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63807e1d0d
PR build/9877:
* alpha-linux-tdep.c (alpha_linux_regset_from_core_section): Make
it static.
* alpha-osf1-tdep.c (_initialize_alpha_osf1_tdep): Declare.
* amd64fbsd-tdep.c (amd64fbsd_init_abi): Make it static.
* amd64nbsd-tdep.c (_initialize_amd64nbsd_ndep): Rename to ...
(_initialize_amd64nbsd_tdep): ... this.
* arm-linux-tdep.c (arm_linux_software_single_step): Make it static.
(_initialize_arm_linux_tdep): Declare.
* armbsd-tdep.c (armbsd_fpreg_offset): Make it static.
* armnbsd-tdep.c (_initialize_arm_netbsd_tdep): Declare.
* armobsd-tdep.c (_initialize_armobsd_tdep): Declare.
* avr-tdep.c (avr_return_value): Make it static.
(avr_frame_unwind_cache): Ditto.
* bsd-uthread.c (bsd_uthread_inferior_created): Ditto.
(bsd_uthread_solib_loaded): Ditto.
(bsd_uthread_solib_unloaded): Ditto.
(bsd_uthread_target): Ditto.
(_initialize_bsd_uthread): Declare.
* cris-tdep.c (crisv32_single_step_through_delay): Make it static.
(cris_frame_unwind_cache): Ditto.
* frv-tdep.c (frv_return_value): Ditto.
* h8300-tdep.c (h8300_use_struct_convention): Ditto.
(h8300h_use_struct_convention): Ditto.
* hppa-tdep.c (hppa_sign_extend, hppa_low_hppa_sign_extend):
Ditto.
* hppa-tdep.h (hppa_low_sign_extend, hppa_sign_extend): Delete
declarations.
* hppabsd-tdep.c: Include hppabsd-tdep.h.
(hppabsd_find_global_pointer): Make it static.
* hppabsd-tdep.h: New.
* hppanbsd-tdep.c: Include hppabsd-tdep.h.
(hppabsd_init_abi): Remove declaration.
(_initialize_hppabsd_tdep): Remove declaration.
(_initialize_hppanbsd_tdep): Declare.
* hppaobsd-tdep.c: Include hppabsd-tdep.h.
(hppabsd_init_abi): Delete declaration.
(hppaobsd_init_abi): Make it static.
* i386-nto-tdep.c (_initialize_i386nto_tdep): Declare.
* i386nbsd-tdep.c (_initialize_i386nbsd_tdep): Declare.
* ia64-linux-tdep.c (_initialize_ia64_linux_tdep): Declare.
* ia64-tdep.c (ia64_register_reggroup_p): Make it static.
* iq2000-tdep.c (_initialize_iq2000_tdep): Declare.
* m32c-tdep.c (m32c_register_reggroup_p): Make it static.
(m32c_analyze_prologue, m32c_virtual_frame_pointer): Ditto.
(_initialize_m32c_tdep): Declare.
* m32r-rom.c (_initialize_m32r_rom): Declare.
* m32r-tdep.c (m32r_skip_prologue): Make it static.
(m32r_return_value): Ditto.
* m68hc11-tdep.c (m68hc11_frame_unwind_cache): Make it static.
(m68hc11_return_value): Ditto.
* m68klinux-tdep.c (_initialize_m68k_linux_tdep): Declare.
* m88k-tdep.c (m88k_frame_cache): Make it static.
* mep-tdep.c (mep_gdb_print_insn): Ditto.
(mep_return_value): Ditto.
(_initialize_mep_tdep): Declare.
* mips-irix-tdep.c (_initialize_mips_irix_tdep): Declare.
* mips-linux-tdep.c (supply_64bit_reg): Make it static.
(mips_linux_syscall_next_pc): Ditto.
(_initialize_mips_linux_tdep): Declare.
* mips-tdep.c (mips_single_step_through_delay): Make it static.
* mipsnbsd-tdep.c (_initialize_mipsnbsd_tdep): Declare.
* mn10300-linux-tdep.c (_initialize_mn10300_linux_tdep): Declare.
* mn10300-tdep.c (_initialize_mn10300_tdep): Declare.
* mt-tdep.c (_initialize_mt_tdep): Declare.
* nbsd-tdep.c: Include nbsd-tdep.h.
