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| author | Mitja Felicijan <mitja.felicijan@gmail.com> | 2026-02-12 20:57:17 +0100 |
|---|---|---|
| committer | Mitja Felicijan <mitja.felicijan@gmail.com> | 2026-02-12 20:57:17 +0100 |
| commit | b333b06772c89d96aacb5490d6a219fba7c09cc6 (patch) | |
| tree | 211df60083a5946baa2ed61d33d8121b7e251b06 /llama.cpp/ggml/src/ggml-cpu/vec.cpp | |
| download | llmnpc-b333b06772c89d96aacb5490d6a219fba7c09cc6.tar.gz | |
Engage!
Diffstat (limited to 'llama.cpp/ggml/src/ggml-cpu/vec.cpp')
| -rw-r--r-- | llama.cpp/ggml/src/ggml-cpu/vec.cpp | 630 |
1 files changed, 630 insertions, 0 deletions
diff --git a/llama.cpp/ggml/src/ggml-cpu/vec.cpp b/llama.cpp/ggml/src/ggml-cpu/vec.cpp new file mode 100644 index 0000000..8708cd4 --- /dev/null +++ b/llama.cpp/ggml/src/ggml-cpu/vec.cpp @@ -0,0 +1,630 @@ +#include "vec.h" + +#include <cassert> + +// precomputed gelu table for f16 (128 KB) +ggml_fp16_t ggml_table_gelu_f16[1 << 16]; + +// precomputed quick gelu table for f16 (128 KB) +ggml_fp16_t ggml_table_gelu_quick_f16[1 << 16]; + +void ggml_vec_dot_f32(int n, float * GGML_RESTRICT s, size_t bs, const float * GGML_RESTRICT x, size_t bx, const float * GGML_RESTRICT y, size_t by, int nrc) { + assert(nrc == 1); + GGML_UNUSED(nrc); + GGML_UNUSED(bx); + GGML_UNUSED(by); + GGML_UNUSED(bs); + +#if defined(GGML_SIMD) + float sumf = 0.0f; + + #if defined(__ARM_FEATURE_SVE) + const int sve_register_length = ggml_cpu_get_sve_cnt() * 8; + const int ggml_f32_epr = sve_register_length / 32;//8;//svcntw(); // SVE128:4, SVE256:8, SVE512:16 + const int ggml_f32_step = 8 * ggml_f32_epr; // choose 8 SVE registers + + const int np = (n & ~(ggml_f32_step - 1)); + svfloat32_t sum1 = svdup_n_f32(0.0f); + svfloat32_t sum2 = svdup_n_f32(0.0f); + svfloat32_t sum3 = svdup_n_f32(0.0f); + svfloat32_t sum4 = svdup_n_f32(0.0f); + svfloat32_t sum5 = svdup_n_f32(0.0f); + svfloat32_t sum6 = svdup_n_f32(0.0f); + svfloat32_t sum7 = svdup_n_f32(0.0f); + svfloat32_t sum8 = svdup_n_f32(0.0f); + svfloat32_t ax1,ax2,ax3,ax4,ax5,ax6,ax7,ax8; + svfloat32_t ay1,ay2,ay3,ay4,ay5,ay6,ay7,ay8; + for (int i = 0; i < np; i += ggml_f32_step) { + ax1 = GGML_F32_VEC_LOAD(x + i); + ay1 = GGML_F32_VEC_LOAD(y + i); + sum1 = GGML_F32_VEC_FMA(sum1, ax1, ay1); + + ax2 = GGML_F32_VEC_LOAD(x + i + 1*ggml_f32_epr); + ay2 = GGML_F32_VEC_LOAD(y + i + 1*ggml_f32_epr); + sum2 = GGML_F32_VEC_FMA(sum2, ax2, ay2); + + ax3 = GGML_F32_VEC_LOAD(x + i + 2*ggml_f32_epr); + ay3 = GGML_F32_VEC_LOAD(y + i + 2*ggml_f32_epr); + sum3 = GGML_F32_VEC_FMA(sum3, ax3, ay3); + + ax4 = GGML_F32_VEC_LOAD(x + i + 3*ggml_f32_epr); + ay4 = GGML_F32_VEC_LOAD(y + i + 3*ggml_f32_epr); + sum4 = GGML_F32_VEC_FMA(sum4, ax4, ay4); + + ax5 = GGML_F32_VEC_LOAD(x + i + 4*ggml_f32_epr); + ay5 = GGML_F32_VEC_LOAD(y + i + 4*ggml_f32_epr); + sum5 = GGML_F32_VEC_FMA(sum5, ax5, ay5); + + ax6 = GGML_F32_VEC_LOAD(x + i + 5*ggml_f32_epr); + ay6 = GGML_F32_VEC_LOAD(y + i + 5*ggml_f32_epr); + sum6 = GGML_F32_VEC_FMA(sum6, ax6, ay6); + + ax7 = GGML_F32_VEC_LOAD(x + i + 6*ggml_f32_epr); + ay7 = GGML_F32_VEC_LOAD(y + i + 6*ggml_f32_epr); + sum7 = GGML_F32_VEC_FMA(sum7, ax7, ay7); + + ax8 = GGML_F32_VEC_LOAD(x + i + 7*ggml_f32_epr); + ay8 = GGML_F32_VEC_LOAD(y + i + 7*ggml_f32_epr); + sum8 = GGML_F32_VEC_FMA(sum8, ax8, ay8); + } + // leftovers + // Since 8 unrolls are done in above loop, leftovers lie in range [0, ggml_f32_step] which is handled in below loop + const int np2 = (n & ~(ggml_f32_epr - 1)); + for (int i = np; i < np2; i += ggml_f32_epr) { + ax1 = GGML_F32_VEC_LOAD(x + i); + ay1 = GGML_F32_VEC_LOAD(y + i); + sum1 = GGML_F32_VEC_FMA(sum1, ax1, ay1); + } + // maximum number of leftover elements will be less that ggml_f32_epr. Apply predicated svmad on available elements only + if (np2 < n) { + svbool_t pg = svwhilelt_b32(np2, n); + ax1 = svld1_f32(pg, x + np2); + ay1 = svld1_f32(pg, y + np2); + sum1 = svmad_f32_m(pg, ax1, ay1, sum1); + } + // reduce sum1,sum2 to sum1 + GGML_F32_VEC_REDUCE(sumf, sum1, sum2, sum3, sum4, sum5, sum6, sum7, sum8); + #elif defined(__riscv_v_intrinsic) + int vl = __riscv_vsetvlmax_e32m8(); + vfloat32m1_t vs = __riscv_vfmv_v_f_f32m1(0.0f, 1); + vfloat32m8_t vsum; + vfloat32m8_t ax; + vfloat32m8_t ay; + vsum = __riscv_vfmv_v_f_f32m8_tu(vsum, 0.0f, vl); + for (int i = 0; i < n; i += vl) { + vl = __riscv_vsetvl_e32m8(n - i); + ax = __riscv_vle32_v_f32m8_tu(ax, &x[i], vl); + ay = __riscv_vle32_v_f32m8_tu(ay, &y[i], vl); + vsum = __riscv_vfmacc_vv_f32m8_tu(vsum, ax, ay, vl); + } + vl = __riscv_vsetvlmax_e32m8(); + vs = __riscv_vfredusum_vs_f32m8_f32m1(vsum, vs, vl); + sumf += __riscv_vfmv_f_s_f32m1_f32(vs); + #else + const int np = (n & ~(GGML_F32_STEP - 1)); + + GGML_F32_VEC sum[GGML_F32_ARR] = { GGML_F32_VEC_ZERO }; + + GGML_F32_VEC ax[GGML_F32_ARR]; + GGML_F32_VEC ay[GGML_F32_ARR]; + + for (int i = 0; i < np; i += GGML_F32_STEP) { + for (int j = 0; j < GGML_F32_ARR; j++) { + ax[j] = GGML_F32_VEC_LOAD(x + i + j*GGML_F32_EPR); + ay[j] = GGML_F32_VEC_LOAD(y + i + j*GGML_F32_EPR); + + sum[j] = GGML_F32_VEC_FMA(sum[j], ax[j], ay[j]); + } + } + + // reduce sum0..sum3 to sum0 + GGML_F32_VEC_REDUCE(sumf, sum); + + // leftovers + for (int i = np; i < n; ++i) { + sumf += x[i]*y[i]; + } + #endif +#else + // scalar + ggml_float sumf = 0.0; + for (int i = 0; i < n; ++i) { + sumf += (ggml_float)(x[i]*y[i]); + } +#endif + + *s = sumf; +} + +void ggml_vec_dot_bf16(int n, float * GGML_RESTRICT s, size_t bs, ggml_bf16_t * GGML_RESTRICT x, size_t bx, ggml_bf16_t * GGML_RESTRICT y, size_t by, int nrc) { + assert(nrc == 1); + GGML_UNUSED(nrc); + GGML_UNUSED(bx); + GGML_UNUSED(by); + GGML_UNUSED(bs); + int i = 0; + ggml_float sumf = 0; + +#if defined(__AVX512BF16__) + __m512 c1 = _mm512_setzero_ps(); + __m512 c2 = _mm512_setzero_ps(); + for (; i + 64 <= n; i += 64) { + c1 = _mm512_dpbf16_ps(c1, m512bh(_mm512_loadu_si512((x + i))), + m512bh(_mm512_loadu_si512((y + i)))); + c2 = _mm512_dpbf16_ps(c2, m512bh(_mm512_loadu_si512((x + i + 32))), + m512bh(_mm512_loadu_si512((y + i + 32)))); + } + sumf += (ggml_float)_mm512_reduce_add_ps(c1); + sumf += (ggml_float)_mm512_reduce_add_ps(c2); + +#elif defined(__AVX512F__) +#define LOAD(p) _mm512_castsi512_ps(_mm512_slli_epi32(_mm512_cvtepu16_epi32(_mm256_loadu_si256((const __m256i *)(p))), 16)) + __m512 c1 = _mm512_setzero_ps(); + __m512 c2 = _mm512_setzero_ps(); + for (; i + 32 <= n; i += 32) { + c1 = _mm512_add_ps(_mm512_mul_ps(LOAD(x + i), LOAD(y + i)), c1); + c2 = _mm512_add_ps(_mm512_mul_ps(LOAD(x + i + 16), LOAD(y + i + 16)), c2); + } + sumf += (ggml_float)_mm512_reduce_add_ps(c1); + sumf += (ggml_float)_mm512_reduce_add_ps(c2); + +#undef LOAD +#elif defined(__AVX2__) || defined(__AVX__) +#if defined(__AVX2__) +#define LOAD(p) _mm256_castsi256_ps(_mm256_slli_epi32(_mm256_cvtepu16_epi32(_mm_loadu_si128((const __m128i *)(p))), 16)) +#else +#define LOAD(p) _mm256_castsi256_ps(_mm256_insertf128_si256(_mm256_castsi128_si256(_mm_slli_epi32(_mm_cvtepu16_epi32(_mm_loadu_si128((const __m128i *)(p))), 16)), (_mm_slli_epi32(_mm_cvtepu16_epi32(_mm_bsrli_si128(_mm_loadu_si128((const __m128i *)(p)), 8)), 16)), 1)) +#endif + __m256 c1 = _mm256_setzero_ps(); + __m256 c2 = _mm256_setzero_ps(); + __m256 c3 = _mm256_setzero_ps(); + __m256 c4 = _mm256_setzero_ps(); + for (; i + 32 <= n; i += 32) { + c1 = _mm256_add_ps(_mm256_mul_ps(LOAD(x + i), LOAD(y + i)), c1); + c2 = _mm256_add_ps(_mm256_mul_ps(LOAD(x + i + 8), LOAD(y + i + 8)), c2); + c3 = _mm256_add_ps(_mm256_mul_ps(LOAD(x + i + 16), LOAD(y + i + 16)), c3); + c4 = _mm256_add_ps(_mm256_mul_ps(LOAD(x + i + 24), LOAD(y + i + 24)), c4); + } + __m128 g; + c1 = _mm256_add_ps(_mm256_add_ps(c1, c3), + _mm256_add_ps(c2, c4)); + g = _mm_add_ps(_mm256_extractf128_ps(c1, 1), + _mm256_castps256_ps128(c1)); + g = _mm_add_ps(g, _mm_movehl_ps(g, g)); + g = _mm_add_ss(g, _mm_movehdup_ps(g)); + sumf += (ggml_float)_mm_cvtss_f32(g); + +#undef LOAD +#elif defined(__riscv_v_intrinsic) && defined(__riscv_zvfbfwma) + size_t vl = __riscv_vsetvlmax_e32m4(); + + // initialize accumulators to all zeroes + vfloat32m4_t vsum0 = __riscv_vfmv_v_f_f32m4(0.0f, vl); + vfloat32m4_t vsum1 = __riscv_vfmv_v_f_f32m4(0.0f, vl); + + // calculate step size + const size_t epr = __riscv_vsetvlmax_e16m2(); + const size_t step = epr * 2; + const int np = (n & ~(step - 1)); + + // unroll by 2 + for (; i < np; i += step) { + vbfloat16m2_t ax0 = __riscv_vle16_v_bf16m2((const __bf16 *)&x[i], epr); + vbfloat16m2_t ay0 = __riscv_vle16_v_bf16m2((const __bf16 *)&y[i], epr); + vsum0 = __riscv_vfwmaccbf16_vv_f32m4(vsum0, ax0, ay0, epr); + __asm__ __volatile__ ("" ::: "memory"); + + vbfloat16m2_t ax1 = __riscv_vle16_v_bf16m2((const __bf16 *)&x[i + epr], epr); + vbfloat16m2_t ay1 = __riscv_vle16_v_bf16m2((const __bf16 *)&y[i + epr], epr); + vsum1 = __riscv_vfwmaccbf16_vv_f32m4(vsum1, ax1, ay1, epr); + __asm__ __volatile__ ("" ::: "memory"); + } + + // accumulate in 1 register + vsum0 = __riscv_vfadd_vv_f32m4(vsum0, vsum1, vl); + + // leftovers + for (i = np; i < n; i += vl) { + vl = __riscv_vsetvl_e16m2(n - i); + vbfloat16m2_t ax0 = __riscv_vle16_v_bf16m2((const __bf16 *)&x[i], vl); + vbfloat16m2_t ay0 = __riscv_vle16_v_bf16m2((const __bf16 *)&y[i], vl); + vsum0 = __riscv_vfwmaccbf16_vv_f32m4(vsum0, ax0, ay0, vl); + } + + // reduce + vl = __riscv_vsetvlmax_e32m4(); + vfloat32m1_t redsum = __riscv_vfredusum_vs_f32m4_f32m1(vsum0, __riscv_vfmv_v_f_f32m1(0.0f, 1), vl); + sumf += __riscv_vfmv_f_s_f32m1_f32(redsum); + +#endif +#if defined(__POWER9_VECTOR__) + const int np = (n & ~(GGML_BF16_STEP - 1)); + if (np > 0) { + GGML_F32_VEC sum[4] = {GGML_F32_VEC_ZERO}; + for (; i < np; i += GGML_BF16_STEP) { + GGML_BF16_VEC vx0 = GGML_BF16_VEC_LOAD(x + i); + GGML_BF16_VEC vx1 = GGML_BF16_VEC_LOAD(x + i + 8); + GGML_BF16_VEC vy0 = GGML_BF16_VEC_LOAD(y + i); + GGML_BF16_VEC vy1 = GGML_BF16_VEC_LOAD(y + i + 8); + GGML_BF16_FMA_LO(sum[0], vx0, vy0); + GGML_BF16_FMA_HI(sum[1], vx0, vy0); + GGML_BF16_FMA_LO(sum[2], vx1, vy1); + GGML_BF16_FMA_HI(sum[3], vx1, vy1); + } + GGML_F32x4_REDUCE_4(sumf, sum[0], sum[1], sum[2], sum[3]); + } +#endif + + for (; i < n; ++i) { + sumf += (ggml_float)(GGML_BF16_TO_FP32(x[i]) * + GGML_BF16_TO_FP32(y[i])); + } + *s = sumf; +} + +void ggml_vec_dot_f16(int n, float * GGML_RESTRICT s, size_t bs, ggml_fp16_t * GGML_RESTRICT x, size_t bx, ggml_fp16_t * GGML_RESTRICT y, size_t by, int nrc) { + assert(nrc == 1); + GGML_UNUSED(nrc); + GGML_UNUSED(bx); + GGML_UNUSED(by); + GGML_UNUSED(bs); + + ggml_float sumf = 0.0; + + +#if defined(GGML_SIMD) + #if defined(__ARM_FEATURE_SVE) + const int sve_register_length = svcntb() * 8; //get vector length + const int ggml_f16_epr = sve_register_length / 16; // running when 16 + const int ggml_f16_step = 8 * ggml_f16_epr; // choose 8 SVE registers + + const int np= (n & ~(ggml_f16_step - 1)); + svfloat16_t sum1 = svdup_n_f16(0.0f); + svfloat16_t sum2 = svdup_n_f16(0.0f); + svfloat16_t sum3 = svdup_n_f16(0.0f); + svfloat16_t sum4 = svdup_n_f16(0.0f); + + svfloat16_t ax1, ax2, ax3, ax4, ax5, ax6, ax7, ax8; + svfloat16_t ay1, ay2, ay3, ay4, ay5, ay6, ay7, ay8; + for (int i = 0; i < np; i += ggml_f16_step) { + ax1 = GGML_F16x_VEC_LOAD(x + i + 0 * ggml_f16_epr, 0); + ay1 = GGML_F16x_VEC_LOAD(y + i + 0 * ggml_f16_epr, 0); + sum1 = GGML_F16x_VEC_FMA(sum1, ax1, ay1); + + ax2 = GGML_F16x_VEC_LOAD(x + i + 1 * ggml_f16_epr, 1); + ay2 = GGML_F16x_VEC_LOAD(y + i + 1 * ggml_f16_epr, 1); + sum2 = GGML_F16x_VEC_FMA(sum2, ax2, ay2); + + ax3 = GGML_F16x_VEC_LOAD(x + i + 2 * ggml_f16_epr, 2); + ay3 = GGML_F16x_VEC_LOAD(y + i + 2 * ggml_f16_epr, 