#include "config/tm-sysv4.h"
-/* Use the alternate method of determining valid frame chains. */
-
-#define FRAME_CHAIN_VALID(fp,fi) func_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 (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 (struct frame_info *);
-
#endif /* ifndef TM_I386V4_H */
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