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| author | Aldy Hernandez <aldyh@redhat.com> | 2001-11-02 22:07:29 +0000 |
|---|---|---|
| committer | Aldy Hernandez <aldyh@gcc.gnu.org> | 2001-11-02 22:07:29 +0000 |
| commit | bb33f166a569d867b1bdf207e183f63cfb634682 (patch) | |
| tree | 04d584e03506b2591f14368fcdc5c2b03335fc1e /gcc/expmed.c | |
| parent | c9e8cb32e3e00dcb180e6c14f14d5ff4636c86a0 (diff) | |
| download | gcc-bb33f166a569d867b1bdf207e183f63cfb634682.zip gcc-bb33f166a569d867b1bdf207e183f63cfb634682.tar.gz gcc-bb33f166a569d867b1bdf207e183f63cfb634682.tar.bz2 | |
expmed.c (store_bit_field): Use simplify_gen_subreg to make SUBREG so we avoid SUBREGing memory.
* expmed.c (store_bit_field): Use simplify_gen_subreg to make
SUBREG so we avoid SUBREGing memory.
From-SVN: r46721
Diffstat (limited to 'gcc/expmed.c')
| -rw-r--r-- | gcc/expmed.c | 7 |
1 files changed, 1 insertions, 6 deletions
diff --git a/gcc/expmed.c b/gcc/expmed.c index b08a8c6..10c5141 100644 --- a/gcc/expmed.c +++ b/gcc/expmed.c @@ -638,12 +638,7 @@ store_bit_field (str_rtx, bitsize, bitnum, fieldmode, value, align, total_size) if we must narrow it, be sure we do it correctly. */ if (GET_MODE_SIZE (GET_MODE (value)) < GET_MODE_SIZE (maxmode)) - { - /* Avoid making subreg of a subreg, or of a mem. */ - if (GET_CODE (value1) != REG) - value1 = copy_to_reg (value1); - value1 = gen_rtx_SUBREG (maxmode, value1, 0); - } + value1 = simplify_gen_subreg (maxmode, value1, GET_MODE (value1), 0); else value1 = gen_lowpart (maxmode, value1); } |