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@ -15,6 +15,8 @@
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#ifdef __ARM_NEON
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#include "arm_neon.h"
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#elif defined(__AVX2__)
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#include "immintrin.h"
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#endif
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#ifndef MIN
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@ -26,6 +28,10 @@ const int M = 1280;
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const int N = 1536;
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const int K = 1280;
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//const int M = 64;
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//const int N = 64;
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//const int K = 64;
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const int QK = 64;
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#define QB 7
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@ -384,7 +390,663 @@ void mul_mat_gq_2(
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}
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}
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//
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// method 3 - 4-bit quantization based on Clover
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// ref: https://github.com/astojanov/Clover
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//
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static const uint32_t clover_1st_bit_set_32 = 0x80000000U;
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static const uint32_t clover_1st_bit_off_32 = 0x7FFFFFFFU;
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static inline float frand() {
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return (float) rand() / (float) RAND_MAX;
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}
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static inline int quantize_3_blocks_per_row(int k) {
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return k/64;
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}
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static inline int quantize_3_row_size(int k) {
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const int nb = quantize_3_blocks_per_row(k);
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return (nb + nb%2)*(sizeof(float) + 32);
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}
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void quantize_3_row(const float * restrict src, void * restrict dst, int k) {
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assert(k % 64 == 0);
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const int nb = quantize_3_blocks_per_row(k);
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float * dsts = (float *) (dst);
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int8_t * dstq = (int8_t *) (dsts + nb + nb%2);
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for (int j = 0; j < nb; ++j) {
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const float * srcp = src + j*64;
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int8_t * dstp = dstq + j*32;
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float amax = srcp[0];
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for (int i = 1; i < 64; ++i) {
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amax = fmaxf(amax, fabsf(srcp[i]));
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}
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dsts[j] = amax;
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const float iscale = 7.0f/amax;
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for (int i = 0; i < 64; i += 2) {
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const float u1 = srcp[i + 0];
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const float u2 = srcp[i + 1];
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const float r1 = frand();
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const float r2 = frand();
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/*const float r1 = 0.0f;*/
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/*const float r2 = 0.0f;*/
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const int8_t u_sgn1 = (int8_t) 1 + ((int8_t) (*(int32_t *) &u1 >> 31) << 1);
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const int8_t u_sgn2 = (int8_t) 1 + ((int8_t) (*(int32_t *) &u2 >> 31) << 1);
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const uint32_t u_abs1 = clover_1st_bit_off_32 & *(uint32_t *) &u1;
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const uint32_t u_abs2 = clover_1st_bit_off_32 & *(uint32_t *) &u2;
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const float v_abs1 = *(float *) &u_abs1;
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const float v_abs2 = *(float *) &u_abs2;
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/*const int8_t q_abs1 = (int8_t) floorf(_mm_fmadd_ss(v_abs1, iscale, r1));*/
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/*const int8_t q_abs2 = (int8_t) floorf(_mm_fmadd_ss(v_abs2, iscale, r2));*/
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const int8_t q_abs1 = (int8_t) floorf(v_abs1*iscale + r1);
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const int8_t q_abs2 = (int8_t) floorf(v_abs2*iscale + r2);
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const int8_t q_1 = (q_abs1 * u_sgn1) << 4;
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const int8_t q_2 = (q_abs2 * u_sgn2) & (int8_t) 0xF;
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//printf("q_1 = %d, q_2 = %d, amax = %f\n", q_1, q_2, amax);
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dstp[i >> 1] = q_1 | q_2;
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}
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}
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//printf("%d %d %d %d %d %d %d %d\n", dstq[0], dstq[1], dstq[2], dstq[3], dstq[4], dstq[5], dstq[6], dstq[7]);
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}
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void quantize_3(const float * restrict src, char * restrict dst, int n, int k) {
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for (int i = 0; i < n; ++i) {
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quantize_3_row(src + i*k, dst, k);
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dst += quantize_3_row_size(k);
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}
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}
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void vec_dot_4q(const int n, float * restrict s, const void * restrict x, const void * restrict y) {
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const int nb = quantize_3_blocks_per_row(n);
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float * su = (float *) x;
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float * sv = (float *) y;
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int8_t * u = (int8_t *) (su + nb + nb%2);
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int8_t * v = (int8_t *) (sv + nb + nb%2);
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float result = 0;
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float rcp_49 = 1.0f / 49.0f;
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for (uint64_t b = 0; b < nb; ++b) {
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const uint64_t offset = b * 32;
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int16_t acc = 0;
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for (uint64_t idx = 0; idx < 32; ++idx) {
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const uint64_t i = idx + offset;