2); + sum3 = GGML_F16x_VEC_FMA(sum3, ax3, ay3); + + ax4 = GGML_F16x_VEC_LOAD(x + i + 3 * ggml_f16_epr, 3); + ay4 = GGML_F16x_VEC_LOAD(y + i + 3 * ggml_f16_epr, 3); + sum4 = GGML_F16x_VEC_FMA(sum4, ax4, ay4); + + ax5 = GGML_F16x_VEC_LOAD(x + i + 4 * ggml_f16_epr, 4); + ay5 = GGML_F16x_VEC_LOAD(y + i + 4 * ggml_f16_epr, 4); + sum1 = GGML_F16x_VEC_FMA(sum1, ax5, ay5); + + ax6 = GGML_F16x_VEC_LOAD(x + i + 5 * ggml_f16_epr, 5); + ay6 = GGML_F16x_VEC_LOAD(y + i + 5 * ggml_f16_epr, 5); + sum2 = GGML_F16x_VEC_FMA(sum2, ax6, ay6); + + ax7 = GGML_F16x_VEC_LOAD(x + i + 6 * ggml_f16_epr, 6); + ay7 = GGML_F16x_VEC_LOAD(y + i + 6 * ggml_f16_epr, 6); + sum3 = GGML_F16x_VEC_FMA(sum3, ax7, ay7); + + ax8 = GGML_F16x_VEC_LOAD(x + i + 7 * ggml_f16_epr, 7); + ay8 = GGML_F16x_VEC_LOAD(y + i + 7 * ggml_f16_epr, 7); + sum4 = GGML_F16x_VEC_FMA(sum4, ax8, ay8); + } + + const int np2 = (n & ~(ggml_f16_epr - 1)); // round down to multiple of 8 + for (int k = np; k < np2; k += ggml_f16_epr) { + svfloat16_t rx = GGML_F16x_VEC_LOAD(x + k, 0); + svfloat16_t ry = GGML_F16x_VEC_LOAD(y + k, 0); + sum1 = GGML_F16x_VEC_FMA(sum1, rx, ry); + } + + if (np2 < n) { + svbool_t pg = svwhilelt_b16(np2, n); + svfloat16_t hx = svld1_f16(pg, (const __fp16 *)(x + np2)); + svfloat16_t hy = svld1_f16(pg, (const __fp16 *)(y + np2)); + + sum1 = svmad_f16_x(pg, hx, hy, sum1); + } + GGML_F16x_VEC_REDUCE(sumf, sum1, sum2, sum3, sum4); + #elif defined(__riscv_v_intrinsic) + #if defined(__riscv_zvfh) + int vl = __riscv_vsetvlmax_e32m2(); + vfloat32m1_t vs = __riscv_vfmv_v_f_f32m1(0.0f, 1); + vfloat32m2_t vsum; + vfloat16m1_t ax; + vfloat16m1_t ay; + vsum = __riscv_vreinterpret_v_u32m2_f32m2(__riscv_vmv_v_x_u32m2(0, vl)); + for (int i = 0; i < n; i += vl) { + vl = __riscv_vsetvl_e16m1(n - i); + ax = __riscv_vle16_v_f16m1_tu(ax, (const _Float16 *)&x[i], vl); + ay = __riscv_vle16_v_f16m1_tu(ay, (const _Float16 *)&y[i], vl); + vsum = __riscv_vfwmacc_vv_f32m2_tu(vsum, ax, ay, vl); + } + vl = __riscv_vsetvlmax_e32m1(); + vfloat32m1_t ac0 = __riscv_vfadd_vv_f32m1(__riscv_vget_v_f32m2_f32m1(vsum, 0), __riscv_vget_v_f32m2_f32m1(vsum, 1), vl); + vs = __riscv_vfredusum_vs_f32m1_f32m1(ac0, vs, vl); + sumf += __riscv_vfmv_f_s_f32m1_f32(vs); + #else + for (int i = 0; i < n; ++i) { + sumf += (ggml_float)(GGML_CPU_FP16_TO_FP32(x[i])*GGML_CPU_FP16_TO_FP32(y[i])); + } + #endif // __riscv_zvfh + #else + const int np = (n & ~(GGML_F16_STEP - 1)); + + GGML_F16_VEC sum[GGML_F16_ARR] = { GGML_F16_VEC_ZERO }; + + GGML_F16_VEC ax[GGML_F16_ARR]; + GGML_F16_VEC ay[GGML_F16_ARR]; + + for (int i = 0; i < np; i += GGML_F16_STEP) { + for (int j = 0; j < GGML_F16_ARR; j++) { + ax[j] = GGML_F16_VEC_LOAD(x + i + j*GGML_F16_EPR, j); + ay[j] = GGML_F16_VEC_LOAD(y + i + j*GGML_F16_EPR, j); + + sum[j] = GGML_F16_VEC_FMA(sum[j], ax[j], ay[j]); + } + } + + // reduce sum0..sum3 to sum0 + GGML_F16_VEC_REDUCE(sumf, sum); + + // leftovers + for (int i = np; i < n; ++i) { + sumf += (ggml_float)(GGML_CPU_FP16_TO_FP32(x[i])*GGML_CPU_FP16_TO_FP32(y[i])); + } + // if you hit this, you are likely running outside the FP range + assert(!isnan(sumf) && !isinf(sumf)); + #endif +#else + for (int i = 0; i < n; ++i) { + sumf += (ggml_float)(GGML_CPU_FP16_TO_FP32(x[i])*GGML_CPU_FP16_TO_FP32(y[i])); + } +#endif // GGML_SIMD + + *s = sumf; +} + +void ggml_vec_silu_f32(const int n, float * y, const float * x) { + int i = 0; +#if defined(__AVX512F__) && defined(__AVX512DQ__) + for (; i + 15 < n; i += 16) { + _mm512_storeu_ps(y + i, ggml_v_silu(_mm512_loadu_ps(x + i))); + } +#elif defined(__AVX2__) && defined(__FMA__) + for (; i + 7 < n; i += 8) { + _mm256_storeu_ps(y + i, ggml_v_silu(_mm256_loadu_ps(x + i))); + } +#elif defined(__SSE2__) + for (; i + 3 < n; i += 4) { + _mm_storeu_ps(y + i, ggml_v_silu(_mm_loadu_ps(x + i))); + } +#elif defined(__ARM_FEATURE_SVE) && defined(__aarch64__) + const int vlen = svcntw(); + for (; i < n; i += vlen) { + const svbool_t pg = svwhilelt_b32_s32(i, n); + svst1_f32(pg, y + i, ggml_v_silu(pg, svld1_f32(pg, x + i))); + } +#elif defined(__ARM_NEON) && defined(__aarch64__) + for (; i + 3 < n; i += 4) { + vst1q_f32(y + i, ggml_v_silu(vld1q_f32(x + i))); + } +#elif defined(__riscv_v_intrinsic) + for (int vl; i < n; i += vl) { + vl = __riscv_vsetvl_e32m2(n - i); + vfloat32m2_t vx = __riscv_vle32_v_f32m2(&x[i], vl); + vfloat32m2_t vy = ggml_v_silu_m2(vx, vl); + __riscv_vse32_v_f32m2(&y[i], vy, vl); + } +#endif + for (; i < n; ++i) { + y[i] = ggml_silu_f32(x[i]); + } +} + +void ggml_vec_swiglu_f32(const int n, float * y, const float * x, const float * g) { + int i = 0; +#if defined(__AVX512F__) && defined(__AVX512DQ__) + for (; i + 15 < n; i += 16) { + _mm512_storeu_ps(y + i, _mm512_mul_ps(ggml_v_silu(_mm512_loadu_ps(x + i)), _mm512_loadu_ps(g + i))); + } +#elif defined(__AVX2__) && defined(__FMA__) + for (; i + 7 < n; i += 8) { + _mm256_storeu_ps(y + i, _mm256_mul_ps(ggml_v_silu(_mm256_loadu_ps(x + i)), _mm256_loadu_ps(g + i))); + } +#elif defined(__SSE2__) + for (; i + 3 < n; i += 4) { + _mm_storeu_ps(y + i, _mm_mul_ps(ggml_v_silu(_mm_loadu_ps(x + i)), _mm_loadu_ps(g + i))); + } +#elif defined(__ARM_FEATURE_SVE) && defined(__aarch64__) + const int vlen = svcntw(); + for (; i < n; i += vlen) { + const svbool_t pg = svwhilelt_b32_s32(i, n); + svst1_f32(pg, y + i, svmul_f32_x(pg, ggml_v_silu(pg, svld1_f32(pg, x + i)), svld1_f32(pg, g + i))); + } +#elif defined(__ARM_NEON) && defined(__aarch64__) + for (; i + 3 < n; i += 4) { + vst1q_f32(y + i, vmulq_f32(ggml_v_silu(vld1q_f32(x + i)), vld1q_f32(g + i))); + } +#elif defined(__riscv_v_intrinsic) + for (int vl; i < n; i += vl) { + vl = __riscv_vsetvl_e32m2(n - i); + vfloat32m2_t vx = __riscv_vle32_v_f32m2(&x[i], vl); + vfloat32m2_t vg = __riscv_vle32_v_f32m2(&g[i], vl); + vfloat32m2_t vy = __riscv_vfmul_vv_f32m2(ggml_v_silu_m2(vx, vl), vg, vl); + __riscv_vse32_v_f32m2(&y[i], vy, vl); + } +#endif + for (; i < n; ++i) { + y[i] = ggml_silu_f32(x[i]) * g[i]; + } +} + +ggml_float ggml_vec_cvar_f32(const int n, float * y, const float * x, const float mean) { + int i = 0; + ggml_float sum = 0; +// TODO: optimize to process the remaining elements in groups using the smaller vector sizes from AVX2 and SSE +// ref: https://github.com/ggml-org/llama.cpp/pull/15953#pullrequestreview-3310928344 +#if defined(__AVX512F__) && defined(__AVX512DQ__) + for (; i + 15 < n; i += 16) { + __m512 val = _mm512_sub_ps(_mm512_loadu_ps(x + i), + _mm512_set1_ps(mean)); + _mm512_storeu_ps(y + i, val); + sum += (ggml_float)_mm512_reduce_add_ps(_mm512_mul_ps(val, val)); + } +#elif defined(__AVX2__) && defined(__FMA__) + for (; i + 7 < n; i += 8) { + __m256 val = _mm256_sub_ps(_mm256_loadu_ps(x + i), + _mm256_set1_ps(mean)); + _mm256_storeu_ps(y + i, val); + val = _mm256_mul_ps(val,val); + __m128 val2 = _mm_add_ps(_mm256_extractf128_ps(val, 1), + _mm256_castps256_ps128(val)); + val2 = _mm_add_ps(val2, _mm_movehl_ps(val2, val2)); + val2 = _mm_add_ss(val2, _mm_movehdup_ps(val2)); + sum += (ggml_float)_mm_cvtss_f32(val2); + } +#elif defined(__SSE2__) + for (; i + 3 < n; i += 4) { + __m128 val = _mm_sub_ps(_mm_loadu_ps(x + i), + _mm_set1_ps(mean)); + _mm_storeu_ps(y + i, val); + val = _mm_mul_ps(val, val); +#if defined(__AVX__) || defined(__AVX2__) || defined(__AVX512F__) + val = _mm_add_ps(val, _mm_movehl_ps(val, val)); + val = _mm_add_ss(val, _mm_movehdup_ps(val)); +#else + __m128 tmp = _mm_shuffle_ps(val, val, _MM_SHUFFLE(2, 3, 0, 1)); + val = _mm_add_ps(val, tmp); + tmp = _mm_movehl_ps(tmp, val); + val = _mm_add_ss(val, tmp); +#endif // __AVX__ || __AVX2__ || __AVX512F__ + sum += (ggml_float)_mm_cvtss_f32(val); + } +#elif defined(__ARM_NEON) && defined(__aarch64__) + for (; i + 3 < n; i += 4) { + float32x4_t val = vsubq_f32(vld1q_f32(x + i), + vdupq_n_f32(mean)); + vst1q_f32(y + i, val); + val = vmulq_f32(val, val); + sum += (ggml_float)vaddvq_f32(val); + } +#elif defined(__VXE__) || defined(__VXE2__) + for (; i + 3 < n; i += 4) { + float32x4_t val = vec_sub(vec_xl(0, x + i), vec_splats(mean)); + vec_xst(val, 0, y + i); + val = vec_mul(val, val); + sum += (ggml_float)vec_hsum_f32x4(val); + } +#elif defined(__riscv_v_intrinsic) + vfloat64m1_t vsum = __riscv_vfmv_v_f_f64m1(0, 1); + for (int vl; i < n; i += vl) { + vl = __riscv_vsetvl_e32m2(n - i); + vfloat32m2_t val = __riscv_vfsub_vf_f32m2(__riscv_vle32_v_f32m2(&x[i], vl), mean, vl); + __riscv_vse32_v_f32m2(&y[i], val, vl); + val = __riscv_vfmul_vv_f32m2(val, val, vl); + vsum = __riscv_vfwredusum_vs_f32m2_f64m1(val, vsum, vl); + } + sum = (ggml_float)__riscv_vfmv_f_s_f64m1_f64(vsum); +#endif + for (; i < n; ++i) { + float val = x[i] - mean; + y[i] = val; + val *= val; + sum += (ggml_float)val; + } + return sum/n; +} + +ggml_float