From b333b06772c89d96aacb5490d6a219fba7c09cc6 Mon Sep 17 00:00:00 2001 From: Mitja Felicijan Date: Thu, 12 Feb 2026 20:57:17 +0100 Subject: Engage! --- .../ggml-vulkan/vulkan-shaders/dequant_q6_k.comp | 33 ++++++++++++++++++++++ 1 file changed, 33 insertions(+) create mode 100644 llama.cpp/ggml/src/ggml-vulkan/vulkan-shaders/dequant_q6_k.comp (limited to 'llama.cpp/ggml/src/ggml-vulkan/vulkan-shaders/dequant_q6_k.comp') diff --git a/llama.cpp/ggml/src/ggml-vulkan/vulkan-shaders/dequant_q6_k.comp b/llama.cpp/ggml/src/ggml-vulkan/vulkan-shaders/dequant_q6_k.comp new file mode 100644 index 0000000..c8d6fcb --- /dev/null +++ b/llama.cpp/ggml/src/ggml-vulkan/vulkan-shaders/dequant_q6_k.comp @@ -0,0 +1,33 @@ +#version 450 + +#include "dequant_head.glsl" + +layout(local_size_x = 64, local_size_y = 1, local_size_z = 1) in; + +layout (binding = 0) readonly buffer A {A_TYPE data_a[];}; +layout (binding = 1) writeonly buffer D {D_TYPE data_b[];}; + +void main() { + [[unroll]] for (uint wgy = 0; wgy < 256; wgy++) { + const uint i = gl_WorkGroupID.x * 256 + wgy; + if (i >= p.nel / QUANT_K) { + return; + } + const uint tid = gl_LocalInvocationID.x; + const uint ip = tid / 32; + const uint il = tid - 32 * ip; + const uint is = 8 * ip + il / 16; + + const uint y_idx = i * QUANT_K + 128 * ip + il; + + const uint ql_idx = 64 * ip + il; + const uint8_t qh = data_a[i].qh[32 * ip + il]; + + const FLOAT_TYPE d = FLOAT_TYPE(data_a[i].d); + + data_b[y_idx + 0] = D_TYPE(d * FLOAT_TYPE(data_a[i].scales[is + 0] * (int8_t((data_a[i].ql[ql_idx + 0] & 0xF) | (((qh >> 0) & 3) << 4)) - 32))); + data_b[y_idx + 32] = D_TYPE(d * FLOAT_TYPE(data_a[i].scales[is + 2] * (int8_t((data_a[i].ql[ql_idx + 32] & 0xF) | (((qh >> 2) & 3) << 4)) - 32))); + data_b[y_idx + 64] = D_TYPE(d * FLOAT_TYPE(data_a[i].scales[is + 4] * (int8_t((data_a[i].ql[ql_idx + 0] >> 4) | (((qh >> 4) & 3) << 4)) - 32))); + data_b[y_idx + 96] = D_TYPE(d * FLOAT_TYPE(data_a[i].scales[is + 6] * (int8_t((data_a[i].ql[ql_idx + 32] >> 4) | (((qh >> 6) & 3) << 4)) - 32))); + } +} -- cgit v1.2.3