diff options
Diffstat (limited to 'ggml-cuda/dequantize.cuh')
-rw-r--r-- | ggml-cuda/dequantize.cuh | 103 |
1 files changed, 0 insertions, 103 deletions
diff --git a/ggml-cuda/dequantize.cuh b/ggml-cuda/dequantize.cuh deleted file mode 100644 index bd3c2d9d..00000000 --- a/ggml-cuda/dequantize.cuh +++ /dev/null @@ -1,103 +0,0 @@ -#include "common.cuh" - -static __device__ __forceinline__ void dequantize_q4_0(const void * vx, const int64_t ib, const int iqs, dfloat2 & v){ - const block_q4_0 * x = (const block_q4_0 *) vx; - - const dfloat d = x[ib].d; - - const int vui = x[ib].qs[iqs]; - - v.x = vui & 0xF; - v.y = vui >> 4; - -#ifdef GGML_CUDA_F16 - v = __hsub2(v, {8.0f, 8.0f}); - v = __hmul2(v, {d, d}); -#else - v.x = (v.x - 8.0f) * d; - v.y = (v.y - 8.0f) * d; -#endif // GGML_CUDA_F16 -} - -static __device__ __forceinline__ void dequantize_q4_1(const void * vx, const int64_t ib, const int iqs, dfloat2 & v){ - const block_q4_1 * x = (const block_q4_1 *) vx; - - const dfloat d = __low2half(x[ib].dm); - const dfloat m = __high2half(x[ib].dm); - - const int vui = x[ib].qs[iqs]; - - v.x = vui & 0xF; - v.y = vui >> 4; - -#ifdef GGML_CUDA_F16 - v = __hmul2(v, {d, d}); - v = __hadd2(v, {m, m}); -#else - v.x = (v.x * d) + m; - v.y = (v.y * d) + m; -#endif // GGML_CUDA_F16 -} - -static __device__ __forceinline__ void dequantize_q5_0(const void * vx, const int64_t ib, const int iqs, dfloat2 & v){ - const block_q5_0 * x = (const block_q5_0 *) vx; - - const dfloat d = x[ib].d; - - uint32_t qh; - memcpy(&qh, x[ib].qh, sizeof(qh)); - - const int xh_0 = ((qh >> (iqs + 0)) << 4) & 0x10; - const int xh_1 = ((qh >> (iqs + 12)) ) & 0x10; - - v.x = ((x[ib].qs[iqs] & 0xf) | xh_0); - v.y = ((x[ib].qs[iqs] >> 4) | xh_1); - -#ifdef GGML_CUDA_F16 - v = __hsub2(v, {16.0f, 16.0f}); - v = __hmul2(v, {d, d}); -#else - v.x = (v.x - 16.0f) * d; - v.y = (v.y - 16.0f) * d; -#endif // GGML_CUDA_F16 -} - -static __device__ __forceinline__ void dequantize_q5_1(const void * vx, const int64_t ib, const int iqs, dfloat2 & v){ - const block_q5_1 * x = (const block_q5_1 *) vx; - - const dfloat d = __low2half(x[ib].dm); - const dfloat m = __high2half(x[ib].dm); - - uint32_t qh; - memcpy(&qh, x[ib].qh, sizeof(qh)); - - const int xh_0 = ((qh >> (iqs + 0)) << 4) & 0x10; - const int xh_1 = ((qh >> (iqs + 12)) ) & 0x10; - - v.x = ((x[ib].qs[iqs] & 0xf) | xh_0); - v.y = ((x[ib].qs[iqs] >> 4) | xh_1); - -#ifdef GGML_CUDA_F16 - v = __hmul2(v, {d, d}); - v = __hadd2(v, {m, m}); -#else - v.x = (v.x * d) + m; - v.y = (v.y * d) + m; -#endif // GGML_CUDA_F16 -} - -static __device__ __forceinline__ void dequantize_q8_0(const void * vx, const int64_t ib, const int iqs, dfloat2 & v){ - const block_q8_0 * x = (const block_q8_0 *) vx; - - const dfloat d = x[ib].d; - - v.x = x[ib].qs[iqs + 0]; - v.y = x[ib].qs[iqs + 1]; - -#ifdef GGML_CUDA_F16 - v = __hmul2(v, {d, d}); -#else - v.x *= d; - v.y *= d; -#endif // GGML_CUDA_F16 -} |