enum bfd_endian endian, bfd_byte * in,
const bfd_byte * out, int buf_offset)
{
- bfd_byte reg[MAX_REGISTER_SIZE];
int reg_offset = 0;
gdb_assert (reg_num >= NUM_REGS);
/* Need to transfer the left or right part of the register, based on
return mips32_next_pc (pc);
}
-/* Set up the 'saved_regs' array. This is a data structure containing
- the addresses on the stack where each register has been saved, for
- each stack frame. Registers that have not been saved will have
- zero here. The stack pointer register is special: rather than the
- address where the stack register has been saved,
- saved_regs[SP_REGNUM] will have the actual value of the previous
- frame's stack register. */
-
-static void
-mips_find_saved_regs (struct frame_info *fci)
-{
- int ireg;
- /* r0 bit means kernel trap */
- int kernel_trap;
- /* What registers have been saved? Bitmasks. */
- unsigned long gen_mask, float_mask;
- mips_extra_func_info_t proc_desc;
- t_inst inst;
- CORE_ADDR *saved_regs;
- struct gdbarch_tdep *tdep = gdbarch_tdep (current_gdbarch);
-
- if (deprecated_get_frame_saved_regs (fci) != NULL)
- return;
- saved_regs = frame_saved_regs_zalloc (fci);
-
- /* If it is the frame for sigtramp, the saved registers are located
- in a sigcontext structure somewhere on the stack. If the stack
- layout for sigtramp changes we might have to change these
- constants and the companion fixup_sigtramp in mdebugread.c */
-#ifndef SIGFRAME_BASE
- /* To satisfy alignment restrictions, sigcontext is located 4 bytes
- above the sigtramp frame. */
-#define SIGFRAME_BASE mips_regsize (current_gdbarch)
-/* FIXME! Are these correct?? */
-#define SIGFRAME_PC_OFF (SIGFRAME_BASE + 2 * mips_regsize (current_gdbarch))
-#define SIGFRAME_REGSAVE_OFF (SIGFRAME_BASE + 3 * mips_regsize (current_gdbarch))
-#define SIGFRAME_FPREGSAVE_OFF \
- (SIGFRAME_REGSAVE_OFF + MIPS_NUMREGS * mips_regsize (current_gdbarch) + 3 * mips_regsize (current_gdbarch))
-#endif
- if ((get_frame_type (fci) == SIGTRAMP_FRAME))
- {
- for (ireg = 0; ireg < MIPS_NUMREGS; ireg++)
- {
- CORE_ADDR reg_position =
- (get_frame_base (fci) + SIGFRAME_REGSAVE_OFF +
- ireg * mips_regsize (current_gdbarch));
- set_reg_offset (saved_regs, ireg, reg_position);
- }
- for (ireg = 0; ireg < MIPS_NUMREGS; ireg++)
- {
- CORE_ADDR reg_position = (get_frame_base (fci)
- + SIGFRAME_FPREGSAVE_OFF
- + ireg * mips_regsize (current_gdbarch));
- set_reg_offset (saved_regs,
- mips_regnum (current_gdbarch)->fp0 + ireg,
- reg_position);
- }
-
- set_reg_offset (saved_regs, mips_regnum (current_gdbarch)->pc,
- get_frame_base (fci) + SIGFRAME_PC_OFF);
- /* SP_REGNUM, contains the value and not the address. */
- set_reg_offset (saved_regs, SP_REGNUM, get_frame_base (fci));
- return;
- }
-
- proc_desc = get_frame_extra_info (fci)->proc_desc;
- if (proc_desc == NULL)
- /* I'm not sure how/whether this can happen. Normally when we
- can't find a proc_desc, we "synthesize" one using
- heuristic_proc_desc and set the saved_regs right away. */
- return;
-
- kernel_trap = PROC_REG_MASK (proc_desc) & 1;
- gen_mask = kernel_trap ? 0xFFFFFFFF : PROC_REG_MASK (proc_desc);
- float_mask = kernel_trap ? 0xFFFFFFFF : PROC_FREG_MASK (proc_desc);
-
- if ( /* In any frame other than the innermost or a frame interrupted
- by a signal, we assume that all registers have been saved.
