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2c02bd7290
"name" parameter to const char ** from char **. All callers updated. (find_pc_partial_function): Ditto. (cache_pc_function_name): Change type to const char * from char *. * symtab.h ((find_pc_partial_function_gnu_ifunc): Update. (find_pc_partial_function): Update. * alpha-tdep.h (struct gdbarch_tdep, member pc_in_sigtramp): Change type of "name" parameter to const char * from char *. All uses updated. * arch-utils.c (generic_in_solib_return_trampoline): Change type of "name" parameter to const char * from char *. * arch-utils.h (generic_in_solib_return_trampoline): Update. * frv-linux-tdep.c (frv_linux_pc_in_sigtramp): Change type of "name" parameter to const char * from char *. * gdbarch.sh (in_solib_return_trampoline): Ditto. * gdbarch.c: Regenerate. * gdbarch.h: Regenerate. * hppa-hpux-tdep.c (hppa_hpux_in_solib_return_trampoline): Update. * rs6000-tdep.c (rs6000_in_solib_return_trampoline): Update. * m32r-linux-tdep.c (m32r_linux_pc_in_sigtramp): Change type of "name" parameter to const char * from char *. * skip.c (skip_function_pc): Ditto. * sparc-sol2-tdep.c (sparc_sol2_pc_in_sigtramp): Ditto. * sparc-tdep.h (sparc_sol2_pc_in_sigtramp): Update. * sparc64fbsd-tdep.c (sparc64fbsd_pc_in_sigtramp): Ditto. * sparc64nbsd-tdep.c (sparc64nbsd_pc_in_sigtramp): Ditto. * sparc64obsd-tdep.c (sparc64obsd_pc_in_sigtramp): Ditto. * sparcnbsd-tdep.c (sparc32nbsd_pc_in_sigtramp): Ditto. * sparcobsd-tdep.c (sparc32obsd_pc_in_sigtramp): Ditto. * nbsd-tdep.c (nbsd_pc_in_sigtramp): Similary for "func_name". * nbsd-tdep.h (nbsd_pc_in_sigtramp): Update.
123 lines
5.2 KiB
C
123 lines
5.2 KiB
C
/* Common target dependent code for GDB on Alpha systems.
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Copyright (C) 1993-1996, 1998-2000, 2002-2003, 2007-2012 Free
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Software Foundation, Inc.
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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#ifndef ALPHA_TDEP_H
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#define ALPHA_TDEP_H
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struct regcache;
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/* Say how long (ordinary) registers are. This is a piece of bogosity
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used in push_word and a few other places; register_size() is the
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real way to know how big a register is. */
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#define ALPHA_REGISTER_SIZE 8
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/* Number of machine registers. */
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#define ALPHA_NUM_REGS 67
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/* Register numbers of various important registers. Note that most of
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these values are "real" register numbers, and correspond to the
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general registers of the machine. */
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#define ALPHA_V0_REGNUM 0 /* Function integer return value */
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#define ALPHA_T7_REGNUM 8 /* Return address register for OSF/1 __add* */
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#define ALPHA_S0_REGNUM 9 /* First saved register */
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#define ALPHA_GCC_FP_REGNUM 15 /* Used by gcc as frame register */
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#define ALPHA_A0_REGNUM 16 /* Loc of first arg during a subr call */
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#define ALPHA_T9_REGNUM 23 /* Return address register for OSF/1 __div* */
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#define ALPHA_RA_REGNUM 26 /* Contains return address value */
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#define ALPHA_T12_REGNUM 27 /* Contains start addr of current proc */
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#define ALPHA_GP_REGNUM 29 /* Contains the global pointer */
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#define ALPHA_SP_REGNUM 30 /* Contains address of top of stack */
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#define ALPHA_ZERO_REGNUM 31 /* Read-only register, always 0 */
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#define ALPHA_FP0_REGNUM 32 /* Floating point register 0 */
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#define ALPHA_FPA0_REGNUM 48 /* First float arg during a subr call */
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#define ALPHA_FPCR_REGNUM 63 /* Floating point control register */
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#define ALPHA_PC_REGNUM 64 /* Contains program counter */
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#define ALPHA_UNIQUE_REGNUM 66 /* PAL_rduniq value */
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/* Instruction size. */
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#define ALPHA_INSN_SIZE 4
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/* The alpha has two different virtual pointers for arguments and locals.
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The virtual argument pointer is pointing to the bottom of the argument
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transfer area, which is located immediately below the virtual frame
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pointer. Its size is fixed for the native compiler, it is either zero
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(for the no arguments case) or large enough to hold all argument registers.
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gcc uses a variable sized argument transfer area. As it has
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to stay compatible with the native debugging tools it has to use the same
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virtual argument pointer and adjust the argument offsets accordingly.
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The virtual local pointer is localoff bytes below the virtual frame
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pointer, the value of localoff is obtained from the PDR. */
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#define ALPHA_NUM_ARG_REGS 6
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/* Target-dependent structure in gdbarch. */
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struct gdbarch_tdep
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{
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CORE_ADDR vm_min_address; /* Used by alpha_heuristic_proc_start. */
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/* If PC is inside a dynamically-generated signal trampoline function
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(i.e. one copied onto the user stack at run-time), return how many
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bytes PC is beyond the start of that function. Otherwise, return -1. */
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LONGEST (*dynamic_sigtramp_offset) (struct gdbarch *, CORE_ADDR);
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/* Translate a signal handler stack base address into the address of
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the sigcontext structure for that signal handler. */
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CORE_ADDR (*sigcontext_addr) (struct frame_info *);
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/* Does the PC fall in a signal trampoline. */
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/* NOTE: cagney/2004-04-30: Do not copy/clone this code. Instead
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look at tramp-frame.h and other simplier per-architecture
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sigtramp unwinders. */
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int (*pc_in_sigtramp) (struct gdbarch *gdbarch, CORE_ADDR pc,
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const char *name);
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/* If TYPE will be returned in memory, return true. */
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int (*return_in_memory) (struct type *type);
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/* Offset of registers in `struct sigcontext'. */
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int sc_pc_offset;
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int sc_regs_offset;
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int sc_fpregs_offset;
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int jb_pc; /* Offset to PC value in jump buffer.
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If htis is negative, longjmp support
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will be disabled. */
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size_t jb_elt_size; /* And the size of each entry in the buf. */
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};
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extern unsigned int alpha_read_insn (struct gdbarch *gdbarch, CORE_ADDR pc);
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extern int alpha_software_single_step (struct frame_info *frame);
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extern CORE_ADDR alpha_after_prologue (CORE_ADDR pc);
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extern void alpha_mdebug_init_abi (struct gdbarch_info, struct gdbarch *);
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extern void alpha_dwarf2_init_abi (struct gdbarch_info, struct gdbarch *);
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extern void alpha_supply_int_regs (struct regcache *, int, const void *,
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const void *, const void *);
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extern void alpha_fill_int_regs (const struct regcache *, int,
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void *, void *, void *);
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extern void alpha_supply_fp_regs (struct regcache *, int,
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const void *, const void *);
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extern void alpha_fill_fp_regs (const struct regcache *,
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int, void *, void *);
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#endif /* ALPHA_TDEP_H */
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