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* Updated to keep in track with Jsonifier dependency. * Added a detect-cpu-architecture script.
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,2 @@ | ||
| "C:/Program Files/Microsoft Visual Studio/2022/Community/Common7/IDE/CommonExtensions/Microsoft/CMake/CMake/bin/cmake.exe" -S ./ -B ./Build -DCMAKE_BUILD_TYPE=Release | ||
| "C:/Program Files/Microsoft Visual Studio/2022/Community/Common7/IDE/CommonExtensions/Microsoft/CMake/CMake/bin/cmake.exe" --build ./Build --config=Release |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,3 @@ | ||
| #!/bin/bash | ||
| cmake -S ./ -B ./Build -DCMAKE_BUILD_TYPE=Release | ||
| cmake --build ./Build --config=Release |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,5 @@ | ||
| cmake_minimum_required(VERSION 3.10) | ||
| project(FeatureDetection LANGUAGES CXX) | ||
| set(CMAKE_CXX_STANDARD 17) | ||
| # Add your source file(s) | ||
| add_executable(feature_detector main.cpp) |
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| Original file line number | Diff line number | Diff line change |
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| # MIT License | ||
| # | ||
| # Copyright (c) 2023 RealTimeChris | ||
| # | ||
| # Permission is hereby granted, free of charge, to any person obtaining a copy of this | ||
| # software and associated documentation files (the "Software"), to deal in the Software | ||
| # without restriction, including without limitation the rights to use, copy, modify, merge, | ||
| # publish, distribute, sublicense, and/or sell copies of the Software, and to permit | ||
| # persons to whom the Software is furnished to do so, subject to the following conditions: | ||
| # | ||
| # The above copyright notice and this permission notice shall be included in all copies or | ||
| # substantial portions of the Software. | ||
| # | ||
| # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, | ||
| # INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR | ||
| # PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE | ||
| # FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR | ||
| # OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER | ||
| # DEALINGS IN THE SOFTWARE. | ||
| # DCADetectArchitecture.cmake - Script for detecting the CPU architecture. | ||
| # Sept 18, 2023 | ||
| # JsonifierDetectArchitecture.cmake - Script for detecting the CPU architecture. | ||
| # MIT License | ||
| # Copyright (c) 2023 RealTimeChris | ||
| # https://discordcoreapi.com | ||
| include(CheckCXXSourceRuns) | ||
|
|
||
| function(jsonifier_check_instruction_set INSTRUCTION_SET_NAME INSTRUCTION_SET_IN_FLAG INSTRUCTION_SET_OUT_FLAG INSTRUCTION_SET_INTRINSIC) | ||
| set(INSTRUCTION_SET_CODE " | ||
| #include <immintrin.h> | ||
| #include <stdint.h> | ||
| int32_t main() | ||
| { | ||
| ${INSTRUCTION_SET_INTRINSIC}; | ||
| return 0; | ||
| }") | ||
|
|
||
| set(CMAKE_REQUIRED_FLAGS "${INSTRUCTION_SET_IN_FLAG}") | ||
| set(CHECK_RESULT_VAR "${INSTRUCTION_SET_NAME}") | ||