* nto-tdep.c (find_load_phdr): Make it static.
(_initialize_nto_tdep): Declare.
* ppc-linux-tdep.c (ppc_linux_memory_remove_breakpoint): Make it
static.
(_initialize_ppc_linux_tdep): Declare.
* remote-m32r-sdi.c (m32r_can_use_hw_watchpoint)
(m32r_insert_watchpoint, m32r_remove_watchpoint)
(m32r_stopped_data_address, m32r_stopped_by_watchpoint): Make
static.
* rs6000-aix-tdep.c (_initialize_rs6000_aix_tdep): Declare.
* rs6000-nat.c: Include xcoffread.h.
(find_toc_address): Don't extern declare get_toc_offset. Adjust
to call xcoff_get_to_offset.
* rs6000-tdep.c (ppc_vsx_support_p, ppc_displaced_step_fixup)
(rs6000_skip_main_prologue, rs6000_in_solib_return_trampoline)
(rs6000_skip_trampoline_code): Make static.
* s390-tdep.c (s390_regset_from_core_section): Ditto.
* sh-tdep.c (sh_register_reggroup_p): Ditto.
* shnbsd-tdep.c (shnbsd_regset_from_core_section): Ditto.
(_initialize_shnbsd_tdep): Declare.
* solib-frv.c (displacement_from_map): Make static.
(_initialize_frv_solib): Declare.
* solib-irix.c (fetch_lm_info): Make static.
(_initialize_irix_solib): Declare.
* solib-som.c: Include solib-som.h.
(som_solib_select): Line break.
* sparc-tdep.c (sparc_regset_from_core_section): Make static.
* sparcnbsd-tdep.c (_initialize_sparnbsd_tdep): Rename to ...
(_initialize_sparcnbsd_tdep): ... this.
* spu-tdep.c (spu_software_single_step): Make it static.
(_initialize_spu_tdep): Declare.
* vax-tdep.c (vax_frame_cache): Make it static.
* xcoffread.c: Include xcoffread.h.
(get_toc_offset): Rename to ...
(xcoff_get_toc_offset): ... this.
(_initialize_xcoffread): Declare.
* xcoffread.h: New.
* xtensa-linux-tdep.c (_initialize_xtensa_linux_tdep): Declare.
* xtensa-tdep.c (xtensa_skip_prologue, xtensa_derive_tdep): Make
static.
(_initialize_xtensa_tdep): Declare.
248 lines
9.0 KiB
C
248 lines
9.0 KiB
C
/* Target-dependent code for the HP PA-RISC architecture.
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Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009
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Free 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 HPPA_TDEP_H
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#define HPPA_TDEP_H
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struct trad_frame_saved_reg;
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struct objfile;
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struct so_list;
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/* Register numbers of various important registers. */
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enum hppa_regnum
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{
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HPPA_R0_REGNUM = 0, /* Doesn't actually exist, used as base for
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other r registers. */
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HPPA_R1_REGNUM = 1,
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HPPA_FLAGS_REGNUM = 0, /* Various status flags */
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HPPA_RP_REGNUM = 2, /* return pointer */
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HPPA_FP_REGNUM = 3, /* The ABI's frame pointer, when used */
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HPPA_DP_REGNUM = 27,
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HPPA_RET0_REGNUM = 28,
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HPPA_RET1_REGNUM = 29,
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HPPA_SP_REGNUM = 30, /* Stack pointer. */
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HPPA_R31_REGNUM = 31,
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HPPA_SAR_REGNUM = 32, /* Shift Amount Register */
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HPPA_IPSW_REGNUM = 41, /* Interrupt Processor Status Word */
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HPPA_PCOQ_HEAD_REGNUM = 33, /* instruction offset queue head */
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HPPA_PCSQ_HEAD_REGNUM = 34, /* instruction space queue head */
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HPPA_PCOQ_TAIL_REGNUM = 35, /* instruction offset queue tail */
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HPPA_PCSQ_TAIL_REGNUM = 36, /* instruction space queue tail */
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HPPA_EIEM_REGNUM = 37, /* External Interrupt Enable Mask */
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HPPA_IIR_REGNUM = 38, /* Interrupt Instruction Register */
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HPPA_ISR_REGNUM = 39, /* Interrupt Space Register */
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HPPA_IOR_REGNUM = 40, /* Interrupt Offset Register */
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HPPA_SR4_REGNUM = 43, /* space register 4 */
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HPPA_RCR_REGNUM = 51, /* Recover Counter (also known as cr0) */
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HPPA_PID0_REGNUM = 52, /* Protection ID */
