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Defines | |
| #define | AKSIMD_LOADU_V4I32(__addr__) _mm_loadu_si128( (__addr__) ) |
| Loads unaligned 128-bit value (see _mm_loadu_si128). |
|
| #define | AKSIMD_LOAD_V4I32(__addr__) _mm_load_si128( (__addr__) ) |
| Loads aligned 128-bit value (see _mm_loadu_si128). |
|
| #define | AKSIMD_SETZERO_V4I32() _mm_setzero_si128() |
| Sets the four 32-bit integer values to zero (see _mm_setzero_si128). |
|
| #define | AKSIMD_SET_V4I32(__scalar__) _mm_set1_epi32( (__scalar__) ) |
| #define | AKSIMD_SETV_V4I32(_d, _c, _b, _a) _mm_set_epi32( (_d), (_c), (_b), (_a) ) |
| #define | AKSIMD_STORE_V4I32(__addr__, __vec__) _mm_store_si128( (__addr__), (__vec__) ) |
| Stores four 32-bit integer values. |
|
| #define | AKSIMD_STOREU_V4I32(__addr__, __vec__) _mm_storeu_si128( (__addr__), (__vec__) ) |
| #define | AKSIMD_UNPACKLO_VECTOR8I16(a, b) _mm_unpacklo_epi16( a, b ) |
| #define | AKSIMD_UNPACKHI_VECTOR8I16(a, b) _mm_unpackhi_epi16( a, b ) |
| #define | AKSIMD_PACKS_V4I32(a, b) _mm_packs_epi32( a, b ) |
Platform specific defines for prefetching | |
| #define | AKSIMD_ARCHCACHELINESIZE (64) |
| Assumed cache line width for architectures on this platform. |
|
| #define | AKSIMD_ARCHMAXPREFETCHSIZE (512) |
| #define | AKSIMD_PREFETCHMEMORY(__offset__, __add__) _mm_prefetch(((char *)(__add__))+(__offset__), _MM_HINT_NTA ) |
| Cross-platform memory prefetch of effective address assuming non-temporal data. |
|
Platform specific memory size alignment for allocation purposes | |
| #define | AKSIMD_ALIGNSIZE(__Size__) (((__Size__) + 15) & ~15) |
AKSIMD loading / setting | |
| #define | AKSIMD_LOAD_V4F32(__addr__) _mm_load_ps( (AkReal32*)(__addr__) ) |
| Loads four single-precision, floating-point values (see _mm_load_ps). |
|
| #define | AKSIMD_LOADU_V4F32(__addr__) _mm_loadu_ps( (__addr__) ) |
| #define | AKSIMD_LOAD1_V4F32(__scalar__) _mm_load1_ps( &(__scalar__) ) |
| #define | AKSIMD_SET_V4F32(__scalar__) _mm_set_ps1( (__scalar__) ) |
| #define | AKSIMD_SETZERO_V4F32() _mm_setzero_ps() |
| #define | AKSIMD_LOAD_SS_V4F32(__addr__) _mm_load_ss( (__addr__) ) |
AKSIMD storing | |
| #define | AKSIMD_STORE_V4F32(__addr__, __vec__) _mm_store_ps( (AkReal32*)(__addr__), (__vec__) ) |
| #define | AKSIMD_STOREU_V4F32(__addr__, __vec__) _mm_storeu_ps( (AkReal32*)(__addr__), (__vec__) ) |
| #define | AKSIMD_STORE1_V4F32(__addr__, __vec__) _mm_store_ss( (AkReal32*)(__addr__), (__vec__) ) |
AKSIMD shuffling | |
| #define | AKSIMD_SHUFFLE(fp3, fp2, fp1, fp0) _MM_SHUFFLE( (fp3), (fp2), (fp1), (fp0) ) |
| #define | AKSIMD_SHUFFLE_V4F32(a, b, i) _mm_shuffle_ps( a, b, i ) |
| #define | AKSIMD_MOVEHL_V4F32(a, b) _mm_movehl_ps( a, b ) |
| #define | AKSIMD_MOVELH_V4F32(a, b) _mm_movelh_ps( a, b ) |
| #define | AKSIMD_SHUFFLE_BADC(__a__) _mm_shuffle_ps( (__a__), (__a__), _MM_SHUFFLE(2,3,0,1)) |