| CHECK_CXX_SOURCE_RUNS("${INSTRUCTION_SET_CODE}" "DiscordCoreAPI-${CHECK_RESULT_VAR}") | ||
| if(DiscordCoreAPI-${CHECK_RESULT_VAR}) | ||
| set(${INSTRUCTION_SET_NAME} "${INSTRUCTION_SET_OUT_FLAG}" PARENT_SCOPE) | ||
| list(APPEND JSONIFIER_CPU_INSTRUCTIONS "${INSTRUCTION_SET_NAME}") | ||
| string(REPLACE ";" "," JSONIFIER_CPU_INSTRUCTIONS "${JSONIFIER_CPU_INSTRUCTIONS}") | ||
| set(JSONIFIER_CPU_INSTRUCTIONS "${JSONIFIER_CPU_INSTRUCTIONS}" PARENT_SCOPE) | ||
| else() | ||
| message(STATUS "Instruction set ${INSTRUCTION_SET_NAME} not supported.") | ||
| return() | ||
| if (UNIX OR APPLE) | ||
| file(WRITE "${CMAKE_SOURCE_DIR}/CMake/BuildFeatureTester.sh" "#!/bin/bash | ||
| \"${CMAKE_COMMAND}\" -S ./ -B ./Build -DCMAKE_BUILD_TYPE=Release -DCMAKE_CXX_COMPILER=${CMAKE_CXX_COMPILER} | ||
| \"${CMAKE_COMMAND}\" --build ./Build --config=Release") | ||
| execute_process( | ||
| COMMAND chmod +x "${CMAKE_SOURCE_DIR}/CMake/BuildFeatureTester.sh" | ||
| RESULT_VARIABLE CHMOD_RESULT | ||
| ) | ||
| if(NOT ${CHMOD_RESULT} EQUAL 0) | ||
| message(FATAL_ERROR "Failed to set executable permissions for BuildFeatureTester.sh") | ||
| endif() | ||
| endfunction() | ||
|
|
||
| set(INSTRUCTION_SET_NAMES "POPCNT" "LZCNT" "BMI" "BMI2" "AVX" "AVX2" "AVX512") | ||
| set(INSTRUCTION_SET_CODE | ||
| "auto result = _mm_popcnt_u64(uint64_t{})" | ||
| "auto result = _lzcnt_u64(int64_t{})" | ||
| "auto result = _blsr_u64(uint64_t{}).result = _tzcnt_u32(uint16_t{})" | ||
| "auto result = _pdep_u64(uint64_t{}, uint64_t{})" | ||
| "auto result = _mm_castsi128_pd(__m128i{}).auto result01 = _mm_setzero_si128()" | ||
| "auto result = _mm256_add_epi32(__m256i{}, __m256i{})" | ||
| "auto result = _mm_abs_epi64 (__m128i{}).auto result01 = _mm512_abs_epi16(__m512i{})" | ||
| ) | ||
|
|
||
| set(INDEX_SET "0" "1" "2" "3" "4" "5" "6") | ||
|
|
||
| if("${CMAKE_CXX_COMPILER_ID}" STREQUAL "MSVC") | ||
| set(INSTRUCTION_SET_IN_FLAGS "/arch:AVX" "/arch:AVX" "/arch:AVX" "/arch:AVX" "/arch:AVX" "/arch:AVX2" "/arch:AVX512") | ||
| set(INSTRUCTION_SET_OUT_FLAGS "/arch:AVX" "/arch:AVX" "/arch:AVX" "/arch:AVX" "/arch:AVX" "/arch:AVX2" "/arch:AVX512") | ||
| else() | ||
| set(INSTRUCTION_SET_IN_FLAGS "-march=native" "-march=native" "-march=native" "-march=native" "-march=native" "-march=native" "-march=native") | ||
| set(INSTRUCTION_SET_OUT_FLAGS "-mpopcnt" "-mlzcnt" "-mbmi" "-mbmi2" "-mavx.-mpclmul" "-mavx2.-mpclmul" "-mavx512f.-mavx512bw.-mavx512vl.-mpclmul") | ||
| execute_process( | ||
| COMMAND "${CMAKE_SOURCE_DIR}/CMake/BuildFeatureTester.sh" | ||
| WORKING_DIRECTORY "${CMAKE_SOURCE_DIR}/CMake/" | ||
| ) | ||
| set(FEATURE_TESTER_FILE "${CMAKE_SOURCE_DIR}/CMake/Build/feature_detector") | ||
| elseif(WIN32) | ||
| file(WRITE "${CMAKE_SOURCE_DIR}/CMake/BuildFeatureTester.bat" "\"${CMAKE_COMMAND}\" -S ./ -B ./Build -DCMAKE_BUILD_TYPE=Release | ||
| \"${CMAKE_COMMAND}\" --build ./Build --config=Release") | ||
| execute_process( | ||
| COMMAND "${CMAKE_SOURCE_DIR}/CMake/BuildFeatureTester.bat" | ||
