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authorMichael Snyder <msnyder@vmware.com>2010-12-31 19:16:37 +0000
committerMichael Snyder <msnyder@vmware.com>2010-12-31 19:16:37 +0000
commit0e2de36609cf566ee543fe38f6c5a174306c8902 (patch)
treeb3947cfde6d31c3f326af5a7aaeaa7117e573bca /gdb
parent40a41a9acc434682aca501143e71f91c5ad854c5 (diff)
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2010-12-31 Michael Snyder <msnyder@vmware.com>
* annotate.c: Comment cleanup, shorten long lines. * arch-utils.c: Ditto. * arch-utils.h: Ditto. * auxv.c: Ditto. * auxv.h: Ditto. * ax-gdb.c: Ditto. * ax-gdb.h: Ditto. * ax-general.c: Ditto. * breakpoint.h: Ditto. * buildsym.h: Ditto.
Diffstat (limited to 'gdb')
-rw-r--r--gdb/ChangeLog19
-rw-r--r--gdb/annotate.c6
-rw-r--r--gdb/arch-utils.c55
-rw-r--r--gdb/arch-utils.h10
-rw-r--r--gdb/auxv.c73
-rw-r--r--gdb/auxv.h2
-rw-r--r--gdb/ax-gdb.c12
-rw-r--r--gdb/ax-gdb.h2
-rw-r--r--gdb/ax-general.c2
-rw-r--r--gdb/breakpoint.h249
-rw-r--r--gdb/buildsym.h17
11 files changed, 250 insertions, 197 deletions
diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 0dafb27..f6e90aa 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,10 +1,23 @@
+2010-12-31 Michael Snyder <msnyder@vmware.com>
+
+ * annotate.c: Comment cleanup, shorten long lines.
+ * arch-utils.c: Ditto.
+ * arch-utils.h: Ditto.
+ * auxv.c: Ditto.
+ * auxv.h: Ditto.
+ * ax-gdb.c: Ditto.
+ * ax-gdb.h: Ditto.
+ * ax-general.c: Ditto.
+ * breakpoint.h: Ditto.
+ * buildsym.h: Ditto.
+
2010-12-30 Mike Frysinger <vapier@gentoo.org>
* bfin-tdep.c (bfin_register_type): Move || to start of line.
2010-12-29 Michael Snyder <msnyder@vmware.com>
- * bcache.c: Comment clean-up.
+ * bcache.c: Comment clean-up, shorten long lines..
* block.c: Ditto.
* blockframe.c: Ditto.
* breakpoint.c: Ditto.
@@ -71,7 +84,7 @@
2010-12-28 Michael Snyder <msnyder@vmware.com>
- * command.h: Comment clean-up.
+ * command.h: Comment clean-up, shorten long lines.
* cli/cli-cmds.c: Ditto.
* cli/cli-cmds.h: Ditto.
* cli/cli-decode.c: Ditto.
@@ -85,7 +98,7 @@
2010-12-28 Michael Snyder <msnyder@vmware.com>
- * event-loop.c: Comment clean-up.
+ * event-loop.c: Comment clean-up, shorten long lines.
* event-loop.h: Ditto.
* event-top.c: Ditto.
* gdb.c: Ditto.
diff --git a/gdb/annotate.c b/gdb/annotate.c
index 66774b0..1085291 100644
--- a/gdb/annotate.c
+++ b/gdb/annotate.c
@@ -26,7 +26,7 @@
#include "observer.h"
-/* Prototypes for local functions. */
+/* Prototypes for local functions. */
extern void _initialize_annotate (void);
@@ -57,7 +57,7 @@ breakpoints_changed (void)
target_terminal_ours ();
printf_unfiltered (("\n\032\032breakpoints-invalid\n"));
if (ignore_count_changed)
- ignore_count_changed = 0; /* Avoid multiple break annotations. */
+ ignore_count_changed = 0; /* Avoid multiple break annotations. */
}
}
@@ -65,7 +65,7 @@ breakpoints_changed (void)
want to provide successive multiple breakpoints-invalid messages
that are all caused by the fact that the ignore count is changing
(which could keep the GUI very busy). One is enough, after the
- target actually "stops". */
+ target actually "stops". */
void
annotate_ignore_count_change (void)
diff --git a/gdb/arch-utils.c b/gdb/arch-utils.c
index e8836d2..80afbfb 100644
--- a/gdb/arch-utils.c
+++ b/gdb/arch-utils.c
@@ -23,7 +23,7 @@
#include "arch-utils.h"
#include "buildsym.h"
#include "gdbcmd.h"
-#include "inferior.h" /* enum CALL_DUMMY_LOCATION et.al. */
+#include "inferior.h" /* enum CALL_DUMMY_LOCATION et al. */
#include "gdb_string.h"
#include "regcache.h"
#include "gdb_assert.h"
@@ -146,7 +146,7 @@ core_addr_greaterthan (CORE_ADDR lhs, CORE_ADDR rhs)
return (lhs > rhs);
}
-/* Misc helper functions for targets. */
+/* Misc helper functions for targets. */
CORE_ADDR
core_addr_identity (struct gdbarch *gdbarch, CORE_ADDR addr)
@@ -186,8 +186,8 @@ cannot_register_not (struct gdbarch *gdbarch, int regnum)
}
/* Legacy version of target_virtual_frame_pointer(). Assumes that
- there is an gdbarch_deprecated_fp_regnum and that it is the same, cooked or
- raw. */
+ there is an gdbarch_deprecated_fp_regnum and that it is the same,
+ cooked or raw. */
void
legacy_virtual_frame_pointer (struct gdbarch *gdbarch,
@@ -211,7 +211,8 @@ legacy_virtual_frame_pointer (struct gdbarch *gdbarch,
