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llama : fix Mamba-2 conv state saving

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* ggml : make the ggml_mul fast broadcast path more consistently formatted
This commit is contained in:
Francis Couture-Harpin 2024-08-21 16:28:07 -04:00
parent 2bfe9de6d3
commit aff96920f9
2 changed files with 3 additions and 3 deletions
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4
ggml/src/ggml.c
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@ -10226,11 +10226,11 @@ static void ggml_compute_forward_mul_f32(
if (scale == 0.0f) {
// NOTE: this also sets NANs to zero, which is not compliant with IEEE754,
// but it is useful when resetting the state of recurrent models.
memset((char *)dst->data + ir*nb1, 0, nb1);
memset((char *) dst->data + ir*nb1, 0, ne0 * sizeof(float));
} else {
if (dst->data != src0->data) {
// src0 is same shape as dst => same indices
memcpy((char *)dst->data + ir*nb1, (char *)src0->data + ir*nb01, ne0 * sizeof(float));
memcpy((char *) dst->data + ir*nb1, (char *) src0->data + ir*nb01, ne0 * sizeof(float));
}
if (scale != 1.0f) {
ggml_vec_scale_f32(ne0, (float *) ((char *) dst->data + ir*nb1), scale);

2
src/llama.cpp
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@ -9335,7 +9335,7 @@ static struct ggml_tensor * llm_build_mamba2(
ggml_cpy(ctx, last_conv,
ggml_view_1d(ctx, conv_states_all,
(d_conv - 1)*(d_inner + 2*n_group*d_state)*(n_seqs),
kv_head*(d_conv - 1)*(d_inner)*ggml_element_size(conv_states_all))));
kv_head*(d_conv - 1)*(d_inner + 2*n_group*d_state)*ggml_element_size(conv_states_all))));
// 1D convolution
// The equivalent is to make a self-overlapping view of conv_x