- This assumes that all register saves in a function happen
- before the first function call. */
- (get_next_frame (fci) == NULL
- || (get_frame_type (get_next_frame (fci)) == SIGTRAMP_FRAME))
- /* In a dummy frame we know exactly where things are saved. */
- && !PROC_DESC_IS_DUMMY (proc_desc)
- /* Don't bother unless we are inside a function prologue.
- Outside the prologue, we know where everything is. */
- && in_prologue (get_frame_pc (fci), PROC_LOW_ADDR (proc_desc))
- /* Not sure exactly what kernel_trap means, but if it means the
- kernel saves the registers without a prologue doing it, we
- better not examine the prologue to see whether registers
- have been saved yet. */
- && !kernel_trap)
- {
- /* We need to figure out whether the registers that the
- proc_desc claims are saved have been saved yet. */
-
- CORE_ADDR addr;
-
- /* Bitmasks; set if we have found a save for the register. */
- unsigned long gen_save_found = 0;
- unsigned long float_save_found = 0;
- int instlen;
-
- /* If the address is odd, assume this is MIPS16 code. */
- addr = PROC_LOW_ADDR (proc_desc);
- instlen = pc_is_mips16 (addr) ? MIPS16_INSTLEN : MIPS_INSTLEN;
-
- /* Scan through this function's instructions preceding the
- current PC, and look for those that save registers. */
- while (addr < get_frame_pc (fci))
- {
- inst = mips_fetch_instruction (addr);
- if (pc_is_mips16 (addr))
- mips16_decode_reg_save (inst, &gen_save_found);
- else
- mips32_decode_reg_save (inst, &gen_save_found, &float_save_found);
- addr += instlen;
- }
- gen_mask = gen_save_found;
- float_mask = float_save_found;
- }
-
- /* Fill in the offsets for the registers which gen_mask says were
- saved. */
- {
- CORE_ADDR reg_position = (get_frame_base (fci)
- + PROC_REG_OFFSET (proc_desc));
- for (ireg = MIPS_NUMREGS - 1; gen_mask; --ireg, gen_mask <<= 1)
- if (gen_mask & 0x80000000)
- {
- set_reg_offset (saved_regs, ireg, reg_position);
- reg_position -= mips_saved_regsize (tdep);
- }
- }
-
- /* The MIPS16 entry instruction saves $s0 and $s1 in the reverse
- order of that normally used by gcc. Therefore, we have to fetch
- the first instruction of the function, and if it's an entry
- instruction that saves $s0 or $s1, correct their saved addresses. */
- if (pc_is_mips16 (PROC_LOW_ADDR (proc_desc)))
- {
- inst = mips_fetch_instruction (PROC_LOW_ADDR (proc_desc));
- if ((inst & 0xf81f) == 0xe809 && (inst & 0x700) != 0x700)
- /* entry */
- {
- int reg;
- int sreg_count = (inst >> 6) & 3;
-
- /* Check if the ra register was pushed on the stack. */
- CORE_ADDR reg_position = (get_frame_base (fci)
- + PROC_REG_OFFSET (proc_desc));
- if (inst & 0x20)
- reg_position -= mips_saved_regsize (tdep);
-
- /* Check if the s0 and s1 registers were pushed on the
- stack. */
- for (reg = 16; reg < sreg_count + 16; reg++)
- {
- set_reg_offset (saved_regs, reg, reg_position);
- reg_position -= mips_saved_regsize (tdep);
- }
- }
- }
-
- /* Fill in the offsets for the registers which float_mask says were
- saved. */
- {
- CORE_ADDR reg_position = (get_frame_base (fci)
- + PROC_FREG_OFFSET (proc_desc));
-
- /* Fill in the offsets for the float registers which float_mask
- says were saved. */
- for (ireg = MIPS_NUMREGS - 1; float_mask; --ireg, float_mask <<= 1)
- if (float_mask & 0x80000000)
- {
- if (mips_saved_regsize (tdep) == 4
- && TARGET_BYTE_ORDER == BFD_ENDIAN_BIG)
- {
- /* On a big endian 32 bit ABI, floating point registers
- are paired to form doubles such that the most
- significant part is in $f[N+1] and the least
- significant in $f[N] vis: $f[N+1] ||| $f[N]. The
- registers are also spilled as a pair and stored as a
- double.
