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mac implementation had _mm_div (x86 intrinsic)
This commit is contained in:
marauder2k7 2026-02-26 16:40:01 +00:00
parent 4e7fdd167b
commit 9ebcee420f
9 changed files with 248 additions and 16 deletions
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53
Engine/source/math/public/math_backend.cpp Normal file
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#pragma once
#include "math/public/math_backend.h"
math_backend::backend math_backend::choose_backend(U32 cpu_flags)
{
#if defined(__x86_64__) || defined(_M_X64) || defined(_M_IX86)
if (cpu_flags & CPU_PROP_AVX2) return backend::avx2;
if (cpu_flags & CPU_PROP_AVX) return backend::avx;
if (cpu_flags & CPU_PROP_SSE4_1) return backend::sse41;
if (cpu_flags & CPU_PROP_SSE2) return backend::sse2;
#elif defined(__aarch64__) || defined(__ARM_NEON)
if (cpu_flags & CPU_NEON) return backend::neon;
#endif
return backend::scalar;
}
void math_backend::install_from_cpu_flags(uint32_t cpu_flags)
{
{
g_backend = choose_backend(cpu_flags);
switch (g_backend)
{
case backend::avx2:
float4::dispatch::install_avx2();
break;
case backend::avx:
//float4::dispatch::install_avx();
break;
case backend::sse41:
float4::dispatch::install_sse41();
break;
case backend::sse2:
float4::dispatch::install_sse2();
break;
case backend::neon:
float4::dispatch::install_neon();
break;
default:
float4::dispatch::install_scalar();
break;
}
}
}