From 08b6b61214062da92aafcc179e222122c5ef4f74 Mon Sep 17 00:00:00 2001
From: John van Groningen
Date: Fri, 11 Jul 2003 11:59:28 +0000
Subject: added stack overflow detection using virtual memory and exceptions

---
 pprofile.a | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'pprofile.a')

diff --git a/pprofile.a b/pprofile.a
index 7adc9f2..34079c0 100644
--- a/pprofile.a
+++ b/pprofile.a
@@ -340,7 +340,7 @@ profile_l:
 	lwz	r12,Globals.end_profile_stack(r5)
  endif
 	stw	r6,Globals.stack_pointer(r5)
- if CHECK_STACK_OVERFLOWS 
+ if CHECK_STACK_OVERFLOWS
 	cmpw	r6,r12
 	bge	profile_stack_overflow
  endif
@@ -1166,6 +1166,8 @@ init_profiler:
  if 1
 	lea	r3,stack_size
 	lwz	r3,0(r3)
+	addi	r3,r3,4095
+	rlwinm	r3,r3,0,0,31-12
  else
 	li	r3,   (512*1024) % 65536
 	addis	r3,r3,(512*1024) / 65536
-- 
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