ReadBU           2526 src/arm/simulator-arm.cc       byte val = ReadBU(addr);
ReadBU            278 src/arm/simulator-arm.h   inline uint8_t ReadBU(int32_t addr);
ReadBU           2470 src/mips/simulator-mips.cc       alu_out = ReadBU(addr);
ReadBU            254 src/mips/simulator-mips.h   inline uint32_t ReadBU(int32_t addr);