libc/newlib: Add CUSTOM version and CUSTOM_LOCATION config options and GetCustom
CUSTOM_LOCATION config options only presented in menuconfig if component
CUSTOM version selected.
Signed-off-by: "David Holsgrove" <david.holsgrove@xilinx.com>
[yann.morin.1998@free.fr: fix indentation]
Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
Message-Id: <d02252752d4dc5e68ae3.1349931202@localhost.localdomain>
PatchWork-Id: 190795
1 Original patch from Gentoo.
3 -= BEGIN original header =-
4 ARMV5 can use STRD and LDRD access instructions but these accesses need to be
5 8 byte aligned. The dynamic linker's malloc needs to match this so structures
6 become 8 byte aligned to void unaligned accesses.
10 -= END original header =-
12 Modified slightly for uClibc-0.9.30.2 by Joachim Nilsson <jocke@vmlinux.org>
14 diff -durN uClibc-0.9.30.orig/ldso/ldso/arm/dl-sysdep.h uClibc-0.9.30/ldso/ldso/arm/dl-sysdep.h
15 --- uClibc-0.9.30.orig/ldso/ldso/arm/dl-sysdep.h 2008-09-25 10:35:20.000000000 +0200
16 +++ uClibc-0.9.30/ldso/ldso/arm/dl-sysdep.h 2009-02-07 09:57:59.000000000 +0100
18 GOT_BASE[1] = (unsigned long) MODULE; \
21 +#define DL_MALLOC_ALIGN 8 /* EABI needs 8 byte alignment for STRD LDRD*/
23 static __always_inline unsigned long arm_modulus(unsigned long m, unsigned long p)
25 unsigned long i,t,inc;