else
/* Should this be an internal error? I guess so, it is reflecting
an architectural limitation in the current design. */
- internal_error (__FILE__, __LINE__, _("No virtual frame pointer available"));
+ internal_error (__FILE__, __LINE__,
+ _("No virtual frame pointer available"));
*frame_offset = 0;
}
@@ -373,8 +374,9 @@ choose_architecture_for_target (const struct target_desc *target_desc,
if (compat1 == NULL && compat2 == NULL)
{
- /* BFD considers the architectures incompatible. Check our target
- description whether it accepts SELECTED as compatible anyway. */
+ /* BFD considers the architectures incompatible. Check our
+ target description whether it accepts SELECTED as compatible
+ anyway. */
if (tdesc_compatible_p (target_desc, selected))
return from_target;
@@ -391,10 +393,10 @@ choose_architecture_for_target (const struct target_desc *target_desc,
if (compat1 == compat2)
return compat1;
- /* If the two didn't match, but one of them was a default architecture,
- assume the more specific one is correct. This handles the case
- where an executable or target description just says "mips", but
- the other knows which MIPS variant. */
+ /* If the two didn't match, but one of them was a default
+ architecture, assume the more specific one is correct. This
+ handles the case where an executable or target description just
+ says "mips", but the other knows which MIPS variant. */
if (compat1->the_default)
return compat2;
if (compat2->the_default)
@@ -408,7 +410,7 @@ choose_architecture_for_target (const struct target_desc *target_desc,
return selected;
}
-/* Functions to manipulate the architecture of the target */
+/* Functions to manipulate the architecture of the target. */
enum set_arch { set_arch_auto, set_arch_manual };
@@ -426,7 +428,7 @@ selected_architecture_name (void)
}
/* Called if the user enters ``show architecture'' without an
- argument. */
+ argument. */
static void
show_architecture (struct ui_file *file, int from_tty,
@@ -443,7 +445,7 @@ The target architecture is assumed to be %s\n"), set_architecture_string);
/* Called if the user enters ``set architecture'' with or without an
- argument. */
+ argument. */
static void
set_architecture (char *ignore_args, int from_tty, struct cmd_list_element *c)
@@ -583,14 +585,14 @@ initialize_current_architecture (void)
const char **arches = gdbarch_printable_names ();
struct gdbarch_info info;
- /* determine a default architecture and byte order. */
+ /* determine a default architecture and byte order. */
gdbarch_info_init (&info);
- /* Find a default architecture. */
+ /* Find a default architecture. */
if (default_bfd_arch == NULL)
{
/* Choose the architecture by taking the first one
- alphabetically. */
+ alphabetically. */
const char *chosen = arches[0];
const char **arch;
for (arch = arches; *arch != NULL; arch++)
@@ -613,7 +615,7 @@ initialize_current_architecture (void)
if (default_byte_order == BFD_ENDIAN_UNKNOWN
&& default_bfd_vec != NULL)
{
- /* Extract BFD's default vector's byte order. */
+ /* Extract BFD's default vector's byte order. */
switch (default_bfd_vec->byteorder)
{
case BFD_ENDIAN_BIG:
@@ -628,7 +630,7 @@ initialize_current_architecture (void)
}
if (default_byte_order == BFD_ENDIAN_UNKNOWN)
{
- /* look for ``*el-*'' in the target name. */
+ /* look for ``*el-*'' in the target name. */
const char *chp;
chp = strchr (target_name, '-');
if (chp != NULL
@@ -651,9 +653,9 @@ initialize_current_architecture (void)
"initial architecture failed"));
/* Create the ``set architecture'' command appending ``auto'' to the
- list of architectures. */
+ list of architectures. */
{
- /* Append ``auto''. */
+ /* Append ``auto''. */
int nr;
for (nr = 0; arches[nr] != NULL; nr++);
arches = xrealloc (arches, sizeof (char*) * (nr + 2));
@@ -742,12 +744,13 @@ gdbarch_info_fill (struct gdbarch_info *info)
gdb_assert (info->bfd_arch_info != NULL);
}
-/* Return "current" architecture. If the target is running, this is the
- architecture of the selected frame. Otherwise, the "current" architecture
- defaults to the target architecture.
+/* Return "current" architecture. If the target is running, this is
+ the architecture of the selected frame. Otherwise, the "current"
+ architecture defaults to the target architecture.
