diff options
| author | Bin Cheng <bin.cheng@arm.com> | 2016-05-23 14:44:07 +0000 |
|---|---|---|
| committer | Bin Cheng <amker@gcc.gnu.org> | 2016-05-23 14:44:07 +0000 |
| commit | f397602394168dffc7a14cc116498549847098f9 (patch) | |
| tree | a66e462485658cc06e3f5257aab53489dd34ef20 /gcc | |
| parent | 18b5400419aa18463e605e53020b5186007d60b1 (diff) | |
| download | gcc-f397602394168dffc7a14cc116498549847098f9.zip gcc-f397602394168dffc7a14cc116498549847098f9.tar.gz gcc-f397602394168dffc7a14cc116498549847098f9.tar.bz2 | |
tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when TMR_INDEX is non-NULL.
* tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
TMR_INDEX is non-NULL.
From-SVN: r236593
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/tree-ssa-address.c | 4 |
2 files changed, 9 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index d85700a..311e632 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2016-05-23 Bin Cheng <bin.cheng@arm.com> + + * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when + TMR_INDEX is non-NULL. + 2016-05-23 Richard Biener <rguenther@suse.de> PR tree-optimization/71230 diff --git a/gcc/tree-ssa-address.c b/gcc/tree-ssa-address.c index 9e49f3d..b04545c 100644 --- a/gcc/tree-ssa-address.c +++ b/gcc/tree-ssa-address.c @@ -877,6 +877,10 @@ copy_ref_info (tree new_ref, tree old_ref) && TREE_CODE (old_ref) == MEM_REF && !(TREE_CODE (new_ref) == TARGET_MEM_REF && (TMR_INDEX2 (new_ref) + /* TODO: Below conditions can be relaxed if TMR_INDEX + is an indcution variable and its initial value and + step are aligned. */ + || (TMR_INDEX (new_ref) && !TMR_STEP (new_ref)) || (TMR_STEP (new_ref) && (TREE_INT_CST_LOW (TMR_STEP (new_ref)) < align))))) |