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llama : add support for DeepSeek V3 model.

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This commit is contained in:
Stanisław Szymczyk 2025-01-02 10:15:53 +01:00
parent 0061955a06
commit a43d4953ba
3 changed files with 86 additions and 5 deletions
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1
include/llama.h
View file

@ -105,6 +105,7 @@ extern "C" {
LLAMA_VOCAB_PRE_TYPE_EXAONE = 25,
LLAMA_VOCAB_PRE_TYPE_CHAMELEON = 26,
LLAMA_VOCAB_PRE_TYPE_MINERVA = 27,
LLAMA_VOCAB_PRE_TYPE_DEEPSEEK3_LLM = 28,
};
enum llama_rope_type {

7
src/llama-vocab.cpp
View file

@ -396,6 +396,13 @@ struct llm_tokenizer_bpe : llm_tokenizer {
"\\p{N}+",
};
break;
case LLAMA_VOCAB_PRE_TYPE_DEEPSEEK3_LLM:
regex_exprs = {
"\\p{N}{1,3}",
"[一-龥぀-ゟ゠-ヿ]+",
"[!\"#$%&'()*+,\\-./:;<=>?@\\[\\\\\\]^_`{|}~][A-Za-z]+|[^\r\n\\p{L}\\p{P}\\p{S}]?[\\p{L}\\p{M}]+| ?[\\p{P}\\p{S}]+[\r\n]*|\\s*[\r\n]+|\\s+(?!\\S)|\\s+",
};
break;
case LLAMA_VOCAB_PRE_TYPE_DEEPSEEK_CODER:
regex_exprs = {
"[\r\n]",

81
src/llama.cpp
View file

@ -78,7 +78,7 @@
// bump if necessary
#define LLAMA_MAX_LAYERS 512
#define LLAMA_MAX_EXPERTS 160 // DeepSeekV2
#define LLAMA_MAX_EXPERTS 256 // DeepSeekV3
//
// helpers
@ -289,6 +289,8 @@ enum llm_kv {
LLM_KV_EXPERT_USED_COUNT,
LLM_KV_EXPERT_SHARED_COUNT,
LLM_KV_EXPERT_WEIGHTS_SCALE,
LLM_KV_EXPERT_WEIGHTS_NORM,
LLM_KV_EXPERT_GATING_FUNC,
LLM_KV_POOLING_TYPE,
LLM_KV_LOGIT_SCALE,
LLM_KV_DECODER_START_TOKEN_ID,
@ -415,6 +417,8 @@ static const std::map<llm_kv, const char *> LLM_KV_NAMES = {
{ LLM_KV_EXPERT_USED_COUNT, "%s.expert_used_count" },
{ LLM_KV_EXPERT_SHARED_COUNT, "%s.expert_shared_count" },
{ LLM_KV_EXPERT_WEIGHTS_SCALE, "%s.expert_weights_scale" },
{ LLM_KV_EXPERT_WEIGHTS_NORM, "%s.expert_weights_norm" },
{ LLM_KV_EXPERT_GATING_FUNC, "%s.expert_gating_func" },
{ LLM_KV_POOLING_TYPE, "%s.pooling_type" },
{ LLM_KV_LOGIT_SCALE, "%s.logit_scale" },
{ LLM_KV_DECODER_START_TOKEN_ID, "%s.decoder_start_token_id" },
@ -560,6 +564,7 @@ enum llm_tensor {
LLM_TENSOR_FFN_DOWN_SHEXP,
LLM_TENSOR_FFN_GATE_SHEXP,
LLM_TENSOR_FFN_UP_SHEXP,
LLM_TENSOR_FFN_EXPERT_WEIGHTS_B,
LLM_TENSOR_ATTN_Q_NORM,
LLM_TENSOR_ATTN_K_NORM,
LLM_TENSOR_LAYER_OUT_NORM,
@ -1429,6 +1434,7 @@ static const std::map<llm_arch, std::map<llm_tensor, const char *>> LLM_TENSOR_N
{ LLM_TENSOR_FFN_GATE_SHEXP, "blk.%d.ffn_gate_shexp" },
{ LLM_TENSOR_FFN_DOWN_SHEXP, "blk.%d.ffn_down_shexp" },
{ LLM_TENSOR_FFN_UP_SHEXP, "blk.%d.ffn_up_shexp" },
{ LLM_TENSOR_FFN_EXPERT_WEIGHTS_B, "blk.%d.expert_weights_b" },
},
},
{
@ -2558,6 +2564,7 @@ enum e_model {
MODEL_70B,
MODEL_236B,
MODEL_314B,
MODEL_671B,
MODEL_SMALL,
MODEL_MEDIUM,
MODEL_LARGE,
@ -2586,6 +2593,19 @@ struct llama_hparams_convnext {
