ObjFW  Diff

Annotate Patch Unified Diff

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	);
# else
	memset(&regs, 0, sizeof(regs));
# endif

	return regs;
}


















#endif

@implementation OFSystemInfo
+ (void)initialize
{
	long tmp;









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	);
# else
	memset(&regs, 0, sizeof(regs));
# endif

	return regs;
}

static OF_INLINE struct X86Regs
x86XCR(uint32_t ecx)
{
	struct X86Regs regs = { 0 };

	if (!(x86CPUID(1, 0).ecx & (1u << 27)))
		return regs;

	__asm__ (
	    "xgetbv"
	    : "=a" (regs.eax),
	      "=d" (regs.edx)
	    : "c" (ecx)
	);

	return regs;
}
#endif

@implementation OFSystemInfo
+ (void)initialize
{
	long tmp;
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{
	return (x86CPUID(0x80000000, 0).eax >= 0x80000001 &&
	    x86CPUID(0x80000001, 0).edx & (1u << 30));
}

+ (bool)supportsSSE
{
	return (x86CPUID(0, 0).eax >= 1 && x86CPUID(1, 0).edx & (1u << 25));

}

+ (bool)supportsSSE2
{
	return (x86CPUID(0, 0).eax >= 1 && x86CPUID(1, 0).edx & (1u << 26));

}

+ (bool)supportsSSE3
{
	return (x86CPUID(0, 0).eax >= 1 && x86CPUID(1, 0).ecx & (1u << 0));

}

+ (bool)supportsSSSE3
{
	return (x86CPUID(0, 0).eax >= 1 && x86CPUID(1, 0).ecx & (1u << 9));

}

+ (bool)supportsSSE41
{
	return (x86CPUID(0, 0).eax >= 1 && x86CPUID(1, 0).ecx & (1u << 19));

}

+ (bool)supportsSSE42
{
	return (x86CPUID(0, 0).eax >= 1 && x86CPUID(1, 0).ecx & (1u << 20));

}

+ (bool)supportsAVX
{
	return (x86CPUID(0, 0).eax >= 1 && x86CPUID(1, 0).ecx & (1u << 28));

}

+ (bool)supportsAVX2
{
	return (x86CPUID(0, 0).eax >= 7 && (x86CPUID(7, 0).ebx & (1u << 5)));

}

+ (bool)supportsAESNI
{
	return (x86CPUID(0, 0).eax >= 1 && x86CPUID(1, 0).ecx & (1u << 25));
}









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{
	return (x86CPUID(0x80000000, 0).eax >= 0x80000001 &&
	    x86CPUID(0x80000001, 0).edx & (1u << 30));
}

+ (bool)supportsSSE
{
	return ((x86CPUID(0, 0).eax >= 1 && x86CPUID(1, 0).edx & (1u << 25)) &&
	    x86XCR(0).eax & (1u << 1));
}

+ (bool)supportsSSE2
{
	return ((x86CPUID(0, 0).eax >= 1 && x86CPUID(1, 0).edx & (1u << 26)) &&
	    x86XCR(0).eax & (1u << 1));
}

+ (bool)supportsSSE3
{
	return ((x86CPUID(0, 0).eax >= 1 && x86CPUID(1, 0).ecx & (1u << 0)) &&
	    x86XCR(0).eax & (1u << 1));
}

+ (bool)supportsSSSE3
{
	return ((x86CPUID(0, 0).eax >= 1 && x86CPUID(1, 0).ecx & (1u << 9)) &&
	    x86XCR(0).eax & (1u << 1));
}

+ (bool)supportsSSE41
{
	return ((x86CPUID(0, 0).eax >= 1 && x86CPUID(1, 0).ecx & (1u << 19)) &&
	    x86XCR(0).eax & (1u << 1));
}

+ (bool)supportsSSE42
{
	return ((x86CPUID(0, 0).eax >= 1 && x86CPUID(1, 0).ecx & (1u << 20)) &&
	    x86XCR(0).eax & (1u << 1));
}

+ (bool)supportsAVX
{
	return ((x86CPUID(0, 0).eax >= 1 && x86CPUID(1, 0).ecx & (1u << 28)) &&
	    x86XCR(0).eax & (1u << 2));
}

