From 53c08c2f0a7a03f755d04f0fec7749a0e83d8b45 Mon Sep 17 00:00:00 2001
From: William Cohen <wcohen@redhat.com>
Date: Thu, 12 Jun 2008 17:35:19 -0400
Subject: Add user_mode function to tapset and document.

---
 tapset/context.stp | 12 ++++++++++++
 1 file changed, 12 insertions(+)

(limited to 'tapset/context.stp')

diff --git a/tapset/context.stp b/tapset/context.stp
index 45e3be30..10c52226 100644
--- a/tapset/context.stp
+++ b/tapset/context.stp
@@ -140,6 +140,18 @@ function registers_valid:long () %{ /* pure */
 	THIS->__retvalue = (CONTEXT->regs != NULL);
 %}
 
+function user_mode:long () %{ /* pure */ /* currently a user-mode address? */
+  if (CONTEXT->regs) {
+#if defined(__i386__) || defined(__x86_64__)
+     THIS->__retvalue = (uint64_t) user_mode_vm (CONTEXT->regs);
+#else
+    THIS->__retvalue = (uint64_t) user_mode (CONTEXT->regs);
+#endif
+  } else {
+    THIS->__retvalue = 0;
+  }
+%}
+
 function is_return:long () %{ /* pure */
 	if (CONTEXT->pi)
 		THIS->__retvalue = 1;
-- 
cgit