This is the mail archive of the gcc-patches@gcc.gnu.org mailing list for the GCC project.

Index Nav:	[Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav:	[Date Prev] [Date Next]	[Thread Prev] [Thread Next]
Other format:	[Raw text]

Re: [PATCH][m68k] PR target/36133 Unnecessary TST insns

From: Andreas Schwab <schwab at suse dot de>
To: Andrew Stubbs <ams at codesourcery dot com>
Cc: gcc-patches at gcc dot gnu dot org
Date: Wed, 19 Nov 2008 10:24:52 +0100
Subject: Re: [PATCH][m68k] PR target/36133 Unnecessary TST insns
References: <491D85C4.8000506@codesourcery.com> <je8wrlfbau.fsf@sykes.suse.de> <4922DD8F.1030703@codesourcery.com>

Andrew Stubbs <ams@codesourcery.com> writes:

> 2008-11-18  Andrew Stubbs  <ams@codesourcery.com>
>
> 	gcc/
> 	PR target/36133
> 	* config/m68k/m68k.h (CC_OVERFLOW_UNUSABLE, CC_NO_CARRY): New defines.
> 	* config/m68k/m68k.c (notice_update_cc): Set cc_status properly for
> 	shift instructions.
> 	* config/m68k/m68k.md: Adjust all conditional branches that use the
> 	carry and overflow flags so they understand CC_OVERFLOW_UNUSABLE.
>
> 	gcc/testsuite/
> 	PR target36133
> 	* gcc.target/m68k/pr36133.c: New test.

Thanks, this is OK.

Andreas.

-- 
Andreas Schwab, SuSE Labs, schwab@suse.de
SuSE Linux Products GmbH, Maxfeldstraße 5, 90409 Nürnberg, Germany
PGP key fingerprint = 58CA 54C7 6D53 942B 1756  01D3 44D5 214B 8276 4ED5
"And now for something completely different."

Follow-Ups:
- Re: [PATCH][m68k] PR target/36133 Unnecessary TST insns
  - From: Andrew Stubbs

References:
- [PATCH][m68k] PR target/36133 Unnecessary TST insns
  - From: Andrew Stubbs
- Re: [PATCH][m68k] PR target/36133 Unnecessary TST insns
  - From: Andreas Schwab
- Re: [PATCH][m68k] PR target/36133 Unnecessary TST insns
  - From: Andrew Stubbs

Index Nav:	[Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav:	[Date Prev] [Date Next]	[Thread Prev] [Thread Next]