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| author | David S. Miller <davem@davemloft.net> | 2013-02-13 20:25:41 +0000 |
|---|---|---|
| committer | David S. Miller <davem@gcc.gnu.org> | 2013-02-13 12:25:41 -0800 |
| commit | 7afe28013fa88a06d0e3564dcf9e8ee5cb06c0e1 (patch) | |
| tree | 7b333a574aa93a145dfacbec0bee719738811eb8 /gcc | |
| parent | 8a04a774db8ee076b63c190e71cd331077c2a321 (diff) | |
| download | gcc-7afe28013fa88a06d0e3564dcf9e8ee5cb06c0e1.zip gcc-7afe28013fa88a06d0e3564dcf9e8ee5cb06c0e1.tar.gz gcc-7afe28013fa88a06d0e3564dcf9e8ee5cb06c0e1.tar.bz2 | |
We should not strip subregs of non-scalars during shift expansion.
* expmed.c (expand_shift_1): Only strip scalar integer subregs.
From-SVN: r196027
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 4 | ||||
| -rw-r--r-- | gcc/expmed.c | 4 |
2 files changed, 6 insertions, 2 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index d412505..bfaa7d3 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,7 @@ +2013-02-13 David S. Miller <davem@davemloft.net> + + * expmed.c (expand_shift_1): Only strip scalar integer subregs. + 2013-02-13 Vladimir Makarov <vmakarov@redhat.com> PR target/56184 diff --git a/gcc/expmed.c b/gcc/expmed.c index 4a6ddb0..954a360 100644 --- a/gcc/expmed.c +++ b/gcc/expmed.c @@ -2116,8 +2116,8 @@ expand_shift_1 (enum tree_code code, enum machine_mode mode, rtx shifted, % GET_MODE_BITSIZE (mode)); else if (GET_CODE (op1) == SUBREG && subreg_lowpart_p (op1) - && INTEGRAL_MODE_P (GET_MODE (SUBREG_REG (op1))) - && INTEGRAL_MODE_P (GET_MODE (op1))) + && SCALAR_INT_MODE_P (GET_MODE (SUBREG_REG (op1))) + && SCALAR_INT_MODE_P (GET_MODE (op1))) op1 = SUBREG_REG (op1); } |