| | #include "llama-kv-cache-iswa.h"
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| |
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| | #include "llama-impl.h"
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| | #include "llama-batch.h"
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| | #include "llama-model.h"
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| |
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| | #include <algorithm>
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| | #include <cassert>
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| |
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| |
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| |
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| |
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| |
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| | llama_kv_cache_iswa::llama_kv_cache_iswa(
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| | const llama_model & model,
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| | ggml_type type_k,
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| | ggml_type type_v,
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| | bool v_trans,
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| | bool offload,
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| | bool swa_full,
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| | bool unified,
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| | uint32_t kv_size,
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| | uint32_t n_seq_max,
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| | uint32_t n_ubatch,
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| | uint32_t n_pad,
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| | const layer_filter_cb & filter,
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| | const layer_reuse_cb & reuse) : hparams(model.hparams), unified(unified) {
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| |
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| |
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| | const layer_filter_cb filter_base = [&](int32_t il) {
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| | if (filter && !filter(il)) {
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| | return false;
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| | }
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| |
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| | return !model.hparams.is_swa(il);
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| | };
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| |
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| | const layer_filter_cb filter_swa = [&](int32_t il) {
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| | if (filter && !filter(il)) {
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| | return false;
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| | }
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| |
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| | return model.hparams.is_swa(il);
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| | };
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| |
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| | const uint32_t size_base = kv_size;
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| |
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| |
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| |
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| | uint32_t size_swa = GGML_PAD(std::min(size_base, hparams.n_swa*(unified ? n_seq_max : 1) + n_ubatch), 256);
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| |
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| |
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| | if (swa_full) {
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| | LLAMA_LOG_WARN("%s: using full-size SWA cache (ref: %s)\n",
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| | __func__, "https://github.com/ggml-org/llama.cpp/pull/13194#issuecomment-2868343055");
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| |
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| | size_swa = size_base;
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| | }
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| |
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| | LLAMA_LOG_INFO("%s: creating non-SWA KV cache, size = %u cells\n", __func__, size_base);
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| |
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| | kv_base = std::make_unique<llama_kv_cache>(
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| | model, type_k, type_v,
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| | v_trans, offload, unified, size_base, n_seq_max, n_pad,
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| | 0, LLAMA_SWA_TYPE_NONE, filter_base, reuse);
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| |
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| | LLAMA_LOG_INFO("%s: creating SWA KV cache, size = %u cells\n", __func__, size_swa);
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| |
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| | kv_swa = std::make_unique<llama_kv_cache>(
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| | model, type_k, type_v,
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| | v_trans, offload, unified, size_swa, n_seq_max, n_pad,
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| | hparams.n_swa, hparams.swa_type, filter_swa, reuse);
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| | }
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| |
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| | void llama_kv_cache_iswa::clear(bool data) {
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| | kv_base->clear(data);
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| | kv_swa ->clear(data);
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| | }
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| |
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| | bool llama_kv_cache_iswa::seq_rm(llama_seq_id seq_id, llama_pos p0, llama_pos p1) {
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| | bool res = true;
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| |
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| | res = res & kv_base->seq_rm(seq_id, p0, p1);
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| | res = res & kv_swa ->seq_rm(seq_id, p0, p1);
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| |
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| | return res;
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| | }
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| |
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| | void llama_kv_cache_iswa::seq_cp(llama_seq_id seq_id_src, llama_seq_id seq_id_dst, llama_pos p0, llama_pos p1) {
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| | kv_base->seq_cp(seq_id_src, seq_id_dst, p0, p1);
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| | kv_swa ->seq_cp(seq_id_src, seq_id_dst, p0, p1);
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| | }
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| |
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| | void llama_kv_cache_iswa::seq_keep(llama_seq_id seq_id) {
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| | kv_base->seq_keep(seq_id);
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| | kv_swa ->seq_keep(seq_id);
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| | }
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| |
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| | void llama_kv_cache_iswa::seq_add(llama_seq_id seq_id, llama_pos p0, llama_pos p1, llama_pos shift) {
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| | kv_base->seq_add(seq_id, p0, p1, shift);
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| | kv_swa ->seq_add(seq_id, p0, p1, shift);
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| | }
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| |
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| | void llama_kv_cache_iswa::seq_div(llama_seq_id seq_id, llama_pos p0, llama_pos p1, int d) {
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| | kv_base->seq_div(seq_id, p0, p1, d);
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| | kv_swa ->seq_div(seq_id, p0, p1, d);
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| | }
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| |
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| | llama_pos llama_kv_cache_iswa::seq_pos_min(llama_seq_id seq_id) const {
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| |
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| | return kv_swa->seq_pos_min(seq_id);
