summaryrefslogtreecommitdiff
path: root/llama.cpp/ggml/src/ggml-cpu/arch/riscv/quants.c
diff options
context:
space:
mode:
Diffstat (limited to 'llama.cpp/ggml/src/ggml-cpu/arch/riscv/quants.c')
-rw-r--r--llama.cpp/ggml/src/ggml-cpu/arch/riscv/quants.c1956
1 files changed, 1956 insertions, 0 deletions
diff --git a/llama.cpp/ggml/src/ggml-cpu/arch/riscv/quants.c b/llama.cpp/ggml/src/ggml-cpu/arch/riscv/quants.c
new file mode 100644
index 0000000..ae0ebb3
--- /dev/null
+++ b/llama.cpp/ggml/src/ggml-cpu/arch/riscv/quants.c
@@ -0,0 +1,1956 @@
+#define GGML_COMMON_IMPL_C
+#include "ggml-common.h"
+#include "ggml-quants.h"
+#include "ggml-impl.h"
+#include "ggml-cpu.h"
+#include "simd-mappings.h"
+
+#include "../../quants.h"
+#include "../../ggml-cpu-impl.h"
+
+#include <math.h>
+#include <string.h>
+#include <assert.h>
+#include <float.h>
+#include <stdlib.h> // for qsort
+#include <stdio.h> // for GGML_ASSERT
+
+#define GROUP_MAX_EPS 1e-15f
+#define GROUP_MAX_EPS_IQ3_XXS 1e-8f
+#define GROUP_MAX_EPS_IQ2_S 1e-8f
+#define GROUP_MAX_EPS_IQ1_M 1e-7f
+#define GROUP_MAX_EPS_IQ1_S 1e-12f
+
+#define UNUSED GGML_UNUSED
+
+void quantize_row_q8_0(const float * GGML_RESTRICT x, void * GGML_RESTRICT vy, int64_t k) {
+ assert(QK8_0 == 32);
+ assert(k % QK8_0 == 0);
+ const int nb = k / QK8_0;
+
+ block_q8_0 * GGML_RESTRICT y = vy;
+
+#if defined(__riscv_v)
+
+ size_t vl = QK8_0;
+
+ for (int i = 0; i < nb; i++) {
+ // load elements
+ vfloat32m8_t v_x = __riscv_vle32_v_f32m8(x+i*QK8_0, vl);
+
+ vfloat32m8_t vfabs = __riscv_vfabs_v_f32m8(v_x, vl);
+ vfloat32m1_t tmp = __riscv_vfmv_v_f_f32m1(0.0f, vl);
+ vfloat32m1_t vmax = __riscv_vfredmax_vs_f32m8_f32m1(vfabs, tmp, vl);
+ float amax = __riscv_vfmv_f_s_f32m1_f32(vmax);
+
+ const float d = amax / ((1 << 7) - 1);
+ const float id = d ? 1.0f/d : 0.0f;
+
+ y[i].d = GGML_CPU_FP32_TO_FP16(d);
+
+ vfloat32m8_t x0 = __riscv_vfmul_vf_f32m8(v_x, id, vl);
+
+ // convert to integer
+ vint16m4_t vi = __riscv_vfncvt_x_f_w_i16m4(x0, vl);
+ vint8m2_t vs = __riscv_vncvt_x_x_w_i8m2(vi, vl);
+
+ // store result
+ __riscv_vse8_v_i8m2(y[i].qs , vs, vl);
+ }
+#else
+ GGML_UNUSED(nb);
+ // scalar
+ quantize_row_q8_0_ref(x, y, k);
+#endif
+}
+
+void quantize_row_q8_1(const float * GGML_RESTRICT x, void * GGML_RESTRICT vy, int64_t k) {
+ assert(k % QK8_1 == 0);
+ const int nb = k / QK8_1;
+
+ block_q8_1 * GGML_RESTRICT y = vy;
+
+#if defined(__riscv_v)
+
+ size_t vl = QK8_1;
+
+ for (int i = 0; i < nb; i++) {
+ // load elements
+ vfloat32m8_t v_x = __riscv_vle32_v_f32m8(x+i*QK8_1, vl);
+
+ vfloat32m8_t vfabs = __riscv_vfabs_v_f32m8(v_x, vl);
+ vfloat32m1_t tmp = __riscv_vfmv_v_f_f32m1(0.0, vl);
+ vfloat32m1_t vmax = __riscv_vfredmax_vs_f32m8_f32m1(vfabs, tmp, vl);
+ float amax = __riscv_vfmv_f_s_f32m1_f32(vmax);
+
+ const float d = amax / ((1 << 7) - 1);
+ const float id = d ? 1.0f/d : 0.0f;
+
+ y[i].d = GGML_CPU_FP32_TO_FP16(d);
+
+ vfloat32m8_t x0 = __riscv_vfmul_vf_f32m8(v_x, id, vl);
+
+ // convert to integer
+ vint16m4_t vi = __riscv_vfncvt_x_f_w_i16m4(x0, vl);
+ vint8m2_t vs = __riscv_vncvt_x_x_w_i8m2(vi, vl);
+
+ // store result
+ __riscv_vse8_v_i8m2(y[i].qs , vs, vl);
+
+ // compute sum for y[i].s
+ vint16m1_t tmp2 = __riscv_vmv_v_x_i16m1(0, vl);
+ vint16m1_t vwrs = __riscv_vwredsum_vs_i8m2_i16m1(vs, tmp2, vl);
+
+ // set y[i].s
+ int sum = __riscv_vmv_x_s_i16m1_i16(vwrs);
+ y[i].s = GGML_CPU_FP32_TO_FP16(sum*d);
+ }
+
+#else
+ GGML_UNUSED(nb);
+ // scalar
+ quantize_row_q8_1_ref(x, y, k);
+#endif
+}
+
+//===================================== Dot products =================================
+
+void ggml_vec_dot_q4_0_q8_0(int n, float * GGML_RESTRICT s, size_t bs, const void * GGML_RESTRICT vx, size_t bx, const void * GGML_RESTRICT vy, size_t by, int nrc) {
+#if defined(__riscv_v)
+ const int qk = QK8_0;
+ const int nb = n / qk;
+
+ assert(n % qk == 0);
+ assert(nrc == 1);
+ UNUSED(nrc);
+ UNUSED(bx);
+ UNUSED(by);
+ UNUSED(bs);
+
+ const block_q4_0 * GGML_RESTRICT x = vx;
+ const block_q8_0 * GGML_RESTRICT y = vy;
+
+ int ib = 0;
+ float sumf = 0;
+
+ size_t vl = qk / 2;
+
+ for (; ib < nb; ++ib) {
+ // load elements
+ vuint8m1_t tx = __riscv_vle8_v_u8m1(x[ib].qs, vl);
+
+ vint8m1_t y0 = __riscv_vle8_v_i8m1(y[ib].qs, vl);
+ vint8m1_t y1 = __riscv_vle8_v_i8m1(y[ib].qs+16, vl);
+
+ // mask and store lower part of x, and then upper part
+ vuint8m1_t x_a = __riscv_vand_vx_u8m1(tx, 0x0F, vl);
+ vuint8m1_t x_l = __riscv_vsrl_vx_u8m1(tx, 0x04, vl);
+
+ vint8m1_t x_ai = __riscv_vreinterpret_v_u8m1_i8m1(x_a);
+ vint8m1_t x_li = __riscv_vreinterpret_v_u8m1_i8m1(x_l);
+
+ // subtract offset
+ vint8m1_t v0 = __riscv_vsub_vx_i8m1(x_ai, 8, vl);
+ vint8m1_t v1 = __riscv_vsub_vx_i8m1(x_li, 8, vl);
+
+ vint16m2_t vec_mul1 = __riscv_vwmul_vv_i16m2(v0, y0, vl);
+ vint16m2_t vec_mul2 = __riscv_vwmacc_vv_i16m2(vec_mul1, v1, y1, vl);
+
+ vint32m1_t vec_zero = __riscv_vmv_v_x_i32m1(0, vl);
+ vint32m1_t vs2 = __riscv_vwredsum_vs_i16m2_i32m1(vec_mul2, vec_zero, vl);
+
+ int sumi = __riscv_vmv_x_s_i32m1_i32(vs2);
+
+ sumf += sumi*GGML_CPU_FP16_TO_FP32(x[ib].d)*GGML_CPU_FP16_TO_FP32(y[ib].d);
+ }
+
+ *s = sumf;
+#else
+ ggml_vec_dot_q4_0_q8_0_generic(n, s, bs, vx, bx, vy, by, nrc);
+#endif
+}
+
+void ggml_vec_dot_q4_1_q8_1(int n, float * GGML_RESTRICT s, size_t bs, const void * GGML_RESTRICT vx, size_t bx, const void * GGML_RESTRICT vy, size_t by, int nrc) {
+#if defined(__riscv_v)
+ const int qk = QK8_1;
+ const int nb = n / qk;
+
+ assert(n % qk == 0);
+ assert(nrc == 1);
+ UNUSED(nrc);
+ UNUSED(bx);
+ UNUSED(by);
+ UNUSED(bs);
+
+ const block_q4_1 * GGML_RESTRICT x = vx;
+ const block_q8_1 * GGML_RESTRICT y = vy;
+
+ int ib = 0;
+ float sumf = 0;
+
+ size_t vl = qk / 2;
+
+ for (; ib < nb; ++ib) {
+ // load elements
+ vuint8m1_t tx = __riscv_vle8_v_u8m1(x[ib].qs, vl);
+
+ vint8m1_t y0 = __riscv_vle8_v_i8m1(y[ib].qs, vl);
+ vint8m1_t y1 = __riscv_vle8_v_i8m1(y[ib].qs+16, vl);
+
+ // mask and store lower part of x, and then upper part
+ vuint8m1_t x_a = __riscv_vand_vx_u8m1(tx, 0x0F, vl);
+ vuint8m1_t x_l = __riscv_vsrl_vx_u8m1(tx, 0x04, vl);
+
+ vint8m1_t v0 = __riscv_vreinterpret_v_u8m1_i8m1(x_a);
+ vint8m1_t v1 = __riscv_vreinterpret_v_u8m1_i8m1(x_l);
+
+ vint16m2_t vec_mul1 = __riscv_vwmul_vv_i16m2(v0, y0, vl);
+ vint16m2_t vec_mul2 = __riscv_vwmacc_vv_i16m2(vec_mul1, v1, y1, vl);
+
+ vint32m1_t vec_zero = __riscv_vmv_v_x_i32m1(0, vl);
+ vint32m1_t vs2 = __riscv_vwredsum_vs_i16m2_i32m1(vec_mul2, vec_zero, vl);
+
+ int sumi = __riscv_vmv_x_s_i32m1_i32(vs2);
+
+ sumf += (GGML_CPU_FP16_TO_FP32(x[ib].d)*GGML_CPU_FP16_TO_FP32(y[ib].d))*sumi + GGML_CPU_FP16_TO_FP32(x[ib].m)*GGML_CPU_FP16_TO_FP32(y[ib].s);
+ }
+
+ *s = sumf;
+#else
+ ggml_vec_dot_q4_1_q8_1_generic(n, s, bs, vx, bx, vy, by, nrc);
+#endif
+}
+
+void ggml_vec_dot_q5_0_q8_0(int n, float * GGML_RESTRICT s, size_t bs, const void * GGML_RESTRICT vx, size_t bx, const void * GGML_RESTRICT vy, size_t by, int nrc) {
+#if defined(__riscv_v)
+ const int qk = QK8_0;
+ const int nb = n / qk;
+
+ int ib = 0;
+ float sumf = 0;
+
+ assert(n % qk == 0);
+ assert(qk == QK5_0);
+ assert(nrc == 1);
+ UNUSED(nrc);
+ UNUSED(bx);
+ UNUSED(by);
+ UNUSED(bs);
+
+ const block_q5_0 * GGML_RESTRICT x = vx;
+ const block_q8_0 * GGML_RESTRICT y = vy;
+
+ size_t vl;
+ size_t vlenb = __riscv_vlenb();
+
+ for (; ib < nb; ++ib) {
+ vl = qk / 2;
+ vuint8m1_t v0 = __riscv_vle8_v_u8m1(x[ib].qs, vl);
+ vint8m1_t v0l = __riscv_vreinterpret_v_u8m1_i8m1(__riscv_vand_vx_u8m1(v0, 0x0F, vl));
+ vint8m1_t v0h = __riscv_vreinterpret_v_u8m1_i8m1(__riscv_vsrl_vx_u8m1(v0, 4, vl));
+ vint8m2_t v0c;
+ if (vlenb == 16) {
+ v0c = __riscv_vcreate_v_i8m1_i8m2(v0l, v0h);
+ } else {
+ v0l = __riscv_vslideup_vx_i8m1(v0l, v0h, 16, 32);
+ v0c = __riscv_vlmul_ext_v_i8m1_i8m2(v0l);
+ }
+
+ vl = qk;
+ vbool4_t qh = __riscv_vlm_v_b4(x[ib].qh, vl);