- This function should normally be called solely by the command interpreter
- routines to determine the architecture to execute a command in. */
+ This function should normally be called solely by the command
+ interpreter routines to determine the architecture to execute a
+ command in. */
struct gdbarch *
get_current_arch (void)
{
diff --git a/gdb/arch-utils.h b/gdb/arch-utils.h
index dbeb67f..ac6676e 100644
--- a/gdb/arch-utils.h
+++ b/gdb/arch-utils.h
@@ -59,7 +59,7 @@ extern int
leaving space for inferior function call return breakpoints. */
extern CORE_ADDR displaced_step_at_entry_point (struct gdbarch *gdbarch);
-/* The only possible cases for inner_than. */
+/* The only possible cases for inner_than. */
extern int core_addr_lessthan (CORE_ADDR lhs, CORE_ADDR rhs);
extern int core_addr_greaterthan (CORE_ADDR lhs, CORE_ADDR rhs);
@@ -68,20 +68,20 @@ extern int core_addr_greaterthan (CORE_ADDR lhs, CORE_ADDR rhs);
extern CORE_ADDR core_addr_identity (struct gdbarch *gdbarch, CORE_ADDR addr);
extern gdbarch_convert_from_func_ptr_addr_ftype convert_from_func_ptr_addr_identity;
-/* No-op conversion of reg to regnum. */
+/* No-op conversion of reg to regnum. */
extern int no_op_reg_to_regnum (struct gdbarch *gdbarch, int reg);
-/* Do nothing version of elf_make_msymbol_special. */
+/* Do nothing version of elf_make_msymbol_special. */
void default_elf_make_msymbol_special (asymbol *sym, struct minimal_symbol *msym);
-/* Do nothing version of coff_make_msymbol_special. */
+/* Do nothing version of coff_make_msymbol_special. */
void default_coff_make_msymbol_special (int val, struct minimal_symbol *msym);
/* Version of cannot_fetch_register() / cannot_store_register() that
- always fails. */
+ always fails. */
int cannot_register_not (struct gdbarch *gdbarch, int regnum);
diff --git a/gdb/auxv.c b/gdb/auxv.c
index 71144dc..68b1cba 100644
--- a/gdb/auxv.c
+++ b/gdb/auxv.c
@@ -34,8 +34,8 @@
#include <fcntl.h>
-/* This function handles access via /proc/PID/auxv, which is a common method
- for native targets. */
+/* This function handles access via /proc/PID/auxv, which is a common
+ method for native targets. */
static LONGEST
procfs_xfer_auxv (gdb_byte *readbuf,
@@ -90,35 +90,39 @@ ld_so_xfer_auxv (gdb_byte *readbuf,
if (MSYMBOL_SIZE (msym) != ptr_size)
return -1;
- /* POINTER_ADDRESS is a location where the `_dl_auxv' variable resides.
- DATA_ADDRESS is the inferior value present in `_dl_auxv', therefore the
- real inferior AUXV address. */
+ /* POINTER_ADDRESS is a location where the `_dl_auxv' variable
+ resides. DATA_ADDRESS is the inferior value present in
+ `_dl_auxv', therefore the real inferior AUXV address. */
pointer_address = SYMBOL_VALUE_ADDRESS (msym);
/* The location of the _dl_auxv symbol may no longer be correct if
- ld.so runs at a different address than the one present in the file.
- This is very common case - for unprelinked ld.so or with a PIE executable.
- PIE executable forces random address even for libraries already being
- prelinked to some address. PIE executables themselves are never prelinked
- even on prelinked systems. Prelinking of a PIE executable would block
- their purpose of randomizing load of everything including the executable.
-
- If the memory read fails, return -1 to fallback on another mechanism for
- retrieving the AUXV.
-
- In most cases of a PIE running under valgrind there is no way to find
- out the base addresses of any of ld.so, executable or AUXV as everything
- is randomized and /proc information is not relevant for the virtual
- executable running under valgrind. We think that we might need a valgrind
- extension to make it work. This is PR 11440. */
+ ld.so runs at a different address than the one present in the
+ file. This is very common case - for unprelinked ld.so or with a
+ PIE executable. PIE executable forces random address even for
+ libraries already being prelinked to some address. PIE
+ executables themselves are never prelinked even on prelinked
+ systems. Prelinking of a PIE executable would block their
+ purpose of randomizing load of everything including the
+ executable.
+
+ If the memory read fails, return -1 to fallback on another
+ mechanism for retrieving the AUXV.
+
+ In most cases of a PIE running under valgrind there is no way to
+ find out the base addresses of any of ld.so, executable or AUXV
+ as everything is randomized and /proc information is not relevant
+ for the virtual executable running under valgrind. We think that
+ we might need a valgrind extension to make it work. This is PR
+ 11440. */
if (target_read_memory (pointer_address, ptr_buf, ptr_size) != 0)
return -1;
data_address = extract_typed_address (ptr_buf, ptr_type);
- /* Possibly still not initialized such as during an inferior startup. */
+ /* Possibly still not initialized such as during an inferior
+ startup. */
if (data_address == 0)
return -1;
@@ -132,8 +136,8 @@ ld_so_xfer_auxv (gdb_byte *readbuf,
return -1;
}
- /* Stop if trying to read past the existing AUXV block. The final AT_NULL
- was already returned before. */
+ /* Stop if trying to read past the existing AUXV block. The final
+ AT_NULL was already returned before. */
if (offset >= auxv_pair_size)
{
@@ -154,9 +158,10 @@ ld_so_xfer_auxv (gdb_byte *readbuf,
if (block > len)
block = len;
- /* Reading sizes smaller than AUXV_PAIR_SIZE is not supported. Tails
- unaligned to AUXV_PAIR_SIZE will not be read during a call (they
- should be completed during next read with new/extended buffer). */
+ /* Reading sizes smaller than AUXV_PAIR_SIZE is not supported.
+ Tails unaligned to AUXV_PAIR_SIZE will not be read during a
+ call (they should be completed during next read with
+ new/extended buffer). */
block &= -auxv_pair_size;
if (block == 0)
@@ -174,8 +179,9 @@ ld_so_xfer_auxv (gdb_byte *readbuf,
data_address += block;
len -= block;
- /* Check terminal AT_NULL. This function is being called indefinitely
- being extended its READBUF until it returns EOF (0). */
+ /* Check terminal AT_NULL. This function is being called
+ indefinitely being extended its READBUF until it returns EOF
+ (0). */
while (block >= auxv_pair_size)
{
@@ -207,10 +213,11 @@ memory_xfer_auxv (struct target_ops *ops,
gdb_assert (object == TARGET_OBJECT_AUXV);
gdb_assert (readbuf || writebuf);
- /* ld_so_xfer_auxv is the only function safe for virtual executables being
- executed by valgrind's memcheck. Using ld_so_xfer_auxv during inferior
- startup is problematic, because ld.so symbol tables have not yet been
- relocated. So GDB uses this function only when attaching to a process.