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HPPA_PID1_REGNUM = 53, /* Protection ID */
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HPPA_PID2_REGNUM = 55, /* Protection ID */
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HPPA_PID3_REGNUM = 56, /* Protection ID */
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HPPA_CCR_REGNUM = 54, /* Coprocessor Configuration Register */
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HPPA_TR0_REGNUM = 57, /* Temporary Registers (cr24 -> cr31) */
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HPPA_CR26_REGNUM = 59,
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HPPA_CR27_REGNUM = 60, /* Base register for thread-local storage, cr27 */
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HPPA_FP0_REGNUM = 64, /* First floating-point. */
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HPPA_FP4_REGNUM = 72,
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HPPA64_FP4_REGNUM = 68,
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HPPA_FP31R_REGNUM = 127, /* Last floating-point. */
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HPPA_ARG0_REGNUM = 26, /* The first argument of a callee. */
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HPPA_ARG1_REGNUM = 25, /* The second argument of a callee. */
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HPPA_ARG2_REGNUM = 24, /* The third argument of a callee. */
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HPPA_ARG3_REGNUM = 23 /* The fourth argument of a callee. */
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};
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/* Instruction size. */
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#define HPPA_INSN_SIZE 4
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/* Target-dependent structure in gdbarch. */
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struct gdbarch_tdep
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{
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/* The number of bytes in an address. For now, this field is designed
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to allow us to differentiate hppa32 from hppa64 targets. */
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int bytes_per_address;
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/* Is this an ELF target? This can be 64-bit HP-UX, or a 32/64-bit GNU/Linux
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system. */
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int is_elf;
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/* Given a function address, try to find the global pointer for the
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corresponding shared object. */
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CORE_ADDR (*find_global_pointer) (struct gdbarch *, struct value *);
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/* For shared libraries, each call goes through a small piece of
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trampoline code in the ".plt", or equivalent, section.
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IN_SOLIB_CALL_TRAMPOLINE evaluates to nonzero if we are currently
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stopped in one of these. */
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int (*in_solib_call_trampoline) (CORE_ADDR pc, char *name);
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/* For targets that support multiple spaces, we may have additional stubs
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in the return path. These stubs are internal to the ABI, and users are
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not interested in them. If we detect that we are returning to a stub,
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adjust the pc to the real caller. This improves the behavior of commands
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that traverse frames such as "up" and "finish". */
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void (*unwind_adjust_stub) (struct frame_info *this_frame, CORE_ADDR base,
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struct trad_frame_saved_reg *saved_regs);
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/* These are solib-dependent methods. They are really HPUX only, but
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we don't have a HPUX-specific tdep vector at the moment. */
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CORE_ADDR (*solib_thread_start_addr) (struct so_list *so);
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CORE_ADDR (*solib_get_got_by_pc) (CORE_ADDR addr);
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CORE_ADDR (*solib_get_solib_by_pc) (CORE_ADDR addr);
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CORE_ADDR (*solib_get_text_base) (struct objfile *objfile);
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};
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/*
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* Unwind table and descriptor.
