uclibc: add missing arm_fix_alignment.patch
authorCliff Brake <cbrake@bec-systems.com>
Thu, 8 May 2008 20:59:16 +0000 (20:59 +0000)
committerCliff Brake <cbrake@bec-systems.com>
Thu, 8 May 2008 20:59:16 +0000 (20:59 +0000)
should have been included on the last commit

packages/uclibc/files/arm_fix_alignment.patch [new file with mode: 0644]

diff --git a/packages/uclibc/files/arm_fix_alignment.patch b/packages/uclibc/files/arm_fix_alignment.patch
new file mode 100644 (file)
index 0000000..3a05902
--- /dev/null
@@ -0,0 +1,19 @@
+ARMV5 can use STRD and LDRD access instructions but these accesses need to be 
+8 byte aligned. The dynamic linker's malloc needs to match this so structures
+become 8 byte aligned to void unaligned accesses.
+
+RP - 14/02/2008
+
+Index: uClibc-0.9.29/ldso/ldso/arm/dl-sysdep.h
+===================================================================
+--- uClibc-0.9.29.orig/ldso/ldso/arm/dl-sysdep.h       2008-02-14 00:58:12.000000000 +0000
++++ uClibc-0.9.29/ldso/ldso/arm/dl-sysdep.h    2008-02-14 00:59:19.000000000 +0000
+@@ -15,6 +15,8 @@
+   GOT_BASE[1] = (unsigned long) MODULE; \
+ }
++#define DL_MALLOC_ALIGN 8  /* EABI needs 8 byte alignment for STRD LDRD*/
++
+ static inline unsigned long arm_modulus(unsigned long m, unsigned long p)
+ {
+       unsigned long i,t,inc;