diff options
Diffstat (limited to 'gcc/expr.c')
| -rw-r--r-- | gcc/expr.c | 39 |
1 files changed, 4 insertions, 35 deletions
@@ -96,7 +96,6 @@ static void emit_single_push_insn (machine_mode, rtx, tree); static void do_tablejump (rtx, machine_mode, rtx, rtx, rtx, profile_probability); static rtx const_vector_from_tree (tree); -static rtx const_scalar_mask_from_tree (scalar_int_mode, tree); static tree tree_expr_size (const_tree); static HOST_WIDE_INT int_expr_size (tree); static void convert_mode_scalar (rtx, rtx, int); @@ -10356,16 +10355,10 @@ expand_expr_real_1 (tree exp, rtx target, machine_mode tmode, scalar_int_mode int_mode; if (is_int_mode (mode, &int_mode)) { - if (VECTOR_BOOLEAN_TYPE_P (TREE_TYPE (exp))) - return const_scalar_mask_from_tree (int_mode, exp); - else - { - tree type_for_mode - = lang_hooks.types.type_for_mode (int_mode, 1); - if (type_for_mode) - tmp = fold_unary_loc (loc, VIEW_CONVERT_EXPR, - type_for_mode, exp); - } + tree type_for_mode = lang_hooks.types.type_for_mode (int_mode, 1); + if (type_for_mode) + tmp = fold_unary_loc (loc, VIEW_CONVERT_EXPR, + type_for_mode, exp); } if (!tmp) { @@ -12739,30 +12732,6 @@ const_vector_mask_from_tree (tree exp) return builder.build (); } -/* EXP is a VECTOR_CST in which each element is either all-zeros or all-ones. - Return a constant scalar rtx of mode MODE in which bit X is set if element - X of EXP is nonzero. */ -static rtx -const_scalar_mask_from_tree (scalar_int_mode mode, tree exp) -{ - wide_int res = wi::zero (GET_MODE_PRECISION (mode)); - tree elt; - - /* The result has a fixed number of bits so the input must too. */ - unsigned int nunits = VECTOR_CST_NELTS (exp).to_constant (); - for (unsigned int i = 0; i < nunits; ++i) - { - elt = VECTOR_CST_ELT (exp, i); - gcc_assert (TREE_CODE (elt) == INTEGER_CST); - if (integer_all_onesp (elt)) - res = wi::set_bit (res, i); - else - gcc_assert (integer_zerop (elt)); - } - - return immed_wide_int_const (res, mode); -} - /* Return a CONST_VECTOR rtx for a VECTOR_CST tree. */ static rtx const_vector_from_tree (tree exp) |