diff options
Diffstat (limited to 'gcc/expr.c')
| -rw-r--r-- | gcc/expr.c | 31 |
1 files changed, 9 insertions, 22 deletions
@@ -774,18 +774,13 @@ convert_modes (enum machine_mode mode, enum machine_mode oldmode, rtx x, int uns && GET_MODE_BITSIZE (mode) == 2 * HOST_BITS_PER_WIDE_INT && CONST_INT_P (x) && INTVAL (x) < 0) { - HOST_WIDE_INT val = INTVAL (x); + double_int val = uhwi_to_double_int (INTVAL (x)); - if (oldmode != VOIDmode - && HOST_BITS_PER_WIDE_INT > GET_MODE_BITSIZE (oldmode)) - { - int width = GET_MODE_BITSIZE (oldmode); - - /* We need to zero extend VAL. */ - val &= ((HOST_WIDE_INT) 1 << width) - 1; - } + /* We need to zero extend VAL. */ + if (oldmode != VOIDmode) + val = double_int_zext (val, GET_MODE_BITSIZE (oldmode)); - return immed_double_const (val, (HOST_WIDE_INT) 0, mode); + return immed_double_int_const (val, mode); } /* We can do this with a gen_lowpart if both desired and current modes @@ -9686,15 +9681,8 @@ reduce_to_bit_field_precision (rtx exp, rtx target, tree type) } else if (TYPE_UNSIGNED (type)) { - rtx mask; - if (prec < HOST_BITS_PER_WIDE_INT) - mask = immed_double_const (((unsigned HOST_WIDE_INT) 1 << prec) - 1, 0, - GET_MODE (exp)); - else - mask = immed_double_const ((unsigned HOST_WIDE_INT) -1, - ((unsigned HOST_WIDE_INT) 1 - << (prec - HOST_BITS_PER_WIDE_INT)) - 1, - GET_MODE (exp)); + rtx mask = immed_double_int_const (double_int_mask (prec), + GET_MODE (exp)); return expand_and (GET_MODE (exp), exp, mask, target); } else @@ -10280,9 +10268,8 @@ const_vector_from_tree (tree exp) RTVEC_ELT (v, i) = CONST_FIXED_FROM_FIXED_VALUE (TREE_FIXED_CST (elt), inner); else - RTVEC_ELT (v, i) = immed_double_const (TREE_INT_CST_LOW (elt), - TREE_INT_CST_HIGH (elt), - inner); + RTVEC_ELT (v, i) = immed_double_int_const (tree_to_double_int (elt), + inner); } /* Initialize remaining elements to 0. */ |