vulkan: implement GGML_OP_COUNT_EQUAL

ggml/src/ggml-vulkan/ggml-vulkan.cpp

@@ -254,6 +254,7 @@ struct vk_device_struct {
     vk_pipeline pipeline_argsort_f32;
     vk_pipeline pipeline_sum_rows_f32;
     vk_pipeline pipeline_argmax_f32;
+    vk_pipeline pipeline_count_equal_i32;
     vk_pipeline pipeline_im2col_f32, pipeline_im2col_f32_f16;
     vk_pipeline pipeline_timestep_embedding_f32;
     vk_pipeline pipeline_pool2d_f32;
@@ -2157,6 +2158,8 @@ static void ggml_vk_load_shaders(vk_device& device) {
 
     ggml_vk_create_pipeline(device, device->pipeline_sum_rows_f32, "sum_rows_f32", sum_rows_f32_len, sum_rows_f32_data, "main", 2, sizeof(vk_op_push_constants), {1, 1, 1}, { device->subgroup_size }, 1);
 
+    ggml_vk_create_pipeline(device, device->pipeline_count_equal_i32, "count_equal_i32", count_equal_i32_len, count_equal_i32_data, "main", 3, sizeof(vk_op_push_constants), {512, 1, 1}, { device->subgroup_size }, 1);
+
     ggml_vk_create_pipeline(device, device->pipeline_im2col_f32, "im2col_f32", im2col_f32_len, im2col_f32_data, "main", 2, sizeof(vk_op_im2col_push_constants), {512, 1, 1}, { device->subgroup_size }, 1, true);
     if (device->float_controls_rte_fp16) {
         ggml_vk_create_pipeline(device, device->pipeline_im2col_f32_f16, "im2col_f32_f16", im2col_f32_f16_rte_len, im2col_f32_f16_rte_data, "main", 2, sizeof(vk_op_im2col_push_constants), {512, 1, 1}, { device->subgroup_size }, 1, true);
@@ -5298,6 +5301,11 @@ static vk_pipeline ggml_vk_op_get_pipeline(ggml_backend_vk_context * ctx, const
             return ctx->device->pipeline_argmax_f32;
         }
         return nullptr;
+    case GGML_OP_COUNT_EQUAL:
+        if (src0->type == GGML_TYPE_I32 && src1->type == GGML_TYPE_I32 && dst->type == GGML_TYPE_I64) {
+            return ctx->device->pipeline_count_equal_i32;
+        }
+        return nullptr;
     case GGML_OP_IM2COL:
         if (src1->type == GGML_TYPE_F32 && dst->type == GGML_TYPE_F32) {
             return ctx->device->pipeline_im2col_f32;
@@ -6187,6 +6195,11 @@ static void ggml_vk_argmax(ggml_backend_vk_context * ctx, vk_context& subctx, co
     ggml_vk_op_f32<vk_op_push_constants>(ctx, subctx, src0, nullptr, nullptr, dst, GGML_OP_ARGMAX, { (uint32_t)src0->ne[0], 0, 0.0f, 0.0f }, dryrun);
 }
 
