visibility = ["//visibility:public"],
@ -170,13 +170,14 @@ cc_library(
name = "hwcaps",
srcs = [
"src/hwcaps.c",
"src/hwcaps_freebsd.c",
"src/hwcaps_freebsd_or_openbsd.c",
"src/hwcaps_linux_or_android.c",
],
copts = C99_FLAGS,
defines = selects.with_or({
PLATFORM_OS_MACOS: ["HAVE_DLFCN_H"],
PLATFORM_OS_FREEBSD: ["HAVE_STRONG_ELF_AUX_INFO"],
PLATFORM_OS_OPENBSD: ["HAVE_STRONG_ELF_AUX_INFO"],
PLATFORM_OS_LINUX: ["HAVE_STRONG_GETAUXVAL"],
PLATFORM_OS_ANDROID: ["HAVE_STRONG_GETAUXVAL"],
"//conditions:default": [],
@ -195,7 +196,7 @@ cc_library(
testonly = 1,
srcs = [
"src/hwcaps.c",
"src/hwcaps_freebsd.c",
"src/hwcaps_freebsd_or_openbsd.c",
"src/hwcaps_linux_or_android.c",
"test/hwcaps_for_testing.cc",
],
@ -230,7 +231,7 @@ cc_library(
"src/impl_aarch64_linux_or_android.c",
"src/impl_aarch64_macos_or_iphone.c",
"src/impl_aarch64_windows.c",
"src/impl_aarch64_freebsd.c",
"src/impl_aarch64_freebsd_or_openbsd.c",
],
PLATFORM_CPU_MIPS: ["src/impl_mips_linux_or_android.c"],
PLATFORM_CPU_PPC: ["src/impl_ppc_linux.c"],
@ -295,7 +296,7 @@ cc_library(
"src/impl_aarch64_linux_or_android.c",
"src/impl_aarch64_macos_or_iphone.c",
"src/impl_aarch64_windows.c",
"src/impl_aarch64_freebsd.c",
"src/impl_aarch64_freebsd_or_openbsd.c",
],
PLATFORM_CPU_MIPS: ["src/impl_mips_linux_or_android.c"],
PLATFORM_CPU_PPC: ["src/impl_ppc_linux.c"],

2
CMakeLists.txt
View File

@ -148,7 +148,7 @@ if(UNIX)
add_library(unix_based_hardware_detection OBJECT
${PROJECT_SOURCE_DIR}/include/internal/hwcaps.h
${PROJECT_SOURCE_DIR}/src/hwcaps_linux_or_android.c
${PROJECT_SOURCE_DIR}/src/hwcaps_freebsd.c
${PROJECT_SOURCE_DIR}/src/hwcaps_freebsd_or_openbsd.c
${PROJECT_SOURCE_DIR}/src/hwcaps.c
)
setup_include_and_definitions(unix_based_hardware_detection)

2
bazel/platforms.bzl
View File

@ -22,3 +22,5 @@ PLATFORM_OS_LINUX = ("@platforms//os:linux")
PLATFORM_OS_ANDROID = ("@platforms//os:android")
PLATFORM_OS_FREEBSD = ("@platforms//os:freebsd")
PLATFORM_OS_OPENBSD = ("@platforms//os:openbsd")

4
include/cpu_features_macros.h
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@ -95,6 +95,10 @@
#define CPU_FEATURES_OS_FREEBSD
#endif
#if defined(__OpenBSD__)
#define CPU_FEATURES_OS_OPENBSD
#endif
#if defined(__ANDROID__)
#define CPU_FEATURES_OS_ANDROID
#endif

