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godot/thirdparty/embree/kernels/common/isa.h
jfons 767e374dce Upgrade Embree to the latest official release. 
Since Embree v3.13.0 supports AARCH64, switch back to the
official repo instead of using Embree-aarch64.

`thirdparty/embree/patches/godot-changes.patch` should now contain
an accurate diff of the changes done to the library.
2021-05-21 17:00:24 +02:00

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// Copyright 2009-2021 Intel Corporation
// SPDX-License-Identifier: Apache-2.0
#pragma once
#include "../../common/sys/platform.h"
#include "../../common/sys/sysinfo.h"
namespace embree
{
#define DEFINE_SYMBOL2(type,name) \
typedef type (*name##Func)(); \
name##Func name;
#define DECLARE_SYMBOL2(type,name) \
namespace sse2 { extern type name(); } \
namespace sse42 { extern type name(); } \
namespace avx { extern type name(); } \
namespace avx2 { extern type name(); } \
namespace avx512 { extern type name(); } \
void name##_error2() { throw_RTCError(RTC_ERROR_UNKNOWN,"internal error in ISA selection for " TOSTRING(name)); } \
type name##_error() { return type(name##_error2); } \
type name##_zero() { return type(nullptr); }
#define DECLARE_ISA_FUNCTION(type,symbol,args) \
namespace sse2 { extern type symbol(args); } \
namespace sse42 { extern type symbol(args); } \
namespace avx { extern type symbol(args); } \
namespace avx2 { extern type symbol(args); } \
namespace avx512 { extern type symbol(args); } \
inline type symbol##_error(args) { throw_RTCError(RTC_ERROR_UNSUPPORTED_CPU,"function " TOSTRING(symbol) " not supported by your CPU"); } \
typedef type (*symbol##Ty)(args); \
#define DEFINE_ISA_FUNCTION(type,symbol,args) \
typedef type (*symbol##Func)(args); \
symbol##Func symbol;
#define ZERO_SYMBOL(features,intersector) \
intersector = intersector##_zero;
#define INIT_SYMBOL(features,intersector) \
intersector = decltype(intersector)(intersector##_error);
#define SELECT_SYMBOL_DEFAULT(features,intersector) \
intersector = isa::intersector;
#if defined(__SSE__)
#if !defined(EMBREE_TARGET_SIMD4)
#define EMBREE_TARGET_SIMD4
#endif
#endif
#if defined(EMBREE_TARGET_SSE42)
#define SELECT_SYMBOL_SSE42(features,intersector) \
if ((features & SSE42) == SSE42) intersector = sse42::intersector;
#else
#define SELECT_SYMBOL_SSE42(features,intersector)
#endif
#if defined(EMBREE_TARGET_AVX) || defined(__AVX__)
#if !defined(EMBREE_TARGET_SIMD8)
#define EMBREE_TARGET_SIMD8
#endif
#if defined(__AVX__) // if default ISA is >= AVX we treat AVX target as default target
#define SELECT_SYMBOL_AVX(features,intersector) \
if ((features & ISA) == ISA) intersector = isa::intersector;
#else
#define SELECT_SYMBOL_AVX(features,intersector) \
if ((features & AVX) == AVX) intersector = avx::intersector;
#endif
#else
#define SELECT_SYMBOL_AVX(features,intersector)
#endif
#if defined(EMBREE_TARGET_AVX2)
#if !defined(EMBREE_TARGET_SIMD8)
#define EMBREE_TARGET_SIMD8
#endif
#define SELECT_SYMBOL_AVX2(features,intersector) \
if ((features & AVX2) == AVX2) intersector = avx2::intersector;
#else
#define SELECT_SYMBOL_AVX2(features,intersector)
