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cmake: use 'TargetConditionals.h' on Apple for SIMD tests

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(cherry picked from commit e15e2808f2)
This commit is contained in:
Anonymous Maarten
2025-04-03 21:32:16 +02:00
committed by Ozkan Sezer
parent 3b4a198655
commit e8cc359b5e
2 changed files with 90 additions and 29 deletions
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57
CMakeLists.txt
View File

@@ -658,7 +658,7 @@ if(SDL_ASSEMBLY)
if(USE_GCC OR USE_CLANG OR USE_INTELCC)
string(APPEND CMAKE_REQUIRED_FLAGS " -mmmx")
endif()
check_c_source_compiles("
check_x86_source_compiles([==[
#include <mmintrin.h>
void ints_add(int *dest, int *a, int *b, unsigned size) {
for (; size >= 2; size -= 2, dest += 2, a += 2, b += 2) {
@@ -668,7 +668,7 @@ if(SDL_ASSEMBLY)
int main(int argc, char *argv[]) {
ints_add((int*)0, (int*)0, (int*)0, 0);
return 0;
}" COMPILER_SUPPORTS_MMX)
}]==] COMPILER_SUPPORTS_MMX)
cmake_pop_check_state()
if(COMPILER_SUPPORTS_MMX)
set(HAVE_MMX TRUE)
@@ -679,7 +679,7 @@ if(SDL_ASSEMBLY)
if(USE_GCC OR USE_CLANG OR USE_INTELCC)
string(APPEND CMAKE_REQUIRED_FLAGS " -msse")
endif()
check_c_source_compiles("
check_x86_source_compiles([==[
#include <xmmintrin.h>
void floats_add(float *dest, float *a, float *b, unsigned size) {
for (; size >= 4; size -= 4, dest += 4, a += 4, b += 4) {
@@ -689,7 +689,7 @@ if(SDL_ASSEMBLY)
int main(int argc, char **argv) {
floats_add((float*)0, (float*)0, (float*)0, 0);
return 0;
}" COMPILER_SUPPORTS_SSE)
}]==] COMPILER_SUPPORTS_SSE)
cmake_pop_check_state()
if(COMPILER_SUPPORTS_SSE)
set(HAVE_SSE TRUE)
@@ -700,7 +700,7 @@ if(SDL_ASSEMBLY)
if(USE_GCC OR USE_CLANG OR USE_INTELCC)
string(APPEND CMAKE_REQUIRED_FLAGS " -msse2")
endif()
check_c_source_compiles("
check_x86_source_compiles([==[
#include <emmintrin.h>
void doubles_add(double *dest, double *a, double *b, unsigned size) {
for (; size >= 4; size -= 4, dest += 4, a += 4, b += 4) {
@@ -710,7 +710,7 @@ if(SDL_ASSEMBLY)
int main(int argc, char **argv) {
doubles_add((double*)0, (double*)0, (double*)0, 0);
return 0;
}" COMPILER_SUPPORTS_SSE2)
}]==] COMPILER_SUPPORTS_SSE2)
cmake_pop_check_state()
if(COMPILER_SUPPORTS_SSE2)
set(HAVE_SSE2 TRUE)
@@ -721,7 +721,7 @@ if(SDL_ASSEMBLY)
if(USE_GCC OR USE_CLANG OR USE_INTELCC)
string(APPEND CMAKE_REQUIRED_FLAGS " -msse3")
endif()
check_c_source_compiles("
check_x86_source_compiles([==[
#include <pmmintrin.h>
void ints_add(int *dest, int *a, int *b, unsigned size) {
for (; size >= 4; size -= 4, dest += 4, a += 4, b += 4) {
@@ -731,7 +731,7 @@ if(SDL_ASSEMBLY)