uint32_t n_layer;
};
enum llm_expert_gating_func_type {
LLM_EXPERT_GATING_FUNC_SOFTMAX = 1,
LLM_EXPERT_GATING_FUNC_SIGMOID = 2,
};
static const char * llama_expert_gating_func_name(llm_expert_gating_func_type type) {
switch (type) {
case LLM_EXPERT_GATING_FUNC_SOFTMAX: return "softmax";
case LLM_EXPERT_GATING_FUNC_SIGMOID: return "sigmoid";
default: return "unknown";
}
}
struct llama_hparams {
bool vocab_only;
bool rope_finetuned;
@ -2621,6 +2641,8 @@ struct llama_hparams {
uint32_t n_ff_shexp = 0;
uint32_t n_expert_shared = 0;
float expert_weights_scale = 0.0;
bool expert_weights_norm = false;
uint32_t expert_gating_func = LLM_EXPERT_GATING_FUNC_SOFTMAX;
float f_norm_eps;
float f_norm_rms_eps;
@ -2912,6 +2934,7 @@ struct llama_layer {
struct ggml_tensor * ffn_down_b = nullptr; // b2
struct ggml_tensor * ffn_up_b = nullptr; // b3
struct ggml_tensor * ffn_act = nullptr;
struct ggml_tensor * ffn_expert_weights_bias = nullptr;
// mamba proj
struct ggml_tensor * ssm_in = nullptr;
@ -5577,6 +5600,7 @@ static const char * llama_model_type_name(e_model type) {
case MODEL_70B: return "70B";
case MODEL_236B: return "236B";
case MODEL_314B: return "314B";
case MODEL_671B: return "671B";
case MODEL_SMALL: return "0.1B";
case MODEL_MEDIUM: return "0.4B";
case MODEL_LARGE: return "0.8B";
@ -6288,11 +6312,14 @@ static void llm_load_hparams(
ml.get_key(LLM_KV_EXPERT_FEED_FORWARD_LENGTH, hparams.n_ff_exp);
ml.get_key(LLM_KV_EXPERT_SHARED_COUNT, hparams.n_expert_shared);
ml.get_key(LLM_KV_EXPERT_WEIGHTS_SCALE, hparams.expert_weights_scale);
ml.get_key(LLM_KV_EXPERT_WEIGHTS_NORM, hparams.expert_weights_norm, false);
ml.get_key(LLM_KV_EXPERT_GATING_FUNC, hparams.expert_gating_func, false);
ml.get_key(LLM_KV_ROPE_SCALING_YARN_LOG_MUL, hparams.rope_yarn_log_mul);
switch (hparams.n_layer) {
case 27: model.type = e_model::MODEL_16B; break;
case 60: model.type = e_model::MODEL_236B; break;
case 61: model.type = e_model::MODEL_671B; break;
default: model.type = e_model::MODEL_UNKNOWN;
}
} break;
@ -6616,6 +6643,10 @@ static void llm_load_vocab(
tokenizer_pre == "deepseek-coder") {
vocab.type_pre = LLAMA_VOCAB_PRE_TYPE_DEEPSEEK_CODER;
vocab.tokenizer_clean_spaces = false;
} else if (
tokenizer_pre == "deepseek-v3") {
vocab.type_pre = LLAMA_VOCAB_PRE_TYPE_DEEPSEEK3_LLM;
vocab.tokenizer_clean_spaces = false;
} else if (
tokenizer_pre == "falcon") {
vocab.type_pre = LLAMA_VOCAB_PRE_TYPE_FALCON;
@ -7300,6 +7331,8 @@ static void llm_load_print_meta(llama_model_loader & ml, llama_model & model) {
LLAMA_LOG_INFO("%s: n_ff_exp = %d\n", __func__, hparams.n_ff_exp);
LLAMA_LOG_INFO("%s: n_expert_shared = %d\n", __func__, hparams.n_expert_shared);
LLAMA_LOG_INFO("%s: expert_weights_scale = %.1f\n", __func__, hparams.expert_weights_scale);