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const int8_t qu_p = u[i];
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const int8_t qv_p = v[i];
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const int8_t qu_1 = qu_p >> 4;
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const int8_t qu_2 = ((int8_t)(qu_p << 4)) >> 4;
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const int8_t qv_1 = qv_p >> 4;
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const int8_t qv_2 = ((int8_t)(qv_p << 4)) >> 4;
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acc += (int16_t)(qu_1 * qv_1) + (int16_t)(qu_2 * qv_2);
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}
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const float scaled_rcp_ss = (su[b] / 7.0f) * (sv[b] / 7.0f);
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result += scaled_rcp_ss * (float) acc;
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}
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*s = result;
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}
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void mul_mat_4q(
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const void * src0,
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const void * src1, // transposed
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float * dst,
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int m, int n, int k) {
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assert(k % QK == 0);
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const int nb = quantize_3_blocks_per_row(k);
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for (int ir0 = 0; ir0 < m; ir0++) {
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for (int ir1 = 0; ir1 < n; ir1++) {
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vec_dot_4q(k, dst + ir1, src0, src1);
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src1 = (const char *) src1 + quantize_3_row_size(k);
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}
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src0 = (const char *) src0 + quantize_3_row_size(k);
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src1 = (const char *) src1 - n*quantize_3_row_size(k);
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dst = (float *) dst + n;
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}
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}
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//
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// method 4 - 4-bit SIMD quantization based on Clover
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// ref: https://github.com/astojanov/Clover
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//
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static inline int quantize_4_blocks_per_row(int k) {
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return k/64;
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}
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static inline int quantize_4_row_size(int k) {
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const int nb = quantize_4_blocks_per_row(k);
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return (nb + nb%2)*(sizeof(float) + 32);
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}
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static __m256i clover_mm256_1st_bit_off_epi8;
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static __m256i clover_mm256_1st_bit_set_epi8;
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static __m256 clover_mm256_1st_bit_set_ps;
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static __m256 clover_mm256_1st_bit_off_ps;
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static __m256i clover_mm256_mask_1st_epi32;
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static __m256i clover_mm256_1_epi16;
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static __m256 clover_mm256_1_ps;
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static __m256 clover_mm256_7_ps;
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static __m256 clover_mm256_127_ps;
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static __m256 clover_mm256_rcp_7_ps;
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static __m256 clover_mm256_rcp_127_ps;
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static __m256 clover_mm256_rcp_49_ps;
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static __m256 clover_mm256_rcp_2pow31_ps;
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static __m256i clover_mm256_8bit_perm_lo;
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static __m256i clover_mm256_8bit_perm_hi;
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static __m256i clover_mm256_8bit_restore_perm_lo;
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static __m256i clover_mm256_8bit_restore_perm_hi;
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//
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// Calculate the horizontal max in a given AVX vector
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//
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static inline float _mm256_hmaxf32_ps(const __m256 tmp3)
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{
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const __m128 tmp4 = _mm256_castps256_ps128(tmp3);
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const __m128 tmp5 = _mm256_extractf128_ps(tmp3, 1);
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const __m128 tmp6 = _mm_max_ps(tmp4, tmp5);
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const __m128 tmp7 = _mm_shuffle_ps(tmp6, tmp6, 78);
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const __m128 tmp8 = _mm_max_ps(tmp6, tmp7);
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const __m128 tmp9 = _mm_permute_ps(tmp8, 1);
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const __m128 tmp0 = _mm_max_ps(tmp8, tmp9);
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//
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// Return the result stored in the first element
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//
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return _mm_cvtss_f32(tmp0);
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}
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//
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// Calculate the horizontal min in a given AVX vector
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//
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static inline float _mm256_hminf32_ps(const __m256 tmp3)
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{
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const __m128 tmp4 = _mm256_castps256_ps128(tmp3);
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const __m128 tmp5 = _mm256_extractf128_ps(tmp3, 1);
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const __m128 tmp6 = _mm_min_ps(tmp4, tmp5);
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const __m128 tmp7 = _mm_shuffle_ps(tmp6, tmp6, 78);
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const __m128 tmp8 = _mm_min_ps(tmp6, tmp7);
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const __m128 tmp9 = _mm_permute_ps(tmp8, 1);
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const __m128 tmp0 = _mm_min_ps(tmp8, tmp9);
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//
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// Return the result stored in the first element
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//
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return _mm_cvtss_f32(tmp0);
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}
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//
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// For a given vector __m256 of 8 floats, perform reduction
