gdb/testsuite/gdb.arch/amd64-disp-step-avx.S

   1 /* Copyright 2009-2020 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    This file is part of the gdb testsuite.
  17
  18    Test displaced stepping over VEX-encoded RIP-relative AVX
  19    instructions.  */
  20
  21         .text
  22
  23         .global _start,main
  24 _start:
  25         nop
  26 main:
  27         nop
  28
  29 /***********************************************/
  30
  31 /* Test a VEX2-encoded RIP-relative instruction.  */
  32
  33         .global test_rip_vex2
  34 test_rip_vex2:
  35         vmovsd ro_var(%rip),%xmm0
  36         .global test_rip_vex2
  37 test_rip_vex2_end:
  38         nop
  39
  40 /* Test a VEX3-encoded RIP-relative instruction.  */
  41
  42         .global test_rip_vex3
  43 test_rip_vex3:
  44         vextractf128 $0x0,%ymm0,var128(%rip)
  45         .global test_rip_vex3
  46 test_rip_vex3_end:
  47         nop
  48
  49         /* skip over test data */
  50         jmp done
  51
  52 /* RIP-relative ro-data for VEX2 test above.  */
  53
  54 ro_var:
  55         .8byte 0x1122334455667788
  56         .8byte 0x8877665544332211
  57
  58 /***********************************************/
  59
  60 /* All done.  */
  61
  62 done:
  63         mov $0,%rdi
  64         call _exit
  65         hlt
  66
  67 /* RIP-relative data for VEX3 test above.  */
  68
  69 .data
  70 var128:
  71         .8byte 0xaa55aa55aa55aa55
  72         .8byte 0x55aa55aa55aa55aa