gdb/testsuite/gdb.arch/riscv-unwind-long-insn-8.s

   1 /* Copyright 2019-2020 Free Software Foundation, Inc.
   2
   3    This program is free software; you can redistribute it and/or modify
   4    it under the terms of the GNU General Public License as published by
   5    the Free Software Foundation; either version 3 of the License, or
   6    (at your option) any later version.
   7
   8    This program is distributed in the hope that it will be useful,
   9    but WITHOUT ANY WARRANTY; without even the implied warranty of
  10    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11    GNU General Public License for more details.
  12
  13    You should have received a copy of the GNU General Public License
  14    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  15
  16         .option nopic
  17         .text
  18
  19         .align  1
  20         .globl  bar
  21         .type   bar, @function
  22 bar:
  23         tail       1f
  24         .size   bar, .-func
  25
  26         .align  1
  27         .globl  func
  28         .type   func, @function
  29 func:
  30         /* A fake 8 byte instruction.  This is never executed, but the
  31            prologue scanner will try to decode it.  These long
  32            instructions are ISA extensions, use .byte rather than an
  33            actual instruction mnemonic so that the test can be compiled
  34            with a toolchain that doesn't include any long instruction
  35            extensions.  */
  36         .byte 0x3f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
  37 1:
  38         addi    sp,sp,-16
  39         sw      s0,12(sp)
  40         addi    s0,sp,16
  41         nop
  42         lw      s0,12(sp)
  43         addi    sp,sp,16
  44         jr      ra
  45         .size   func, .-func