-
- When little-endian the least significant part is
- stored first leading to the memory order $f[N] and
- then $f[N+1].
-
- Unfortunately, when big-endian the most significant
- part of the double is stored first, and the least
- significant is stored second. This leads to the
- registers being ordered in memory as firt $f[N+1] and
- then $f[N].
-
- For the big-endian case make certain that the
- addresses point at the correct (swapped) locations
- $f[N] and $f[N+1] pair (keep in mind that
- reg_position is decremented each time through the
- loop). */
- if ((ireg & 1))
- set_reg_offset (saved_regs,
- mips_regnum (current_gdbarch)->fp0 + ireg,
- reg_position - mips_saved_regsize (tdep));
- else
- set_reg_offset (saved_regs,
- mips_regnum (current_gdbarch)->fp0 + ireg,
- reg_position + mips_saved_regsize (tdep));
- }
- else
- set_reg_offset (saved_regs,
- mips_regnum (current_gdbarch)->fp0 + ireg,
- reg_position);
- reg_position -= mips_saved_regsize (tdep);
- }
-
- set_reg_offset (saved_regs, mips_regnum (current_gdbarch)->pc,
- saved_regs[RA_REGNUM]);
- }
-
- /* SP_REGNUM, contains the value and not the address. */
- set_reg_offset (saved_regs, SP_REGNUM, get_frame_base (fci));
-}
-
struct mips_frame_cache
{
CORE_ADDR base;
target_remove_breakpoint (next_pc, break_mem);
}
-static CORE_ADDR
-mips_init_frame_pc_first (int fromleaf, struct frame_info *prev)
-{
- CORE_ADDR pc, tmp;
-
- pc = ((fromleaf)
- ? DEPRECATED_SAVED_PC_AFTER_CALL (get_next_frame (prev))
- : get_next_frame (prev)
- ? DEPRECATED_FRAME_SAVED_PC (get_next_frame (prev)) : read_pc ());
- tmp = SKIP_TRAMPOLINE_CODE (pc);
- return tmp ? tmp : pc;
-}
-
-
-static CORE_ADDR
-mips_frame_saved_pc (struct frame_info *frame)
-{
- CORE_ADDR saved_pc;
- struct gdbarch_tdep *tdep = gdbarch_tdep (current_gdbarch);
-
- if (DEPRECATED_PC_IN_CALL_DUMMY (get_frame_pc (frame), 0, 0))
- {
- /* Always unwind the cooked PC register value. */
- saved_pc = frame_unwind_register_signed (frame, NUM_REGS + mips_regnum (current_gdbarch)->pc);
- }
- else
- {
- mips_extra_func_info_t proc_desc
- = get_frame_extra_info (frame)->proc_desc;
- if (proc_desc && PROC_DESC_IS_DUMMY (proc_desc))
- saved_pc = read_memory_integer ((get_frame_base (frame)
- - mips_saved_regsize (tdep)),
- mips_saved_regsize (tdep));
- else
- {
- /* We have to get the saved pc from the sigcontext if it is
- a signal handler frame. */
- int pcreg = (get_frame_type (frame) == SIGTRAMP_FRAME
- ? mips_regnum (current_gdbarch)->pc
- : proc_desc ? PROC_PC_REG (proc_desc) : RA_REGNUM);
- saved_pc = read_next_frame_reg (frame, NUM_REGS + pcreg);
- }
- }
- return ADDR_BITS_REMOVE (saved_pc);
-}
-
static struct mips_extra_func_info temp_proc_desc;
/* This hack will go away once the get_prev_frame() code has been
return proc_desc;
}
-static CORE_ADDR
-get_frame_pointer (struct frame_info *frame, mips_extra_func_info_t proc_desc)
-{
- return (read_next_frame_reg (frame, NUM_REGS + PROC_FRAME_REG (proc_desc))
- + PROC_FRAME_OFFSET (proc_desc) - PROC_FRAME_ADJUST (proc_desc));
-}
-
-static mips_extra_func_info_t cached_proc_desc;
-
-static CORE_ADDR
-mips_frame_chain (struct frame_info *frame)
-{
- mips_extra_func_info_t proc_desc;
- CORE_ADDR tmp;
- CORE_ADDR saved_pc = DEPRECATED_FRAME_SAVED_PC (frame);
-
- /* Check if the PC is inside a call stub. If it is, fetch the
- PC of the caller of that stub. */
- if ((tmp = SKIP_TRAMPOLINE_CODE (saved_pc)) != 0)
- saved_pc = tmp;
-
