David Edelsohn - Re: [dataflow]: PATCH COMMITTED to make arm-elf work. (original) (raw)

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• From: David Edelsohn
• To: Paolo Bonzini
• Cc: Richard Earnshaw , Kenneth Zadeck , gcc-patches , Seongbae Park , Daniel Berlin , Steven Bosscher
• Date: Fri, 02 Feb 2007 12:37:46 -0500
• Subject: Re: [dataflow]: PATCH COMMITTED to make arm-elf work.
• References: <45C34A75.6080108@naturalbridge.com> <45C3514F.4080309@lu.unisi.ch> <45C36CB7.4020304@naturalbridge.com> <1170435396.32611.45.camel@pc960.cambridge.arm.com> <45C36EFD.3080906@naturalbridge.com> <1170436144.32611.47.camel@pc960.cambridge.arm.com> <45C3727C.7090503@lu.unisi.ch>

Paolo Bonzini writes:

Paolo> I see now that there is this comment in c-typeck.c

Paolo> /* asm statements without outputs, including simple ones, are treated Paolo> as volatile. */

Paolo> (simple asms being those that result in ASM_INPUT). Should we put an Paolo> assert that all ASM_INPUTs are volatile?

No, why?  Not all asms are.

• Follow-Ups:
  • Re: [dataflow]: PATCH COMMITTED to make arm-elf work.
    * From: Paolo Bonzini
• References:
  • [dataflow]: PATCH COMMITTED to make arm-elf work.
    * From: Kenneth Zadeck
  • Re: [dataflow]: PATCH COMMITTED to make arm-elf work.
    * From: Paolo Bonzini
  • Re: [dataflow]: PATCH COMMITTED to make arm-elf work.
    * From: Kenneth Zadeck
  • Re: [dataflow]: PATCH COMMITTED to make arm-elf work.
    * From: Richard Earnshaw
  • Re: [dataflow]: PATCH COMMITTED to make arm-elf work.
    * From: Kenneth Zadeck
  • Re: [dataflow]: PATCH COMMITTED to make arm-elf work.
    * From: Richard Earnshaw
  • Re: [dataflow]: PATCH COMMITTED to make arm-elf work.
    * From: Paolo Bonzini