diff options
Diffstat (limited to 'gcc/optabs.c')
| -rw-r--r-- | gcc/optabs.c | 63 |
1 files changed, 19 insertions, 44 deletions
diff --git a/gcc/optabs.c b/gcc/optabs.c index 555e256..5a3e610 100644 --- a/gcc/optabs.c +++ b/gcc/optabs.c @@ -2928,7 +2928,7 @@ expand_absneg_bit (enum rtx_code code, enum machine_mode mode, const struct real_format *fmt; int bitpos, word, nwords, i; enum machine_mode imode; - HOST_WIDE_INT hi, lo; + double_int mask; rtx temp, insns; /* The format has to have a simple sign bit. */ @@ -2964,18 +2964,9 @@ expand_absneg_bit (enum rtx_code code, enum machine_mode mode, nwords = (GET_MODE_BITSIZE (mode) + BITS_PER_WORD - 1) / BITS_PER_WORD; } - if (bitpos < HOST_BITS_PER_WIDE_INT) - { - hi = 0; - lo = (HOST_WIDE_INT) 1 << bitpos; - } - else - { - hi = (HOST_WIDE_INT) 1 << (bitpos - HOST_BITS_PER_WIDE_INT); - lo = 0; - } + mask = double_int_setbit (double_int_zero, bitpos); if (code == ABS) - lo = ~lo, hi = ~hi; + mask = double_int_not (mask); if (target == 0 || target == op0) target = gen_reg_rtx (mode); @@ -2993,7 +2984,7 @@ expand_absneg_bit (enum rtx_code code, enum machine_mode mode, { temp = expand_binop (imode, code == ABS ? and_optab : xor_optab, op0_piece, - immed_double_const (lo, hi, imode), + immed_double_int_const (mask, imode), targ_piece, 1, OPTAB_LIB_WIDEN); if (temp != targ_piece) emit_move_insn (targ_piece, temp); @@ -3011,7 +3002,7 @@ expand_absneg_bit (enum rtx_code code, enum machine_mode mode, { temp = expand_binop (imode, code == ABS ? and_optab : xor_optab, gen_lowpart (imode, op0), - immed_double_const (lo, hi, imode), + immed_double_int_const (mask, imode), gen_lowpart (imode, target), 1, OPTAB_LIB_WIDEN); target = lowpart_subreg_maybe_copy (mode, temp, imode); @@ -3562,7 +3553,7 @@ expand_copysign_absneg (enum machine_mode mode, rtx op0, rtx op1, rtx target, } else { - HOST_WIDE_INT hi, lo; + double_int mask; if (GET_MODE_SIZE (mode) <= UNITS_PER_WORD) { @@ -3584,20 +3575,10 @@ expand_copysign_absneg (enum machine_mode mode, rtx op0, rtx op1, rtx target, op1 = operand_subword_force (op1, word, mode); } - if (bitpos < HOST_BITS_PER_WIDE_INT) - { - hi = 0; - lo = (HOST_WIDE_INT) 1 << bitpos; - } - else - { - hi = (HOST_WIDE_INT) 1 << (bitpos - HOST_BITS_PER_WIDE_INT); - lo = 0; - } + mask = double_int_setbit (double_int_zero, bitpos); - sign = gen_reg_rtx (imode); sign = expand_binop (imode, and_optab, op1, - immed_double_const (lo, hi, imode), + immed_double_int_const (mask, imode), NULL_RTX, 1, OPTAB_LIB_WIDEN); } @@ -3641,7 +3622,7 @@ expand_copysign_bit (enum machine_mode mode, rtx op0, rtx op1, rtx target, int bitpos, bool op0_is_abs) { enum machine_mode imode; - HOST_WIDE_INT hi, lo; + double_int mask; int word, nwords, i; rtx temp, insns; @@ -3665,16 +3646,7 @@ expand_copysign_bit (enum machine_mode mode, rtx op0, rtx op1, rtx target, nwords = (GET_MODE_BITSIZE (mode) + BITS_PER_WORD - 1) / BITS_PER_WORD; } - if (bitpos < HOST_BITS_PER_WIDE_INT) - { - hi = 0; - lo = (HOST_WIDE_INT) 1 << bitpos; - } - else - { - hi = (HOST_WIDE_INT) 1 << (bitpos - HOST_BITS_PER_WIDE_INT); - lo = 0; - } + mask = double_int_setbit (double_int_zero, bitpos); if (target == 0 || target == op0 || target == op1) target = gen_reg_rtx (mode); @@ -3691,13 +3663,15 @@ expand_copysign_bit (enum machine_mode mode, rtx op0, rtx op1, rtx target, if (i == word) { if (!op0_is_abs) - op0_piece = expand_binop (imode, and_optab, op0_piece, - immed_double_const (~lo, ~hi, imode), - NULL_RTX, 1, OPTAB_LIB_WIDEN); + op0_piece + = expand_binop (imode, and_optab, op0_piece, + immed_double_int_const (double_int_not (mask), + imode), + NULL_RTX, 1, OPTAB_LIB_WIDEN); op1 = expand_binop (imode, and_optab, operand_subword_force (op1, i, mode), - immed_double_const (lo, hi, imode), + immed_double_int_const (mask, imode), NULL_RTX, 1, OPTAB_LIB_WIDEN); temp = expand_binop (imode, ior_optab, op0_piece, op1, @@ -3717,13 +3691,14 @@ expand_copysign_bit (enum machine_mode mode, rtx op0, rtx op1, rtx target, else { op1 = expand_binop (imode, and_optab, gen_lowpart (imode, op1), - immed_double_const (lo, hi, imode), + immed_double_int_const (mask, imode), NULL_RTX, 1, OPTAB_LIB_WIDEN); op0 = gen_lowpart (imode, op0); if (!op0_is_abs) op0 = expand_binop (imode, and_optab, op0, - immed_double_const (~lo, ~hi, imode), + immed_double_int_const (double_int_not (mask), + imode), NULL_RTX, 1, OPTAB_LIB_WIDEN); temp = expand_binop (imode, ior_optab, op0, op1, |