diff options
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 8 | ||||
| -rw-r--r-- | gcc/expr.c | 12 |
2 files changed, 14 insertions, 6 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 5d467d0..db9507b 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -2,6 +2,14 @@ Alan Hayward <alan.hayward@arm.com> David Sherwood <david.sherwood@arm.com> + * expr.c (const_scalar_mask_from_tree): Add a mode argument. + Expand commentary. + (expand_expr_real_1): Update call accordingly. + +2017-08-30 Richard Sandiford <richard.sandiford@linaro.org> + Alan Hayward <alan.hayward@arm.com> + David Sherwood <david.sherwood@arm.com> + * expmed.c (store_bit_field_using_insv): Add op0_mode and value_mode arguments. Use scalar_int_mode internally. (store_bit_field_1): Rename the new integer mode from imode @@ -99,7 +99,7 @@ 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 (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); @@ -9969,7 +9969,7 @@ expand_expr_real_1 (tree exp, rtx target, machine_mode tmode, if (is_int_mode (mode, &int_mode)) { if (VECTOR_BOOLEAN_TYPE_P (TREE_TYPE (exp))) - return const_scalar_mask_from_tree (exp); + return const_scalar_mask_from_tree (int_mode, exp); else { tree type_for_mode @@ -11724,12 +11724,12 @@ const_vector_mask_from_tree (tree exp) return gen_rtx_CONST_VECTOR (mode, v); } -/* Return a CONST_INT rtx representing vector mask for - a VECTOR_CST of booleans. */ +/* 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 (tree exp) +const_scalar_mask_from_tree (scalar_int_mode mode, tree exp) { - machine_mode mode = TYPE_MODE (TREE_TYPE (exp)); wide_int res = wi::zero (GET_MODE_PRECISION (mode)); tree elt; unsigned i; |