arch/sh/kernel/vsyscall/vsyscall-trapa.S

   1         .text
   2         .globl __kernel_vsyscall
   3         .type __kernel_vsyscall,@function
   4 __kernel_vsyscall:
   5 .LSTART_vsyscall:
   6         /* XXX: We'll have to do something here once we opt to use the vDSO
   7          * page for something other than the signal trampoline.. as well as
   8          * fill out .eh_frame -- PFM. */
   9 .LEND_vsyscall:
  10         .size __kernel_vsyscall,.-.LSTART_vsyscall
  11
  12         .section .eh_frame,"a",@progbits
  13         .previous
  14 .LCIE:
  15         .ualong .LCIE_end - .LCIE_start
  16 .LCIE_start:
  17         .ualong 0               /* CIE ID */
  18         .byte   0x1             /* Version number */
  19         .string "zRS"           /* NUL-terminated augmentation string */
  20         .uleb128 0x1            /* Code alignment factor */
  21         .sleb128 -4             /* Data alignment factor */
  22         .byte   0x11            /* Return address register column */
  23                                 /* Augmentation length and data (none) */
  24         .byte   0xc             /* DW_CFA_def_cfa */
  25         .uleb128 0xf            /* r15 */
  26         .uleb128 0x0            /* offset 0 */
  27
  28         .align 2
  29 .LCIE_end:
  30
  31         .ualong .LFDE_end-.LFDE_start   /* Length FDE */
  32 .LFDE_start:
  33         .ualong .LCIE                   /* CIE pointer */
  34         .ualong .LSTART_vsyscall-.      /* start address */
  35         .ualong .LEND_vsyscall-.LSTART_vsyscall
  36         .uleb128 0
  37         .align 2
  38 .LFDE_end:
  39         .previous
  40
  41 /* Get the common code for the sigreturn entry points */
  42 #include "vsyscall-sigreturn.S"