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//
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static inline float _mm256_haddf32_ps(__m256 acc)
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{
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const __m128 left = _mm256_extractf128_ps(acc, 1);
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const __m128 right = _mm256_castps256_ps128(acc);
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const __m128 x128 = _mm_add_ps(left, right);
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const __m128 x64 = _mm_add_ps(x128, _mm_movehl_ps(x128, x128));
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const __m128 x32 = _mm_add_ss(x64, _mm_shuffle_ps(x64, x64, 0x55));
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return _mm_cvtss_f32(x32);
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}
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//
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// Transpose 8x8 registers
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//
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static inline void _mm256_transpose8_epi32(
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__m256i *r0, __m256i *r1, __m256i *r2, __m256i *r3,
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__m256i *r4, __m256i *r5, __m256i *r6, __m256i *r7){
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__m256 u0, u1, u2, u3, u4, u5, u6, u7;
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__m256 s0, s1, s2, s3, s4, s5, s6, s7;
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u0 = (__m256) _mm256_unpacklo_epi32(*r0, *r1);
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u1 = (__m256) _mm256_unpackhi_epi32(*r0, *r1);
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u2 = (__m256) _mm256_unpacklo_epi32(*r2, *r3);
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u3 = (__m256) _mm256_unpackhi_epi32(*r2, *r3);
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u4 = (__m256) _mm256_unpacklo_epi32(*r4, *r5);
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u5 = (__m256) _mm256_unpackhi_epi32(*r4, *r5);
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u6 = (__m256) _mm256_unpacklo_epi32(*r6, *r7);
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u7 = (__m256) _mm256_unpackhi_epi32(*r6, *r7);
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s0 = _mm256_shuffle_ps(u0,u2,_MM_SHUFFLE(1,0,1,0));
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s1 = _mm256_shuffle_ps(u0,u2,_MM_SHUFFLE(3,2,3,2));
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s2 = _mm256_shuffle_ps(u1,u3,_MM_SHUFFLE(1,0,1,0));
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s3 = _mm256_shuffle_ps(u1,u3,_MM_SHUFFLE(3,2,3,2));
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s4 = _mm256_shuffle_ps(u4,u6,_MM_SHUFFLE(1,0,1,0));
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s5 = _mm256_shuffle_ps(u4,u6,_MM_SHUFFLE(3,2,3,2));
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s6 = _mm256_shuffle_ps(u5,u7,_MM_SHUFFLE(1,0,1,0));
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s7 = _mm256_shuffle_ps(u5,u7,_MM_SHUFFLE(3,2,3,2));
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*r0 = (__m256i) _mm256_permute2f128_ps(s0, s4, 0x20);
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*r1 = (__m256i) _mm256_permute2f128_ps(s1, s5, 0x20);
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*r2 = (__m256i) _mm256_permute2f128_ps(s2, s6, 0x20);
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*r3 = (__m256i) _mm256_permute2f128_ps(s3, s7, 0x20);
|
|
|
|
|
*r4 = (__m256i) _mm256_permute2f128_ps(s0, s4, 0x31);
|
|
|
|
|
*r5 = (__m256i) _mm256_permute2f128_ps(s1, s5, 0x31);
|
|
|
|
|
*r6 = (__m256i) _mm256_permute2f128_ps(s2, s6, 0x31);
|
|
|
|
|
*r7 = (__m256i) _mm256_permute2f128_ps(s3, s7, 0x31);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static inline __m256 _mm256_hmax_ps(const __m256 hmax_0) {
|
|
|
|
|
const __m256 hmax_1 = _mm256_permute2f128_ps(hmax_0, hmax_0, 3);
|
|
|
|
|
const __m256 hmax_2 = _mm256_max_ps(hmax_0, hmax_1);
|
|
|
|
|
const __m256 hmax_3 = _mm256_permute_ps(hmax_2, 0x4E);
|
|
|
|
|
const __m256 hmax_4 = _mm256_max_ps(hmax_2, hmax_3);
|
|
|
|
|
const __m256 hmax_5 = _mm256_permute_ps(hmax_4, 0xB1);
|
|
|
|
|
const __m256 hmax_6 = _mm256_max_ps(hmax_4, hmax_5);
|
|
|
|
|
return hmax_6;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
void quantize_4_row(const float * restrict src, void * restrict dst, int k) {
|
|
|
|
|
assert(k % 64 == 0);
|
|
|
|
|
const int nb = quantize_4_blocks_per_row(k);
|
|
|
|
|
|
|
|
|
|
float * dsts = (float *) (dst);
|
|
|
|
|
int8_t * dstq = (int8_t *) (dsts + nb + nb%2);
|
|
|
|
|
|
|
|
|
|
const float * u = src;
|
|
|
|
|
|
|
|
|
|
for (uint64_t b = 0; b < nb; b += 1) {
|
|
|
|
|
const uint64_t offset = b * 64;
|
|
|
|
|
const float * u1 = u + offset;
|
|
|
|
|
const float * u2 = u1 + 64;
|
|
|
|
|
|
|
|
|
|
const __m256 u_1 = _mm256_loadu_ps(u1 + 0);
|
|
|
|
|
const __m256 u_2 = _mm256_loadu_ps(u1 + 8);
|
|
|
|
|
const __m256 u_3 = _mm256_loadu_ps(u1 + 16);
|
|
|
|
|
const __m256 u_4 = _mm256_loadu_ps(u1 + 24);
|
|
|
|
|
const __m256 u_5 = _mm256_loadu_ps(u1 + 32);
|
|
|
|
|
const __m256 u_6 = _mm256_loadu_ps(u1 + 40);
|
|
|
|
|
const __m256 u_7 = _mm256_loadu_ps(u1 + 48);
|
|
|
|
|
const __m256 u_8 = _mm256_loadu_ps(u1 + 56);
|
|
|
|
|
//
|
|
|
|
|
// Get the absolute values of each
|
|
|
|
|
//
|
|
|
|
|
const __m256 u_abs_1 = _mm256_and_ps(u_1, clover_mm256_1st_bit_off_ps);
|
|
|
|
|
const __m256 u_abs_2 = _mm256_and_ps(u_2, clover_mm256_1st_bit_off_ps);
|
|
|
|
|
const __m256 u_abs_3 = _mm256_and_ps(u_3, clover_mm256_1st_bit_off_ps);
|
|
|
|
|
const __m256 u_abs_4 = _mm256_and_ps(u_4, clover_mm256_1st_bit_off_ps);
|
|
|
|
|
const __m256 u_abs_5 = _mm256_and_ps(u_5, clover_mm256_1st_bit_off_ps);
|
|
|
|
|
const __m256 u_abs_6 = _mm256_and_ps(u_6, clover_mm256_1st_bit_off_ps);
|
|
|
|
|
const __m256 u_abs_7 = _mm256_and_ps(u_7, clover_mm256_1st_bit_off_ps);
|
|
|
|
|
const __m256 u_abs_8 = _mm256_and_ps(u_8, clover_mm256_1st_bit_off_ps);
|
|
|
|
|
//
|
|
|
|
|
// Find the maximum
|
|
|
|
|
//
|
|
|
|
|
const __m256 m1 = _mm256_max_ps(u_abs_1, u_abs_2);
|
|
|
|
|
const __m256 m2 = _mm256_max_ps(u_abs_3, u_abs_4);
|
|
|
|
|
const __m256 m3 = _mm256_max_ps(u_abs_5, u_abs_6);
|
|
|
|
|
const __m256 m4 = _mm256_max_ps(u_abs_7, u_abs_8);
|
|
|
|
|
const __m256 m5 = _mm256_max_ps(m1, m2);
|
|
|
|
|
const __m256 m6 = _mm256_max_ps(m3, m4);
|
|
|
|
|
const __m256 m7 = _mm256_max_ps(m5, m6);
|
|
|
|
|
|
|
|
|
|
//
|
|
|
|
|
// Perform horizontal reduction, and make sure that the max is broadcasted in
|
|
|
|
|
// all slots of the 256 bit lane
|
|
|
|
|
//
|
|
|
|
|
const __m256 hmax_5 = _mm256_hmax_ps(m7);
|
|
|
|
|
|
|
|
|
|
//
|
|
|
|
|
// Normalize if max is zero
|
|
|
|
|
//
|
|
|
|
|
const __m256i isZero = _mm256_cmpeq_epi32((__m256i) hmax_5, _mm256_setzero_si256());
|
|
|
|
|
const __m256 cndOne = (__m256) _mm256_and_si256((__m256i) clover_mm256_1_ps, isZero);
|
|
|
|
|
const __m256 hmax_6 = _mm256_add_ps(cndOne, hmax_5);
|
|
|
|
|
|
|
|
|
|
//
|
|
|
|
|
// Finally we have the scale
|
|
|
|
|
//
|
|
|
|
|
const __m256 scale = _mm256_div_ps(clover_mm256_7_ps, hmax_6);
|
|
|
|
|
|
|
|
|
|
//
|
|
|
|
|
// Store the scale to the right place
|
|
|
|
|
//
|
|
|
|
|
_mm256_maskstore_ps(dsts + b, clover_mm256_mask_1st_epi32, hmax_6);
|
|
|
|
|
|
|
|
|
|
#ifndef CLOVER_STOCHASTIC_ROUNDING_ENABLED
|
|
|
|
|
//const __m256 rnd_1 = _mm256_setzero_ps();
|
|
|
|
|
//const __m256 rnd_2 = _mm256_setzero_ps();
|
|
|
|
|
//const __m256 rnd_3 = _mm256_setzero_ps();
|
|
|
|
|
//const __m256 rnd_4 = _mm256_setzero_ps();
|
|
|
|
|
//const __m256 rnd_5 = _mm256_setzero_ps();
|
|
|
|
|
//const __m256 rnd_6 = _mm256_setzero_ps();
|
|
|
|
|
//const __m256 rnd_7 = _mm256_setzero_ps();
|
|
|
|
|
//const __m256 rnd_8 = _mm256_setzero_ps();
|
|
|
|
|
|
|
|
|
|
// TODO: this is slow !!!!!
