graphics: add RDNA2 FLAT BDA buffer cache and faults

src/graphics/shader/recompiler/backend/spirv/spirvEmitterProgram.cpp

@@ -566,6 +566,7 @@ bool EmitProgram(EmitterState& state, const IR::Program& program, std::string* e
 		SetError(error, ctx.error.c_str());
 		return false;
 	}
+	DefineGetBdaPointer(state);
 	for (const auto* block: program.blocks) {
 		if (std::ranges::any_of(*block, [](const IR::Inst& inst) {
 			    return inst.GetOpcode() == IR::ValueOpcode::SwizzleU32 ||