openvino : Update OpenVINO to 2026.4;fix clangd,MSVC warnings; (#29009)

* Update to openvino-2026.4

* Update OV docs

* ggml-openvino : fix clangd and MSVC warnings

* fix int to ptr cast, more internal linkage enforcement, and avoiding duplicate switch case

---------

Co-authored-by: Mostafa Faheem <mostafaaafaheem@gmail.com>
This commit is contained in:
Ravi Panchumarthy
2026-09-17 12:46:14 +02:00
committed by GitHub
co-authored by Mostafa Faheem
parent 4ff829ec2e
commit ebbb185227
30 changed files with 948 additions and 1105 deletions
+14 -12
View File
@@ -12,6 +12,8 @@ The OpenVINO backend is implemented in `ggml/src/ggml-openvino` and provides a t
- Compiles and caches the model for the target device.
- Binds GGML tensor memory to OpenVINO inference tensors and runs inference.
For guidance on contributing to the OpenVINO backend, see the [OpenVINO Backend Contributing Guide](https://github.com/ravi9/llamacpp-ov-dev-guide/blob/main/contributing-llamacpp-ov.md).
## Contents
- [Supported Devices](#supported-devices)
@@ -96,7 +98,7 @@ Although, the validated models below were tested with `llama-cli` using the `Q4_
- **SL** = Stateless (`GGML_OPENVINO_STATEFUL_EXECUTION=0`)
- **SF** = Stateful (`GGML_OPENVINO_STATEFUL_EXECUTION=1`)
- Note: The NPU operates in stateless mode only.
- **Validation system:** Intel® Core™ Ultra 5 238V (Lunar Lake) | 32 GB RAM | Ubuntu 24.04 | Intel OpenCL GPU Driver 26.31.39395.13-0 | Intel NPU Driver 1.35.0.
- **Validation system:** Intel® Core™ Ultra 5 238V (Lunar Lake) | 32 GB RAM | Ubuntu 24.04 | Intel Graphics Compiler 2.41.5 | Intel OpenCL GPU Driver 26.31.39395.13-0 | Intel NPU Driver 1.38.0.
- See [Known Limitations](#known-limitations) for context on observed failures.
| Model | CPU (SL / SF) | GPU (SL / SF) | NPU (SL) |
@@ -117,9 +119,9 @@ Although, the validated models below were tested with `llama-cli` using the `Q4_
| [lmstudio-community/Qwen3.5-9B-Q4_K_M](https://huggingface.co/lmstudio-community/Qwen3.5-9B-GGUF) | ✓ / ✗ | ✓ / ✗ | ✗ |
| | | | |
| [unsloth/gemma-3-4b-it-Q4_K_M](https://huggingface.co/unsloth/gemma-3-4b-it-GGUF) | ✓ / ✓ | ✓ / ✓ | ✓ |
| [bartowski/google_gemma-4-E2B-it-Q4_K_M](https://huggingface.co/bartowski/google_gemma-4-E2B-it-GGUF) | ✓ / | ✓ / | ✗ |
| [bartowski/google_gemma-4-E4B-it-Q4_K_M](https://huggingface.co/bartowski/google_gemma-4-E4B-it-GGUF) | ✓ / | ✓ / | ✓ |
| [bartowski/gemma-4-12B-it-Q4_K_M](https://huggingface.co/bartowski/gemma-4-12B-it-GGUF) | ✓ / | ✓ / | |
| [bartowski/google_gemma-4-E2B-it-Q4_K_M](https://huggingface.co/bartowski/google_gemma-4-E2B-it-GGUF) | ✓ / | ✓ / | ✗ |
| [bartowski/google_gemma-4-E4B-it-Q4_K_M](https://huggingface.co/bartowski/google_gemma-4-E4B-it-GGUF) | ✓ / | ✓ / | ✓ |
| [bartowski/gemma-4-12B-it-Q4_K_M](https://huggingface.co/bartowski/gemma-4-12B-it-GGUF) | ✓ / | ✓ / | |
| | | | |
| [bartowski/Phi-3-mini-4k-instruct-Q4_K_M](https://huggingface.co/bartowski/Phi-3-mini-4k-instruct-GGUF) | ✓ / ✓ | ✓ / ✓ | ✓ |
| [bartowski/Phi-3.5-mini-instruct-Q4_K_M](https://huggingface.co/bartowski/Phi-3.5-mini-instruct-GGUF) | ✓ / ✓ | ✓ / ✓ | ✓ |
@@ -132,9 +134,9 @@ Although, the validated models below were tested with `llama-cli` using the `Q4_
| [bartowski/DeepSeek-R1-Distill-Llama-8B-Q4_K_M](https://huggingface.co/bartowski/DeepSeek-R1-Distill-Llama-8B-GGUF) | ✓ / ✓ | ✓ / ✓ | ✓ |
