diff options
Diffstat (limited to 'gdb/config/i386/tm-i386v4.h')
| -rw-r--r-- | gdb/config/i386/tm-i386v4.h | 54 |
1 files changed, 9 insertions, 45 deletions
diff --git a/gdb/config/i386/tm-i386v4.h b/gdb/config/i386/tm-i386v4.h index 807fdd1..0a1e56d 100644 --- a/gdb/config/i386/tm-i386v4.h +++ b/gdb/config/i386/tm-i386v4.h @@ -1,6 +1,6 @@ /* 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@cygint) + Written by Fred Fish at Cygnus Support (fnf@cygnus.com) This file is part of GDB. @@ -18,29 +18,20 @@ 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. */ -/* Use the alternate method of determining valid frame chains. */ - -#define FRAME_CHAIN_VALID_ALTERNATE - -/* number of traps that happen between exec'ing the shell - * to run an inferior, and when we finally get to - * the inferior code. This is 2 on most implementations. - */ -#define START_INFERIOR_TRAPS_EXPECTED 2 +#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-i386v.h" +#include "i386/tm-i386.h" /* Pick up more stuff from the generic SVR4 host include file. */ #include "tm-sysv4.h" -/* We can't tell how many args there are - now that the C compiler delays popping them. */ +/* Use the alternate method of determining valid frame chains. */ -#undef FRAME_NUM_ARGS -#define FRAME_NUM_ARGS(val,fi) (val = -1) +#define FRAME_CHAIN_VALID_ALTERNATE /* 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 @@ -79,36 +70,9 @@ get_longjmp_target PARAMS ((CORE_ADDR *)); || STREQ ("_sigacthandler", name) \ || STREQ ("sigvechandler", name))) -/* FRAME_CHAIN takes a frame's nominal address and produces the frame's - chain-pointer. - In the case of the i386, the frame's nominal address - is the address of a 4-byte word containing the calling frame's address. */ -#undef FRAME_CHAIN -#define FRAME_CHAIN(thisframe) \ - ((thisframe)->signal_handler_caller \ - ? (thisframe)->frame \ - : (!inside_entry_file ((thisframe)->pc) \ - ? read_memory_integer ((thisframe)->frame, 4) \ - : 0)) - -/* A macro that tells us whether the function invocation represented - by FI does not have a frame on the stack associated with it. If it - does not, FRAMELESS is set to 1, else 0. */ -#undef FRAMELESS_FUNCTION_INVOCATION -#define FRAMELESS_FUNCTION_INVOCATION(FI, FRAMELESS) \ - do { \ - if ((FI)->signal_handler_caller) \ - (FRAMELESS) = 0; \ - else \ - (FRAMELESS) = frameless_look_for_prologue(FI); \ - } while (0) - /* Saved Pc. Get it from ucontext if within sigtramp. */ -#undef FRAME_SAVED_PC -#define FRAME_SAVED_PC(FRAME) \ - (((FRAME)->signal_handler_caller \ - ? i386v4_sigtramp_saved_pc (FRAME) \ - : read_memory_integer ((FRAME)->frame + 4, 4)) \ - ) +#define sigtramp_saved_pc i386v4_sigtramp_saved_pc extern CORE_ADDR i386v4_sigtramp_saved_pc PARAMS ((struct frame_info *)); + +#endif /* ifndef TM_I386V4_H */ |