bernardladenthin · bernardladenthin · Jul 6, 2026 · Jul 6, 2026
@@ -6,7 +6,7 @@ This file provides guidance to Claude Code (claude.ai/code) when working with co
 
 Java bindings for [llama.cpp](https://github.com/ggerganov/llama.cpp) via JNI, providing a high-level API for LLM inference in Java. The Java layer communicates with a native C++ library through JNI.
 
-Current llama.cpp pinned version: **b9878**
+Current llama.cpp pinned version: **b9886**
 
 ## Upgrading CUDA Version
 
@@ -376,7 +376,7 @@ needs no extra step here, `build-webui` re-reads the tag and rebuilds the matchi
 ships no UI):
 ```bash
 # needs node/npm + network; embed.cpp is plain C++17 (no npm)
-git clone --depth 1 --branch b9878 https://github.com/ggml-org/llama.cpp /tmp/lc
+git clone --depth 1 --branch b9886 https://github.com/ggml-org/llama.cpp /tmp/lc
 ( cd /tmp/lc/tools/ui && npm ci && npm run build \
   && ( cd dist && find . -type f -not -path './_gzip/*' \
        | while read -r f; do mkdir -p "_gzip/$(dirname "$f")"; gzip -9 -c "$f" > "_gzip/$f"; done ) \
@@ -416,7 +416,7 @@ cache lives in **Depot Cache** over sccache's **WebDAV** backend:
 - `SCCACHE_WEBDAV_TOKEN: ${{ secrets.DEPOT_TOKEN }}` — a Depot **organization** token, stored
   as the repo secret **`DEPOT_TOKEN`**.
 
-Because `sccache` is **content-addressed** and llama.cpp is pinned (`GIT_TAG b9878`), the
+Because `sccache` is **content-addressed** and llama.cpp is pinned (`GIT_TAG b9886`), the
 ~280 upstream object files are byte-identical every run, so a warm cache recompiles only the
 *changed* files. Depot's cache is **shared across all branches** (unlike GitHub's
 per-branch `actions/cache`), so every branch builds incrementally; a `b<nnnn>` version bump
@@ -1167,7 +1167,7 @@ ctest --test-dir build --output-on-failure -R "ResultsToJson"
 
 #### Upstream source location (in CMake build tree)
 
-llama.cpp is fetched via CMake FetchContent, pinned to `GIT_TAG b9878`.
+llama.cpp is fetched via CMake FetchContent, pinned to `GIT_TAG b9886`.
 
 **GoogleTest** is a separate `BUILD_TESTING`-only FetchContent (`GIT_TAG v1.17.0`), used solely
 by the `jllama_test` C++ unit-test binary — not by the shipped library, and not coupled to the

@@ -7,7 +7,7 @@
 **Build:**  
 ![Java 8+](https://img.shields.io/badge/Java-8%2B-informational)  
 ![Platform](https://img.shields.io/badge/Platform-Linux%20%7C%20macOS%20%7C%20Windows%20%7C%20Android-lightgrey)  
-[![llama.cpp b9878](https://img.shields.io/badge/llama.cpp-%23b9878-informational)](https://github.com/ggml-org/llama.cpp/releases/tag/b9878)  
+[![llama.cpp b9886](https://img.shields.io/badge/llama.cpp-%23b9886-informational)](https://github.com/ggml-org/llama.cpp/releases/tag/b9886)  
 [![JPMS](https://img.shields.io/badge/JPMS-modular%20JAR-25A162)](https://openjdk.org/projects/jigsaw/)  
 ![JUnit](https://img.shields.io/badge/tested%20with-JUnit6-25A162)  
 [![JSpecify](https://img.shields.io/badge/JSpecify-1.0.0%20%40NullMarked-25A162)](https://jspecify.dev)  

@@ -429,3 +429,5 @@ Used during `llama.cpp` version bumps: when upgrading, scan this file from the r
