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Lines Matching defs:rex

337   void setRex(byte rex) {
338     DCHECK_EQ(0x40, rex & 0xF0);
339     rex_ = rex;
342   bool rex() { return rex_ != 0; }
346   // Actual number of base register given the low bits and the rex.b state.
788     regop &= 0x7;  // The REX.R bit does not affect the operation.
2253     } else if ((current & 0xF0) == 0x40) {  // REX prefix.
2255       if (rex_w()) AppendToBuffer("REX.W ");
2294           if (rex_w()) AppendToBuffer("REX.W ");