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Lines Matching defs:rex

348   void setRex(byte rex) {
349     ASSERT_EQ(0x40, rex & 0xF0);
350     rex_ = rex;
353   bool rex() { return rex_ != 0; }
357   // Actual number of base register given the low bits and the rex.b state.
737   regop &= 0x7;  // The REX.R bit does not affect the operation.
1332     } else if ((current & 0xF0) == 0x40) {  // REX prefix.
1334       if (rex_w()) AppendToBuffer("REX.W ");
1353         if (rex_w()) AppendToBuffer("REX.W ");