Mercurial > hg > CbC > CbC_gcc
diff gcc/tree-chrec.h @ 67:f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
author | nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp> |
---|---|
date | Tue, 22 Mar 2011 17:18:12 +0900 |
parents | 77e2b8dfacca |
children | 04ced10e8804 |
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--- a/gcc/tree-chrec.h Tue May 25 18:58:51 2010 +0900 +++ b/gcc/tree-chrec.h Tue Mar 22 17:18:12 2011 +0900 @@ -1,5 +1,5 @@ /* Chains of recurrences. - Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009 + Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010 Free Software Foundation, Inc. Contributed by Sebastian Pop <pop@cri.ensmp.fr> @@ -64,6 +64,7 @@ /* Operations. */ extern tree chrec_apply (unsigned, tree, tree); +extern tree chrec_apply_map (tree, VEC (tree, heap) *); extern tree chrec_replace_initial_condition (tree, tree); extern tree initial_condition (tree); extern tree initial_condition_in_loop_num (tree, unsigned); @@ -201,23 +202,10 @@ static inline bool evolution_function_is_affine_p (const_tree chrec) { - if (chrec == NULL_TREE) - return false; - - switch (TREE_CODE (chrec)) - { - case POLYNOMIAL_CHREC: - if (evolution_function_is_invariant_p (CHREC_LEFT (chrec), - CHREC_VARIABLE (chrec)) - && evolution_function_is_invariant_p (CHREC_RIGHT (chrec), - CHREC_VARIABLE (chrec))) - return true; - else - return false; - - default: - return false; - } + return chrec + && TREE_CODE (chrec) == POLYNOMIAL_CHREC + && evolution_function_is_invariant_p (CHREC_RIGHT (chrec), + CHREC_VARIABLE (chrec)); } /* Determines whether EXPR does not contains chrec expressions. */