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update syscalls with off_t arguments to handle argument alignment, if needed

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the arm syscall abi requires 64-bit arguments to be aligned on an even
register boundary. these new macros facilitate meeting the abi
requirement without imposing significant ugliness on the code.
This commit is contained in:
Rich Felker 2011-09-21 20:11:10 -04:00
commit 0b6eb2dfb2
9 changed files with 14 additions and 11 deletions
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3
arch/i386/bits/syscall.h
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@ -1,6 +1,7 @@
#define __SYSCALL_LL(x) \
#define __SYSCALL_LL_E(x) \
((union { long long ll; long l[2]; }){ .ll = x }).l[0], \
((union { long long ll; long l[2]; }){ .ll = x }).l[1]
#define __SYSCALL_LL_O(x) __SYSCALL_LL_E((x))
static inline long __syscall0(long __n)
{