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https://github.com/shadps4-emu/ext-SDL.git
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cmake: Allow build system to disable arm neon intrinsics
This commit is contained in:
Anonymous Maarten
Anonymous Maarten
parent
46de6241d7
commit
fc4085b54e
@ -912,6 +912,7 @@ if(SDL_ASSEMBLY)
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if(SDL_ARMSIMD)
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cmake_push_check_state()
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set(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -x assembler-with-cpp")
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list(APPEND CMAKE_REQUIRED_LINK_OPTIONS -x none)
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check_c_source_compiles("
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.text
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.arch armv6
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@ -921,6 +922,8 @@ if(SDL_ASSEMBLY)
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#ifndef __ARM_EABI__
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#error EABI is required (to be sure that calling conventions are compatible)
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#endif
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main:
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.global main
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pld [r0]
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uqadd8 r0, r0, r0
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" ARMSIMD_FOUND)
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@ -929,8 +932,10 @@ if(SDL_ASSEMBLY)
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if(ARMSIMD_FOUND)
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set(HAVE_ARMSIMD TRUE)
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set(SDL_ARM_SIMD_BLITTERS 1)
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enable_language(ASM)
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file(GLOB ARMSIMD_SOURCES ${SDL3_SOURCE_DIR}/src/video/arm/pixman-arm-simd*.S)
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list(APPEND SOURCE_FILES ${ARMSIMD_SOURCES})
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set_property(SOURCE ${ARMSIMD_SOURCES} APPEND PROPERTY COMPILE_OPTIONS -x assembler-with-cpp)
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set(WARN_ABOUT_ARM_SIMD_ASM_MIT TRUE)
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endif()
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endif()
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@ -938,6 +943,7 @@ if(SDL_ASSEMBLY)
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if(SDL_ARMNEON)
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cmake_push_check_state()
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set(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -x assembler-with-cpp")
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list(APPEND CMAKE_REQUIRED_LINK_OPTIONS -x none)
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check_c_source_compiles("
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.text
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.fpu neon
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@ -949,6 +955,8 @@ if(SDL_ASSEMBLY)
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#ifndef __ARM_EABI__
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#error EABI is required (to be sure that calling conventions are compatible)
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#endif
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main:
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.global main
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pld [r0]
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vmovn.u16 d0, q0
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" ARMNEON_FOUND)
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@ -957,8 +965,10 @@ if(SDL_ASSEMBLY)
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if(ARMNEON_FOUND)
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set(HAVE_ARMNEON TRUE)
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set(SDL_ARM_NEON_BLITTERS 1)
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enable_language(ASM)
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file(GLOB ARMNEON_SOURCES ${SDL3_SOURCE_DIR}/src/video/arm/pixman-arm-neon*.S)
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list(APPEND SOURCE_FILES ${ARMNEON_SOURCES})
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set_property(SOURCE ${ARMNEON_SOURCES} APPEND PROPERTY COMPILE_OPTIONS -x assembler-with-cpp)
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set(WARN_ABOUT_ARM_NEON_ASM_MIT TRUE)
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endif()
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endif()
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@ -1028,6 +1038,10 @@ if(NOT HAVE_LASX)
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set(SDL_DISABLE_LASX 1)
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endif()
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if(NOT HAVE_ARMNEON)
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set(SDL_DISABLE_NEON 1)
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endif()
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# TODO: Can't deactivate on FreeBSD? w/o LIBC, SDL_stdinc.h can't define
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# anything.
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if(SDL_LIBC)
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@ -3161,21 +3175,21 @@ if(UNIX)
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endif()
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if(WARN_ABOUT_ARM_SIMD_ASM_MIT)
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message(STATUS "")
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message(STATUS "SDL is being built with ARM SIMD optimizations, which")
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message(STATUS "uses code licensed under the MIT license. If this is a")
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message(STATUS "problem, please disable that code by rerunning CMake with:")
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message(STATUS "")
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message(STATUS " -DSDL_ARMSIMD=OFF")
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message(STATUS "")
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endif()
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if(WARN_ABOUT_ARM_NEON_ASM_MIT)
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message(STATUS "")
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message(STATUS "SDL is being built with ARM NEON optimizations, which")
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message(STATUS "uses code licensed under the MIT license. If this is a")
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message(STATUS "problem, please disable that code by rerunning CMake with:")
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message(STATUS "")
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message(STATUS " -DSDL_ARMNEON=OFF")
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message(STATUS "")
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endif()
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if(ANDROID)
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@ -65,7 +65,7 @@ _m_prefetch(void *__P)
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#endif
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#elif defined(__MINGW64_VERSION_MAJOR)
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#include <intrin.h>
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#if !defined(SDL_DISABLE_ARM_NEON_H) && defined(__ARM_NEON)
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#if defined(__ARM_NEON) && !defined(SDL_DISABLE_NEON)
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# include <arm_neon.h>
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#endif
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#else
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@ -73,7 +73,7 @@ _m_prefetch(void *__P)
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#if defined(HAVE_ALTIVEC_H) && defined(__ALTIVEC__) && !defined(__APPLE_ALTIVEC__) && defined(SDL_ENABLE_ALTIVEC_H)
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#include <altivec.h>
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#endif
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#if !defined(SDL_DISABLE_ARM_NEON_H)
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#if !defined(SDL_DISABLE_NEON)
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# if defined(__ARM_NEON)
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# include <arm_neon.h>
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# elif defined(__WINDOWS__) || defined(__WINRT__) || defined(__GDK__)
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@ -594,5 +594,6 @@ typedef unsigned int uintptr_t;
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#cmakedefine SDL_DISABLE_MMX 1
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#cmakedefine SDL_DISABLE_LSX 1
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#cmakedefine SDL_DISABLE_LASX 1
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#cmakedefine SDL_DISABLE_NEON 1
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#endif /* SDL_build_config_h_ */
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@ -186,8 +186,7 @@
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#include <SDL3/SDL.h>
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#include <SDL3/SDL_intrin.h>
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#ifdef __ARM_NEON
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#if defined(__ARM_NEON) && !defined(SDL_DISABLE_NEON)
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#define HAVE_NEON_INTRINSICS 1
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#endif
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@ -23,10 +23,6 @@
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#include "SDL_audio_c.h"
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#include "SDL_audiocvt_c.h"
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#ifdef __ARM_NEON
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#define HAVE_NEON_INTRINSICS 1
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#endif
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#if defined(__x86_64__) && HAVE_SSE2_INTRINSICS
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#define NEED_SCALAR_CONVERTER_FALLBACKS 0 /* x86_64 guarantees SSE2. */
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#elif __MACOS__ && HAVE_SSE2_INTRINSICS
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@ -332,14 +332,13 @@ static int scale_mat(const Uint32 *src, int src_w, int src_h, int src_pitch,
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return 0;
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}
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#if defined(__ARM_NEON)
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#define HAVE_NEON_INTRINSICS 1
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#if HAVE_NEON_INTRINSICS
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#define CAST_uint8x8_t (uint8x8_t)
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#define CAST_uint32x2_t (uint32x2_t)
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#endif
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#if defined(__WINRT__) || defined(_MSC_VER)
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#if defined(HAVE_NEON_INTRINSICS)
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#if HAVE_NEON_INTRINSICS
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#undef CAST_uint8x8_t
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#undef CAST_uint32x2_t
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#define CAST_uint8x8_t
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