 | b9873–b9876 | upstream verification (sandbox) | All **eight** patches (`0001`–`0008`) re-verified against b9876: applied in filename order onto a clean b9876 checkout, all clean. The b9873→b9876 diff (3 files, ~9.6 KiB) touches **no** patch-target file and **no** OuteTTS generator anchor (`tools/tts/tts.cpp` unchanged). Full build + `ctest` to be confirmed by the CI pipeline. |
 | b9876–b9878 | `ggml/src/ggml-backend-meta.cpp` + `src/llama-model.cpp` | Internal-only, no API surface (2 files, ~1.8 KiB). **(1)** meta backend gains a fail-loud `GGML_ABORT` guard when handed a multi-buffer (upstream #22197); **(2)** `llama_model` now **copies** the borrowed `params.tensor_split` array into an owned vector (`tensor_split_owned`) so tensor-parallel KV-cache split metadata cannot read a dangling caller pointer later. Both inside upstream-compiled TUs; no project source changes required. |
 | b9876–b9878 | upstream verification (sandbox) | All **eight** patches (`0001`–`0008`) re-verified against b9878: applied in filename order onto a clean b9878 checkout, all clean. The range touches **no** patch-target file and **no** OuteTTS generator anchor (`tools/tts/tts.cpp` unchanged). Full build + `ctest` to be confirmed by the CI pipeline. |
+| b9878–b9886 | `ggml/src/ggml-cpu/{arch/arm/quants.c,llamafile/sgemm.cpp,simd-mappings.h}` + `ggml/src/ggml-cuda/conv-transpose-1d.cu` + `ggml/src/ggml-hip/CMakeLists.txt` + `ggml/src/ggml-vulkan/ggml-vulkan.cpp` + `scripts/ui-assets.cmake` + `tools/ui/**` | Internal-only, no API surface (12 files, ~12.4 KiB), ggml + WebUI only. **(1)** ARM NVFP4 dot product switches to the shared UE4M3 LUT (`quants.c`/`simd-mappings.h`); **(2)** tiled matmul enabled on AIX (`sgemm.cpp` — irrelevant to our targets); **(3)** CUDA `conv_transpose_1d` indexing optimized (`.cu`, CUDA classifiers only); **(4)** Vulkan `CEIL_DIV` 32-bit overflow fix; **(5)** HIP builds add `-ffast-math` (ROCm classifiers only); **(6)** `scripts/ui-assets.cmake` uses `HF_TOKEN` when downloading UI assets — not used by this repo's `build-webui` (it builds the Svelte UI from source); **(7)** `tools/ui/**` WebUI fixes (Ctrl+B sidebar shortcut, MCP proxy DELETE handling — auto-followed by `build-webui`). All inside upstream-compiled TUs or non-shipped tooling; no project source changes required. |
+| b9878–b9886 | upstream verification (sandbox) | All **eight** patches (`0001`–`0008`) re-verified against b9886: applied in filename order onto a clean b9886 checkout, all clean. The range touches **no** patch-target file and **no** OuteTTS generator anchor (`tools/tts/tts.cpp` unchanged). Full build + `ctest` to be confirmed by the CI pipeline. |
@@ -174,7 +174,7 @@ set(LLAMA_BUILD_APP OFF CACHE BOOL "" FORCE)
 FetchContent_Declare(
 	llama.cpp
 	GIT_REPOSITORY https://github.com/ggerganov/llama.cpp.git
-	GIT_TAG        b9878
+	GIT_TAG        b9886
 	PATCH_COMMAND  ${CMAKE_COMMAND}
 		-DPATCH_DIR=${CMAKE_CURRENT_SOURCE_DIR}/patches
 		-DLLAMA_SRC=<SOURCE_DIR>
@@ -197,7 +197,7 @@ execute_process(
     COMMAND ${CMAKE_COMMAND}
         -DTTS_SRC=${llama.cpp_SOURCE_DIR}/tools/tts/tts.cpp
         -DOUT_CPP=${JLLAMA_TTS_GEN_CPP}
-        -DLLAMA_TAG=b9878
+        -DLLAMA_TAG=b9886
         -P ${CMAKE_CURRENT_SOURCE_DIR}/cmake/generate-tts-upstream.cmake
     RESULT_VARIABLE JLLAMA_TTS_GEN_RESULT
 )