|
|
|
|
|
const __m256 rnd_1 = _mm256_set1_ps(frand());
|
|
|
|
|
const __m256 rnd_2 = _mm256_set1_ps(frand());
|
|
|
|
|
const __m256 rnd_3 = _mm256_set1_ps(frand());
|
|
|
|
|
const __m256 rnd_4 = _mm256_set1_ps(frand());
|
|
|
|
|
const __m256 rnd_5 = _mm256_set1_ps(frand());
|
|
|
|
|
const __m256 rnd_6 = _mm256_set1_ps(frand());
|
|
|
|
|
const __m256 rnd_7 = _mm256_set1_ps(frand());
|
|
|
|
|
const __m256 rnd_8 = _mm256_set1_ps(frand());
|
|
|
|
|
#else
|
|
|
|
|
//
|
|
|
|
|
// Get the first set of 32 random numbers
|
|
|
|
|
//
|
|
|
|
|
const __m256i rnd_xor1 = avx_xorshift128plus(random_key1, random_key2);
|
|
|
|
|
|
|
|
|
|
const __m256i rnd_i8_1 = _mm256_and_si256(rnd_xor1, clover_mm256_1st_bit_off_epi8);
|
|
|
|
|
const __m256i rnd_i8_2 = _mm256_slli_epi32(rnd_i8_1, 8);
|
|
|
|
|
const __m256i rnd_i8_3 = _mm256_slli_epi32(rnd_i8_1, 16);
|
|
|
|
|
const __m256i rnd_i8_4 = _mm256_slli_epi32(rnd_i8_1, 24);
|
|
|
|
|
|
|
|
|
|
const __m256 rnd_f8_1 = _mm256_cvtepi32_ps(rnd_i8_1);
|
|
|
|
|
const __m256 rnd_f8_2 = _mm256_cvtepi32_ps(rnd_i8_2);
|
|
|
|
|
const __m256 rnd_f8_3 = _mm256_cvtepi32_ps(rnd_i8_3);
|
|
|
|
|
const __m256 rnd_f8_4 = _mm256_cvtepi32_ps(rnd_i8_4);
|
|
|
|
|
|
|
|
|
|
const __m256 rnd_1 = _mm256_mul_ps (rnd_f8_1, clover_mm256_rcp_2pow31_ps);
|
|
|
|
|
const __m256 rnd_2 = _mm256_mul_ps (rnd_f8_2, clover_mm256_rcp_2pow31_ps);
|
|
|
|
|
const __m256 rnd_3 = _mm256_mul_ps (rnd_f8_3, clover_mm256_rcp_2pow31_ps);
|
|
|
|
|
const __m256 rnd_4 = _mm256_mul_ps (rnd_f8_4, clover_mm256_rcp_2pow31_ps);
|
|
|
|
|
|
|
|
|
|
//
|
|
|
|
|
// Meanwhile, keep busy the pre-fetcher
|
|
|
|
|
//
|
|
|
|
|
_mm_prefetch((char *)(u2 + 16), _MM_HINT_T0);
|
|
|
|
|
_mm_prefetch((char *)(u2 + 32), _MM_HINT_T0);
|
|
|
|
|
_mm_prefetch((char *)(u2 + 48), _MM_HINT_T0);
|
|
|
|
|
_mm_prefetch((char *)(u2 + 64), _MM_HINT_T0);
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
//
|
|
|
|
|
// Get the second set of 32 random numbers
|
|
|
|
|
//
|
|
|
|
|
const __m256i rnd_xor2 = avx_xorshift128plus(random_key1, random_key2);
|
|
|
|
|
|
|
|
|
|
const __m256i rnd_i8_5 = _mm256_and_si256(rnd_xor2, clover_mm256_1st_bit_off_epi8);
|
|
|
|
|
const __m256i rnd_i8_6 = _mm256_slli_epi32(rnd_i8_5, 8);
|
|
|
|
|
const __m256i rnd_i8_7 = _mm256_slli_epi32(rnd_i8_5, 16);
|
|
|
|
|
const __m256i rnd_i8_8 = _mm256_slli_epi32(rnd_i8_5, 24);
|
|
|
|
|
|
|
|
|
|
const __m256 rnd_f8_5 = _mm256_cvtepi32_ps(rnd_i8_5);
|
|
|
|
|
const __m256 rnd_f8_6 = _mm256_cvtepi32_ps(rnd_i8_6);
|
|
|
|
|
const __m256 rnd_f8_7 = _mm256_cvtepi32_ps(rnd_i8_7);
|
|
|
|
|
const __m256 rnd_f8_8 = _mm256_cvtepi32_ps(rnd_i8_8);
|
|
|
|
|
|
|
|
|
|
const __m256 rnd_5 = _mm256_mul_ps (rnd_f8_5, clover_mm256_rcp_2pow31_ps);
|
|
|
|
|
const __m256 rnd_6 = _mm256_mul_ps (rnd_f8_6, clover_mm256_rcp_2pow31_ps);
|
|
|
|
|
const __m256 rnd_7 = _mm256_mul_ps (rnd_f8_7, clover_mm256_rcp_2pow31_ps);
|
|
|
|
|
const __m256 rnd_8 = _mm256_mul_ps (rnd_f8_8, clover_mm256_rcp_2pow31_ps);
|
|
|
|
|
|
|
|
|
|
#endif
|
|
|
|
|
|
|
|
|
|
//
|
|
|
|
|
// Calculate the projected values
|
|
|
|
|
//
|
|
|
|
|
const __m256 project_1 = _mm256_fmadd_ps(u_abs_1, scale, rnd_1);
|
|
|
|
|
const __m256 project_2 = _mm256_fmadd_ps(u_abs_2, scale, rnd_2);
|
|
|
|
|
const __m256 project_3 = _mm256_fmadd_ps(u_abs_3, scale, rnd_3);
|
|
|
|
|
const __m256 project_4 = _mm256_fmadd_ps(u_abs_4, scale, rnd_4);
|
|
|
|
|
const __m256 project_5 = _mm256_fmadd_ps(u_abs_5, scale, rnd_5);
|
|
|
|
|
const __m256 project_6 = _mm256_fmadd_ps(u_abs_6, scale, rnd_6);
|
|
|
|
|
const __m256 project_7 = _mm256_fmadd_ps(u_abs_7, scale, rnd_7);
|
|
|
|
|
const __m256 project_8 = _mm256_fmadd_ps(u_abs_8, scale, rnd_8);
|
|
|
|
|
|
|
|
|
|
//
|
|
|
|
|
// Truncate
|
|
|
|
|
//
|
|
|
|
|
const __m256i q_abs_1 = _mm256_cvttps_epi32(project_1);
|
|
|
|
|
const __m256i q_abs_2 = _mm256_cvttps_epi32(project_2);
|
|
|
|
|
const __m256i q_abs_3 = _mm256_cvttps_epi32(project_3);
|
|
|
|
|
const __m256i q_abs_4 = _mm256_cvttps_epi32(project_4);
|
|
|
|
|
const __m256i q_abs_5 = _mm256_cvttps_epi32(project_5);
|
|
|
|
|
const __m256i q_abs_6 = _mm256_cvttps_epi32(project_6);
|
|
|
|
|
const __m256i q_abs_7 = _mm256_cvttps_epi32(project_7);
|
|
|
|
|
const __m256i q_abs_8 = _mm256_cvttps_epi32(project_8);
|
|
|
|
|
|
|
|
|
|
//
|
|
|
|
|
// Reassemble the signs
|
|
|
|
|
//
|
|
|
|
|
__m256i q_1 = _mm256_sign_epi32(q_abs_1, (__m256i) u_1);
|
|
|
|
|
__m256i q_2 = _mm256_sign_epi32(q_abs_2, (__m256i) u_2);
|
|
|
|
|
__m256i q_3 = _mm256_sign_epi32(q_abs_3, (__m256i) u_3);
|
|
|
|
|
__m256i q_4 = _mm256_sign_epi32(q_abs_4, (__m256i) u_4);
|
|
|
|
|
__m256i q_5 = _mm256_sign_epi32(q_abs_5, (__m256i) u_5);
|
|
|
|
|
__m256i q_6 = _mm256_sign_epi32(q_abs_6, (__m256i) u_6);
|
