-
Notifications
You must be signed in to change notification settings - Fork 262
Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
Add support for Apple M1 AArch64 SoCs
Completely based on #150. Thanks to @sbehnke! + Refactoring to accomodate the new source tree + Adding more feature flags
- Loading branch information
Showing
7 changed files
with
325 additions
and
85 deletions.
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,100 @@ | ||
| // Copyright 2017 Google LLC | ||
| // | ||
| // 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 | ||
| // | ||
| // http://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. | ||
|
|
||
| #include "cpu_features_macros.h" | ||
|
|
||
| #ifdef CPU_FEATURES_ARCH_AARCH64 | ||
| #if defined(CPU_FEATURES_OS_LINUX) || defined(CPU_FEATURES_OS_ANDROID) || \ | ||
| defined(CPU_FEATURES_OS_MACOS) | ||
|
|
||
| #include "cpuinfo_aarch64.h" | ||
|
|
||
| //////////////////////////////////////////////////////////////////////////////// | ||
| // Definitions for introspection. | ||
| //////////////////////////////////////////////////////////////////////////////// | ||
| #define INTROSPECTION_TABLE \ | ||
| LINE(AARCH64_FP, fp, "fp", AARCH64_HWCAP_FP, 0) \ | ||
| LINE(AARCH64_ASIMD, asimd, "asimd", AARCH64_HWCAP_ASIMD, 0) \ | ||
| LINE(AARCH64_EVTSTRM, evtstrm, "evtstrm", AARCH64_HWCAP_EVTSTRM, 0) \ | ||
| LINE(AARCH64_AES, aes, "aes", AARCH64_HWCAP_AES, 0) \ | ||
| LINE(AARCH64_PMULL, pmull, "pmull", AARCH64_HWCAP_PMULL, 0) \ | ||
| LINE(AARCH64_SHA1, sha1, "sha1", AARCH64_HWCAP_SHA1, 0) \ | ||
| LINE(AARCH64_SHA2, sha2, "sha2", AARCH64_HWCAP_SHA2, 0) \ | ||
| LINE(AARCH64_CRC32, crc32, "crc32", AARCH64_HWCAP_CRC32, 0) \ | ||
| LINE(AARCH64_ATOMICS, atomics, "atomics", AARCH64_HWCAP_ATOMICS, 0) \ | ||
| LINE(AARCH64_FPHP, fphp, "fphp", AARCH64_HWCAP_FPHP, 0) \ | ||
| LINE(AARCH64_ASIMDHP, asimdhp, "asimdhp", AARCH64_HWCAP_ASIMDHP, 0) \ | ||
| LINE(AARCH64_CPUID, cpuid, "cpuid", AARCH64_HWCAP_CPUID, 0) \ | ||
| LINE(AARCH64_ASIMDRDM, asimdrdm, "asimdrdm", AARCH64_HWCAP_ASIMDRDM, 0) \ | ||
| LINE(AARCH64_JSCVT, jscvt, "jscvt", AARCH64_HWCAP_JSCVT, 0) \ | ||
| LINE(AARCH64_FCMA, fcma, "fcma", AARCH64_HWCAP_FCMA, 0) \ | ||
| LINE(AARCH64_LRCPC, lrcpc, "lrcpc", AARCH64_HWCAP_LRCPC, 0) \ | ||
| LINE(AARCH64_DCPOP, dcpop, "dcpop", AARCH64_HWCAP_DCPOP, 0) \ | ||
| LINE(AARCH64_SHA3, sha3, "sha3", AARCH64_HWCAP_SHA3, 0) \ | ||
| LINE(AARCH64_SM3, sm3, "sm3", AARCH64_HWCAP_SM3, 0) \ | ||
| LINE(AARCH64_SM4, sm4, "sm4", AARCH64_HWCAP_SM4, 0) \ | ||
| LINE(AARCH64_ASIMDDP, asimddp, "asimddp", AARCH64_HWCAP_ASIMDDP, 0) \ | ||
| LINE(AARCH64_SHA512, sha512, "sha512", AARCH64_HWCAP_SHA512, 0) \ | ||
| LINE(AARCH64_SVE, sve, "sve", AARCH64_HWCAP_SVE, 0) \ | ||
| LINE(AARCH64_ASIMDFHM, asimdfhm, "asimdfhm", AARCH64_HWCAP_ASIMDFHM, 0) \ | ||
| LINE(AARCH64_DIT, dit, "dit", AARCH64_HWCAP_DIT, 0) \ | ||
| LINE(AARCH64_USCAT, uscat, "uscat", AARCH64_HWCAP_USCAT, 0) \ | ||
| LINE(AARCH64_ILRCPC, ilrcpc, "ilrcpc", AARCH64_HWCAP_ILRCPC, 0) \ | ||
| LINE(AARCH64_FLAGM, flagm, "flagm", AARCH64_HWCAP_FLAGM, 0) \ | ||
