* @brief Data type for 8-wide floats. */
| 51 | * @brief Data type for 8-wide floats. |
| 52 | */ |
| 53 | struct vfloat8 |
| 54 | { |
| 55 | /** |
| 56 | * @brief Construct from zero-initialized value. |
| 57 | */ |
| 58 | ASTCENC_SIMD_INLINE vfloat8() = default; |
| 59 | |
| 60 | /** |
| 61 | * @brief Construct from 8 values loaded from an unaligned address. |
| 62 | * |
| 63 | * Consider using loada() which is better with vectors if data is aligned |
| 64 | * to vector length. |
| 65 | */ |
| 66 | ASTCENC_SIMD_INLINE explicit vfloat8(const float *p) |
| 67 | { |
| 68 | m = svld1_f32(svptrue_b32(), p); |
| 69 | } |
| 70 | |
| 71 | /** |
| 72 | * @brief Construct from 1 scalar value replicated across all lanes. |
| 73 | * |
| 74 | * Consider using zero() for constexpr zeros. |
| 75 | */ |
| 76 | ASTCENC_SIMD_INLINE explicit vfloat8(float a) |
| 77 | { |
| 78 | m = svdup_f32(a); |
| 79 | } |
| 80 | |
| 81 | /** |
| 82 | * @brief Construct from an existing SIMD register. |
| 83 | */ |
| 84 | ASTCENC_SIMD_INLINE explicit vfloat8(svfloat32_8_t a) |
| 85 | { |
| 86 | m = a; |
| 87 | } |
| 88 | |
| 89 | /** |
| 90 | * @brief Factory that returns a vector of zeros. |
| 91 | */ |
| 92 | static ASTCENC_SIMD_INLINE vfloat8 zero() |
| 93 | { |
| 94 | return vfloat8(0.0f); |
| 95 | } |
| 96 | |
| 97 | /** |
| 98 | * @brief Factory that returns a replicated scalar loaded from memory. |
| 99 | */ |
| 100 | static ASTCENC_SIMD_INLINE vfloat8 load1(const float* p) |
| 101 | { |
| 102 | return vfloat8(*p); |
| 103 | } |
| 104 | |
| 105 | /** |
| 106 | * @brief Factory that returns a vector loaded from 32B aligned memory. |
| 107 | */ |
| 108 | static ASTCENC_SIMD_INLINE vfloat8 loada(const float* p) |
| 109 | { |
| 110 | return vfloat8(p); |
no outgoing calls