diff options
| author | Marc Glisse <marc.glisse@inria.fr> | 2012-09-03 17:31:38 +0000 |
|---|---|---|
| committer | Marc Glisse <marc.glisse@inria.fr> | 2012-09-03 17:31:38 +0000 |
| commit | 0c590727149780e4bf1494bba4d88d5e852cb3f4 (patch) | |
| tree | 72fdc7be9d4380c6964688c8dc44c6e68fa55389 /gcc/fold-const.c | |
| parent | a7f50ab278d1174d6d0856efdb5ee8f03b1d47c1 (diff) | |
2012-09-03 Marc Glisse <marc.glisse@inria.fr>
gcc/
* fold-const.c (fold_ternary_loc): Constant-propagate after
removing dead operands.
gcc/testsuite/
* gcc.dg/fold-perm.c: Improve test.
git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@190901 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/fold-const.c')
| -rw-r--r-- | gcc/fold-const.c | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/gcc/fold-const.c b/gcc/fold-const.c index b386bb2c606..2bf51797847 100644 --- a/gcc/fold-const.c +++ b/gcc/fold-const.c @@ -14196,16 +14196,6 @@ fold_ternary_loc (location_t loc, enum tree_code code, tree type, return op1; } - if ((TREE_CODE (arg0) == VECTOR_CST - || TREE_CODE (arg0) == CONSTRUCTOR) - && (TREE_CODE (arg1) == VECTOR_CST - || TREE_CODE (arg1) == CONSTRUCTOR)) - { - t = fold_vec_perm (type, arg0, arg1, sel); - if (t != NULL_TREE) - return t; - } - if (all_in_vec0) op1 = op0; else if (all_in_vec1) @@ -14216,6 +14206,16 @@ fold_ternary_loc (location_t loc, enum tree_code code, tree type, need_mask_canon = true; } + if ((TREE_CODE (op0) == VECTOR_CST + || TREE_CODE (op0) == CONSTRUCTOR) + && (TREE_CODE (op1) == VECTOR_CST + || TREE_CODE (op1) == CONSTRUCTOR)) + { + t = fold_vec_perm (type, op0, op1, sel); + if (t != NULL_TREE) + return t; + } + if (op0 == op1 && !single_arg) changed = true; |