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cppspmd_avx1.h
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// cppspmd_avx1.h
// AVX1 support.
// Originally written by Nicolas Guillemot, Jefferson Amstutz in the "CppSPMD" project.
// 4/20: Richard Geldreich: Macro control flow, more SIMD instruction sets, optimizations, supports using multiple SIMD instruction sets in same executable. Still a work in progress!
// The original CppSPMD header, which this version distantly derives from, used the MIT license:
// Copyright 2016 Nicolas Guillemot
// Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without
// restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom
// the Software is furnished to do so, subject to the following conditions:
// The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE
// AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
#include <stdlib.h>
#include <stdint.h>
#include <assert.h>
#include <math.h>
#include <utility>
#include <immintrin.h>
#include <algorithm>
#ifdef _MSC_VER
#ifndef CPPSPMD_DECL
#define CPPSPMD_DECL(type, name) __declspec(align(32)) type name
#endif
#ifndef CPPSPMD_ALIGN
#define CPPSPMD_ALIGN(v) __declspec(align(v))
#endif
#else
#ifndef CPPSPMD_DECL
#define CPPSPMD_DECL(type, name) type name __attribute__((aligned(32)))
#endif
#ifndef CPPSPMD_ALIGN
#define CPPSPMD_ALIGN(v) __attribute__((aligned(v)))
#endif
#endif
#ifndef CPPSPMD_FORCE_INLINE
#ifdef _DEBUG
#define CPPSPMD_FORCE_INLINE inline
#else
#define CPPSPMD_FORCE_INLINE __forceinline
#endif
#endif
#undef CPPSPMD
#undef CPPSPMD_ARCH
#undef CPPSPMD_SSE
#undef CPPSPMD_AVX1
#undef CPPSPMD_AVX2
#undef CPPSPMD_AVX
#undef CPPSPMD_FLOAT4
#undef CPPSPMD_INT16
#define CPPSPMD_SSE 0
#define CPPSPMD_AVX 1
#define CPPSPMD_FLOAT4 0
#define CPPSPMD_AVX2 0
#define CPPSPMD_INT16 0
#define CPPSPMD cppspmd_avx1_alt
#define CPPSPMD_ARCH _avx1_alt
#define CPPSPMD_AVX1 1
#ifndef CPPSPMD_GLUER
#define CPPSPMD_GLUER(a, b) a##b
#endif
#ifndef CPPSPMD_GLUER2
#define CPPSPMD_GLUER2(a, b) CPPSPMD_GLUER(a, b)
#endif
#ifndef CPPSPMD_NAME
#define CPPSPMD_NAME(a) CPPSPMD_GLUER2(a, CPPSPMD_ARCH)
#endif
#undef VASSERT
#define VCOND(cond) ((exec_mask(vbool(cond)) & m_exec).get_movemask() == m_exec.get_movemask())
#define VASSERT(cond) assert( VCOND(cond) )
#undef CPPSPMD_ALIGNMENT
#define CPPSPMD_ALIGNMENT (32)
namespace CPPSPMD
{
const int PROGRAM_COUNT_SHIFT = 3;
const int PROGRAM_COUNT = 1 << PROGRAM_COUNT_SHIFT;
template <typename N> inline N* aligned_new() { void* p = _mm_malloc(sizeof(N), 64); new (p) N; return static_cast<N*>(p); }
template <typename N> void aligned_delete(N* p) { if (p) { p->~N(); _mm_free(p); } }
CPPSPMD_DECL(const uint32_t, g_allones_256[8]) = { UINT32_MAX, UINT32_MAX, UINT32_MAX, UINT32_MAX, UINT32_MAX, UINT32_MAX, UINT32_MAX, UINT32_MAX };
CPPSPMD_DECL(const float, g_onef_256[8]) = { 1.0f, 1.0f, 1.0f, 1.0f, 1.0f, 1.0f, 1.0f, 1.0f };
CPPSPMD_DECL(const uint32_t, g_oneu_256[8]) = { 1, 1, 1, 1, 1, 1, 1, 1 };
CPPSPMD_DECL(const uint32_t, g_x_128[4]) = { UINT32_MAX, 0, 0, 0 };
CPPSPMD_DECL(const uint32_t, g_lane_masks_256[8][8]) =
{
{ UINT32_MAX, 0, 0, 0, 0, 0, 0, 0 },
{ 0, UINT32_MAX, 0, 0, 0, 0, 0, 0 },
{ 0, 0, UINT32_MAX, 0, 0, 0, 0, 0 },
{ 0, 0, 0, UINT32_MAX, 0, 0, 0, 0 },
{ 0, 0, 0, 0, UINT32_MAX, 0, 0, 0 },
{ 0, 0, 0, 0, 0, UINT32_MAX, 0, 0 },
{ 0, 0, 0, 0, 0, 0, UINT32_MAX, 0 },
{ 0, 0, 0, 0, 0, 0, 0, UINT32_MAX },
};
CPPSPMD_FORCE_INLINE __m128 get_lo(__m256i v) { return _mm256_castps256_ps128(_mm256_castsi256_ps(v)); }
CPPSPMD_FORCE_INLINE __m128 get_lo(__m256 v) { return _mm256_castps256_ps128(v); }
CPPSPMD_FORCE_INLINE __m128i get_lo_i(__m256i v) { return _mm_castps_si128(_mm256_castps256_ps128(_mm256_castsi256_ps(v))); }
CPPSPMD_FORCE_INLINE __m128i get_lo_i(__m256 v) { return _mm_castps_si128(_mm256_castps256_ps128(v)); }
CPPSPMD_FORCE_INLINE __m128 get_hi(__m256i v) { return _mm256_extractf128_ps(_mm256_castsi256_ps(v), 1); }
CPPSPMD_FORCE_INLINE __m128 get_hi(__m256 v) { return _mm256_extractf128_ps(v, 1); }
CPPSPMD_FORCE_INLINE __m128i get_hi_i(__m256i v) { return _mm_castps_si128(_mm256_extractf128_ps(_mm256_castsi256_ps(v), 1)); }
CPPSPMD_FORCE_INLINE __m128i get_hi_i(__m256 v) { return _mm_castps_si128(_mm256_extractf128_ps(v, 1)); }
CPPSPMD_FORCE_INLINE __m256i combine_i(__m128 lo, __m128 hi) { return _mm256_castps_si256(_mm256_setr_m128(lo, hi)); }