int main(int argc, char **argv) {
ints_add((int*)0, (int*)0, (int*)0, 0);
return 0;
}" COMPILER_SUPPORTS_SSE3)
}]==] COMPILER_SUPPORTS_SSE3)
cmake_pop_check_state()
if(COMPILER_SUPPORTS_SSE3)
set(HAVE_SSE3 TRUE)
@@ -742,7 +742,7 @@ if(SDL_ASSEMBLY)
if(USE_GCC OR USE_CLANG OR USE_INTELCC)
string(APPEND CMAKE_REQUIRED_FLAGS " -msse4.1")
endif()
check_c_source_compiles("
check_x86_source_compiles([==[
#include <smmintrin.h>
void ints_mul(int *dest, int *a, int *b, unsigned size) {
for (; size >= 4; size -= 4, dest += 4, a += 4, b += 4) {
@@ -752,7 +752,7 @@ if(SDL_ASSEMBLY)
int main(int argc, char **argv) {
ints_mul((int*)0, (int*)0, (int*)0, 0);
return 0;
}" COMPILER_SUPPORTS_SSE4_1)
}]==] COMPILER_SUPPORTS_SSE4_1)
cmake_pop_check_state()
if(COMPILER_SUPPORTS_SSE4_1)
set(HAVE_SSE4_1 TRUE)
@@ -763,14 +763,14 @@ if(SDL_ASSEMBLY)
if(USE_GCC OR USE_CLANG OR USE_INTELCC)
string(APPEND CMAKE_REQUIRED_FLAGS " -msse4.2")
endif()
check_c_source_compiles("
check_x86_source_compiles([==[
#include <nmmintrin.h>
__m128i bitmask;
char data[16];
int main(int argc, char **argv) {
bitmask = _mm_cmpgt_epi64(_mm_set1_epi64x(0), _mm_loadu_si128((void*)data));
return 0;
}" COMPILER_SUPPORTS_SSE4_2)
}]==] COMPILER_SUPPORTS_SSE4_2)
cmake_pop_check_state()
if(COMPILER_SUPPORTS_SSE4_2)
set(HAVE_SSE4_2 TRUE)
@@ -781,7 +781,7 @@ if(SDL_ASSEMBLY)
if(USE_GCC OR USE_CLANG OR USE_INTELCC)
string(APPEND CMAKE_REQUIRED_FLAGS " -mavx")
endif()
check_c_source_compiles("
check_x86_source_compiles([==[
#include <immintrin.h>
void floats_add(float *dest, float *a, float *b, unsigned size) {
for (; size >= 8; size -= 8, dest += 8, a += 8, b += 8) {
@@ -791,7 +791,7 @@ if(SDL_ASSEMBLY)
int main(int argc, char **argv) {
floats_add((float*)0, (float*)0, (float*)0, 0);
return 0;
}" COMPILER_SUPPORTS_AVX)
}]==] COMPILER_SUPPORTS_AVX)
cmake_pop_check_state()
if(COMPILER_SUPPORTS_AVX)
set(HAVE_AVX TRUE)
@@ -802,7 +802,7 @@ if(SDL_ASSEMBLY)
if(USE_GCC OR USE_CLANG OR USE_INTELCC)
string(APPEND CMAKE_REQUIRED_FLAGS " -mavx2")
endif()
check_c_source_compiles("
check_x86_source_compiles([==[
#include <immintrin.h>
void ints_add(int *dest, int *a, int *b, unsigned size) {
for (; size >= 8; size -= 8, dest += 8, a += 8, b += 8) {
@@ -812,7 +812,7 @@ if(SDL_ASSEMBLY)
int main(int argc, char **argv) {
ints_add((int*)0, (int*)0, (int*)0, 0);
return 0;
}" COMPILER_SUPPORTS_AVX2)
}]==] COMPILER_SUPPORTS_AVX2)
cmake_pop_check_state()
if(COMPILER_SUPPORTS_AVX2)
set(HAVE_AVX2 TRUE)
@@ -823,7 +823,7 @@ if(SDL_ASSEMBLY)
if(USE_GCC OR USE_CLANG OR USE_INTELCC)
string(APPEND CMAKE_REQUIRED_FLAGS " -mavx512f")
endif()
