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Re: [PATCH] target/56875: Work around buggy GAS

From: Jan-Benedict Glaw <jbglaw at lug-owl dot de>
To: Matt Thomas <matt at 3am-software dot com>
Cc: GCC Patches <gcc-patches at gcc dot gnu dot org>, Martin Husemann <martin at duskware dot de>
Date: Fri, 20 Sep 2013 18:59:41 +0200
Subject: Re: [PATCH] target/56875: Work around buggy GAS
Authentication-results: sourceware.org; auth=none
References: <20130920165823 dot GA536 at lug-owl dot de>

On Fri, 2013-09-20 18:58:23 +0200, Jan-Benedict Glaw <jbglaw@lug-owl.de> wrote:
> VAX GAS has a glitch when generating a 64bit value from a small
> negative integer, which isn't properly sign-extended. (I'll see if
> this can be fixed without breaking other cases.)
> 
> However, GCC should work around this by simply using the already
> prepared formatting operand code 'D'.  The patch also introduces a new
> vax.exp fragment (under gcc.target).
> 
> Ok?
[...]

Forgot the ChangeLog entry:

PR56875:
2013-09-20  Martin Husemann  <martin@duskware.de>
	    Jan-Benedict Glaw  <jbglaw@lug-owl.de>

gcc/
	* config/vax/vax.c (vax_output_int_move): Use D format specifier.
	* config/vax/vax.md (ashldi3, <unnamed>): Ditto

gcc/testsuite/
	* gcc.target/vax/vax.exp: New.
	* gcc.target/vax/pr56875.c: Ditto.

MfG, JBG

-- 
      Jan-Benedict Glaw      jbglaw@lug-owl.de              +49-172-7608481
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References:
- [PATCH] target/56875: Work around buggy GAS
  - From: Jan-Benedict Glaw

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