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| | }
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| |
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| | llama_pos llama_kv_cache_iswa::seq_pos_max(llama_seq_id seq_id) const {
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| | return kv_swa->seq_pos_max(seq_id);
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| | }
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| |
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| | std::map<ggml_backend_buffer_type_t, size_t> llama_kv_cache_iswa::memory_breakdown() const {
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| | std::map<ggml_backend_buffer_type_t, size_t> mb = kv_base->memory_breakdown();
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| | for (const auto & buft_size : kv_swa->memory_breakdown()) {
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| | mb[buft_size.first] += buft_size.second;
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| | }
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| | return mb;
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| | }
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| |
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| | llama_memory_context_ptr llama_kv_cache_iswa::init_batch(llama_batch_allocr & balloc, uint32_t n_ubatch, bool embd_all) {
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| | GGML_UNUSED(embd_all);
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| |
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| |
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| | do {
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| | if (!unified) {
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| |
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| | break;
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| | }
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| |
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| | balloc.split_reset();
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| |
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| | std::vector<llama_ubatch> ubatches;
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| | while (true) {
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| | auto ubatch = balloc.split_simple(n_ubatch);
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| |
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| | if (ubatch.n_tokens == 0) {
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| | break;
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| | }
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| |
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| | ubatches.push_back(std::move(ubatch));
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| | }
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| |
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| | if (balloc.get_n_used() < balloc.get_n_tokens()) {
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| |
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| | break;
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| | }
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| |
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| | auto sinfos_base = kv_base->prepare(ubatches);
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| | if (sinfos_base.empty()) {
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| | break;
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| | }
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| |
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| | auto sinfos_swa = kv_swa->prepare(ubatches);
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| | if (sinfos_swa.empty()) {
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| | break;
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| | }
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| |
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| | assert(sinfos_base.size() == sinfos_swa.size());
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| |
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| | return std::make_unique<llama_kv_cache_iswa_context>(
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| | this, std::move(sinfos_base), std::move(sinfos_swa), std::move(ubatches));
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| | } while (false);
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| |
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| |
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| | do {
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| | balloc.split_reset();
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| |
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| | std::vector<llama_ubatch> ubatches;
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| | while (true) {
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| | auto ubatch = balloc.split_equal(n_ubatch, !unified);
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| |
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| | if (ubatch.n_tokens == 0) {
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| | break;
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| | }
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| |
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| | ubatches.push_back(std::move(ubatch));
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| | }
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| |
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| | if (balloc.get_n_used() < balloc.get_n_tokens()) {
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| |
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| | break;
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| | }
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| |
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| | auto sinfos_base = kv_base->prepare(ubatches);
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| | if (sinfos_base.empty()) {
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| | break;
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| | }
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| |
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| | auto sinfos_swa = kv_swa->prepare(ubatches);
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| | if (sinfos_swa.empty()) {
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| | break;
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| | }
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| |
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| | assert(sinfos_base.size() == sinfos_swa.size());
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| |
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| | return std::make_unique<llama_kv_cache_iswa_context>(
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| | this, std::move(sinfos_base), std::move(sinfos_swa), std::move(ubatches));
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| | } while (false);
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| |
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| |
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| |
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| |
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| | return std::make_unique<llama_kv_cache_iswa_context>(LLAMA_MEMORY_STATUS_FAILED_PREPARE);
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| | }
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| |
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| | llama_memory_context_ptr llama_kv_cache_iswa::init_full() {
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| | return std::make_unique<llama_kv_cache_iswa_context>(this);
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| | }
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| |
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| | llama_memory_context_ptr llama_kv_cache_iswa::init_update(llama_context * lctx, bool optimize) {
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| | return std::make_unique<llama_kv_cache_iswa_context>(this, lctx, optimize);
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| | }
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| |
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| | bool llama_kv_cache_iswa::get_can_shift() const {
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| | return kv_base->get_can_shift() &&
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| | kv_swa->get_can_shift() &&
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| | kv_base->get_size() == kv_swa->get_size();
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| | }
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| |