CPPSPMD_FORCE_INLINE __m256i combine_i(__m128i lo, __m128i hi) { return _mm256_setr_m128i(lo, hi); }
CPPSPMD_FORCE_INLINE __m256 combine(__m128 lo, __m128 hi) { return _mm256_setr_m128(lo, hi); }
CPPSPMD_FORCE_INLINE __m256 combine(__m128i lo, __m128i hi) { return _mm256_castsi256_ps(_mm256_setr_m128i(lo, hi)); }
CPPSPMD_FORCE_INLINE __m256i compare_eq_epi32(__m256i a, __m256i b)
{
return combine_i(_mm_cmpeq_epi32(get_lo_i(a), get_lo_i(b)), _mm_cmpeq_epi32(get_hi_i(a), get_hi_i(b)));
}
CPPSPMD_FORCE_INLINE __m256i and_si256(__m256i a, __m256i b)
{
return _mm256_castps_si256(_mm256_and_ps(_mm256_castsi256_ps(a), _mm256_castsi256_ps(b)));
}
CPPSPMD_FORCE_INLINE __m256i or_si256(__m256i a, __m256i b)
{
return _mm256_castps_si256(_mm256_or_ps(_mm256_castsi256_ps(a), _mm256_castsi256_ps(b)));
}
CPPSPMD_FORCE_INLINE __m256i xor_si256(__m256i a, __m256i b)
{
return _mm256_castps_si256(_mm256_xor_ps(_mm256_castsi256_ps(a), _mm256_castsi256_ps(b)));
}
CPPSPMD_FORCE_INLINE __m256i andnot_si256(__m256i a, __m256i b)
{
return _mm256_castps_si256(_mm256_andnot_ps(_mm256_castsi256_ps(a), _mm256_castsi256_ps(b)));
}
CPPSPMD_FORCE_INLINE __m128i _mm_blendv_epi32(__m128i a, __m128i b, __m128i c) { return _mm_castps_si128(_mm_blendv_ps(_mm_castsi128_ps(a), _mm_castsi128_ps(b), _mm_castsi128_ps(c))); }
CPPSPMD_FORCE_INLINE __m128i mulhi_epu32(__m128i a, __m128i b)
{
__m128i tmp1 = _mm_mul_epu32(a, b);
__m128i tmp2 = _mm_mul_epu32(_mm_srli_si128(a, 4), _mm_srli_si128(b, 4));
return _mm_unpacklo_epi32(_mm_shuffle_epi32(tmp1, _MM_SHUFFLE(0, 0, 3, 1)), _mm_shuffle_epi32(tmp2, _MM_SHUFFLE(0, 0, 3, 1)));
}
CPPSPMD_FORCE_INLINE __m256i mulhi_epu32(__m256i a, __m256i b)
{
return combine_i(mulhi_epu32(get_lo_i(a), get_lo_i(b)), mulhi_epu32(get_hi_i(a), get_hi_i(b)));
}
const uint32_t ALL_ON_MOVEMASK = 0xFF;
struct spmd_kernel
{
struct vint;
struct lint;
struct vbool;
struct vfloat;
typedef int int_t;
typedef vint vint_t;
typedef lint lint_t;
// Exec mask
struct exec_mask
{
__m256i m_mask;
exec_mask() = default;
CPPSPMD_FORCE_INLINE explicit exec_mask(const vbool& b);
CPPSPMD_FORCE_INLINE explicit exec_mask(const __m256i& mask) : m_mask(mask) { }
CPPSPMD_FORCE_INLINE void enable_lane(uint32_t lane) { m_mask = _mm256_load_si256((const __m256i *)&g_lane_masks_256[lane][0]); }
static CPPSPMD_FORCE_INLINE exec_mask all_on() { return exec_mask{ _mm256_load_si256((const __m256i*)g_allones_256) }; }
static CPPSPMD_FORCE_INLINE exec_mask all_off() { return exec_mask{ _mm256_setzero_si256() }; }
CPPSPMD_FORCE_INLINE uint32_t get_movemask() const { return _mm256_movemask_ps(_mm256_castsi256_ps(m_mask)); }
};
friend CPPSPMD_FORCE_INLINE bool all(const exec_mask& e);
friend CPPSPMD_FORCE_INLINE bool any(const exec_mask& e);
CPPSPMD_FORCE_INLINE bool spmd_all() const { return all(m_exec); }
CPPSPMD_FORCE_INLINE bool spmd_any() const { return any(m_exec); }
CPPSPMD_FORCE_INLINE bool spmd_none() { return !any(m_exec); }
// true if cond is true for all active lanes - false if no active lanes
CPPSPMD_FORCE_INLINE bool spmd_all(const vbool& e) { uint32_t m = m_exec.get_movemask(); return (m != 0) && ((exec_mask(e) & m_exec).get_movemask() == m); }
// true if cond is true for any active lanes
CPPSPMD_FORCE_INLINE bool spmd_any(const vbool& e) { return (exec_mask(e) & m_exec).get_movemask() != 0; }
CPPSPMD_FORCE_INLINE bool spmd_none(const vbool& e) { return !spmd_any(e); }
friend CPPSPMD_FORCE_INLINE exec_mask operator^ (const exec_mask& a, const exec_mask& b);
friend CPPSPMD_FORCE_INLINE exec_mask operator& (const exec_mask& a, const exec_mask& b);
friend CPPSPMD_FORCE_INLINE exec_mask operator| (const exec_mask& a, const exec_mask& b);
exec_mask m_exec;
exec_mask m_kernel_exec;
exec_mask m_continue_mask;
#ifdef _DEBUG
bool m_in_loop;
#endif
CPPSPMD_FORCE_INLINE uint32_t get_movemask() const { return m_exec.get_movemask(); }
void init(const exec_mask& kernel_exec);
// Varying bool
struct vbool
{
__m256i m_value;
vbool() = default;
CPPSPMD_FORCE_INLINE vbool(bool value) : m_value(_mm256_set1_epi32(value ? UINT32_MAX : 0)) { }
CPPSPMD_FORCE_INLINE explicit vbool(const __m256i& value) : m_value(value) { }
CPPSPMD_FORCE_INLINE explicit operator vfloat() const;
CPPSPMD_FORCE_INLINE explicit operator vint() const;
private:
vbool& operator=(const vbool&);
};
friend vbool operator!(const vbool& v);
CPPSPMD_FORCE_INLINE vbool& store(vbool& dst, const vbool& src)
{
