kOpCodeMask       510 src/arm/assembler-arm.cc   return (instr & (B27 | B26 | I | kOpCodeMask | S | kRdMask)) ==
kOpCodeMask       516 src/arm/assembler-arm.cc   return (instr & (B27 | B26 | I | kOpCodeMask | S | kRdMask | B4)) ==
kOpCodeMask       522 src/arm/assembler-arm.cc   return (instr & (B27 | B26 | I | kOpCodeMask | S | kRdMask)) ==
kOpCodeMask       831 src/arm/assembler-arm.cc   ASSERT((instr & ~(kCondMask | kOpCodeMask | S)) == 0);