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Re: [PATCH: PR target/44999] Replace "and r0, r0, #255" with uxtb in thumb2

From: Nick Clifton <nickc at redhat dot com>
To: Carrot Wei <carrot at google dot com>
Cc: gcc-patches at gcc dot gnu dot org
Date: Tue, 10 Aug 2010 10:08:43 +0100
Subject: Re: [PATCH: PR target/44999] Replace "and r0, r0, #255" with uxtb in thumb2
References: <AANLkTinA9B9PuMdEvoNG4h7wnRd9egzqBNuUChFMJ+S1@mail.gmail.com> <AANLkTinumATG6DBq=UbO0cUUn9BjUbhxHyMqKD_0o7D1@mail.gmail.com> <AANLkTinLG9kcFaq4vROD6b=QXBmJm+KAvVF9m4G5HoeB@mail.gmail.com>

Hi Carrot,

ARM maintainers, is this OK?

ChangeLog:
2010-07-22  Wei Guozhi<carrot@google.com>

        PR target/44999
        * config/arm/arm.md (andsi3): Change to zero extension if possible.
        * config/arm/thumb2.md (thumb2_zero_extendqisi2_v6): Change the name.

ChangeLog:
2010-07-22  Wei Guozhi<carrot@google.com>

        PR target/44999
        * gcc.target/arm/pr44999.c: New testcase.

Approved - please apply.

Cheers
  Nick

Follow-Ups:
- Re: [PATCH: PR target/44999] Replace "and r0, r0, #255" with uxtb in thumb2
  - From: Richard Earnshaw

References:
- Re: [PATCH: PR target/44999] Replace "and r0, r0, #255" with uxtb in thumb2
  - From: Carrot Wei

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