| LINE(AARCH64_SSBS, ssbs, "ssbs", AARCH64_HWCAP_SSBS, 0) \ | ||
| LINE(AARCH64_SB, sb, "sb", AARCH64_HWCAP_SB, 0) \ | ||
| LINE(AARCH64_PACA, paca, "paca", AARCH64_HWCAP_PACA, 0) \ | ||
| LINE(AARCH64_PACG, pacg, "pacg", AARCH64_HWCAP_PACG, 0) \ | ||
| LINE(AARCH64_DCPODP, dcpodp, "dcpodp", 0, AARCH64_HWCAP2_DCPODP) \ | ||
| LINE(AARCH64_SVE2, sve2, "sve2", 0, AARCH64_HWCAP2_SVE2) \ | ||
| LINE(AARCH64_SVEAES, sveaes, "sveaes", 0, AARCH64_HWCAP2_SVEAES) \ | ||
| LINE(AARCH64_SVEPMULL, svepmull, "svepmull", 0, AARCH64_HWCAP2_SVEPMULL) \ | ||
| LINE(AARCH64_SVEBITPERM, svebitperm, "svebitperm", 0, \ | ||
| AARCH64_HWCAP2_SVEBITPERM) \ | ||
| LINE(AARCH64_SVESHA3, svesha3, "svesha3", 0, AARCH64_HWCAP2_SVESHA3) \ | ||
| LINE(AARCH64_SVESM4, svesm4, "svesm4", 0, AARCH64_HWCAP2_SVESM4) \ | ||
| LINE(AARCH64_FLAGM2, flagm2, "flagm2", 0, AARCH64_HWCAP2_FLAGM2) \ | ||
| LINE(AARCH64_FRINT, frint, "frint", 0, AARCH64_HWCAP2_FRINT) \ | ||
| LINE(AARCH64_SVEI8MM, svei8mm, "svei8mm", 0, AARCH64_HWCAP2_SVEI8MM) \ | ||
| LINE(AARCH64_SVEF32MM, svef32mm, "svef32mm", 0, AARCH64_HWCAP2_SVEF32MM) \ | ||
| LINE(AARCH64_SVEF64MM, svef64mm, "svef64mm", 0, AARCH64_HWCAP2_SVEF64MM) \ | ||
| LINE(AARCH64_SVEBF16, svebf16, "svebf16", 0, AARCH64_HWCAP2_SVEBF16) \ | ||
| LINE(AARCH64_I8MM, i8mm, "i8mm", 0, AARCH64_HWCAP2_I8MM) \ | ||
| LINE(AARCH64_BF16, bf16, "bf16", 0, AARCH64_HWCAP2_BF16) \ | ||
| LINE(AARCH64_DGH, dgh, "dgh", 0, AARCH64_HWCAP2_DGH) \ | ||
| LINE(AARCH64_RNG, rng, "rng", 0, AARCH64_HWCAP2_RNG) \ | ||
| LINE(AARCH64_BTI, bti, "bti", 0, AARCH64_HWCAP2_BTI) \ | ||
| LINE(AARCH64_MTE, mte, "mte", 0, AARCH64_HWCAP2_MTE) | ||
| #define INTROSPECTION_PREFIX Aarch64 | ||
| #define INTROSPECTION_ENUM_PREFIX AARCH64 | ||
| #include "define_introspection_and_hwcaps.inl" | ||
|
|
||
| //////////////////////////////////////////////////////////////////////////////// | ||
| // Implementation. | ||
| //////////////////////////////////////////////////////////////////////////////// | ||
|
|
||
| #include <stdbool.h> | ||
|
|
||
| #include "internal/bit_utils.h" | ||
| #include "internal/filesystem.h" | ||
| #include "internal/stack_line_reader.h" | ||
| #include "internal/string_view.h" | ||
|
|
||
| static bool HandleAarch64Line(const LineResult result, Aarch64Info* const info); | ||
|
|
||
| static void FillProcCpuInfoData(Aarch64Info* const info); | ||
|
|
||
| #endif // defined(CPU_FEATURES_OS_LINUX) || defined(CPU_FEATURES_OS_ANDROID) || | ||
| // defined(CPU_FEATURES_OS_MACOS) | ||
| #endif // CPU_FEATURES_ARCH_AARCH64 |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,81 @@ | ||
| // Copyright 2021 Google LLC | ||
| // | ||
| // 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 | ||
| // | ||
| // http://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. | ||
|
|
||
| #include "cpu_features_macros.h" | ||
|
|
||
| #ifdef CPU_FEATURES_ARCH_AARCH64 | ||
| #ifdef CPU_FEATURES_OS_MACOS | ||
|
|
||
| #include "impl_aarch64__base_implementation.inl" | ||
|
|
||
| #if !defined(HAVE_SYSCTLBYNAME) | ||
| #error "Darwin needs support for sysctlbyname" | ||
