* gdbarch.sh (gdbarch_data): Add gdbarch parameter.

[deliverable/binutils-gdb.git] / gdb / dwarf2cfi.c

diff --git a/gdb/dwarf2cfi.c b/gdb/dwarf2cfi.c
index 1324dc5aa9677a5aa83ab5525a88a8534eb37925..a62a1e0f45d5b2cbe0d616a99e98279a9aa5491f 100644 (file)
--- a/gdb/dwarf2cfi.c
+++ b/gdb/dwarf2cfi.c
@@ -222,8 +222,6 @@ static CORE_ADDR read_encoded_pointer (bfd *abfd, char **p,
 static LONGEST read_initial_length (bfd *abfd, char *buf, int *bytes_read);
 static ULONGEST read_length (bfd *abfd, char *buf, int *bytes_read,
                             int dwarf64);
-static ULONGEST read_address (bfd *abfd, char **p);
-
 
 static int is_cie (ULONGEST cie_id, int dwarf64);
 static int compare_fde_unit (const void *a, const void *b);
@@ -280,7 +278,7 @@ static struct context *
 context_alloc ()
 {
   struct context *context;
-  struct context_reg *reg;
+
   int regs_size = sizeof (struct context_reg) * NUM_REGS;
 
   context = (struct context *) obstack_alloc (&unwind_tmp_obstack,
@@ -297,7 +295,7 @@ static struct frame_state *
 frame_state_alloc ()
 {
   struct frame_state *fs;
-  struct frame_state_reg *reg;
+
   int regs_size = sizeof (struct frame_state_reg) * NUM_REGS;
 
   fs = (struct frame_state *) obstack_alloc (&unwind_tmp_obstack,
@@ -319,7 +317,6 @@ unwind_tmp_obstack_free ()
 static void
 context_cpy (struct context *dst, struct context *src)
 {
-  struct context_reg *reg = dst->reg;
   int regs_size = sizeof (struct context_reg) * NUM_REGS;
 
   *dst = *src;
@@ -586,7 +583,6 @@ execute_cfa_program ( struct objfile *objfile, char *insn_ptr, char *insn_end,
       unsigned char insn = *insn_ptr++;
       ULONGEST reg, uoffset;
       LONGEST offset;
-      int bytes_read;
 
       if (insn & DW_CFA_advance_loc)
        fs->pc += (insn & 0x3f) * fs->code_align;
@@ -788,7 +784,6 @@ frame_state_for (struct context *context, struct frame_state *fs)
 {
   struct fde_unit *fde;
   struct cie_unit *cie;
-  unsigned char *aug, *insn, *end;
 
   context->args_size = 0;
   context->lsda = 0;
@@ -1109,6 +1104,8 @@ execute_stack_op (struct objfile *objfile,
            case DW_OP_plus_uconst:
              result += read_uleb128 (objfile->obfd, &op_ptr);
              break;
+           default:
+             break;
            }
          break;
 
@@ -1186,6 +1183,8 @@ execute_stack_op (struct objfile *objfile,
              case DW_OP_ne:
                result = (LONGEST) first != (LONGEST) second;
                break;
+             default:  /* This label is here just to avoid warning.  */
+               break; 
              }
          }
          break;
@@ -1255,6 +1254,8 @@ update_context (struct context *context, struct frame_state *fs, int chain)
                                            exp + len, context, 0);
        break;
       }
+    default:
+      break;
     }
   context->cfa = cfa;
 
@@ -1346,7 +1347,7 @@ compare_fde_unit (const void *a, const void *b)
 }
 
 /*  Build the cie_chunks and fde_chunks tables from informations
-    in .debug.frame section.  */
+    in .debug_frame section.  */
 void
 dwarf2_build_frame_info (struct objfile *objfile)
 {
@@ -1506,7 +1507,8 @@ cfi_read_fp ()
   return cfa;
 }
 
-/* Store the frame address.  */
+/* Store the frame address.  This function is not used.  */
+
 void
 cfi_write_fp (CORE_ADDR val)
 {