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authorMark Kettenis <kettenis@gnu.org>2002-06-14 19:42:20 +0000
committerMark Kettenis <kettenis@gnu.org>2002-06-14 19:42:20 +0000
commit8201327c4086d86bf1c16db4fd34bc55c2da53ef (patch)
treebdc313d28b682690e0b51a9017d48a88028e004d /gdb/i386-sol2-tdep.c
parente7e811813229598b44f7851121feddcffa911faa (diff)
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* config/i386/i386sol2.mt (TDEPFILES): Add i386-sol2-tdep.o and
i386bsd-tdep.o. Remove solib.o, solib-svr4.o and solib-legacy.o. Move these to ... * config/i386/i386sol2.mh: ... here. * config/i386/tm-i386sol2.h (STAB_REG_TO_REGNUM): Remove define. (sigtramp_saved_pc, I386V4_SIGTRAMP_SAVED_PC): Don't #undef. (SIGCONTEXT_PC_OFFSET): Remove define. (IN_SIGTRAMP): Remove define. * i386-sol2-tdep.c: New file. * config/i386/i386nw.mt (TM_FILE): Change to tm-i386.h. * config/i386/tm-i386nw.h: Removed. * config/i386/tm-fbsd.h (STAB_REG_TO_REGNUM, USE_STRUCT_CONVENTION): Remove defines. (JB_ELEMENT_SIZE, JB_PC, GET_LONGJMP_TARGET): Remove defines. (get_longjmp_target): Remove prototype. (IN_SIGTRAMP): Remove define. (i386bsd_in_sigtramp): Remove prototype. (i386bsd_sigtramp_start, i386bsd_sigtramp_end): Turn into a function. Update comment accordingly (SIGTRAMP_START, SIGTRAMP): Adjust definition accordingly. (FRAME_SAVED_PC): Remove define. (i386bsd_frame_saved_pc): Remove prototype. * config/i386/tm-nbsd.h (JB_ELEMENT_SIZE, JB_PC, GET_LONGJMP_TARGET): Remove defines. (get_longjmp_target): Remove prototype. (IN_SIGTRAMP): Remove define. (i386bsd_in_sigtramp): Remove prototype. (i386bsd_sigtramp_start, i386bsd_sigtramp_end): Turn into a function. Update comment accordingly (SIGTRAMP_START, SIGTRAMP): Adjust definition accordingly. (FRAME_SAVED_PC): Remove define. (i386bsd_frame_saved_pc): Remove prototype. * config/i386/tm-nbsdaout.h (i386nbsd_aout_use_struct_convention): Remove prototype. (USE_STRUCT_CONVENTION): Remove prototype. * i386bsd-nat.c (i386bsd_sigcontext_pc_offset): Remove declaration. (_initialize_i386bsd_nat): Revise logic to determine some constants at compile time when compiling a native GDB. Warn if things don't match up with what we expect. * i386bsd-tdep.c (i386bsd_sigtramp_start, i386bsd_sigtramp_end): Remove variables. (i386bsd_in_sigtramp): Rename tp i386bsd_pc_in_sigtramp. Rewrite to use date stored in `struct gdbarch_tdep'. (i386bsd_sigcontext_offset): Remove varaible. (i386bsd_sigtramp_saved_pc): Make public. Rewrite to use data stored in `struct gdbarch_tdep'. (i386bsd_frame_saved_pc): Make static. (i386bsd_sigtramp_start, i386bsd_sigtramp_end): New functions. (i386bsd_sc_pc_offset, i386nbsd_sc_pc_offset, i386fbsd_sigtramp_start, i386fbsd_sigtramp_end, i386fbsd4_sc_pc_offset): New variables. (i386bsd_init_abi, i386nbsd_init_abi, i386nbsdelf_init_abi, i386fbsdaout_init_abi, i386fbsd_init_abi, i386fbsd4_init_abi): New functions. (i386bsd_aout_osabi_sniffer, _initialize_i386bsd_tdep): New functions. * i386fbsd-nat.c (_initialize_i386fbsd_nat): Fix type in comment. Modify the value of i386fbsd_sigtramp_start and i386fbsd_sigtramp_end instead of