Lines Matching defs:reg1
3807 bool reg1 = regs_ever_live[i+1] && ! call_used_regs[i+1];
3811 if (reg0 && reg1)
3821 else if (reg1)
6522 /* Return 1 if REGNO (reg1) is even and REGNO (reg1) == REGNO (reg2) - 1.
6525 Note reg1 and reg2 *must* be hard registers. */
6528 registers_ok_for_ldd_peep (rtx reg1, rtx reg2)
6531 if (GET_CODE (reg1) != REG || GET_CODE (reg2) != REG)
6534 if (REGNO (reg1) % 2 != 0)
6538 if (TARGET_V9 && REGNO (reg1) < 32)
6541 return (REGNO (reg1) == REGNO (reg2) - 1);
6579 unsigned int reg1;
6601 reg1 = REGNO (XEXP (addr1, 0));
6612 reg1 = REGNO (addr1);
6625 if (reg1 != REGNO (XEXP (addr2, 0)))
6628 if (dependent_reg_rtx != NULL_RTX && reg1 == REGNO (dependent_reg_rtx))