diff options
Diffstat (limited to 'gcc/recog.c')
| -rw-r--r-- | gcc/recog.c | 28 |
1 files changed, 7 insertions, 21 deletions
diff --git a/gcc/recog.c b/gcc/recog.c index 17cec759905..19f00b176d7 100644 --- a/gcc/recog.c +++ b/gcc/recog.c @@ -925,10 +925,7 @@ next_insn_tests_no_inequality (rtx insn) it has. The main use of this function is as a predicate in match_operand - expressions in the machine description. - - For an explanation of this function's behavior for registers of - class NO_REGS, see the comment for `register_operand'. */ + expressions in the machine description. */ int general_operand (rtx op, enum machine_mode mode) @@ -998,9 +995,8 @@ general_operand (rtx op, enum machine_mode mode) } if (code == REG) - /* A register whose class is NO_REGS is not a general operand. */ return (REGNO (op) >= FIRST_PSEUDO_REGISTER - || REGNO_REG_CLASS (REGNO (op)) != NO_REGS); + || in_hard_reg_set_p (operand_reg_set, GET_MODE (op), REGNO (op))); if (code == MEM) { @@ -1033,15 +1029,7 @@ address_operand (rtx op, enum machine_mode mode) If MODE is VOIDmode, accept a register in any mode. The main use of this function is as a predicate in match_operand - expressions in the machine description. - - As a special exception, registers whose class is NO_REGS are - not accepted by `register_operand'. The reason for this change - is to allow the representation of special architecture artifacts - (such as a condition code register) without extending the rtl - definitions. Since registers of class NO_REGS cannot be used - as registers in any case where register classes are examined, - it is most consistent to keep this function from accepting them. */ + expressions in the machine description. */ int register_operand (rtx op, enum machine_mode mode) @@ -1080,11 +1068,10 @@ register_operand (rtx op, enum machine_mode mode) op = sub; } - /* We don't consider registers whose class is NO_REGS - to be a register operand. */ return (REG_P (op) && (REGNO (op) >= FIRST_PSEUDO_REGISTER - || REGNO_REG_CLASS (REGNO (op)) != NO_REGS)); + || in_hard_reg_set_p (operand_reg_set, + GET_MODE (op), REGNO (op)))); } /* Return 1 for a register in Pmode; ignore the tested mode. */ @@ -1203,11 +1190,10 @@ nonmemory_operand (rtx op, enum machine_mode mode) op = SUBREG_REG (op); } - /* We don't consider registers whose class is NO_REGS - to be a register operand. */ return (REG_P (op) && (REGNO (op) >= FIRST_PSEUDO_REGISTER - || REGNO_REG_CLASS (REGNO (op)) != NO_REGS)); + || in_hard_reg_set_p (operand_reg_set, + GET_MODE (op), REGNO (op)))); } /* Return 1 if OP is a valid operand that stands for pushing a |