# Architecture commands for GDB, the GNU debugger.
#
-# Copyright (C) 1998-2018 Free Software Foundation, Inc.
+# Copyright (C) 1998-2019 Free Software Foundation, Inc.
#
# This file is part of GDB.
#
# Number of bits in a long long or unsigned long long for the target
# machine.
v;int;long_long_bit;;;8 * sizeof (LONGEST);2*gdbarch->long_bit;;0
-# Alignment of a long long or unsigned long long for the target
-# machine.
-v;int;long_long_align_bit;;;8 * sizeof (LONGEST);2*gdbarch->long_bit;;0
# The ABI default bit-size and format for "half", "float", "double", and
# "long double". These bit/format pairs should eventually be combined
# use "register_type".
M;struct type *;register_type;int reg_nr;reg_nr
-M;struct frame_id;dummy_id;struct frame_info *this_frame;this_frame
+# Generate a dummy frame_id for THIS_FRAME assuming that the frame is
+# a dummy frame. A dummy frame is created before an inferior call,
+# the frame_id returned here must match the frame_id that was built
+# for the inferior call. Usually this means the returned frame_id's
+# stack address should match the address returned by
+# gdbarch_push_dummy_call, and the returned frame_id's code address
+# should match the address at which the breakpoint was set in the dummy
+# frame.
+m;struct frame_id;dummy_id;struct frame_info *this_frame;this_frame;;default_dummy_id;;0
# Implement DUMMY_ID and PUSH_DUMMY_CALL, then delete
# deprecated_fp_regnum.
v;int;deprecated_fp_regnum;;;-1;-1;;0
-M;CORE_ADDR;push_dummy_call;struct value *function, struct regcache *regcache, CORE_ADDR bp_addr, int nargs, struct value **args, CORE_ADDR sp, int struct_return, CORE_ADDR struct_addr;function, regcache, bp_addr, nargs, args, sp, struct_return, struct_addr
+M;CORE_ADDR;push_dummy_call;struct value *function, struct regcache *regcache, CORE_ADDR bp_addr, int nargs, struct value **args, CORE_ADDR sp, function_call_return_method return_method, CORE_ADDR struct_addr;function, regcache, bp_addr, nargs, args, sp, return_method, struct_addr
v;int;call_dummy_location;;;;AT_ENTRY_POINT;;0
M;CORE_ADDR;push_dummy_code;CORE_ADDR sp, CORE_ADDR funaddr, struct value **args, int nargs, struct type *value_type, CORE_ADDR *real_pc, CORE_ADDR *bp_addr, struct regcache *regcache;sp, funaddr, args, nargs, value_type, real_pc, bp_addr, regcache
F;CORE_ADDR;fetch_tls_load_module_address;struct objfile *objfile;objfile
#
v;CORE_ADDR;frame_args_skip;;;0;;;0
-M;CORE_ADDR;unwind_pc;struct frame_info *next_frame;next_frame
-M;CORE_ADDR;unwind_sp;struct frame_info *next_frame;next_frame
+m;CORE_ADDR;unwind_pc;struct frame_info *next_frame;next_frame;;default_unwind_pc;;0
+m;CORE_ADDR;unwind_sp;struct frame_info *next_frame;next_frame;;default_unwind_sp;;0
# DEPRECATED_FRAME_LOCALS_ADDRESS as been replaced by the per-frame
# frame-base. Enable frame-base before frame-unwind.
F;int;frame_num_args;struct frame_info *frame;frame
# For example, on AArch64, the top bits of an address known as the "tag"
# are ignored by the kernel, the hardware, etc. and can be regarded as
# additional data associated with the address.
-v;int;significant_addr_bit;;;;;gdbarch_addr_bit (gdbarch);
+v;int;significant_addr_bit;;;;;;0
# FIXME/cagney/2001-01-18: This should be split in two. A target method that
# indicates if the target needs software single step. An ISA method to
# stop PC.
f;CORE_ADDR;adjust_dwarf2_line;CORE_ADDR addr, int rel;addr, rel;;default_adjust_dwarf2_line;;0
v;int;cannot_step_breakpoint;;;0;0;;0
+# See comment in target.h about continuable, steppable and
+# non-steppable watchpoints.
v;int;have_nonsteppable_watchpoint;;;0;0;;0
F;int;address_class_type_flags;int byte_size, int dwarf2_addr_class;byte_size, dwarf2_addr_class
M;const char *;address_class_type_flags_to_name;int type_flags;type_flags
# Function for the 'catch syscall' feature.
# Get architecture-specific system calls information from registers.
-M;LONGEST;get_syscall_number;ptid_t ptid;ptid
+M;LONGEST;get_syscall_number;thread_info *thread;thread
# The filename of the XML syscall for this architecture.
v;const char *;xml_syscall_file;;;0;0;;0;pstring (gdbarch->xml_syscall_file)
m;int;addressable_memory_unit_size;void;;;default_addressable_memory_unit_size;;0
# Functions for allowing a target to modify its disassembler options.
+v;const char *;disassembler_options_implicit;;;0;0;;0;pstring (gdbarch->disassembler_options_implicit)
v;char **;disassembler_options;;;0;0;;0;pstring_ptr (gdbarch->disassembler_options)
-v;const disasm_options_t *;valid_disassembler_options;;;0;0;;0;host_address_to_string (gdbarch->valid_disassembler_options)
+v;const disasm_options_and_args_t *;valid_disassembler_options;;;0;0;;0;host_address_to_string (gdbarch->valid_disassembler_options)
+
+# Type alignment.