- if (DEPRECATED_PC_IN_CALL_DUMMY (saved_pc, 0, 0))
- {
- /* A dummy frame, uses SP not FP. Get the old SP value. If all
- is well, frame->frame the bottom of the current frame will
- contain that value. */
- return get_frame_base (frame);
- }
-
- /* Look up the procedure descriptor for this PC. */
- proc_desc = find_proc_desc (saved_pc, frame, 1);
- if (!proc_desc)
- return 0;
-
- cached_proc_desc = proc_desc;
-
- /* If no frame pointer and frame size is zero, we must be at end
- of stack (or otherwise hosed). If we don't check frame size,
- we loop forever if we see a zero size frame. */
- if (PROC_FRAME_REG (proc_desc) == SP_REGNUM
- && PROC_FRAME_OFFSET (proc_desc) == 0
- /* The previous frame from a sigtramp frame might be frameless
- and have frame size zero. */
- && !(get_frame_type (frame) == SIGTRAMP_FRAME)
- /* For a generic dummy frame, let get_frame_pointer() unwind a
- register value saved as part of the dummy frame call. */
- && !(DEPRECATED_PC_IN_CALL_DUMMY (get_frame_pc (frame), 0, 0)))
- return 0;
- else
- return get_frame_pointer (frame, proc_desc);
-}
-
-static void
-mips_init_extra_frame_info (int fromleaf, struct frame_info *fci)
-{
- int regnum;
- mips_extra_func_info_t proc_desc;
-
- if (get_frame_type (fci) == DUMMY_FRAME)
- return;
-
- /* Use proc_desc calculated in frame_chain. When there is no
- next frame, i.e, get_next_frame (fci) == NULL, we call
- find_proc_desc () to calculate it, passing an explicit
- NULL as the frame parameter. */
- proc_desc =
- get_next_frame (fci)
- ? cached_proc_desc
- : find_proc_desc (get_frame_pc (fci),
- NULL /* i.e, get_next_frame (fci) */ ,
- 1);
-
- frame_extra_info_zalloc (fci, sizeof (struct frame_extra_info));
-
- get_frame_extra_info (fci)->proc_desc =
- proc_desc == &temp_proc_desc ? 0 : proc_desc;
- if (proc_desc)
- {
- /* Fixup frame-pointer - only needed for top frame */
- /* This may not be quite right, if proc has a real frame register.
- Get the value of the frame relative sp, procedure might have been
- interrupted by a signal at it's very start. */
- if (get_frame_pc (fci) == PROC_LOW_ADDR (proc_desc)
- && !PROC_DESC_IS_DUMMY (proc_desc))
- deprecated_update_frame_base_hack (fci,
- read_next_frame_reg (get_next_frame
- (fci),
- NUM_REGS +
- SP_REGNUM));
- else if (DEPRECATED_PC_IN_CALL_DUMMY (get_frame_pc (fci), 0, 0))
- /* Do not ``fix'' fci->frame. It will have the value of the
- generic dummy frame's top-of-stack (since the draft
- fci->frame is obtained by returning the unwound stack
- pointer) and that is what we want. That way the fci->frame
- value will match the top-of-stack value that was saved as
- part of the dummy frames data. */
- /* Do nothing. */ ;
- else
- deprecated_update_frame_base_hack (fci,
- get_frame_pointer (get_next_frame
- (fci),
- proc_desc));
-
- if (proc_desc == &temp_proc_desc)
- {
- char *name;
-
- /* Do not set the saved registers for a sigtramp frame,
- mips_find_saved_registers will do that for us. We can't
- use (get_frame_type (fci) == SIGTRAMP_FRAME), it is not
- yet set. */
- /* FIXME: cagney/2002-11-18: This problem will go away once
- frame.c:get_prev_frame() is modified to set the frame's
- type before calling functions like this. */
- find_pc_partial_function (get_frame_pc (fci), &name,
- (CORE_ADDR *) NULL, (CORE_ADDR *) NULL);
- if (!PC_IN_SIGTRAMP (get_frame_pc (fci), name))
- {
- frame_saved_regs_zalloc (fci);
- /* Set value of previous frame's stack pointer.