|
|
|
|
__m256i q_7 = _mm256_sign_epi32(q_abs_7, (__m256i) u_7);
|
|
|
|
|
__m256i q_8 = _mm256_sign_epi32(q_abs_8, (__m256i) u_8);
|
|
|
|
|
|
|
|
|
|
//
|
|
|
|
|
// Transpose the 8x8 registers (this might actually run faster if done right)
|
|
|
|
|
//
|
|
|
|
|
_mm256_transpose8_epi32(&q_1, &q_2, &q_3, &q_4, &q_5, &q_6, &q_7, &q_8);
|
|
|
|
|
|
|
|
|
|
q_1 = _mm256_slli_epi32(q_1, 28);
|
|
|
|
|
q_2 = _mm256_slli_epi32(q_2, 28);
|
|
|
|
|
q_3 = _mm256_slli_epi32(q_3, 28);
|
|
|
|
|
q_4 = _mm256_slli_epi32(q_4, 28);
|
|
|
|
|
q_5 = _mm256_slli_epi32(q_5, 28);
|
|
|
|
|
q_6 = _mm256_slli_epi32(q_6, 28);
|
|
|
|
|
q_7 = _mm256_slli_epi32(q_7, 28);
|
|
|
|
|
q_8 = _mm256_slli_epi32(q_8, 28);
|
|
|
|
|
|
|
|
|
|
q_1 = _mm256_srli_epi32(q_1, 6 * 4);
|
|
|
|
|
q_2 = _mm256_srli_epi32(q_2, 7 * 4);
|
|
|
|
|
q_3 = _mm256_srli_epi32(q_3, 4 * 4);
|
|
|
|
|
q_4 = _mm256_srli_epi32(q_4, 5 * 4);
|
|
|
|
|
q_5 = _mm256_srli_epi32(q_5, 2 * 4);
|
|
|
|
|
q_6 = _mm256_srli_epi32(q_6, 3 * 4);
|
|
|
|
|
q_7 = _mm256_srli_epi32(q_7, 0 * 4);
|
|
|
|
|
q_8 = _mm256_srli_epi32(q_8, 1 * 4);
|
|
|
|
|
|
|
|
|
|
const __m256i t1 = _mm256_or_si256(q_1, q_2);
|
|
|
|
|
const __m256i t2 = _mm256_or_si256(q_3, q_4);
|
|
|
|
|
const __m256i t3 = _mm256_or_si256(q_5, q_6);
|
|
|
|
|
const __m256i t4 = _mm256_or_si256(q_7, q_8);
|
|
|
|
|
const __m256i t5 = _mm256_or_si256(t1, t2);
|
|
|
|
|
const __m256i t6 = _mm256_or_si256(t3, t4);
|
|
|
|
|
const __m256i t7 = _mm256_or_si256(t5, t6);
|
|
|
|
|
|
|
|
|
|
_mm256_storeu_si256((__m256i *)(dstq + (offset >> 1)), t7);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
//printf("%d %d %d %d %d %d %d %d\n", dstq[0], dstq[1], dstq[2], dstq[3], dstq[4], dstq[5], dstq[6], dstq[7]);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
void quantize_4(const float * restrict src, char * restrict dst, int n, int k) {
|
|
|
|
|
for (int i = 0; i < n; ++i) {
|
|
|
|
|
quantize_4_row(src + i*k, dst, k);
|
|
|
|
|
dst += quantize_4_row_size(k);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
void vec_dot_4q_2(const int n, float * restrict s, const void * restrict x, const void * restrict y) {
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const int nb = quantize_4_blocks_per_row(n);
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float * su = (float *) x;
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float * sv = (float *) y;
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int8_t * u = (int8_t *) (su + nb + nb%2);
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int8_t * v = (int8_t *) (sv + nb + nb%2);
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__m256 dot_product_acc_1 = _mm256_setzero_ps();
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__m256 dot_product_acc_2 = _mm256_setzero_ps();
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for (uint64_t b = 0; b < nb; b += 2) {
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const uint64_t offset_1 = b * 32;
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const uint64_t b1 = b + 1;
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const uint64_t b2 = b + 2; // ???????????????
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const uint64_t offset_2 = offset_1 + 32;
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const uint64_t offset_3 = offset_1 + 64;
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const __m256i qu_1 = _mm256_loadu_si256( (__m256i *) (u + offset_1) );
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const __m256i qu_2 = _mm256_loadu_si256( (__m256i *) (u + offset_2) );
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const __m256i qv_1 = _mm256_loadu_si256( (__m256i *) (v + offset_1) );
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const __m256i qv_2 = _mm256_loadu_si256( (__m256i *) (v + offset_2) );
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const __m256 su_1 = _mm256_broadcast_ss(su + b);
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const __m256 su_2 = _mm256_broadcast_ss(su + b1);
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const __m256 sv_1 = _mm256_broadcast_ss(sv + b);
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const __m256 sv_2 = _mm256_broadcast_ss(sv + b1);
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const __m256 su_scaled_1 = _mm256_mul_ps(su_1, clover_mm256_rcp_49_ps);
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const __m256 su_scaled_2 = _mm256_mul_ps(su_2, clover_mm256_rcp_49_ps);
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const __m256 scaled_rcp_1 = _mm256_mul_ps(su_scaled_1, sv_1);
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const __m256 scaled_rcp_2 = _mm256_mul_ps(su_scaled_2, sv_2);
