* alphafbsd-tdep.c: Update for unwinder changes.

[deliverable/binutils-gdb.git] / gdb / xstormy16-tdep.c

diff --git a/gdb/xstormy16-tdep.c b/gdb/xstormy16-tdep.c
index adc2f21406a1e2365e4d83880d602dc5d3e8d566..eac5efdccecc8cc38b106f12be2671742aabbb3e 100644 (file)
--- a/gdb/xstormy16-tdep.c
+++ b/gdb/xstormy16-tdep.c
@@ -311,7 +311,7 @@ xstormy16_push_dummy_call (struct gdbarch *gdbarch,
 static CORE_ADDR
 xstormy16_analyze_prologue (CORE_ADDR start_addr, CORE_ADDR end_addr,
                            struct xstormy16_frame_cache *cache,
-                           struct frame_info *next_frame)
+                           struct frame_info *this_frame)
 {
   CORE_ADDR next_addr;
   ULONGEST inst, inst2;
@@ -638,7 +638,7 @@ xstormy16_alloc_frame_cache (void)
 }
 
 static struct xstormy16_frame_cache *
-xstormy16_frame_cache (struct frame_info *next_frame, void **this_cache)
+xstormy16_frame_cache (struct frame_info *this_frame, void **this_cache)
 {
   struct xstormy16_frame_cache *cache;
   CORE_ADDR current_pc;
@@ -650,17 +650,17 @@ xstormy16_frame_cache (struct frame_info *next_frame, void **this_cache)
   cache = xstormy16_alloc_frame_cache ();
   *this_cache = cache;
 
-  cache->base = frame_unwind_register_unsigned (next_frame, E_FP_REGNUM);
+  cache->base = get_frame_register_unsigned (this_frame, E_FP_REGNUM);
   if (cache->base == 0)
     return cache;
 
-  cache->pc = frame_func_unwind (next_frame, NORMAL_FRAME);
-  current_pc = frame_pc_unwind (next_frame);
+  cache->pc = get_frame_func (this_frame);
+  current_pc = get_frame_pc (this_frame);
   if (cache->pc)
-    xstormy16_analyze_prologue (cache->pc, current_pc, cache, next_frame);
+    xstormy16_analyze_prologue (cache->pc, current_pc, cache, this_frame);
 
   if (!cache->uses_fp)
-    cache->base = frame_unwind_register_unsigned (next_frame, E_SP_REGNUM);
+    cache->base = get_frame_register_unsigned (this_frame, E_SP_REGNUM);
 
   cache->saved_sp = cache->base - cache->framesize;
 
@@ -671,59 +671,29 @@ xstormy16_frame_cache (struct frame_info *next_frame, void **this_cache)
   return cache;
 }
 
-static void
-xstormy16_frame_prev_register (struct frame_info *next_frame, 
-                              void **this_cache,
-                              int regnum, int *optimizedp,
-                              enum lval_type *lvalp, CORE_ADDR *addrp,
-                              int *realnump, gdb_byte *valuep)
+static struct value *
+xstormy16_frame_prev_register (struct frame_info *this_frame, 
+                              void **this_cache, int regnum)
 {
-  struct xstormy16_frame_cache *cache = xstormy16_frame_cache (next_frame,
+  struct xstormy16_frame_cache *cache = xstormy16_frame_cache (this_frame,
                                                                this_cache);
   gdb_assert (regnum >= 0);
 
   if (regnum == E_SP_REGNUM && cache->saved_sp)
-    {
-      *optimizedp = 0;
-      *lvalp = not_lval;
-      *addrp = 0;
-      *realnump = -1;
-      if (valuep)
-        {
-          /* Store the value.  */
-          store_unsigned_integer (valuep, xstormy16_reg_size, cache->saved_sp);
-        }
-      return;
-    }
+    return frame_unwind_got_constant (this_frame, regnum, cache->saved_sp);
 
   if (regnum < E_NUM_REGS && cache->saved_regs[regnum] != REG_UNAVAIL)
-    {
-      *optimizedp = 0;
-      *lvalp = lval_memory;
-      *addrp = cache->saved_regs[regnum];
-      *realnump = -1;
-      if (valuep)
-        {
-          /* Read the value in from memory.  */
-          read_memory (*addrp, valuep,
-                       register_size (get_frame_arch (next_frame), regnum));
-        }
-      return;
-    }
+    return frame_unwind_got_memory (this_frame, regnum,
+                                   cache->saved_regs[regnum]);
 