LLAMA_LOG_INFO("%s: expert_weights_norm = %d\n", __func__, hparams.expert_weights_norm);
LLAMA_LOG_INFO("%s: expert_gating_func = %s\n", __func__, llama_expert_gating_func_name((enum llm_expert_gating_func_type) hparams.expert_gating_func));
LLAMA_LOG_INFO("%s: rope_yarn_log_mul = %.4f\n", __func__, hparams.rope_yarn_log_mul);
}
@ -7447,6 +7480,7 @@ static const std::map<llm_tensor, llm_tensor_info> llm_tensor_info_mapping = {
{LLM_TENSOR_FFN_DOWN_EXPS, {LLM_TENSOR_LAYER_REPEATING, GGML_OP_MUL_MAT_ID}},
{LLM_TENSOR_FFN_GATE_EXPS, {LLM_TENSOR_LAYER_REPEATING, GGML_OP_MUL_MAT_ID}},
{LLM_TENSOR_FFN_UP_EXPS, {LLM_TENSOR_LAYER_REPEATING, GGML_OP_MUL_MAT_ID}},
{LLM_TENSOR_FFN_EXPERT_WEIGHTS_B, {LLM_TENSOR_LAYER_REPEATING, GGML_OP_ADD}},
// this tensor is loaded for T5, but never used
{LLM_TENSOR_DEC_CROSS_ATTN_REL_B, {LLM_TENSOR_LAYER_REPEATING, GGML_OP_NONE}},
{LLM_TENSOR_CONV1D, {LLM_TENSOR_LAYER_INPUT, GGML_OP_IM2COL}},
@ -9249,6 +9283,7 @@ static bool llm_load_tensors(
layer.ffn_up = create_tensor(tn(LLM_TENSOR_FFN_UP, "weight", i), {n_embd, n_ff}, 0);
} else {
layer.ffn_gate_inp = create_tensor(tn(LLM_TENSOR_FFN_GATE_INP, "weight", i), {n_embd, n_expert}, 0);
layer.ffn_expert_weights_bias = create_tensor(tn(LLM_TENSOR_FFN_EXPERT_WEIGHTS_B, "bias", i), {n_expert}, llama_model_loader::TENSOR_NOT_REQUIRED);
if (n_expert == 0) {
throw std::runtime_error("n_expert must be > 0");
@ -10229,12 +10264,14 @@ static struct ggml_tensor * llm_build_moe_ffn(
struct ggml_tensor * up_exps,
struct ggml_tensor * gate_exps,
struct ggml_tensor * down_exps,
struct ggml_tensor * expert_weights_b,
int64_t n_expert,
int64_t n_expert_used,
llm_ffn_op_type type_op,
bool norm_w,
bool scale_w,
float w_scale,
llm_expert_gating_func_type gating_op,
const llm_build_cb & cb,
int il) {
int64_t n_embd = cur->ne[0];
@ -10243,11 +10280,31 @@ static struct ggml_tensor * llm_build_moe_ffn(
ggml_tensor * logits = llm_build_lora_mm(lctx, ctx, gate_inp, cur); // [n_expert, n_tokens]
cb(logits, "ffn_moe_logits", il);
ggml_tensor * probs = ggml_soft_max(ctx, logits); // [n_expert, n_tokens]
ggml_tensor * probs = nullptr;
switch (gating_op) {
case LLM_EXPERT_GATING_FUNC_SOFTMAX:
{
probs = ggml_soft_max(ctx, logits); // [n_expert, n_tokens]
cb(probs, "ffn_moe_probs", il);
} break;
case LLM_EXPERT_GATING_FUNC_SIGMOID:
{
probs = ggml_sigmoid(ctx, logits); // [n_expert, n_tokens]
cb(probs, "ffn_moe_sigm", il);
} break;
default:
GGML_ABORT("fatal error");
}
// add experts selection bias - introduced in DeepSeek V3
ggml_tensor * selection_probs = probs;
if (expert_weights_b != nullptr) {
selection_probs = ggml_add(ctx, probs, expert_weights_b);
cb(selection_probs, "ffn_moe_sigm_biased", il);
}
