shader: reflect tessellation strides across forward branches, DS write widths, and packed patch masks

src/graphics/shader/recompiler/frontend/decode/MemoryOps.cpp

@@ -166,6 +166,8 @@ void ApplyMemoryInfo(Instruction& inst, const MemoryOpcodeInfo* info) {
 	inst.formatted   = info->formatted;
 }
 
+} // namespace
+
 bool IsDsWriteOpcode(Opcode opcode) {
 	switch (opcode) {
 		case Opcode::DS_WRITE_B8:
@@ -184,6 +186,8 @@ bool IsDsWriteOpcode(Opcode opcode) {
 	}
 }
 
+namespace {
+
 bool IsDsAtomicOpcode(Opcode opcode) {
 	switch (opcode) {
 		case Opcode::DS_ADD_U32:

src/graphics/shader/recompiler/frontend/decode/ShaderDecoder.h

@@ -882,6 +882,7 @@ Program DecodeFrontProgram(std::span<const uint32_t> front);
 void DecodeProgram(std::span<const uint32_t> code, Program& program);
 bool IsConditionalBranch(Opcode opcode);
 bool IsDirectBranch(Opcode opcode);
+bool IsDsWriteOpcode(Opcode opcode);
 
 void DecodeScalarSource(uint32_t code, uint32_t pc, Operand& operand);
 void DecodeScalarDestination(uint32_t code, uint32_t pc, Operand& operand);