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*/
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struct unwind_table_entry
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{
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CORE_ADDR region_start;
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CORE_ADDR region_end;
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unsigned int Cannot_unwind:1; /* 0 */
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unsigned int Millicode:1; /* 1 */
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unsigned int Millicode_save_sr0:1; /* 2 */
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unsigned int Region_description:2; /* 3..4 */
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unsigned int reserved:1; /* 5 */
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unsigned int Entry_SR:1; /* 6 */
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unsigned int Entry_FR:4; /* number saved *//* 7..10 */
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unsigned int Entry_GR:5; /* number saved *//* 11..15 */
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unsigned int Args_stored:1; /* 16 */
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unsigned int Variable_Frame:1; /* 17 */
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unsigned int Separate_Package_Body:1; /* 18 */
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unsigned int Frame_Extension_Millicode:1; /* 19 */
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unsigned int Stack_Overflow_Check:1; /* 20 */
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unsigned int Two_Instruction_SP_Increment:1; /* 21 */
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unsigned int sr4export:1; /* 22 */
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unsigned int cxx_info:1; /* 23 */
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unsigned int cxx_try_catch:1; /* 24 */
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unsigned int sched_entry_seq:1; /* 25 */
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unsigned int reserved1:1; /* 26 */
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unsigned int Save_SP:1; /* 27 */
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unsigned int Save_RP:1; /* 28 */
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unsigned int Save_MRP_in_frame:1; /* 29 */
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unsigned int save_r19:1; /* 30 */
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unsigned int Cleanup_defined:1; /* 31 */
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unsigned int MPE_XL_interrupt_marker:1; /* 0 */
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unsigned int HP_UX_interrupt_marker:1; /* 1 */
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unsigned int Large_frame:1; /* 2 */
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unsigned int alloca_frame:1; /* 3 */
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unsigned int reserved2:1; /* 4 */
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unsigned int Total_frame_size:27; /* 5..31 */
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/* This is *NOT* part of an actual unwind_descriptor in an object
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file. It is *ONLY* part of the "internalized" descriptors that
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we create from those in a file.
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*/
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struct
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{
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unsigned int stub_type:4; /* 0..3 */
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unsigned int padding:28; /* 4..31 */
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}
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stub_unwind;
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};
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/* HP linkers also generate unwinds for various linker-generated stubs.
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GDB reads in the stubs from the $UNWIND_END$ subspace, then
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"converts" them into normal unwind entries using some of the reserved
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fields to store the stub type. */
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/* The gaps represent linker stubs used in MPE and space for future
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expansion. */
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enum unwind_stub_types
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{
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LONG_BRANCH = 1,
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PARAMETER_RELOCATION = 2,
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EXPORT = 10,
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IMPORT = 11,
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IMPORT_SHLIB = 12,
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};
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struct unwind_table_entry *find_unwind_entry (CORE_ADDR);
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/* We use the objfile->obj_private pointer for two things:
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* 1. An unwind table;
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*
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* 2. A pointer to any associated shared library object.
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*
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* #defines are used to help refer to these objects.
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*/
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/* Info about the unwind table associated with an object file.
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* This is hung off of the "objfile->obj_private" pointer, and
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* is allocated in the objfile's psymbol obstack. This allows
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* us to have unique unwind info for each executable and shared
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* library that we are debugging.
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*/
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struct hppa_unwind_info
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{
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struct unwind_table_entry *table; /* Pointer to unwind info */
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struct unwind_table_entry *cache; /* Pointer to last entry we found */
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int last; /* Index of last entry */
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};
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struct hppa_objfile_private
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{
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struct hppa_unwind_info *unwind_info; /* a pointer */
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struct so_list *so_info; /* a pointer */
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CORE_ADDR dp;
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int dummy_call_sequence_reg;
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CORE_ADDR dummy_call_sequence_addr;
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};
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extern const struct objfile_data *hppa_objfile_priv_data;
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int hppa_get_field (unsigned word, int from, int to);
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int hppa_extract_5_load (unsigned int);
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unsigned hppa_extract_5R_store (unsigned int);
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unsigned hppa_extract_5r_store (unsigned int);
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int hppa_extract_17 (unsigned int);
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int hppa_extract_21 (unsigned);
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int hppa_extract_14 (unsigned);
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CORE_ADDR hppa_symbol_address(const char *sym);
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extern struct value *
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hppa_frame_prev_register_helper (struct frame_info *this_frame,
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struct trad_frame_saved_reg *saved_regs,
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int regnum);
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extern CORE_ADDR hppa_read_pc (struct regcache *regcache);
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extern void hppa_write_pc (struct regcache *regcache, CORE_ADDR pc);
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extern CORE_ADDR hppa_unwind_pc (struct gdbarch *gdbarch,
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struct frame_info *next_frame);
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extern struct minimal_symbol *
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hppa_lookup_stub_minimal_symbol (const char *name,
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enum unwind_stub_types stub_type);
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extern struct hppa_objfile_private *
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hppa_init_objfile_priv_data (struct objfile *objfile);
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extern int hppa_in_solib_call_trampoline (CORE_ADDR pc, char *name);
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extern CORE_ADDR hppa_skip_trampoline_code (struct frame_info *, CORE_ADDR pc);
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#endif /* hppa-tdep.h */
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