i386bsd_sigtramp_start and i386fbsd_sigtramp_end. * i386nbsd-tdep.c: (i386nbsd_aout_use_struct_convention): Remove function. * config/i386/tm-linux.h (I386_LINUX_ORIG_EAX_REGNUM): Move define to i386-linux-tdep.h. (NUM_REGS, MAX_NUM_REGS, REGISTER_BYTES, REGISTER_NAME, REGISTER_BYTE, REGISTER_RAW_SIZE, STAB_REG_TO_REGNUM): Remove defines. (i386_linux_register_name, i386_linux_register_byte, i386_linux_register_raw_size): Remove prototypes. (i386_linux_svr4_fetch_link_map_offsets): Remove prototype. (SVR4_FETCH_LINK_MAP_OFFSETS): Remove define. (IN_SIGTRAMP, FRAME_CHAIN, FRAME_SAVED_PC, SAVED_PC_AFTER_CALL, TARGET_WRITE_PC): Remove defines. (i386_linux_in_sigtramp, i386_linux_frame_chain, i386_linux_frame_saved_pc, i386_linux_saved_pc_after_call, i386_linux_write_pc): Remove prototypes. (JB_ELEMENT_SIZE, JB_PC, GET_LONGJMP_TARGET): Remove defines. (get_longjmp_target): Remove prototype. * i386-linux-tdep.h: New file. * i386-linux-nat.c: Include "i386-linux-tdep.h". * i386-linux-tdep.c: Include "i386-tdep.h" and "i386-linux-tdep.h". (i386_linux_register_name, i386_linux_register_byte, i386_linux_register_raw_size, i386_linux_in_sigtramp, i386_linux_write_pc, i386_linux_svr4_fetch_link_map_offsets): Make static. (i386_linux_init_abi): New function. (_initialize_i386_linux_tdep): New function. * config/i386/tm-i386.h (SAVED_PC_AFTER_CALL): Remove define. (i386_saved_pc_after_call): Remove prototype. (MAX_NUM_REGS): Increase to deal with Linux's orig_eax "register". (REGISTER_NAME, STAB_REG_TO_REGNUM, SDB_REG_TO_REGNUM, DWARF_REG_TO_REGNUM, DWARF2_REG_TO_REGNUM): Remove defines. (i386_register_name, i386_stab_reg_to_regnum, i386_dwarf_reg_to_regnum): Remove prototypes. (SIZEOF_GREGS, SIZEOF_FPU_REGS, SIZEOF_FPU_CTL_REGS, SIZEOF_SSE_REGS): Remove defines. (REGISTER_BYTES): Remove define. (REGISTER_BYTE, REGISTER_RAW_SIZE): Remove defines. (i386_register_byte, i386_register_raw_size): Remove prototypes. (FRAME_CHAIN, FRAME_SAVED_PC): Remove defines. (i386_frame_chain, i386_frame_saved_pc): Remove prototypes. * config/i386/tm-i386v4.h (FRAME_CHAIN_VALID): Remove define. (JB_ELEMENT_SIZE, JB_PC, JB_EBX, JB_ESI, JB_EDI, JB_EBP, JB_ESP, JB_EDX, GET_LONGJMP_TARGET): Remove defines. (get_longjmp_target): Remove prototype. (I386V4_SIGTRAMP_SAVED_PC, IN_SIGTRAMP): Remove defines. (sigtramp_saved_pc): Remove define. (i386v4_sigtramp_saved_pc): Remove prototype. * config/i386/tm-go32.h (FRAME_CHAIN, FRAMELESS_FUNCTION_INVOCATION, FRAME_SAVED_PC): Remove defines. (i386go32_frame_saved_pc): Remove prototype. (JB_ELEMENT_SIZE, JB_PC, GET_LONGJMP_TARGET): Remove defines. (get_longjmp_target): Remove prototype. * i386-tdep.h: Include "osabi.h". (enum i386_abi): Removed. (enum struct_return): New enum. (struct gdbarch_tdep): Remove abi member, add osabi, jb_pc_offset, struct_return, sigtramp_saved_pc, sigtramp_start, sigtramp_end and sc_pc_offset members. (i386_gdbarch_register_os_abi): Remove prototype. (I386_NUM_GREGS, I386_NUM_FREGS, I386_NUM_XREGS, I386_SSE_NUM_REGS): New defines. (I386_SIZEOF_GREGS, I386_SIZEOF_FREGS, I386_SIZEOF_XREGS, I386_SSE_SIZEOF_REGS): New