static void
lto_input_ts_vector_tree_pointers (struct lto_input_block *ib,
struct data_in *data_in, tree expr)
{
unsigned i;
for (i = 0; i < VECTOR_CST_NELTS (expr); ++i)
VECTOR_CST_ELT (expr, i) = stream_read_tree (ib, data_in);
}
static void
write_ts_vector_tree_pointers (struct output_block *ob, tree expr, bool ref_p)
{
unsigned i;
/* Note that the number of elements for EXPR has already been emitted
in EXPR's header (see streamer_write_tree_header). */
for (i = 0; i < VECTOR_CST_NELTS (expr); ++i)
stream_write_tree (ob, VECTOR_CST_ELT (expr, i), ref_p);
}
static tree
fold_const_reduction (tree type, tree arg, tree_code code)
{
unsigned HOST_WIDE_INT nelts;
if (TREE_CODE (arg) != VECTOR_CST
|| !VECTOR_CST_NELTS (arg).is_constant (&nelts))
return NULL_TREE;
tree res = VECTOR_CST_ELT (arg, 0);
for (unsigned HOST_WIDE_INT i = 1; i < nelts; i++)
{
res = const_binop (code, type, res, VECTOR_CST_ELT (arg, i));
if (res == NULL_TREE || !CONSTANT_CLASS_P (res))
return NULL_TREE;
}
return res;
}
static tree
fold_const_fold_left (tree type, tree arg0, tree arg1, tree_code code)
{
if (TREE_CODE (arg1) != VECTOR_CST)
return NULL_TREE;
unsigned HOST_WIDE_INT nelts;
if (!VECTOR_CST_NELTS (arg1).is_constant (&nelts))
return NULL_TREE;
for (unsigned HOST_WIDE_INT i = 0; i < nelts; i++)
{
arg0 = const_binop (code, type, arg0, VECTOR_CST_ELT (arg1, i));
if (arg0 == NULL_TREE || !CONSTANT_CLASS_P (arg0))
return NULL_TREE;
}
return arg0;
}