| Swap the 2 lower floats together and the 2 higher floats together. |
|
| #define | AKSIMD_SHUFFLE_CDAB(__a__) _mm_shuffle_ps( (__a__), (__a__), _MM_SHUFFLE(1,0,3,2)) |
| Swap the 2 lower floats with the 2 higher floats. |
|
| #define | AKSIMD_SHUFFLE_BCDA(__a__) AKSIMD_SHUFFLE_V4F32( (__a__), (__a__), _MM_SHUFFLE(0,3,2,1)) |
| Barrel-shift all floats by one. |
|
| #define | AKSIMD_DUP_ODD(__vv) AKSIMD_SHUFFLE_V4F32(__vv, __vv, AKSIMD_SHUFFLE(3,3,1,1)) |
| Duplicates the odd items into the even items (d c b a -> d d b b ). |
|
| #define | AKSIMD_DUP_EVEN(__vv) AKSIMD_SHUFFLE_V4F32(__vv, __vv, AKSIMD_SHUFFLE(2,2,0,0)) |
| Duplicates the even items into the odd items (d c b a -> c c a a ). |
|
AKSIMD integer arithmetic | |
| #define | AKSIMD_ADD_V4I32(a, b) _mm_add_epi32( a, b ) |
| Adds the four integer values of a and b. |
|
| #define | AKSIMD_CMPLT_V4I32(a, b) _mm_cmplt_epi32(a,b) |
| #define | AKSIMD_CMPGT_V4I32(a, b) _mm_cmpgt_epi32(a,b) |
| #define | AKSIMD_XOR_V4I32(a, b) _mm_xor_si128(a,b) |
| #define | AKSIMD_XOR_V4F32(a, b) _mm_xor_ps(a,b) |
| #define | AKSIMD_SUB_V4I32(a, b) _mm_sub_epi32(a,b) |
| #define | AKSIMD_MULLO16_V4I32(a, b) _mm_mullo_epi16(a, b) |
| Multiplies the low 16bits of a by b and stores it in V4I32 (no overflow). |
|
AKSIMD packing / unpacking | |
| #define | AKSIMD_UNPACKLO_V4F32(a, b) _mm_unpacklo_ps( a, b ) |
| #define | AKSIMD_UNPACKHI_V4F32(a, b) _mm_unpackhi_ps( a, b ) |
AKSIMD conversion | |
| #define | AKSIMD_CONVERT_V4I32_TO_V4F32(__vec__) _mm_cvtepi32_ps( (__vec__) ) |
| #define | AKSIMD_CONVERT_V4F32_TO_V4I32(__vec__) _mm_cvtps_epi32( (__vec__) ) |
| #define | AKSIMD_TRUNCATE_V4F32_TO_V4I32(__vec__) _mm_cvttps_epi32( (__vec__) ) |
| #define | AKSIMD_AND_V4I32(__a__, __b__) _mm_and_si128( (__a__), (__b__) ) |
| #define | AKSIMD_CMPGT_V8I16(__a__, __b__) _mm_cmpgt_epi16( (__a__), (__b__) ) |
AKSIMD shifting | |
| #define | AKSIMD_SHIFTLEFT_V4I32(__vec__, __shiftBy__) _mm_slli_epi32( (__vec__), (__shiftBy__) ) |
| #define | AKSIMD_SHIFTRIGHTARITH_V4I32(__vec__, __shiftBy__) _mm_srai_epi32( (__vec__), (__shiftBy__) ) |
Typedefs | |
| typedef __m128i | AKSIMD_V4I32 |
| Vector of 4 32-bit signed integers. |
|
| typedef AKSIMD_V4I32 | AKSIMD_V4ICOND |
AKSIMD types | |
| typedef float | AKSIMD_F32 |
| 32-bit float |
|
| typedef __m128 | AKSIMD_V4F32 |
| Vector of 4 32-bit floats. |
|
| typedef AKSIMD_V4F32 | AKSIMD_V4COND |
| Vector of 4 comparison results. |
|
| typedef AKSIMD_V4F32 | AKSIMD_V4FCOND |
| Vector of 4 comparison results. |
|
AKSIMD arithmetic | |
|
| |
| #define | AKSIMD_SUB_V4F32(a, b) _mm_sub_ps( a, b ) |
| #define | AKSIMD_SUB_SS_V4F32(a, b) _mm_sub_ss( a, b ) |
| #define | AKSIMD_ADD_V4F32(a, b) _mm_add_ps( a, b ) |
| #define | AKSIMD_ADD_SS_V4F32(a, b) _mm_add_ss( a, b ) |
| #define | AKSIMD_MUL_V4F32(a, b) _mm_mul_ps( a, b ) |
