merge from gcc

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

diff --git a/gdb/avr-tdep.c b/gdb/avr-tdep.c
index d3ecf2b5d6493fcb8eb93a65495aed7cffdf9cd0..f2a69f42f8b59e633d12e63c1e097b7eb13f6f19 100644 (file)
--- a/gdb/avr-tdep.c
+++ b/gdb/avr-tdep.c
@@ -1,7 +1,7 @@
 /* Target-dependent code for Atmel AVR, for GDB.
 
    Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
-   2006, 2007 Free Software Foundation, Inc.
+   2006, 2007, 2008 Free Software Foundation, Inc.
 
    This file is part of GDB.
 
@@ -188,7 +188,7 @@ struct gdbarch_tdep
 /* Lookup the name of a register given it's number. */
 
 static const char *
-avr_register_name (int regnum)
+avr_register_name (struct gdbarch *gdbarch, int regnum)
 {
   static char *register_names[] = {
     "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7",
@@ -744,7 +744,7 @@ avr_scan_prologue (CORE_ADDR pc, struct avr_unwind_cache *info)
 }
 
 static CORE_ADDR
-avr_skip_prologue (CORE_ADDR pc)
+avr_skip_prologue (struct gdbarch *gdbarch, CORE_ADDR pc)
 {
   CORE_ADDR func_addr, func_end;
   CORE_ADDR prologue_end = pc;
@@ -788,7 +788,7 @@ avr_skip_prologue (CORE_ADDR pc)
    only target, this shouldn't be a problem (I hope). TRoth/2003-05-14  */
 
 static const unsigned char *
-avr_breakpoint_from_pc (CORE_ADDR * pcptr, int *lenptr)
+avr_breakpoint_from_pc (struct gdbarch *gdbarch, CORE_ADDR * pcptr, int *lenptr)
 {
     static unsigned char avr_break_insn [] = { 0x98, 0x95 };
     *lenptr = sizeof (avr_break_insn);
@@ -834,9 +834,9 @@ avr_extract_return_value (struct type *type, struct regcache *regcache,
    from WRITEBUF into REGCACHE.  */
 
 enum return_value_convention
-avr_return_value (struct gdbarch *gdbarch, struct type *valtype,
-                 struct regcache *regcache, gdb_byte *readbuf,
-                 const gdb_byte *writebuf)
+avr_return_value (struct gdbarch *gdbarch, struct type *func_type,
+                 struct type *valtype, struct regcache *regcache,
+                 gdb_byte *readbuf, const gdb_byte *writebuf)
 {
   int struct_return = ((TYPE_CODE (valtype) == TYPE_CODE_STRUCT
                        || TYPE_CODE (valtype) == TYPE_CODE_UNION
@@ -904,8 +904,8 @@ avr_frame_unwind_cache (struct frame_info *next_frame,
       /* The SP was moved to the FP.  This indicates that a new frame
          was created.  Get THIS frame's FP value by unwinding it from
          the next frame.  */
-      frame_unwind_unsigned_register (next_frame, AVR_FP_REGNUM, &this_base);
-      frame_unwind_unsigned_register (next_frame, AVR_FP_REGNUM+1, &high_base);
+      this_base = frame_unwind_register_unsigned (next_frame, AVR_FP_REGNUM);
+      high_base = frame_unwind_register_unsigned (next_frame, AVR_FP_REGNUM+1);
       this_base += (high_base << 8);
       
       /* The FP points at the last saved register.  Adjust the FP back
@@ -916,7 +916,7 @@ avr_frame_unwind_cache (struct frame_info *next_frame,
     {
       /* Assume that the FP is this frame's SP but with that pushed
          stack space added back.  */
-      frame_unwind_unsigned_register (next_frame, AVR_SP_REGNUM, &this_base);
+      this_base = frame_unwind_register_unsigned (next_frame, AVR_SP_REGNUM);
       prev_sp = this_base + info->size;
     }
 
@@ -928,7 +928,7 @@ avr_frame_unwind_cache (struct frame_info *next_frame,
 
   /* Adjust all the saved registers so that they contain addresses and not
      offsets.  */
-  for (i = 0; i < gdbarch_num_regs (current_gdbarch) - 1; i++)
+  for (i = 0; i < gdbarch_num_regs (get_frame_arch (next_frame)) - 1; i++)
     if (info->saved_regs[i].addr)
       {
         info->saved_regs[i].addr = (info->prev_sp - info->saved_regs[i].addr);
@@ -954,7 +954,7 @@ avr_unwind_pc (struct gdbarch *gdbarch, struct frame_info *next_frame)
 {
   ULONGEST pc;
 
-  frame_unwind_unsigned_register (next_frame, AVR_PC_REGNUM, &pc);
+  pc = frame_unwind_register_unsigned (next_frame, AVR_PC_REGNUM);
 
   return avr_make_iaddr (pc);
 }
@@ -964,7 +964,7 @@ avr_unwind_sp (struct gdbarch *gdbarch, struct frame_info *next_frame)
 {
   ULONGEST sp;
 
-  frame_unwind_unsigned_register (next_frame, AVR_SP_REGNUM, &sp);
+  sp = frame_unwind_register_unsigned (next_frame, AVR_SP_REGNUM);
 
   return avr_make_saddr (sp);
 }
@@ -1046,9 +1046,9 @@ avr_frame_prev_register (struct frame_info *next_frame,
               buf[1] = tmp;
 
               pc = (extract_unsigned_integer (buf, 2) * 2);
-              store_unsigned_integer (bufferp,
-                                      register_size (current_gdbarch, regnum),
-                                      pc);
+              store_unsigned_integer
+               (bufferp, register_size (get_frame_arch (next_frame), regnum),
+                pc);
             }
         }
     }
@@ -1095,7 +1095,7 @@ avr_unwind_dummy_id (struct gdbarch *gdbarch, struct frame_info *next_frame)
 {
   ULONGEST base;
 
-  frame_unwind_unsigned_register (next_frame, AVR_SP_REGNUM, &base);
+  base = frame_unwind_register_unsigned (next_frame, AVR_SP_REGNUM);
   return frame_id_build (avr_make_saddr (base), frame_pc_unwind (next_frame));
 }