#include "elf-bfd.h"
#include "symcat.h"
#include "sim-regno.h"
+#include "dis-asm.h"
static void set_reg_offset (CORE_ADDR *saved_regs, int regnum, CORE_ADDR off);
+static struct type *mips_register_type (struct gdbarch *gdbarch, int regnum);
/* A useful bit in the CP0 status register (PS_REGNUM). */
/* This bit is set if we are emulating 32-bit FPRs on a 64-bit chip. */
#define VM_MIN_ADDRESS (CORE_ADDR)0x400000
-int gdb_print_insn_mips (bfd_vma, disassemble_info *);
-
static mips_extra_func_info_t heuristic_proc_desc (CORE_ADDR, CORE_ADDR,
struct frame_info *, int);
/* For the moment map [NUM_REGS .. 2*NUM_REGS) onto the same raw
registers, but always return the virtual size. */
int rawnum = regnum % NUM_REGS;
- return TYPE_LENGTH (MIPS_REGISTER_TYPE (rawnum));
+ return TYPE_LENGTH (gdbarch_register_type (current_gdbarch, rawnum));
}
else
internal_error (__FILE__, __LINE__, "Register %d out of range", regnum);
/* Add space for all the proceeding registers based on their
real size. */
for (reg = NUM_REGS; reg < regnum; reg++)
- byte += TYPE_LENGTH (MIPS_REGISTER_TYPE ((reg % NUM_REGS)));
+ byte += TYPE_LENGTH (gdbarch_register_type (current_gdbarch,
+ (reg % NUM_REGS)));
return byte;
}
else
to have their own proc_descs, and even if they don't,
heuristic_proc_desc knows how to create them! */
- register struct linked_proc_info *link;
+ struct linked_proc_info *link;
for (link = linked_proc_desc_table; link; link = link->next)
if (PROC_LOW_ADDR (&link->info) <= pc
CORE_ADDR tmp;
CORE_ADDR saved_pc = DEPRECATED_FRAME_SAVED_PC (frame);
- if (saved_pc == 0 || inside_entry_file (saved_pc))
+ if (saved_pc == 0 || deprecated_inside_entry_file (saved_pc))
return 0;
/* Check if the PC is inside a call stub. If it is, fetch the
static void
mips_pop_frame (void)
{
- register int regnum;
+ int regnum;
struct frame_info *frame = get_current_frame ();
CORE_ADDR new_sp = get_frame_base (frame);
mips_extra_func_info_t proc_desc;
col++;
}
/* print the R0 to R31 names */
- fprintf_filtered (file,
- (start_regnum % NUM_REGS) < MIPS_NUMREGS
- ? "\n R%-4d" : "\n ",
- start_regnum);
+ if ((start_regnum % NUM_REGS) < MIPS_NUMREGS)
+ fprintf_filtered (file, "\n R%-4d", start_regnum % NUM_REGS);
+ else
+ fprintf_filtered (file, "\n ");
/* now print the values in hex, 4 or 8 to the row */
for (col = 0, regnum = start_regnum;
reinit_frame_cache ();
}
-int
-gdb_print_insn_mips (bfd_vma memaddr, disassemble_info *info)
+static int
+gdb_print_insn_mips (bfd_vma memaddr, struct disassemble_info *info)
{
+ struct gdbarch_tdep *tdep = gdbarch_tdep (current_gdbarch);
mips_extra_func_info_t proc_desc;
/* Search for the function containing this address. Set the low bit
/* Round down the instruction address to the appropriate boundary. */
memaddr &= (info->mach == bfd_mach_mips16 ? ~1 : ~3);
+ /* Set the disassembler options. */
+ if (tdep->mips_abi == MIPS_ABI_N32
+ || tdep->mips_abi == MIPS_ABI_N64)
+ {
+ /* Set up the disassembler info, so that we get the right
+ register names from libopcodes. */
+ if (tdep->mips_abi == MIPS_ABI_N32)
+ info->disassembler_options = "gpr-names=n32";
+ else
+ info->disassembler_options = "gpr-names=64";
+ info->flavour = bfd_target_elf_flavour;
+ }
+ else
+ /* This string is not recognized explicitly by the disassembler,
+ but it tells the disassembler to not try to guess the ABI from
+ the bfd elf headers, such that, if the user overrides the ABI
+ of a program linked as NewABI, the disassembly will follow the
