From: Mark Kettenis <kettenis@gnu.org>
Date: Thu, 25 Jul 2013 12:05:01 +0000 (+0000)
Subject: 2013-07-25  Mark Kettenis  <kettenis@gnu.org>
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=177679881eb0cbd3201de519c95118326f411bba;p=binutils-gdb.git

2013-07-25  Mark Kettenis  <kettenis@gnu.org>

        * hppabsd-tdep.c: Include "dwarf2-frame.h".
        (hppabsd_dwarf2_frame_init_reg): New function.
        (hppabsd_init_abi): Hook in the DWARF CFI frame unwinder.
---

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 92857ceca4f..0af3b6c17f6 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,9 @@
+2013-07-25  Mark Kettenis  <kettenis@gnu.org>
+
+	* hppabsd-tdep.c: Include "dwarf2-frame.h".
+	(hppabsd_dwarf2_frame_init_reg): New function.
+	(hppabsd_init_abi): Hook in the DWARF CFI frame unwinder.
+
 2013-07-25  Andrew Burgess  <aburgess@broadcom.com>
 
 	* mi/mi-main.c (output_register): Make MI 'r' format use standard
diff --git a/gdb/hppabsd-tdep.c b/gdb/hppabsd-tdep.c
index 4cfb1012df8..9b2a219ce92 100644
--- a/gdb/hppabsd-tdep.c
+++ b/gdb/hppabsd-tdep.c
@@ -26,6 +26,7 @@
 
 #include "hppa-tdep.h"
 #include "hppabsd-tdep.h"
+#include "dwarf2-frame.h"
 #include "solib-svr4.h"
 
 static CORE_ADDR
@@ -104,6 +105,17 @@ hppabsd_find_global_pointer (struct gdbarch *gdbarch, struct value *function)
 }
 
 
+static void
+hppabsd_dwarf2_frame_init_reg (struct gdbarch *gdbarch, int regnum,
+			       struct dwarf2_frame_state_reg *reg,
+			       struct frame_info *this_frame)
+{
+  if (regnum == HPPA_PCOQ_HEAD_REGNUM)
+    reg->how = DWARF2_FRAME_REG_RA;
+  else if (regnum == HPPA_SP_REGNUM)
+    reg->how = DWARF2_FRAME_REG_CFA;
+}
+
 void
 hppabsd_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
 {
@@ -122,4 +134,8 @@ hppabsd_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
   /* OpenBSD and NetBSD use SVR4-style shared libraries.  */
   set_solib_svr4_fetch_link_map_offsets
     (gdbarch, svr4_ilp32_fetch_link_map_offsets);
+
+  /* Hook in the DWARF CFI frame unwinder.  */
+  dwarf2_frame_set_init_reg (gdbarch, hppabsd_dwarf2_frame_init_reg);
+  dwarf2_append_unwinders (gdbarch);
 }