+ qh = __riscv_vmnand_mm_b4(qh, qh, vl);
+ vint8m2_t v0f = __riscv_vsub_vx_i8m2_mu(qh, v0c, v0c, 0x10, vl);
+ vint8m2_t v1 = __riscv_vle8_v_i8m2(y[ib].qs, vl);
+ vint16m4_t mul = __riscv_vwmul_vv_i16m4(v0f, v1, vl);
+ vint32m1_t zero = __riscv_vmv_v_x_i32m1(0, vl);
+ vint32m1_t sum = __riscv_vwredsum_vs_i16m4_i32m1(mul, zero, vl);
+ int32_t sumi = __riscv_vmv_x_s_i32m1_i32(sum);
+
+ sumf += (GGML_CPU_FP16_TO_FP32(x[ib].d) * GGML_CPU_FP16_TO_FP32(y[ib].d)) * sumi;
+ }
+
+ *s = sumf;
+#else
+ ggml_vec_dot_q5_0_q8_0_generic(n, s, bs, vx, bx, vy, by, nrc);
+#endif
+}
+
+void ggml_vec_dot_q5_1_q8_1(int n, float * GGML_RESTRICT s, size_t bs, const void * GGML_RESTRICT vx, size_t bx, const void * GGML_RESTRICT vy, size_t by, int nrc) {
+#if defined(__riscv_v)
+ const int qk = QK8_1;
+ const int nb = n / qk;
+
+ int ib = 0;
+ float sumf = 0;
+
+ assert(n % qk == 0);
+ assert(qk == QK5_1);
+ assert(nrc == 1);
+ UNUSED(nrc);
+ UNUSED(bx);
+ UNUSED(by);
+ UNUSED(bs);
+
+ const block_q5_1 * GGML_RESTRICT x = vx;
+ const block_q8_1 * GGML_RESTRICT y = vy;
+
+ size_t vl;
+ size_t vlenb = __riscv_vlenb();
+
+ for (; ib < nb; ++ib) {
+ vl = qk / 2;
+ vuint8m1_t v0 = __riscv_vle8_v_u8m1(x[ib].qs, vl);
+ vint8m1_t v0l = __riscv_vreinterpret_v_u8m1_i8m1(__riscv_vand_vx_u8m1(v0, 0x0F, vl));
+ vint8m1_t v0h = __riscv_vreinterpret_v_u8m1_i8m1(__riscv_vsrl_vx_u8m1(v0, 4, vl));
+ vint8m2_t v0c;
+ if (vlenb == 16) {
+ v0c = __riscv_vcreate_v_i8m1_i8m2(v0l, v0h);
+ } else {
+ v0l = __riscv_vslideup_vx_i8m1(v0l, v0h, 16, 32);
+ v0c = __riscv_vlmul_ext_v_i8m1_i8m2(v0l);
+ }
+
+ vl = qk;
+ vbool4_t qh = __riscv_vlm_v_b4(x[ib].qh, vl);
+ vint8m2_t v0f = __riscv_vor_vx_i8m2_mu(qh, v0c, v0c, 0x10, vl);
+ vint8m2_t v1 = __riscv_vle8_v_i8m2(y[ib].qs, vl);
+ vint16m4_t mul = __riscv_vwmul_vv_i16m4(v0f, v1, vl);
+ vint32m1_t zero = __riscv_vmv_v_x_i32m1(0, vl);
+ vint32m1_t sum = __riscv_vwredsum_vs_i16m4_i32m1(mul, zero, vl);
+ int32_t sumi = __riscv_vmv_x_s_i32m1_i32(sum);
+
+ sumf += (GGML_CPU_FP16_TO_FP32(x[ib].d)*GGML_CPU_FP16_TO_FP32(y[ib].d))*sumi + GGML_CPU_FP16_TO_FP32(x[ib].m)*GGML_CPU_FP16_TO_FP32(y[ib].s);
+ }
+
+ *s = sumf;
+#else
+ ggml_vec_dot_q5_1_q8_1_generic(n, s, bs, vx, bx, vy, by, nrc);
+#endif
+}
+
+void ggml_vec_dot_q8_0_q8_0(int n, float * GGML_RESTRICT s, size_t bs, const void * GGML_RESTRICT vx, size_t bx, const void * GGML_RESTRICT vy, size_t by, int nrc) {
+ const int qk = QK8_0;
+ const int nb = n / qk;
+
+ assert(n % qk == 0);
+ assert(nrc == 1);
+ UNUSED(nrc);
+ UNUSED(bx);
+ UNUSED(by);
+ UNUSED(bs);
+
+ const block_q8_0 * GGML_RESTRICT x = vx;
+ const block_q8_0 * GGML_RESTRICT y = vy;
+
+ int ib = 0;
+ float sumf = 0;
+
+#if defined(__riscv_v)
+ size_t vl = qk;
+
+ for (; ib < nb; ++ib) {
+ // load elements
+ vint8m2_t bx_0 = __riscv_vle8_v_i8m2(x[ib].qs, vl);
+ vint8m2_t by_0 = __riscv_vle8_v_i8m2(y[ib].qs, vl);
+
+ vint16m4_t vw_mul = __riscv_vwmul_vv_i16m4(bx_0, by_0, vl);
+
+ vint32m1_t v_zero = __riscv_vmv_v_x_i32m1(0, vl);
+ vint32m1_t v_sum = __riscv_vwredsum_vs_i16m4_i32m1(vw_mul, v_zero, vl);
+
+ int sumi = __riscv_vmv_x_s_i32m1_i32(v_sum);
+
+ sumf += sumi*(GGML_CPU_FP16_TO_FP32(x[ib].d)*GGML_CPU_FP16_TO_FP32(y[ib].d));
+ }
+
+ *s = sumf;
+#else
+
+ UNUSED(nb);
+ UNUSED(x);
+ UNUSED(y);
+ UNUSED(ib);
+ UNUSED(sumf);
+
+ ggml_vec_dot_q8_0_q8_0_generic(n, s, bs, vx, bx, vy, by, nrc);
+#endif
+}
+
+void ggml_vec_dot_q2_K_q8_K(int n, float * GGML_RESTRICT s, size_t bs, const void * GGML_RESTRICT vx, size_t bx, const void * GGML_RESTRICT vy, size_t by, int nrc) {
+ assert(nrc == 1);
+ UNUSED(nrc);
+ UNUSED(bx);
+ UNUSED(by);
+ UNUSED(bs);
+
+ const block_q2_K * GGML_RESTRICT x = vx;
+ const block_q8_K * GGML_RESTRICT y = vy;
+
+ const int nb = n / QK_K;
+
+#if defined __riscv_xtheadvector
+
+ float sumf = 0;
+ uint8_t atmp[16];
+
+ for (int i = 0; i < nb; ++i) {
+ const uint8_t * q2 = x[i].qs;
+ const int8_t * q8 = y[i].qs;
+ const uint8_t * sc = x[i].scales;
+ const float dall = y[i].d * GGML_CPU_FP16_TO_FP32(x[i].d);
+ const float dmin = -y[i].d * GGML_CPU_FP16_TO_FP32(x[i].dmin);
+ uint8_t *patmp = atmp;
+ int vsums;
+ int tmp;
+ __asm__ __volatile__(
+ "th.vsetvli zero, %[vl16], e8, m1\n\t"
+ "th.vmv.v.x v8, zero\n\t"
+ "th.vlb.v v1, (%[sc])\n\t"
+ "th.vand.vi v0, v1, 0xF\n\t"
+ "th.vsrl.vi v1, v1, 4\n\t"
+ "th.vsb.v v0, (%[scale])\n\t"
+ "th.vwaddu.vx v16, v1, zero\n\t"
+ "th.vsetvli zero, %[vl16], e16, m2\n\t"
+ "th.vlh.v v2, (%[bsums])\n\t"
+ "th.vwmul.vv v4, v16, v2\n\t"
+ "th.vsetvli zero, %[vl16], e32, m4\n\t"
+ "th.vredsum.vs v8, v4, v8\n\t"
+ "th.vmv.x.s %[vsums], v8"
+ : [tmp] "=&r" (tmp), [vsums] "=&r" (vsums)
+ : [sc] "r" (sc), [scale] "r" (atmp), [bsums] "r" (y[i].bsums)
+ , [vl16] "r" (16)
+ : "memory"
+ , "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7"
+ , "v8", "v9", "v10", "v11", "v12", "v13", "v14", "v15"
+ , "v16", "v17", "v18", "v19", "v20", "v21", "v22", "v23"
+ , "v24", "v25", "v26", "v27", "v28", "v29", "v30", "v31"
+ );
+ sumf += dmin * vsums;
+ int isum = 0;
+
+ for (int j = 0; j < QK_K/128; ++j) {
+ __asm__ __volatile__(
+ "th.vsetvli zero, %[vl32], e8, m2\n\t"
+ "th.vlb.v v0, (%[q2])\n\t"
+ "th.vsrl.vi v2, v0, 2\n\t"
+ "th.vsrl.vi v4, v0, 4\n\t"
+ "th.vsrl.vi v6, v0, 6\n\t"
+ "th.vand.vi v0, v0, 0x3\n\t"
+ "th.vand.vi v2, v2, 0x3\n\t"
+ "th.vand.vi v4, v4, 0x3\n\t"
+ "th.vsetvli zero, %[vl128], e8, m8\n\t"
+ "th.vlb.v v8, (%[q8])\n\t"
+ "th.vsetvli zero, %[vl64], e8, m4\n\t"
+ "th.vwmul.vv v16, v0, v8\n\t"
+ "th.vwmul.vv v24, v4, v12\n\t"
+ "th.vsetvli zero, %[vl16], e16, m2\n\t"
+ "th.vmv.v.x v0, zero\n\t"
+ "th.vwredsum.vs v10, v16, v0\n\t"
+ "th.vwredsum.vs v9, v18, v0\n\t"
+ "th.vwredsum.vs v8, v20, v0\n\t"
+ "th.vwredsum.vs v7, v22, v0\n\t"
+ "th.vwredsum.vs v11, v24, v0\n\t"
+ "th.vwredsum.vs v12, v26, v0\n\t"
+ "th.vwredsum.vs v13, v28, v0\n\t"
+ "th.vwredsum.vs v14, v30, v0\n\t"
+ "li %[tmp], 4\n\t"
+ "th.vsetvli zero, %[tmp], e32, m1\n\t"
+ "th.vslideup.vi v10, v9, 1\n\t"
+ "th.vslideup.vi v8, v7, 1\n\t"
+ "th.vslideup.vi v11, v12, 1\n\t"
+ "th.vslideup.vi v13, v14, 1\n\t"
+ "th.vslideup.vi v10, v8, 2\n\t"
+ "th.vslideup.vi v11, v13, 2\n\t"
+ "li %[tmp], 8\n\t"
+ "th.vsetvli zero, %[tmp], e32, m2\n\t"
+ "th.vlbu.v v12, (%[scale])\n\t"
+ "th.vmul.vv v10, v10, v12\n\t"
+ "th.vredsum.vs v0, v10, v0\n\t"
+ "th.vmv.x.s %[tmp], v0\n\t"
+ "add %[isum], %[isum], %[tmp]"
+ : [tmp] "=&r" (tmp), [isum] "+&r" (isum)
+ : [q2] "r" (q2), [scale] "r" (patmp), [q8] "r" (q8)
+ , [vl16] "r" (16), [vl32] "r" (32), [vl64] "r" (64), [vl128] "r" (128)
+ : "memory"
+ , "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7"
+ , "v8", "v9", "v10", "v11", "v12", "v13", "v14", "v15"
+ , "v16", "v17", "v18", "v19", "v20", "v21", "v22", "v23"
+ , "v24", "v25", "v26", "v27", "v28", "v29", "v30", "v31"
+ );
+ q2 += 32; q8 += 128; patmp += 8;
+ }
+
+ sumf += dall * isum;
+ }
+
+ *s = sumf;
+
+#elif defined __riscv_v
+
+ float sumf = 0;
+ uint8_t atmp[16];
+
+ const int vector_length = __riscv_vlenb() * 8;
+ uint8_t temp_01[32] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 };
+
+ switch (vector_length) {
+ case 256:
+ for (int i = 0; i < nb; ++i) {
+ const uint8_t * q2 = x[i].qs;
+ const int8_t * q8 = y[i].qs;
+ const uint8_t * sc = x[i].scales;
+
+ const float dall = y[i].d * GGML_CPU_FP16_TO_FP32(x[i].d);
+ const float dmin = -y[i].d * GGML_CPU_FP16_TO_FP32(x[i].dmin);
+
+ size_t vl = 16;
+
+ vuint8m1_t scales = __riscv_vle8_v_u8m1(sc, vl);
+ vuint8m1_t aux = __riscv_vand_vx_u8m1(scales, 0x0F, vl);
+
+ vint16m1_t q8sums = __riscv_vle16_v_i16m1(y[i].bsums, vl);
+
+ vuint8mf2_t scales_2 = __riscv_vle8_v_u8mf2(sc, vl);
+ vuint8mf2_t mins8 = __riscv_vsrl_vx_u8mf2(scales_2, 0x4, vl);
+ vint16m1_t mins = __riscv_vreinterpret_v_u16m1_i16m1(__riscv_vzext_vf2_u16m1(mins8, vl));
+ vint32m2_t prod = __riscv_vwmul_vv_i32m2(q8sums, mins, vl);
