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vithulep 2024-09-03 14:10:39 +05:30
parent 6a6cfd6c6f
commit a9a9f66692
1 changed files with 37 additions and 37 deletions
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74
ggml/src/ggml-quants.c
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@ -3823,13 +3823,13 @@ void ggml_vec_dot_q4_0_q8_0(int n, float * restrict s, size_t bs, const void * r
svfloat32_t sumv1 = svdup_n_f32(0.0f);
const int vector_length = ggml_sve_cnt_b*8;
// VLA Implementation using switch case
// VLA Implementation using switch case
switch(vector_length)
{
{
case 128:
// predicate for activating higher lanes for 4 float32 elements
const svbool_t pg =svptrue_pat_b32(SV_VL4);
for (; ib + 1 < nb; ib += 2) {
const block_q4_0 * restrict x0 = &x[ib + 0];
const block_q4_0 * restrict x1 = &x[ib + 1];
@ -3866,15 +3866,15 @@ void ggml_vec_dot_q4_0_q8_0(int n, float * restrict s, size_t bs, const void * r
sumf = svaddv_f32(svptrue_b32(), svadd_f32_x(svptrue_b32(), sumv0, sumv1));
break;
break;
case 256:
case 256:
// predicate for activating higher lanes for 16 int8 elements
const svbool_t ptrueh_256 = svptrue_pat_b8(SV_VL16);
// predicate for activating lower lanes for 16 int8 elements
const svbool_t ptruel_256 = svnot_b_z(svptrue_b8(), ptrueh_256);
for (; ib + 1 < nb; ib += 2) {
const block_q4_0 * restrict x0 = &x[ib + 0];
const block_q4_0 * restrict x1 = &x[ib + 1];
@ -3904,14 +3904,14 @@ void ggml_vec_dot_q4_0_q8_0(int n, float * restrict s, size_t bs, const void * r
sumf = svaddv_f32(svptrue_b32(), svadd_f32_x(svptrue_b32(), sumv0, sumv1));
break;
break;
case 512:
// predicate for activating higher lanes for 32 int8 elements
const svbool_t ptrue = svptrue_pat_b8(SV_VL32);
// predicate for activating higher lanes for 16 int8 elements
// predicate for activating higher lanes for 16 int8 elements
const svbool_t ptrueh = svptrue_pat_b8(SV_VL16);
// predicate for activating lower lanes for 16 int8 elements from first 32 int8 activated lanes
// predicate for activating lower lanes for 16 int8 elements from first 32 int8 activated lanes
const svbool_t ptruel = svnot_b_z(ptrue, ptrueh);
for (; ib < nb; ib += 2) {
@ -3942,9 +3942,9 @@ void ggml_vec_dot_q4_0_q8_0(int n, float * restrict s, size_t bs, const void * r
}
sumf = svaddv_f32(ptrue, svadd_f32_x(ptrue, sumv0, sumv1));
break;
default:
break;
default:
break;
}
@ -5403,20 +5403,20 @@ void ggml_vec_dot_q8_0_q8_0(int n, float * restrict s, size_t bs, const void * r
const int vector_length = ggml_sve_cnt_b*8;
//VLA Implemenation for SVE
//VLA Implemenation for SVE
switch(vector_length)
{
{
case 128:
// predicate for activating lanes for 16 Int8 elements
svbool_t pg1 =svptrue_pat_b8(SV_VL16);
svbool_t pg =svptrue_pat_b32(SV_VL4);
for (; ib + 1 < nb; ib += 2) {
for (; ib + 1 < nb; ib += 2) {
const block_q8_0 * restrict x0 = &x[ib + 0];
const block_q8_0 * restrict x1 = &x[ib + 1];
const block_q8_0 * restrict y0 = &y[ib + 0];
const block_q8_0 * restrict y1 = &y[ib + 1];
// load x
const svint8_t qx0_0 = svld1_s8(pg1, x0->qs);
const svint8_t qx0_1 = svld1_s8(pg1, x0->qs+16);
@ -5434,11 +5434,11 @@ void ggml_vec_dot_q8_0_q8_0(int n, float * restrict s, size_t bs, const void * r
