src/libs/libunwind/sh/gen-offsets.c

   1 #include <stdio.h>
   2 #include <stddef.h>
   3 #include <ucontext.h>
   4 #include <asm/sigcontext.h>
   5
   6 #define UC(N,X) \
   7   printf ("#define LINUX_UC_" N "_OFF\t0x%X\n", offsetof (ucontext_t, X))
   8
   9 #define SC(N,X) \
  10   printf ("#define LINUX_SC_" N "_OFF\t0x%X\n", offsetof (struct sigcontext, X))
  11
  12 int
  13 main (void)
  14 {
  15   printf (
  16 "/* Linux-specific definitions: */\n\n"
  17
  18 "/* Define various structure offsets to simplify cross-compilation.  */\n\n"
  19
  20 "/* Offsets for SH Linux \"ucontext_t\":  */\n\n");
  21
  22   UC ("FLAGS", uc_flags);
  23   UC ("LINK", uc_link);
  24   UC ("STACK", uc_stack);
  25   UC ("MCONTEXT", uc_mcontext);
  26   UC ("SIGMASK", uc_sigmask);
  27
  28   printf ("\n/* Offsets for SH Linux \"struct sigcontext\":  */\n\n");
  29
  30   SC ("R0",  sc_regs[0]);
  31   SC ("R1",  sc_regs[1]);
  32   SC ("R2",  sc_regs[2]);
  33   SC ("R3",  sc_regs[3]);
  34   SC ("R4",  sc_regs[4]);
  35   SC ("R5",  sc_regs[5]);
  36   SC ("R6",  sc_regs[6]);
  37   SC ("R7",  sc_regs[7]);
  38   SC ("R8",  sc_regs[8]);
  39   SC ("R9",  sc_regs[9]);
  40   SC ("R10", sc_regs[10]);
  41   SC ("R11", sc_regs[11]);
  42   SC ("R12", sc_regs[12]);
  43   SC ("R13", sc_regs[13]);
  44   SC ("R14", sc_regs[14]);
  45   SC ("R15", sc_regs[15]);
  46
  47   SC ("PC", sc_pc);
  48   SC ("PR", sc_pr);
  49
  50   return 0;
  51 }