+ vint32m1_t vsums = __riscv_vredsum_vs_i32m2_i32m1(prod, __riscv_vmv_v_x_i32m1(0, 1), vl);
+
+ sumf += dmin * __riscv_vmv_x_s_i32m1_i32(vsums);
+
+ vl = 32;
+
+ vint32m1_t vzero = __riscv_vmv_v_x_i32m1(0, 1);
+ vuint8m1_t v_b = __riscv_vle8_v_u8m1(temp_01, vl);
+
+ uint8_t is = 0;
+ int isum = 0;
+
+ for (int j = 0; j < QK_K / 128; ++j) {
+ // load Q2
+ vuint8m1_t q2_x = __riscv_vle8_v_u8m1(q2, vl);
+
+ vuint8m1_t q2_0 = __riscv_vand_vx_u8m1(q2_x, 0x03, vl);
+ vuint8m1_t q2_1 = __riscv_vand_vx_u8m1(__riscv_vsrl_vx_u8m1(q2_x, 0x2, vl), 0x03, vl);
+ vuint8m1_t q2_2 = __riscv_vand_vx_u8m1(__riscv_vsrl_vx_u8m1(q2_x, 0x4, vl), 0x03, vl);
+ vuint8m1_t q2_3 = __riscv_vand_vx_u8m1(__riscv_vsrl_vx_u8m1(q2_x, 0x6, vl), 0x03, vl);
+
+ // duplicate scale elements for product
+ vuint8m1_t sc0 = __riscv_vrgather_vv_u8m1(aux, __riscv_vadd_vx_u8m1(v_b, 0 + is, vl), vl);
+ vuint8m1_t sc1 = __riscv_vrgather_vv_u8m1(aux, __riscv_vadd_vx_u8m1(v_b, 2 + is, vl), vl);
+ vuint8m1_t sc2 = __riscv_vrgather_vv_u8m1(aux, __riscv_vadd_vx_u8m1(v_b, 4 + is, vl), vl);
+ vuint8m1_t sc3 = __riscv_vrgather_vv_u8m1(aux, __riscv_vadd_vx_u8m1(v_b, 6 + is, vl), vl);
+
+ vint16m2_t p0 = __riscv_vreinterpret_v_u16m2_i16m2(__riscv_vwmulu_vv_u16m2(q2_0, sc0, vl));
+ vint16m2_t p1 = __riscv_vreinterpret_v_u16m2_i16m2(__riscv_vwmulu_vv_u16m2(q2_1, sc1, vl));
+ vint16m2_t p2 = __riscv_vreinterpret_v_u16m2_i16m2(__riscv_vwmulu_vv_u16m2(q2_2, sc2, vl));
+ vint16m2_t p3 = __riscv_vreinterpret_v_u16m2_i16m2(__riscv_vwmulu_vv_u16m2(q2_3, sc3, vl));
+
+ // load Q8
+ vint8m1_t q8_0 = __riscv_vle8_v_i8m1(q8, vl);
+ vint8m1_t q8_1 = __riscv_vle8_v_i8m1(q8 + 32, vl);
+ vint8m1_t q8_2 = __riscv_vle8_v_i8m1(q8 + 64, vl);
+ vint8m1_t q8_3 = __riscv_vle8_v_i8m1(q8 + 96, vl);
+
+ vint32m4_t s0 = __riscv_vwmul_vv_i32m4(p0, __riscv_vwcvt_x_x_v_i16m2(q8_0, vl), vl);
+ vint32m4_t s1 = __riscv_vwmul_vv_i32m4(p1, __riscv_vwcvt_x_x_v_i16m2(q8_1, vl), vl);
+ vint32m4_t s2 = __riscv_vwmul_vv_i32m4(p2, __riscv_vwcvt_x_x_v_i16m2(q8_2, vl), vl);
+ vint32m4_t s3 = __riscv_vwmul_vv_i32m4(p3, __riscv_vwcvt_x_x_v_i16m2(q8_3, vl), vl);
+
+ vint32m1_t isum0 = __riscv_vredsum_vs_i32m4_i32m1(__riscv_vadd_vv_i32m4(s0, s1, vl), vzero, vl);
+ vint32m1_t isum1 = __riscv_vredsum_vs_i32m4_i32m1(__riscv_vadd_vv_i32m4(s2, s3, vl), isum0, vl);
+
+ isum += __riscv_vmv_x_s_i32m1_i32(isum1);
+
+ q2 += 32;
+ q8 += 128;
+ is = 8;
+ }
+
+ sumf += dall * isum;
+ }
+ break;
+ case 128:
+ for (int i = 0; i < nb; ++i) {
+ const uint8_t * q2 = x[i].qs;
+ const int8_t * q8 = y[i].qs;
+ const uint8_t * sc = x[i].scales;
+ const float dall = y[i].d * GGML_CPU_FP16_TO_FP32(x[i].d);
+ const float dmin = -y[i].d * GGML_CPU_FP16_TO_FP32(x[i].dmin);
+ uint8_t *patmp = atmp;
+ int vsums;
+ int tmp, t1, t2, t3, t4, t5, t6, t7;
+ __asm__ __volatile__(
+ "vsetivli zero, 16, e8, m1\n\t"
+ "vmv.v.x v8, zero\n\t"
+ "lb zero, 15(%[sc])\n\t"
+ "vle8.v v1, (%[sc])\n\t"
+ "vle8.v v2, (%[bsums])\n\t"
+ "addi %[tmp], %[bsums], 16\n\t"
+ "vand.vi v0, v1, 0xF\n\t"
+ "vsrl.vi v1, v1, 4\n\t"
+ "vle8.v v3, (%[tmp])\n\t"
+ "vse8.v v0, (%[scale])\n\t"
+ "vsetivli zero, 16, e16, m2\n\t"
+ "vzext.vf2 v0, v1\n\t"
+ "vwmul.vv v4, v0, v2\n\t"
+ "vsetivli zero, 16, e32, m4\n\t"
+ "vredsum.vs v8, v4, v8\n\t"
+ "vmv.x.s %[vsums], v8"
+ : [tmp] "=&r" (tmp), [vsums] "=&r" (vsums)
+ : [sc] "r" (sc), [scale] "r" (atmp), [bsums] "r" (y[i].bsums)
+ : "memory"
+ , "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7"
+ , "v8", "v9", "v10", "v11", "v12", "v13", "v14", "v15"
+ , "v16", "v17", "v18", "v19", "v20", "v21", "v22", "v23"
+ , "v24", "v25", "v26", "v27", "v28", "v29", "v30", "v31"
+ );
+ sumf += dmin * vsums;
+ int isum = 0;
+
+ for (int j = 0; j < QK_K/128; ++j) {
+ __asm__ __volatile__(
+ "lb zero, 31(%[q2])\n\t"
+ "addi %[tmp], %[q2], 16\n\t"
+ "addi %[t1], %[q8], 16\n\t"
+ "vsetivli zero, 16, e8, m1\n\t"
+ "vle8.v v0, (%[q2])\n\t"
+ "vle8.v v1, (%[tmp])\n\t"
+ "vsrl.vi v2, v0, 2\n\t"
+ "vsrl.vi v3, v1, 2\n\t"
+ "vsrl.vi v4, v0, 4\n\t"
+ "addi %[tmp], %[q8], 32\n\t"
+ "vle8.v v8, (%[q8])\n\t"
+ "vle8.v v9, (%[t1])\n\t"
+ "addi %[t1], %[t1], 32\n\t"
+ "vsrl.vi v5, v1, 4\n\t"
+ "vsrl.vi v6, v0, 6\n\t"
+ "vsrl.vi v7, v1, 6\n\t"
+ "vle8.v v10, (%[tmp])\n\t"
+ "vle8.v v11, (%[t1])\n\t"
+ "addi %[tmp], %[tmp], 32\n\t"
+ "addi %[t1], %[t1], 32\n\t"
+ "vand.vi v0, v0, 0x3\n\t"
+ "vand.vi v1, v1, 0x3\n\t"
+ "vand.vi v2, v2, 0x3\n\t"
+ "vle8.v v12, (%[tmp])\n\t"
+ "vle8.v v13, (%[t1])\n\t"
+ "addi %[tmp], %[tmp], 32\n\t"
+ "addi %[t1], %[t1], 32\n\t"
+ "vand.vi v3, v3, 0x3\n\t"
+ "vand.vi v4, v4, 0x3\n\t"
+ "vand.vi v5, v5, 0x3\n\t"
+ "vle8.v v14, (%[tmp])\n\t"
+ "vle8.v v15, (%[t1])\n\t"
+ "vwmul.vv v16, v0, v8\n\t"
+ "vwmul.vv v18, v1, v9\n\t"
+ "vwmul.vv v20, v2, v10\n\t"
+ "vwmul.vv v22, v3, v11\n\t"
+ "vwmul.vv v24, v4, v12\n\t"
+ "vwmul.vv v26, v5, v13\n\t"
+ "vwmul.vv v28, v6, v14\n\t"
+ "vwmul.vv v30, v7, v15\n\t"
+ "vsetivli zero, 8, e16, m1\n\t"
+ "vmv.v.x v0, zero\n\t"
+ "lbu %[tmp], 0(%[scale])\n\t"
+ "vwredsum.vs v8, v16, v0\n\t"
+ "vwredsum.vs v9, v18, v0\n\t"
+ "lbu %[t1], 1(%[scale])\n\t"
+ "vwredsum.vs v10, v20, v0\n\t"
+ "vwredsum.vs v11, v22, v0\n\t"
+ "lbu %[t2], 2(%[scale])\n\t"
+ "vwredsum.vs v12, v24, v0\n\t"
+ "vwredsum.vs v13, v26, v0\n\t"
+ "lbu %[t3], 3(%[scale])\n\t"
+ "vwredsum.vs v14, v28, v0\n\t"
+ "vwredsum.vs v15, v30, v0\n\t"
+ "lbu %[t4], 4(%[scale])\n\t"
+ "vwredsum.vs v8, v17, v8\n\t"
+ "vwredsum.vs v9, v19, v9\n\t"
+ "lbu %[t5], 5(%[scale])\n\t"
+ "vwredsum.vs v10, v21, v10\n\t"
+ "vwredsum.vs v11, v23, v11\n\t"
+ "lbu %[t6], 6(%[scale])\n\t"
+ "vwredsum.vs v12, v25, v12\n\t"
+ "vwredsum.vs v13, v27, v13\n\t"
+ "lbu %[t7], 7(%[scale])\n\t"
+ "vwredsum.vs v14, v29, v14\n\t"
+ "vwredsum.vs v15, v31, v15\n\t"
+ "vsetivli zero, 4, e32, m1\n\t"
+ "vmul.vx v0, v8, %[tmp]\n\t"
+ "vmul.vx v1, v9, %[t1]\n\t"
+ "vmacc.vx v0, %[t2], v10\n\t"
+ "vmacc.vx v1, %[t3], v11\n\t"
+ "vmacc.vx v0, %[t4], v12\n\t"
+ "vmacc.vx v1, %[t5], v13\n\t"
+ "vmacc.vx v0, %[t6], v14\n\t"
+ "vmacc.vx v1, %[t7], v15\n\t"
+ "vmv.x.s %[tmp], v0\n\t"
+ "vmv.x.s %[t1], v1\n\t"
+ "add %[isum], %[isum], %[tmp]\n\t"
+ "add %[isum], %[isum], %[t1]"
+ : [tmp] "=&r" (tmp), [t1] "=&r" (t1), [t2] "=&r" (t2), [t3] "=&r" (t3)
+ , [t4] "=&r" (t4), [t5] "=&r" (t5), [t6] "=&r" (t6), [t7] "=&r" (t7)
+ , [isum] "+&r" (isum)
+ : [q2] "r" (q2), [scale] "r" (patmp), [q8] "r" (q8)
+ : "memory"
+ , "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7"
+ , "v8", "v9", "v10", "v11", "v12", "v13", "v14", "v15"
+ , "v16", "v17", "v18", "v19", "v20", "v21", "v22", "v23"
+ , "v24", "v25", "v26", "v27", "v28", "v29", "v30", "v31"
+ );
+ q2 += 32; q8 += 128; patmp += 8;
+ }
+
+ sumf += dall * isum;
+ }
+ break;
+ default:
+ assert(false && "Unsupported vector length");
+ break;
+ }
+
+ *s = sumf;
+
+#else
+
+ UNUSED(x);
+ UNUSED(y);
+ UNUSED(nb);
+
+ ggml_vec_dot_q2_K_q8_K_generic(n, s, bs, vx, bx, vy, by, nrc);
+#endif
+}
+
+void ggml_vec_dot_q3_K_q8_K(int n, float * GGML_RESTRICT s, size_t bs, const void * GGML_RESTRICT vx, size_t bx, const void * GGML_RESTRICT vy, size_t by, int nrc) {
+ assert(n % QK_K == 0);
+ assert(nrc == 1);
+ UNUSED(nrc);
+ UNUSED(bx);
+ UNUSED(by);
+ UNUSED(bs);
+
+ const uint32_t kmask1 = 0x03030303;
+ const uint32_t kmask2 = 0x0f0f0f0f;
+
+ const block_q3_K * GGML_RESTRICT x = vx;
+ const block_q8_K * GGML_RESTRICT y = vy;
+
+ const int nb = n / QK_K;
+
+#if defined __riscv_xtheadvector
+
+ uint32_t utmp[4];
+ float sumf = 0;
+
+ for (int i = 0; i < nb; ++i) {
+ const uint8_t * restrict q3 = x[i].qs;
+ const uint8_t * restrict qh = x[i].hmask;
+ const int8_t * restrict q8 = y[i].qs;
+
+ int8_t * scale = (int8_t *)utmp;
+ int tmp;
+ __asm__ __volatile__(
+ "li %[tmp], 12\n\t"
+ "th.vsetvli zero, %[tmp], e8, m1\n\t"
+ "th.vlb.v v0, (%[s6b])\n\t"
+ "th.vmv.v.v v2, v0\n\t"