| [bartowski/DeepSeek-R1-Distill-Qwen-7B-Q4_K_M](https://huggingface.co/bartowski/DeepSeek-R1-Distill-Qwen-7B-GGUF) | ✓ / ✓ | ✓ / ✓ | ✓ |
| | | | |
| [ibm-granite/granite-4.0-350m-Q4_K_M](https://huggingface.co/ibm-granite/granite-4.0-350m-GGUF) | ✓ / ✓ | / | ✓ |
| [ibm-granite/granite-4.0-350m-Q4_K_M](https://huggingface.co/ibm-granite/granite-4.0-350m-GGUF) | ✓ / ✓ | / | ✓ |
| [ibm-granite/granite-4.0-micro-Q4_K_M](https://huggingface.co/ibm-granite/granite-4.0-micro-GGUF) | ✓ / ✓ | ✓ / ✓ | ✓ |
| [ibm-granite/granite-4.0-1b-Q4_K_M](https://huggingface.co/ibm-granite/granite-4.0-1b-GGUF) | ✓ / ✓ | / | ✗ |
| [ibm-granite/granite-4.0-1b-Q4_K_M](https://huggingface.co/ibm-granite/granite-4.0-1b-GGUF) | ✓ / ✓ | / | ✗ |
| [ibm-research/granite-3.2-8b-instruct-Q4_K_M](https://huggingface.co/ibm-research/granite-3.2-8b-instruct-GGUF) | ✓ / ✓ | ✓ / ✓ | ✓ |
| | | | |
| [HuggingFaceTB/smollm2-1.7b-instruct-q4_k_m](https://huggingface.co/HuggingFaceTB/SmolLM2-1.7B-Instruct-GGUF) | ✓ / ✓ | ✓ / ✓ | ✓ |
@@ -242,8 +244,8 @@ chmod +x build-llamacpp-ov.sh
# ============================================
set -euo pipefail
OPENVINO_VERSION_MAJOR="2026.3.1"
OPENVINO_VERSION_FULL="2026.3.1.22476.56d9685302d"
OPENVINO_VERSION_MAJOR="2026.4"
OPENVINO_VERSION_FULL="2026.4.0.22959.99c81491cc3"
SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
OPENVINO_INSTALL_DIR="/opt/intel/openvino_${OPENVINO_VERSION_MAJOR}"
@@ -340,7 +342,7 @@ echo " ./build/ReleaseOV/bin/llama-cli -m model.gguf"
```
> [!NOTE]
> The script pins OpenVINO `2026.3.1` via the `OPENVINO_VERSION_MAJOR` / `OPENVINO_VERSION_FULL` variables at the top — edit them to track a different release.
> The script pins OpenVINO `2026.4` via the `OPENVINO_VERSION_MAJOR` / `OPENVINO_VERSION_FULL` variables at the top — edit them to track a different release.
</details>
@@ -370,8 +372,8 @@ REM ============================================
REM llama.cpp OpenVINO Build Script (Ninja)
REM ============================================
set "OPENVINO_VERSION_MAJOR=2026.3.1"
set "OPENVINO_VERSION_FULL=2026.3.1.22476.56d9685302d"
set "OPENVINO_VERSION_MAJOR=2026.4"
set "OPENVINO_VERSION_FULL=2026.4.0.22959.99c81491cc3"
set "SCRIPT_DIR=%~dp0"
set "VCPKG_DIR=C:\vcpkg"
@@ -550,7 +552,7 @@ endlocal
```
> [!NOTE]
> The script pins OpenVINO `2026.3.1` via the `OPENVINO_VERSION_MAJOR` / `OPENVINO_VERSION_FULL` variables at the top — edit them to track a different release. From any new shell, source the matching `setupvars` script via the junction — `call "C:\Intel\openvino\setupvars.bat"` from `cmd`, or `& "C:\Intel\openvino\setupvars.ps1"` from PowerShell. If `winget` cannot register Visual Studio Build Tools on first run, install them once manually and re-run the script from an elevated **Developer Command Prompt for VS 2022**.
> The script pins OpenVINO `2026.4` via the `OPENVINO_VERSION_MAJOR` / `OPENVINO_VERSION_FULL` variables at the top — edit them to track a different release. From any new shell, source the matching `setupvars` script via the junction — `call "C:\Intel\openvino\setupvars.bat"` from `cmd`, or `& "C:\Intel\openvino\setupvars.ps1"` from PowerShell. If `winget` cannot register Visual Studio Build Tools on first run, install them once manually and re-run the script from an elevated **Developer Command Prompt for VS 2022**.
</details>