- Remember that saved_regs[SP_REGNUM] is special in
- that it contains the value of the stack pointer
- register. The other saved_regs values are addresses
- (in the inferior) at which a given register's value
- may be found. */
- set_reg_offset (temp_saved_regs, SP_REGNUM,
- get_frame_base (fci));
- set_reg_offset (temp_saved_regs, mips_regnum (current_gdbarch)->pc,
- temp_saved_regs[RA_REGNUM]);
- memcpy (deprecated_get_frame_saved_regs (fci), temp_saved_regs,
- SIZEOF_FRAME_SAVED_REGS);
- }
- }
-
- /* hack: if argument regs are saved, guess these contain args */
- /* assume we can't tell how many args for now */
- get_frame_extra_info (fci)->num_args = -1;
- for (regnum = MIPS_LAST_ARG_REGNUM; regnum >= A0_REGNUM; regnum--)
- {
- if (PROC_REG_MASK (proc_desc) & (1 << regnum))
- {
- get_frame_extra_info (fci)->num_args = regnum - A0_REGNUM + 1;
- break;
- }
- }
- }
-}
-
/* MIPS stack frames are almost impenetrable. When execution stops,
we basically have to look at symbol information for the function
that we stopped in, which tells us *which* register (if any) is
for (argnum = 0; argnum < nargs; argnum++)
{
char *val;
- char valbuf[MAX_REGISTER_SIZE];
struct value *arg = args[argnum];
struct type *arg_type = check_typedef (VALUE_TYPE (arg));
int len = TYPE_LENGTH (arg_type);
/* A struct that contains one or two floats. Each value is part
in the least significant part of their floating point
register.. */
- bfd_byte reg[MAX_REGISTER_SIZE];
int regnum;
int field;
for (field = 0, regnum = mips_regnum (current_gdbarch)->fp0;
offset += register_size (current_gdbarch, regnum), regnum++)
{
int xfer = register_size (current_gdbarch, regnum);
- int pos = 0;
if (offset + xfer > TYPE_LENGTH (type))
xfer = TYPE_LENGTH (type) - offset;
if (mips_debug)
for (argnum = 0; argnum < nargs; argnum++)
{
char *val;
- char valbuf[MAX_REGISTER_SIZE];
struct value *arg = args[argnum];
struct type *arg_type = check_typedef (VALUE_TYPE (arg));
int len = TYPE_LENGTH (arg_type);
offset += mips_stack_argsize (tdep), regnum++)
{
int xfer = mips_stack_argsize (tdep);
- int pos = 0;
if (offset + xfer > TYPE_LENGTH (type))
xfer = TYPE_LENGTH (type) - offset;
if (mips_debug)
for (argnum = 0; argnum < nargs; argnum++)
{
char *val;
- char valbuf[MAX_REGISTER_SIZE];
struct value *arg = args[argnum];
struct type *arg_type = check_typedef (VALUE_TYPE (arg));
int len = TYPE_LENGTH (arg_type);
}
}
-static void
-mips_pop_frame (void)
-{
- int regnum;
- struct frame_info *frame = get_current_frame ();
- CORE_ADDR new_sp = get_frame_base (frame);
- mips_extra_func_info_t proc_desc;
- struct gdbarch_tdep *tdep = gdbarch_tdep (current_gdbarch);
-
- if (DEPRECATED_PC_IN_CALL_DUMMY (get_frame_pc (frame), 0, 0))
- {
- generic_pop_dummy_frame ();
- flush_cached_frames ();
- return;
- }
-
- proc_desc = get_frame_extra_info (frame)->proc_desc;
- write_register (mips_regnum (current_gdbarch)->pc,
- DEPRECATED_FRAME_SAVED_PC (frame));
- mips_find_saved_regs (frame);