+ "li %[tmp], 2\n\t"
+ "th.vsetvli zero, %[tmp], e64, m1\n\t"
+ "th.vmv.v.x v9, %[sh]\n\t"\
+ "th.vslidedown.vi v1, v0, 1\n\t"
+ "th.vslide1up.vx v8, v9, zero\n\t" // {0, 0, 4, 4}
+ "th.vslideup.vi v0, v2, 1\n\t" // {aux[0], aux[1], aux[0], aux[1]}
+ "li %[tmp], 4\n\t"
+ "th.vsetvli zero, %[tmp], e32, m1\n\t"
+ "th.vid.v v9\n\t"
+ "th.vmv.x.s %[tmp], v1\n\t"
+ "th.vsll.vi v9, v9, 1\n\t" // {0, 2, 4, 6}
+ "th.vmv.v.x v1, %[tmp]\n\t" // {aux[2], aux[2], aux[2], aux[2]}
+ "th.vsrl.vv v4, v1, v9\n\t"
+ "th.vsrl.vv v2, v0, v8\n\t"
+ "th.vand.vx v5, v4, %[kmask1]\n\t"
+ "th.vand.vx v3, v2, %[kmask2]\n\t"
+ "th.vsll.vi v6, v5, 4\n\t"
+ "th.vor.vv v7, v6, v3\n\t"
+ "li %[tmp], 16\n\t"
+ "th.vsetvli zero, %[tmp], e8, m1\n\t"
+ "th.vsub.vx v0, v7, %[c]\n\t"
+ "th.vsb.v v0, (%[scale])"
+ : [tmp] "=&r" (tmp)
+ : [sh] "r" (0x0000000400000004), [s6b] "r" (x[i].scales), [c] "r" (32)
+ , [scale] "r" (scale), [kmask1] "r" (kmask1), [kmask2] "r" (kmask2)
+ : "memory"
+ , "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7"
+ , "v8", "v9", "v10", "v11", "v12", "v13", "v14", "v15"
+ , "v16", "v17", "v18", "v19", "v20", "v21", "v22", "v23"
+ , "v24", "v25", "v26", "v27", "v28", "v29", "v30", "v31"
+ );
+
+ uint8_t m = 1;
+ int isum = 0;
+ for (int j = 0; j < QK_K; j += 128) {
+ __asm__ __volatile__(
+ // fixme: use v0p7 mask layout directly
+ "th.vsetvli zero, %[vl32], e8, m2\n\t"
+ "th.vlb.v v8, (%[q3])\n\t"
+ "th.vsrl.vi v10, v8, 2\n\t"
+ "th.vsrl.vi v12, v8, 4\n\t"
+ "th.vsrl.vi v14, v8, 6\n\t"
+ "th.vand.vi v8, v8, 3\n\t"
+ "th.vand.vi v10, v10, 3\n\t"
+ "th.vand.vi v12, v12, 3\n\t"
+ "th.vlb.v v2, (%[qh])\n\t"
+ "th.vand.vx v4, v2, %[m]\n\t"
+ "slli %[m], %[m], 1\n\t"
+ "th.vmseq.vx v0, v4, zero\n\t"
+ "th.vadd.vi v8, v8, -4, v0.t\n\t"
+ "th.vand.vx v4, v2, %[m]\n\t"
+ "slli %[m], %[m], 1\n\t"
+ "th.vmseq.vx v0, v4, zero\n\t"
+ "th.vadd.vi v10, v10, -4, v0.t\n\t"
+ "th.vand.vx v4, v2, %[m]\n\t"
+ "slli %[m], %[m], 1\n\t"
+ "th.vmseq.vx v0, v4, zero\n\t"
+ "th.vadd.vi v12, v12, -4, v0.t\n\t"
+ "th.vand.vx v4, v2, %[m]\n\t"
+ "slli %[m], %[m], 1\n\t"
+ "th.vmseq.vx v0, v4, zero\n\t"
+ "th.vadd.vi v14, v14, -4, v0.t\n\t"
+ "th.vsetvli zero, %[vl128], e8, m8\n\t"
+ "th.vlb.v v0, (%[q8])\n\t"
+ "th.vsetvli zero, %[vl64], e8, m4\n\t"
+ "th.vwmul.vv v16, v0, v8\n\t"
+ "th.vwmul.vv v24, v4, v12\n\t"
+ "li %[tmp], 16\n\t"
+ "th.vsetvli zero, %[tmp], e16, m2\n\t"
+ "th.vmv.v.x v0, zero\n\t"
+ "th.vwredsum.vs v10, v16, v0\n\t"
+ "th.vwredsum.vs v9, v18, v0\n\t"
+ "th.vwredsum.vs v8, v20, v0\n\t"
+ "th.vwredsum.vs v7, v22, v0\n\t"
+ "th.vwredsum.vs v11, v24, v0\n\t"
+ "th.vwredsum.vs v12, v26, v0\n\t"
+ "th.vwredsum.vs v13, v28, v0\n\t"
+ "th.vwredsum.vs v14, v30, v0\n\t"
+ "li %[tmp], 4\n\t"
+ "th.vsetvli zero, %[tmp], e32, m1\n\t"
+ "th.vslideup.vi v10, v9, 1\n\t"
+ "th.vslideup.vi v8, v7, 1\n\t"
+ "th.vslideup.vi v11, v12, 1\n\t"
+ "th.vslideup.vi v13, v14, 1\n\t"
+ "th.vslideup.vi v10, v8, 2\n\t"
+ "th.vslideup.vi v11, v13, 2\n\t"
+ "li %[tmp], 8\n\t"
+ "th.vsetvli zero, %[tmp], e32, m2\n\t"
+ "th.vlb.v v12, (%[scale])\n\t"
+ "th.vmul.vv v10, v10, v12\n\t"
+ "th.vredsum.vs v0, v10, v0\n\t"
+ "th.vmv.x.s %[tmp], v0\n\t"
+ "add %[isum], %[isum], %[tmp]"
+ : [tmp] "=&r" (tmp), [m] "+&r" (m), [isum] "+&r" (isum)
+ : [vl128] "r" (128), [vl64] "r" (64), [vl32] "r" (32)
+ , [q3] "r" (q3), [qh] "r" (qh), [scale] "r" (scale), [q8] "r" (q8)
+ : "memory"
+ , "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7"
+ , "v8", "v9", "v10", "v11", "v12", "v13", "v14", "v15"
+ , "v16", "v17", "v18", "v19", "v20", "v21", "v22", "v23"
+ , "v24", "v25", "v26", "v27", "v28", "v29", "v30", "v31"
+ );
+ q3 += 32; q8 += 128; scale += 8;
+ }
+
+ const float d = GGML_CPU_FP16_TO_FP32(x[i].d) * y[i].d;
+ sumf += d * isum;
+ }
+
+ *s = sumf;
+
+#elif defined __riscv_v
+
+ uint32_t utmp[4];
+ float sumf = 0;
+ uint32_t aux[3];
+ const int vector_length = __riscv_vlenb() * 8;
+
+ switch (vector_length) {
+ case 256:
+ for (int i = 0; i < nb; ++i) {
+
+ const uint8_t * GGML_RESTRICT q3 = x[i].qs;
+ const uint8_t * GGML_RESTRICT qh = x[i].hmask;
+ const int8_t * GGML_RESTRICT q8 = y[i].qs;
+
+ memcpy(aux, x[i].scales, 12);
+ utmp[3] = ((aux[1] >> 4) & kmask2) | (((aux[2] >> 6) & kmask1) << 4);
+ utmp[2] = ((aux[0] >> 4) & kmask2) | (((aux[2] >> 4) & kmask1) << 4);
+ utmp[1] = (aux[1] & kmask2) | (((aux[2] >> 2) & kmask1) << 4);
+ utmp[0] = (aux[0] & kmask2) | (((aux[2] >> 0) & kmask1) << 4);
+
+ int8_t * scale = (int8_t *)utmp;
+ for (int j = 0; j < 16; ++j) scale[j] -= 32;
+
+
+ size_t vl = 32;
+ uint8_t m = 1;
+
+ vint32m1_t vzero = __riscv_vmv_v_x_i32m1(0, 1);
+ vuint8m1_t vqh = __riscv_vle8_v_u8m1(qh, vl);
+
+ int sum_t = 0;
+
+ for (int j = 0; j < QK_K; j += 128) {
+
+ vl = 32;
+
+ // load Q3
+ vuint8m1_t q3_x = __riscv_vle8_v_u8m1(q3, vl);
+
+ vint8m1_t q3_0 = __riscv_vreinterpret_v_u8m1_i8m1(__riscv_vand_vx_u8m1(q3_x, 0x03, vl));
+ vint8m1_t q3_1 = __riscv_vreinterpret_v_u8m1_i8m1(__riscv_vand_vx_u8m1(__riscv_vsrl_vx_u8m1(q3_x, 0x2, vl), 0x03 , vl));
+ vint8m1_t q3_2 = __riscv_vreinterpret_v_u8m1_i8m1(__riscv_vand_vx_u8m1(__riscv_vsrl_vx_u8m1(q3_x, 0x4, vl), 0x03 , vl));
+ vint8m1_t q3_3 = __riscv_vreinterpret_v_u8m1_i8m1(__riscv_vand_vx_u8m1(__riscv_vsrl_vx_u8m1(q3_x, 0x6, vl), 0x03 , vl));
+
+ // compute mask for subtraction
+ vuint8m1_t qh_m0 = __riscv_vand_vx_u8m1(vqh, m, vl);
+ vbool8_t vmask_0 = __riscv_vmseq_vx_u8m1_b8(qh_m0, 0, vl);
+ vint8m1_t q3_m0 = __riscv_vsub_vx_i8m1_mu(vmask_0, q3_0, q3_0, 0x4, vl);
+ m <<= 1;
+
+ vuint8m1_t qh_m1 = __riscv_vand_vx_u8m1(vqh, m, vl);
+ vbool8_t vmask_1 = __riscv_vmseq_vx_u8m1_b8(qh_m1, 0, vl);
+ vint8m1_t q3_m1 = __riscv_vsub_vx_i8m1_mu(vmask_1, q3_1, q3_1, 0x4, vl);
+ m <<= 1;
+
+ vuint8m1_t qh_m2 = __riscv_vand_vx_u8m1(vqh, m, vl);
+ vbool8_t vmask_2 = __riscv_vmseq_vx_u8m1_b8(qh_m2, 0, vl);
+ vint8m1_t q3_m2 = __riscv_vsub_vx_i8m1_mu(vmask_2, q3_2, q3_2, 0x4, vl);
+ m <<= 1;
+
+ vuint8m1_t qh_m3 = __riscv_vand_vx_u8m1(vqh, m, vl);
+ vbool8_t vmask_3 = __riscv_vmseq_vx_u8m1_b8(qh_m3, 0, vl);
+ vint8m1_t q3_m3 = __riscv_vsub_vx_i8m1_mu(vmask_3, q3_3, q3_3, 0x4, vl);
+ m <<= 1;
+
+ // load Q8 and take product with Q3
+ vint16m2_t a0 = __riscv_vwmul_vv_i16m2(q3_m0, __riscv_vle8_v_i8m1(q8, vl), vl);
+ vint16m2_t a1 = __riscv_vwmul_vv_i16m2(q3_m1, __riscv_vle8_v_i8m1(q8+32, vl), vl);
+ vint16m2_t a2 = __riscv_vwmul_vv_i16m2(q3_m2, __riscv_vle8_v_i8m1(q8+64, vl), vl);
+ vint16m2_t a3 = __riscv_vwmul_vv_i16m2(q3_m3, __riscv_vle8_v_i8m1(q8+96, vl), vl);
+
+ vl = 16;
+
+ // retrieve lane to multiply with scale
+ vint32m2_t aux0_0 = __riscv_vwmul_vx_i32m2(__riscv_vget_v_i16m2_i16m1(a0, 0), (scale[0]), vl);
+ vint32m2_t aux0_1 = __riscv_vwmul_vx_i32m2(__riscv_vget_v_i16m2_i16m1(a0, 1), (scale[1]), vl);
+ vint32m2_t aux1_0 = __riscv_vwmul_vx_i32m2(__riscv_vget_v_i16m2_i16m1(a1, 0), (scale[2]), vl);
+ vint32m2_t aux1_1 = __riscv_vwmul_vx_i32m2(__riscv_vget_v_i16m2_i16m1(a1, 1), (scale[3]), vl);
+ vint32m2_t aux2_0 = __riscv_vwmul_vx_i32m2(__riscv_vget_v_i16m2_i16m1(a2, 0), (scale[4]), vl);
+ vint32m2_t aux2_1 = __riscv_vwmul_vx_i32m2(__riscv_vget_v_i16m2_i16m1(a2, 1), (scale[5]), vl);
+ vint32m2_t aux3_0 = __riscv_vwmul_vx_i32m2(__riscv_vget_v_i16m2_i16m1(a3, 0), (scale[6]), vl);
+ vint32m2_t aux3_1 = __riscv_vwmul_vx_i32m2(__riscv_vget_v_i16m2_i16m1(a3, 1), (scale[7]), vl);
+
+ vint32m1_t isum0 = __riscv_vredsum_vs_i32m2_i32m1(__riscv_vadd_vv_i32m2(aux0_0, aux0_1, vl), vzero, vl);
+ vint32m1_t isum1 = __riscv_vredsum_vs_i32m2_i32m1(__riscv_vadd_vv_i32m2(aux1_0, aux1_1, vl), isum0, vl);
+ vint32m1_t isum2 = __riscv_vredsum_vs_i32m2_i32m1(__riscv_vadd_vv_i32m2(aux2_0, aux2_1, vl), isum1, vl);
+ vint32m1_t isum3 = __riscv_vredsum_vs_i32m2_i32m1(__riscv_vadd_vv_i32m2(aux3_0, aux3_1, vl), isum2, vl);
+
+ sum_t += __riscv_vmv_x_s_i32m1_i32(isum3);
