diff options
Diffstat (limited to 'gcc/expmed.c')
| -rw-r--r-- | gcc/expmed.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/gcc/expmed.c b/gcc/expmed.c index 894e369..7f0cb0a 100644 --- a/gcc/expmed.c +++ b/gcc/expmed.c @@ -1578,10 +1578,11 @@ extract_bit_field_1 (rtx str_rtx, unsigned HOST_WIDE_INT bitsize, machine_mode new_mode = GET_MODE (op0); if (GET_MODE_INNER (new_mode) != GET_MODE_INNER (tmode)) { - new_mode = mode_for_vector (GET_MODE_INNER (tmode), - GET_MODE_BITSIZE (GET_MODE (op0)) - / GET_MODE_UNIT_BITSIZE (tmode)); - if (!VECTOR_MODE_P (new_mode) + scalar_mode inner_mode = GET_MODE_INNER (tmode); + unsigned int nunits = (GET_MODE_BITSIZE (GET_MODE (op0)) + / GET_MODE_UNIT_BITSIZE (tmode)); + if (!mode_for_vector (inner_mode, nunits).exists (&new_mode) + || !VECTOR_MODE_P (new_mode) || GET_MODE_SIZE (new_mode) != GET_MODE_SIZE (GET_MODE (op0)) || GET_MODE_INNER (new_mode) != GET_MODE_INNER (tmode) || !targetm.vector_mode_supported_p (new_mode)) |