From: Marcus Shawcroft <mshawcroft@sourceware.org>
Date: Thu, 7 Feb 2013 17:32:29 +0000 (+0000)
Subject: 2013-02-07  Marcus Shawcroft  <marcus.shawcroft@arm.com>
X-Git-Tag: sid-snapshot-20130301~233
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=148de6bbb5fb9dc360a7e28e0c75d638e02caf1e;p=external%2Fbinutils.git

2013-02-07  Marcus Shawcroft  <marcus.shawcroft@arm.com>

        * linux-aarch64-low.c (aarch64_arch_setup): Clamp
        aarch64_num_wp_regs and aarch64_num_bp_regs to
        AARCH64_HWP_MAX_NUM and AARCH64_HBP_MAX_NUM respectively.
---

diff --git a/gdb/gdbserver/ChangeLog b/gdb/gdbserver/ChangeLog
index f26620b..f2d41d8 100644
--- a/gdb/gdbserver/ChangeLog
+++ b/gdb/gdbserver/ChangeLog
@@ -1,5 +1,11 @@
 2013-02-07  Marcus Shawcroft  <marcus.shawcroft@arm.com>
 
+	* linux-aarch64-low.c (aarch64_arch_setup): Clamp
+	aarch64_num_wp_regs and aarch64_num_bp_regs to
+	AARCH64_HWP_MAX_NUM and AARCH64_HBP_MAX_NUM respectively.
+
+2013-02-07  Marcus Shawcroft  <marcus.shawcroft@arm.com>
+
 	* linux-aarch64-low.c (ps_get_thread_area): Replace
 	PTRACE_GET_THREAD_AREA with PTRACE_GETREGSET.
 
diff --git a/gdb/gdbserver/linux-aarch64-low.c b/gdb/gdbserver/linux-aarch64-low.c
index 883277c..9dcfc55 100644
--- a/gdb/gdbserver/linux-aarch64-low.c
+++ b/gdb/gdbserver/linux-aarch64-low.c
@@ -1202,10 +1202,13 @@ aarch64_arch_setup (void)
       && AARCH64_DEBUG_ARCH (dreg_state.dbg_info) == AARCH64_DEBUG_ARCH_V8)
     {
       aarch64_num_wp_regs = AARCH64_DEBUG_NUM_SLOTS (dreg_state.dbg_info);
-      if (aarch64_num_wp_regs > AARCH64_HBP_MAX_NUM)
-	warning ("Unexpected number of hardware watchpoint registers reported"
-		 " by ptrace, got %d, expected %d.",
-		 aarch64_num_wp_regs, AARCH64_HBP_MAX_NUM);
+      if (aarch64_num_wp_regs > AARCH64_HWP_MAX_NUM)
+	{
+	  warning ("Unexpected number of hardware watchpoint registers reported"
+		   " by ptrace, got %d, expected %d.",
+		   aarch64_num_wp_regs, AARCH64_HWP_MAX_NUM);
+	  aarch64_num_wp_regs = AARCH64_HWP_MAX_NUM;
+	}
     }
   else
     {
@@ -1220,9 +1223,12 @@ aarch64_arch_setup (void)
     {
       aarch64_num_bp_regs = AARCH64_DEBUG_NUM_SLOTS (dreg_state.dbg_info);
       if (aarch64_num_bp_regs > AARCH64_HBP_MAX_NUM)
-	warning ("Unexpected number of hardware breakpoint registers reported"
-		 " by ptrace, got %d, expected %d.",
-		 aarch64_num_bp_regs, AARCH64_HBP_MAX_NUM);
+	{
+	  warning ("Unexpected number of hardware breakpoint registers reported"
+		   " by ptrace, got %d, expected %d.",
+		   aarch64_num_bp_regs, AARCH64_HBP_MAX_NUM);
+	  aarch64_num_bp_regs = AARCH64_HBP_MAX_NUM;
+	}
     }
   else
     {