dst.m_value = _mm256_castps_si256(_mm256_blendv_ps(_mm256_castsi256_ps(dst.m_value), _mm256_castsi256_ps(src.m_value), _mm256_castsi256_ps(m_exec.m_mask)));
return dst;
}
CPPSPMD_FORCE_INLINE vbool& store_all(vbool& dst, const vbool& src)
{
dst.m_value = src.m_value;
return dst;
}
// Varying float
struct vfloat
{
__m256 m_value;
vfloat() = default;
CPPSPMD_FORCE_INLINE explicit vfloat(const __m256& v) : m_value(v) { }
CPPSPMD_FORCE_INLINE vfloat(float value) : m_value(_mm256_set1_ps(value)) { }
CPPSPMD_FORCE_INLINE explicit vfloat(int value) : m_value(_mm256_set1_ps((float)value)) { }
private:
vfloat& operator=(const vfloat&);
};
CPPSPMD_FORCE_INLINE vfloat& store(vfloat& dst, const vfloat& src)
{
dst.m_value = _mm256_blendv_ps(dst.m_value, src.m_value, _mm256_castsi256_ps(m_exec.m_mask));
return dst;
}
CPPSPMD_FORCE_INLINE vfloat& store(vfloat&& dst, const vfloat& src)
{
dst.m_value = _mm256_blendv_ps(dst.m_value, src.m_value, _mm256_castsi256_ps(m_exec.m_mask));
return dst;
}
CPPSPMD_FORCE_INLINE vfloat& store_all(vfloat& dst, const vfloat& src)
{
dst.m_value = src.m_value;
return dst;
}
CPPSPMD_FORCE_INLINE vfloat& store_all(vfloat&& dst, const vfloat& src)
{
dst.m_value = src.m_value;
return dst;
}
// Linear ref to floats
struct float_lref
{
float* m_pValue;
private:
float_lref& operator=(const float_lref&);
};
CPPSPMD_FORCE_INLINE const float_lref& store(const float_lref& dst, const vfloat& src)
{
int mask = _mm256_movemask_ps(_mm256_castsi256_ps(m_exec.m_mask));
if (mask == ALL_ON_MOVEMASK)
_mm256_storeu_ps(dst.m_pValue, src.m_value);
else
_mm256_maskstore_ps(dst.m_pValue, m_exec.m_mask, src.m_value);
return dst;
}
CPPSPMD_FORCE_INLINE const float_lref& store(const float_lref&& dst, const vfloat& src)
{
int mask = _mm256_movemask_ps(_mm256_castsi256_ps(m_exec.m_mask));
if (mask == ALL_ON_MOVEMASK)
_mm256_storeu_ps(dst.m_pValue, src.m_value);
else
_mm256_maskstore_ps(dst.m_pValue, m_exec.m_mask, src.m_value);
return dst;
}
CPPSPMD_FORCE_INLINE const float_lref& store_all(const float_lref& dst, const vfloat& src)
{
_mm256_storeu_ps(dst.m_pValue, src.m_value);
return dst;
}
CPPSPMD_FORCE_INLINE const float_lref& store_all(const float_lref&& dst, const vfloat& src)
{
_mm256_storeu_ps(dst.m_pValue, src.m_value);
return dst;
}
CPPSPMD_FORCE_INLINE vfloat load(const float_lref& src)
{
int mask = _mm256_movemask_ps(_mm256_castsi256_ps(m_exec.m_mask));
if (mask == ALL_ON_MOVEMASK)
return vfloat{ _mm256_loadu_ps(src.m_pValue) };
else
return vfloat{ _mm256_maskload_ps(src.m_pValue, m_exec.m_mask) };
}
// Varying ref to floats
struct float_vref
{
__m128i m_vindex_l;
__m128i m_vindex_h;
float* m_pValue;
private:
float_vref& operator=(const float_vref&);
};
// Varying ref to varying float
struct vfloat_vref
{
__m128i m_vindex_l;
__m128i m_vindex_h;
vfloat* m_pValue;
private:
vfloat_vref& operator=(const vfloat_vref&);
};
// Varying ref to varying int
struct vint_vref
{
__m128i m_vindex_l;
__m128i m_vindex_h;
vint* m_pValue;
private:
vint_vref& operator=(const vint_vref&);
};
CPPSPMD_FORCE_INLINE const float_vref& store(const float_vref& dst, const vfloat& src);
CPPSPMD_FORCE_INLINE const float_vref& store(const float_vref&& dst, const vfloat& src);
CPPSPMD_FORCE_INLINE const float_vref& store_all(const float_vref& dst, const vfloat& src);
CPPSPMD_FORCE_INLINE const float_vref& store_all(const float_vref&& dst, const vfloat& src);
CPPSPMD_FORCE_INLINE vfloat load(const float_vref& src)
{
CPPSPMD_ALIGN(32) float loaded[8];
int mask = _mm256_movemask_ps(_mm256_castsi256_ps(m_exec.m_mask));
if (mask & 1) loaded[0] = src.m_pValue[_mm_extract_epi32(src.m_vindex_l, 0)];
if (mask & 2) loaded[1] = src.m_pValue[_mm_extract_epi32(src.m_vindex_l, 1)];
if (mask & 4) loaded[2] = src.m_pValue[_mm_extract_epi32(src.m_vindex_l, 2)];
if (mask & 8) loaded[3] = src.m_pValue[_mm_extract_epi32(src.m_vindex_l, 3)];
if (mask & 16) loaded[4] = src.m_pValue[_mm_extract_epi32(src.m_vindex_h, 0)];
if (mask & 32) loaded[5] = src.m_pValue[_mm_extract_epi32(src.m_vindex_h, 1)];
if (mask & 64) loaded[6] = src.m_pValue[_mm_extract_epi32(src.m_vindex_h, 2)];
if (mask & 128) loaded[7] = src.m_pValue[_mm_extract_epi32(src.m_vindex_h, 3)];
return vfloat{ _mm256_and_ps(_mm256_castsi256_ps(m_exec.m_mask), _mm256_load_ps((const float*)loaded)) };
}
CPPSPMD_FORCE_INLINE vfloat load_all(const float_vref& src)
{
CPPSPMD_ALIGN(32) float loaded[8];
const float *pSrc = src.m_pValue;