+static void ggml_vk_count_equal(ggml_backend_vk_context * ctx, vk_context& subctx, const ggml_tensor * src0, const ggml_tensor * src1, ggml_tensor * dst, bool dryrun = false) {
+    ggml_backend_tensor_memset(dst, 0, 0, ggml_nbytes(dst));
+    ggml_vk_op_f32<vk_op_push_constants>(ctx, subctx, src0, src1, nullptr, dst, GGML_OP_COUNT_EQUAL, { (uint32_t)ggml_nelements(src0), 0, 0.0f, 0.0f }, dryrun);
+}
+
 static void ggml_vk_im2col(ggml_backend_vk_context * ctx, vk_context& subctx, const ggml_tensor * src0, const ggml_tensor * src1, ggml_tensor * dst, bool dryrun = false) {
     const int32_t s0 = dst->op_params[0];
     const int32_t s1 = dst->op_params[1];
@@ -7080,6 +7093,7 @@ static bool ggml_vk_build_graph(ggml_backend_vk_context * ctx, ggml_tensor * nod
     case GGML_OP_SUM:
     case GGML_OP_SUM_ROWS:
     case GGML_OP_ARGMAX:
+    case GGML_OP_COUNT_EQUAL:
     case GGML_OP_IM2COL:
     case GGML_OP_TIMESTEP_EMBEDDING:
     case GGML_OP_POOL_2D:
@@ -7134,6 +7148,7 @@ static bool ggml_vk_build_graph(ggml_backend_vk_context * ctx, ggml_tensor * nod
         case GGML_OP_SUM:
         case GGML_OP_SUM_ROWS:
         case GGML_OP_ARGMAX:
+        case GGML_OP_COUNT_EQUAL:
         case GGML_OP_IM2COL:
         case GGML_OP_TIMESTEP_EMBEDDING:
         case GGML_OP_POOL_2D:
@@ -7269,6 +7284,10 @@ static bool ggml_vk_build_graph(ggml_backend_vk_context * ctx, ggml_tensor * nod
     case GGML_OP_ARGMAX:
         ggml_vk_argmax(ctx, compute_ctx, src0, node, dryrun);
 
+        break;
+    case GGML_OP_COUNT_EQUAL:
+        ggml_vk_count_equal(ctx, compute_ctx, src0, src1, node, dryrun);
+
         break;
     case GGML_OP_IM2COL:
         ggml_vk_im2col(ctx, compute_ctx, src0, src1, node, dryrun);
@@ -7383,6 +7402,7 @@ static bool ggml_vk_compute_forward(ggml_backend_vk_context * ctx, ggml_tensor *
     case GGML_OP_SUM:
     case GGML_OP_SUM_ROWS:
     case GGML_OP_ARGMAX:
+    case GGML_OP_COUNT_EQUAL:
     case GGML_OP_IM2COL:
     case GGML_OP_TIMESTEP_EMBEDDING:
     case GGML_OP_POOL_2D:
@@ -8320,6 +8340,7 @@ static bool ggml_backend_vk_device_supports_op(ggml_backend_dev_t dev, const ggm
         case GGML_OP_SUM:
         case GGML_OP_SUM_ROWS:
         case GGML_OP_ARGMAX:
+        case GGML_OP_COUNT_EQUAL:
         case GGML_OP_IM2COL:
         case GGML_OP_TIMESTEP_EMBEDDING:
         case GGML_OP_POOL_2D:
@@ -8898,6 +8919,8 @@ static void ggml_vk_check_results_0(ggml_tensor * tensor) {
         tensor_clone = ggml_sum_rows(ggml_ctx, src0_clone);
     } else if (tensor->op == GGML_OP_ARGMAX) {
         tensor_clone = ggml_argmax(ggml_ctx, src0_clone);
+    } else if (tensor->op == GGML_OP_COUNT_EQUAL) {
+        tensor_clone = ggml_count_equal(ggml_ctx, src0_clone, src1_clone);
     } else if (tensor->op == GGML_OP_IM2COL) {
         const int32_t s0 = tensor->op_params[0];
         const int32_t s1 = tensor->op_params[1];
@@ -9017,6 +9040,9 @@ static void ggml_vk_check_results_1(ggml_tensor * tensor) {
                         } else if (tensor->type == GGML_TYPE_I32) {
                             correct = *(int32_t *) ((char *) comp_result + i3*comp_nb[3] + i2*comp_nb[2] + i1*comp_nb[1] + i0*comp_nb[0]);
                             result  = *(int32_t *) ((char *) tensor_data + i3*tensor->nb[3] + i2*tensor->nb[2] + i1*tensor->nb[1] + i0*tensor->nb[0]);
+                        } else if (tensor->type == GGML_TYPE_I64) {
+                            correct = *(int64_t *) ((char *) comp_result + i3*comp_nb[3] + i2*comp_nb[2] + i1*comp_nb[1] + i0*comp_nb[0]);
+                            result  = *(int64_t *) ((char *) tensor_data + i3*tensor->nb[3] + i2*tensor->nb[2] + i1*tensor->nb[1] + i0*tensor->nb[0]);
                         } else {
                             std::cerr << "Results check not implemented for type " << ggml_type_name(tensor->type) << std::endl;
                         }