-  *optimizedp = 0;
-  *lvalp = lval_register;
-  *addrp = 0;
-  *realnump = regnum;
-  if (valuep)
-    frame_unwind_register (next_frame, (*realnump), valuep);
+  return frame_unwind_got_register (this_frame, regnum, regnum);
 }
 
 static void
-xstormy16_frame_this_id (struct frame_info *next_frame, void **this_cache,
+xstormy16_frame_this_id (struct frame_info *this_frame, void **this_cache,
                         struct frame_id *this_id)
 {
-  struct xstormy16_frame_cache *cache = xstormy16_frame_cache (next_frame,
+  struct xstormy16_frame_cache *cache = xstormy16_frame_cache (this_frame,
                                                               this_cache);
 
   /* This marks the outermost frame.  */
@@ -734,9 +704,9 @@ xstormy16_frame_this_id (struct frame_info *next_frame, void **this_cache,
 }
 
 static CORE_ADDR
-xstormy16_frame_base_address (struct frame_info *next_frame, void **this_cache)
+xstormy16_frame_base_address (struct frame_info *this_frame, void **this_cache)
 {
-  struct xstormy16_frame_cache *cache = xstormy16_frame_cache (next_frame,
+  struct xstormy16_frame_cache *cache = xstormy16_frame_cache (this_frame,
                                                               this_cache);
   return cache->base;
 }
@@ -744,7 +714,9 @@ xstormy16_frame_base_address (struct frame_info *next_frame, void **this_cache)
 static const struct frame_unwind xstormy16_frame_unwind = {
   NORMAL_FRAME,
   xstormy16_frame_this_id,
-  xstormy16_frame_prev_register
+  xstormy16_frame_prev_register,
+  NULL,
+  default_frame_sniffer
 };
 
 static const struct frame_base xstormy16_frame_base = {
@@ -754,12 +726,6 @@ static const struct frame_base xstormy16_frame_base = {
   xstormy16_frame_base_address
 };
 
-static const struct frame_unwind *
-xstormy16_frame_sniffer (struct frame_info *next_frame)
-{
-  return &xstormy16_frame_unwind;
-}
-
 static CORE_ADDR
 xstormy16_unwind_sp (struct gdbarch *gdbarch, struct frame_info *next_frame)
 {
@@ -773,11 +739,10 @@ xstormy16_unwind_pc (struct gdbarch *gdbarch, struct frame_info *next_frame)
 }
 
 static struct frame_id
-xstormy16_unwind_dummy_id (struct gdbarch *gdbarch,
-                          struct frame_info *next_frame)
+xstormy16_dummy_id (struct gdbarch *gdbarch, struct frame_info *this_frame)
 {
-  return frame_id_build (xstormy16_unwind_sp (gdbarch, next_frame),
-                        frame_pc_unwind (next_frame));
+  CORE_ADDR sp = get_frame_register_unsigned (this_frame, E_SP_REGNUM);
+  return frame_id_build (sp, get_frame_pc (this_frame));
 }
 
 
@@ -832,7 +797,7 @@ xstormy16_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches)
    */
   set_gdbarch_unwind_sp (gdbarch, xstormy16_unwind_sp);
   set_gdbarch_unwind_pc (gdbarch, xstormy16_unwind_pc);
-  set_gdbarch_unwind_dummy_id (gdbarch, xstormy16_unwind_dummy_id);
+  set_gdbarch_dummy_id (gdbarch, xstormy16_dummy_id);
   set_gdbarch_frame_align (gdbarch, xstormy16_frame_align);
   frame_base_set_default (gdbarch, &xstormy16_frame_base);
 
@@ -851,8 +816,8 @@ xstormy16_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches)
 
   gdbarch_init_osabi (info, gdbarch);
 
-  frame_unwind_append_sniffer (gdbarch, dwarf2_frame_sniffer);
-  frame_unwind_append_sniffer (gdbarch, xstormy16_frame_sniffer);
+  dwarf2_append_unwinders (gdbarch);
+  frame_unwind_append_unwinder (gdbarch, &xstormy16_frame_unwind);
 
   return gdbarch;
 }