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_mm_prefetch((char *)(u + offset_3), _MM_HINT_T0);
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_mm_prefetch((char *)(v + offset_3), _MM_HINT_T0);
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_mm_prefetch((char *)(su + b2), _MM_HINT_T0);
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_mm_prefetch((char *)(sv + b2), _MM_HINT_T0);
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const __m256i qu_lo_shift_1 = _mm256_slli_epi16(qu_1, 4);
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const __m256i qv_lo_shift_1 = _mm256_slli_epi16(qv_1, 4);
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const __m256i qu_lo_shift_2 = _mm256_slli_epi16(qu_2, 4);
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const __m256i qv_lo_shift_2 = _mm256_slli_epi16(qv_2, 4);
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const __m256i qu_hi_1 = _mm256_and_si256(clover_mm256_1st_bit_set_epi8, qu_1);
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const __m256i qv_hi_1 = _mm256_and_si256(clover_mm256_1st_bit_set_epi8, qv_1);
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const __m256i qu_lo_1 = _mm256_and_si256(clover_mm256_1st_bit_set_epi8, qu_lo_shift_1);
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const __m256i qv_lo_1 = _mm256_and_si256(clover_mm256_1st_bit_set_epi8, qv_lo_shift_1);
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const __m256i qu_hi_2 = _mm256_and_si256(clover_mm256_1st_bit_set_epi8, qu_2);
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const __m256i qv_hi_2 = _mm256_and_si256(clover_mm256_1st_bit_set_epi8, qv_2);
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const __m256i qu_lo_2 = _mm256_and_si256(clover_mm256_1st_bit_set_epi8, qu_lo_shift_2);
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const __m256i qv_lo_2 = _mm256_and_si256(clover_mm256_1st_bit_set_epi8, qv_lo_shift_2);
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//
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// Get absolute values of u vectors
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//
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const __m256i au_hi_1 = _mm256_sign_epi8(qu_hi_1, qu_hi_1);
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const __m256i au_lo_1 = _mm256_sign_epi8(qu_lo_1, qu_lo_1);
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const __m256i au_hi_2 = _mm256_sign_epi8(qu_hi_2, qu_hi_2);
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const __m256i au_lo_2 = _mm256_sign_epi8(qu_lo_2, qu_lo_2);
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//
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// Sign the values of the v vectors
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//
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const __m256i sv_hi_1 = _mm256_sign_epi8(qv_hi_1, qu_hi_1);
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const __m256i sv_lo_1 = _mm256_sign_epi8(qv_lo_1, qu_lo_1);
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const __m256i sv_hi_2 = _mm256_sign_epi8(qv_hi_2, qu_hi_2);
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const __m256i sv_lo_2 = _mm256_sign_epi8(qv_lo_2, qu_lo_2);
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//
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// Perform multiplication and create 16-bit values
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//
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const __m256i dot_hi_1 = _mm256_maddubs_epi16 (au_hi_1, sv_hi_1);
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const __m256i dot_lo_1 = _mm256_maddubs_epi16 (au_lo_1, sv_lo_1);
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const __m256i dot_hi_2 = _mm256_maddubs_epi16 (au_hi_2, sv_hi_2);
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const __m256i dot_lo_2 = _mm256_maddubs_epi16 (au_lo_2, sv_lo_2);
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const __m256i dot_hi_shift_1 = _mm256_srai_epi16 (dot_hi_1, 8);
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const __m256i dot_lo_shift_1 = _mm256_srai_epi16 (dot_lo_1, 8);
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const __m256i dot_hi_shift_2 = _mm256_srai_epi16 (dot_hi_2, 8);
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const __m256i dot_lo_shift_2 = _mm256_srai_epi16 (dot_lo_2, 8);
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const __m256i dot_16_1 = _mm256_add_epi16(dot_hi_shift_1, dot_lo_shift_1);
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const __m256i dot_16_2 = _mm256_add_epi16(dot_hi_shift_2, dot_lo_shift_2);
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const __m256i dot_32_1 = _mm256_madd_epi16(clover_mm256_1_epi16, dot_16_1);
