From 8de307e0c2449f3cfeecab1cbd149f5322e84eba Mon Sep 17 00:00:00 2001 From: Andreas Schwab Date: Mon, 7 Jul 2003 15:06:11 +0000 Subject: * Makefile.in (m68k-tdep.o, m68klinux-tdep.o): Update dependencies. * m68k-tdep.c (NUM_FREGS): Delete. (SIG_PC_FP_OFFSET): Delete. (TARGET_M68K): Delete. (P_MOVEAL_SP_FP, P_ADDAW_SP, P_ADDAL_SP, P_SUBQW_SP, P_SUBQL_SP, P_LEA_SP_SP, P_LEA_PC_A5, P_FMOVEMX_SP, P_MOVEL_SP, P_MOVEML_SP): Define. (P_MOVL_SP_FP, P_MOVL, P_JSR, P_BSR, P_LEAL, P_MOVML, P_FMOVM, P_TRAP): Delete. (m68k_register_raw_size): Delete. (m68k_register_virtual_size): Delete. (m68k_register_type): Renamed from m68k_register_virtual_type and add gdbarch argument. (m68k_store_struct_return): Delete. (m68k_deprecated_extract_return_value): Delete. (m68k_deprecated_extract_struct_value_address): Delete. (m68k_frame_chain): Delete. (m68k_frame_saved_pc): Delete. (m68k_fix_call_dummy): Delete. (m68k_push_dummy_frame): Delete. (m68k_pop_frame): Delete. (m68k_extract_return_value): New function. (m68k_store_return_value): Rewrite using regcache. (m68k_extract_struct_value_address): Rewrite using regcache. (m68k_push_dummy_call): New function. (struct m68k_frame_cache): Define. (m68k_alloc_frame_cache): New function. (m68k_analyze_frame_setup): New function. (m68k_analyze_register_saves): New function. (m68k_analyze_prologue): New function. (m68k_skip_prologue): Rewrite using above functions. (m68k_unwind_pc): New function. (m68k_frame_cache): New function. (m68k_frame_this_id): New function. (m68k_frame_prev_register): New function. (m68k_frame_unwind): New variable. (m68k_frame_p): New function. (m68k_sigtramp_frame_cache): New function. (m68k_sigtramp_frame_this_id): New function. (m68k_sigtramp_frame_prev_register): New function. (m68k_sigtramp_frame_unwind): New variable. (m68k_sigtramp_frame_p): New function. (m68k_frame_base_address): New function. (m68k_frame_base): New function. (m68k_unwind_dummy_id): New function. (fill_gregset): Use regcache_collect. (fill_fpregset): Likewise. (m68k_saved_pc_after_call): Only define if SYSCALL_TRAP is defined. (m68k_gdbarch_init): Don't define call_dummy_words. Don't set deprecated_init_frame_pc, deprecated_store_struct_return, deprecated_extract_return_value, deprecated_store_return_value, deprecated_frame_chain, deprecated_frame_saved_pc, deprecated_frame_init_saved_regs, deprecated_register_raw_size, deprecated_register_virtual_size, deprecated_max_register_raw_size, deprecated_max_register_virtual_size, deprecated_register_virtual_type, deprecated_register_size, deprecated_register_byte, deprecated_register_bytes, deprecated_fp_regnum, deprecated_use_generic_dummy_frames, call_dummy_location, deprecated_call_dummy_breakpoint_offset, deprecated_pc_in_call_dummy, deprecated_call_dummy_length, deprecated_call_dummy_start_offset, deprecated_call_dummy_words, deprecated_sizeof_call_dummy_words, deprecated_fix_call_dummy, deprecated_push_dummy_frame, deprecated_pop_frame, deprecated_dummy_write_sp. Set deprecated_saved_pc_after_call only if SYSCALL_TRAP is defined. Set extract_return_value, store_return_value, extract_struct_value_address, register_type, push_dummy_call, unwind_dummy_id, unwind_pc. Add two frame unwind predicates. * m68k-tdep.h (M68K_D1_REGNUM, M68K_NUM_REGS, M68K_MAX_REGISTER_SIZE): Define. (struct m68k_sigtramp_info): Define. (struct gdbarch_tdep): Add get_sigtramp_info. * m68klinux-nat.c (fetch_register): Use register_size instead of REGISTER_RAW_SIZE. Don't put assignment in if. (store_register): Likewise. (fetch_inferior_registers): Likewise. (store_inferior_registers): Likewise. * m68klinux-tdep.c (m68k_linux_sigtramp_saved_pc): Delete. (m68k_linux_frame_saved_pc): Delete. (m68k_linux_sigcontext_reg_offset, m68k_linux_ucontext_reg_offset): Define. (m68k_linux_get_sigtramp_info): New function. (m68k_linux_extract_return_value): Rewrite using regcache. (m68k_linux_store_return_value): Likewise. (m68k_linux_extract_struct_value_address): Likewise. (m68k_linux_init_abi): Set get_sigtramp_info in tdep structure. Don't set deprecated_frame_saved_pc, deprecated_extract_return_value, deprecated_store_return_value, deprecated_extract_struct_value_address. Set extract_return_value, store_return_value, extract_struct_value_address. --- gdb/m68k-tdep.h | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) (limited to 'gdb/m68k-tdep.h') diff --git a/gdb/m68k-tdep.h b/gdb/m68k-tdep.h index 7c499a7..a81cc8c 100644 --- a/gdb/m68k-tdep.h +++ b/gdb/m68k-tdep.h @@ -22,6 +22,8 @@ #ifndef M68K_TDEP_H #define M68K_TDEP_H +struct frame_info; + /* Register numbers of various important registers. Note that some of these values are "real" register numbers, and correspond to the general registers of the machine, @@ -32,6 +34,7 @@ enum { M68K_D0_REGNUM = 0, + M68K_D1_REGNUM = 1, M68K_A0_REGNUM = 8, M68K_A1_REGNUM = 9, M68K_FP_REGNUM = 14, /* Contains address of executing stack frame */ @@ -44,6 +47,20 @@ enum M68K_FPI_REGNUM = 28 }; +#define M68K_NUM_REGS (M68K_FPI_REGNUM + 1) + +/* Size of the largest register. */ +#define M68K_MAX_REGISTER_SIZE 12 + +struct m68k_sigtramp_info +{ + /* Address of sigcontext. */ + CORE_ADDR sigcontext_addr; + + /* Offset of registers in `struct sigcontext'. */ + int *sc_reg_offset; +}; + /* Target-dependent structure in gdbarch. */ struct gdbarch_tdep { @@ -52,6 +69,9 @@ struct gdbarch_tdep int jb_pc; /* The size of each entry in the jump buffer. */ size_t jb_elt_size; + + /* Get info about sigtramp. */ + struct m68k_sigtramp_info (*get_sigtramp_info) (struct frame_info *); }; #endif /* M68K_TDEP_H */ -- cgit v1.1