#endif
#if defined(EMBREE_TARGET_AVX512)
#if !defined(EMBREE_TARGET_SIMD16)
#define EMBREE_TARGET_SIMD16
#endif
#define SELECT_SYMBOL_AVX512(features,intersector) \
if ((features & AVX512) == AVX512) intersector = avx512::intersector;
#else
#define SELECT_SYMBOL_AVX512(features,intersector)
#endif
#define SELECT_SYMBOL_DEFAULT_SSE42(features,intersector) \
SELECT_SYMBOL_DEFAULT(features,intersector); \
SELECT_SYMBOL_SSE42(features,intersector);
#define SELECT_SYMBOL_DEFAULT_SSE42_AVX(features,intersector) \
SELECT_SYMBOL_DEFAULT(features,intersector); \
SELECT_SYMBOL_SSE42(features,intersector); \
SELECT_SYMBOL_AVX(features,intersector);
#define SELECT_SYMBOL_DEFAULT_SSE42_AVX_AVX2(features,intersector) \
SELECT_SYMBOL_DEFAULT(features,intersector); \
SELECT_SYMBOL_SSE42(features,intersector); \
SELECT_SYMBOL_AVX(features,intersector); \
SELECT_SYMBOL_AVX2(features,intersector);
#define SELECT_SYMBOL_DEFAULT_SSE42_AVX_AVX512(features,intersector) \
SELECT_SYMBOL_DEFAULT(features,intersector); \
SELECT_SYMBOL_SSE42(features,intersector); \
SELECT_SYMBOL_AVX(features,intersector); \
SELECT_SYMBOL_AVX512(features,intersector);
#define SELECT_SYMBOL_DEFAULT_AVX_AVX2_AVX512(features,intersector) \
SELECT_SYMBOL_DEFAULT(features,intersector); \
SELECT_SYMBOL_AVX(features,intersector); \
SELECT_SYMBOL_AVX2(features,intersector); \
SELECT_SYMBOL_AVX512(features,intersector);
#define SELECT_SYMBOL_DEFAULT_AVX_AVX2_AVX512(features,intersector) \
SELECT_SYMBOL_DEFAULT(features,intersector); \
SELECT_SYMBOL_AVX(features,intersector); \
SELECT_SYMBOL_AVX2(features,intersector); \
SELECT_SYMBOL_AVX512(features,intersector);
#define SELECT_SYMBOL_DEFAULT_SSE42_AVX_AVX2_AVX512(features,intersector) \
SELECT_SYMBOL_DEFAULT(features,intersector); \
SELECT_SYMBOL_SSE42(features,intersector); \
SELECT_SYMBOL_AVX(features,intersector); \
SELECT_SYMBOL_AVX2(features,intersector); \
SELECT_SYMBOL_AVX512(features,intersector);
#define SELECT_SYMBOL_DEFAULT_SSE42_AVX_AVX2_AVX512(features,intersector) \
SELECT_SYMBOL_DEFAULT(features,intersector); \
SELECT_SYMBOL_SSE42(features,intersector); \
SELECT_SYMBOL_AVX(features,intersector); \
SELECT_SYMBOL_AVX2(features,intersector); \
SELECT_SYMBOL_AVX512(features,intersector);
#define SELECT_SYMBOL_DEFAULT_AVX(features,intersector) \
SELECT_SYMBOL_DEFAULT(features,intersector); \
SELECT_SYMBOL_AVX(features,intersector);
#define SELECT_SYMBOL_DEFAULT_AVX_AVX2(features,intersector) \
SELECT_SYMBOL_DEFAULT(features,intersector); \
SELECT_SYMBOL_AVX(features,intersector); \
SELECT_SYMBOL_AVX2(features,intersector);
#define SELECT_SYMBOL_DEFAULT_AVX(features,intersector) \
SELECT_SYMBOL_DEFAULT(features,intersector); \
SELECT_SYMBOL_AVX(features,intersector);
#define SELECT_SYMBOL_DEFAULT_AVX_AVX512(features,intersector) \
SELECT_SYMBOL_DEFAULT(features,intersector); \
SELECT_SYMBOL_AVX(features,intersector); \
SELECT_SYMBOL_AVX512(features,intersector);
#define SELECT_SYMBOL_DEFAULT_AVX_AVX512(features,intersector) \
SELECT_SYMBOL_DEFAULT(features,intersector); \
SELECT_SYMBOL_AVX(features,intersector); \
