DeepseekV4: Add fused hyper-connection ops (#25585)

* dsv4 hc-ops

* add missing files;

* add cparams

* update rpc version

* address review comments

* address review comments

ggml/src/ggml.c

@@ -1080,6 +1080,9 @@ static const char * GGML_OP_NAME[GGML_OP_COUNT] = {
     "SOLVE_TRI",
     "GATED_DELTA_NET",
     "LIGHTNING_INDEXER",
+    "DSV4_HC_COMB",
+    "DSV4_HC_PRE",
+    "DSV4_HC_POST",
 
     "UNARY",
 
@@ -1097,7 +1100,7 @@ static const char * GGML_OP_NAME[GGML_OP_COUNT] = {
     "GLU",
 };
 
-static_assert(GGML_OP_COUNT == 98, "GGML_OP_COUNT != 98");
+static_assert(GGML_OP_COUNT == 101, "GGML_OP_COUNT != 101");
 
 static const char * GGML_OP_SYMBOL[GGML_OP_COUNT] = {
     "none",
@@ -1192,6 +1195,9 @@ static const char * GGML_OP_SYMBOL[GGML_OP_COUNT] = {
     "A X = B, A triangular, solve X",
     "gated_delta_net(q, k, v, g, beta, s)",
     "lightning_indexer(q, k, weights, mask)",
+    "dsv4_hc_comb(mixes, scale, base)",
+    "dsv4_hc_pre(x, weights)",
+    "dsv4_hc_post(x, residual, post, comb)",
 
     "unary(x)",
 
@@ -1209,7 +1215,7 @@ static const char * GGML_OP_SYMBOL[GGML_OP_COUNT] = {
     "glu(x)",
 };
 
-static_assert(GGML_OP_COUNT == 98, "GGML_OP_COUNT != 98");
+static_assert(GGML_OP_COUNT == 101, "GGML_OP_COUNT != 101");
 
 static_assert(GGML_OP_POOL_COUNT == 2, "GGML_OP_POOL_COUNT != 2");
 
@@ -5437,6 +5443,7 @@ struct ggml_tensor * ggml_flash_attn_ext(
     return result;
 }
 
+
 void ggml_flash_attn_ext_set_prec(
         struct ggml_tensor * a,
         enum ggml_prec       prec) {
@@ -6337,6 +6344,132 @@ struct ggml_tensor * ggml_lightning_indexer(
     return result;
 }
 
