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r163547 - in /trunk/gcc: ChangeLog combine.c te...


Author: bernds
Date: Wed Aug 25 14:14:59 2010
New Revision: 163547

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=163547
Log:
	* combine.c (find_split_point): Undo canonicalization of multiply-add
	to (minus x (mult)) when it seems likely that this will increase the
	chances of a split.

	* gcc.target/i386/combine-mul.c: New test.

Added:
    trunk/gcc/testsuite/gcc.target/i386/combine-mul.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/combine.c
    trunk/gcc/testsuite/ChangeLog


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