Files
LocalAI/backend/cpp/buun-llama-cpp/Makefile
Ettore Di Giacinto cd6079b2f3 feat(backend): add buun-llama-cpp fork (DFlash + TCQ KV-cache)
spiritbuun/buun-llama-cpp is a fork of TheTom/llama-cpp-turboquant that adds
two independent features on top: DFlash block-diffusion speculative decoding
(via a dedicated DFlashDraftModel GGUF arch) and two extra TCQ KV-cache
variants (turbo2_tcq, turbo3_tcq) on top of TurboQuant's turbo2/turbo3/turbo4.

Follows the turboquant thin-wrapper pattern — reuses backend/cpp/llama-cpp
grpc-server sources verbatim, patches only the build copy to extend the KV
allow-list and wire up buun-exclusive tree_budget / draft_topk options.
DraftModel is already wired end-to-end (proto field 39 → params.speculative),
so DFlash activation only needs the existing options passthrough
(spec_type:dflash) plus the drafter path in draft_model.

CacheTypeOptions now surfaces the five turbo* values so the React UI dropdown
shows them — benefits turboquant too (previously users had to type them in
YAML manually).

Assisted-by: Claude:Opus-4.7 [Read] [Edit] [Bash] [WebFetch]
Signed-off-by: Ettore Di Giacinto <mudler@localai.io>
2026-04-24 12:52:53 +00:00