ggml/src/ggml-vulkan/vulkan-shaders/count_equal.comp

@@ -0,0 +1,31 @@
+#version 450
+
+#extension GL_EXT_control_flow_attributes : enable
+
+#include "types.comp"
+#include "generic_head.comp"
+
+layout(local_size_x_id = 0, local_size_y = 1, local_size_z = 1) in;
+
+layout (binding = 0) readonly buffer X {A_TYPE data_a[];};
+layout (binding = 1) readonly buffer Y {B_TYPE data_b[];};
+layout (binding = 2) buffer D {D_TYPE data_d[];};
+
+const uint CHUNK_SIZE = 512;
+
+void main() {
+    const uint base = gl_WorkGroupID.x * CHUNK_SIZE;
+    const uint col = gl_LocalInvocationID.x;
+
+    uint count = 0;
+    [[unroll]]
+    for (uint i = 0; i < CHUNK_SIZE; i += gl_WorkGroupSize.x) {
+        const uint idx = base + i + col;
+        if (idx >= p.KX) {
+            break;
+        }
+        count += uint(data_a[idx] == data_b[idx]);
+    }
+
+    atomicAdd(data_d[0], D_TYPE(count));
+}

ggml/src/ggml-vulkan/vulkan-shaders/vulkan-shaders-gen.cpp

@@ -488,6 +488,7 @@ void process_shaders() {
 
     string_to_spv("argmax_f32", "argmax.comp", merge_maps(base_dict, {{"A_TYPE", "float"}, {"D_TYPE", "int"}}));
     string_to_spv("sum_rows_f32", "sum_rows.comp", merge_maps(base_dict, {{"A_TYPE", "float"}, {"D_TYPE", "float"}}));
+    string_to_spv("count_equal_i32", "count_equal.comp", merge_maps(base_dict, {{"A_TYPE", "int"}, {"B_TYPE", "int"}, {"D_TYPE", "int"}}));
 
     string_to_spv("im2col_f32", "im2col.comp", merge_maps(base_dict, {{"A_TYPE", "float"}, {"D_TYPE", "float"}}));
     string_to_spv("im2col_f32_f16", "im2col.comp", merge_maps(base_dict, {{"A_TYPE", "float"}, {"D_TYPE", "float16_t"}}));

tests/test-backend-ops.cpp

@@ -1254,7 +1254,7 @@ struct test_count_equal : public test_case {
         ggml_tensor * b = ggml_new_tensor(ctx, type, 4, ne.data());
         ggml_set_name(b, "b");
 
-        ggml_tensor * b_argmax = ggml_argmax(ctx, a);
+        ggml_tensor * b_argmax = ggml_argmax(ctx, b);
         ggml_set_name(b_argmax, "b_argmax");
 
         ggml_tensor * out = ggml_count_equal(ctx, a_argmax, b_argmax);
@@ -3861,7 +3861,8 @@ static std::vector<std::unique_ptr<test_case>> make_test_cases_eval() {
     test_cases.emplace_back(new test_conv_transpose_1d({3,2,1,1}, {3,1,2,1}, 1, 0, 1));
     test_cases.emplace_back(new test_conv_transpose_1d({2,1,1,1}, {3,1,1,1}, 1, 0, 1));
 
-    test_cases.emplace_back(new test_count_equal());
+    test_cases.emplace_back(new test_count_equal(GGML_TYPE_F32, {4,  500, 1, 1}));
+    test_cases.emplace_back(new test_count_equal(GGML_TYPE_F32, {4, 5000, 1, 1}));
 
     test_cases.emplace_back(new test_argmax(GGML_TYPE_F32, {32,    1, 1, 1}));
     test_cases.emplace_back(new test_argmax(GGML_TYPE_F32, {100,  10, 1, 1}));