loaded[0] = pSrc[_mm_extract_epi32(src.m_vindex_l, 0)];
loaded[1] = pSrc[_mm_extract_epi32(src.m_vindex_l, 1)];
loaded[2] = pSrc[_mm_extract_epi32(src.m_vindex_l, 2)];
loaded[3] = pSrc[_mm_extract_epi32(src.m_vindex_l, 3)];
loaded[4] = pSrc[_mm_extract_epi32(src.m_vindex_h, 0)];
loaded[5] = pSrc[_mm_extract_epi32(src.m_vindex_h, 1)];
loaded[6] = pSrc[_mm_extract_epi32(src.m_vindex_h, 2)];
loaded[7] = pSrc[_mm_extract_epi32(src.m_vindex_h, 3)];
return vfloat{ _mm256_load_ps((const float*)loaded) };
}
// Linear ref to ints
struct int_lref
{
int* m_pValue;
private:
int_lref& operator=(const int_lref&);
};
CPPSPMD_FORCE_INLINE const int_lref& store(const int_lref& dst, const vint& src)
{
int mask = _mm256_movemask_ps(_mm256_castsi256_ps(m_exec.m_mask));
if (mask == ALL_ON_MOVEMASK)
{
_mm_storeu_si128((__m128i *)dst.m_pValue, src.m_value_l);
_mm_storeu_si128(((__m128i *)dst.m_pValue) + 1, src.m_value_h);
}
else
{
if (mask & 1) dst.m_pValue[0] = _mm_extract_epi32(src.m_value_l, 0);
if (mask & 2) dst.m_pValue[1] = _mm_extract_epi32(src.m_value_l, 1);
if (mask & 4) dst.m_pValue[2] = _mm_extract_epi32(src.m_value_l, 2);
if (mask & 8) dst.m_pValue[3] = _mm_extract_epi32(src.m_value_l, 3);
if (mask & 16) dst.m_pValue[4] = _mm_extract_epi32(src.m_value_h, 0);
if (mask & 32) dst.m_pValue[5] = _mm_extract_epi32(src.m_value_h, 1);
if (mask & 64) dst.m_pValue[6] = _mm_extract_epi32(src.m_value_h, 2);
if (mask & 128) dst.m_pValue[7] = _mm_extract_epi32(src.m_value_h, 3);
}
return dst;
}
CPPSPMD_FORCE_INLINE vint load(const int_lref& src)
{
__m256i v = _mm256_loadu_si256((const __m256i*)src.m_pValue);
v = _mm256_castps_si256(_mm256_and_ps(_mm256_castsi256_ps(v), _mm256_castsi256_ps(m_exec.m_mask)));
return vint{ get_lo_i(v), get_hi_i(v) };
}
// Linear ref to int16's
struct int16_lref
{
int16_t* m_pValue;
private:
int16_lref& operator=(const int16_lref&);
};
// TODO: This surely could be improved.
CPPSPMD_FORCE_INLINE const int16_lref& store(const int16_lref& dst, const vint& src)
{
CPPSPMD_ALIGN(32) int stored[8];
_mm_store_si128(((__m128i*)stored), src.m_value_l);
_mm_store_si128(((__m128i*)stored) + 1, src.m_value_h);
int mask = _mm256_movemask_ps(_mm256_castsi256_ps(m_exec.m_mask));
for (int i = 0; i < 8; i++)
{
if (mask & (1 << i))
dst.m_pValue[i] = static_cast<int16_t>(stored[i]);
}
return dst;
}
CPPSPMD_FORCE_INLINE const int16_lref& store_all(const int16_lref& dst, const vint& src)
{
CPPSPMD_ALIGN(32) int stored[8];
_mm_store_si128(((__m128i*)stored), src.m_value_l);
_mm_store_si128(((__m128i*)stored) + 1, src.m_value_h);
for (int i = 0; i < 8; i++)
dst.m_pValue[i] = static_cast<int16_t>(stored[i]);
return dst;
}
CPPSPMD_FORCE_INLINE vint load(const int16_lref& src)
{
CPPSPMD_ALIGN(32) int values[8];
for (int i = 0; i < 8; i++)
values[i] = static_cast<int16_t>(src.m_pValue[i]);
__m256i t = _mm256_load_si256( (const __m256i *)values );
__m256i v = _mm256_castps_si256(_mm256_and_ps(_mm256_castsi256_ps( t ), _mm256_castsi256_ps(m_exec.m_mask)));
return vint{ get_lo_i(v), get_hi_i(v) };
}
CPPSPMD_FORCE_INLINE vint load_all(const int16_lref& src)
{
CPPSPMD_ALIGN(32) int values[8];
for (int i = 0; i < 8; i++)
values[i] = static_cast<int16_t>(src.m_pValue[i]);
__m128i l = _mm_load_si128( (const __m128i *)values );
__m128i h = _mm_load_si128( ((const __m128i *)values) + 1);
return vint{ l, h };
}
// Linear ref to a constant int's
struct cint_lref
{
const int* m_pValue;
private:
cint_lref& operator=(const cint_lref&);
};
CPPSPMD_FORCE_INLINE vint load(const cint_lref& src)
{
__m256i v = _mm256_loadu_si256((const __m256i*)src.m_pValue);
v = _mm256_castps_si256(_mm256_and_ps(_mm256_castsi256_ps(v), _mm256_castsi256_ps(m_exec.m_mask)));
return vint{ get_lo_i(v), get_hi_i(v) };
}
CPPSPMD_FORCE_INLINE vint load_all(const cint_lref& src)
{
return vint{ _mm_loadu_si128((const __m128i*)src.m_pValue), _mm_loadu_si128( ((const __m128i*)src.m_pValue) + 1) };
}
// Varying ref to ints
struct int_vref
{
__m128i m_vindex_l;
__m128i m_vindex_h;
int* m_pValue;
private:
int_vref& operator=(const int_vref&);
};
// Varying ref to constant ints
struct cint_vref
{
__m128i m_vindex_l;
__m128i m_vindex_h;
const int* m_pValue;
private:
cint_vref& operator=(const cint_vref&);
};
// Varying int
struct vint
{
// Two __m128i's, not a __m256i, because AVX1 doesn't have hardly any integer ops (AVX2 does). The compiler will put these in registers.
