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(store_fixed_bit_field): If not SLOW_UNALIGNED_ACCESS, treat 

everything as maximally aligned.

From-SVN: r13371
This commit is contained in:
Richard Kenner 1997-01-04 18:58:26 -05:00
parent 1a6ec0703b
commit c7554b2898
1 changed files with 4 additions and 1 deletions
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5
gcc/expmed.c
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@ -1,6 +1,6 @@
/* Medium-level subroutines: convert bit-field store and extract
and shifts, multiplies and divides to rtl instructions.
Copyright (C) 1987, 88, 89, 92-5, 1996 Free Software Foundation, Inc.
Copyright (C) 1987, 88, 89, 92-6, 1997 Free Software Foundation, Inc.
This file is part of GNU CC.
@ -557,6 +557,9 @@ store_fixed_bit_field (op0, offset, bitsize, bitpos, value, struct_align)
int all_zero = 0;
int all_one = 0;
if (! SLOW_UNALIGNED_ACCESS)
struct_align = BIGGEST_ALIGNMENT / BITS_PER_UNIT;
/* There is a case not handled here:
a structure with a known alignment of just a halfword
and a field split across two aligned halfwords within the structure.