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const __m256i dot_32_2 = _mm256_madd_epi16(clover_mm256_1_epi16, dot_16_2);
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|
|
const __m256 dot_f_1 = _mm256_cvtepi32_ps(dot_32_1);
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|
|
const __m256 dot_f_2 = _mm256_cvtepi32_ps(dot_32_2);
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|
|
|
|
|
//
|
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|
|
// Perform dot product on the block
|
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|
|
|
//
|
|
|
|
|
dot_product_acc_1 = _mm256_fmadd_ps(scaled_rcp_1, dot_f_1, dot_product_acc_1);
|
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|
|
dot_product_acc_2 = _mm256_fmadd_ps(scaled_rcp_2, dot_f_2, dot_product_acc_2);
|
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|
|
}
|
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|
|
const __m256 vacc = _mm256_add_ps(dot_product_acc_1, dot_product_acc_2);
|
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|
|
*s = _mm256_haddf32_ps(vacc);
|
|
|
|
|
}
|
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|
|
void mul_mat_4q_2(
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|
|
const void * src0,
|
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|
|
|
const void * src1, // transposed
|
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|
|
float * dst,
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|
|
int m, int n, int k) {
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|
|
assert(k % QK == 0);
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|
|
const int nb = quantize_4_blocks_per_row(k);
|
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|
|
for (int ir0 = 0; ir0 < m; ir0++) {
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|
|
for (int ir1 = 0; ir1 < n; ir1++) {
|
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|
|
vec_dot_4q_2(k, dst + ir1, src0, src1);
|
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|
|
src1 = (const char *) src1 + quantize_4_row_size(k);
|
|
|
|
|
}
|
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|
|
src0 = (const char *) src0 + quantize_4_row_size(k);
|
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|
|
src1 = (const char *) src1 - n*quantize_4_row_size(k);
|
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|
|
dst = (float *) dst + n;
|
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|
|
|
}
|
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|
|
|
}
|
|
|
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|
|
int main(int argc, const char ** argv) {
|
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|
|
// AVX constants init
|
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|
|
clover_mm256_1st_bit_off_epi8 = _mm256_set1_epi32 (0x7F7F7F7FU);
|
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|
|
clover_mm256_1st_bit_set_epi8 = _mm256_set1_epi8 (-16);
|
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|
|
clover_mm256_1st_bit_set_ps = (__m256) _mm256_set1_epi32 (clover_1st_bit_set_32);
|
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|
|
clover_mm256_1st_bit_off_ps = (__m256) _mm256_set1_epi32 (clover_1st_bit_off_32);
|
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|
|
|
|
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|
|
clover_mm256_mask_1st_epi32 = _mm256_setr_epi32(0xFFFFFFFFU, 0, 0, 0, 0, 0, 0, 0);
|
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|
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|
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|
|
clover_mm256_1_epi16 = _mm256_set1_epi16(1);
|
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|
|
clover_mm256_1_ps = _mm256_set1_ps(1.0f);
|
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|
|
clover_mm256_7_ps = _mm256_set1_ps(7.0f);
|
|
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|
|
clover_mm256_127_ps = _mm256_set1_ps(127.0f);
|
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|
|
clover_mm256_rcp_7_ps = _mm256_set1_ps(1.0f / 7.0f);
|
|
|
|
|
clover_mm256_rcp_127_ps = _mm256_set1_ps(1.0f / 127.0f);
|
|
|
|
|
clover_mm256_rcp_49_ps = _mm256_set1_ps(1.0f / 49.0f);
|
|
|
|
|
clover_mm256_rcp_2pow31_ps = _mm256_set1_ps(1.0f / 2147483648.0f);
|
|
|
|
|
|
|
|
|
|
clover_mm256_8bit_perm_lo = _mm256_setr_epi8 (
|
|
|
|
|
0, 4, 8, 12, 2, 6, 10, 14, 1, 5, 9, 13, 3, 7, 11, 15,
|
|
|
|
|
0, 4, 8, 12, 2, 6, 10, 14, 1, 5, 9, 13, 3, 7, 11, 15
|
|
|
|
|
);
|
|
|
|
|
clover_mm256_8bit_perm_hi = _mm256_setr_epi8 (
|
|
|
|
|
2, 6, 10, 14, 0, 4, 8, 12, 3, 7, 11, 15, 1, 5, 9, 13,
|
|
|
|
|
2, 6, 10, 14, 0, 4, 8, 12, 3, 7, 11, 15, 1, 5, 9, 13
|
|
|
|
|