__m128i m_value_l;
__m128i m_value_h;
vint() = default;
//CPPSPMD_FORCE_INLINE explicit vint(const __m256i& value) : m_value_l(get_lo_i(value)), m_value_h(get_hi_i(value)) { }
CPPSPMD_FORCE_INLINE explicit vint(const __m128i& l, const __m128i &h) : m_value_l(l), m_value_h(h) { }
CPPSPMD_FORCE_INLINE vint(int value) { __m128i k = _mm_set1_epi32(value); m_value_l = k; m_value_h = k; }
CPPSPMD_FORCE_INLINE explicit vint(float value) { __m128i k = _mm_set1_epi32((int)value); m_value_l = k; m_value_h = k; }
CPPSPMD_FORCE_INLINE explicit vint(const vfloat& other) { __m256i k = _mm256_cvttps_epi32(other.m_value); m_value_l = get_lo_i(k); m_value_h = get_hi_i(k); }
CPPSPMD_FORCE_INLINE explicit operator vbool() const { return vbool{ xor_si256( _mm256_load_si256((const __m256i*)g_allones_256), compare_eq_epi32(get_value_256i(), _mm256_setzero_si256())) }; }
CPPSPMD_FORCE_INLINE explicit operator vfloat() const { return vfloat{ _mm256_cvtepi32_ps(get_value_256i()) }; }
CPPSPMD_FORCE_INLINE int_vref operator[](int* ptr) const
{
return int_vref{ m_value_l, m_value_h, ptr };
}
CPPSPMD_FORCE_INLINE cint_vref operator[](const int* ptr) const
{
return cint_vref{ m_value_l, m_value_h, ptr };
}
CPPSPMD_FORCE_INLINE float_vref operator[](float* ptr) const
{
return float_vref{ m_value_l, m_value_h, ptr };
}
CPPSPMD_FORCE_INLINE vfloat_vref operator[](vfloat* ptr) const
{
return vfloat_vref{ m_value_l, m_value_h, ptr };
}
CPPSPMD_FORCE_INLINE vint_vref operator[](vint* ptr) const
{
return vint_vref{ m_value_l, m_value_h, ptr };
}
CPPSPMD_FORCE_INLINE __m256i get_value_256i() const { return combine_i(m_value_l, m_value_h); }
private:
vint& operator=(const vint&);
};
// load/store linear int
CPPSPMD_FORCE_INLINE void storeu_linear(int *pDst, const vint& src)
{
int mask = _mm256_movemask_ps(_mm256_castsi256_ps(m_exec.m_mask));
if (mask == ALL_ON_MOVEMASK)
{
_mm_storeu_si128((__m128i*)pDst, src.m_value_l);
_mm_storeu_si128(((__m128i*)pDst) + 1, src.m_value_h);
}
else
{
if (mask & 1) pDst[0] = _mm_extract_epi32(src.m_value_l, 0);
if (mask & 2) pDst[1] = _mm_extract_epi32(src.m_value_l, 1);
if (mask & 4) pDst[2] = _mm_extract_epi32(src.m_value_l, 2);
if (mask & 8) pDst[3] = _mm_extract_epi32(src.m_value_l, 3);
if (mask & 16) pDst[4] = _mm_extract_epi32(src.m_value_h, 0);
if (mask & 32) pDst[5] = _mm_extract_epi32(src.m_value_h, 1);
if (mask & 64) pDst[6] = _mm_extract_epi32(src.m_value_h, 2);
if (mask & 128) pDst[7] = _mm_extract_epi32(src.m_value_h, 3);
}
}
CPPSPMD_FORCE_INLINE void storeu_linear_all(int *pDst, const vint& src)
{
_mm_storeu_si128((__m128i*)pDst, src.m_value_l);
_mm_storeu_si128(((__m128i*)pDst) + 1, src.m_value_h);
}
CPPSPMD_FORCE_INLINE void store_linear_all(int *pDst, const vint& src)
{
_mm_store_si128(((__m128i*)pDst), src.m_value_l);
_mm_store_si128(((__m128i*)pDst) + 1, src.m_value_h);
}
CPPSPMD_FORCE_INLINE vint loadu_linear(const int *pSrc)
{
__m256i v = _mm256_loadu_si256((const __m256i*)pSrc);
v = _mm256_castps_si256(_mm256_and_ps(_mm256_castsi256_ps(v), _mm256_castsi256_ps(m_exec.m_mask)));
return vint{ get_lo_i(v), get_hi_i(v) };
}
CPPSPMD_FORCE_INLINE vint loadu_linear_all(const int *pSrc)
{
return vint{ _mm_loadu_si128((__m128i*)pSrc), _mm_loadu_si128(((__m128i*)pSrc) + 1) };
}
CPPSPMD_FORCE_INLINE vint load_linear_all(const int *pSrc)
{
return vint{ _mm_load_si128((__m128i*)pSrc), _mm_load_si128(((__m128i*)pSrc) + 1) };
}
// load/store linear float
CPPSPMD_FORCE_INLINE void storeu_linear(float *pDst, const vfloat& src)
{
int mask = _mm256_movemask_ps(_mm256_castsi256_ps(m_exec.m_mask));
if (mask == ALL_ON_MOVEMASK)
{
_mm256_storeu_ps((float*)pDst, src.m_value);
}
else
{
int *pDstI = (int *)pDst;
if (mask & 1) pDstI[0] = _mm256_extract_epi32(_mm256_castps_si256(src.m_value), 0);
if (mask & 2) pDstI[1] = _mm256_extract_epi32(_mm256_castps_si256(src.m_value), 1);
if (mask & 4) pDstI[2] = _mm256_extract_epi32(_mm256_castps_si256(src.m_value), 2);
if (mask & 8) pDstI[3] = _mm256_extract_epi32(_mm256_castps_si256(src.m_value), 3);
if (mask & 16) pDstI[4] = _mm256_extract_epi32(_mm256_castps_si256(src.m_value), 4);
if (mask & 32) pDstI[5] = _mm256_extract_epi32(_mm256_castps_si256(src.m_value), 5);
if (mask & 64) pDstI[6] = _mm256_extract_epi32(_mm256_castps_si256(src.m_value), 6);