SELECT_SYMBOL_AVX512(features,intersector);
#define SELECT_SYMBOL_INIT_AVX(features,intersector) \
INIT_SYMBOL(features,intersector); \
SELECT_SYMBOL_AVX(features,intersector);
#define SELECT_SYMBOL_INIT_AVX_AVX2(features,intersector) \
INIT_SYMBOL(features,intersector); \
SELECT_SYMBOL_AVX(features,intersector); \
SELECT_SYMBOL_AVX2(features,intersector);
#define SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,intersector) \
INIT_SYMBOL(features,intersector); \
SELECT_SYMBOL_AVX(features,intersector); \
SELECT_SYMBOL_AVX2(features,intersector); \
SELECT_SYMBOL_AVX512(features,intersector);
#define SELECT_SYMBOL_INIT_SSE42_AVX_AVX2(features,intersector) \
INIT_SYMBOL(features,intersector); \
SELECT_SYMBOL_SSE42(features,intersector); \
SELECT_SYMBOL_AVX(features,intersector); \
SELECT_SYMBOL_AVX2(features,intersector);
#define SELECT_SYMBOL_INIT_AVX(features,intersector) \
INIT_SYMBOL(features,intersector); \
SELECT_SYMBOL_AVX(features,intersector);
#define SELECT_SYMBOL_INIT_AVX_AVX512(features,intersector) \
INIT_SYMBOL(features,intersector); \
SELECT_SYMBOL_AVX(features,intersector); \
SELECT_SYMBOL_AVX512(features,intersector);
#define SELECT_SYMBOL_INIT_AVX_AVX2(features,intersector) \
INIT_SYMBOL(features,intersector); \
SELECT_SYMBOL_AVX(features,intersector); \
SELECT_SYMBOL_AVX2(features,intersector);
#define SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,intersector) \
INIT_SYMBOL(features,intersector); \
SELECT_SYMBOL_AVX(features,intersector); \
SELECT_SYMBOL_AVX2(features,intersector); \
SELECT_SYMBOL_AVX512(features,intersector);
#define SELECT_SYMBOL_INIT_SSE42_AVX_AVX2_AVX512(features,intersector) \
INIT_SYMBOL(features,intersector); \
SELECT_SYMBOL_SSE42(features,intersector); \
SELECT_SYMBOL_AVX(features,intersector); \
SELECT_SYMBOL_AVX2(features,intersector); \
SELECT_SYMBOL_AVX512(features,intersector);
#define SELECT_SYMBOL_ZERO_SSE42_AVX_AVX2_AVX512(features,intersector) \
ZERO_SYMBOL(features,intersector); \
SELECT_SYMBOL_SSE42(features,intersector); \
SELECT_SYMBOL_AVX(features,intersector); \
SELECT_SYMBOL_AVX2(features,intersector); \
SELECT_SYMBOL_AVX512(features,intersector);
#define SELECT_SYMBOL_DEFAULT_AVX_AVX2_AVX512(features,intersector) \
SELECT_SYMBOL_DEFAULT(features,intersector); \
SELECT_SYMBOL_AVX(features,intersector); \
SELECT_SYMBOL_AVX2(features,intersector); \
SELECT_SYMBOL_AVX512(features,intersector);
#define SELECT_SYMBOL_INIT_AVX512(features,intersector) \
INIT_SYMBOL(features,intersector); \
SELECT_SYMBOL_AVX512(features,intersector);
#define SELECT_SYMBOL_SSE42_AVX_AVX2(features,intersector) \
SELECT_SYMBOL_SSE42(features,intersector); \
SELECT_SYMBOL_AVX(features,intersector); \
SELECT_SYMBOL_AVX2(features,intersector);
struct VerifyMultiTargetLinking {
static __noinline int getISA(int depth = 5) {
if (depth == 0) return ISA;
else return getISA(depth-1);
}
};
namespace sse2 { int getISA(); };
namespace sse42 { int getISA(); };
namespace avx { int getISA(); };
namespace avx2 { int getISA(); };
namespace avx512 { int getISA(); };
}
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