Vulkan: Clean up mul_mm shader (ggml-org#15987)

* vulkan: move mul_mm dequantization steps into a separate file and functions

* improve mul_mm vector load code

* fix debug mode issues and warnings

Author: 0cc4m

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

@@ -1231,8 +1231,6 @@ static std::string format_size(size_t size) {
     return oss.str();
 }
 
-static std::mutex log_mutex;
-
 class vk_memory_logger {
 public:
     vk_memory_logger(): total_device(0), total_host(0) {}
@@ -1422,6 +1420,8 @@ struct ggml_backend_vk_buffer_context {
 };
 
 #ifdef GGML_VULKAN_MEMORY_DEBUG
+static std::mutex log_mutex;
+
 void vk_memory_logger::log_allocation(vk_buffer_ref buf_ref, size_t size) {
     std::lock_guard<std::mutex> guard(log_mutex);
     vk_buffer buf = buf_ref.lock();
@@ -13138,16 +13138,16 @@ static void ggml_vk_check_results_0(ggml_backend_vk_context * ctx, ggml_cgraph *
     } else if (tensor->op == GGML_OP_IM2COL_3D) {
         const int32_t s0 = tensor->op_params[0];
         const int32_t s1 = tensor->op_params[1];
-        const int32_t s1 = tensor->op_params[2];
+        const int32_t s2 = tensor->op_params[2];
         const int32_t p0 = tensor->op_params[3];
         const int32_t p1 = tensor->op_params[4];
-        const int32_t p1 = tensor->op_params[5];
+        const int32_t p2 = tensor->op_params[5];
         const int32_t d0 = tensor->op_params[6];
         const int32_t d1 = tensor->op_params[7];
-        const int32_t d1 = tensor->op_params[8];
+        const int32_t d2 = tensor->op_params[8];
         const int32_t IC = tensor->op_params[9];
 
-        tensor_clone = ggml_im2col(ggml_ctx, src_clone[0], src_clone[1], IC, s0, s1, s2, p0, p1, p2, d0, d1, d2, tensor->type);
+        tensor_clone = ggml_im2col_3d(ggml_ctx, src_clone[0], src_clone[1], IC, s0, s1, s2, p0, p1, p2, d0, d1, d2, tensor->type);
     } else if (tensor->op == GGML_OP_TIMESTEP_EMBEDDING) {
         const int32_t dim = tensor->op_params[0];
         const int32_t max_period = tensor->op_params[1];