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Re: [PING][PATCH][REVISED] Fix PR middle-end/PR28690, modify swap_commutative_operands_p

From: "Andrew Pinski" <pinskia at gmail dot com>
To: "Peter Bergner" <bergner at vnet dot ibm dot com>
Cc: "H.J. Lu" <hjl at lucon dot org>, bonzini at gnu dot org, "Jakub Jelinek" <jakub at redhat dot com>, "Pat Haugen" <pthaugen at us dot ibm dot com>, "Dave Korn" <dave dot korn at artimi dot com>, gcc-patches at gcc dot gnu dot org, "Ian Lance Taylor" <iant at google dot com>, "Rask Ingemann Lambertsen" <rask at sygehus dot dk>, "Richard Guenther" <richard dot guenther at gmail dot com>, michael dot meissner at amd dot com
Date: Mon, 16 Jul 2007 21:32:35 -0700
Subject: Re: [PING][PATCH][REVISED] Fix PR middle-end/PR28690, modify swap_commutative_operands_p
References: <1184360613.8319.104.camel@otta> <20070714042014.GA2405@lucon.org> <46987A58.9000009@lu.unisi.ch> <20070714142529.GA7558@lucon.org> <1184427514.8319.188.camel@otta> <20070714164844.GA8173@lucon.org> <20070714165618.GA8223@lucon.org> <1184556243.6670.24.camel@otta> <20070716042528.GA22948@lucon.org> <1184645789.1390.39.camel@otta>

On 7/16/07, Peter Bergner <bergner@vnet.ibm.com> wrote:

On Sun, 2007-07-15 at 21:25 -0700, H.J. Lu wrote:
> to unite swap_commutative_operands_p and
> simplify_plus_minus_op_data_cmp. But sort REGNO in
> swap_commutative_operands_p introduces a regression on x86-64:
>
> FAIL: gcc.target/i386/387-11.c scan-assembler-not fchs


Actually, I think this test is just regstack going hay wired and nothing else.
http://gcc.gnu.org/ml/gcc-cvs/2006-06/msg00007.html

--Pinski

References:
- Re: [PING][PATCH][REVISED] Fix PR middle-end/PR28690, modify swap_commutative_operands_p
  - From: Peter Bergner
- Re: [PING][PATCH][REVISED] Fix PR middle-end/PR28690, modify swap_commutative_operands_p
  - From: H.J. Lu
- Re: [PING][PATCH][REVISED] Fix PR middle-end/PR28690, modify swap_commutative_operands_p
  - From: Paolo Bonzini
- Re: [PING][PATCH][REVISED] Fix PR middle-end/PR28690, modify swap_commutative_operands_p
  - From: H.J. Lu
- Re: [PING][PATCH][REVISED] Fix PR middle-end/PR28690, modify swap_commutative_operands_p
  - From: Peter Bergner
- Re: [PING][PATCH][REVISED] Fix PR middle-end/PR28690, modify swap_commutative_operands_p
  - From: H.J. Lu
- Re: [PING][PATCH][REVISED] Fix PR middle-end/PR28690, modify swap_commutative_operands_p
  - From: H.J. Lu
- Re: [PING][PATCH][REVISED] Fix PR middle-end/PR28690, modify swap_commutative_operands_p
  - From: Peter Bergner
- Re: [PING][PATCH][REVISED] Fix PR middle-end/PR28690, modify swap_commutative_operands_p
  - From: H.J. Lu
- Re: [PING][PATCH][REVISED] Fix PR middle-end/PR28690, modify swap_commutative_operands_p
  - From: Peter Bergner

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