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hexagon: add fp16 support for binary ops: add,sub,mul,div (#20139)

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* hexagon: add fp16 support for binary ops: add,sub,mul,div

* hexagon: fix test-backend-ops failures for fp16 binary ops on older arches (<v79)

* hexagon: decide on n_threads (aka n_jobs) early to avoid overallocating scratchpad

* snapdragon: fix readme link

---------

Co-authored-by: Max Krasnyansky <maxk@qti.qualcomm.com>
This commit is contained in:
YardenTal44
2026-03-05 18:29:13 -08:00
committed by GitHub
co-authored by Max Krasnyansky
parent a0ed91a442
commit 2b10b62677
16 changed files with 637 additions and 378 deletions
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ggml/src/ggml-hexagon/htp/get-rows-ops.c
+4 -3
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@@ -82,6 +82,8 @@ static void get_rows_thread_f32_f32(unsigned int nth, unsigned int ith, void *da
int op_get_rows(struct htp_ops_context * octx) {
get_rows_preamble;
const uint32_t n_threads = MIN(nr, octx->n_threads);
if (octx->src0.type != HTP_TYPE_F32) {
return HTP_STATUS_NO_SUPPORT;
}
@@ -103,9 +105,8 @@ int op_get_rows(struct htp_ops_context * octx) {
grctx.get_rows_div_ne10 = init_fastdiv_values(octx->src1.ne[0]);
grctx.get_rows_div_ne10_ne11 = init_fastdiv_values(octx->src1.ne[0] * octx->src1.ne[1]);
const uint32_t n_jobs = MIN(nr, octx->n_threads);
grctx.src1_nrows_per_thread = (nr + n_jobs - 1) / n_jobs;
grctx.src1_nrows_per_thread = (nr + n_threads - 1) / n_threads;
worker_pool_run_func(octx->ctx->worker_pool, get_rows_thread_f32_f32, &grctx, n_jobs);
worker_pool_run_func(octx->ctx->worker_pool, get_rows_thread_f32_f32, &grctx, n_threads);
return HTP_STATUS_OK;
}