// select experts
ggml_tensor * selected_experts = ggml_top_k(ctx, probs, n_expert_used); // [n_expert_used, n_tokens]
ggml_tensor * selected_experts = ggml_top_k(ctx, selection_probs, n_expert_used); // [n_expert_used, n_tokens]
cb(selected_experts->src[0], "ffn_moe_argsort", il);
cb(selected_experts, "ffn_moe_topk", il);
@ -11368,9 +11425,11 @@ struct llm_build_context {
model.layers[il].ffn_up_exps,
model.layers[il].ffn_gate_exps,
model.layers[il].ffn_down_exps,
nullptr,
n_expert, n_expert_used,
LLM_FFN_SILU, true,
false, 0.0,
LLM_EXPERT_GATING_FUNC_SOFTMAX,
cb, il);
cb(cur, "ffn_moe_out", il);
}
@ -12020,9 +12079,11 @@ struct llm_build_context {
model.layers[il].ffn_up_exps,
model.layers[il].ffn_gate_exps,
model.layers[il].ffn_down_exps,
nullptr,
n_expert, n_expert_used,
LLM_FFN_GELU, true,
false, 0.0,
LLM_EXPERT_GATING_FUNC_SOFTMAX,
cb, il);
cb(cur, "ffn_moe_out", il);
@ -12161,9 +12222,11 @@ struct llm_build_context {
model.layers[il].ffn_up_exps,
model.layers[il].ffn_gate_exps,
model.layers[il].ffn_down_exps,
nullptr,
n_expert, n_expert_used,
LLM_FFN_SILU, true,
false, 0.0,
LLM_EXPERT_GATING_FUNC_SOFTMAX,
cb, il);
cb(cur, "ffn_moe_out", il);
@ -13409,9 +13472,11 @@ struct llm_build_context {
model.layers[il].ffn_up_exps,
model.layers[il].ffn_gate_exps,
model.layers[il].ffn_down_exps,
nullptr,
n_expert, n_expert_used,
LLM_FFN_SILU, false,
false, 0.0,
LLM_EXPERT_GATING_FUNC_SOFTMAX,
cb, il);
cb(cur, "ffn_moe_out", il);
@ -15403,9 +15468,11 @@ struct llm_build_context {
model.layers[il].ffn_up_exps,
model.layers[il].ffn_gate_exps,
model.layers[il].ffn_down_exps,
nullptr,
n_expert, n_expert_used,
LLM_FFN_SILU, false,
false, 0.0,
LLM_EXPERT_GATING_FUNC_SOFTMAX,
cb, il);
cb(cur, "ffn_moe_out", il);
@ -15800,9 +15867,11 @@ struct llm_build_context {
model.layers[il].ffn_up_exps,
model.layers[il].ffn_gate_exps,
model.layers[il].ffn_down_exps,
nullptr,
n_expert, n_expert_used,
LLM_FFN_SILU, true,
false, 0.0,
LLM_EXPERT_GATING_FUNC_SOFTMAX,
cb, il);
cb(cur, "ffn_moe_out", il);
@ -15941,9 +16010,11 @@ struct llm_build_context {
model.layers[il].ffn_up_exps,
model.layers[il].ffn_gate_exps,
model.layers[il].ffn_down_exps,
nullptr,
n_expert, n_expert_used,
LLM_FFN_SILU, false,
false, hparams.expert_weights_scale,
LLM_EXPERT_GATING_FUNC_SOFTMAX,
cb, il);
cb(moe_out, "ffn_moe_out", il);
@ -16170,9 +16241,11 @@ struct llm_build_context {
model.layers[il].ffn_up_exps,
model.layers[il].ffn_gate_exps,
model.layers[il].ffn_down_exps,
model.layers[il].ffn_expert_weights_bias,
n_expert, n_expert_used,
LLM_FFN_SILU, false,
LLM_FFN_SILU, hparams.expert_weights_norm,
true, hparams.expert_weights_scale,
(enum llm_expert_gating_func_type) hparams.expert_gating_func,
cb, il);
cb(moe_out, "ffn_moe_out", il);