// Copyright 2020 Google LLC // SPDX-License-Identifier: Apache-2.0 // // 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. #ifndef HIGHWAY_HWY_FOREACH_TARGET_H_ #define HIGHWAY_HWY_FOREACH_TARGET_H_ // Re-includes the translation unit zero or more times to compile for any // targets except HWY_STATIC_TARGET. Defines unique HWY_TARGET each time so that // highway.h defines the corresponding macro/namespace. #include "hwy/detect_targets.h" // *_inl.h may include other headers, which requires include guards to prevent // repeated inclusion. The guards must be reset after compiling each target, so // the header is again visible. This is done by flipping HWY_TARGET_TOGGLE, // defining it if undefined and vice versa. This macro is initially undefined // so that IDEs don't gray out the contents of each header. #ifdef HWY_TARGET_TOGGLE #error "This macro must not be defined outside foreach_target.h" #endif #ifdef HWY_HIGHWAY_INCLUDED // highway.h include guard // Trigger fixup at the bottom of this header. #define HWY_ALREADY_INCLUDED // The next highway.h must re-include set_macros-inl.h because the first // highway.h chose the static target instead of what we will set below. #undef HWY_SET_MACROS_PER_TARGET #endif // Disable HWY_EXPORT in user code until we have generated all targets. Note // that a subsequent highway.h will not override this definition. #undef HWY_ONCE #define HWY_ONCE … // Avoid warnings on #include HWY_TARGET_INCLUDE by hiding them from the IDE; // also skip if only 1 target defined (no re-inclusion will be necessary). #if !HWY_IDE && (HWY_TARGETS != HWY_STATIC_TARGET) #if !defined(HWY_TARGET_INCLUDE) #error ">1 target enabled => define HWY_TARGET_INCLUDE before foreach_target.h" #endif // ------------------------------ HWY_ARCH_X86 #if (HWY_TARGETS & HWY_SSE2) && (HWY_STATIC_TARGET != HWY_SSE2) #undef HWY_TARGET #define HWY_TARGET … #include HWY_TARGET_INCLUDE #ifdef HWY_TARGET_TOGGLE #undef HWY_TARGET_TOGGLE #else #define HWY_TARGET_TOGGLE #endif #endif #if (HWY_TARGETS & HWY_SSSE3) && (HWY_STATIC_TARGET != HWY_SSSE3) #undef HWY_TARGET #define HWY_TARGET … #include HWY_TARGET_INCLUDE #ifdef HWY_TARGET_TOGGLE #undef HWY_TARGET_TOGGLE #else #define HWY_TARGET_TOGGLE #endif #endif #if (HWY_TARGETS & HWY_SSE4) && (HWY_STATIC_TARGET != HWY_SSE4) #undef HWY_TARGET #define HWY_TARGET … #include HWY_TARGET_INCLUDE #ifdef HWY_TARGET_TOGGLE #undef HWY_TARGET_TOGGLE #else #define HWY_TARGET_TOGGLE #endif #endif #if (HWY_TARGETS & HWY_AVX2) && (HWY_STATIC_TARGET != HWY_AVX2) #undef HWY_TARGET #define HWY_TARGET … #include HWY_TARGET_INCLUDE #ifdef HWY_TARGET_TOGGLE #undef HWY_TARGET_TOGGLE #else #define HWY_TARGET_TOGGLE #endif #endif #if (HWY_TARGETS & HWY_AVX3) && (HWY_STATIC_TARGET != HWY_AVX3) #undef HWY_TARGET #define HWY_TARGET … #include HWY_TARGET_INCLUDE #ifdef HWY_TARGET_TOGGLE #undef HWY_TARGET_TOGGLE #else #define HWY_TARGET_TOGGLE #endif #endif #if (HWY_TARGETS & HWY_AVX3_DL) && (HWY_STATIC_TARGET != HWY_AVX3_DL) #undef HWY_TARGET #define HWY_TARGET … #include HWY_TARGET_INCLUDE #ifdef HWY_TARGET_TOGGLE #undef HWY_TARGET_TOGGLE #else #define HWY_TARGET_TOGGLE #endif #endif #if (HWY_TARGETS & HWY_AVX3_ZEN4) && (HWY_STATIC_TARGET != HWY_AVX3_ZEN4) #undef HWY_TARGET #define HWY_TARGET … #include HWY_TARGET_INCLUDE #ifdef HWY_TARGET_TOGGLE #undef HWY_TARGET_TOGGLE #else #define HWY_TARGET_TOGGLE #endif #endif #if (HWY_TARGETS & HWY_AVX3_SPR) && (HWY_STATIC_TARGET != HWY_AVX3_SPR) #undef HWY_TARGET #define HWY_TARGET … #include HWY_TARGET_INCLUDE #ifdef HWY_TARGET_TOGGLE #undef HWY_TARGET_TOGGLE #else #define HWY_TARGET_TOGGLE #endif #endif // ------------------------------ HWY_ARCH_ARM #if (HWY_TARGETS & HWY_NEON_WITHOUT_AES) && \ (HWY_STATIC_TARGET != HWY_NEON_WITHOUT_AES) #undef HWY_TARGET #define HWY_TARGET … #include HWY_TARGET_INCLUDE #ifdef HWY_TARGET_TOGGLE #undef HWY_TARGET_TOGGLE #else #define HWY_TARGET_TOGGLE #endif #endif #if (HWY_TARGETS & HWY_NEON) && (HWY_STATIC_TARGET != HWY_NEON) #undef HWY_TARGET #define HWY_TARGET … #include HWY_TARGET_INCLUDE #ifdef HWY_TARGET_TOGGLE #undef HWY_TARGET_TOGGLE #else #define HWY_TARGET_TOGGLE #endif #endif #if (HWY_TARGETS & HWY_NEON_BF16) && (HWY_STATIC_TARGET != HWY_NEON_BF16) #undef HWY_TARGET #define HWY_TARGET … #include HWY_TARGET_INCLUDE #ifdef HWY_TARGET_TOGGLE #undef HWY_TARGET_TOGGLE #else #define HWY_TARGET_TOGGLE #endif #endif #if (HWY_TARGETS & HWY_SVE) && (HWY_STATIC_TARGET != HWY_SVE) #undef HWY_TARGET #define HWY_TARGET … #include HWY_TARGET_INCLUDE #ifdef HWY_TARGET_TOGGLE #undef HWY_TARGET_TOGGLE #else #define HWY_TARGET_TOGGLE #endif #endif #if (HWY_TARGETS & HWY_SVE2) && (HWY_STATIC_TARGET != HWY_SVE2) #undef HWY_TARGET #define HWY_TARGET … #include HWY_TARGET_INCLUDE #ifdef HWY_TARGET_TOGGLE #undef HWY_TARGET_TOGGLE #else #define HWY_TARGET_TOGGLE #endif #endif #if (HWY_TARGETS & HWY_SVE_256) && (HWY_STATIC_TARGET != HWY_SVE_256) #undef HWY_TARGET #define HWY_TARGET … #include HWY_TARGET_INCLUDE #ifdef HWY_TARGET_TOGGLE #undef HWY_TARGET_TOGGLE #else #define HWY_TARGET_TOGGLE #endif #endif #if (HWY_TARGETS & HWY_SVE2_128) && (HWY_STATIC_TARGET != HWY_SVE2_128) #undef HWY_TARGET #define HWY_TARGET … #include HWY_TARGET_INCLUDE #ifdef HWY_TARGET_TOGGLE #undef HWY_TARGET_TOGGLE #else #define HWY_TARGET_TOGGLE #endif #endif // ------------------------------ HWY_ARCH_WASM #if (HWY_TARGETS & HWY_WASM_EMU256) && (HWY_STATIC_TARGET != HWY_WASM_EMU256) #undef HWY_TARGET #define HWY_TARGET … #include HWY_TARGET_INCLUDE #ifdef HWY_TARGET_TOGGLE #undef HWY_TARGET_TOGGLE #else #define HWY_TARGET_TOGGLE #endif #endif #if (HWY_TARGETS & HWY_WASM) && (HWY_STATIC_TARGET != HWY_WASM) #undef HWY_TARGET #define HWY_TARGET … #include HWY_TARGET_INCLUDE #ifdef HWY_TARGET_TOGGLE #undef HWY_TARGET_TOGGLE #else #define HWY_TARGET_TOGGLE #endif #endif // ------------------------------ HWY_ARCH_PPC #if (HWY_TARGETS & HWY_PPC8) && (HWY_STATIC_TARGET != HWY_PPC8) #undef HWY_TARGET #define HWY_TARGET … #include HWY_TARGET_INCLUDE #ifdef HWY_TARGET_TOGGLE #undef HWY_TARGET_TOGGLE #else #define HWY_TARGET_TOGGLE #endif #endif #if (HWY_TARGETS & HWY_PPC9) && (HWY_STATIC_TARGET != HWY_PPC9) #undef HWY_TARGET #define HWY_TARGET … #include HWY_TARGET_INCLUDE #ifdef HWY_TARGET_TOGGLE #undef HWY_TARGET_TOGGLE #else #define HWY_TARGET_TOGGLE #endif #endif #if (HWY_TARGETS & HWY_PPC10) && (HWY_STATIC_TARGET != HWY_PPC10) #undef HWY_TARGET #define HWY_TARGET … #include HWY_TARGET_INCLUDE #ifdef HWY_TARGET_TOGGLE #undef HWY_TARGET_TOGGLE #else #define HWY_TARGET_TOGGLE #endif #endif // ------------------------------ HWY_ARCH_S390X #if (HWY_TARGETS & HWY_Z14) && (HWY_STATIC_TARGET != HWY_Z14) #undef HWY_TARGET #define HWY_TARGET … #include HWY_TARGET_INCLUDE #ifdef HWY_TARGET_TOGGLE #undef HWY_TARGET_TOGGLE #else #define HWY_TARGET_TOGGLE #endif #endif #if (HWY_TARGETS & HWY_Z15) && (HWY_STATIC_TARGET != HWY_Z15) #undef HWY_TARGET #define HWY_TARGET … #include HWY_TARGET_INCLUDE #ifdef HWY_TARGET_TOGGLE #undef HWY_TARGET_TOGGLE #else #define HWY_TARGET_TOGGLE #endif #endif // ------------------------------ HWY_ARCH_RISCV #if (HWY_TARGETS & HWY_RVV) && (HWY_STATIC_TARGET != HWY_RVV) #undef HWY_TARGET #define HWY_TARGET … #include HWY_TARGET_INCLUDE #ifdef HWY_TARGET_TOGGLE #undef HWY_TARGET_TOGGLE #else #define HWY_TARGET_TOGGLE #endif #endif // ------------------------------ Scalar #if (HWY_TARGETS & HWY_EMU128) && (HWY_STATIC_TARGET != HWY_EMU128) #undef HWY_TARGET #define HWY_TARGET … #include HWY_TARGET_INCLUDE #ifdef HWY_TARGET_TOGGLE #undef HWY_TARGET_TOGGLE #else #define HWY_TARGET_TOGGLE #endif #endif #if (HWY_TARGETS & HWY_SCALAR) && (HWY_STATIC_TARGET != HWY_SCALAR) #undef HWY_TARGET #define HWY_TARGET … #include HWY_TARGET_INCLUDE #ifdef HWY_TARGET_TOGGLE #undef HWY_TARGET_TOGGLE #else #define HWY_TARGET_TOGGLE #endif #endif #endif // !HWY_IDE && (HWY_TARGETS != HWY_STATIC_TARGET) // Now that all but the static target have been generated, re-enable HWY_EXPORT. #undef HWY_ONCE #define HWY_ONCE … // If we re-include once per enabled target, the translation unit's // implementation would have to be skipped via #if to avoid redefining symbols. // We instead skip the re-include for HWY_STATIC_TARGET, and generate its // implementation when resuming compilation of the translation unit. #undef HWY_TARGET #define HWY_TARGET … #ifdef HWY_ALREADY_INCLUDED // Revert the previous toggle to prevent redefinitions for the static target. #ifdef HWY_TARGET_TOGGLE #undef HWY_TARGET_TOGGLE #else #define HWY_TARGET_TOGGLE #endif // Force re-inclusion of set_macros-inl.h now that HWY_TARGET is restored. #ifdef HWY_SET_MACROS_PER_TARGET #undef HWY_SET_MACROS_PER_TARGET #else #define HWY_SET_MACROS_PER_TARGET #endif #endif #endif // HIGHWAY_HWY_FOREACH_TARGET_H_
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