+ (bool)supportsAVX2
{
	return ((x86CPUID(0, 0).eax >= 7 && (x86CPUID(7, 0).ebx & (1u << 5))) &&
	    x86XCR(0).eax & (1u << 2));
}

+ (bool)supportsAESNI
{
	return (x86CPUID(0, 0).eax >= 1 && x86CPUID(1, 0).ecx & (1u << 25));
}
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+ (bool)supportsF16C
{
	return (x86CPUID(0, 0).eax >= 1 && x86CPUID(1, 0).ecx & (1u << 29));
}

+ (bool)supportsAVX512Foundation
{
	return (x86CPUID(0, 0).eax >= 7 && x86CPUID(7, 0).ebx & (1u << 16));

}

+ (bool)supportsAVX512ConflictDetectionInstructions
{
	return (x86CPUID(0, 0).eax >= 7 && x86CPUID(7, 0).ebx & (1u << 28));

}

+ (bool)supportsAVX512ExponentialAndReciprocalInstructions
{
	return (x86CPUID(0, 0).eax >= 7 && x86CPUID(7, 0).ebx & (1u << 27));

}

+ (bool)supportsAVX512PrefetchInstructions
{
	return (x86CPUID(0, 0).eax >= 7 && x86CPUID(7, 0).ebx & (1u << 26));

}

+ (bool)supportsAVX512VectorLengthExtensions
{
	return (x86CPUID(0, 0).eax >= 7 && x86CPUID(7, 0).ebx & (1u << 31));

}

+ (bool)supportsAVX512DoublewordAndQuadwordInstructions
{
	return (x86CPUID(0, 0).eax >= 7 && x86CPUID(7, 0).ebx & (1u << 17));

}

+ (bool)supportsAVX512ByteAndWordInstructions
{
	return (x86CPUID(0, 0).eax >= 7 && x86CPUID(7, 0).ebx & (1u << 30));

}

+ (bool)supportsAVX512IntegerFusedMultiplyAdd
{
	return (x86CPUID(0, 0).eax >= 7 && x86CPUID(7, 0).ebx & (1u << 21));

}

+ (bool)supportsAVX512VectorByteManipulationInstructions
{
	return (x86CPUID(0, 0).eax >= 7 && x86CPUID(7, 0).ecx & (1u << 1));

}

+ (bool)supportsAVX512VectorPopulationCountInstruction
{
	return (x86CPUID(0, 0).eax >= 7 && x86CPUID(7, 0).ecx & (1u << 14));

}

+ (bool)supportsAVX512VectorNeuralNetworkInstructions
{
	return (x86CPUID(0, 0).eax >= 7 && x86CPUID(7, 0).ecx & (1u << 11));

}

+ (bool)supportsAVX512VectorByteManipulationInstructions2
{
	return (x86CPUID(0, 0).eax >= 7 && x86CPUID(7, 0).ecx & (1u << 6));

}

+ (bool)supportsAVX512BitAlgorithms
{
	return (x86CPUID(0, 0).eax >= 7 && x86CPUID(7, 0).ecx & (1u << 12));

}

+ (bool)supportsAVX512Float16Instructions
{
	return (x86CPUID(0, 0).eax >= 7 && x86CPUID(7, 0).edx & (1u << 23));

}

+ (bool)supportsAVX512BFloat16Instructions
{
	return (x86CPUID(0, 0).eax >= 7 && x86CPUID(7, 1).eax & (1u << 5));

}
#endif

#if defined(OF_POWERPC) || defined(OF_POWERPC64)
+ (bool)supportsAltiVec
{
# if defined(OF_MACOS)








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+ (bool)supportsF16C
{
	return (x86CPUID(0, 0).eax >= 1 && x86CPUID(1, 0).ecx & (1u << 29));
}

+ (bool)supportsAVX512Foundation
{
	return ((x86CPUID(0, 0).eax >= 7 && x86CPUID(7, 0).ebx & (1u << 16)) &&
	    x86XCR(0).eax & ((1u << 5) | (1u << 6) | (1u << 7)));
}

+ (bool)supportsAVX512ConflictDetectionInstructions
{
	return ((x86CPUID(0, 0).eax >= 7 && x86CPUID(7, 0).ebx & (1u << 28)) &&
	    x86XCR(0).eax & ((1u << 5) | (1u << 6) | (1u << 7)));
}