if (mask & 128) pDstI[7] = _mm256_extract_epi32(_mm256_castps_si256(src.m_value), 7);
}
}
CPPSPMD_FORCE_INLINE void storeu_linear_all(float *pDst, const vfloat& src)
{
_mm256_storeu_ps((float*)pDst, src.m_value);
}
CPPSPMD_FORCE_INLINE void store_linear_all(float *pDst, const vfloat& src)
{
_mm256_store_ps((float*)pDst, src.m_value);
}
CPPSPMD_FORCE_INLINE vfloat loadu_linear(const float *pSrc)
{
__m256 v = _mm256_loadu_ps((const float*)pSrc);
v = _mm256_and_ps(v, _mm256_castsi256_ps(m_exec.m_mask));
return vfloat{ v };
}
CPPSPMD_FORCE_INLINE vfloat loadu_linear_all(const float *pSrc)
{
return vfloat{ _mm256_loadu_ps((float*)pSrc) };
}
CPPSPMD_FORCE_INLINE vfloat load_linear_all(const float *pSrc)
{
return vfloat{ _mm256_load_ps((float*)pSrc) };
}
CPPSPMD_FORCE_INLINE vint& store(vint& dst, const vint& src)
{
dst.m_value_l = _mm_castps_si128(_mm_blendv_ps(_mm_castsi128_ps(dst.m_value_l), _mm_castsi128_ps(src.m_value_l), _mm_castsi128_ps(get_lo_i(m_exec.m_mask))));
dst.m_value_h = _mm_castps_si128(_mm_blendv_ps(_mm_castsi128_ps(dst.m_value_h), _mm_castsi128_ps(src.m_value_h), _mm_castsi128_ps(get_hi_i(m_exec.m_mask))));
return dst;
}
CPPSPMD_FORCE_INLINE const int_vref& store(const int_vref& dst, const vint& src)
{
int mask = _mm256_movemask_ps(_mm256_castsi256_ps(m_exec.m_mask));
if (mask & 1) dst.m_pValue[_mm_extract_epi32(dst.m_vindex_l, 0)] = _mm_extract_epi32(src.m_value_l, 0);
if (mask & 2) dst.m_pValue[_mm_extract_epi32(dst.m_vindex_l, 1)] = _mm_extract_epi32(src.m_value_l, 1);
if (mask & 4) dst.m_pValue[_mm_extract_epi32(dst.m_vindex_l, 2)] = _mm_extract_epi32(src.m_value_l, 2);
if (mask & 8) dst.m_pValue[_mm_extract_epi32(dst.m_vindex_l, 3)] = _mm_extract_epi32(src.m_value_l, 3);
if (mask & 16) dst.m_pValue[_mm_extract_epi32(dst.m_vindex_h, 0)] = _mm_extract_epi32(src.m_value_h, 0);
if (mask & 32) dst.m_pValue[_mm_extract_epi32(dst.m_vindex_h, 1)] = _mm_extract_epi32(src.m_value_h, 1);
if (mask & 64) dst.m_pValue[_mm_extract_epi32(dst.m_vindex_h, 2)] = _mm_extract_epi32(src.m_value_h, 2);
if (mask & 128) dst.m_pValue[_mm_extract_epi32(dst.m_vindex_h, 3)] = _mm_extract_epi32(src.m_value_h, 3);
return dst;
}
CPPSPMD_FORCE_INLINE vint& store_all(vint& dst, const vint& src)
{
dst.m_value_l = src.m_value_l;
dst.m_value_h = src.m_value_h;
return dst;
}
CPPSPMD_FORCE_INLINE const int_vref& store_all(const int_vref& dst, const vint& src)
{
dst.m_pValue[_mm_extract_epi32(dst.m_vindex_l, 0)] = _mm_extract_epi32(src.m_value_l, 0);
dst.m_pValue[_mm_extract_epi32(dst.m_vindex_l, 1)] = _mm_extract_epi32(src.m_value_l, 1);
dst.m_pValue[_mm_extract_epi32(dst.m_vindex_l, 2)] = _mm_extract_epi32(src.m_value_l, 2);
dst.m_pValue[_mm_extract_epi32(dst.m_vindex_l, 3)] = _mm_extract_epi32(src.m_value_l, 3);
dst.m_pValue[_mm_extract_epi32(dst.m_vindex_h, 0)] = _mm_extract_epi32(src.m_value_h, 0);
dst.m_pValue[_mm_extract_epi32(dst.m_vindex_h, 1)] = _mm_extract_epi32(src.m_value_h, 1);
dst.m_pValue[_mm_extract_epi32(dst.m_vindex_h, 2)] = _mm_extract_epi32(src.m_value_h, 2);
dst.m_pValue[_mm_extract_epi32(dst.m_vindex_h, 3)] = _mm_extract_epi32(src.m_value_h, 3);
return dst;
}
CPPSPMD_FORCE_INLINE vint load(const int_vref& src)
{
CPPSPMD_ALIGN(32) int values[8];
int mask = _mm256_movemask_ps(_mm256_castsi256_ps(m_exec.m_mask));
if (mask & 1) values[0] = src.m_pValue[_mm_extract_epi32(src.m_vindex_l, 0)];
if (mask & 2) values[1] = src.m_pValue[_mm_extract_epi32(src.m_vindex_l, 1)];
if (mask & 4) values[2] = src.m_pValue[_mm_extract_epi32(src.m_vindex_l, 2)];
if (mask & 8) values[3] = src.m_pValue[_mm_extract_epi32(src.m_vindex_l, 3)];
if (mask & 16) values[4] = src.m_pValue[_mm_extract_epi32(src.m_vindex_h, 0)];
if (mask & 32) values[5] = src.m_pValue[_mm_extract_epi32(src.m_vindex_h, 1)];
if (mask & 64) values[6] = src.m_pValue[_mm_extract_epi32(src.m_vindex_h, 2)];
if (mask & 128) values[7] = src.m_pValue[_mm_extract_epi32(src.m_vindex_h, 3)];
__m256i v = _mm256_castps_si256(_mm256_and_ps(_mm256_castsi256_ps(m_exec.m_mask), _mm256_load_ps((const float*)values)));
return vint{ get_lo_i(v), get_hi_i(v) };
}
CPPSPMD_FORCE_INLINE vint load_all(const int_vref& src)
{
CPPSPMD_ALIGN(32) int values[8];
values[0] = src.m_pValue[_mm_extract_epi32(src.m_vindex_l, 0)];
values[1] = src.m_pValue[_mm_extract_epi32(src.m_vindex_l, 1)];
values[2] = src.m_pValue[_mm_extract_epi32(src.m_vindex_l, 2)];
