patches/uClibc/0.9.30/110-arm_fix_alignment.patch
author "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
Tue May 05 18:22:33 2009 +0000 (2009-05-05)
changeset 1321 56cfef0d2c24
permissions -rw-r--r--
Update the alphaev56-unknown-linux-gnu sample, as per:
http://sourceware.org/ml/crossgcc/2009-05/msg00009.html

-------- diffstat follows --------
/trunk/patches/glibc/2.9/480-alpha-glibc-2.8-cache-shape.patch | 3 1 2 0 -
/trunk/patches/glibc/2.9/540-alpha-atfcts.patch | 12 12 0 0 ++++
/trunk/samples/alphaev56-unknown-linux-gnu/crosstool.config | 50 15 35 0 +++++-----------
3 files changed, 28 insertions(+), 37 deletions(-)
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Original patch from Gentoo.
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-= BEGIN original header =-
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ARMV5 can use STRD and LDRD access instructions but these accesses need to be 
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8 byte aligned. The dynamic linker's malloc needs to match this so structures
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become 8 byte aligned to void unaligned accesses.
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RP - 14/02/2008
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-= END original header =-
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diff -durN uClibc-0.9.30.orig/ldso/ldso/arm/dl-sysdep.h uClibc-0.9.30/ldso/ldso/arm/dl-sysdep.h
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--- uClibc-0.9.30.orig/ldso/ldso/arm/dl-sysdep.h	2008-09-25 10:35:20.000000000 +0200
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+++ uClibc-0.9.30/ldso/ldso/arm/dl-sysdep.h	2009-02-07 09:57:59.000000000 +0100
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@@ -15,6 +15,8 @@
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   GOT_BASE[1] = (unsigned long) MODULE; \
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 }
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+#define DL_MALLOC_ALIGN 8  /* EABI needs 8 byte alignment for STRD LDRD*/
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+
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 static __inline__ unsigned long arm_modulus(unsigned long m, unsigned long p)
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 {
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 	unsigned long i,t,inc;