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From: Peter Korsgaard <jacmet@uclibc.org>
To: buildroot@busybox.net
Subject: [Buildroot] [PATCH] arch/arm: add support for thumb(1) mode
Date: Fri, 19 Jul 2013 00:32:16 +0200	[thread overview]
Message-ID: <87mwpjwlcf.fsf@dell.be.48ers.dk> (raw)
In-Reply-To: <51E812BF.9060808@zacarias.com.ar> (Gustavo Zacarias's message of "Thu, 18 Jul 2013 13:07:27 -0300")

>>>>> "Gustavo" == Gustavo Zacarias <gustavo@zacarias.com.ar> writes:

 Gustavo> On 07/18/2013 05:10 AM, Peter Korsgaard wrote:
 >> FYI, I just did a test build (arm926/thumb1/internal uclibc), and the
 >> build dies in NPTL when it runs out of registers. Without threads it
 >> builds and seems to work.

 Gustavo> I regularly build -mthumb (via CFLAGS) projects without issues for an
 Gustavo> arm920t, but that doesn't force those flags for uclibc, just catched the
 Gustavo> breakage after you fixed my patch (mine was a no-op, d'oh!)
 Gustavo> Seems uclibc is broken for thumb builds, even with
 Gustavo> COMPILE_IN_THUMB_MODE=y in its config (which the only thing it does is
 Gustavo> add -mthumb to the compile flags).

Actually the uClibc breakage seems to only be in the NPTL stuff. A test
build without threads worked OK.

-- 
Bye, Peter Korsgaard

  reply	other threads:[~2013-07-18 22:32 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-07-17 15:39 [Buildroot] [PATCH] arch/arm: add support for thumb(1) mode Gustavo Zacarias
2013-07-17 15:58 ` Thomas Petazzoni
2013-07-17 16:03   ` Gustavo Zacarias
2013-07-17 19:58     ` Thomas Petazzoni
2013-07-17 22:25       ` Gustavo Zacarias
2013-07-18  7:19         ` Thomas Petazzoni
2013-07-18 11:08           ` Gustavo Zacarias
2013-07-18 11:24             ` Thomas Petazzoni
2013-07-18  8:10         ` Peter Korsgaard
2013-07-18 16:07           ` Gustavo Zacarias
2013-07-18 22:32             ` Peter Korsgaard [this message]
2013-07-18 22:46               ` Gustavo Zacarias
2013-07-19  8:19                 ` Peter Korsgaard
2013-07-19 13:06                   ` Gustavo Zacarias
2013-07-17 22:22 ` Peter Korsgaard

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