values[3] = src.m_pValue[_mm_extract_epi32(src.m_vindex_l, 3)];
values[4] = src.m_pValue[_mm_extract_epi32(src.m_vindex_h, 0)];
values[5] = src.m_pValue[_mm_extract_epi32(src.m_vindex_h, 1)];
values[6] = src.m_pValue[_mm_extract_epi32(src.m_vindex_h, 2)];
values[7] = src.m_pValue[_mm_extract_epi32(src.m_vindex_h, 3)];
__m256i v = _mm256_castps_si256(_mm256_and_ps(_mm256_castsi256_ps(m_exec.m_mask), _mm256_load_ps((const float*)values)));
return vint{ get_lo_i(v), get_hi_i(v) };
}
CPPSPMD_FORCE_INLINE vint load(const cint_vref& src)
{
CPPSPMD_ALIGN(32) int values[8];
int mask = _mm256_movemask_ps(_mm256_castsi256_ps(m_exec.m_mask));
if (mask & 1) values[0] = src.m_pValue[_mm_extract_epi32(src.m_vindex_l, 0)];
if (mask & 2) values[1] = src.m_pValue[_mm_extract_epi32(src.m_vindex_l, 1)];
if (mask & 4) values[2] = src.m_pValue[_mm_extract_epi32(src.m_vindex_l, 2)];
if (mask & 8) values[3] = src.m_pValue[_mm_extract_epi32(src.m_vindex_l, 3)];
if (mask & 16) values[4] = src.m_pValue[_mm_extract_epi32(src.m_vindex_h, 0)];
if (mask & 32) values[5] = src.m_pValue[_mm_extract_epi32(src.m_vindex_h, 1)];
if (mask & 64) values[6] = src.m_pValue[_mm_extract_epi32(src.m_vindex_h, 2)];
if (mask & 128) values[7] = src.m_pValue[_mm_extract_epi32(src.m_vindex_h, 3)];
__m256i v = _mm256_castps_si256(_mm256_and_ps(_mm256_castsi256_ps(m_exec.m_mask), _mm256_load_ps((const float*)values)));
return vint{ get_lo_i(v), get_hi_i(v) };
}
CPPSPMD_FORCE_INLINE vint load_all(const cint_vref& src)
{
CPPSPMD_ALIGN(32) int values[8];
values[0] = src.m_pValue[_mm_extract_epi32(src.m_vindex_l, 0)];
values[1] = src.m_pValue[_mm_extract_epi32(src.m_vindex_l, 1)];
values[2] = src.m_pValue[_mm_extract_epi32(src.m_vindex_l, 2)];
values[3] = src.m_pValue[_mm_extract_epi32(src.m_vindex_l, 3)];
values[4] = src.m_pValue[_mm_extract_epi32(src.m_vindex_h, 0)];
values[5] = src.m_pValue[_mm_extract_epi32(src.m_vindex_h, 1)];
values[6] = src.m_pValue[_mm_extract_epi32(src.m_vindex_h, 2)];
values[7] = src.m_pValue[_mm_extract_epi32(src.m_vindex_h, 3)];
__m256i v = _mm256_castps_si256(_mm256_and_ps(_mm256_castsi256_ps(m_exec.m_mask), _mm256_load_ps((const float*)values)));
return vint{ get_lo_i(v), get_hi_i(v) };
}
CPPSPMD_FORCE_INLINE vint load_bytes_all(const cint_vref& src)
{
const uint8_t* pSrc = (const uint8_t*)src.m_pValue;
__m128i v0_l = _mm_insert_epi32(_mm_undefined_si128(), ((int*)(pSrc + _mm_extract_epi32(src.m_vindex_l, 0)))[0], 0);
v0_l = _mm_insert_epi32(v0_l, ((int*)(pSrc + _mm_extract_epi32(src.m_vindex_l, 1)))[0], 1);
v0_l = _mm_insert_epi32(v0_l, ((int*)(pSrc + _mm_extract_epi32(src.m_vindex_l, 2)))[0], 2);
v0_l = _mm_insert_epi32(v0_l, ((int*)(pSrc + _mm_extract_epi32(src.m_vindex_l, 3)))[0], 3);
__m128i v0_h = _mm_insert_epi32(_mm_undefined_si128(), ((int*)(pSrc + _mm_extract_epi32(src.m_vindex_h, 0)))[0], 0);
v0_h = _mm_insert_epi32(v0_h, ((int*)(pSrc + _mm_extract_epi32(src.m_vindex_h, 1)))[0], 1);
v0_h = _mm_insert_epi32(v0_h, ((int*)(pSrc + _mm_extract_epi32(src.m_vindex_h, 2)))[0], 2);
v0_h = _mm_insert_epi32(v0_h, ((int*)(pSrc + _mm_extract_epi32(src.m_vindex_h, 3)))[0], 3);
return vint{ v0_l, v0_h };
}
CPPSPMD_FORCE_INLINE vint load_words_all(const cint_vref& src)
{
const uint8_t* pSrc = (const uint8_t*)src.m_pValue;
__m128i v0_l = _mm_insert_epi32(_mm_undefined_si128(), ((int16_t*)(pSrc + 2 * _mm_extract_epi32(src.m_vindex_l, 0)))[0], 0);
v0_l = _mm_insert_epi32(v0_l, ((int16_t*)(pSrc + 2 * _mm_extract_epi32(src.m_vindex_l, 1)))[0], 1);
v0_l = _mm_insert_epi32(v0_l, ((int16_t*)(pSrc + 2 * _mm_extract_epi32(src.m_vindex_l, 2)))[0], 2);
v0_l = _mm_insert_epi32(v0_l, ((int16_t*)(pSrc + 2 * _mm_extract_epi32(src.m_vindex_l, 3)))[0], 3);
__m128i v0_h = _mm_insert_epi32(_mm_undefined_si128(), ((int16_t*)(pSrc + 2 * _mm_extract_epi32(src.m_vindex_h, 0)))[0], 0);
v0_h = _mm_insert_epi32(v0_h, ((int16_t*)(pSrc + 2 * _mm_extract_epi32(src.m_vindex_h, 1)))[0], 1);
v0_h = _mm_insert_epi32(v0_h, ((int16_t*)(pSrc + 2 * _mm_extract_epi32(src.m_vindex_h, 2)))[0], 2);
v0_h = _mm_insert_epi32(v0_h, ((int16_t*)(pSrc + 2 * _mm_extract_epi32(src.m_vindex_h, 3)))[0], 3);
return vint{ v0_l, v0_h };
}
CPPSPMD_FORCE_INLINE void store_strided(int *pDst, uint32_t stride, const vint &v)
{
int mask = _mm256_movemask_ps(_mm256_castsi256_ps(m_exec.m_mask));
