tree gfc_conv_string_init (tree length, gfc_expr * expr) { char *s; HOST_WIDE_INT len; int slen; tree str; gcc_assert (expr->expr_type == EXPR_CONSTANT); gcc_assert (expr->ts.type == BT_CHARACTER && expr->ts.kind == 1); gcc_assert (INTEGER_CST_P (length)); gcc_assert (TREE_INT_CST_HIGH (length) == 0); len = TREE_INT_CST_LOW (length); slen = expr->value.character.length; if (len > slen) { s = gfc_getmem (len); memcpy (s, expr->value.character.string, slen); memset (&s[slen], ' ', len - slen); str = gfc_build_string_const (len, s); gfc_free (s); } else str = gfc_build_string_const (len, expr->value.character.string); return str; }
tree gfc_conv_constant_to_tree (gfc_expr * expr) { gcc_assert (expr->expr_type == EXPR_CONSTANT); switch (expr->ts.type) { case BT_INTEGER: return gfc_conv_mpz_to_tree (expr->value.integer, expr->ts.kind); case BT_REAL: return gfc_conv_mpfr_to_tree (expr->value.real, expr->ts.kind); case BT_LOGICAL: return build_int_cst (gfc_get_logical_type (expr->ts.kind), expr->value.logical); case BT_COMPLEX: { tree real = gfc_conv_mpfr_to_tree (expr->value.complex.r, expr->ts.kind); tree imag = gfc_conv_mpfr_to_tree (expr->value.complex.i, expr->ts.kind); return build_complex (NULL_TREE, real, imag); } case BT_CHARACTER: return gfc_build_string_const (expr->value.character.length, expr->value.character.string); default: fatal_error ("gfc_conv_constant_to_tree(): invalid type: %s", gfc_typename (&expr->ts)); } }
tree gfc_conv_constant_to_tree (gfc_expr * expr) { tree res; gcc_assert (expr->expr_type == EXPR_CONSTANT); /* If it is has a prescribed memory representation, we build a string constant and VIEW_CONVERT to its type. */ switch (expr->ts.type) { case BT_INTEGER: if (expr->representation.string) return fold_build1_loc (input_location, VIEW_CONVERT_EXPR, gfc_get_int_type (expr->ts.kind), gfc_build_string_const (expr->representation.length, expr->representation.string)); else return gfc_conv_mpz_to_tree (expr->value.integer, expr->ts.kind); case BT_REAL: if (expr->representation.string) return fold_build1_loc (input_location, VIEW_CONVERT_EXPR, gfc_get_real_type (expr->ts.kind), gfc_build_string_const (expr->representation.length, expr->representation.string)); else return gfc_conv_mpfr_to_tree (expr->value.real, expr->ts.kind, expr->is_snan); case BT_LOGICAL: if (expr->representation.string) { tree tmp = fold_build1_loc (input_location, VIEW_CONVERT_EXPR, gfc_get_int_type (expr->ts.kind), gfc_build_string_const (expr->representation.length, expr->representation.string)); if (!integer_zerop (tmp) && !integer_onep (tmp)) gfc_warning ("Assigning value other than 0 or 1 to LOGICAL" " has undefined result at %L", &expr->where); return fold_convert (gfc_get_logical_type (expr->ts.kind), tmp); } else return build_int_cst (gfc_get_logical_type (expr->ts.kind), expr->value.logical); case BT_COMPLEX: if (expr->representation.string) return fold_build1_loc (input_location, VIEW_CONVERT_EXPR, gfc_get_complex_type (expr->ts.kind), gfc_build_string_const (expr->representation.length, expr->representation.string)); else { tree real = gfc_conv_mpfr_to_tree (mpc_realref (expr->value.complex), expr->ts.kind, expr->is_snan); tree imag = gfc_conv_mpfr_to_tree (mpc_imagref (expr->value.complex), expr->ts.kind, expr->is_snan); return build_complex (gfc_typenode_for_spec (&expr->ts), real, imag); } case BT_CHARACTER: res = gfc_build_wide_string_const (expr->ts.kind, expr->value.character.length, expr->value.character.string); return res; case BT_HOLLERITH: return gfc_build_string_const (expr->representation.length, expr->representation.string); default: fatal_error ("gfc_conv_constant_to_tree(): invalid type: %s", gfc_typename (&expr->ts)); } }
tree gfc_build_localized_cstring_const (const char *msgid) { const char *localized = _(msgid); return gfc_build_string_const (strlen (localized) + 1, localized); }
/* Build a Fortran character constant from a zero-terminated string. There a two version of this function, one that translates the string and one that doesn't. */ tree gfc_build_cstring_const (const char *string) { return gfc_build_string_const (strlen (string) + 1, string); }