From 58d9b1e0edf41cf74639172207fb7e4f09ff84e4 Mon Sep 17 00:00:00 2001
From: Juergen Lock <nox@jelal.kn-bremen.de>
Date: Fri, 19 Feb 2010 19:29:25 +0100
Subject: Add FreeBSD/ppc host ucontext definitions.

Submitted by: Andreas Tobler <andreast@fgznet.ch>

Signed-off-by: Juergen Lock <nox@jelal.kn-bremen.de>
Signed-off-by: malc <av1474@comtv.ru>
---
 cpu-exec.c | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

(limited to 'cpu-exec.c')

diff --git a/cpu-exec.c b/cpu-exec.c
index ab6defca75..7d5b96aa3c 100644
--- a/cpu-exec.c
+++ b/cpu-exec.c
@@ -924,6 +924,20 @@ int cpu_signal_handler(int host_signum, void *pinfo,
 # define TRAP_sig(context)			REG_sig(trap, context)
 #endif /* linux */
 
+#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
+#include <ucontext.h>
+# define IAR_sig(context)		((context)->uc_mcontext.mc_srr0)
+# define MSR_sig(context)		((context)->uc_mcontext.mc_srr1)
+# define CTR_sig(context)		((context)->uc_mcontext.mc_ctr)
+# define XER_sig(context)		((context)->uc_mcontext.mc_xer)
+# define LR_sig(context)		((context)->uc_mcontext.mc_lr)
+# define CR_sig(context)		((context)->uc_mcontext.mc_cr)
+/* Exception Registers access */
+# define DAR_sig(context)		((context)->uc_mcontext.mc_dar)
+# define DSISR_sig(context)		((context)->uc_mcontext.mc_dsisr)
+# define TRAP_sig(context)		((context)->uc_mcontext.mc_exc)
+#endif /* __FreeBSD__|| __FreeBSD_kernel__ */
+
 #ifdef __APPLE__
 # include <sys/ucontext.h>
 typedef struct ucontext SIGCONTEXT;
@@ -953,7 +967,11 @@ int cpu_signal_handler(int host_signum, void *pinfo,
                        void *puc)
 {
     siginfo_t *info = pinfo;
+#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
+    ucontext_t *uc = puc;
+#else
     struct ucontext *uc = puc;
+#endif
     unsigned long pc;
     int is_write;
 
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