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

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2         .text
   3         .globl __kernel_vsyscall
   4         .type __kernel_vsyscall,@function
   5 __kernel_vsyscall:
   6 .LSTART_vsyscall:
   7         trapa   #0x10
   8          nop
   9 .LEND_vsyscall:
  10         .size __kernel_vsyscall,.-.LSTART_vsyscall
  11         .previous
  12 
  13         .section .eh_frame,"a",@progbits
  14 .LCIE:
  15         .ualong .LCIE_end - .LCIE_start
  16 .LCIE_start:
  17         .ualong 0               /* CIE ID */
  18         .byte   0x1             /* Version number */
  19         .string "zR"            /* NUL-terminated augmentation string */
  20         .uleb128 0x1            /* Code alignment factor */
  21         .sleb128 -4             /* Data alignment factor */
  22         .byte   0x11            /* Return address register column */
  23         .uleb128 0x1            /* Augmentation length and data */
  24         .byte 0x1b              /* DW_EH_PE_pcrel | DW_EH_PE_sdata4. */
  25         .byte   0xc,0xf,0x0     /* DW_CFA_def_cfa: r15 ofs 0 */
  26         .align 2
  27 .LCIE_end:
  28 
  29         .ualong .LFDE_end-.LFDE_start   /* Length FDE */
  30 .LFDE_start:
  31         .ualong .LFDE_start-.LCIE       /* CIE pointer */
  32         .ualong .LSTART_vsyscall-.      /* PC-relative start address */
  33         .ualong .LEND_vsyscall-.LSTART_vsyscall
  34         .uleb128 0                      /* Augmentation */
  35         .align 2
  36 .LFDE_end:
  37         .previous
  38 
  39 /* Get the common code for the sigreturn entry points */
  40 #include "vsyscall-sigreturn.S"