2 * This software is part of the SBCL system. See the README file for
5 * This software is derived from the CMU CL system, which was
6 * written at Carnegie Mellon University and released into the
7 * public domain. The software is in the public domain and is
8 * provided with absolutely no warranty. See the COPYING and CREDITS
9 * files for more information.
19 /* Do anything we need to do when starting up the runtime environment
20 * on this architecture. */
21 extern void arch_init(void);
23 /* FIXME: It would be good to document these too! */
24 extern void arch_skip_instruction(os_context_t*);
25 extern void arch_handle_allocation_trap(os_context_t*);
26 extern boolean arch_pseudo_atomic_atomic(os_context_t*);
27 extern void arch_set_pseudo_atomic_interrupted(os_context_t*);
28 extern void arch_clear_pseudo_atomic_interrupted(os_context_t*);
29 extern os_vm_address_t arch_get_bad_addr(int, siginfo_t*, os_context_t*);
30 extern unsigned char *arch_internal_error_arguments(os_context_t*);
31 extern unsigned int arch_install_breakpoint(void *pc);
32 extern void arch_remove_breakpoint(void *pc, unsigned int orig_inst);
33 extern void arch_install_interrupt_handlers(void);
34 extern void arch_do_displaced_inst(os_context_t *context,
35 unsigned int orig_inst);
37 extern int arch_os_thread_init(struct thread *thread);
38 extern int arch_os_thread_cleanup(struct thread *thread);
40 extern lispobj funcall0(lispobj function);
41 extern lispobj funcall1(lispobj function, lispobj arg0);
42 extern lispobj funcall2(lispobj function, lispobj arg0, lispobj arg1);
43 extern lispobj funcall3(lispobj function, lispobj arg0, lispobj arg1,
45 extern lispobj *component_ptr_from_pc(lispobj *pc);
47 extern void fpu_save(void *);
48 extern void fpu_restore(void *);
50 #ifdef LISP_FEATURE_X86
51 extern unsigned int * single_stepping;
52 extern void restore_breakpoint_from_single_step(os_context_t * context);
55 extern void arch_handle_breakpoint(os_context_t* context);
56 extern void arch_handle_fun_end_breakpoint(os_context_t *context);
57 #ifdef trap_AfterBreakpoint
58 extern void arch_handle_after_breakpoint(os_context_t *context);
60 #ifdef trap_SingleStepAround
61 extern void arch_handle_single_step_trap(os_context_t *context, int trap);
64 #endif /* __ARCH_H__ */