+
+ q3 += 32; q8 += 128; scale += 8;
+
+ }
+
+ const float d = GGML_CPU_FP16_TO_FP32(x[i].d) * y[i].d;
+
+ sumf += d*sum_t;
+
+ }
+ break;
+ case 128:
+ for (int i = 0; i < nb; ++i) {
+ const uint8_t * restrict q3 = x[i].qs;
+ const uint8_t * restrict qh = x[i].hmask;
+ const int8_t * restrict q8 = y[i].qs;
+
+ int8_t * scale = (int8_t *)utmp;
+ int tmp, t1, t2, t3, t4, t5, t6, t7;
+ __asm__ __volatile__(
+ "vsetivli zero, 12, e8, m1\n\t"
+ "vle8.v v0, (%[s6b])\n\t"
+ "vmv1r.v v2, v0\n\t"
+ "vsetivli zero, 2, e64, m1\n\t"
+ "vmv.v.x v9, %[sh]\n\t"\
+ "vslidedown.vi v1, v0, 1\n\t"
+ "vslide1up.vx v8, v9, zero\n\t" // {0, 0, 4, 4}
+ "vslideup.vi v0, v2, 1\n\t" // {aux[0], aux[1], aux[0], aux[1]}
+ "vsetivli zero, 4, e32, m1\n\t"
+ "vid.v v9\n\t"
+ "vmv.x.s %[tmp], v1\n\t"
+ "vsll.vi v9, v9, 1\n\t" // {0, 2, 4, 6}
+ "vmv.v.x v1, %[tmp]\n\t" // {aux[2], aux[2], aux[2], aux[2]}
+ "vsrl.vv v4, v1, v9\n\t"
+ "vsrl.vv v2, v0, v8\n\t"
+ "vand.vx v5, v4, %[kmask1]\n\t"
+ "vand.vx v3, v2, %[kmask2]\n\t"
+ "vsll.vi v6, v5, 4\n\t"
+ "vor.vv v7, v6, v3\n\t"
+ "vsetivli zero, 16, e8, m1\n\t"
+ "vsub.vx v0, v7, %[c]\n\t"
+ "vse8.v v0, (%[scale])"
+ : [tmp] "=&r" (tmp)
+ : [sh] "r" (0x0000000400000004), [s6b] "r" (x[i].scales), [c] "r" (32)
+ , [scale] "r" (scale), [kmask1] "r" (kmask1), [kmask2] "r" (kmask2)
+ : "memory"
+ , "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7"
+ , "v8", "v9", "v10", "v11", "v12", "v13", "v14", "v15"
+ , "v16", "v17", "v18", "v19", "v20", "v21", "v22", "v23"
+ , "v24", "v25", "v26", "v27", "v28", "v29", "v30", "v31"
+ );
+
+ uint8_t m = 1;
+ int isum = 0;
+ for (int j = 0; j < QK_K; j += 128) {
+ __asm__ __volatile__(
+ "lb zero, 31(%[q3])\n\t"
+ "vsetvli zero, %[vl32], e8, m2, ta, mu\n\t"
+ "vle8.v v8, (%[q3])\n\t"
+ "vsrl.vi v10, v8, 2\n\t"
+ "vsrl.vi v12, v8, 4\n\t"
+ "vsrl.vi v14, v8, 6\n\t"
+ "lb zero, 64(%[q8])\n\t"
+ "vand.vi v8, v8, 3\n\t"
+ "vand.vi v10, v10, 3\n\t"
+ "vand.vi v12, v12, 3\n\t"
+ "vle8.v v2, (%[qh])\n\t"
+ "lb zero, 127(%[q8])\n\t"
+ "vand.vx v4, v2, %[m]\n\t"
+ "slli %[m], %[m], 1\n\t"
+ "vmseq.vx v0, v4, zero\n\t"
+ "vadd.vi v8, v8, -4, v0.t\n\t"
+ "lb zero, 0(%[q8])\n\t"
+ "vand.vx v4, v2, %[m]\n\t"
+ "slli %[m], %[m], 1\n\t"
+ "vmseq.vx v0, v4, zero\n\t"
+ "vadd.vi v10, v10, -4, v0.t\n\t"
+ "vand.vx v4, v2, %[m]\n\t"
+ "slli %[m], %[m], 1\n\t"
+ "vmseq.vx v0, v4, zero\n\t"
+ "vadd.vi v12, v12, -4, v0.t\n\t"
+ "vand.vx v4, v2, %[m]\n\t"
+ "slli %[m], %[m], 1\n\t"
+ "vmseq.vx v0, v4, zero\n\t"
+ "vadd.vi v14, v14, -4, v0.t\n\t"
+ "vsetvli zero, %[vl128], e8, m8\n\t"
+ "vle8.v v0, (%[q8])\n\t"
+ "lb %[tmp], 0(%[scale])\n\t"
+ "lb %[t1], 1(%[scale])\n\t"
+ "lb %[t2], 2(%[scale])\n\t"
+ "lb %[t3], 3(%[scale])\n\t"
+ "vsetvli zero, %[vl64], e8, m4\n\t"
+ "vwmul.vv v16, v0, v8\n\t"
+ "vwmul.vv v24, v4, v12\n\t"
+ "vsetivli zero, 16, e16, m2\n\t"
+ "vmv.v.x v0, zero\n\t"
+ "vwredsum.vs v8, v16, v0\n\t"
+ "lb %[t4], 4(%[scale])\n\t"
+ "lb %[t5], 5(%[scale])\n\t"
+ "vwredsum.vs v9, v18, v0\n\t"
+ "vwredsum.vs v10, v20, v0\n\t"
+ "vwredsum.vs v11, v22, v0\n\t"
+ "vwredsum.vs v12, v24, v0\n\t"
+ "lb %[t6], 6(%[scale])\n\t"
+ "lb %[t7], 7(%[scale])\n\t"
+ "vwredsum.vs v13, v26, v0\n\t"
+ "vwredsum.vs v14, v28, v0\n\t"
+ "vwredsum.vs v15, v30, v0\n\t"
+ "vsetivli zero, 4, e32, m1\n\t"
+ "vmul.vx v0, v8, %[tmp]\n\t"
+ "vmul.vx v1, v9, %[t1]\n\t"
+ "vmacc.vx v0, %[t2], v10\n\t"
+ "vmacc.vx v1, %[t3], v11\n\t"
+ "vmacc.vx v0, %[t4], v12\n\t"
+ "vmacc.vx v1, %[t5], v13\n\t"
+ "vmacc.vx v0, %[t6], v14\n\t"
+ "vmacc.vx v1, %[t7], v15\n\t"
+ "vmv.x.s %[tmp], v0\n\t"
+ "vmv.x.s %[t1], v1\n\t"
+ "add %[isum], %[isum], %[tmp]\n\t"
+ "add %[isum], %[isum], %[t1]"
+ : [tmp] "=&r" (tmp), [t1] "=&r" (t1), [t2] "=&r" (t2), [t3] "=&r" (t3)
+ , [t4] "=&r" (t4), [t5] "=&r" (t5), [t6] "=&r" (t6), [t7] "=&r" (t7)
+ , [m] "+&r" (m), [isum] "+&r" (isum)
+ : [vl128] "r" (128), [vl64] "r" (64), [vl32] "r" (32)
+ , [q3] "r" (q3), [qh] "r" (qh), [scale] "r" (scale), [q8] "r" (q8)
+ : "memory"
+ , "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7"
+ , "v8", "v9", "v10", "v11", "v12", "v13", "v14", "v15"
+ , "v16", "v17", "v18", "v19", "v20", "v21", "v22", "v23"
+ , "v24", "v25", "v26", "v27", "v28", "v29", "v30", "v31"
+ );
+ q3 += 32; q8 += 128; scale += 8;
+ }
+
+ const float d = GGML_CPU_FP16_TO_FP32(x[i].d) * y[i].d;
+ sumf += d * isum;
+ }
+ break;
+ default:
+ assert(false && "Unsupported vector length");
+ break;
+ }
+
+ *s = sumf;
+
+#else
+
+ UNUSED(kmask1);
+ UNUSED(kmask2);
+ UNUSED(x);
+ UNUSED(y);
+ UNUSED(nb);
+
+ ggml_vec_dot_q3_K_q8_K_generic(n, s, bs, vx, bx, vy, by, nrc);
+#endif
+
+}
+
+void ggml_vec_dot_q4_K_q8_K(int n, float * GGML_RESTRICT s, size_t bs, const void * GGML_RESTRICT vx, size_t bx, const void * GGML_RESTRICT vy, size_t by, int nrc) {
+ assert(n % QK_K == 0);
+ assert(nrc == 1);
+ UNUSED(nrc);
+ UNUSED(bx);
+ UNUSED(by);
+ UNUSED(bs);
+
+ const block_q4_K * GGML_RESTRICT x = vx;
+ const block_q8_K * GGML_RESTRICT y = vy;
+
+ const int nb = n / QK_K;
+
+ static const uint32_t kmask1 = 0x3f3f3f3f;
+ static const uint32_t kmask2 = 0x0f0f0f0f;
+ static const uint32_t kmask3 = 0x03030303;
+
+ uint32_t utmp[4];
+
+#if defined __riscv_xtheadvector
+
+ const uint8_t * scales = (const uint8_t*)&utmp[0];
+ const uint8_t * mins = (const uint8_t*)&utmp[2];
+
+ float sumf = 0;
+
+ for (int i = 0; i < nb; ++i) {
+ const float d = y[i].d * GGML_CPU_FP16_TO_FP32(x[i].d);
+ const float dmin = y[i].d * GGML_CPU_FP16_TO_FP32(x[i].dmin);
+
+ int tmp, tmp2, sumi;
+ __asm__ __volatile__(
+ "li %[t1], 12\n\t"
+ "th.vsetvli zero, %[t1], e8, m1\n\t"
+ "th.vlb.v v1, (%[s6b])\n\t" // {aux[0], aux[1], aux[2]}
+ "li %[t1], 4\n\t"
+ "th.vsetvli zero, %[t1], e32, m1\n\t"
+ "th.vslidedown.vi v2, v1, 2\n\t"
+ "th.vmv.v.v v3, v2\n\t"
+ "th.vslideup.vi v2, v3, 1\n\t" // {aux[2], aux[2]}
+ "li %[t1], 2\n\t"
+ "th.vsetvli zero, %[t1], e32, m1\n\t"
+ "th.vmv.v.i v4, 4\n\t"
+ "th.vand.vx v8, v1, %[kmask1]\n\t"
+ "th.vslide1up.vx v5, v4, zero\n\t" // {0, 4}
+ "th.vsrl.vi v6, v1, 6\n\t"
+ "th.vsrl.vv v7, v2, v5\n\t"
+ "th.vand.vx v0, v6, %[kmask3]\n\t"
+ "th.vand.vx v2, v7, %[kmask2]\n\t"
+ "th.vsll.vi v6, v0, 4\n\t"
+ "li %[t2], 8\n\t"
+ "addi %[t1], %[utmp], 4\n\t"
+ "th.vor.vv v1, v6, v2\n\t"
+ "th.vssw.v v8, (%[utmp]), %[t2]\n\t"
+ "th.vssw.v v1, (%[t1]), %[t2]\n\t"
+ "th.vsetvli zero, zero, e32, m2\n\t" // vl == 8
+ "th.vlw.v v2, (%[bsums])\n\t"
+ "th.vsetvli zero, %[t2], e16, m1\n\t"
+ "th.vnsrl.vi v0, v2, 0\n\t"
+ "th.vnsrl.vi v1, v2, 16\n\t"
+ "th.vadd.vv v2, v0, v1\n\t"
+ "th.vlbu.v v4, (%[mins])\n\t"
+ "th.vwmul.vv v6, v4, v2\n\t"
+ "th.vmv.v.x v0, zero\n\t"
+ "th.vsetvli zero, %[t2], e32, m2\n\t"
+ "th.vredsum.vs v0, v6, v0\n\t"
+ "th.vmv.x.s %[sumi], v0"
+ : [t1] "=&r" (tmp), [t2] "=&r" (tmp2), [sumi] "=&r" (sumi)
+ : [bsums] "r" (y[i].bsums), [mins] "r" (mins), [utmp] "r" (utmp)
+ , [s6b] "r" (x[i].scales), [kmask1] "r" (kmask1)
+ , [kmask2] "r" (kmask2), [kmask3] "r" (kmask3)
+ : "memory"
+ , "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7"
+ , "v8", "v9", "v10", "v11", "v12", "v13", "v14", "v15"
+ , "v16", "v17", "v18", "v19", "v20", "v21", "v22", "v23"
+ , "v24", "v25", "v26", "v27", "v28", "v29", "v30", "v31"
+ );
+ sumf -= dmin * sumi;
+
+ const uint8_t * restrict q4 = x[i].qs;
+ const int8_t * restrict q8 = y[i].qs;
+
+ sumi = 0;
+ const uint8_t * scale = scales;
+
+ for (int j = 0; j < QK_K/128; ++j) {
+ int vl128 = 128, vl64 = 64, vl32 = 32;
+ __asm__ __volatile__(
+ "th.vsetvli zero, %[vl128], e8, m8\n\t"
+ "th.vlb.v v8, (%[q8])\n\t"
+ "th.vsetvli zero, %[vl64], e8, m4\n\t"
+ "th.vlb.v v0, (%[q4])\n\t"
+ "th.vsrl.vi v4, v0, 4\n\t"
+ "th.vand.vi v0, v0, 0xF\n\t"
+ "th.vsetvli zero, %[vl32], e8, m2\n\t"
+ "th.vwmul.vv v28, v6, v14\n\t"
+ "th.vwmul.vv v20, v4, v10\n\t"
+ "th.vwmul.vv v24, v2, v12\n\t"
