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2002-05-07 Michal Ludvig <mludvig@suse.cz>

Browse source 
* dwarf2cfi.c: Code cleanup, removed unused variables,
	added default labels to switch {} statements.
	* x86-64-tdep.c: Ditto.
	* x86-64-linux-nat.c: Ditto.
This commit is contained in:
Michal Ludvig 2002-05-07 11:22:54 +00:00
parent 3e3f011f93
commit 4657573b80
4 changed files with 21 additions and 15 deletions
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7
gdb/ChangeLog
View file

@ -1,3 +1,10 @@
2002-05-07 Michal Ludvig <mludvig@suse.cz>
* dwarf2cfi.c: Code cleanup, removed unused variables,
added default labels to switch {} statements.
* x86-64-tdep.c: Ditto.
* x86-64-linux-nat.c: Ditto.
2002-05-07 Jason Thorpe <thorpej@wasabisystems.com> 2002-05-07 Jason Thorpe <thorpej@wasabisystems.com>
* solib.h: Protect against multiple inclusion. * solib.h: Protect against multiple inclusion.

17
gdb/dwarf2cfi.c
View file

@ -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 LONGEST read_initial_length (bfd *abfd, char *buf, int *bytes_read);
static ULONGEST read_length (bfd *abfd, char *buf, int *bytes_read, static ULONGEST read_length (bfd *abfd, char *buf, int *bytes_read,
int dwarf64); int dwarf64);
static ULONGEST read_address (bfd *abfd, char **p);
static int is_cie (ULONGEST cie_id, int dwarf64); static int is_cie (ULONGEST cie_id, int dwarf64);
static int compare_fde_unit (const void *a, const void *b); static int compare_fde_unit (const void *a, const void *b);
@ -280,7 +278,7 @@ static struct context *
context_alloc () context_alloc ()
{ {
struct context *context; struct context *context;
struct context_reg *reg;
int regs_size = sizeof (struct context_reg) * NUM_REGS; int regs_size = sizeof (struct context_reg) * NUM_REGS;
context = (struct context *) obstack_alloc (&unwind_tmp_obstack, context = (struct context *) obstack_alloc (&unwind_tmp_obstack,
@ -297,7 +295,7 @@ static struct frame_state *
frame_state_alloc () frame_state_alloc ()
{ {
struct frame_state *fs; struct frame_state *fs;
struct frame_state_reg *reg;
int regs_size = sizeof (struct frame_state_reg) * NUM_REGS; int regs_size = sizeof (struct frame_state_reg) * NUM_REGS;
fs = (struct frame_state *) obstack_alloc (&unwind_tmp_obstack, fs = (struct frame_state *) obstack_alloc (&unwind_tmp_obstack,
@ -319,7 +317,6 @@ unwind_tmp_obstack_free ()
static void static void
context_cpy (struct context *dst, struct context *src) context_cpy (struct context *dst, struct context *src)
{ {
struct context_reg *reg = dst->reg;
int regs_size = sizeof (struct context_reg) * NUM_REGS; int regs_size = sizeof (struct context_reg) * NUM_REGS;
*dst = *src; *dst = *src;
@ -586,7 +583,6 @@ execute_cfa_program ( struct objfile *objfile, char *insn_ptr, char *insn_end,
unsigned char insn = *insn_ptr++; unsigned char insn = *insn_ptr++;
ULONGEST reg, uoffset; ULONGEST reg, uoffset;
LONGEST offset; LONGEST offset;
int bytes_read;
if (insn & DW_CFA_advance_loc) if (insn & DW_CFA_advance_loc)
fs->pc += (insn & 0x3f) * fs->code_align; 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 fde_unit *fde;
struct cie_unit *cie; struct cie_unit *cie;
unsigned char *aug, *insn, *end;
context->args_size = 0; context->args_size = 0;
context->lsda = 0; context->lsda = 0;
@ -1109,6 +1104,8 @@ execute_stack_op (struct objfile *objfile,
case DW_OP_plus_uconst: case DW_OP_plus_uconst:
result += read_uleb128 (objfile->obfd, &op_ptr); result += read_uleb128 (objfile->obfd, &op_ptr);
break; break;
default:
break;
} }
break; break;
@ -1186,6 +1183,8 @@ execute_stack_op (struct objfile *objfile,
case DW_OP_ne: case DW_OP_ne:
result = (LONGEST) first != (LONGEST) second; result = (LONGEST) first != (LONGEST) second;
break; break;
default: /* This label is here just to avoid warning. */
break;
} }
} }
break; break;
@ -1255,6 +1254,8 @@ update_context (struct context *context, struct frame_state *fs, int chain)
exp + len, context, 0); exp + len, context, 0);
break; break;
} }
default:
break;
} }
context->cfa = cfa; 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 /* Build the cie_chunks and fde_chunks tables from informations
in .debug.frame section. */ in .debug_frame section. */
void void
dwarf2_build_frame_info (struct objfile *objfile) dwarf2_build_frame_info (struct objfile *objfile)
{ {

6
gdb/x86-64-linux-nat.c
View file

@ -406,12 +406,6 @@ static struct core_fns linux_elf_core_fns = {
#define offsetof(TYPE, MEMBER) ((unsigned long) &((TYPE *)0)->MEMBER) #define offsetof(TYPE, MEMBER) ((unsigned long) &((TYPE *)0)->MEMBER)
#endif #endif
/* Record the value of the debug control register. */
static long debug_control_mirror;
/* Record which address associates with which register. */
static CORE_ADDR address_lookup[DR_LASTADDR - DR_FIRSTADDR + 1];
/* Return the address of register REGNUM. BLOCKEND is the value of /* Return the address of register REGNUM. BLOCKEND is the value of
u.u_ar0, which should point to the registers. */ u.u_ar0, which should point to the registers. */
CORE_ADDR CORE_ADDR

6
gdb/x86-64-tdep.c
View file

@ -195,7 +195,7 @@ x86_64_register_convert_to_virtual (int regnum, struct type *type,
char *from, char *to) char *from, char *to)
{ {
char buf[12]; char buf[12];
DOUBLEST d;
/* We only support floating-point values. */ /* We only support floating-point values. */
if (TYPE_CODE (type) != TYPE_CODE_FLT) if (TYPE_CODE (type) != TYPE_CODE_FLT)
{ {
@ -426,6 +426,8 @@ classify_argument (struct type *type,
} }
} }
break; break;
default:
break;
} }
/* Final merger cleanup. */ /* Final merger cleanup. */
for (i = 0; i < words; i++) for (i = 0; i < words; i++)
@ -488,6 +490,8 @@ classify_argument (struct type *type,
} }
case TYPE_CODE_VOID: case TYPE_CODE_VOID:
return 0; return 0;
default: /* Avoid warning. */
break;
} }
internal_error (__FILE__, __LINE__, internal_error (__FILE__, __LINE__,
"classify_argument: unknown argument type"); "classify_argument: unknown argument type");