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| | void llama_kv_cache_iswa::state_write(llama_io_write_i & io, llama_seq_id seq_id, llama_state_seq_flags flags) const {
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| | if ((flags & LLAMA_STATE_SEQ_FLAGS_PARTIAL_ONLY) == 0) {
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| | kv_base->state_write(io, seq_id, flags);
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| | }
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| |
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| | kv_swa->state_write(io, seq_id, flags);
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| | }
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| |
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| | void llama_kv_cache_iswa::state_read(llama_io_read_i & io, llama_seq_id seq_id, llama_state_seq_flags flags) {
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| | if ((flags & LLAMA_STATE_SEQ_FLAGS_PARTIAL_ONLY) == 0) {
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| | kv_base->state_read(io, seq_id, flags);
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| | }
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| |
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| | kv_swa->state_read(io, seq_id, flags);
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| | }
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| |
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| | llama_kv_cache * llama_kv_cache_iswa::get_base() const {
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| | return kv_base.get();
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| | }
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| |
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| | llama_kv_cache * llama_kv_cache_iswa::get_swa() const {
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| | return kv_swa.get();
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| | }
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| |
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| |
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| |
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| |
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| |
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| | llama_kv_cache_iswa_context::llama_kv_cache_iswa_context(llama_memory_status status) : status(status) {}
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| |
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| | llama_kv_cache_iswa_context::llama_kv_cache_iswa_context(
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| | llama_kv_cache_iswa * kv) :
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| | ctx_base(kv->get_base()->init_full()),
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| | ctx_swa (kv->get_swa ()->init_full()),
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| | status(llama_memory_status_combine(ctx_base->get_status(), ctx_swa->get_status())) {
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| | }
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| |
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| | llama_kv_cache_iswa_context::llama_kv_cache_iswa_context(
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| | llama_kv_cache_iswa * kv,
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| | llama_context * lctx,
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| | bool optimize) :
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| | ctx_base(kv->get_base()->init_update(lctx, optimize)),
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| | ctx_swa (kv->get_swa ()->init_update(lctx, optimize)),
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| | status(llama_memory_status_combine(ctx_base->get_status(), ctx_swa->get_status())) {
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| | }
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| |
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| | llama_kv_cache_iswa_context::llama_kv_cache_iswa_context(
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| | llama_kv_cache_iswa * kv,
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| | slot_info_vec_t sinfos_base,
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| | slot_info_vec_t sinfos_swa,
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| | std::vector<llama_ubatch> ubatches) :
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| | ubatches(std::move(ubatches)),
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| |
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| | ctx_base(new llama_kv_cache_context(kv->get_base(), std::move(sinfos_base), this->ubatches)),
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| | ctx_swa (new llama_kv_cache_context(kv->get_swa (), std::move(sinfos_swa), this->ubatches)),
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| | status(llama_memory_status_combine(ctx_base->get_status(), ctx_swa->get_status())) {
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| | }
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| |
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| | llama_kv_cache_iswa_context:: ~llama_kv_cache_iswa_context() = default;
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| |
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| | bool llama_kv_cache_iswa_context::next() {
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| | assert(status == LLAMA_MEMORY_STATUS_SUCCESS);
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| |
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| | ctx_base->next();
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| | ctx_swa ->next();
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| |
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| | if (++i_next >= ubatches.size()) {
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| | return false;
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| | }
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| |
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| | return true;
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| | }
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| |
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| | bool llama_kv_cache_iswa_context::apply() {
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| | assert(!llama_memory_status_is_fail(status));
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| |
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| | bool res = true;
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| |
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| | res = res & ctx_base->apply();
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| | res = res & ctx_swa ->apply();
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| |
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| | return res;
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| | }
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| |
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| | llama_memory_status llama_kv_cache_iswa_context::get_status() const {
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| | return status;
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| | }
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| |
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| | const llama_ubatch & llama_kv_cache_iswa_context::get_ubatch() const {
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| | assert(status == LLAMA_MEMORY_STATUS_SUCCESS);
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| |
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| | return ubatches[i_next];
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| | }
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| |
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| | const llama_kv_cache_context * llama_kv_cache_iswa_context::get_base() const {
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| | assert(status == LLAMA_MEMORY_STATUS_SUCCESS);
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| |
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| | return static_cast<const llama_kv_cache_context *>(ctx_base.get());
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| | }
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| |
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| | const llama_kv_cache_context * llama_kv_cache_iswa_context::get_swa() const {
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| | assert(status == LLAMA_MEMORY_STATUS_SUCCESS);
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| |
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| | return static_cast<const llama_kv_cache_context *>(ctx_swa.get());
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| | }
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| |
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