+ "th.vwmul.vv v16, v0, v8\n\t"
+ "li %[tmp], 4\n\t"
+ "th.vsetvli zero, %[tmp], e32, m1\n\t"
+ "th.vlbu.v v1, (%[scale])\n\t"
+ "th.vmv.v.x v0, zero\n\t"
+ "th.vsetvli zero, %[vl32], e16, m4\n\t"
+ "th.vwredsum.vs v6, v24, v0\n\t"
+ "th.vwredsum.vs v7, v28, v0\n\t"
+ "th.vwredsum.vs v4, v16, v0\n\t"
+ "th.vwredsum.vs v5, v20, v0\n\t"
+ "th.vsetvli zero, %[tmp], e32, m1\n\t"
+ "th.vslideup.vi v6, v7, 1\n\t"
+ "th.vslideup.vi v4, v5, 1\n\t"
+ "th.vslideup.vi v4, v6, 2\n\t"
+ "th.vmul.vv v8, v4, v1\n\t"
+ "th.vredsum.vs v0, v8, v0\n\t"
+ "th.vmv.x.s %[tmp], v0\n\t"
+ "add %[sumi], %[sumi], %[tmp]"
+ : [tmp] "=&r" (tmp), [sumi] "+&r" (sumi)
+ : [vl128] "r" (vl128), [vl64] "r" (vl64), [vl32] "r" (vl32)
+ , [q4] "r" (q4), [q8] "r" (q8), [scale] "r" (scale)
+ : "memory"
+ , "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7"
+ , "v8", "v9", "v10", "v11", "v12", "v13", "v14", "v15"
+ , "v16", "v17", "v18", "v19", "v20", "v21", "v22", "v23"
+ , "v24", "v25", "v26", "v27", "v28", "v29", "v30", "v31"
+ );
+
+ q4 += 64; q8 += 128; scale += 4;
+ }
+
+ sumf += d * sumi;
+
+ }
+
+ *s = sumf;
+
+#elif defined __riscv_v
+
+ const uint8_t * scales = (const uint8_t*)&utmp[0];
+ const uint8_t * mins = (const uint8_t*)&utmp[2];
+
+ float sumf = 0;
+ const int vector_length = __riscv_vlenb() * 8;
+
+ switch (vector_length) {
+ case 256:
+ for (int i = 0; i < nb; ++i) {
+
+ size_t vl = 8;
+
+ const float d = y[i].d * GGML_CPU_FP16_TO_FP32(x[i].d);
+ const float dmin = y[i].d * GGML_CPU_FP16_TO_FP32(x[i].dmin);
+
+ vint16mf2_t q8sums_0 = __riscv_vlse16_v_i16mf2(y[i].bsums, 4, vl);
+ vint16mf2_t q8sums_1 = __riscv_vlse16_v_i16mf2(y[i].bsums+1, 4, vl);
+ vint16mf2_t q8sums = __riscv_vadd_vv_i16mf2(q8sums_0, q8sums_1, vl);
+
+ memcpy(utmp, x[i].scales, 12);
+ utmp[3] = ((utmp[2] >> 4) & kmask2) | (((utmp[1] >> 6) & kmask3) << 4);
+ const uint32_t uaux = utmp[1] & kmask1;
+ utmp[1] = (utmp[2] & kmask2) | (((utmp[0] >> 6) & kmask3) << 4);
+ utmp[2] = uaux;
+ utmp[0] &= kmask1;
+
+ vuint8mf4_t mins8 = __riscv_vle8_v_u8mf4(mins, vl);
+ vint16mf2_t v_mins = __riscv_vreinterpret_v_u16mf2_i16mf2(__riscv_vzext_vf2_u16mf2(mins8, vl));
+ vint32m1_t prod = __riscv_vwmul_vv_i32m1(q8sums, v_mins, vl);
+
+ vint32m1_t sumi = __riscv_vredsum_vs_i32m1_i32m1(prod, __riscv_vmv_v_x_i32m1(0, 1), vl);
+ sumf -= dmin * __riscv_vmv_x_s_i32m1_i32(sumi);
+
+ const uint8_t * GGML_RESTRICT q4 = x[i].qs;
+ const int8_t * GGML_RESTRICT q8 = y[i].qs;
+
+ vl = 32;
+
+ int32_t sum_1 = 0;
+ int32_t sum_2 = 0;
+
+ vint16m1_t vzero = __riscv_vmv_v_x_i16m1(0, 1);
+
+ for (int j = 0; j < QK_K/64; ++j) {
+ // load Q4
+ vuint8m1_t q4_x = __riscv_vle8_v_u8m1(q4, vl);
+
+ // load Q8 and multiply it with lower Q4 nibble
+ vint8m1_t q8_0 = __riscv_vle8_v_i8m1(q8, vl);
+ vint8m1_t q4_0 = __riscv_vreinterpret_v_u8m1_i8m1(__riscv_vand_vx_u8m1(q4_x, 0x0F, vl));
+ vint16m2_t qv_0 = __riscv_vwmul_vv_i16m2(q4_0, q8_0, vl);
+ vint16m1_t vs_0 = __riscv_vredsum_vs_i16m2_i16m1(qv_0, vzero, vl);
+
+ sum_1 += __riscv_vmv_x_s_i16m1_i16(vs_0) * scales[2*j+0];
+
+ // load Q8 and multiply it with upper Q4 nibble
+ vint8m1_t q8_1 = __riscv_vle8_v_i8m1(q8+32, vl);
+ vint8m1_t q4_1 = __riscv_vreinterpret_v_u8m1_i8m1(__riscv_vsrl_vx_u8m1(q4_x, 0x04, vl));
+ vint16m2_t qv_1 = __riscv_vwmul_vv_i16m2(q4_1, q8_1, vl);
+ vint16m1_t vs_1 = __riscv_vredsum_vs_i16m2_i16m1(qv_1, vzero, vl);
+
+ sum_2 += __riscv_vmv_x_s_i16m1_i16(vs_1) * scales[2*j+1];
+
+ q4 += 32; q8 += 64;
+
+ }
+
+ sumf += d*(sum_1 + sum_2);
+
+ }
+ break;
+ case 128:
+ for (int i = 0; i < nb; ++i) {
+ const float d = y[i].d * GGML_CPU_FP16_TO_FP32(x[i].d);
+ const float dmin = y[i].d * GGML_CPU_FP16_TO_FP32(x[i].dmin);
+
+ float ftmp, ft2;
+ const uint8_t * restrict q40;
+ const uint8_t * restrict q41;
+ const uint8_t * restrict q42;
+ const uint8_t * restrict q43;
+ const int8_t * restrict q80;
+ const int8_t * restrict q81;
+ const int8_t * restrict q82;
+ const int8_t * restrict q83;
+ int s0, s1, s2, s3;
+
+ __asm__ __volatile__(
+ "li %[s1], 8\n\t"
+ "vsetivli zero, 4, e32, m1, ta, ma\n\t"
+ "vle32.v v1, (%[s6b])\n\t"
+ "vslide1down.vx v1, v1, zero\n\t"
+ "vmv.v.x v16, zero\n\t"
+ "vslidedown.vi v2, v1, 2\n\t"
+ "vmv1r.v v3, v2\n\t"
+ "vslideup.vi v2, v3, 1\n\t" // {aux[2], aux[2]}
+ "vsetivli zero, 2, e32, m1, ta, ma\n\t"
+ "vmv.v.i v4, 4\n\t"
+ "vand.vx v8, v1, %[kmask1]\n\t"
+ "vslide1up.vx v5, v4, zero\n\t" // {0, 4}
+ "vsrl.vi v6, v1, 6\n\t"
+ "vsrl.vv v7, v2, v5\n\t"
+ "vsse32.v v8, (%[utmp]), %[s1]\n\t"
+ "vand.vx v0, v6, %[kmask3]\n\t"
+ "vand.vx v2, v7, %[kmask2]\n\t"
+ "vsll.vi v6, v0, 4\n\t"
+ "addi %[s0], %[utmp], 4\n\t"
+ "vor.vv v1, v6, v2\n\t"
+ "vsse32.v v1, (%[s0]), %[s1]\n\t"
+ "vsetivli zero, 8, e16, m1, ta, ma\n\t"
+ "vle32.v v2, (%[bsums])\n\t"
+ "vnsrl.wi v0, v2, 0\n\t"
+ "vnsrl.wi v1, v2, 16\n\t"
+ "vadd.vv v2, v0, v1\n\t"
+ "vle8.v v3, (%[mins])\n\t"
+ "vzext.vf2 v4, v3\n\t"
+ "vwmul.vv v6, v4, v2\n\t"
+ "vsetivli zero, 4, e32, m1, ta, ma\n\t"
+ "vredsum.vs v0, v6, v16\n\t"
+ "vredsum.vs v0, v7, v0\n\t"
+ "vfcvt.f.x.v v0, v0\n\t"
+ "vfmv.f.s %[ftmp], v0\n\t"
+ "vsetivli zero, 16, e8, m1, ta, ma\n\t"
+ "vle8.v v0, (%[xs])\n\t"
+ "fnmsub.s %[sumf], %[dmin], %[ftmp], %[sumf]\n\t"
+ "addi %[q40], %[xs], 64\n\t"
+ "addi %[q41], %[xs], 16\n\t"
+ "addi %[q42], %[xs], 32\n\t"
+ "addi %[q43], %[xs], 48\n\t"
+ "addi %[q80], %[ys], 64\n\t"
+ "vle8.v v1, (%[q41])\n\t"
+ "vle8.v v2, (%[q42])\n\t"
+ "addi %[q81], %[ys], 16\n\t"
+ "addi %[q41], %[q41], 64\n\t"
+ "addi %[q82], %[ys], 32\n\t"
+ "vle8.v v3, (%[q43])\n\t"
+ "vle8.v v8, (%[ys])\n\t"
+ "addi %[q42], %[q42], 64\n\t"
+ "addi %[q83], %[ys], 48\n\t"
+ "addi %[q43], %[q43], 64\n\t"
+ "vsrl.vi v4, v0, 4\n\t"
+ "vle8.v v9, (%[q81])\n\t"
+ "vle8.v v10, (%[q82])\n\t"
+ "vand.vi v0, v0, 0xF\n\t"
+ "addi %[q81], %[q81], 64\n\t"
+ "vsrl.vi v5, v1, 4\n\t"
+ "addi %[q82], %[q82], 64\n\t"
+ "vle8.v v11, (%[q83])\n\t"
+ "vle8.v v12, (%[q80])\n\t"
+ "vand.vi v1, v1, 0xF\n\t"
+ "addi %[q83], %[q83], 64\n\t"
+ "vsrl.vi v6, v2, 4\n\t"
+ "addi %[q80], %[q80], 64\n\t"
+ "vle8.v v13, (%[q81])\n\t"
+ "vle8.v v14, (%[q82])\n\t"
+ "vand.vi v2, v2, 0xF\n\t"
+ "addi %[q81], %[q81], 64\n\t"
+ "vsrl.vi v7, v3, 4\n\t"
+ "addi %[q82], %[q82], 64\n\t"
+ "vwmul.vv v16, v0, v8\n\t"
+ "vle8.v v15, (%[q83])\n\t"
+ "vle8.v v0, (%[q40])\n\t"
+ "vand.vi v3, v3, 0xF\n\t"
+ "addi %[q83], %[q83], 64\n\t"
+ "vwmul.vv v24, v2, v12\n\t"
+ "vwmul.vv v20, v4, v10\n\t"
+ "vwmul.vv v28, v6, v14\n\t"
+ "vwmacc.vv v16, v1, v9\n\t"
+ "vle8.v v1, (%[q41])\n\t"
+ "vle8.v v2, (%[q42])\n\t"
+ "vwmacc.vv v24, v3, v13\n\t"
+ "vwmacc.vv v20, v5, v11\n\t"
+ "vwmacc.vv v28, v7, v15\n\t"
+ "addi %[q40], %[q80], 64\n\t"
+ "addi %[q41], %[q81], 64\n\t"
+ "vle8.v v3, (%[q43])\n\t"
+ "vle8.v v8, (%[q80])\n\t"
+ "addi %[q42], %[q82], 64\n\t"
+ "addi %[q43], %[q83], 64\n\t"
+ "vsrl.vi v4, v0, 4\n\t"
+ "vle8.v v9, (%[q81])\n\t"
+ "vle8.v v10, (%[q82])\n\t"
+ "vand.vi v0, v0, 0xF\n\t"
+ "vsrl.vi v5, v1, 4\n\t"
+ "vsrl.vi v7, v3, 4\n\t"
+ "vand.vi v3, v3, 0xF\n\t"
+ "vle8.v v11, (%[q83])\n\t"
+ "vle8.v v12, (%[q40])\n\t"
+ "vand.vi v1, v1, 0xF\n\t"
+ "vsrl.vi v6, v2, 4\n\t"
+ "vand.vi v2, v2, 0xF\n\t"
+ "vwmul.vv v18, v0, v8\n\t"
+ "vle8.v v13, (%[q41])\n\t"
+ "vle8.v v14, (%[q42])\n\t"
+ "vwmul.vv v26, v2, v12\n\t"
+ "vwmul.vv v22, v4, v10\n\t"
+ "vwmul.vv v30, v6, v14\n\t"
+ "vwmacc.vv v18, v1, v9\n\t"
+ "vle8.v v15, (%[q43])\n\t"
+ "vwmacc.vv v26, v3, v13\n\t"
+ "vwmacc.vv v22, v5, v11\n\t"
+ "vwmacc.vv v30, v7, v15\n\t"
+ "vmv.v.x v0, zero\n\t"
+ "vsetivli zero, 16, e16, m2, ta, ma\n\t"
+ "vwredsum.vs v4, v16, v0\n\t"
+ "lbu %[s0], 0(%[scale])\n\t"
+ "vwredsum.vs v5, v20, v0\n\t"
+ "lbu %[s1], 1(%[scale])\n\t"
+ "vwredsum.vs v6, v24, v0\n\t"
+ "lbu %[s2], 2(%[scale])\n\t"
+ "vwredsum.vs v7, v28, v0\n\t"
+ "lbu %[s3], 3(%[scale])\n\t"
+ "vwredsum.vs v8, v18, v0\n\t"