| WORKING_DIRECTORY "${CMAKE_SOURCE_DIR}/CMake/" | ||
| ) | ||
| set(FEATURE_TESTER_FILE "${CMAKE_SOURCE_DIR}/CMake/Build/Release/feature_detector.exe") | ||
| endif() | ||
|
|
||
| set(CMAKE_REQUIRED_FLAGS_SAVE "${CMAKE_REQUIRED_FLAGS}") | ||
| execute_process( | ||
| COMMAND "${FEATURE_TESTER_FILE}" | ||
| RESULT_VARIABLE DCA_CPU_INSTRUCTIONS_NEW | ||
| ) | ||
|
|
||
| if(("${CMAKE_SYSTEM_PROCESSOR}" STREQUAL "x86_64") OR ("${CMAKE_SYSTEM_PROCESSOR}" STREQUAL "i386") OR ("${CMAKE_SYSTEM_PROCESSOR}" STREQUAL "AMD64")) | ||
| set(AVX_FLAG "") | ||
|
|
||
| foreach(CURRENT_INDEX IN LISTS INDEX_SET) | ||
| list(GET INSTRUCTION_SET_NAMES "${CURRENT_INDEX}" INSTRUCTION_SET_NAME) | ||
| list(GET INSTRUCTION_SET_CODE "${CURRENT_INDEX}" INSTRUCTION_SET_INTRINSIC) | ||
| list(GET INSTRUCTION_SET_IN_FLAGS "${CURRENT_INDEX}" INSTRUCTION_SET_IN_FLAG) | ||
| list(GET INSTRUCTION_SET_OUT_FLAGS "${CURRENT_INDEX}" INSTRUCTION_SET_OUT_FLAG) | ||
| string(REPLACE "." ";" INSTRUCTION_SET_OUT_FLAG "${INSTRUCTION_SET_OUT_FLAG}") | ||
| string(REPLACE "." ";" INSTRUCTION_SET_INTRINSIC "${INSTRUCTION_SET_INTRINSIC}") | ||
| jsonifier_check_instruction_set("${INSTRUCTION_SET_NAME}" "${INSTRUCTION_SET_IN_FLAG}" "${INSTRUCTION_SET_OUT_FLAG}" "${INSTRUCTION_SET_INTRINSIC}") | ||
| endforeach() | ||
| math(EXPR DCA_CPU_INSTRUCTIONS_NUMERIC "${DCA_CPU_INSTRUCTIONS_NEW}") | ||
| math(EXPR JSONIFIER_CPU_INSTRUCTIONS 0) | ||
|
|
||
| message(STATUS "Detected CPU Architecture: ${JSONIFIER_CPU_INSTRUCTIONS}") | ||
| else() | ||
| message(STATUS "SSE not supported by architecture ${CMAKE_SYSTEM_PROCESSOR}") | ||
| endif() | ||
|
|
||
| set(AVX_FLAG) | ||
| set(JSONIFIER_CPU_INSTRUCTIONS 0) | ||
| function(check_instruction_set INSTRUCTION_SET_NAME INSTRUCTION_SET_FLAG INSTRUCTION_SET_NUMERIC_VALUE) | ||
| math(EXPR INSTRUCTION_PRESENT "( ${DCA_CPU_INSTRUCTIONS_NUMERIC} & ${INSTRUCTION_SET_NUMERIC_VALUE} )") | ||
| if(INSTRUCTION_PRESENT) | ||
| message(STATUS "Instruction Set Found: ${INSTRUCTION_SET_NAME}") | ||
| math(EXPR JSONIFIER_CPU_INSTRUCTIONS "( ${JSONIFIER_CPU_INSTRUCTIONS} | ${INSTRUCTION_SET_NUMERIC_VALUE} )") | ||
| set(AVX_FLAG "${AVX_FLAG};${INSTRUCTION_SET_FLAG}" PARENT_SCOPE) | ||
| endif() | ||
| endfunction() | ||
|
|
||
| if(NOT "${POPCNT}" STREQUAL "") | ||
| list(APPEND AVX_FLAG "${POPCNT}") | ||
| math(EXPR INSTRUCTION_PRESENT "( ${DCA_CPU_INSTRUCTIONS_NUMERIC} & 0x1 )") | ||
| if(INSTRUCTION_PRESENT) | ||
| math(EXPR JSONIFIER_CPU_INSTRUCTIONS "${JSONIFIER_CPU_INSTRUCTIONS} | 1 << 0" OUTPUT_FORMAT DECIMAL) | ||
| endif() | ||
| if(NOT "${LZCNT}" STREQUAL "") | ||
| list(APPEND AVX_FLAG "${LZCNT}") | ||
| math(EXPR INSTRUCTION_PRESENT "( ${DCA_CPU_INSTRUCTIONS_NUMERIC} & 0x2 )") | ||
| if(INSTRUCTION_PRESENT) | ||
| math(EXPR JSONIFIER_CPU_INSTRUCTIONS "${JSONIFIER_CPU_INSTRUCTIONS} | 1 << 1" OUTPUT_FORMAT DECIMAL) | ||
| endif() | ||
| if(NOT "${BMI}" STREQUAL "") | ||
| list(APPEND AVX_FLAG "${BMI}") | ||
| math(EXPR INSTRUCTION_PRESENT "( ${DCA_CPU_INSTRUCTIONS_NUMERIC} & 0x4 )") | ||
| if(INSTRUCTION_PRESENT) | ||
