diff options
| author | Richard Sandiford <richard.sandiford@arm.com> | 2019-04-09 07:50:51 +0000 |
|---|---|---|
| committer | Richard Sandiford <rsandifo@gcc.gnu.org> | 2019-04-09 07:50:51 +0000 |
| commit | 6c0b8df123c24ef3c14305698eb2910bcf5979ce (patch) | |
| tree | ce1f3f2a80c1d9c1d87e83067b554b50ec414656 /gcc/tree-vect-data-refs.c | |
| parent | 31215daa9b8099963fc1fb04abd13f6321f02a74 (diff) | |
SVE fallout from PR90006
2019-04-08 Richard Sandiford <richard.sandiford@arm.com>
gcc/
* tree-vect-data-refs.c (vect_get_smallest_scalar_type): Always
use gimple_expr_type for load and store calls. Skip over the
condition argument in a conditional internal function.
Protect use of TREE_INT_CST_LOW.
From-SVN: r270222
Diffstat (limited to 'gcc/tree-vect-data-refs.c')
| -rw-r--r-- | gcc/tree-vect-data-refs.c | 29 |
1 files changed, 22 insertions, 7 deletions
diff --git a/gcc/tree-vect-data-refs.c b/gcc/tree-vect-data-refs.c index 8f185c99dad..271cb584a6d 100644 --- a/gcc/tree-vect-data-refs.c +++ b/gcc/tree-vect-data-refs.c @@ -145,14 +145,29 @@ vect_get_smallest_scalar_type (stmt_vec_info stmt_info, if (rhs < lhs) scalar_type = rhs_type; } - else if (is_gimple_call (stmt_info->stmt) - && gimple_call_num_args (stmt_info->stmt) > 0) + else if (gcall *call = dyn_cast <gcall *> (stmt_info->stmt)) { - tree rhs_type = TREE_TYPE (gimple_call_arg (stmt_info->stmt, 0)); - - rhs = TREE_INT_CST_LOW (TYPE_SIZE_UNIT (rhs_type)); - if (rhs < lhs) - scalar_type = rhs_type; + unsigned int i = 0; + if (gimple_call_internal_p (call)) + { + internal_fn ifn = gimple_call_internal_fn (call); + if (internal_load_fn_p (ifn) || internal_store_fn_p (ifn)) + /* gimple_expr_type already picked the type of the loaded + or stored data. */ + i = ~0U; + else if (internal_fn_mask_index (ifn) == 0) + i = 1; + } + if (i < gimple_call_num_args (call)) + { + tree rhs_type = TREE_TYPE (gimple_call_arg (call, i)); + if (tree_fits_uhwi_p (TYPE_SIZE_UNIT (rhs_type))) + { + rhs = TREE_INT_CST_LOW (TYPE_SIZE_UNIT (rhs_type)); + if (rhs < lhs) + scalar_type = rhs_type; + } + } } *lhs_size_unit = lhs; |