+ /* ld_so_xfer_auxv is the only function safe for virtual
+ executables being executed by valgrind's memcheck. Using
+ ld_so_xfer_auxv during inferior startup is problematic, because
+ ld.so symbol tables have not yet been relocated. So GDB uses
+ this function only when attaching to a process.
*/
if (current_inferior ()->attach_flag != 0)
@@ -308,7 +315,7 @@ target_auxv_search (struct target_ops *ops, CORE_ADDR match, CORE_ADDR *valp)
}
-/* Print the contents of the target's AUXV on the specified file. */
+/* Print the contents of the target's AUXV on the specified file. */
int
fprint_target_auxv (struct ui_file *file, struct target_ops *ops)
{
diff --git a/gdb/auxv.h b/gdb/auxv.h
index 679bf17..6a9f698 100644
--- a/gdb/auxv.h
+++ b/gdb/auxv.h
@@ -40,7 +40,7 @@ extern int target_auxv_parse (struct target_ops *ops,
extern int target_auxv_search (struct target_ops *ops,
CORE_ADDR match, CORE_ADDR *valp);
-/* Print the contents of the target's AUXV on the specified file. */
+/* Print the contents of the target's AUXV on the specified file. */
extern int fprint_target_auxv (struct ui_file *file, struct target_ops *ops);
extern LONGEST memory_xfer_auxv (struct target_ops *ops,
diff --git a/gdb/ax-gdb.c b/gdb/ax-gdb.c
index 4941d32..42a6b81 100644
--- a/gdb/ax-gdb.c
+++ b/gdb/ax-gdb.c
@@ -59,7 +59,7 @@
-/* Prototypes for local functions. */
+/* Prototypes for local functions. */
/* There's a standard order to the arguments of these functions:
union exp_element ** --- pointer into expression
@@ -614,7 +614,7 @@ static void
gen_var_ref (struct gdbarch *gdbarch, struct agent_expr *ax,
struct axs_value *value, struct symbol *var)
{
- /* Dereference any typedefs. */
+ /* Dereference any typedefs. */
value->type = check_typedef (SYMBOL_TYPE (var));
value->optimized_out = 0;
@@ -986,7 +986,7 @@ gen_cast (struct agent_expr *ax, struct axs_value *value, struct type *type)
/* GCC does allow casts to yield lvalues, so this should be fixed
before merging these changes into the trunk. */
require_rvalue (ax, value);
- /* Dereference typedefs. */
+ /* Dereference typedefs. */
type = check_typedef (type);
switch (TYPE_CODE (type))
@@ -1289,7 +1289,7 @@ gen_bitfield_ref (struct expression *exp, struct agent_expr *ax,
equal to the number of `one' bits in bytesize, but who cares? */
int fragment_count;
- /* Dereference any typedefs. */
+ /* Dereference any typedefs. */
type = check_typedef (type);
/* Can we fetch the number of bits requested at all? */
@@ -1677,7 +1677,7 @@ gen_aggregate_elt_ref (struct expression *exp,
return 0;
}
-/* Generate code for GDB's magical `repeat' operator.
+/* Generate code for GDB's magical `repeat' operator.
LVALUE @ INT creates an array INT elements long, and whose elements
have the same type as LVALUE, located in memory so that LVALUE is
its first element. For example, argv[0]@argc gives you the array
@@ -2049,7 +2049,7 @@ gen_expr (struct expression *exp, union exp_element **pc,
case UNOP_PLUS:
(*pc)++;
- /* + FOO is equivalent to 0 + FOO, which can be optimized. */
+ /* + FOO is equivalent to 0 + FOO, which can be optimized. */
gen_expr (exp, pc, ax, value);
gen_usual_unary (exp, ax, value);
break;
diff --git a/gdb/ax-gdb.h b/gdb/ax-gdb.h
index 924df08..b7fe8be 100644
--- a/gdb/ax-gdb.h
+++ b/gdb/ax-gdb.h
@@ -78,7 +78,7 @@ struct axs_value
/* The type of the subexpression. Even if lvalue == axs_lvalue_memory,
this is the type of the value itself; the value on the stack is a
- "pointer to" an object of this type. */
+ "pointer to" an object of this type. */
struct type *type;
/* If nonzero, this is a variable which does not actually exist in
diff --git a/gdb/ax-general.c b/gdb/ax-general.c
index e1269e6..fb35670 100644
--- a/gdb/ax-general.c
+++ b/gdb/ax-general.c
@@ -248,7 +248,7 @@ ax_const_l (struct agent_expr *x, LONGEST l)
break;
}
- /* Emit the right opcode... */
+ /* Emit the right opcode... */
ax_simple (x, ops[op]);
/* Emit the low SIZE bytes as an unsigned number. We know that
diff --git a/gdb/breakpoint.h b/gdb/breakpoint.h
index a044c6b..bfae8d9 100644
--- a/gdb/breakpoint.h
+++ b/gdb/breakpoint.h
@@ -28,24 +28,25 @@ struct value;
struct block;
struct breakpoint_object;
-/* This is the maximum number of bytes a breakpoint instruction can take.