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4.2 KiB
Makefile

# Pinned to the HEAD of master on https://github.com/spiritbuun/buun-llama-cpp.
# Auto-bumped nightly by .github/workflows/bump_deps.yaml.
BUUN_LLAMA_VERSION?=22464d0848b87c5d56b52fdf6af2e5da46bf803e
LLAMA_REPO?=https://github.com/spiritbuun/buun-llama-cpp
CMAKE_ARGS?=
BUILD_TYPE?=
NATIVE?=false
ONEAPI_VARS?=/opt/intel/oneapi/setvars.sh
TARGET?=--target grpc-server
JOBS?=$(shell nproc 2>/dev/null || sysctl -n hw.ncpu 2>/dev/null || echo 1)
ARCH?=$(shell uname -m)
CURRENT_MAKEFILE_DIR := $(dir $(abspath $(lastword $(MAKEFILE_LIST))))
LLAMA_CPP_DIR := $(CURRENT_MAKEFILE_DIR)/../llama-cpp
GREEN := \033[0;32m
RESET := \033[0m
# buun-llama-cpp is a llama.cpp fork-of-a-fork (spiritbuun/buun-llama-cpp forked
# TheTom/llama-cpp-turboquant, which itself forked ggml-org/llama.cpp). Rather
# than duplicating grpc-server.cpp / CMakeLists.txt / prepare.sh we reuse the
# ones in backend/cpp/llama-cpp, and only swap which repo+sha the fetch step
# pulls. Each flavor target copies ../llama-cpp into a sibling
# ../buun-llama-cpp-<flavor>-build directory, then invokes llama-cpp's own
# build-llama-cpp-grpc-server with LLAMA_REPO/LLAMA_VERSION overridden to point
# at the fork.
PATCHES_DIR := $(CURRENT_MAKEFILE_DIR)/patches
# Each flavor target:
# 1. copies backend/cpp/llama-cpp/ (grpc-server.cpp + prepare.sh + CMakeLists.txt + Makefile)
# into a sibling buun-llama-cpp-<flavor>-build directory;
# 2. clones the buun fork into buun-llama-cpp-<flavor>-build/llama.cpp via the
# copy's own `llama.cpp` target, overriding LLAMA_REPO/LLAMA_VERSION;
# 3. applies patches from backend/cpp/buun-llama-cpp/patches/ to the cloned
# fork sources (for backporting upstream commits the fork hasn't pulled);
# 4. runs the copy's `grpc-server` target, which produces the binary we copy
# up as buun-llama-cpp-<flavor>.
define buun-llama-cpp-build
rm -rf $(CURRENT_MAKEFILE_DIR)/../buun-llama-cpp-$(1)-build
cp -rf $(LLAMA_CPP_DIR) $(CURRENT_MAKEFILE_DIR)/../buun-llama-cpp-$(1)-build
$(MAKE) -C $(CURRENT_MAKEFILE_DIR)/../buun-llama-cpp-$(1)-build purge
# Augment the copied grpc-server.cpp's KV-cache allow-list with the
# fork's turbo2/turbo3/turbo4/turbo2_tcq/turbo3_tcq types and wire up the
# DFlash-specific option handlers (tree_budget / draft_topk). We patch the
# *copy*, never the original under backend/cpp/llama-cpp/, so the stock
# llama-cpp build stays compiling against vanilla upstream.
bash $(CURRENT_MAKEFILE_DIR)/patch-grpc-server.sh $(CURRENT_MAKEFILE_DIR)/../buun-llama-cpp-$(1)-build/grpc-server.cpp
$(info $(GREEN)I buun-llama-cpp build info:$(1)$(RESET))
LLAMA_REPO=$(LLAMA_REPO) LLAMA_VERSION=$(BUUN_LLAMA_VERSION) \
$(MAKE) -C $(CURRENT_MAKEFILE_DIR)/../buun-llama-cpp-$(1)-build llama.cpp
bash $(CURRENT_MAKEFILE_DIR)/apply-patches.sh $(CURRENT_MAKEFILE_DIR)/../buun-llama-cpp-$(1)-build/llama.cpp $(PATCHES_DIR)
CMAKE_ARGS="$(CMAKE_ARGS) $(2)" TARGET="$(3)" \
LLAMA_REPO=$(LLAMA_REPO) LLAMA_VERSION=$(BUUN_LLAMA_VERSION) \
$(MAKE) -C $(CURRENT_MAKEFILE_DIR)/../buun-llama-cpp-$(1)-build grpc-server
cp -rfv $(CURRENT_MAKEFILE_DIR)/../buun-llama-cpp-$(1)-build/grpc-server buun-llama-cpp-$(1)
endef
buun-llama-cpp-avx2:
$(call buun-llama-cpp-build,avx2,-DGGML_AVX=on -DGGML_AVX2=on -DGGML_AVX512=off -DGGML_FMA=on -DGGML_F16C=on,--target grpc-server)
buun-llama-cpp-avx512:
$(call buun-llama-cpp-build,avx512,-DGGML_AVX=on -DGGML_AVX2=off -DGGML_AVX512=on -DGGML_FMA=on -DGGML_F16C=on,--target grpc-server)
buun-llama-cpp-avx:
$(call buun-llama-cpp-build,avx,-DGGML_AVX=on -DGGML_AVX2=off -DGGML_AVX512=off -DGGML_FMA=off -DGGML_F16C=off -DGGML_BMI2=off,--target grpc-server)
buun-llama-cpp-fallback:
$(call buun-llama-cpp-build,fallback,-DGGML_AVX=off -DGGML_AVX2=off -DGGML_AVX512=off -DGGML_FMA=off -DGGML_F16C=off -DGGML_BMI2=off,--target grpc-server)
buun-llama-cpp-grpc:
$(call buun-llama-cpp-build,grpc,-DGGML_RPC=ON -DGGML_AVX=off -DGGML_AVX2=off -DGGML_AVX512=off -DGGML_FMA=off -DGGML_F16C=off -DGGML_BMI2=off,--target grpc-server --target rpc-server)
buun-llama-cpp-rpc-server: buun-llama-cpp-grpc
cp -rf $(CURRENT_MAKEFILE_DIR)/../buun-llama-cpp-grpc-build/llama.cpp/build/bin/rpc-server buun-llama-cpp-rpc-server
package:
bash package.sh
purge:
rm -rf $(CURRENT_MAKEFILE_DIR)/../buun-llama-cpp-*-build
rm -rf buun-llama-cpp-* package
clean: purge