Lines Matching refs: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 ");