- Feel free to increase it. It's just used in a few places to size
- arrays that should be independent of the target architecture. */
+/* This is the maximum number of bytes a breakpoint instruction can
+ take. Feel free to increase it. It's just used in a few places to
+ size arrays that should be independent of the target
+ architecture. */
#define BREAKPOINT_MAX 16
/* Type of breakpoint. */
-/* FIXME In the future, we should fold all other breakpoint-like things into
- here. This includes:
+/* FIXME In the future, we should fold all other breakpoint-like
+ things into here. This includes:
- * single-step (for machines where we have to simulate single stepping)
- (probably, though perhaps it is better for it to look as much as
- possible like a single-step to wait_for_inferior). */
+ * single-step (for machines where we have to simulate single
+ stepping) (probably, though perhaps it is better for it to look as
+ much as possible like a single-step to wait_for_inferior). */
enum bptype
{
- bp_none = 0, /* Eventpoint has been deleted. */
+ bp_none = 0, /* Eventpoint has been deleted */
bp_breakpoint, /* Normal breakpoint */
bp_hardware_breakpoint, /* Hardware assisted breakpoint */
bp_until, /* used by until command */
@@ -64,8 +65,9 @@ enum bptype
exception will land. */
bp_exception_resume,
- /* Used by wait_for_inferior for stepping over subroutine calls, for
- stepping over signal handlers, and for skipping prologues. */
+ /* Used by wait_for_inferior for stepping over subroutine calls,
+ for stepping over signal handlers, and for skipping
+ prologues. */
bp_step_resume,
/* Used to detect when a watchpoint expression has gone out of
@@ -83,12 +85,13 @@ enum bptype
bp_watchpoint_scope,
/* The breakpoint at the end of a call dummy. */
- /* FIXME: What if the function we are calling longjmp()s out of the
- call, or the user gets out with the "return" command? We currently
- have no way of cleaning up the breakpoint in these (obscure) situations.
- (Probably can solve this by noticing longjmp, "return", etc., it's
- similar to noticing when a watchpoint on a local variable goes out
- of scope (with hardware support for watchpoints)). */
+ /* FIXME: What if the function we are calling longjmp()s out of
+ the call, or the user gets out with the "return" command? We
+ currently have no way of cleaning up the breakpoint in these
+ (obscure) situations. (Probably can solve this by noticing
+ longjmp, "return", etc., it's similar to noticing when a
+ watchpoint on a local variable goes out of scope (with hardware
+ support for watchpoints)). */
bp_call_dummy,
/* A breakpoint set on std::terminate, that is used to catch
@@ -146,39 +149,46 @@ enum bptype
bp_jit_event,
};
-/* States of enablement of breakpoint. */
+/* States of enablement of breakpoint. */
enum enable_state
{
- bp_disabled, /* The eventpoint is inactive, and cannot trigger. */
- bp_enabled, /* The eventpoint is active, and can trigger. */
- bp_call_disabled, /* The eventpoint has been disabled while a call
- into the inferior is "in flight", because some
- eventpoints interfere with the implementation of
- a call on some targets. The eventpoint will be
- automatically enabled and reset when the call
- "lands" (either completes, or stops at another
- eventpoint). */
- bp_startup_disabled,/* The eventpoint has been disabled during inferior
- startup. This is necessary on some targets where
- the main executable will get relocated during
- startup, making breakpoint addresses invalid.
- The eventpoint will be automatically enabled and
- reset once inferior startup is complete. */
- bp_permanent /* There is a breakpoint instruction hard-wired into
- the target's code. Don't try to write another
- breakpoint instruction on top of it, or restore
- its value. Step over it using the architecture's
- SKIP_INSN macro. */
+ bp_disabled, /* The eventpoint is inactive, and cannot
+ trigger. */
+ bp_enabled, /* The eventpoint is active, and can
+ trigger. */
+ bp_call_disabled, /* The eventpoint has been disabled while a
+ call into the inferior is "in flight",
+ because some eventpoints interfere with
+ the implementation of a call on some
+ targets. The eventpoint will be
+ automatically enabled and reset when the
+ call "lands" (either completes, or stops
+ at another eventpoint). */
+ bp_startup_disabled, /* The eventpoint has been disabled during
+ inferior startup. This is necessary on
+ some targets where the main executable
+ will get relocated during startup, making
+ breakpoint addresses invalid. The
+ eventpoint will be automatically enabled
+ and reset once inferior startup is
+ complete. */
+ bp_permanent /* There is a breakpoint instruction
+ hard-wired into the target's code. Don't
+ try to write another breakpoint
+ instruction on top of it, or restore its
+ value. Step over it using the
+ architecture's SKIP_INSN macro. */
};
-/* Disposition of breakpoint. Ie: what to do after hitting it. */
+/* Disposition of breakpoint. Ie: what to do after hitting it. */
enum bpdisp
{
disp_del, /* Delete it */
- disp_del_at_next_stop, /* Delete at next stop, whether hit or not */
+ disp_del_at_next_stop, /* Delete at next stop,
+ whether hit or not */
disp_disable, /* Disable it */
disp_donttouch /* Leave it alone */
};
@@ -216,11 +226,11 @@ struct bp_target_info
int shadow_len;
/* The size of the placed breakpoint, according to
- gdbarch_breakpoint_from_pc, when the breakpoint was inserted. This is
- generally the same as SHADOW_LEN, unless we did not need
+ gdbarch_breakpoint_from_pc, when the breakpoint was inserted.
