commit 61993a67128095946ed5df51c3c20748182d8efc
author Samuel Seay <lightningth@gmail.com> Fri Jan 04 14:35:48 2013 +0000
committer Alexander Graf <agraf@suse.de> Mon Jan 07 17:37:11 2013 +0100
tree a3649b3ec0d03fc342c0208a51af8c1cc695f63b
parent 1b7ce68fb45b97a9eaf71eeb81d2b4f4ea6bf4b2

PPC: linux-user: Calculate context pointer explicitly

Peter Maydell recommended the change to be more proper. The result was tested
and shows coming up with the same proper value.

Signed-off-by: Samuel Seay <LightningTH@GMail.com>
[agraf: change subject]
Signed-off-by: Alexander Graf <agraf@suse.de>

linux-user/signal.c

diff --git a/linux-user/signal.c b/linux-user/signal.c
index c43b8ac..bb08a93 100644
--- a/linux-user/signal.c
+++ b/linux-user/signal.c
@@ -4614,7 +4614,7 @@
     /* Set up registers for signal handler.  */
     env->gpr[1] = newsp;
     env->gpr[3] = signal;
-    env->gpr[4] = (target_ulong) h2g(sc);
+    env->gpr[4] = frame_addr + offsetof(struct target_sigframe, sctx);
     env->nip = (target_ulong) ka->_sa_handler;
     /* Signal handlers are entered in big-endian mode.  */
     env->msr &= ~MSR_LE;