diff options
| -rw-r--r-- | ports/ChangeLog.ia64 | 4 | ||||
| -rw-r--r-- | ports/sysdeps/unix/sysv/linux/ia64/syscall.S | 4 |
2 files changed, 8 insertions, 0 deletions
diff --git a/ports/ChangeLog.ia64 b/ports/ChangeLog.ia64 index 34391c1..8e9b24d 100644 --- a/ports/ChangeLog.ia64 +++ b/ports/ChangeLog.ia64 @@ -1,3 +1,7 @@ +2013-12-29 Mike Frysinger <vapier@gentoo.org> + + * sysdeps/unix/sysv/linux/ia64/syscall.S: Add a comment. + 2013-12-25 Mike Frysinger <vapier@gentoo.org> * sysdeps/unix/sysv/linux/ia64/nptl/lowlevellock.h diff --git a/ports/sysdeps/unix/sysv/linux/ia64/syscall.S b/ports/sysdeps/unix/sysv/linux/ia64/syscall.S index 8bb77d2..4cd75b8 100644 --- a/ports/sysdeps/unix/sysv/linux/ia64/syscall.S +++ b/ports/sysdeps/unix/sysv/linux/ia64/syscall.S @@ -19,6 +19,10 @@ #include <sysdep.h> ENTRY(syscall) + /* We are called like so: + {out0,out1,...,out6} registers -> {NR, arg1, ..., arg6} + Shift the register window so that {out1...out6} are available + in {out0...out5} like the kernel syscall handler expects. */ alloc r2=ar.pfs,1,0,8,0 mov r15=r32 /* syscall number */ break __BREAK_SYSCALL |