Engage!

1 files changed, 51 insertions, 0 deletions

diff --git a/llama.cpp/ggml/src/ggml-vulkan/vulkan-shaders/count_experts.comp b/llama.cpp/ggml/src/ggml-vulkan/vulkan-shaders/count_experts.comp
new file mode 100644
index 0000000..ffc8608
--- /dev/null
+++ b/llama.cpp/ggml/src/ggml-vulkan/vulkan-shaders/count_experts.comp
@@ -0,0 +1,51 @@
+#version 450
+
+#extension GL_EXT_control_flow_attributes : enable
+
+#include "types.glsl"
+
+layout (push_constant) uniform parameter
+{
+    uint32_t ne00;
+    uint32_t ne01;
+    uint32_t nb00;
+    uint32_t nb01;
+    uint32_t a_offset;
+} p;
+
+#define BLOCK_SIZE 256
+
+layout(local_size_x = BLOCK_SIZE, local_size_y = 1, local_size_z = 1) in;
+
+layout (binding = 0) readonly buffer A {uint data_a[];};
+layout (binding = 1) writeonly buffer D {uint data_d[];};
+
+shared uint vals[BLOCK_SIZE];
+
+void main() {
+    const uint expert_id = gl_WorkGroupID.x;
+    const uint num_elements = p.ne00 * p.ne01;
+    const uint tid = gl_LocalInvocationID.x;
+
+    uint count = 0;
+    for (uint idx = tid; idx < num_elements; idx += BLOCK_SIZE) {
+        const uint i01 = idx / p.ne00;
+        const uint i00 = idx % p.ne00;
+        const uint a = data_a[p.a_offset + i01 * p.nb01 + i00 * p.nb00];
+
+        count += uint(a == expert_id);
+    }
+
+    vals[tid] = count;
+    barrier();
+    [[unroll]] for (uint s = BLOCK_SIZE / 2; s > 0; s >>= 1) {
+        if (tid < s) {
+            vals[tid] += vals[tid + s];
+        }
+        barrier();
+    }
+
+    if (tid == 0) {
+        data_d[expert_id] = vals[0];
+    }
+}