defines. (i386_register_name, i386_register_byte, i386_register_raw_size): New prototypes. (i386_elf_init_abi, i386_svr4_init_abi): New prototypes. (i386bsd_sigtramp_saved_pc): New prototype. * i386-tdep.c: Don't include "elf-bfd.h". (i386_stab_reg_to_regnum, i386_dwarf_reg_to_regnum, i386_frame_chain, i386_saved_pc_after_call): Make static. (i386_frame_saved_pc): Rewrite to call architecture dependent function to deal with signal handlers. Make static. (i386go32_frame_saved_pc): Removed. [GET_LONGJMP_TARGET] (JB_PC, JB_ELEMENT_SIZE, get_longjmp_target): Removed. (i386_get_longjmp_target): New function. (default_struct_convention, pcc_struct_convention, reg_struct_convention, valid_conventions, struct_convention): New variables. (i386_use_struct_convention): New function. (i386v4_sigtramp_saved_pc): Renamed to i386_svr4_sigtramp_saved_pc. Made static. Moved. (i386_pc_in_sigtramp): New function. (i386_abi_names): Removed. (ABI_TAG_OS_GNU_LINUX, ABI_TAG_OS_GNU_HURD, ABI_TAG_OS_GNU_SOLARIS, ABI_TAG_OS_FREEBSD, ABI_TAG_OS_NETBSD): Removed. (process_note_sections, i386_elf_abi_from_note, i386_elf_abi, i386_gdbarch_register_os_abi): Removed. (struct i386_abi_handler): Removed. (i386_abi_handler_list): Removed. (i386_svr4_pc_in_sigtramp, i386_go32_pc_in_sigtramp): New functions. (i386_elf_init_abi, i386_svr4_init_abi, i386_go32_init_abi, i386_nw_init_abi): New functions. (i386_gdbarch_init): Rewritten to use generic OS ABI framework. Use set_gdbarch_xxx() calls instead of relying on macros for a number of calls. (i386_coff_osabi_sniffer, i386_nlm_osabi_sniffer): New functions. (_initialize_i386_tdep): Add new 'struct-convcention' command. Register the various architecture variants defined in this file.
Diffstat (limited to 'gdb/i386-sol2-tdep.c')
-rw-r--r--gdb/i386-sol2-tdep.c59
1 files changed, 59 insertions, 0 deletions
diff --git a/gdb/i386-sol2-tdep.c b/gdb/i386-sol2-tdep.c
new file mode 100644
index 0000000..714f5db
--- /dev/null
+++ b/gdb/i386-sol2-tdep.c
@@ -0,0 +1,59 @@
+/* Target-dependent code for Solaris x86.
+ Copyright 2002 Free Software Foundation, Inc.
+
+ This file is part of GDB.
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#include "defs.h"
+
+#include "i386-tdep.h"
+
+static int
+i386_sol2_pc_in_sigtramp (CORE_ADDR pc, char *name)
+{
+ /* Signal handler frames under Solaris 2 are recognized by a return
+ address of 0xffffffff. */
+ return (pc == 0xffffffff);
+}
+
+/* Solaris 2. */
+
+static void
+i386_sol2_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
+{
+ struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
+
+ /* Solaris is SVR4-based. */
+ i386_svr4_init_abi (info, gdbarch);
+
+ /* Signal trampolines are different from SVR4, in fact they're
+ rather similar to BSD. */
+ set_gdbarch_pc_in_sigtramp (gdbarch, i386_sol2_pc_in_sigtramp);
+ tdep->sigtramp_saved_pc = i386bsd_sigtramp_saved_pc;
+ tdep->sc_pc_offset = 36 + 14 * 4;
+}
+
+
+/* Provide a prototype to silence -Wmissing-prototypes. */
+void _initialize_i386_sol2_tdep (void);
+
+void
+_initialize_i386_sol2_tdep (void)
+{
+ gdbarch_register_osabi (bfd_arch_i386, GDB_OSABI_SOLARIS,
+ i386_sol2_init_abi);
+}