| #endif | ||
| #include <sys/sysctl.h> | ||
|
|
||
| #if defined(CPU_FEATURES_MOCK_SYSCTL_AARCH64) | ||
| extern bool GetDarwinSysCtlByName(const char*); | ||
| extern int GetDarwinSysCtlByNameValue(const char* name); | ||
| #else | ||
| static int GetDarwinSysCtlByNameValue(const char* name) { | ||
| int enabled; | ||
| size_t enabled_len = sizeof(enabled); | ||
| const int failure = sysctlbyname(name, &enabled, &enabled_len, NULL, 0); | ||
| return failure ? 0 : enabled; | ||
| } | ||
|
|
||
| static bool GetDarwinSysCtlByName(const char* name) { | ||
| return !!GetDarwinSysCtlByNameValue(name); | ||
| } | ||
| #endif | ||
|
|
||
| static const Aarch64Info kEmptyAarch64Info; | ||
|
|
||
| Aarch64Info GetAarch64Info(void) { | ||
| Aarch64Info info = kEmptyAarch64Info; | ||
|
|
||
| // Handling Darwin platform through sysctlbyname. | ||
| info.implementer = GetDarwinSysCtlByNameValue("hw.cputype"); | ||
| info.variant = GetDarwinSysCtlByNameValue("hw.cpusubtype"); | ||
| info.part = GetDarwinSysCtlByNameValue("hw.cpufamily"); | ||
| info.revision = GetDarwinSysCtlByNameValue("hw.cpusubfamily"); | ||
|
|
||
| info.features.fp = GetDarwinSysCtlByName("hw.optional.floatingpoint"); | ||
| info.features.asimd = GetDarwinSysCtlByName("hw.optional.AdvSIMD"); | ||
| info.features.aes = GetDarwinSysCtlByName("hw.optional.arm.FEAT_AES"); | ||
| info.features.pmull = GetDarwinSysCtlByName("hw.optional.arm.FEAT_PMULL"); | ||
| info.features.sha1 = GetDarwinSysCtlByName("hw.optional.arm.FEAT_SHA1"); | ||
| info.features.sha2 = GetDarwinSysCtlByName("hw.optional.arm.FEAT_SHA2"); | ||
| info.features.crc32 = GetDarwinSysCtlByName("hw.optional.armv8_crc32"); | ||
| info.features.atomics = GetDarwinSysCtlByName("hw.optional.armv8_1_atomics"); | ||
| info.features.fphp = GetDarwinSysCtlByName("hw.optional.neon_hpfp"); | ||
| info.features.jscvt = GetDarwinSysCtlByName("hw.optional.arm.FEAT_JSCVT"); | ||
| info.features.fcma = GetDarwinSysCtlByName("hw.optional.arm.FEAT_FCMA"); | ||
| info.features.lrcpc = GetDarwinSysCtlByName("hw.optional.arm.FEAT_LRCPC"); | ||
| info.features.sha3 = GetDarwinSysCtlByName("hw.optional.armv8_2_sha3"); | ||
| info.features.sha512 = GetDarwinSysCtlByName("hw.optional.armv8_2_sha512"); | ||
| info.features.asimdfhm = GetDarwinSysCtlByName("hw.optional.armv8_2_fhm"); | ||
| info.features.flagm = GetDarwinSysCtlByName("hw.optional.arm.FEAT_FLAGM"); | ||
| info.features.flagm2 = GetDarwinSysCtlByName("hw.optional.arm.FEAT_FLAGM2"); | ||
| info.features.ssbs = GetDarwinSysCtlByName("hw.optional.arm.FEAT_SSBS"); | ||
| info.features.sb = GetDarwinSysCtlByName("hw.optional.arm.FEAT_SB"); | ||
| info.features.i8mm = GetDarwinSysCtlByName("hw.optional.arm.FEAT_I8MM"); | ||
| info.features.bf16 = GetDarwinSysCtlByName("hw.optional.arm.FEAT_BF16"); | ||
| info.features.bti = GetDarwinSysCtlByName("hw.optional.arm.FEAT_BTI"); | ||
|
|
||
| return info; | ||
| } | ||
|
|
||
| #endif // CPU_FEATURES_OS_MACOS | ||
| #endif // CPU_FEATURES_ARCH_X86 |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Oops, something went wrong.