- for (regnum = 0; regnum < NUM_REGS; regnum++)
- if (regnum != SP_REGNUM && regnum != mips_regnum (current_gdbarch)->pc
- && deprecated_get_frame_saved_regs (frame)[regnum])
- {
- /* Floating point registers must not be sign extended, in case
- mips_saved_regsize() = 4 but sizeof (FP0_REGNUM) == 8. */
-
- if (mips_regnum (current_gdbarch)->fp0 <= regnum
- && regnum < mips_regnum (current_gdbarch)->fp0 + 32)
- write_register (regnum,
- read_memory_unsigned_integer
- (deprecated_get_frame_saved_regs (frame)[regnum],
- mips_saved_regsize (tdep)));
- else
- write_register (regnum,
- read_memory_integer (deprecated_get_frame_saved_regs
- (frame)[regnum],
- mips_saved_regsize (tdep)));
- }
-
- write_register (SP_REGNUM, new_sp);
- flush_cached_frames ();
-
- if (proc_desc && PROC_DESC_IS_DUMMY (proc_desc))
- {
- struct linked_proc_info *pi_ptr, *prev_ptr;
-
- for (pi_ptr = linked_proc_desc_table, prev_ptr = NULL;
- pi_ptr != NULL; prev_ptr = pi_ptr, pi_ptr = pi_ptr->next)
- {
- if (&pi_ptr->info == proc_desc)
- break;
- }
-
- if (pi_ptr == NULL)
- error ("Can't locate dummy extra frame info\n");
-
- if (prev_ptr != NULL)
- prev_ptr->next = pi_ptr->next;
- else
- linked_proc_desc_table = pi_ptr->next;
-
- xfree (pi_ptr);
-
- write_register (mips_regnum (current_gdbarch)->hi,
- read_memory_integer ((new_sp
- - 2 * mips_saved_regsize (tdep)),
- mips_saved_regsize (tdep)));
- write_register (mips_regnum (current_gdbarch)->lo,
- read_memory_integer ((new_sp
- - 3 * mips_saved_regsize (tdep)),
- mips_saved_regsize (tdep)));
- if (MIPS_FPU_TYPE != MIPS_FPU_NONE)
- write_register (mips_regnum (current_gdbarch)->fp_control_status,
- read_memory_integer ((new_sp
- -
- 4 * mips_saved_regsize (tdep)),
- mips_saved_regsize (tdep)));
- }
-}
-
/* Floating point register management.
Background: MIPS1 & 2 fp registers are 32 bits wide. To support
int regnum)
{ /* do values for FP (float) regs */
char *raw_buffer;
- double doub, flt1, flt2; /* doubles extracted from raw hex data */
- int inv1, inv2, namelen;
+ double doub, flt1; /* doubles extracted from raw hex data */
+ int inv1, inv2;
raw_buffer =
(char *) alloca (2 *
}
-/* 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
- stack using their ABI size and then stored into the RAW_BUFFER
- using their raw size.
-
- The alternative to adding this function would be to add an ABI
- macro - REGISTER_STACK_SIZE(). */
-
-static void
-mips_get_saved_register (char *raw_buffer,
- int *optimizedp,
- CORE_ADDR *addrp,
- struct frame_info *frame,
- int regnum, enum lval_type *lvalp)
-{
- CORE_ADDR addrx;
- enum lval_type lvalx;
- int optimizedx;
- int realnumx;
-
- /* Always a pseudo. */
- gdb_assert (regnum >= NUM_REGS);
-
- /* Make certain that all needed parameters are present. */
- if (addrp == NULL)
- addrp = &addrx;
- if (lvalp == NULL)
- lvalp = &lvalx;
- if (optimizedp == NULL)
- optimizedp = &optimizedx;
-
- if ((regnum % NUM_REGS) == SP_REGNUM)
- /* The SP_REGNUM is special, its value is stored in saved_regs.
