src/runtime/arch.h

   1 /*
   2  * This software is part of the SBCL system. See the README file for
   3  * more information.
   4  *
   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.
  10  */
  11
  12 #ifndef __ARCH_H__
  13 #define __ARCH_H__
  14
  15 #include "os.h"
  16 #include "signal.h"
  17 #include "thread.h"
  18
  19 /* Do anything we need to do when starting up the runtime environment
  20  * on this architecture. */
  21 extern void arch_init(void);
  22
  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);
  36
  37 extern int arch_os_thread_init(struct thread *thread);
  38 #if defined(LISP_FEATURE_X86) && defined(LISP_FEATURE_SB_THREAD)
  39 extern void arch_os_load_ldt(struct thread *thread);
  40 #endif
  41 extern int arch_os_thread_cleanup(struct thread *thread);
  42
  43 extern lispobj funcall0(lispobj function);
  44 extern lispobj funcall1(lispobj function, lispobj arg0);
  45 extern lispobj funcall2(lispobj function, lispobj arg0, lispobj arg1);
  46 extern lispobj funcall3(lispobj function, lispobj arg0, lispobj arg1,
  47                         lispobj arg2);
  48 extern lispobj *component_ptr_from_pc(lispobj *pc);
  49
  50 extern void AMD64_SYSV_ABI fpu_save(void *);
  51 extern void AMD64_SYSV_ABI fpu_restore(void *);
  52
  53 #if defined(LISP_FEATURE_X86)||defined(LISP_FEATURE_X86_64)
  54 extern unsigned int * single_stepping;
  55 extern void restore_breakpoint_from_single_step(os_context_t * context);
  56 #endif
  57
  58 extern void arch_handle_breakpoint(os_context_t* context);
  59 extern void arch_handle_fun_end_breakpoint(os_context_t *context);
  60 #ifdef trap_AfterBreakpoint
  61 extern void arch_handle_after_breakpoint(os_context_t *context);
  62 #endif
  63 #ifdef trap_SingleStepAround
  64 extern void arch_handle_single_step_trap(os_context_t *context, int trap);
  65 #endif
  66
  67 extern void arch_write_linkage_table_jmp(char *reloc_addr, void *target_addr);
  68 extern void arch_write_linkage_table_ref(void *reloc_addr, void *target_addr);
  69
  70 #endif /* __ARCH_H__ */