shader_recompiler: Add comparison operators to descriptor types

src/shader_recompiler/shader_info.h

@@ -65,6 +65,8 @@ enum class Interpolation {
 struct ConstantBufferDescriptor {
     u32 index;
     u32 count;
+
+    auto operator<=>(const ConstantBufferDescriptor&) const = default;
 };
 
 struct StorageBufferDescriptor {
@@ -72,6 +74,8 @@ struct StorageBufferDescriptor {
     u32 cbuf_offset;
     u32 count;
     bool is_written;
+
+    auto operator<=>(const StorageBufferDescriptor&) const = default;
 };
 
 struct TextureBufferDescriptor {
@@ -84,6 +88,8 @@ struct TextureBufferDescriptor {
     u32 secondary_shift_left;
     u32 count;
     u32 size_shift;
+
+    auto operator<=>(const TextureBufferDescriptor&) const = default;
 };
 using TextureBufferDescriptors = boost::container::small_vector<TextureBufferDescriptor, 6>;
 
@@ -95,6 +101,8 @@ struct ImageBufferDescriptor {
     u32 cbuf_offset;
     u32 count;
     u32 size_shift;
+
+    auto operator<=>(const ImageBufferDescriptor&) const = default;
 };
 using ImageBufferDescriptors = boost::container::small_vector<ImageBufferDescriptor, 2>;
 
@@ -110,6 +118,8 @@ struct TextureDescriptor {
     u32 secondary_shift_left;
     u32 count;
     u32 size_shift;
+
+    auto operator<=>(const TextureDescriptor&) const = default;
 };
 using TextureDescriptors = boost::container::small_vector<TextureDescriptor, 12>;
 
@@ -122,6 +132,8 @@ struct ImageDescriptor {
     u32 cbuf_offset;
     u32 count;
     u32 size_shift;
+
+    auto operator<=>(const ImageDescriptor&) const = default;
 };
 using ImageDescriptors = boost::container::small_vector<ImageDescriptor, 4>;