+ "lbu %[q40], 4(%[scale])\n\t"
+ "vwredsum.vs v9, v22, v0\n\t"
+ "lbu %[q41], 5(%[scale])\n\t"
+ "vwredsum.vs v10, v26, v0\n\t"
+ "lbu %[q42], 6(%[scale])\n\t"
+ "vwredsum.vs v11, v30, v0\n\t"
+ "lbu %[q43], 7(%[scale])\n\t"
+ "vsetivli zero, 4, e32, m1, ta, ma\n\t"
+ "vmul.vx v0, v4, %[s0]\n\t"
+ "vmul.vx v1, v8, %[q40]\n\t"
+ "vmacc.vx v0, %[s1], v5\n\t"
+ "vmacc.vx v1, %[q41], v9\n\t"
+ "vmacc.vx v0, %[s2], v6\n\t"
+ "vmacc.vx v1, %[q42], v10\n\t"
+ "vmacc.vx v0, %[s3], v7\n\t"
+ "vmacc.vx v1, %[q43], v11\n\t"
+ "vfcvt.f.x.v v0, v0\n\t"
+ "vfcvt.f.x.v v1, v1\n\t"
+ "vfmv.f.s %[ft2], v0\n\t"
+ "vfmv.f.s %[ftmp], v1\n\t"
+ "fadd.s %[ft2], %[ft2], %[ftmp]\n\t"
+ "fmadd.s %[sumf], %[d], %[ft2], %[sumf]"
+ : [ftmp] "=&f" (ftmp), [sumf] "+&f" (sumf), [ft2] "=&f" (ft2)
+ , [s0] "=&r" (s0), [s1] "=&r" (s1), [s2] "=&r" (s2), [s3] "=&r" (s3)
+ , [q40] "=&r" (q40), [q41] "=&r" (q41), [q42] "=&r" (q42), [q43] "=&r" (q43)
+ , [q80] "=&r" (q80), [q81] "=&r" (q81), [q82] "=&r" (q82), [q83] "=&r" (q83)
+ : [d] "f" (d), [ys] "r" (y[i].qs), [xs] "r" (x[i].qs), [scale] "r" (scales)
+ , [bsums] "r" (y[i].bsums), [mins] "r" (mins), [utmp] "r" (utmp)
+ , [s6b] "r" (&x[i]), [kmask1] "r" (kmask1), [dmin] "f" (dmin)
+ , [kmask2] "r" (kmask2), [kmask3] "r" (kmask3)
+ : "memory"
+ , "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7"
+ , "v8", "v9", "v10", "v11", "v12", "v13", "v14", "v15"
+ , "v16", "v17", "v18", "v19", "v20", "v21", "v22", "v23"
+ , "v24", "v25", "v26", "v27", "v28", "v29", "v30", "v31"
+ );
+ }
+ break;
+ default:
+ assert(false && "Unsupported vector length");
+ break;
+ }
+
+ *s = sumf;
+
+#else
+
+ UNUSED(x);
+ UNUSED(y);
+ UNUSED(kmask1);
+ UNUSED(kmask2);
+ UNUSED(kmask3);
+ UNUSED(nb);
+ UNUSED(utmp);
+
+ ggml_vec_dot_q4_K_q8_K_generic(n, s, bs, vx, bx, vy, by, nrc);
+#endif
+}
+
+void ggml_vec_dot_q5_K_q8_K(int n, float * GGML_RESTRICT s, size_t bs, const void * GGML_RESTRICT vx, size_t bx, const void * GGML_RESTRICT vy, size_t by, int nrc) {
+ assert(n % QK_K == 0);
+ assert(nrc == 1);
+ UNUSED(nrc);
+ UNUSED(bx);
+ UNUSED(by);
+ UNUSED(bs);
+
+ const block_q5_K * GGML_RESTRICT x = vx;
+ const block_q8_K * GGML_RESTRICT y = vy;
+
+ const int nb = n / QK_K;
+
+ static const uint32_t kmask1 = 0x3f3f3f3f;
+ static const uint32_t kmask2 = 0x0f0f0f0f;
+ static const uint32_t kmask3 = 0x03030303;
+
+ uint32_t utmp[4];
+
+#if defined __riscv_v
+
+ const uint8_t * scales = (const uint8_t*)&utmp[0];
+ const uint8_t * mins = (const uint8_t*)&utmp[2];
+
+ float sumf = 0;
+ float sums = 0.0;
+
+ size_t vl;
+
+ for (int i = 0; i < nb; ++i) {
+
+ vl = 8;
+
+ const uint8_t * GGML_RESTRICT q5 = x[i].qs;
+ const uint8_t * GGML_RESTRICT hm = x[i].qh;
+ const int8_t * GGML_RESTRICT q8 = y[i].qs;
+
+ const float d = GGML_CPU_FP16_TO_FP32(x[i].d) * y[i].d;
+ const float dmin = GGML_CPU_FP16_TO_FP32(x[i].dmin) * y[i].d;
+
+ vint16m1_t q8sums_0 = __riscv_vlse16_v_i16m1(y[i].bsums, 4, vl);
+ vint16m1_t q8sums_1 = __riscv_vlse16_v_i16m1(y[i].bsums+1, 4, vl);
+ vint16m1_t q8sums = __riscv_vadd_vv_i16m1(q8sums_0, q8sums_1, vl);
+
+ memcpy(utmp, x[i].scales, 12);
+ utmp[3] = ((utmp[2] >> 4) & kmask2) | (((utmp[1] >> 6) & kmask3) << 4);
+ const uint32_t uaux = utmp[1] & kmask1;
+ utmp[1] = (utmp[2] & kmask2) | (((utmp[0] >> 6) & kmask3) << 4);
+ utmp[2] = uaux;
+ utmp[0] &= kmask1;
+
+ vuint8mf2_t mins8 = __riscv_vle8_v_u8mf2(mins, vl);
+ vint16m1_t v_mins = __riscv_vreinterpret_v_u16m1_i16m1(__riscv_vzext_vf2_u16m1(mins8, vl));
+ vint32m2_t prod = __riscv_vwmul_vv_i32m2(q8sums, v_mins, vl);
+
+ vint32m1_t sumi = __riscv_vredsum_vs_i32m2_i32m1(prod, __riscv_vmv_v_x_i32m1(0, 1), vl);
+ sumf -= dmin * __riscv_vmv_x_s_i32m1_i32(sumi);
+
+ vl = 32;
+ int32_t aux32 = 0;
+ int is = 0;
+
+ uint8_t m = 1;
+ vint32m1_t vzero = __riscv_vmv_v_x_i32m1(0, 1);
+ vuint8m2_t vqh = __riscv_vle8_v_u8m2(hm, vl);
+
+ for (int j = 0; j < QK_K/64; ++j) {
+ // load Q5 and Q8
+ vuint8m2_t q5_x = __riscv_vle8_v_u8m2(q5, vl);
+ vint8m2_t q8_y1 = __riscv_vle8_v_i8m2(q8, vl);
+ vint8m2_t q8_y2 = __riscv_vle8_v_i8m2(q8+32, vl);
+
+ // compute mask for addition
+ vint8m2_t q5_a = __riscv_vreinterpret_v_u8m2_i8m2(__riscv_vand_vx_u8m2(q5_x, 0x0F, vl));
+ vuint8m2_t qh_m1 = __riscv_vand_vx_u8m2(vqh, m, vl);
+ vbool4_t vmask_1 = __riscv_vmsne_vx_u8m2_b4(qh_m1, 0, vl);
+ vint8m2_t q5_m1 = __riscv_vadd_vx_i8m2_mu(vmask_1, q5_a, q5_a, 16, vl);
+ m <<= 1;
+
+ vint8m2_t q5_l = __riscv_vreinterpret_v_u8m2_i8m2(__riscv_vsrl_vx_u8m2(q5_x, 0x04, vl));
+ vuint8m2_t qh_m2 = __riscv_vand_vx_u8m2(vqh, m, vl);
+ vbool4_t vmask_2 = __riscv_vmsne_vx_u8m2_b4(qh_m2, 0, vl);
+ vint8m2_t q5_m2 = __riscv_vadd_vx_i8m2_mu(vmask_2, q5_l, q5_l, 16, vl);
+ m <<= 1;
+
+ vint16m4_t v0 = __riscv_vwmul_vv_i16m4(q5_m1, q8_y1, vl);
+ vint16m4_t v1 = __riscv_vwmul_vv_i16m4(q5_m2, q8_y2, vl);
+
+ vint32m8_t vs1 = __riscv_vwmul_vx_i32m8(v0, scales[is++], vl);
+ vint32m8_t vs2 = __riscv_vwmul_vx_i32m8(v1, scales[is++], vl);
+
+ vint32m1_t vacc1 = __riscv_vredsum_vs_i32m8_i32m1(vs1, vzero, vl);
+ vint32m1_t vacc2 = __riscv_vredsum_vs_i32m8_i32m1(vs2, vacc1, vl);
+
+ aux32 += __riscv_vmv_x_s_i32m1_i32(vacc2);
+ q5 += 32; q8 += 64;
+
+ }
+
+ sums += aux32 * d;
+
+ }
+
+ *s = sumf+sums;
+
+#else
+
+ UNUSED(x);
+ UNUSED(y);
+ UNUSED(kmask1);
+ UNUSED(kmask2);
+ UNUSED(kmask3);
+ UNUSED(nb);
+ UNUSED(utmp);
+
+ ggml_vec_dot_q5_K_q8_K_generic(n, s, bs, vx, bx, vy, by, nrc);
+#endif
+}
+
+void ggml_vec_dot_q6_K_q8_K(int n, float * GGML_RESTRICT s, size_t bs, const void * GGML_RESTRICT vx, size_t bx, const void * GGML_RESTRICT vy, size_t by, int nrc) {
+ assert(n % QK_K == 0);
+ assert(nrc == 1);
+ UNUSED(nrc);
+ UNUSED(bx);
+ UNUSED(by);
+ UNUSED(bs);
+
+ const block_q6_K * GGML_RESTRICT x = vx;
+ const block_q8_K * GGML_RESTRICT y = vy;
+
+ const int nb = n / QK_K;
+
+#if defined __riscv_xtheadvector
+
+ float sumf = 0;
+
+ for (int i = 0; i < nb; ++i) {
+
+ const float d = GGML_CPU_FP16_TO_FP32(x[i].d) * y[i].d;
+
+ const uint8_t * restrict q6 = x[i].ql;
+ const uint8_t * restrict qh = x[i].qh;
+ const int8_t * restrict q8 = y[i].qs;
+
+ const int8_t * restrict scale = x[i].scales;
+
+ int sum_t = 0;
+ int t0;
+
+ for (int j = 0; j < QK_K/128; ++j) {
+ __asm__ __volatile__(
+ "th.vsetvli zero, %[vl32], e8, m2\n\t" // vl == 32
+ "th.vlb.v v4, (%[qh])\n\t"
+ "th.vsll.vi v0, v4, 4\n\t"
+ "th.vsll.vi v2, v4, 2\n\t"
+ "th.vsrl.vi v6, v4, 2\n\t"
+ "th.vsetvli zero, %[vl64], e8, m4\n\t" // vl == 64
+ "th.vlb.v v8, (%[q6])\n\t"
+ "th.vsrl.vi v12, v8, 4\n\t"
+ "th.vand.vi v8, v8, 0xF\n\t"
+ "th.vsetvli zero, %[vl128], e8, m8\n\t" // vl == 128
+ "th.vand.vx v0, v0, %[mask]\n\t"
+ "th.vor.vv v8, v8, v0\n\t"
+ "th.vlb.v v0, (%[q8])\n\t"
+ "th.vsub.vx v8, v8, %[vl32]\n\t"
+ "th.vsetvli zero, %[vl64], e8, m4\n\t" // vl == 64
+ "th.vwmul.vv v16, v0, v8\n\t"
+ "th.vwmul.vv v24, v4, v12\n\t"
+ "li %[t0], 16\n\t"
+ "th.vsetvli zero, %[t0], e16, m2\n\t" // vl == 16
+ "th.vmv.v.x v0, zero\n\t"
+ "th.vwredsum.vs v10, v16, v0\n\t"
+ "th.vwredsum.vs v9, v18, v0\n\t"
+ "th.vwredsum.vs v8, v20, v0\n\t"
+ "th.vwredsum.vs v7, v22, v0\n\t"
+ "th.vwredsum.vs v11, v24, v0\n\t"
+ "th.vwredsum.vs v12, v26, v0\n\t"
+ "th.vwredsum.vs v13, v28, v0\n\t"
+ "th.vwredsum.vs v14, v30, v0\n\t"
+ "li %[t0], 4\n\t"
+ "th.vsetvli zero, %[t0], e32, m1\n\t" // vl == 4
+ "th.vslideup.vi v10, v9, 1\n\t"
+ "th.vslideup.vi v8, v7, 1\n\t"
+ "th.vslideup.vi v11, v12, 1\n\t"
+ "th.vslideup.vi v13, v14, 1\n\t"
+ "th.vslideup.vi v10, v8, 2\n\t"
+ "th.vslideup.vi v11, v13, 2\n\t"
+ "li %[t0], 8\n\t"
+ "th.vsetvli zero, %[t0], e32, m2\n\t" // vl == 8
+ "th.vlb.v v4, (%[scale])\n\t"
+ "th.vmul.vv v2, v4, v10\n\t"
+ "th.vredsum.vs v0, v2, v0\n\t"
+ "th.vmv.x.s %[t0], v0\n\t"
+ "add %[sumi], %[sumi], %[t0]"
+ : [sumi] "+&r" (sum_t), [t0] "=&r" (t0)