+// ggml_dsv4_hc_comb
+
+struct ggml_tensor * ggml_dsv4_hc_comb(
+        struct ggml_context * ctx,
+        struct ggml_tensor  * mixes,
+        struct ggml_tensor  * scale,
+        struct ggml_tensor  * base,
+        float                 eps,
+        int32_t               n_iter) {
+    GGML_ASSERT(mixes->type == GGML_TYPE_F32);
+    GGML_ASSERT(scale->type == GGML_TYPE_F32);
+    GGML_ASSERT(base->type == GGML_TYPE_F32);
+    GGML_ASSERT(n_iter > 0);
+
+    const int64_t hc_mix_dim = mixes->ne[0];
+    const int64_t n_tokens   = mixes->ne[1];
+
+    int64_t hc = 0;
+    for (int64_t i = 1; i*i + 2*i <= hc_mix_dim; ++i) {
+        if ((2 + i)*i == hc_mix_dim) {
+            hc = i;
+            break;
+        }
+    }
+
+    GGML_ASSERT(hc > 0);
+    GGML_ASSERT(hc == 4);
+    GGML_ASSERT(mixes->ne[2] == 1);
+    GGML_ASSERT(mixes->ne[3] == 1);
+    GGML_ASSERT(scale->ne[0] >= 3);
+    GGML_ASSERT(scale->ne[1] == 1);
+    GGML_ASSERT(scale->ne[2] == 1);
+    GGML_ASSERT(scale->ne[3] == 1);
+    GGML_ASSERT(base->ne[0] == hc_mix_dim);
+    GGML_ASSERT(base->ne[1] == 1);
+    GGML_ASSERT(base->ne[2] == 1);
+    GGML_ASSERT(base->ne[3] == 1);
+
+    struct ggml_tensor * result = ggml_new_tensor_3d(ctx, GGML_TYPE_F32, hc, hc, n_tokens);
+
+    ggml_set_op_params_f32(result, 0, eps);
+    ggml_set_op_params_i32(result, 1, n_iter);
+
+    result->op     = GGML_OP_DSV4_HC_COMB;
+    result->src[0] = mixes;
+    result->src[1] = scale;
+    result->src[2] = base;
+
+    return result;
+}
+
+// ggml_dsv4_hc_pre
+
+struct ggml_tensor * ggml_dsv4_hc_pre(
+        struct ggml_context * ctx,
+        struct ggml_tensor  * x,
+        struct ggml_tensor  * weights) {
+    GGML_ASSERT(x->type == GGML_TYPE_F32);
+    GGML_ASSERT(weights->type == GGML_TYPE_F32);
+
+    const int64_t n_embd   = x->ne[0];
+    const int64_t hc       = x->ne[1];
+    const int64_t n_tokens = x->ne[2];
+
+    GGML_ASSERT(hc > 0);
+    GGML_ASSERT(x->ne[3] == 1);
+    GGML_ASSERT(weights->ne[0] == hc);
+    GGML_ASSERT(weights->ne[1] == n_tokens);
+    GGML_ASSERT(weights->ne[2] == 1);
+    GGML_ASSERT(weights->ne[3] == 1);
+
+    struct ggml_tensor * result = ggml_new_tensor_2d(ctx, GGML_TYPE_F32, n_embd, n_tokens);
+
+    result->op     = GGML_OP_DSV4_HC_PRE;
+    result->src[0] = x;
+    result->src[1] = weights;
+
+    return result;
+}
+
+// ggml_dsv4_hc_post
+
+struct ggml_tensor * ggml_dsv4_hc_post(
+        struct ggml_context * ctx,
+        struct ggml_tensor  * x,
+        struct ggml_tensor  * residual,
+        struct ggml_tensor  * post,
+        struct ggml_tensor  * comb) {
+    GGML_ASSERT(x->type == GGML_TYPE_F32);
+    GGML_ASSERT(residual->type == GGML_TYPE_F32);
+    GGML_ASSERT(post->type == GGML_TYPE_F32);
+    GGML_ASSERT(comb->type == GGML_TYPE_F32);
+
+    const int64_t n_embd   = x->ne[0];
+    const int64_t n_tokens = x->ne[1];
+    const int64_t hc       = residual->ne[1];
+
+    GGML_ASSERT(hc > 0);
+    GGML_ASSERT(x->ne[2] == 1);
+    GGML_ASSERT(x->ne[3] == 1);
+
+    GGML_ASSERT(residual->ne[0] == n_embd);
+    GGML_ASSERT(residual->ne[2] == n_tokens);
+    GGML_ASSERT(residual->ne[3] == 1);
+
+    GGML_ASSERT(post->ne[0] == hc);
+    GGML_ASSERT(post->ne[1] == n_tokens);
+    GGML_ASSERT(post->ne[2] == 1);
+    GGML_ASSERT(post->ne[3] == 1);
+
+    GGML_ASSERT(comb->ne[0] == hc);
+    GGML_ASSERT(comb->ne[1] == hc);
+    GGML_ASSERT(comb->ne[2] == n_tokens);
+    GGML_ASSERT(comb->ne[3] == 1);
+
+    struct ggml_tensor * result = ggml_new_tensor_3d(ctx, GGML_TYPE_F32, n_embd, hc, n_tokens);
+
+    result->op     = GGML_OP_DSV4_HC_POST;
+    result->src[0] = x;
+    result->src[1] = residual;
+    result->src[2] = post;
+    result->src[3] = comb;
+
+    return result;
+}
+
 ////////////////////////////////////////////////////////////////////////////////
 
 struct ggml_hash_set ggml_hash_set_new(size_t size) {