ggml_vec_soft_max_f32(const int n, float * y, const float * x, float max) { + int i = 0; + ggml_float sum = 0; +#if defined(__AVX512F__) && defined(__AVX512DQ__) + for (; i + 15 < n; i += 16) { + __m512 val = ggml_v_expf(_mm512_sub_ps(_mm512_loadu_ps(x + i), + _mm512_set1_ps(max))); + _mm512_storeu_ps(y + i, val); + sum += (ggml_float)_mm512_reduce_add_ps(val); + } +#elif defined(__AVX2__) && defined(__FMA__) + for (; i + 7 < n; i += 8) { + __m256 val = ggml_v_expf(_mm256_sub_ps(_mm256_loadu_ps(x + i), + _mm256_set1_ps(max))); + _mm256_storeu_ps(y + i, val); + __m128 val2 = _mm_add_ps(_mm256_extractf128_ps(val, 1), + _mm256_castps256_ps128(val)); + val2 = _mm_add_ps(val2, _mm_movehl_ps(val2, val2)); + val2 = _mm_add_ss(val2, _mm_movehdup_ps(val2)); + sum += (ggml_float)_mm_cvtss_f32(val2); + } +#elif defined(__SSE2__) + for (; i + 3 < n; i += 4) { + __m128 val = ggml_v_expf(_mm_sub_ps(_mm_loadu_ps(x + i), + _mm_set1_ps(max))); + _mm_storeu_ps(y + i, val); +#if defined(__AVX__) || defined(__AVX2__) || defined(__AVX512F__) + val = _mm_add_ps(val, _mm_movehl_ps(val, val)); + val = _mm_add_ss(val, _mm_movehdup_ps(val)); +#else + __m128 tmp = _mm_shuffle_ps(val, val, _MM_SHUFFLE(2, 3, 0, 1)); + val = _mm_add_ps(val, tmp); + tmp = _mm_movehl_ps(tmp, val); + val = _mm_add_ss(val, tmp); +#endif + sum += (ggml_float)_mm_cvtss_f32(val); + } +#elif defined(__ARM_FEATURE_SVE) && defined(__aarch64__) + const int vlen = svcntw(); + for (; i < n; i += vlen) { + const svbool_t pg = svwhilelt_b32_s32(i, n); + svfloat32_t val = ggml_v_expf(pg, svsub_f32_x(pg, svld1_f32(pg, x + i), + svdup_n_f32_x(pg, max))); + svst1_f32(pg, y + i, val); + sum += (ggml_float)svaddv_f32(pg, val); + } +#elif defined(__ARM_NEON) && defined(__aarch64__) + for (; i + 3 < n; i += 4) { + float32x4_t val = ggml_v_expf(vsubq_f32(vld1q_f32(x + i), + vdupq_n_f32(max))); + vst1q_f32(y + i, val); + sum += (ggml_float)vaddvq_f32(val); + } +#elif defined(__riscv_v_intrinsic) + vfloat64m1_t vsum = __riscv_vfmv_v_f_f64m1(0, 1); + for (int avl; i < n; i += avl) { + avl = __riscv_vsetvl_e32m2(n - i); + vfloat32m2_t val = ggml_v_expf_m2(__riscv_vfsub_vf_f32m2(__riscv_vle32_v_f32m2(&x[i], avl), max, avl), avl); + __riscv_vse32_v_f32m2(&y[i], val, avl); + vsum = __riscv_vfwredusum_vs_f32m2_f64m1(val, vsum, avl); + } + return (ggml_float)__riscv_vfmv_f_s_f64m1_f64(vsum); +#endif + for (; i < n; ++i) { + float val = expf(x[i] - max); + sum += (ggml_float)val; + y[i] = val; + } + return sum; +} + +ggml_float ggml_vec_log_soft_max_f32(const int n, float * y, const float * x, float max) { + // log(soft_max) = log(soft_max_i / soft_max_sum) = log(soft_max_i) - log(soft_max_sum) = (logit_i - max) - log(soft_max_i) + + int i = 0; + ggml_float sum = 0; + for (; i < n; ++i) { + float val = x[i] - max; + y[i] = val; + sum += (ggml_float)expf(val); + } + return sum = (ggml_float)logf(sum); +} |