+ : [qh] "r" (qh), [q6] "r" (q6), [q8] "r" (q8), [scale] "r" (scale)
+ , [vl32] "r" (32), [vl64] "r" (64), [vl128] "r" (128)
+ , [mask] "r" (0x30)
+ : "memory"
+ , "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7"
+ , "v8", "v9", "v10", "v11", "v12", "v13", "v14", "v15"
+ , "v16", "v17", "v18", "v19", "v20", "v21", "v22", "v23"
+ , "v24", "v25", "v26", "v27", "v28", "v29", "v30", "v31"
+ );
+ q6 += 64; qh += 32; q8 += 128; scale += 8;
+ }
+
+ sumf += d * sum_t;
+
+ }
+
+ *s = sumf;
+
+#elif defined __riscv_v
+
+ float sumf = 0;
+ const int vector_length = __riscv_vlenb() * 8;
+
+ switch (vector_length) {
+ case 256:
+ for (int i = 0; i < nb; ++i) {
+
+ const float d = GGML_CPU_FP16_TO_FP32(x[i].d) * y[i].d;
+
+ const uint8_t * GGML_RESTRICT q6 = x[i].ql;
+ const uint8_t * GGML_RESTRICT qh = x[i].qh;
+ const int8_t * GGML_RESTRICT q8 = y[i].qs;
+
+ const int8_t * GGML_RESTRICT scale = x[i].scales;
+
+ size_t vl;
+
+ vint32m1_t vzero = __riscv_vmv_v_x_i32m1(0, 1);
+
+ int sum_t = 0;
+ int is = 0;
+
+ for (int j = 0; j < QK_K/128; ++j) {
+
+ vl = 32;
+
+ // load qh
+ vuint8m1_t qh_x = __riscv_vle8_v_u8m1(qh, vl);
+
+ // load Q6
+ vuint8m1_t q6_0 = __riscv_vle8_v_u8m1(q6, vl);
+ vuint8m1_t q6_1 = __riscv_vle8_v_u8m1(q6+32, vl);
+
+ vuint8m1_t q6a_0 = __riscv_vand_vx_u8m1(q6_0, 0x0F, vl);
+ vuint8m1_t q6a_1 = __riscv_vand_vx_u8m1(q6_1, 0x0F, vl);
+ vuint8m1_t q6s_0 = __riscv_vsrl_vx_u8m1(q6_0, 0x04, vl);
+ vuint8m1_t q6s_1 = __riscv_vsrl_vx_u8m1(q6_1, 0x04, vl);
+
+ vuint8m1_t qh_0 = __riscv_vand_vx_u8m1(qh_x, 0x03, vl);
+ vuint8m1_t qh_1 = __riscv_vand_vx_u8m1(__riscv_vsrl_vx_u8m1(qh_x, 0x2, vl), 0x03 , vl);
+ vuint8m1_t qh_2 = __riscv_vand_vx_u8m1(__riscv_vsrl_vx_u8m1(qh_x, 0x4, vl), 0x03 , vl);
+ vuint8m1_t qh_3 = __riscv_vand_vx_u8m1(__riscv_vsrl_vx_u8m1(qh_x, 0x6, vl), 0x03 , vl);
+
+ vuint8m1_t qhi_0 = __riscv_vor_vv_u8m1(q6a_0, __riscv_vsll_vx_u8m1(qh_0, 0x04, vl), vl);
+ vuint8m1_t qhi_1 = __riscv_vor_vv_u8m1(q6a_1, __riscv_vsll_vx_u8m1(qh_1, 0x04, vl), vl);
+ vuint8m1_t qhi_2 = __riscv_vor_vv_u8m1(q6s_0, __riscv_vsll_vx_u8m1(qh_2, 0x04, vl), vl);
+ vuint8m1_t qhi_3 = __riscv_vor_vv_u8m1(q6s_1, __riscv_vsll_vx_u8m1(qh_3, 0x04, vl), vl);
+
+ vint8m1_t a_0 = __riscv_vsub_vx_i8m1(__riscv_vreinterpret_v_u8m1_i8m1(qhi_0), 32, vl);
+ vint8m1_t a_1 = __riscv_vsub_vx_i8m1(__riscv_vreinterpret_v_u8m1_i8m1(qhi_1), 32, vl);
+ vint8m1_t a_2 = __riscv_vsub_vx_i8m1(__riscv_vreinterpret_v_u8m1_i8m1(qhi_2), 32, vl);
+ vint8m1_t a_3 = __riscv_vsub_vx_i8m1(__riscv_vreinterpret_v_u8m1_i8m1(qhi_3), 32, vl);
+
+ // load Q8 and take product
+ vint16m2_t va_q_0 = __riscv_vwmul_vv_i16m2(a_0, __riscv_vle8_v_i8m1(q8, vl), vl);
+ vint16m2_t va_q_1 = __riscv_vwmul_vv_i16m2(a_1, __riscv_vle8_v_i8m1(q8+32, vl), vl);
+ vint16m2_t va_q_2 = __riscv_vwmul_vv_i16m2(a_2, __riscv_vle8_v_i8m1(q8+64, vl), vl);
+ vint16m2_t va_q_3 = __riscv_vwmul_vv_i16m2(a_3, __riscv_vle8_v_i8m1(q8+96, vl), vl);
+
+ vl = 16;
+
+ vint32m2_t vaux_0 = __riscv_vwmul_vx_i32m2(__riscv_vget_v_i16m2_i16m1(va_q_0, 0), scale[is+0], vl);
+ vint32m2_t vaux_1 = __riscv_vwmul_vx_i32m2(__riscv_vget_v_i16m2_i16m1(va_q_0, 1), scale[is+1], vl);
+ vint32m2_t vaux_2 = __riscv_vwmul_vx_i32m2(__riscv_vget_v_i16m2_i16m1(va_q_1, 0), scale[is+2], vl);
+ vint32m2_t vaux_3 = __riscv_vwmul_vx_i32m2(__riscv_vget_v_i16m2_i16m1(va_q_1, 1), scale[is+3], vl);
+ vint32m2_t vaux_4 = __riscv_vwmul_vx_i32m2(__riscv_vget_v_i16m2_i16m1(va_q_2, 0), scale[is+4], vl);
+ vint32m2_t vaux_5 = __riscv_vwmul_vx_i32m2(__riscv_vget_v_i16m2_i16m1(va_q_2, 1), scale[is+5], vl);
+ vint32m2_t vaux_6 = __riscv_vwmul_vx_i32m2(__riscv_vget_v_i16m2_i16m1(va_q_3, 0), scale[is+6], vl);
+ vint32m2_t vaux_7 = __riscv_vwmul_vx_i32m2(__riscv_vget_v_i16m2_i16m1(va_q_3, 1), scale[is+7], vl);
+
+ vint32m1_t isum0 = __riscv_vredsum_vs_i32m2_i32m1(__riscv_vadd_vv_i32m2(vaux_0, vaux_1, vl), vzero, vl);
+ vint32m1_t isum1 = __riscv_vredsum_vs_i32m2_i32m1(__riscv_vadd_vv_i32m2(vaux_2, vaux_3, vl), isum0, vl);
+ vint32m1_t isum2 = __riscv_vredsum_vs_i32m2_i32m1(__riscv_vadd_vv_i32m2(vaux_4, vaux_5, vl), isum1, vl);
+ vint32m1_t isum3 = __riscv_vredsum_vs_i32m2_i32m1(__riscv_vadd_vv_i32m2(vaux_6, vaux_7, vl), isum2, vl);
+
+ sum_t += __riscv_vmv_x_s_i32m1_i32(isum3);
+
+ q6 += 64; qh += 32; q8 += 128; is=8;
+
+ }
+
+ sumf += d * sum_t;
+
+ }
+ break;
+ case 128:
+ for (int i = 0; i < nb; ++i) {
+
+ __builtin_prefetch(&x[i + 1].d, 0, 1);
+
+ const float d = GGML_CPU_FP16_TO_FP32(x[i].d) * y[i].d;
+
+ const uint8_t * restrict q6 = x[i].ql;
+ const uint8_t * restrict qh = x[i].qh;
+ const int8_t * restrict q8 = y[i].qs;
+
+ const int8_t * restrict scale = x[i].scales;
+
+ int q6h;
+ float ftmp;
+
+ for (int j = 0; j < QK_K/128; ++j) {
+ __asm__ __volatile__(
+ "addi %[q6h], %[q6], 32\n\t"
+ "ld t0, 0(%[scale])\n\t"
+ "addi %[scale], %[scale], 8\n\t"
+ "slli t6, t0, 1 * 8\n\t"
+ "lb zero, 0(%[q6])\n\t"
+ "slli t5, t0, 2 * 8\n\t"
+ "slli t4, t0, 3 * 8\n\t"
+ "lb zero, 0(%[q6h])\n\t"
+ "slli t3, t0, 4 * 8\n\t"
+ "slli t2, t0, 5 * 8\n\t"
+ "lb zero, 0(%[qh])\n\t"
+ "lb zero, 31(%[q6h])\n\t"
+ "slli t1, t0, 6 * 8\n\t"
+ "srai a7, t0, 56\n\t"
+ "vsetvli zero, %[vl32], e8, m2\n\t"
+ "vle8.v v8, (%[q6])\n\t"
+ "srai t6, t6, 56\n\t"
+ "srai t5, t5, 56\n\t"
+ "srai t4, t4, 56\n\t"
+ "srai t3, t3, 56\n\t"
+ "vle8.v v10, (%[q6h])\n\t"
+ "addi %[q6], %[q6], 64\n\t"
+ "slli t0, t0, 7 * 8\n\t"
+ "srai t2, t2, 56\n\t"
+ "srai t1, t1, 56\n\t"
+ "srai t0, t0, 56\n\t"
+ "vle8.v v4, (%[qh])\n\t"
+ "vsrl.vi v12, v8, 4\n\t"
+ "vsrl.vi v14, v10, 4\n\t"
+ "lb zero, 0(%[q8])\n\t"
+ "vand.vi v8, v8, 0xF\n\t"
+ "vand.vi v10, v10, 0xF\n\t"
+ "lb zero, 32(%[q8])\n\t"
+ "vsll.vi v0, v4, 4\n\t"
+ "vsll.vi v2, v4, 2\n\t"
+ "lb zero, 64(%[q8])\n\t"
+ "vsrl.vi v6, v4, 2\n\t"
+ "vand.vx v0, v0, %[mask]\n\t"
+ "lb zero, 96(%[q8])\n\t"
+ "vand.vx v2, v2, %[mask]\n\t"
+ "vand.vx v4, v4, %[mask]\n\t"
+ "vand.vx v6, v6, %[mask]\n\t"
+ "vor.vv v8, v8, v0\n\t"
+ "lb zero, 127(%[q8])\n\t"
+ "vor.vv v10, v10, v2\n\t"
+ "vor.vv v12, v12, v4\n\t"
+ "vor.vv v14, v14, v6\n\t"
+ "vsetvli zero, %[vl128], e8, m8\n\t"
+ "vle8.v v0, (%[q8])\n\t"
+ "vsub.vx v8, v8, %[vl32]\n\t"
+ "vsetvli zero, %[vl64], e8, m4\n\t"
+ "vwmul.vv v16, v0, v8\n\t"
+ "vwmul.vv v24, v4, v12\n\t"
+ "vsetivli zero, 16, e16, m2\n\t"
+ "vmv.v.x v0, zero\n\t"
+ "vwredsum.vs v10, v16, v0\n\t"
+ "vwredsum.vs v9, v18, v0\n\t"
+ "vwredsum.vs v8, v20, v0\n\t"
+ "vwredsum.vs v7, v22, v0\n\t"
+ "vwredsum.vs v11, v24, v0\n\t"
+ "vwredsum.vs v12, v26, v0\n\t"
+ "vwredsum.vs v13, v28, v0\n\t"
+ "vwredsum.vs v14, v30, v0\n\t"
+ "vsetivli zero, 4, e32, m1\n\t"
+ "vmul.vx v0, v10, t0\n\t"
+ "vmul.vx v1, v9, t1\n\t"
+ "vmacc.vx v0, t2, v8\n\t"
+ "vmacc.vx v1, t3, v7\n\t"
+ "vmacc.vx v0, t4, v11\n\t"
+ "vmacc.vx v1, t5, v12\n\t"
+ "vmacc.vx v0, t6, v13\n\t"
+ "vmacc.vx v1, a7, v14\n\t"
+ "vadd.vv v0, v0, v1\n\t"
+ "vfcvt.f.x.v v0, v0\n\t"
+ "vfmv.f.s %[ftmp], v0\n\t"
+ "fmadd.s %[sumf], %[d], %[ftmp], %[sumf]"
+ : [q6] "+&r" (q6), [q6h] "=&r" (q6h)
+ , [scale] "+&r" (scale)
+ , [sumf] "+&f" (sumf), [ftmp] "=&f" (ftmp)
+ : [qh] "r" (qh), [q8] "r" (q8)
+ , [vl32] "r" (32), [vl64] "r" (64), [vl128] "r" (128)
+ , [mask] "r" (0x30), [d] "f" (d)
+ : "memory"
+ , "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7"
+ , "v8", "v9", "v10", "v11", "v12", "v13", "v14", "v15"
+ , "v16", "v17", "v18", "v19", "v20", "v21", "v22", "v23"
+ , "v24", "v25", "v26", "v27", "v28", "v29", "v30", "v31"
+ , "t0", "t1", "t2", "t3", "t4", "t5", "t6", "a7"
+ , "a6", "a5", "a4", "a3"
+ );
+ qh += 32; q8 += 128;
+ }
+ }
+ break;
+ default:
+ assert(false && "Unsupported vector length");
+ break;
+ }
+
+ *s = sumf;
+
+#else
+
+ UNUSED(x);
+ UNUSED(y);
+ UNUSED(nb);
+
+ ggml_vec_dot_q6_K_q8_K_generic(n, s, bs, vx, bx, vy, by, nrc);
+#endif
+}
+
generated by cgit v1.2.3 (git 2.46.0) at 2026-04-29 12:16:44 +0000