| math(EXPR JSONIFIER_CPU_INSTRUCTIONS "${JSONIFIER_CPU_INSTRUCTIONS} | 1 << 2" OUTPUT_FORMAT DECIMAL) | ||
| endif() | ||
| if(NOT "${BMI2}" STREQUAL "") | ||
| list(APPEND AVX_FLAG "${BMI2}") | ||
| math(EXPR INSTRUCTION_PRESENT "( ${DCA_CPU_INSTRUCTIONS_NUMERIC} & 0x8 )") | ||
| if(INSTRUCTION_PRESENT) | ||
| math(EXPR JSONIFIER_CPU_INSTRUCTIONS "${JSONIFIER_CPU_INSTRUCTIONS} | 1 << 3" OUTPUT_FORMAT DECIMAL) | ||
| endif() | ||
| if(NOT "${AVX512}" STREQUAL "") | ||
| list(APPEND AVX_FLAG "${AVX512}") | ||
|
|
||
| math(EXPR INSTRUCTION_PRESENT "( ${DCA_CPU_INSTRUCTIONS_NUMERIC} & 0x10 )") | ||
| if(INSTRUCTION_PRESENT) | ||
| math(EXPR JSONIFIER_CPU_INSTRUCTIONS "${JSONIFIER_CPU_INSTRUCTIONS} | 1 << 4" OUTPUT_FORMAT DECIMAL) | ||
| endif() | ||
| math(EXPR INSTRUCTION_PRESENT128 "( ${DCA_CPU_INSTRUCTIONS_NUMERIC} & 0x20 )") | ||
| math(EXPR INSTRUCTION_PRESENT256 "( ${DCA_CPU_INSTRUCTIONS_NUMERIC} & 0x40 )") | ||
| math(EXPR INSTRUCTION_PRESENT512 "( ${DCA_CPU_INSTRUCTIONS_NUMERIC} & 0x80 )") | ||
| if(INSTRUCTION_PRESENT512) | ||
| math(EXPR JSONIFIER_CPU_INSTRUCTIONS "${JSONIFIER_CPU_INSTRUCTIONS} | 1 << 7" OUTPUT_FORMAT DECIMAL) | ||
| elseif(INSTRUCTION_PRESENT256) | ||
| math(EXPR JSONIFIER_CPU_INSTRUCTIONS "${JSONIFIER_CPU_INSTRUCTIONS} | 1 << 6" OUTPUT_FORMAT DECIMAL) | ||
| elseif(NOT "${AVX2}" STREQUAL "") | ||
| list(APPEND AVX_FLAG "${AVX2}") | ||
| elseif(INSTRUCTION_PRESENT128) | ||
| math(EXPR JSONIFIER_CPU_INSTRUCTIONS "${JSONIFIER_CPU_INSTRUCTIONS} | 1 << 5" OUTPUT_FORMAT DECIMAL) | ||
| elseif(NOT "${AVX}" STREQUAL "") | ||
| list(APPEND AVX_FLAG "${AVX}") | ||
| math(EXPR JSONIFIER_CPU_INSTRUCTIONS "${JSONIFIER_CPU_INSTRUCTIONS} | 1 << 4" OUTPUT_FORMAT DECIMAL) | ||
| endif() | ||
|
|
||
| if (CMAKE_CXX_COMPILER_ID STREQUAL "MSVC") | ||
| check_instruction_set("LzCnt" "" 0x1) | ||
| check_instruction_set("PopCnt" "" 0x2) | ||
| check_instruction_set("Bmi" "" 0x4) | ||
| check_instruction_set("Bmi2" "" 0x8) | ||
| check_instruction_set("Neon" "" 0x10) | ||
| check_instruction_set("Avx" "/arch:AVX" 0x20) | ||
| check_instruction_set("Avx2" "/arch:AVX2" 0x40) | ||
| check_instruction_set("Avx512" "/arch:AVX512" 0x80) | ||
| else() | ||
| check_instruction_set("LzCnt" "-mlzcnt" 0x1) | ||
| check_instruction_set("PopCnt" "-mpopcnt" 0x2) | ||
| check_instruction_set("Bmi" "-mbmi" 0x4) | ||
| check_instruction_set("Bmi2" "-mbmi2" 0x8) | ||
| check_instruction_set("Neon" "" 0x10) | ||
| check_instruction_set("Avx" "-mavx;-mlzcnt;-mpopcnt;-mbmi;-mbmi2" 0x20) | ||
| check_instruction_set("Avx2" "-mavx2;-mavx;-mlzcnt;-mpopcnt;-mbmi;-mbmi2" 0x40) | ||
| check_instruction_set("Avx512" "-mavx512f;-mavx2;-mavx;-mlzcnt;-mpopcnt;-mbmi;-mbmi2" 0x80) | ||
| endif() | ||
|
|
||
| set(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS_SAVE}") | ||
| set(AVX_FLAG "${AVX_FLAG}" CACHE STRING "AVX flags" FORCE) | ||
| set(JSONIFIER_CPU_INSTRUCTIONS "${JSONIFIER_CPU_INSTRUCTIONS}" CACHE STRING "CPU Instruction Sets" FORCE) |
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