+ register naming conventions specified by the user. */
+ info->disassembler_options = "gpr-names=32";
+
/* Call the appropriate disassembler based on the target endian-ness. */
if (TARGET_BYTE_ORDER == BFD_ENDIAN_BIG)
return print_insn_big_mips (memaddr, info);
}
-/* Return a location where we can set a breakpoint that will be hit
- when an inferior function call returns. This is normally the
- program's entry point. Executables that don't have an entry
- point (e.g. programs in ROM) should define a symbol __CALL_DUMMY_ADDRESS
- whose address is the location where the breakpoint should be placed. */
-
-static CORE_ADDR
-mips_call_dummy_address (void)
-{
- struct minimal_symbol *sym;
-
- sym = lookup_minimal_symbol ("__CALL_DUMMY_ADDRESS", NULL, NULL);
- if (sym)
- return SYMBOL_VALUE_ADDRESS (sym);
- else
- return entry_point_address ();
-}
-
-
/* When debugging a 64 MIPS target running a 32 bit ABI, the size of
the register stored on the stack (32) is different to its real raw
size (64). The below ensures that registers are fetched from the
enum mips_abi mips_abi, found_abi, wanted_abi;
int num_regs;
- /* Reset the disassembly info, in case it was set to something
- non-default. */
- deprecated_tm_print_insn_info.flavour = bfd_target_unknown_flavour;
- deprecated_tm_print_insn_info.arch = bfd_arch_unknown;
- deprecated_tm_print_insn_info.mach = 0;
-
elf_flags = 0;
if (info.abfd)
if (wanted_abi != MIPS_ABI_UNKNOWN)
mips_abi = wanted_abi;
- /* We have to set deprecated_tm_print_insn_info before looking for a
- pre-existing architecture, otherwise we may return before we get
- a chance to set it up. */
- if (mips_abi == MIPS_ABI_N32 || mips_abi == MIPS_ABI_N64)
- {
- /* Set up the disassembler info, so that we get the right
- register names from libopcodes. */
- if (mips_abi == MIPS_ABI_N32)
- deprecated_tm_print_insn_info.disassembler_options = "gpr-names=n32";
- else
- deprecated_tm_print_insn_info.disassembler_options = "gpr-names=64";
- deprecated_tm_print_insn_info.flavour = bfd_target_elf_flavour;
- deprecated_tm_print_insn_info.arch = bfd_arch_mips;
- if (info.bfd_arch_info != NULL
- && info.bfd_arch_info->arch == bfd_arch_mips
- && info.bfd_arch_info->mach)
- deprecated_tm_print_insn_info.mach = info.bfd_arch_info->mach;
- else
- deprecated_tm_print_insn_info.mach = bfd_mach_mips8000;
- }
- else
- /* This string is not recognized explicitly by the disassembler,
- but it tells the disassembler to not try to guess the ABI from
- the bfd elf headers, such that, if the user overrides the ABI
- of a program linked as NewABI, the disassembly will follow the
- register naming conventions specified by the user. */
- deprecated_tm_print_insn_info.disassembler_options = "gpr-names=32";
-
if (gdbarch_debug)
{
fprintf_unfiltered (gdb_stdlog,
set_gdbarch_long_bit (gdbarch, 32);
set_gdbarch_ptr_bit (gdbarch, 32);
set_gdbarch_long_long_bit (gdbarch, 64);
- set_gdbarch_reg_struct_has_addr (gdbarch,
- mips_o32_reg_struct_has_addr);
+ set_gdbarch_deprecated_reg_struct_has_addr
+ (gdbarch, mips_o32_reg_struct_has_addr);
set_gdbarch_use_struct_convention (gdbarch,
always_use_struct_convention);
break;
set_gdbarch_long_bit (gdbarch, 32);
set_gdbarch_ptr_bit (gdbarch, 32);
set_gdbarch_long_long_bit (gdbarch, 64);
- set_gdbarch_reg_struct_has_addr (gdbarch,
- mips_o32_reg_struct_has_addr);
+ set_gdbarch_deprecated_reg_struct_has_addr
+ (gdbarch, mips_o32_reg_struct_has_addr);
set_gdbarch_use_struct_convention (gdbarch, always_use_struct_convention);
