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| author | Richard Kenner <kenner@vlsi1.ultra.nyu.edu> | 1999-11-27 13:50:13 +0000 |
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| committer | Richard Kenner <kenner@gcc.gnu.org> | 1999-11-27 08:50:13 -0500 |
| commit | 1baa375feaa22e3dbf6df7a066ba0d4a2b3a02d8 (patch) | |
| tree | 368881c3a9ecac0c1c9c28d7d35bd0a9485737fe /gcc/combine.c | |
| parent | a8b64d6cf40a262116836ced24027faf5c39e5c6 (diff) | |
| download | gcc-1baa375feaa22e3dbf6df7a066ba0d4a2b3a02d8.zip gcc-1baa375feaa22e3dbf6df7a066ba0d4a2b3a02d8.tar.gz gcc-1baa375feaa22e3dbf6df7a066ba0d4a2b3a02d8.tar.bz2 | |
fold-const.c (negate_expr, [...]): New.
* fold-const.c (negate_expr, associate_trees, extract_muldiv): New.
(split_tree): Completely rework to make more general.
(make_range, fold): Call negate_expr.
(fold, case NEGATE_EXPR): Simplify -(a-b) is -ffast-math.
(fold, associate): Call new split_tree and associate_trees.
(fold, case MULT_EXPR, case *_{DIV,MOD}_EXPR): Call extract_muldiv.
From-SVN: r30673
Diffstat (limited to 'gcc/combine.c')
0 files changed, 0 insertions, 0 deletions