]> sourceware.org Git - glibc.git/commit
PowerPC makecontext
authorAlan Modra <amodra@gmail.com>
Sat, 17 Aug 2013 09:06:45 +0000 (18:36 +0930)
committerAdhemerval Zanella <azanella@linux.vnet.ibm.com>
Fri, 15 Nov 2013 17:30:42 +0000 (11:30 -0600)
commitfb2a1205a251c0fd1458fdfffc6641c382e83717
treeb4364cca2712d0a90a971954796bec654e0966f5
parentf50a734f453d9993dabbbd91e5e276f83c3b38e5
PowerPC makecontext
http://sourceware.org/ml/libc-alpha/2013-08/msg00092.html

Use conditional form of branch and link to avoid destroying the cpu
link stack used to predict blr return addresses.

* sysdeps/unix/sysv/linux/powerpc/powerpc32/makecontext.S: Use
conditional form of branch and link when obtaining pc.
* sysdeps/unix/sysv/linux/powerpc/powerpc64/makecontext.S: Likewise.
ChangeLog
sysdeps/unix/sysv/linux/powerpc/powerpc32/makecontext.S
sysdeps/unix/sysv/linux/powerpc/powerpc64/makecontext.S
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