+ This is generally the same as SHADOW_LEN, unless we did not need
to read from the target to implement the memory breakpoint
- (e.g. if a remote stub handled the details). We may still
- need the size to remove the breakpoint safely. */
+ (e.g. if a remote stub handled the details). We may still need
+ the size to remove the breakpoint safely. */
int placed_size;
};
@@ -313,14 +323,16 @@ struct bp_location
bp_loc_other. */
CORE_ADDR address;
- /* For hardware watchpoints, the size of data ad ADDRESS being watches. */
+ /* For hardware watchpoints, the size of data ad ADDRESS being
+ watches. */
int length;
- /* Type of hardware watchpoint. */
+ /* Type of hardware watchpoint. */
enum target_hw_bp_type watchpoint_type;
/* For any breakpoint type with an address, this is the section
- associated with the address. Used primarily for overlay debugging. */
+ associated with the address. Used primarily for overlay
+ debugging. */
struct obj_section *section;
/* Address at which breakpoint was requested, either by the user or
@@ -374,11 +386,12 @@ struct breakpoint_ops
hit it. */
enum print_stop_action (*print_it) (struct breakpoint *);
- /* Display information about this breakpoint, for "info breakpoints". */
+ /* Display information about this breakpoint, for "info
+ breakpoints". */
void (*print_one) (struct breakpoint *, struct bp_location **);
- /* Display information about this breakpoint after setting it (roughly
- speaking; this is called from "mention"). */
+ /* Display information about this breakpoint after setting it
+ (roughly speaking; this is called from "mention"). */
void (*print_mention) (struct breakpoint *);
/* Print to FP the CLI command that recreates this breakpoint. */
@@ -420,11 +433,11 @@ struct counted_command_line;
struct breakpoint
{
struct breakpoint *next;
- /* Type of breakpoint. */
+ /* Type of breakpoint. */
enum bptype type;
/* Zero means disabled; remember the info but don't break here. */
enum enable_state enable_state;
- /* What to do with this breakpoint after we hit it. */
+ /* What to do with this breakpoint after we hit it. */
enum bpdisp disposition;
/* Number assigned to distinguish breakpoints. */
int number;
@@ -441,12 +454,13 @@ struct breakpoint
char *source_file;
/* Non-zero means a silent breakpoint (don't print frame info
- if we stop here). */
+ if we stop here). */
unsigned char silent;
/* Number of stops at this breakpoint that should
be continued automatically before really stopping. */
int ignore_count;
- /* Chain of command lines to execute when this breakpoint is hit. */
+ /* Chain of command lines to execute when this breakpoint is
+ hit. */
struct counted_command_line *commands;
/* Stack depth (address of frame). If nonzero, break only if fp
equals this. */
@@ -463,11 +477,11 @@ struct breakpoint
enum language language;
/* Input radix we used to set the breakpoint. */
int input_radix;
- /* String form of the breakpoint condition (malloc'd), or NULL if there
- is no condition. */
+ /* String form of the breakpoint condition (malloc'd), or NULL if
+ there is no condition. */
char *cond_string;
- /* String form of exp to use for displaying to the user (malloc'd), or
- NULL if none. */
+ /* String form of exp to use for displaying to the user
+ (malloc'd), or NULL if none. */
char *exp_string;
/* String form to use for reparsing of EXP (malloc'd) or NULL. */
char *exp_string_reparse;
@@ -491,9 +505,10 @@ struct breakpoint
int val_valid;
/* Holds the address of the related watchpoint_scope breakpoint
- when using watchpoints on local variables (might the concept
- of a related breakpoint be useful elsewhere, if not just call
- it the watchpoint_scope breakpoint or something like that. FIXME). */
+ when using watchpoints on local variables (might the concept of
+ a related breakpoint be useful elsewhere, if not just call it
+ the watchpoint_scope breakpoint or something like that.
+ FIXME). */
struct breakpoint *related_breakpoint;
/* Holds the frame address which identifies the frame this
@@ -510,10 +525,12 @@ struct breakpoint
hardware. */
enum watchpoint_triggered watchpoint_triggered;
- /* Thread number for thread-specific breakpoint, or -1 if don't care. */
+ /* Thread number for thread-specific breakpoint,
+ or -1 if don't care. */
int thread;
- /* Ada task number for task-specific breakpoint, or 0 if don't care. */
+ /* Ada task number for task-specific breakpoint,
+ or 0 if don't care. */
int task;
/* Count of the number of times this breakpoint was taken, dumped
@@ -532,10 +549,10 @@ struct breakpoint
triggered. */
char *exec_pathname;
- /* Syscall numbers used for the 'catch syscall' feature.
- If no syscall has been specified for filtering, its value is NULL.
- Otherwise, it holds a list of all syscalls to be caught.
- The list elements are allocated with xmalloc. */
+ /* Syscall numbers used for the 'catch syscall' feature. If no
+ syscall has been specified for filtering, its value is NULL.
