diff options
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/expmed.c | 12 |
2 files changed, 11 insertions, 6 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 0d8923e6bc9..ee077ab554a 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2000-09-25 Richard Henderson <rth@cygnus.com> + + * expmed.c (store_bit_field): Adjust last change to not consider + any word-sized field naturally aligned. + 2000-09-24 Richard Henderson <rth@cygnus.com> * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle diff --git a/gcc/expmed.c b/gcc/expmed.c index e2ca70a13ab..69761b99165 100644 --- a/gcc/expmed.c +++ b/gcc/expmed.c @@ -305,12 +305,12 @@ store_bit_field (str_rtx, bitsize, bitnum, fieldmode, value, align, total_size) memory, any naturally sized, unit aligned field can be done directly. */ if (bitsize == GET_MODE_BITSIZE (fieldmode) - && (GET_MODE_SIZE (fieldmode) >= UNITS_PER_WORD - || GET_MODE_SIZE (GET_MODE (op0)) == GET_MODE_SIZE (fieldmode) - || (GET_CODE (op0) == MEM - && (! SLOW_UNALIGNED_ACCESS (fieldmode, align) - || (offset * BITS_PER_UNIT % bitsize == 0 - && align % GET_MODE_BITSIZE (fieldmode) == 0)))) + && (GET_CODE (op0) != MEM + ? (GET_MODE_SIZE (fieldmode) >= UNITS_PER_WORD + || GET_MODE_SIZE (GET_MODE (op0)) == GET_MODE_SIZE (fieldmode)) + : (! SLOW_UNALIGNED_ACCESS (fieldmode, align) + || (offset * BITS_PER_UNIT % bitsize == 0 + && align % GET_MODE_BITSIZE (fieldmode) == 0))) && (BYTES_BIG_ENDIAN ? bitpos + bitsize == unit : bitpos == 0)) { if (GET_MODE (op0) != fieldmode) |
