This is the mail archive of the gcc-help@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: CDImode in reg

From: Ian Lance Taylor <iant at google dot com>
To: Aurelien Buhrig <aurelien dot buhrig dot gcc at gmail dot com>
Cc: gcc-help at gcc dot gnu dot org
Date: Wed, 05 Oct 2011 06:55:38 -0700
Subject: Re: CDImode in reg
References: <CAJ-J9_VRBj7yY4j8-yWnzYjgoOYRLP-rxKLbDS7BwWVyyCvxoA@mail.gmail.com> <mcrobxwq28w.fsf@coign.corp.google.com> <CAJ-J9_WRCzXe7uTS13+FB=OOg7VCr_qA5CqPjYWqQkvpgT2JRg@mail.gmail.com> <mcr4nzopw5v.fsf@coign.corp.google.com> <CAJ-J9_XaB2wghrdhvr1nYZ7+bOvoggn1ZgEp_=7-zCMnsLWknQ@mail.gmail.com> <mcrsjn8obvl.fsf@coign.corp.google.com> <CAJ-J9_Xpjk3CQot8j_y7jw58pwh92XP_yghAxMDk8ckSdqASSg@mail.gmail.com>

Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com> writes:

> The ICE is caused by a gcc_assert(have_regs_of_mode[CDImode])) in
> init_move_cost(CDImode)...

Sounds like IRA needs to check have_regs_of_mode itself and give a
better error message when using an asm instruction.  I doubt this can be
fixed strictly in your backend.

Ian

References:
- CDImode in reg
  - From: Aurelien Buhrig
- Re: CDImode in reg
  - From: Ian Lance Taylor
- Re: CDImode in reg
  - From: Aurelien Buhrig
- Re: CDImode in reg
  - From: Ian Lance Taylor
- Re: CDImode in reg
  - From: Aurelien Buhrig
- Re: CDImode in reg
  - From: Ian Lance Taylor
- Re: CDImode in reg
  - From: Aurelien Buhrig

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