+ Otherwise, it holds a list of all syscalls to be caught. The
+ list elements are allocated with xmalloc. */
VEC(int) *syscalls_to_be_caught;
/* Methods associated with this breakpoint. */
@@ -621,15 +638,16 @@ enum bpstat_what_main_action
BPSTAT_WHAT_KEEP_CHECKING,
/* Remove breakpoints, single step once, then put them back in and
- go back to what we were doing. It's possible that this should be
- removed from the main_action and put into a separate field, to more
- cleanly handle BPSTAT_WHAT_CLEAR_LONGJMP_RESUME_SINGLE. */
+ go back to what we were doing. It's possible that this should
+ be removed from the main_action and put into a separate field,
+ to more cleanly handle
+ BPSTAT_WHAT_CLEAR_LONGJMP_RESUME_SINGLE. */
BPSTAT_WHAT_SINGLE,
/* Set longjmp_resume breakpoint, remove all other breakpoints,
- and continue. The "remove all other breakpoints" part is required
- if we are also stepping over another breakpoint as well as doing
- the longjmp handling. */
+ and continue. The "remove all other breakpoints" part is
+ required if we are also stepping over another breakpoint as
+ well as doing the longjmp handling. */
BPSTAT_WHAT_SET_LONGJMP_RESUME,
/* Clear longjmp_resume breakpoint, then handle as
@@ -639,8 +657,8 @@ enum bpstat_what_main_action
/* Rather than distinguish between noisy and silent stops here, it
might be cleaner to have bpstat_print make that decision (also
taking into account stop_print_frame and source_only). But the
- implications are a bit scary (interaction with auto-displays, etc.),
- so I won't try it. */
+ implications are a bit scary (interaction with auto-displays,
+ etc.), so I won't try it. */
/* Stop silently. */
BPSTAT_WHAT_STOP_SILENT,
@@ -670,10 +688,10 @@ struct bpstat_what
{
enum bpstat_what_main_action main_action;
- /* Did we hit a call dummy breakpoint? This only goes with a main_action
- of BPSTAT_WHAT_STOP_SILENT or BPSTAT_WHAT_STOP_NOISY (the concept of
- continuing from a call dummy without popping the frame is not a
- useful one). */
+ /* Did we hit a call dummy breakpoint? This only goes with a
+ main_action of BPSTAT_WHAT_STOP_SILENT or
+ BPSTAT_WHAT_STOP_NOISY (the concept of continuing from a call
+ dummy without popping the frame is not a useful one). */
enum stop_stack_kind call_dummy;
/* Used for BPSTAT_WHAT_SET_LONGJMP_RESUME and
@@ -683,7 +701,7 @@ struct bpstat_what
};
/* The possible return values for print_bpstat, print_it_normal,
- print_it_done, print_it_noop. */
+ print_it_done, print_it_noop. */
enum print_stop_action
{
PRINT_UNKNOWN = -1,
@@ -695,7 +713,7 @@ enum print_stop_action
/* Tell what to do about this bpstat. */
struct bpstat_what bpstat_what (bpstat);
-/* Find the bpstat associated with a breakpoint. NULL otherwise. */
+/* Find the bpstat associated with a breakpoint. NULL otherwise. */
bpstat bpstat_find_breakpoint (bpstat, struct breakpoint *);
/* Nonzero if a signal that we got in wait() was due to circumstances
@@ -717,10 +735,11 @@ extern int bpstat_should_step (void);
return means print the frame as well as the source line). */
extern enum print_stop_action bpstat_print (bpstat);
-/* Put in *NUM the breakpoint number of the first breakpoint we are stopped
- at. *BSP upon return is a bpstat which points to the remaining
- breakpoints stopped at (but which is not guaranteed to be good for
- anything but further calls to bpstat_num).
+/* Put in *NUM the breakpoint number of the first breakpoint we are
+ stopped at. *BSP upon return is a bpstat which points to the
+ remaining breakpoints stopped at (but which is not guaranteed to be
+ good for anything but further calls to bpstat_num).
+
Return 0 if passed a bpstat which does not indicate any breakpoints.
Return -1 if stopped at a breakpoint that has been deleted since
we set it.
@@ -738,15 +757,17 @@ extern void bpstat_clear_actions (bpstat);
/* Implementation: */
-/* Values used to tell the printing routine how to behave for this bpstat. */
+/* Values used to tell the printing routine how to behave for this
+ bpstat. */
enum bp_print_how
{
/* This is used when we want to do a normal printing of the reason
- for stopping. The output will depend on the type of eventpoint
- we are dealing with. This is the default value, most commonly
- used. */
+ for stopping. The output will depend on the type of eventpoint
+ we are dealing with. This is the default value, most commonly
+ used. */
print_it_normal,
- /* This is used when nothing should be printed for this bpstat entry. */
+ /* This is used when nothing should be printed for this bpstat
+ entry. */
print_it_noop,
/* This is used when everything which needs to be printed has
already been printed. But we still want to print the frame. */
@@ -824,15 +845,18 @@ enum breakpoint_here
/* Prototypes for breakpoint-related functions. */
-extern enum breakpoint_here breakpoint_here_p (struct address_space *, CORE_ADDR);
+extern enum breakpoint_here breakpoint_here_p (struct address_space *,
+ CORE_ADDR);
extern int moribund_breakpoint_here_p (struct address_space *, CORE_ADDR);
extern int breakpoint_inserted_here_p (struct address_space *, CORE_ADDR);
-extern int regular_breakpoint_inserted_here_p (struct address_space *, CORE_ADDR);
+extern int regular_breakpoint_inserted_here_p (struct address_space *,
+ CORE_ADDR);
-extern int software_breakpoint_inserted_here_p (struct address_space *, CORE_ADDR);
+extern int software_breakpoint_inserted_here_p (struct address_space *,
+ CORE_ADDR);
/* Returns true if there's a hardware watchpoint or access watchpoint
inserted in the range defined by ADDR and LEN. */
@@ -840,7 +864,8 @@ extern int hardware_watchpoint_inserted_in_range (struct address_space *,
CORE_ADDR addr,
ULONGEST len);
-extern int breakpoint_thread_match (struct address_space *, CORE_ADDR, ptid_t);
+extern int breakpoint_thread_match (struct address_space *,
+ CORE_ADDR, ptid_t);
extern void until_break_command (char *, int, int);
@@ -902,9 +927,9 @@ extern int remove_breakpoints_pid (int pid);
/* This function can be used to physically insert eventpoints from the
specified traced inferior process, without modifying the breakpoint
- package's state. This can be useful for those targets which support
- following the processes of a fork() or vfork() system call, when both
- of the resulting two processes are to be followed. */
+ package's state. This can be useful for those targets which
+ support following the processes of a fork() or vfork() system call,
+ when both of the resulting two processes are to be followed. */
extern int reattach_breakpoints (int);
/* This function can be used to update the breakpoint package's state
@@ -921,7 +946,7 @@ extern int reattach_breakpoints (int);
- A step-resume breakpoint, if any, is explicitly removed from the
breakpoint list.