if (mask & 1) pDst[0] = _mm_extract_epi32(v.m_value_l, 0);
if (mask & 2) pDst[stride] = _mm_extract_epi32(v.m_value_l, 1);
if (mask & 4) pDst[stride*2] = _mm_extract_epi32(v.m_value_l, 2);
if (mask & 8) pDst[stride*3] = _mm_extract_epi32(v.m_value_l, 3);
if (mask & 16) pDst[stride*4] = _mm_extract_epi32(v.m_value_h, 0);
if (mask & 32) pDst[stride*5] = _mm_extract_epi32(v.m_value_h, 1);
if (mask & 64) pDst[stride*6] = _mm_extract_epi32(v.m_value_h, 2);
if (mask & 128) pDst[stride*7] = _mm_extract_epi32(v.m_value_h, 3);
}
CPPSPMD_FORCE_INLINE void store_strided(float *pDstF, uint32_t stride, const vfloat &v)
{
int mask = _mm256_movemask_ps(_mm256_castsi256_ps(m_exec.m_mask));
int *pDst = (int *)pDstF;
if (mask & 1) pDst[0] = _mm256_extract_epi32(_mm256_castps_si256(v.m_value), 0);
if (mask & 2) pDst[stride] = _mm256_extract_epi32(_mm256_castps_si256(v.m_value), 1);
if (mask & 4) pDst[stride*2] = _mm256_extract_epi32(_mm256_castps_si256(v.m_value), 2);
if (mask & 8) pDst[stride*3] = _mm256_extract_epi32(_mm256_castps_si256(v.m_value), 3);
if (mask & 16) pDst[stride*4] = _mm256_extract_epi32(_mm256_castps_si256(v.m_value), 4);
if (mask & 32) pDst[stride*5] = _mm256_extract_epi32(_mm256_castps_si256(v.m_value), 5);
if (mask & 64) pDst[stride*6] = _mm256_extract_epi32(_mm256_castps_si256(v.m_value), 6);
if (mask & 128) pDst[stride*7] = _mm256_extract_epi32(_mm256_castps_si256(v.m_value), 7);
}
CPPSPMD_FORCE_INLINE void store_all_strided(int *pDst, uint32_t stride, const vint &v)
{
pDst[0] = _mm_extract_epi32(v.m_value_l, 0);
pDst[stride] = _mm_extract_epi32(v.m_value_l, 1);
pDst[stride*2] = _mm_extract_epi32(v.m_value_l, 2);
pDst[stride*3] = _mm_extract_epi32(v.m_value_l, 3);
pDst[stride*4] = _mm_extract_epi32(v.m_value_h, 0);
pDst[stride*5] = _mm_extract_epi32(v.m_value_h, 1);
pDst[stride*6] = _mm_extract_epi32(v.m_value_h, 2);
pDst[stride*7] = _mm_extract_epi32(v.m_value_h, 3);
}
CPPSPMD_FORCE_INLINE void store_all_strided(float *pDstF, uint32_t stride, const vfloat &v)
{
int *pDst = (int *)pDstF;
pDst[0] = _mm256_extract_epi32(_mm256_castps_si256(v.m_value), 0);
pDst[stride] = _mm256_extract_epi32(_mm256_castps_si256(v.m_value), 1);
pDst[stride*2] = _mm256_extract_epi32(_mm256_castps_si256(v.m_value), 2);
pDst[stride*3] = _mm256_extract_epi32(_mm256_castps_si256(v.m_value), 3);
pDst[stride*4] = _mm256_extract_epi32(_mm256_castps_si256(v.m_value), 4);
pDst[stride*5] = _mm256_extract_epi32(_mm256_castps_si256(v.m_value), 5);
pDst[stride*6] = _mm256_extract_epi32(_mm256_castps_si256(v.m_value), 6);
pDst[stride*7] = _mm256_extract_epi32(_mm256_castps_si256(v.m_value), 7);
}
CPPSPMD_FORCE_INLINE vint load_strided(const int *pSrc, uint32_t stride)
{
int mask = _mm256_movemask_ps(_mm256_castsi256_ps(m_exec.m_mask));
__m128i l = _mm_castps_si128(_mm_setzero_ps());
__m128i h = _mm_castps_si128(_mm_setzero_ps());
if (mask & 1) l = _mm_castps_si128(_mm_load_ss( (const float *)pSrc ));
if (mask & 2) l = _mm_insert_epi32(l, pSrc[stride], 1);
if (mask & 4) l = _mm_insert_epi32(l, pSrc[stride*2], 2);
if (mask & 8) l = _mm_insert_epi32(l, pSrc[stride*3], 3);
if (mask & 16) h = _mm_castps_si128(_mm_load_ss( (const float *)pSrc + stride*4 ));
if (mask & 32) h = _mm_insert_epi32(h, pSrc[stride*5], 1);
if (mask & 64) h = _mm_insert_epi32(h, pSrc[stride*6], 2);
if (mask & 128) h = _mm_insert_epi32(h, pSrc[stride*7], 3);
return vint{ l, h };
}
CPPSPMD_FORCE_INLINE vfloat load_strided(const float *pSrc, uint32_t stride)
{
int mask = _mm256_movemask_ps(_mm256_castsi256_ps(m_exec.m_mask));
__m256i v = _mm256_castps_si256(_mm256_setzero_ps());
const int *pSrcI = (const int *)pSrc;
if (mask & 1) v = _mm256_castsi128_si256(_mm_castps_si128( _mm_load_ss( pSrc ) ));
if (mask & 2) v = _mm256_insert_epi32(v, pSrcI[stride], 1);
if (mask & 4) v = _mm256_insert_epi32(v, pSrcI[stride*2], 2);
if (mask & 8) v = _mm256_insert_epi32(v, pSrcI[stride*3], 3);
if (mask & 16) v = _mm256_insert_epi32(v, pSrcI[stride*4], 4);
if (mask & 32) v = _mm256_insert_epi32(v, pSrcI[stride*5], 5);
if (mask & 64) v = _mm256_insert_epi32(v, pSrcI[stride*6], 6);
if (mask & 128) v = _mm256_insert_epi32(v, pSrcI[stride*7], 7);
return vfloat{ _mm256_castsi256_ps(v) };
}
CPPSPMD_FORCE_INLINE vint load_all_strided(const int *pSrc, uint32_t stride)
{
__m128i l, h;