+ (bool)supportsAVX512ExponentialAndReciprocalInstructions
{
	return ((x86CPUID(0, 0).eax >= 7 && x86CPUID(7, 0).ebx & (1u << 27)) &&
	    x86XCR(0).eax & ((1u << 5) | (1u << 6) | (1u << 7)));
}

+ (bool)supportsAVX512PrefetchInstructions
{
	return ((x86CPUID(0, 0).eax >= 7 && x86CPUID(7, 0).ebx & (1u << 26)) &&
	    x86XCR(0).eax & ((1u << 5) | (1u << 6) | (1u << 7)));
}

+ (bool)supportsAVX512VectorLengthExtensions
{
	return ((x86CPUID(0, 0).eax >= 7 && x86CPUID(7, 0).ebx & (1u << 31)) &&
	    x86XCR(0).eax & ((1u << 5) | (1u << 6) | (1u << 7)));
}

+ (bool)supportsAVX512DoublewordAndQuadwordInstructions
{
	return ((x86CPUID(0, 0).eax >= 7 && x86CPUID(7, 0).ebx & (1u << 17)) &&
	    x86XCR(0).eax & ((1u << 5) | (1u << 6) | (1u << 7)));
}

+ (bool)supportsAVX512ByteAndWordInstructions
{
	return ((x86CPUID(0, 0).eax >= 7 && x86CPUID(7, 0).ebx & (1u << 30)) &&
	    x86XCR(0).eax & ((1u << 5) | (1u << 6) | (1u << 7)));
}

+ (bool)supportsAVX512IntegerFusedMultiplyAdd
{
	return ((x86CPUID(0, 0).eax >= 7 && x86CPUID(7, 0).ebx & (1u << 21)) &&
	    x86XCR(0).eax & ((1u << 5) | (1u << 6) | (1u << 7)));
}

+ (bool)supportsAVX512VectorByteManipulationInstructions
{
	return ((x86CPUID(0, 0).eax >= 7 && x86CPUID(7, 0).ecx & (1u << 1)) &&
	    x86XCR(0).eax & ((1u << 5) | (1u << 6) | (1u << 7)));
}

+ (bool)supportsAVX512VectorPopulationCountInstruction
{
	return ((x86CPUID(0, 0).eax >= 7 && x86CPUID(7, 0).ecx & (1u << 14)) &&
	    x86XCR(0).eax & ((1u << 5) | (1u << 6) | (1u << 7)));
}

+ (bool)supportsAVX512VectorNeuralNetworkInstructions
{
	return ((x86CPUID(0, 0).eax >= 7 && x86CPUID(7, 0).ecx & (1u << 11)) &&
	    x86XCR(0).eax & ((1u << 5) | (1u << 6) | (1u << 7)));
}

+ (bool)supportsAVX512VectorByteManipulationInstructions2
{
	return ((x86CPUID(0, 0).eax >= 7 && x86CPUID(7, 0).ecx & (1u << 6)) &&
	    x86XCR(0).eax & ((1u << 5) | (1u << 6) | (1u << 7)));
}

+ (bool)supportsAVX512BitAlgorithms
{
	return ((x86CPUID(0, 0).eax >= 7 && x86CPUID(7, 0).ecx & (1u << 12)) &&
	    x86XCR(0).eax & ((1u << 5) | (1u << 6) | (1u << 7)));
}

+ (bool)supportsAVX512Float16Instructions
{
	return ((x86CPUID(0, 0).eax >= 7 && x86CPUID(7, 0).edx & (1u << 23)) &&
	    x86XCR(0).eax & ((1u << 5) | (1u << 6) | (1u << 7)));
}

+ (bool)supportsAVX512BFloat16Instructions
{
	return ((x86CPUID(0, 0).eax >= 7 && x86CPUID(7, 1).eax & (1u << 5)) &&
	    x86XCR(0).eax & ((1u << 5) | (1u << 6) | (1u << 7)));
}
#endif

#if defined(OF_POWERPC) || defined(OF_POWERPC64)
+ (bool)supportsAltiVec
{
# if defined(OF_MACOS)
︙︙
Fossil 2.23 [47362306a7] 2023-11-01 18:56:47
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