+m;ULONGEST;type_align;struct type *type;type;;default_type_align;;0
EOF
}
#include <vector>
#include "frame.h"
#include "dis-asm.h"
+#include "gdb_obstack.h"
struct floatformat;
struct ui_file;
/* Callback type for regset section iterators. The callback usually
invokes the REGSET's supply or collect method, to which it must
- pass a buffer with at least the given SIZE. SECT_NAME is a BFD
- section name, and HUMAN_NAME is used for diagnostic messages.
- CB_DATA should have been passed unchanged through the iterator. */
+ pass a buffer - for collects this buffer will need to be created using
+ COLLECT_SIZE, for supply the existing buffer being read from should
+ be at least SUPPLY_SIZE. SECT_NAME is a BFD section name, and HUMAN_NAME
+ is used for diagnostic messages. CB_DATA should have been passed
+ unchanged through the iterator. */
typedef void (iterate_over_regset_sections_cb)
- (const char *sect_name, int size, const struct regset *regset,
- const char *human_name, void *cb_data);
+ (const char *sect_name, int supply_size, int collect_size,
+ const struct regset *regset, const char *human_name, void *cb_data);
+
+/* For a function call, does the function return a value using a
+ normal value return or a structure return - passing a hidden
+ argument pointing to storage. For the latter, there are two
+ cases: language-mandated structure return and target ABI
+ structure return. */
+
+enum function_call_return_method
+{
+ /* Standard value return. */
+ return_method_normal = 0,
+
+ /* Language ABI structure return. This is handled
+ by passing the return location as the first parameter to
+ the function, even preceding "this". */
+ return_method_hidden_param,
+
+ /* Target ABI struct return. This is target-specific; for instance,
+ on ia64 the first argument is passed in out0 but the hidden
+ structure return pointer would normally be passed in r8. */
+ return_method_struct,
+};
+
EOF
# function typedef's
# close it off
cat <<EOF
-/* Definition for an unknown syscall, used basically in error-cases. */
-#define UNKNOWN_SYSCALL (-1)
-
extern struct gdbarch_tdep *gdbarch_tdep (struct gdbarch *gdbarch);
extern void gdbarch_free (struct gdbarch *);
+/* Get the obstack owned by ARCH. */
+
+extern obstack *gdbarch_obstack (gdbarch *arch);
/* Helper function. Allocate memory from the \`\`struct gdbarch''
obstack. The memory is freed when the corresponding architecture
is also freed. */
-extern void *gdbarch_obstack_zalloc (struct gdbarch *gdbarch, long size);
-#define GDBARCH_OBSTACK_CALLOC(GDBARCH, NR, TYPE) ((TYPE *) gdbarch_obstack_zalloc ((GDBARCH), (NR) * sizeof (TYPE)))
-#define GDBARCH_OBSTACK_ZALLOC(GDBARCH, TYPE) ((TYPE *) gdbarch_obstack_zalloc ((GDBARCH), sizeof (TYPE)))
+#define GDBARCH_OBSTACK_CALLOC(GDBARCH, NR, TYPE) \
+ obstack_calloc<TYPE> (gdbarch_obstack ((GDBARCH)), (NR))
+
+#define GDBARCH_OBSTACK_ZALLOC(GDBARCH, TYPE) \
+ obstack_zalloc<TYPE> (gdbarch_obstack ((GDBARCH)))
/* Duplicate STRING, returning an equivalent string that's allocated on the
obstack associated with GDBARCH. The string is freed when the corresponding
extern void gdbarch_dump (struct gdbarch *gdbarch, struct ui_file *file);
+/* Return the number of cooked registers (raw + pseudo) for ARCH. */
+
+static inline int
+gdbarch_num_cooked_regs (gdbarch *arch)
+{
+ return gdbarch_num_regs (arch) + gdbarch_num_pseudo_regs (arch);
+}
+
#endif
EOF
exec 1>&2
#include "regcache.h"
#include "objfiles.h"
#include "auxv.h"
+#include "frame-unwind.h"
+#include "dummy-frame.h"
/* Static function declarations */
printf "\n"
printf "\n"
cat <<EOF
-/* Allocate extra space using the per-architecture obstack. */
-void *
-gdbarch_obstack_zalloc (struct gdbarch *arch, long size)
+obstack *gdbarch_obstack (gdbarch *arch)
{
- void *data = obstack_alloc (arch->obstack, size);
-
- memset (data, 0, size);
- return data;
+ return arch->obstack;
}
/* See gdbarch.h. */