6
src/hwcaps_freebsd.c → src/hwcaps_freebsd_or_openbsd.c
View File

@ -14,7 +14,7 @@
#include "cpu_features_macros.h"
#ifdef CPU_FEATURES_OS_FREEBSD
#if defined(CPU_FEATURES_OS_FREEBSD) || defined(CPU_FEATURES_OS_OPENBSD)
#include "internal/hwcaps.h"
@ -47,8 +47,8 @@ const char *CpuFeatures_GetPlatformPointer(void) { return NULL; }
const char *CpuFeatures_GetBasePlatformPointer(void) { return NULL; }
#else
#error "FreeBSD needs support for elf_aux_info"
#error "FreeBSD / OpenBSD needs support for elf_aux_info"
#endif // HAVE_STRONG_ELF_AUX_INFO
#endif // CPU_FEATURES_TEST
#endif // CPU_FEATURES_OS_FREEBSD
#endif // CPU_FEATURES_OS_FREEBSD || CPU_FEATURES_OS_OPENBSD

8
src/impl_aarch64_cpuid.c
View File

@ -15,8 +15,8 @@
#include "cpu_features_macros.h"
#ifdef CPU_FEATURES_ARCH_AARCH64
#if (defined(CPU_FEATURES_OS_FREEBSD) || defined(CPU_FEATURES_OS_LINUX) || \
defined(CPU_FEATURES_OS_ANDROID))
#if (defined(CPU_FEATURES_OS_FREEBSD) || defined(CPU_FEATURES_OS_OPENBSD) || \
defined(CPU_FEATURES_OS_LINUX) || defined(CPU_FEATURES_OS_ANDROID))
#if (defined(CPU_FEATURES_COMPILER_GCC) || defined(CPU_FEATURES_COMPILER_CLANG))
#include "internal/cpuid_aarch64.h"
@ -35,6 +35,6 @@ uint64_t GetMidrEl1(void) {
#error "Unsupported compiler, aarch64 cpuid requires either GCC or Clang."
#endif // (defined(CPU_FEATURES_COMPILER_GCC) ||
// defined(CPU_FEATURES_COMPILER_CLANG))
#endif // (defined(CPU_FEATURES_OS_FREEBSD) || defined(CPU_FEATURES_OS_LINUX)
// || defined(CPU_FEATURES_OS_ANDROID))
#endif // (defined(CPU_FEATURES_OS_FREEBSD) || defined(CPU_FEATURES_OS_OPENBSD)
// || defined(CPU_FEATURES_OS_LINUX) || defined(CPU_FEATURES_OS_ANDROID))
#endif // CPU_FEATURES_ARCH_AARCH64

4
src/impl_aarch64_freebsd.c → src/impl_aarch64_freebsd_or_openbsd.c
View File

@ -15,7 +15,7 @@
#include "cpu_features_macros.h"
#ifdef CPU_FEATURES_ARCH_AARCH64
#ifdef CPU_FEATURES_OS_FREEBSD
#if defined(CPU_FEATURES_OS_FREEBSD) || defined(CPU_FEATURES_OS_OPENBSD)
#include "cpuinfo_aarch64.h"
#include "impl_aarch64__base_implementation.inl"
@ -42,5 +42,5 @@ Aarch64Info GetAarch64Info(void) {
return info;
}
#endif // CPU_FEATURES_OS_FREEBSD
#endif // CPU_FEATURES_OS_FREEBSD || CPU_FEATURES_OS_OPENBSD
#endif // CPU_FEATURES_ARCH_AARCH64

4
test/CMakeLists.txt
View File

@ -25,7 +25,7 @@ target_link_libraries(stack_line_reader_for_test string_view filesystem_for_test
add_library(all_libraries
../src/hwcaps.c
../src/hwcaps_linux_or_android.c
../src/hwcaps_freebsd.c
../src/hwcaps_freebsd_or_openbsd.c
../src/stack_line_reader.c)
target_link_libraries(all_libraries hwcaps_for_testing stack_line_reader string_view)
@ -81,7 +81,7 @@ if(PROCESSOR_IS_AARCH64)
../src/impl_aarch64_linux_or_android.c
../src/impl_aarch64_windows.c
../src/impl_aarch64_macos_or_iphone.c
../src/impl_aarch64_freebsd.c
../src/impl_aarch64_freebsd_or_openbsd.c
)
if(APPLE)
target_compile_definitions(cpuinfo_aarch64_test PUBLIC CPU_FEATURES_MOCK_SYSCTL_AARCH64)

