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md.texi (Insn Canonicalizations): Correct canonicalization of (plus (mult (neg B) C) A). 

* doc/md.texi (Insn Canonicalizations): Correct canonicalization
	of (plus (mult (neg B) C) A).

From-SVN: r150937
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Ian Lance Taylor 2009-08-19 15:21:16 +00:00 committed by Ian Lance Taylor
parent 9600efe1a6
commit 9302a06142
2 changed files with 7 additions and 2 deletions
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gcc/ChangeLog
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@ -1,3 +1,8 @@
2009-08-19 Ian Lance Taylor <iant@google.com>
* doc/md.texi (Insn Canonicalizations): Correct canonicalization
of (plus (mult (neg B) C) A).
2009-08-18 Michael Matz <matz@suse.de>
* omp-low.c (optimize_omp_library_calls): Use types_compatible_p
@ -12160,7 +12165,7 @@
(output_init_element): Issue -Wc++-compat warning if needed when
initializing a bitfield with enum type.
* c-parser.c (c_parser_expression): Set original_type to
original_type of right hand operand of comman operator.
original_type of right hand operand of comma operator.
2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>

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gcc/doc/md.texi
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@ -5625,7 +5625,7 @@ In combinations of @code{neg}, @code{mult}, @code{plus}, and
@code{minus}, the @code{neg} operations (if any) will be moved inside
the operations as far as possible. For instance,
@code{(neg (mult A B))} is canonicalized as @code{(mult (neg A) B)}, but
@code{(plus (mult (neg A) B) C)} is canonicalized as
@code{(plus (mult (neg B) C) A)} is canonicalized as
@code{(minus A (mult B C))}.
@cindex @code{compare}, canonicalization of