arch/um/sys-i386/util/mk_sc.c

   1 #include <stdio.h>
   2 #include <user-offsets.h>
   3
   4 #define SC_OFFSET(name, field) \
   5   printf("#define " #name "(sc) *((unsigned long *) &(((char *) (sc))[%d]))\n",\
   6          name)
   7
   8 #define SC_FP_OFFSET(name, field) \
   9   printf("#define " #name \
  10          "(sc) *((unsigned long *) &(((char *) (SC_FPSTATE(sc)))[%d]))\n",\
  11          name)
  12
  13 #define SC_FP_OFFSET_PTR(name, field, type) \
  14   printf("#define " #name \
  15          "(sc) ((" type " *) &(((char *) (SC_FPSTATE(sc)))[%d]))\n",\
  16          name)
  17
  18 int main(int argc, char **argv)
  19 {
  20   SC_OFFSET(SC_IP, eip);
  21   SC_OFFSET(SC_SP, esp);
  22   SC_OFFSET(SC_FS, fs);
  23   SC_OFFSET(SC_GS, gs);
  24   SC_OFFSET(SC_DS, ds);
  25   SC_OFFSET(SC_ES, es);
  26   SC_OFFSET(SC_SS, ss);
  27   SC_OFFSET(SC_CS, cs);
  28   SC_OFFSET(SC_EFLAGS, eflags);
  29   SC_OFFSET(SC_EAX, eax);
  30   SC_OFFSET(SC_EBX, ebx);
  31   SC_OFFSET(SC_ECX, ecx);
  32   SC_OFFSET(SC_EDX, edx);
  33   SC_OFFSET(SC_EDI, edi);
  34   SC_OFFSET(SC_ESI, esi);
  35   SC_OFFSET(SC_EBP, ebp);
  36   SC_OFFSET(SC_TRAPNO, trapno);
  37   SC_OFFSET(SC_ERR, err);
  38   SC_OFFSET(SC_CR2, cr2);
  39   SC_OFFSET(SC_FPSTATE, fpstate);
  40   SC_OFFSET(SC_SIGMASK, oldmask);
  41   SC_FP_OFFSET(SC_FP_CW, cw);
  42   SC_FP_OFFSET(SC_FP_SW, sw);
  43   SC_FP_OFFSET(SC_FP_TAG, tag);
  44   SC_FP_OFFSET(SC_FP_IPOFF, ipoff);
  45   SC_FP_OFFSET(SC_FP_CSSEL, cssel);
  46   SC_FP_OFFSET(SC_FP_DATAOFF, dataoff);
  47   SC_FP_OFFSET(SC_FP_DATASEL, datasel);
  48   SC_FP_OFFSET_PTR(SC_FP_ST, _st, "struct _fpstate");
  49   SC_FP_OFFSET_PTR(SC_FXSR_ENV, _fxsr_env, "void");
  50   return(0);
  51 }