b8690
vulkan: add FA dequant for q4_1, q5_0, q5_1, iq4_nl (#21029)
Add dequantize4() implementations for Q4_1, Q5_0, Q5_1, and IQ4_NL in the flash attention base shader. Register them in the shader generator, pipeline creation, and enable in the scalar/coopmat1 FA support check.
macOS/iOS:
Linux:
- Ubuntu x64 (CPU)
- Ubuntu arm64 (CPU)
- Ubuntu s390x (CPU)
- Ubuntu x64 (Vulkan)
- Ubuntu arm64 (Vulkan)
- Ubuntu x64 (ROCm 7.2)
- Ubuntu x64 (OpenVINO)
Windows:
- Windows x64 (CPU)
- Windows arm64 (CPU)
- Windows x64 (CUDA 12) - CUDA 12.4 DLLs
- Windows x64 (CUDA 13) - CUDA 13.1 DLLs
- Windows x64 (Vulkan)
- Windows x64 (SYCL)
- Windows x64 (HIP)
openEuler: