arch/um/sys-x86_64/util/mk_sc.c

   1 /* Copyright (C) 2003 - 2004 PathScale, Inc
   2  * Released under the GPL
   3  */
   4
   5 #include <stdio.h>
   6 #include <signal.h>
   7 #include <linux/stddef.h>
   8
   9 #define SC_OFFSET(name, field) \
  10   printf("#define " name \
  11          "(sc) *((unsigned long *) &(((char *) (sc))[%ld]))\n",\
  12          offsetof(struct sigcontext, field))
  13
  14 #define SC_FP_OFFSET(name, field) \
  15   printf("#define " name \
  16          "(sc) *((unsigned long *) &(((char *) (SC_FPSTATE(sc)))[%ld]))\n",\
  17          offsetof(struct _fpstate, field))
  18
  19 #define SC_FP_OFFSET_PTR(name, field, type) \
  20   printf("#define " name \
  21          "(sc) ((" type " *) &(((char *) (SC_FPSTATE(sc)))[%d]))\n",\
  22          offsetof(struct _fpstate, field))
  23
  24 int main(int argc, char **argv)
  25 {
  26   SC_OFFSET("SC_RBX", rbx);
  27   SC_OFFSET("SC_RCX", rcx);
  28   SC_OFFSET("SC_RDX", rdx);
  29   SC_OFFSET("SC_RSI", rsi);
  30   SC_OFFSET("SC_RDI", rdi);
  31   SC_OFFSET("SC_RBP", rbp);
  32   SC_OFFSET("SC_RAX", rax);
  33   SC_OFFSET("SC_R8", r8);
  34   SC_OFFSET("SC_R9", r9);
  35   SC_OFFSET("SC_R10", r10);
  36   SC_OFFSET("SC_R11", r11);
  37   SC_OFFSET("SC_R12", r12);
  38   SC_OFFSET("SC_R13", r13);
  39   SC_OFFSET("SC_R14", r14);
  40   SC_OFFSET("SC_R15", r15);
  41   SC_OFFSET("SC_IP", rip);
  42   SC_OFFSET("SC_SP", rsp);
  43   SC_OFFSET("SC_CR2", cr2);
  44   SC_OFFSET("SC_ERR", err);
  45   SC_OFFSET("SC_TRAPNO", trapno);
  46   SC_OFFSET("SC_CS", cs);
  47   SC_OFFSET("SC_FS", fs);
  48   SC_OFFSET("SC_GS", gs);
  49   SC_OFFSET("SC_EFLAGS", eflags);
  50   SC_OFFSET("SC_SIGMASK", oldmask);
  51 #if 0
  52   SC_OFFSET("SC_ORIG_RAX", orig_rax);
  53   SC_OFFSET("SC_DS", ds);
  54   SC_OFFSET("SC_ES", es);
  55   SC_OFFSET("SC_SS", ss);
  56 #endif
  57   return(0);
  58 }