- In fact, it is so special that it can even only be fetched
- using a raw register number! Once this code as been converted
- to frame-unwind the problem goes away. */
- frame_register_unwind (deprecated_get_next_frame_hack (frame),
- regnum % NUM_REGS, optimizedp, lvalp, addrp,
- &realnumx, raw_buffer);
- else
- /* Get it from the next frame. */
- frame_register_unwind (deprecated_get_next_frame_hack (frame),
- regnum, optimizedp, lvalp, addrp,
- &realnumx, raw_buffer);
-}
-
-/* Immediately after a function call, return the saved pc.
- Can't always go through the frames for this because on some machines
- the new frame is not set up until the new function executes
- some instructions. */
-
-static CORE_ADDR
-mips_saved_pc_after_call (struct frame_info *frame)
-{
- return read_signed_register (RA_REGNUM);
-}
-
-
/* Convert a dbx stab register number (from `r' declaration) to a GDB
[1 * NUM_REGS .. 2 * NUM_REGS) REGNUM. */
ensure that all 32 bit addresses are sign extended to 64 bits. */
set_gdbarch_addr_bits_remove (gdbarch, mips_addr_bits_remove);
-#if 1
/* Unwind the frame. */
set_gdbarch_unwind_pc (gdbarch, mips_unwind_pc);
frame_unwind_append_sniffer (gdbarch, mips_mdebug_frame_sniffer);
set_gdbarch_unwind_dummy_id (gdbarch, mips_unwind_dummy_id);
frame_base_append_sniffer (gdbarch, mips_mdebug_frame_base_sniffer);
-#else
- set_gdbarch_deprecated_target_read_fp (gdbarch, mips_read_sp); /* Draft FRAME base. */
- /* Initialize a frame */
- set_gdbarch_deprecated_frame_init_saved_regs (gdbarch,
- mips_find_saved_regs);
- set_gdbarch_deprecated_init_extra_frame_info (gdbarch,
- mips_init_extra_frame_info);
- /* There's a mess in stack frame creation. See comments in
- blockframe.c near reference to DEPRECATED_INIT_FRAME_PC_FIRST. */
- set_gdbarch_deprecated_init_frame_pc_first (gdbarch,
- mips_init_frame_pc_first);
- set_gdbarch_deprecated_pop_frame (gdbarch, mips_pop_frame);
- set_gdbarch_deprecated_save_dummy_frame_tos (gdbarch,
- generic_save_dummy_frame_tos);
- set_gdbarch_deprecated_frame_chain (gdbarch, mips_frame_chain);
- set_gdbarch_frameless_function_invocation (gdbarch,
- generic_frameless_function_invocation_not);
- set_gdbarch_deprecated_frame_saved_pc (gdbarch, mips_frame_saved_pc);
- set_gdbarch_deprecated_get_saved_register (gdbarch,
- mips_get_saved_register);
- set_gdbarch_deprecated_saved_pc_after_call (gdbarch,
- mips_saved_pc_after_call);
-#endif
/* Map debug register numbers onto internal register numbers. */
set_gdbarch_stab_reg_to_regnum (gdbarch, mips_stab_reg_to_regnum);
fprintf_unfiltered (file,
"mips_dump_tdep: SET_PROC_DESC_IS_DUMMY = function?\n");
fprintf_unfiltered (file,
- "mips_dump_tdep: SIGFRAME_BASE = %d\n", SIGFRAME_BASE);
- fprintf_unfiltered (file,
- "mips_dump_tdep: SIGFRAME_FPREGSAVE_OFF = %d\n",
- SIGFRAME_FPREGSAVE_OFF);
- fprintf_unfiltered (file,
- "mips_dump_tdep: SIGFRAME_PC_OFF = %d\n",
- SIGFRAME_PC_OFF);
- fprintf_unfiltered (file,
- "mips_dump_tdep: SIGFRAME_REGSAVE_OFF = %d\n",
- SIGFRAME_REGSAVE_OFF);
- fprintf_unfiltered (file,
"mips_dump_tdep: SKIP_TRAMPOLINE_CODE # %s\n",
XSTRING (SKIP_TRAMPOLINE_CODE (PC)));
fprintf_unfiltered (file,