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| author | mpolacek <mpolacek@138bc75d-0d04-0410-961f-82ee72b054a4> | 2015-06-29 14:17:13 +0000 |
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| committer | mpolacek <mpolacek@138bc75d-0d04-0410-961f-82ee72b054a4> | 2015-06-29 14:17:13 +0000 |
| commit | ef5e7d0d1d32a846712c42ac60fb9b226f2a3814 (patch) | |
| tree | 455965b67ca0c58d772f8ae71e821ca9badb8147 /gcc/fold-const.c | |
| parent | bd79788195e59b579bfcc495ef042c6d2c65e264 (diff) | |
| download | gcc-ef5e7d0d1d32a846712c42ac60fb9b226f2a3814.tar.gz | |
* fold-const.c (fold_binary_loc): Move X - (X / Y) * Y -> X % Y to ...
* match.pd: ... pattern here.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@225120 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/fold-const.c')
| -rw-r--r-- | gcc/fold-const.c | 13 |
1 files changed, 0 insertions, 13 deletions
diff --git a/gcc/fold-const.c b/gcc/fold-const.c index 7b9502e2d38..a447452193d 100644 --- a/gcc/fold-const.c +++ b/gcc/fold-const.c @@ -10509,19 +10509,6 @@ fold_binary_loc (location_t loc, fold_convert_loc (loc, type, TREE_OPERAND (arg0, 0))); - /* X - (X / Y) * Y is X % Y. */ - if ((INTEGRAL_TYPE_P (type) || VECTOR_INTEGER_TYPE_P (type)) - && TREE_CODE (arg1) == MULT_EXPR - && TREE_CODE (TREE_OPERAND (arg1, 0)) == TRUNC_DIV_EXPR - && operand_equal_p (arg0, - TREE_OPERAND (TREE_OPERAND (arg1, 0), 0), 0) - && operand_equal_p (TREE_OPERAND (TREE_OPERAND (arg1, 0), 1), - TREE_OPERAND (arg1, 1), 0)) - return - fold_convert_loc (loc, type, - fold_build2_loc (loc, TRUNC_MOD_EXPR, TREE_TYPE (arg0), - arg0, TREE_OPERAND (arg1, 1))); - if (! FLOAT_TYPE_P (type)) { /* Fold A - (A & B) into ~B & A. */ |