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Re: powerpc64 linux object layout
- From: Alan Modra <amodra at bigpond dot net dot au>
- To: binutils at sources dot redhat dot com
- Date: Wed, 20 Nov 2002 11:37:37 +1030
- Subject: Re: powerpc64 linux object layout
- References: <20021120005734.GY997@bubble.sa.bigpond.net.au>
On Wed, Nov 20, 2002 at 11:27:34AM +1030, Alan Modra wrote:
> It turns out that the idea of separating out text and data into
> separate 256M address ranges doesn't actually do the right thing
> on powerpc64 linux, due to the current ld.so implementation.
> I'm reverting the SEGMENT_SIZE change until ld.so is fixed.
>
> * emulparams/elf64ppc.sh (SEGMENT_SIZE): Don't define.
The branch needs a slightly different patch to accomplish the same
thing.
ld/ChangeLog
* emulparams/elf64ppc.sh (DATA_ADDR): Don't define.
Index: ld/emulparams/elf64ppc.sh
===================================================================
RCS file: /cvs/src/src/ld/emulparams/elf64ppc.sh,v
retrieving revision 1.6.2.2
diff -u -p -r1.6.2.2 elf64ppc.sh
--- ld/emulparams/elf64ppc.sh 2 Oct 2002 02:23:07 -0000 1.6.2.2
+++ ld/emulparams/elf64ppc.sh 20 Nov 2002 01:04:09 -0000
@@ -5,7 +5,7 @@ GENERATE_SHLIB_SCRIPT=yes
SCRIPT_NAME=elf
OUTPUT_FORMAT="elf64-powerpc"
TEXT_START_ADDR=0x10000000
-DATA_ADDR="ALIGN (0x10000000) + (. & (${MAXPAGESIZE} - 1))"
+#DATA_ADDR="ALIGN (0x10000000) + (. & (${MAXPAGESIZE} - 1))"
MAXPAGESIZE=0x10000
COMMONPAGESIZE=0x1000
ARCH=powerpc:common64
--
Alan Modra
IBM OzLabs - Linux Technology Centre