mirror of
https://github.com/simdjson/simdjson
synced 2026-06-08 17:27:07 +00:00
John Keiser
57 lines
2.2 KiB
C
57 lines
2.2 KiB
C
#ifndef SIMDJSON_IMPLEMENTATIONS_H
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#define SIMDJSON_IMPLEMENTATIONS_H
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#include "simdjson/implementation-base.h"
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//
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// First, figure out which implementations can be run. Doing it here makes it so we don't have to worry about the order
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// in which we include them.
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//
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#ifndef SIMDJSON_IMPLEMENTATION_ARM64
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#define SIMDJSON_IMPLEMENTATION_ARM64 (SIMDJSON_IS_ARM64)
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#endif
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#define SIMDJSON_CAN_ALWAYS_RUN_ARM64 SIMDJSON_IMPLEMENTATION_ARM64 && SIMDJSON_IS_ARM64
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// Default Haswell to on if this is x86-64. Even if we're not compiled for it, it could be selected
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// at runtime.
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#ifndef SIMDJSON_IMPLEMENTATION_HASWELL
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#define SIMDJSON_IMPLEMENTATION_HASWELL (SIMDJSON_IS_X86_64)
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#endif
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// To see why (__BMI__) && (__PCLMUL__) && (__LZCNT__) are not part of this next line, see
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// https://github.com/simdjson/simdjson/issues/1247
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#define SIMDJSON_CAN_ALWAYS_RUN_HASWELL ((SIMDJSON_IMPLEMENTATION_HASWELL) && (SIMDJSON_IS_X86_64) && (__AVX2__))
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// Default Westmere to on if this is x86-64, unless we'll always select Haswell.
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#ifndef SIMDJSON_IMPLEMENTATION_WESTMERE
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#define SIMDJSON_IMPLEMENTATION_WESTMERE (SIMDJSON_IS_X86_64 && !SIMDJSON_REQUIRES_HASWELL)
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#endif
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#define SIMDJSON_CAN_ALWAYS_RUN_WESTMERE (SIMDJSON_IMPLEMENTATION_WESTMERE && SIMDJSON_IS_X86_64 && __SSE4_2__ && __PCLMUL__)
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#ifndef SIMDJSON_IMPLEMENTATION_PPC64
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#define SIMDJSON_IMPLEMENTATION_PPC64 (SIMDJSON_IS_PPC64)
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#endif
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#define SIMDJSON_CAN_ALWAYS_RUN_PPC64 SIMDJSON_IMPLEMENTATION_PPC64 && SIMDJSON_IS_PPC64
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// Default Fallback to on unless a builtin implementation has already been selected.
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#ifndef SIMDJSON_IMPLEMENTATION_FALLBACK
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#define SIMDJSON_IMPLEMENTATION_FALLBACK 1 // (!SIMDJSON_CAN_ALWAYS_RUN_ARM64 && !SIMDJSON_CAN_ALWAYS_RUN_HASWELL && !SIMDJSON_CAN_ALWAYS_RUN_WESTMERE && !SIMDJSON_CAN_ALWAYS_RUN_PPC64)
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#endif
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#define SIMDJSON_CAN_ALWAYS_RUN_FALLBACK SIMDJSON_IMPLEMENTATION_FALLBACK
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SIMDJSON_PUSH_DISABLE_WARNINGS
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SIMDJSON_DISABLE_UNDESIRED_WARNINGS
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// Implementations
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#include "simdjson/arm64.h"
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#include "simdjson/fallback.h"
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#include "simdjson/haswell.h"
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#include "simdjson/ppc64.h"
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#include "simdjson/westmere.h"
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// Builtin implementation
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#include "simdjson/builtin.h"
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SIMDJSON_POP_DISABLE_WARNINGS
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#endif // SIMDJSON_IMPLEMENTATIONS_H
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