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Diffstat (limited to 'gdb/config/i386/tm-i386v4.h')
| -rw-r--r-- | gdb/config/i386/tm-i386v4.h | 78 |
1 files changed, 0 insertions, 78 deletions
diff --git a/gdb/config/i386/tm-i386v4.h b/gdb/config/i386/tm-i386v4.h deleted file mode 100644 index eafff01..0000000 --- a/gdb/config/i386/tm-i386v4.h +++ /dev/null @@ -1,78 +0,0 @@ -/* Macro definitions for GDB on an Intel i386 running SVR4. - Copyright (C) 1991, 1994 Free Software Foundation, Inc. - Written by Fred Fish at Cygnus Support (fnf@cygnus.com) - -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. */ - -#ifndef TM_I386V4_H -#define TM_I386V4_H 1 - -/* Pick up most of what we need from the generic i386 target include file. */ - -#include "i386/tm-i386.h" - -/* Pick up more stuff from the generic SVR4 host include file. */ - -#include "tm-sysv4.h" - -/* Use the alternate method of determining valid frame chains. */ - -#define FRAME_CHAIN_VALID(fp,fi) alternate_frame_chain_valid (fp, fi) - -/* Offsets (in target ints) into jmp_buf. Not defined in any system header - file, so we have to step through setjmp/longjmp with a debugger and figure - them out. Note that <setjmp> defines _JBLEN as 10, which is the default - if no specific machine is selected, even though we only use 6 slots. */ - -#define JB_ELEMENT_SIZE sizeof(int) /* jmp_buf[_JBLEN] is array of ints */ - -#define JB_EBX 0 -#define JB_ESI 1 -#define JB_EDI 2 -#define JB_EBP 3 -#define JB_ESP 4 -#define JB_EDX 5 - -#define JB_PC JB_EDX /* Setjmp()'s return PC saved in EDX */ - -/* Figure out where the longjmp will land. Slurp the args out of the stack. - We expect the first arg to be a pointer to the jmp_buf structure from which - we extract the pc (JB_PC) that we will land at. The pc is copied into ADDR. - This routine returns true on success */ - -extern int -get_longjmp_target PARAMS ((CORE_ADDR *)); - -#define GET_LONGJMP_TARGET(ADDR) get_longjmp_target(ADDR) - -/* The following redefines make backtracing through sigtramp work. - They manufacture a fake sigtramp frame and obtain the saved pc in sigtramp - from the ucontext structure which is pushed by the kernel on the - user stack. Unfortunately there are three variants of sigtramp handlers. */ - -#define I386V4_SIGTRAMP_SAVED_PC -#define IN_SIGTRAMP(pc, name) ((name) \ - && (STREQ ("_sigreturn", name) \ - || STREQ ("_sigacthandler", name) \ - || STREQ ("sigvechandler", name))) - -/* Saved Pc. Get it from ucontext if within sigtramp. */ - -#define sigtramp_saved_pc i386v4_sigtramp_saved_pc -extern CORE_ADDR i386v4_sigtramp_saved_pc PARAMS ((struct frame_info *)); - -#endif /* ifndef TM_I386V4_H */ |