);
|
|
|
|
|
|
|
|
|
|
clover_mm256_8bit_restore_perm_lo = _mm256_setr_epi8(
|
|
|
|
|
0, 8, -128, -128, 1, 9, -128, -128, 2, 10, -128, -128, 3, 11, -128, -128,
|
|
|
|
|
-128, -128, 4, 12, -128, -128, 5, 13, -128, -128, 6, 14, -128, -128, 7, 15
|
|
|
|
|
);
|
|
|
|
|
clover_mm256_8bit_restore_perm_hi = _mm256_setr_epi8 (
|
|
|
|
|
-128, -128, 0, 8, -128, -128, 1, 9, -128, -128, 2, 10, -128, -128, 3, 11,
|
|
|
|
|
4, 12, -128, -128, 5, 13, -128, -128, 6, 14, -128, -128, 7, 15, -128, -128
|
|
|
|
|
);
|
|
|
|
|
|
|
|
|
|
///////////////////////////////
|
|
|
|
|
|
|
|
|
|
assert(sizeof(gq_quant_t)*8 == gq_t_bits);
|
|
|
|
|
|
|
|
|
|
float * src0 = (float *)malloc(sizeof(float)*M*K);
|
|
|
|
|
@ -392,20 +1054,29 @@ int main(int argc, const char ** argv) {
|
|
|
|
|
float * dst = (float *)malloc(sizeof(float)*M*N);
|
|
|
|
|
|
|
|
|
|
for (int i = 0; i < M*K; i++) {
|
|
|
|
|
src0[i] = rand() / (float)RAND_MAX;
|
|
|
|
|
/*src0[i] = rand() / (float)RAND_MAX;*/
|
|
|
|
|
/*src0[i] = i%100;*/
|
|
|
|
|
src0[i] = 1;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
for (int i = 0; i < N*K; i++) {
|
|
|
|
|
src1[i] = rand() / (float)RAND_MAX;
|
|
|
|
|
//src1[i] = rand() / (float)RAND_MAX;
|
|
|
|
|
/*src1[i] = i%100;*/
|
|
|
|
|
src1[i] = i%4;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
void * src0_gq = calloc(1, quantize_2_row_size(K)*M);
|
|
|
|
|
void * src1_gq = calloc(1, quantize_2_row_size(K)*N);
|
|
|
|
|
|
|
|
|
|
void * src0_4q = calloc(1, quantize_3_row_size(K)*M);
|
|
|
|
|
void * src1_4q = calloc(1, quantize_3_row_size(K)*N);
|
|
|
|
|
|
|
|
|
|
const size_t sizef16 = sizeof(ggml_fp16_t)*M*K + sizeof(ggml_fp16_t)*N*K;
|
|
|
|
|
const size_t sizegq = quantize_2_row_size(K)*M + quantize_2_row_size(K)*N;
|
|
|
|
|
const size_t size4q = quantize_3_row_size(K)*M + quantize_3_row_size(K)*N;
|
|
|
|
|
|
|
|
|
|
printf("compression: %f\n", (float)sizegq/sizef16);
|
|
|
|
|
printf("compression: %f\n", (float)size4q/sizef16);
|
|
|
|
|
|
|
|
|
|
int method = 0;
|
|
|
|
|
if (argc > 1) {
|
|
|
|
|
@ -426,6 +1097,16 @@ int main(int argc, const char ** argv) {
|
|
|
|
|
quantize_2(src1, src1_gq, N, K);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (method == 3) {
|
|
|
|
|
quantize_3(src0, src0_4q, M, K);
|
|
|
|
|
quantize_3(src1, src1_4q, N, K);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (method == 4) {
|
|
|
|
|
quantize_4(src0, src0_4q, M, K);
|
|
|
|
|
quantize_4(src1, src1_4q, N, K);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
const uint64_t t_end = get_time_us();
|
|
|
|
|
printf("convert time: %f ms / method = %d\n", (t_end - t_start) / 1000.0, method);
|
|
|
|
|
}
|
|
|
|
|
@ -449,6 +1130,14 @@ int main(int argc, const char ** argv) {
|
|
|
|
|
if (method == 2) {
|
|
|
|
|
mul_mat_gq_2(src0_gq, src1_gq, dst, M, N, K);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (method == 3) {
|
|
|
|
|
mul_mat_4q(src0_4q, src1_4q, dst, M, N, K);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (method == 4) {
|
|
|
|
|
mul_mat_4q_2(src0_4q, src1_4q, dst, M, N, K);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
for (int i = 0; i < N; i++) {
|
|
|
|
|
@ -462,6 +1151,34 @@ int main(int argc, const char ** argv) {
|
|
|
|
|
printf("%s: elapsed us: %d / %f ms\n", __func__, (int)(end_us - start_us), (end_us - start_us) / 1000.0 / nIter);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
#if 0
|
|
|
|
|
// print src0
|
|
|
|
|
printf("src0:\n");
|
|
|
|
|
for (int i = 0; i < M; i++) {
|
|
|
|
|
for (int j = 0; j < K; j++) {
|
|
|
|
|
printf("%4.1f ", src0[i*K+j]);
|
|
|
|
|
}
|
|
|
|
|
printf("\n");
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// print src1
|
|
|
|
|
printf("src1:\n");
|
|
|
|
|
for (int i = 0; i < N; i++) {
|
|
|
|
|
for (int j = 0; j < K; j++) {
|
|
|
|
|
printf("%4.1f ", src1[i*K+j]);
|
|
|
|
|
}
|
|
|
|
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printf("\n");
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}
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printf("dst:\n");
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for (int i = 0; i < M; i++) {
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for (int j = 0; j < N; j++) {
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printf("%4.1f ", dst[i*N+j]);
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}
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printf("\n");
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}
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#endif
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printf("%f\n", sum);
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free(src0);
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Georgi Gerganov
2 years ago