check_c_source_compiles("
check_x86_source_compiles([==[
#include <immintrin.h>
void floats_add(float *dest, float *a, float *b, unsigned size) {
for (; size >= 16; size -= 16, dest += 16, a += 16, b += 16) {
@@ -833,7 +833,7 @@ if(SDL_ASSEMBLY)
int main(int argc, char **argv) {
floats_add((float*)0, (float*)0, (float*)0, 0);
return 0;
}" COMPILER_SUPPORTS_AVX512F)
}]==] COMPILER_SUPPORTS_AVX512F)
cmake_pop_check_state()
if(COMPILER_SUPPORTS_AVX512F)
set(HAVE_AVX512F TRUE)
@@ -841,18 +841,17 @@ if(SDL_ASSEMBLY)
endif()
if(SDL_ARMNEON)
check_c_source_compiles("
#include <arm_neon.h>
void floats_add(float *dest, float *a, float *b, unsigned size) {
for (; size >= 4; size -= 4, dest += 4, a += 4, b += 4) {
vst1q_f32(dest, vaddq_f32(vld1q_f32(a), vld1q_f32(b)));
}
check_arm_source_compiles([==[
#include <arm_neon.h>
void floats_add(float *dest, float *a, float *b, unsigned size) {
for (; size >= 4; size -= 4, dest += 4, a += 4, b += 4) {
vst1q_f32(dest, vaddq_f32(vld1q_f32(a), vld1q_f32(b)));
}
int main(int argc, char *argv[]) {
floats_add((float*)0, (float*)0, (float*)0, 0);
return 0;
}" COMPILER_SUPPORTS_ARMNEON)
}
int main(int argc, char *argv[]) {
floats_add((float*)0, (float*)0, (float*)0, 0);
return 0;
}]==] COMPILER_SUPPORTS_ARMNEON)
if(COMPILER_SUPPORTS_ARMNEON)
set(HAVE_ARMNEON TRUE)
endif()

62
cmake/sdlcompilers.cmake
View File

@@ -160,3 +160,65 @@ function(SDL_AddCommonCompilerFlags TARGET)
endif()
endif()
endfunction()
function(check_x86_source_compiles BODY VAR)
if(ARGN)
message(FATAL_ERROR "Unknown arguments: ${ARGN}")
endif()
if(APPLE AND DEFINED CMAKE_OSX_ARCHITECTURES)
set(test_conditional 1)
else()
set(test_conditional 0)
endif()
check_c_source_compiles("
#if ${test_conditional}
# include \"TargetConditionals.h\"
# if TARGET_CPU_X86 || TARGET_CPU_X86_64
# define test_enabled 1
# else
# define test_enabled 0
# endif
#else
# define test_enabled 1
#endif
#if test_enabled
${BODY}
#else
int main(int argc, char *argv[]) {
(void)argc;
(void)argv;
return 0;
}
#endif" ${VAR})
endfunction()
function(check_arm_source_compiles BODY VAR)
if(ARGN)
message(FATAL_ERROR "Unknown arguments: ${ARGN}")
endif()
if(APPLE AND DEFINED CMAKE_OSX_ARCHITECTURES)
set(test_conditional 1)
else()
set(test_conditional 0)
endif()
check_c_source_compiles("
#if ${test_conditional}
# include \"TargetConditionals.h\"
# if TARGET_CPU_ARM || TARGET_CPU_ARM64
# define test_enabled 1
# else
# define test_enabled 0
# endif
#else
# define test_enabled 1
#endif
#if test_enabled
${BODY}
#else
int main(int argc, char *argv[]) {
(void)argc;
(void)argv;
return 0;
}
#endif" ${VAR})
endfunction()