break;
case MIPS_ABI_EABI32:
set_gdbarch_long_bit (gdbarch, 32);
set_gdbarch_ptr_bit (gdbarch, 32);
set_gdbarch_long_long_bit (gdbarch, 64);
- set_gdbarch_reg_struct_has_addr (gdbarch,
- mips_eabi_reg_struct_has_addr);
+ set_gdbarch_deprecated_reg_struct_has_addr
+ (gdbarch, mips_eabi_reg_struct_has_addr);
set_gdbarch_use_struct_convention (gdbarch,
mips_eabi_use_struct_convention);
break;
set_gdbarch_long_bit (gdbarch, 64);
set_gdbarch_ptr_bit (gdbarch, 64);
set_gdbarch_long_long_bit (gdbarch, 64);
- set_gdbarch_reg_struct_has_addr (gdbarch,
- mips_eabi_reg_struct_has_addr);
+ set_gdbarch_deprecated_reg_struct_has_addr
+ (gdbarch, mips_eabi_reg_struct_has_addr);
set_gdbarch_use_struct_convention (gdbarch,
mips_eabi_use_struct_convention);
break;
set_gdbarch_long_long_bit (gdbarch, 64);
set_gdbarch_use_struct_convention (gdbarch,
mips_n32n64_use_struct_convention);
- set_gdbarch_reg_struct_has_addr (gdbarch,
- mips_n32n64_reg_struct_has_addr);
+ set_gdbarch_deprecated_reg_struct_has_addr
+ (gdbarch, mips_n32n64_reg_struct_has_addr);
break;
case MIPS_ABI_N64:
set_gdbarch_push_dummy_call (gdbarch, mips_n32n64_push_dummy_call);
set_gdbarch_long_long_bit (gdbarch, 64);
set_gdbarch_use_struct_convention (gdbarch,
mips_n32n64_use_struct_convention);
- set_gdbarch_reg_struct_has_addr (gdbarch,
- mips_n32n64_reg_struct_has_addr);
+ set_gdbarch_deprecated_reg_struct_has_addr
+ (gdbarch, mips_n32n64_reg_struct_has_addr);
break;
default:
internal_error (__FILE__, __LINE__,
/* MIPS version of CALL_DUMMY */
- set_gdbarch_call_dummy_address (gdbarch, mips_call_dummy_address);
+ /* NOTE: cagney/2003-08-05: Eventually call dummy location will be
+ replaced by a command, and all targets will default to on stack
+ (regardless of the stack's execute status). */
+ set_gdbarch_call_dummy_location (gdbarch, AT_SYMBOL);
set_gdbarch_deprecated_pop_frame (gdbarch, mips_pop_frame);
set_gdbarch_frame_align (gdbarch, mips_frame_align);
set_gdbarch_deprecated_save_dummy_frame_tos (gdbarch, generic_save_dummy_frame_tos);
set_gdbarch_print_registers_info (gdbarch, mips_print_registers_info);
set_gdbarch_pc_in_sigtramp (gdbarch, mips_pc_in_sigtramp);
+ set_gdbarch_print_insn (gdbarch, gdb_print_insn_mips);
+
+ /* FIXME: cagney/2003-08-29: The macros HAVE_STEPPABLE_WATCHPOINT,
+ HAVE_NONSTEPPABLE_WATCHPOINT, and HAVE_CONTINUABLE_WATCHPOINT
+ need to all be folded into the target vector. Since they are
+ being used as guards for STOPPED_BY_WATCHPOINT, why not have
+ STOPPED_BY_WATCHPOINT return the type of watchpoint that the code
+ is sitting on? */
+ set_gdbarch_have_nonsteppable_watchpoint (gdbarch, 1);
+
/* Hook in OS ABI-specific overrides, if they have been registered. */
gdbarch_init_osabi (info, gdbarch);
fprintf_unfiltered (file,
"mips_dump_tdep: GDB_TARGET_IS_MIPS64 = %d\n",
GDB_TARGET_IS_MIPS64);
- fprintf_unfiltered (file,
- "mips_dump_tdep: HAVE_NONSTEPPABLE_WATCHPOINT # %s\n",
- XSTRING (HAVE_NONSTEPPABLE_WATCHPOINT));
fprintf_unfiltered (file,
"mips_dump_tdep: HI_REGNUM = %d\n",
HI_REGNUM);
internal_error (__FILE__, __LINE__, "mips_abi_strings out of sync");
gdbarch_register (bfd_arch_mips, mips_gdbarch_init, mips_dump_tdep);
- if (!deprecated_tm_print_insn) /* Someone may have already set it */
- deprecated_tm_print_insn = gdb_print_insn_mips;
/* Add root prefix command for all "set mips"/"show mips" commands */
add_prefix_cmd ("mips", no_class, set_mips_command,
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