avx::constants

namespace constants

Namespace containing constants shared across all types.

Variables

static const __m256i ONES = _mm256_set1_epi8(0xFF)

Vector containing all 1’s - 0xFF’s

static const __m256i EPI8_ONE = _mm256_set1_epi8(1)

Vector of chars set to 1 - 0x01

static const __m256i EPI8_CRATE_EPI16 = _mm256_set1_epi16(0xFF)

Vector containing 0xFF aligned in the following order: 0x00FF’00FF…00FF

static const __m256i EPI8_CRATE_EPI16_INVERSE = _mm256_set1_epi16(0xFF00)

Vector containing 0xFF aligned in the following order: 0xFF00’FF00…FF00

static const __m256i EPI8_CRATE_EPI32 = _mm256_set1_epi32(0xFF)

Vector containing 0xFF aligned in the following order: 0x000000FF’000000FF…000000FF

static const __m256i EPI8_CRATE_EPI32_SHIFT_I = _mm256_set1_epi32(0xFF00)

Vector containing 0xFF aligned in the following order: 0x0000FF00’0000FF00…0000FF00

static const __m256i EPI8_CRATE_EPI32_SHIFT_II = _mm256_set1_epi32(0xFF0000)

Vector containing 0xFF aligned in the following order: 0x00FF0000’00FF00000…00FF0000

static const __m256i EPI8_CRATE_EPI32_SHIFT_III = _mm256_set1_epi32(0xFF000000)

Vector containing 0xFF aligned in the following order: 0xFF000000’FF00000000…FF000000

static const __m256i EPI16_ONE = _mm256_set1_epi16(1)

Vector of short values set to 1

static const __m256i EPI16_CRATE_EPI32 = _mm256_set1_epi32(0xFFFF)

Vector containing 0xFFFF aligned in the following order: 0x0000FFFF’0000FFFF…0000FFFF

static const __m256i EPI16_CRATE_EPI32_INVERSE = _mm256_set1_epi32(0xFFFF0000)

Vector containing 0xFFFF aligned in the following order: 0xFFFF0000’FFFF0000…FFFF0000

static const __m256i EPI32_CRATE_EPI64 = _mm256_set1_epi64x(0xFFFFFFFF)

Vector containing 0xFFFF’FFFF aligned in the following order: 0x00000000FFFFFFFF’00000000FFFFFFFF…00000000FFFFFFFF

static const __m256i EPI32_SIGN = _mm256_set1_epi32(0x8000'0000)

Vector of int values with sign bit set to 1

static const __m256i EPI32_ONE = _mm256_set1_epi32(1)

Vector of int values set to 1

static const __m256i EPI64_ONE = _mm256_set1_epi64x(1)

Vector of long long values set to 1

static const __m256i EPI64_SIGN = _mm256_set1_epi64x(0x8000'0000'0000'0000)

Vector of long long values with sign bit set to 1

static const __m256d DOUBLE_NO_SIGN = _mm256_castsi256_pd(_mm256_set1_epi64x(0x7FFF'FFFF'FFFF'FFFF))

Mask for double values with sign bit set to 0

static const __m256 FLOAT_NO_SIGN = _mm256_castsi256_ps(_mm256_set1_epi32(0x7FFF'FFFF))

Mask for float values with sign bit set to 0

static const __m256d DOUBLE_ONE = _mm256_set1_pd(1.0)

Vector with double values set to 1.0

static const __m256 FLOAT_ONE = _mm256_set1_ps(1.0f)

Vector with float values set to 1

static const __m256i FLOAT_LIMIT = _mm256_set1_epi32(0x0100'0000)

Vector with value limiting float reliable casting aka 2^24

static const __m256i EPI32_SLOWEST = _mm256_set1_epi32(0x8000'0001)

static int INT2FLOAT_LIMIT = 0x0100'0000

2^24