1 files changed, 51 insertions, 0 deletions
diff --git a/llama.cpp/ggml/src/ggml-vulkan/vulkan-shaders/get_rows_quant.comp b/llama.cpp/ggml/src/ggml-vulkan/vulkan-shaders/get_rows_quant.comp
new file mode 100644
index 0000000..9dba437
--- /dev/null
+++ b/llama.cpp/ggml/src/ggml-vulkan/vulkan-shaders/get_rows_quant.comp
@@ -0,0 +1,51 @@
+#version 450
+
+#extension GL_EXT_control_flow_attributes : enable
+
+#include "types.glsl"
+#include "generic_binary_head.glsl"
+#include "dequant_funcs.glsl"
+
+layout(local_size_x = 512, local_size_y = 1, local_size_z = 1) in;
+
+void main() {
+    const uint i00 = (gl_GlobalInvocationID.x)*2;
+
+#ifdef NEEDS_INIT_IQ_SHMEM
+    init_iq_shmem(gl_WorkGroupSize);
+#endif
+
+    if (i00 >= p.ne00) {
+        return;
+    }
+
+    uint gid_z = gl_GlobalInvocationID.z;
+    while (gid_z < p.ne11 * p.ne12) {
+        uint gid_y = gl_GlobalInvocationID.y;
+        while (gid_y < p.ne10) {
+            const uint i10 = gid_y;
+            const uint i11 = gid_z / p.ne12;
+            const uint i12 = gid_z % p.ne12;
+
+            const uint i01 = data_b[i10*p.nb10 + i11*p.nb11 + i12*p.nb12];
+
+            const uint a_offset = i01*p.nb01 + i11*p.nb02 + i12*p.nb03;
+            const uint d_offset = i10*p.nb21 + i11*p.nb22 + i12*p.nb23;
+
+            const uint ib = a_offset + i00/QUANT_K; // block index
+            const uint iqs = (i00%QUANT_K)/QUANT_R; // quant index
+            const uint iybs = i00 - i00%QUANT_K; // dst block start index
+            const uint y_offset = QUANT_R == 1 ? 1 : QUANT_K/2;
+
+            vec2 v = dequantize(ib, iqs, 0);
+            const vec2 dm = get_dm(ib, 0);
+            v = v * dm.x + dm.y;
+
+            data_d[d_offset + iybs + iqs           ] = D_TYPE(v.x);
+            data_d[d_offset + iybs + iqs + y_offset] = D_TYPE(v.y);
+
+            gid_y += gl_WorkGroupSize.y * gl_NumWorkGroups.y;
+        }
+        gid_z += gl_WorkGroupSize.z * gl_NumWorkGroups.z;
+    }
+}