- All eventpoints without a symbolic address are removed from the
- breakpoint list. */
+ breakpoint list. */
extern void update_breakpoints_after_exec (void);
/* This function can be used to physically remove hardware breakpoints
@@ -989,7 +1014,8 @@ extern void disable_breakpoints_before_startup (void);
extern void enable_breakpoints_after_startup (void);
/* For script interpreters that need to define breakpoint commands
- after they've already read the commands into a struct command_line. */
+ after they've already read the commands into a struct
+ command_line. */
extern enum command_control_type commands_from_control_command
(char *arg, struct command_line *cmd);
@@ -1001,8 +1027,8 @@ extern int get_number_or_range (char **);
extern struct breakpoint *get_breakpoint (int num);
-/* The following are for displays, which aren't really breakpoints, but
- here is as good a place as any for them. */
+/* The following are for displays, which aren't really breakpoints,
+ but here is as good a place as any for them. */
extern void disable_current_display (void);
@@ -1039,21 +1065,22 @@ extern void remove_thread_event_breakpoints (void);
extern void disable_breakpoints_in_shlibs (void);
-/* This function returns TRUE if ep is a catchpoint. */
+/* This function returns TRUE if ep is a catchpoint. */
extern int ep_is_catchpoint (struct breakpoint *);
/* Enable breakpoints and delete when hit. Called with ARG == NULL
- deletes all breakpoints. */
+ deletes all breakpoints. */
extern void delete_command (char *arg, int from_tty);
-/* Pull all H/W watchpoints from the target. Return non-zero if the
- remove fails. */
+/* Pull all H/W watchpoints from the target. Return non-zero if the
+ remove fails. */
extern int remove_hw_watchpoints (void);
-/* Manage a software single step breakpoint (or two). Insert may be called
- twice before remove is called. */
+/* Manage a software single step breakpoint (or two). Insert may be
+ called twice before remove is called. */
extern void insert_single_step_breakpoint (struct gdbarch *,
- struct address_space *, CORE_ADDR);
+ struct address_space *,
+ CORE_ADDR);
extern int single_step_breakpoints_inserted (void);
extern void remove_single_step_breakpoints (void);
extern void cancel_single_step_breakpoints (void);
@@ -1062,7 +1089,8 @@ extern void cancel_single_step_breakpoints (void);
breakpoints. These functions are used in murky target-specific
ways. Please do not add more uses! */
extern void *deprecated_insert_raw_breakpoint (struct gdbarch *,
- struct address_space *, CORE_ADDR);
+ struct address_space *,
+ CORE_ADDR);
extern int deprecated_remove_raw_breakpoint (struct gdbarch *, void *);
/* Check if any hardware watchpoints have triggered, according to the
@@ -1103,7 +1131,8 @@ extern struct breakpoint *get_tracepoint (int num);
extern struct breakpoint *get_tracepoint_by_number_on_target (int num);
/* Find a tracepoint by parsing a number in the supplied string. */
-extern struct breakpoint *get_tracepoint_by_number (char **arg, int multi_p,
+extern struct breakpoint *get_tracepoint_by_number (char **arg,
+ int multi_p,
int optional_p);
/* Return a vector of all tracepoints currently defined. The vector
diff --git a/gdb/buildsym.h b/gdb/buildsym.h
index 99897fd..c5d9841 100644
--- a/gdb/buildsym.h
+++ b/gdb/buildsym.h
@@ -44,11 +44,11 @@ struct block;
#endif
#define HASHSIZE 127 /* Size of things hashed via
- hashname() */
+ hashname(). */
/* Name of source file whose symbol data we are now processing. This
- comes from a symbol of type N_SO for stabs. For Dwarf it comes from the
- DW_AT_name attribute of a DW_TAG_compile_unit DIE. */
+ comes from a symbol of type N_SO for stabs. For Dwarf it comes
+ from the DW_AT_name attribute of a DW_TAG_compile_unit DIE. */
EXTERN char *last_source_file;
@@ -158,7 +158,7 @@ struct context_stack
CORE_ADDR start_addr;
- /* Temp slot for exception handling. */
+ /* Temp slot for exception handling. */
CORE_ADDR end_addr;
@@ -198,7 +198,7 @@ struct pending_block
/* Pointer to the head of a linked list of symbol blocks which have
already been finalized (lexical contexts already closed) and which
are just waiting to be built into a blockvector when finalizing the
- associated symtab. */
+ associated symtab. */
EXTERN struct pending_block *pending_blocks;
@@ -213,7 +213,7 @@ EXTERN struct subfile_stack *subfile_stack;
#define next_symbol_text(objfile) (*next_symbol_text_func)(objfile)
-/* Function to invoke get the next symbol. Return the symbol name. */
+/* Function to invoke get the next symbol. Return the symbol name. */
EXTERN char *(*next_symbol_text_func) (struct objfile *);
@@ -286,7 +286,7 @@ extern void free_pending_blocks (void);
/* FIXME: Note that this is used only in buildsym.c and dstread.c,
which should be fixed to not need direct access to
- record_pending_block. */
+ record_pending_block. */
extern void record_pending_block (struct objfile *objfile,
struct block *block,
@@ -300,7 +300,8 @@ extern void merge_symbol_lists (struct pending **srclist,
struct pending **targetlist);
/* The macro table for the compilation unit whose symbols we're
- currently reading. All the symtabs for this CU will point to this. */
+ currently reading. All the symtabs for this CU will point to
+ this. */
EXTERN struct macro_table *pending_macros;
#undef EXTERN