14
test/cpuinfo_aarch64_test.cc
View File

@ -22,13 +22,13 @@
#if defined(CPU_FEATURES_OS_WINDOWS)
#include "internal/windows_utils.h"
#endif // CPU_FEATURES_OS_WINDOWS
#if defined(CPU_FEATURES_OS_FREEBSD) || defined(CPU_FEATURES_OS_LINUX)
#if defined(CPU_FEATURES_OS_FREEBSD) || defined(CPU_FEATURES_OS_OPENBSD) || defined(CPU_FEATURES_OS_LINUX)
#include "internal/cpuid_aarch64.h"
#endif // defined(CPU_FEATURES_OS_FREEBSD) || defined(CPU_FEATURES_OS_LINUX)
#endif // defined(CPU_FEATURES_OS_FREEBSD) || defined(CPU_FEATURES_OS_OPENBSD) || defined(CPU_FEATURES_OS_LINUX)
namespace cpu_features {
class FakeCpuAarch64 {
#if defined(CPU_FEATURES_OS_FREEBSD) || defined(CPU_FEATURES_OS_LINUX)
#if defined(CPU_FEATURES_OS_FREEBSD) || defined(CPU_FEATURES_OS_OPENBSD) || defined(CPU_FEATURES_OS_LINUX)
public:
uint64_t GetMidrEl1() const { return _midr_el1; }
@ -89,7 +89,7 @@ static FakeCpuAarch64& cpu() {
}
// Define OS dependent mock functions
#if defined(CPU_FEATURES_OS_FREEBSD) || defined(CPU_FEATURES_OS_LINUX)
#if defined(CPU_FEATURES_OS_FREEBSD) || defined(CPU_FEATURES_OS_OPENBSD) || defined(CPU_FEATURES_OS_LINUX)
extern "C" uint64_t GetMidrEl1(void) { return cpu().GetMidrEl1(); }
#elif defined(CPU_FEATURES_OS_MACOS)
extern "C" bool GetDarwinSysCtlByName(const char* name) {
@ -137,7 +137,7 @@ TEST_F(CpuidAarch64Test, Aarch64FeaturesEnum) {
}
// AT_HWCAP tests
#if defined(CPU_FEATURES_OS_LINUX) || defined(CPU_FEATURES_OS_FREEBSD)
#if defined(CPU_FEATURES_OS_LINUX) || defined(CPU_FEATURES_OS_FREEBSD) || defined(CPU_FEATURES_OS_OPENBSD)
TEST_F(CpuidAarch64Test, FromHardwareCap) {
ResetHwcaps();
SetHardwareCapabilities(AARCH64_HWCAP_FP | AARCH64_HWCAP_AES, 0);
@ -205,7 +205,7 @@ TEST_F(CpuidAarch64Test, FromHardwareCap2) {
EXPECT_FALSE(info.features.dgh);
EXPECT_FALSE(info.features.rng);
}
#endif // defined(CPU_FEATURES_OS_LINUX) || defined(CPU_FEATURES_OS_FREEBSD)
#endif // defined(CPU_FEATURES_OS_LINUX) || defined(CPU_FEATURES_OS_FREEBSD) || defined(CPU_FEATURES_OS_OPENBSD)
// OS dependent tests
#if defined(CPU_FEATURES_OS_LINUX)
@ -415,7 +415,7 @@ TEST_F(CpuidAarch64Test, WINDOWS_AARCH64_RPI4) {
EXPECT_FALSE(info.features.jscvt);
EXPECT_FALSE(info.features.lrcpc);
}
#elif defined(CPU_FEATURES_OS_FREEBSD)
#elif defined(CPU_FEATURES_OS_FREEBSD) || defined(CPU_FEATURES_OS_OPENBSD)
TEST_F(CpuidAarch64Test, MrsMidrEl1_RPI4) {
ResetHwcaps();
SetHardwareCapabilities(AARCH64_HWCAP_FP | AARCH64_HWCAP_CPUID, 0);