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ggml: add support for float16 input tensors in pooling operations (ggml/895)

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* Add support for float16 tensors in 1d pooling operations

* Add support for float16 input tensors in 2d pooling operations

* code cleanup

remove unnecessary casting during srow ptr initialization

---------

Co-authored-by: vanaka11 <vanaka1189@gmail.com>
This commit is contained in:
Ivan Filipov 2024-07-22 14:32:02 +03:00 committed by Georgi Gerganov
parent 203b7f1531
commit 9f77d899b7
1 changed files with 12 additions and 12 deletions
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20
ggml/src/ggml.c
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@ -14746,7 +14746,7 @@ static void ggml_compute_forward_pool_1d_sk_p0(
const struct ggml_tensor * src = dst->src[0];
assert(src->type == GGML_TYPE_F32);
assert(src->type == GGML_TYPE_F32 || src->type == GGML_TYPE_F16);
if (params->ith != 0) {
return;
@ -14759,10 +14759,8 @@ static void ggml_compute_forward_pool_1d_sk_p0(
const int64_t rs = dst->ne[0];
while (cdata < data_end) {
const float * const srow = (const float *)cdata;
const void * srow = (const void *)cdata;
int j = 0;
for (int64_t i = 0; i < rs; ++i) {
switch (op) {
case GGML_OP_POOL_AVG: drow[i] = 0; break;
@ -14770,9 +14768,10 @@ static void ggml_compute_forward_pool_1d_sk_p0(
case GGML_OP_POOL_COUNT: GGML_ABORT("fatal error");
}
for (int ki = 0; ki < k; ++ki) {
const float srow_j = (src->type == GGML_TYPE_F32) ? ((const float*)srow)[j] : GGML_FP16_TO_FP32(((const ggml_fp16_t*)srow)[j]);
switch (op) {
case GGML_OP_POOL_AVG: drow[i] += srow[j]; break;
case GGML_OP_POOL_MAX: if (srow[j] > drow[i]) drow[i] = srow[j]; break;
case GGML_OP_POOL_AVG: drow[i] += srow_j; break;
case GGML_OP_POOL_MAX: if (srow_j > drow[i]) drow[i] = srow_j; break;
case GGML_OP_POOL_COUNT: GGML_ABORT("fatal error");
}
++j;
@ -14814,7 +14813,7 @@ static void ggml_compute_forward_pool_2d(
const struct ggml_tensor * src = dst->src[0];
GGML_ASSERT(src->type == GGML_TYPE_F32);
assert(src->type == GGML_TYPE_F32 || src->type == GGML_TYPE_F16);
if (params->ith != 0) {
return;
@ -14857,13 +14856,14 @@ static void ggml_compute_forward_pool_2d(
for (int ky = 0; ky < k1; ++ky) {
if (iy + ky < 0 || iy + ky >= src->ne[1]) continue;
const float * const srow = (const float *)(cdata + src->nb[1] * (iy + ky));
const void * srow = (const void *)(cdata + src->nb[1] * (iy + ky));
for (int kx = 0; kx < k0; ++kx) {
int j = ix + kx;
if (j < 0 || j >= src->ne[0]) continue;
const float srow_j = (src->type == GGML_TYPE_F32) ? ((const float*)srow)[j] : GGML_FP16_TO_FP32(((const ggml_fp16_t*)srow)[j]);
switch (op) {
case GGML_OP_POOL_AVG: *out += srow[j]; break;
case GGML_OP_POOL_MAX: if (srow[j] > *out) *out = srow[j]; break;
case GGML_OP_POOL_AVG: *out += srow_j; break;
case GGML_OP_POOL_MAX: if (srow_j > *out) *out = srow_j; break;
case GGML_OP_POOL_COUNT: GGML_ABORT("fatal error");
}
}