From: Alan Modra <amodra@gmail•com>
To: Stephen Rothwell <sfr@canb•auug.org.au>
Cc: linuxppc-dev@lists•ozlabs.org, Guenter Roeck <linux@roeck-us•net>
Subject: Re: powerpc/ppc64: Allow allmodconfig to build (finally !)
Date: Wed, 14 May 2014 15:12:36 +0930 [thread overview]
Message-ID: <20140514054236.GK5162@bubble.grove.modra.org> (raw)
In-Reply-To: <20140514133434.13b66009@canb.auug.org.au>
On Wed, May 14, 2014 at 01:34:34PM +1000, Stephen Rothwell wrote:
> OK, this appears to be an assembler bug.
Agreed. Upgrade binutils!
> $ cat test.s
> .text
> x:
> .pushsection b, "a"
> beq y
> .popsection
> .=0x80000
> y:
> $ /opt/cross/gcc-4.6.3-nolibc/powerpc64-linux/bin/powerpc64-linux-as --version
> GNU assembler (GNU Binutils) 2.22
> This assembler was configured for a target of `powerpc64-linux'.
> $ /opt/cross/gcc-4.6.3-nolibc/powerpc64-linux/bin/powerpc64-linux-as -o test.o test.s
> test.s: Assembler messages:
> test.s:4: Error: operand out of range (0x0000000000080000 is not between 0xffffffffffff8000 and 0x0000000000007ffc)
> $ /opt/cross/gcc-4.8.1-nolibc/powerpc64-linux/bin/powerpc64-linux-as --version
> GNU assembler (GNU Binutils) 2.23.52.20130512
> This assembler was configured for a target of `powerpc64-linux'.
> $ /opt/cross/gcc-4.8.1-nolibc/powerpc64-linux/bin/powerpc64-linux-as -o test.o test.s
> (no error)
>
> Alan, can you shed light on when it was fixed?
2012-11-05
https://sourceware.org/ml/binutils/2012-11/msg00043.html
git show 3b8b57a9495016b2b02fbc2612dd1607d4b6f9ba
The part that actually fixes this problem is "Leave insn field zero...".
--
Alan Modra
Australia Development Lab, IBM
next prev parent reply other threads:[~2014-05-14 5:42 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-05-12 5:57 [PATCH] powerpc/ppc64: Allow allmodconfig to build (finally !) Benjamin Herrenschmidt
2014-05-13 0:28 ` Guenter Roeck
2014-05-13 9:16 ` Benjamin Herrenschmidt
2014-05-13 12:35 ` Guenter Roeck
2014-05-13 17:17 ` Guenter Roeck
2014-05-14 3:34 ` Stephen Rothwell
2014-05-14 5:16 ` Guenter Roeck
2014-05-14 5:52 ` Alan Modra
2014-05-14 15:34 ` Guenter Roeck
2014-05-15 9:47 ` Alan Modra
2014-05-15 10:46 ` Guenter Roeck
2014-05-15 12:22 ` Benjamin Herrenschmidt
2014-05-15 13:09 ` Guenter Roeck
2014-05-14 5:42 ` Alan Modra [this message]
2014-05-13 19:41 ` Guenter Roeck
2014-06-12 12:26 ` Guenter Roeck
2014-06-12 21:57 ` Benjamin Herrenschmidt
2014-06-12 22:17 ` Guenter Roeck
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