}
sumf = svaddv_f32(pg, svadd_f32_x(pg, sumv0, sumv1));
break;
sumf = svaddv_f32(pg, svadd_f32_x(pg, sumv0, sumv1));
break;
case 256:
//printf("sve256");
//printf("sve256");
for (; ib + 1 < nb; ib += 2) {
const block_q8_0 * restrict x0 = &x[ib + 0];
const block_q8_0 * restrict x1 = &x[ib + 1];
@ -5452,24 +5452,24 @@ void ggml_vec_dot_q8_0_q8_0(int n, float * restrict s, size_t bs, const void * r
// load y
const svint8_t qy0 = svld1_s8(svptrue_b8(), y0->qs);
const svint8_t qy1 = svld1_s8(svptrue_b8(), y1->qs);
sumv0 = svmla_n_f32_x(svptrue_b32(), sumv0, svcvt_f32_s32_x(svptrue_b32(), svdot_s32(svdup_n_s32(0), qx0, qy0)), GGML_FP16_TO_FP32(x0->d)*GGML_FP16_TO_FP32(y0->d));
sumv1 = svmla_n_f32_x(svptrue_b32(), sumv1, svcvt_f32_s32_x(svptrue_b32(), svdot_s32(svdup_n_s32(0), qx1, qy1)), GGML_FP16_TO_FP32(x1->d)*GGML_FP16_TO_FP32(y1->d));
}
sumf = svaddv_f32(svptrue_b32(), svadd_f32_x(svptrue_b32(), sumv0, sumv1));
break;
}
sumf = svaddv_f32(svptrue_b32(), svadd_f32_x(svptrue_b32(), sumv0, sumv1));
break;
case 512:
// predicate for activating high 256 bit
// predicate for activating high 256 bit
const svbool_t ptrueh = svptrue_pat_b8(SV_VL32);
// predicate for activating low 256 bit
// predicate for activating low 256 bit
const svbool_t ptruel = svnot_b_z(svptrue_b8(), ptrueh);
// predicate for activating high lanes for 8 float32 elements
svbool_t asd = svptrue_pat_b32(SV_VL8);
// predicate for activating low lanes for 8 float32 elements
svbool_t dsa = svnot_b_z(svptrue_b32(), asd);
svbool_t dsa = svnot_b_z(svptrue_b32(), asd);
svfloat32_t sumv00 = svdup_n_f32(0.0f);
@ -5480,9 +5480,9 @@ void ggml_vec_dot_q8_0_q8_0(int n, float * restrict s, size_t bs, const void * r
const block_q8_0 * restrict y0 = &y[ib + 0];
const block_q8_0 * restrict y1 = &y[ib + 1];
//load 32 int8_t in first half of vector and put another 32 int8_t in second vector lower bits
//load 32 int8_t in first half of vector and put another 32 int8_t in second vector lower bits
// and add them to make one 64 element vector
// load x
// load x
const svint8_t qx_32 = svld1_s8(ptrueh,x0->qs);
svint8_t qx_64 = svld1_s8(ptruel,x0->qs+2);
qx_64 = svadd_s8_x(svptrue_b8(), qx_32, qx_64);
@ -5491,11 +5491,11 @@ void ggml_vec_dot_q8_0_q8_0(int n, float * restrict s, size_t bs, const void * r
const svint8_t qy_32 = svld1_s8(ptrueh,y0->qs);
svint8_t qy_64 = svld1_s8(ptruel,y0->qs+2);
qy_64 = svadd_s8_x(svptrue_b8(), qy_32, qy_64);
// scale creation
// scale creation
float32_t deq1= GGML_FP16_TO_FP32(x0->d)*GGML_FP16_TO_FP32(y0->d);
float32_t deq2 = GGML_FP16_TO_FP32(x1->d)*GGML_FP16_TO_FP32(y1->d);
// duplicate deq1 in first half of vector and deq2 in second half of vector
svfloat32_t temp = svdup_f32_m(svdup_f32_z(asd, deq1), dsa,deq2);
@ -5503,16 +5503,16 @@ void ggml_vec_dot_q8_0_q8_0(int n, float * restrict s, size_t bs, const void * r
svfloat32_t sumvt = svdup_n_f32(0.0f);
sumvt = svcvt_f32_s32_x(svptrue_b32(), svdot_s32(svdup_n_s32(0), qx_64, qy_64));
sumv00 = svmla_f32_m(svptrue_b32(),sumv00,sumvt,temp);
}
sumf = svaddv_f32(svptrue_b32(), sumv00);
sumf = svaddv_f32(svptrue_b32(), sumv00);
break;
default:
break;
default:
break;
}
#elif defined(__ARM_NEON)