| #define | AKSIMD_DIV_V4F32(a, b) _mm_div_ps( a, b ) |
| #define | AKSIMD_MUL_SS_V4F32(a, b) _mm_mul_ss( a, b ) |
| #define | AKSIMD_MADD_V4F32(__a__, __b__, __c__) _mm_add_ps( _mm_mul_ps( (__a__), (__b__) ), (__c__) ) |
| Vector multiply-add operation. |
|
| #define | AKSIMD_MSUB_V4F32(__a__, __b__, __c__) _mm_sub_ps( _mm_mul_ps( (__a__), (__b__) ), (__c__) ) |
| #define | AKSIMD_MADD_SS_V4F32(__a__, __b__, __c__) _mm_add_ss( _mm_mul_ss( (__a__), (__b__) ), (__c__) ) |
| Vector multiply-add operation. |
|
| #define | AKSIMD_MIN_V4F32(a, b) _mm_min_ps( a, b ) |
| #define | AKSIMD_MAX_V4F32(a, b) _mm_max_ps( a, b ) |
| #define | AKSIMD_ABS_V4F32(a) _mm_andnot_ps(_mm_set1_ps(-0.f), a) |
| Computes the absolute value. |
|
| #define | AKSIMD_NEG_V4F32(__a__) _mm_xor_ps(_mm_set1_ps(-0.f), __a__) |
| Changes the sign. |
|
| #define | AKSIMD_SQRT_V4F32(__a__) _mm_sqrt_ps( (__a__) ) |
| Vector square root aproximation (see _mm_sqrt_ps). |
|
| #define | AKSIMD_ASSERTFLUSHZEROMODE AKASSERT( _MM_GET_FLUSH_ZERO_MODE() == _MM_FLUSH_ZERO_ON ) |
| static AkForceInline void | AKSIMD_HORIZONTALADD (AKSIMD_V4F32 &vVec) |
| static AkForceInline AKSIMD_V4F32 | AKSIMD_DOTPRODUCT (AKSIMD_V4F32 &vVec, const AKSIMD_V4F32 &vfSigns) |
| static AkForceInline AKSIMD_V4F32 | AKSIMD_COMPLEXMUL (const AKSIMD_V4F32 vCIn1, const AKSIMD_V4F32 vCIn2) |
| Cross-platform SIMD multiplication of 2 complex data elements with interleaved real and imaginary parts. |
|
AKSIMD vector comparison | |
|
Apart from AKSIMD_SEL_GTEQ_V4F32, these implementations are limited to a few platforms. | |
| #define | AKSIMD_CMP_CTRLMASK __m128 |
| #define | AKSIMD_LTEQ_V4F32(__a__, __b__) _mm_cmple_ps( (__a__), (__b__) ) |
| Vector "<=" operation (see _mm_cmple_ps). |
|
| #define | AKSIMD_GTEQ_V4F32(__a__, __b__) _mm_cmpge_ps( (__a__), (__b__) ) |
| Vector ">=" operation (see _mm_cmple_ps). |
|
| #define | AKSIMD_EQ_V4F32(__a__, __b__) _mm_cmpeq_ps( (__a__), (__b__) ) |
| Vector "==" operation (see _mm_cmpeq_ps). |
|
| #define | AKSIMD_SEL_GTEQ_V4F32(__a__, __b__, __cond1__, __cond2__) AKSIMD_VSEL_V4F32( __a__, __b__, AKSIMD_GTEQ_V4F32( __cond1__, __cond2__ ) ) |
| #define | AKSIMD_SEL_GTEZ_V4F32(__a__, __b__, __c__) AKSIMD_VSEL_V4F32( (__c__), (__b__), AKSIMD_GTEQ_V4F32( __a__, _mm_set1_ps(0) ) ) |
| #define | AKSIMD_SPLAT_V4F32(var, idx) AKSIMD_SHUFFLE_V4F32(var,var, AKSIMD_SHUFFLE(idx,idx,idx,idx)) |
| #define | AKSIMD_MASK_V4F32(__a__) _mm_movemask_ps( __a__ ) |
| static AkForceInline AKSIMD_V4F32 | AKSIMD_VSEL_V4F32 (AKSIMD_V4F32 vA, AKSIMD_V4F32 vB, AKSIMD_V4F32 vMask) |
| Return a when control mask is 0, return b when control mask is non zero, control mask is in c and usually provided by above comparison operations. |
|
AKSIMD - SSE implementation
Definition in file AkSimd.h.
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