gdb/testsuite/gdb.arch/i386-avx.exp

   1 # Copyright 2010 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 # Please email any bugs, comments, and/or additions to this file to:
  17 # bug-gdb@gnu.org
  18
  19 # This file is part of the gdb testsuite.
  20
  21 if $tracelevel {
  22     strace $tracelevel
  23 }
  24
  25
  26 if { ![istarget i?86-*-*] && ![istarget x86_64-*-* ] } {
  27     verbose "Skipping x86 AVX tests."
  28     return
  29 }
  30
  31 set testfile "i386-avx"
  32 set srcfile ${testfile}.c
  33 set binfile ${objdir}/${subdir}/${testfile}
  34
  35 if [get_compiler_info ${binfile}] {
  36     return -1
  37 }
  38
  39 set additional_flags ""
  40 if [test_compiler_info gcc*] {
  41     set additional_flags "additional_flags=-mavx"
  42 }
  43
  44 if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable [list debug $additional_flags]] != "" } {
  45     unsupported "compiler does not support AVX"
  46     return
  47 }
  48
  49 gdb_exit
  50 gdb_start
  51 gdb_reinitialize_dir $srcdir/$subdir
  52 gdb_load ${binfile}
  53
  54 if ![runto_main] then {
  55     gdb_suppress_tests
  56 }
  57
  58 send_gdb "print have_avx ()\r"
  59 gdb_expect {
  60     -re ".. = 1\r\n$gdb_prompt " {
  61         pass "check whether processor supports AVX"
  62     }
  63     -re ".. = 0\r\n$gdb_prompt " {
  64         verbose "processor does not support AVX; skipping AVX tests"
  65         return
  66     }
  67     -re ".*$gdb_prompt $" {
  68         fail "check whether processor supports AVX"
  69     }
  70     timeout {
  71         fail "check whether processor supports AVX (timeout)"
  72     }
  73 }
  74
  75 gdb_test "break [gdb_get_line_number "first breakpoint here"]" \
  76          "Breakpoint .* at .*i386-avx.c.*" \
  77          "set first breakpoint in main"
  78 gdb_continue_to_breakpoint "continue to first breakpoint in main"
  79
  80 if [istarget i?86-*-*] {
  81     set nr_regs 8
  82 } else {
  83     set nr_regs 16
  84 }
  85
  86 for { set r 0 } { $r < $nr_regs } { incr r } {
  87     gdb_test "print \$ymm$r.v8_float" \
  88         ".. = \\{$r, $r.125, $r.25, $r.375, $r.5, $r.625, $r.75, $r.875\\}.*" \
  89         "check float contents of %ymm$r"
  90     gdb_test "print \$ymm$r.v32_int8" \
  91         ".. = \\{(-?\[0-9\]+, ){31}-?\[0-9\]+\\}.*" \
  92         "check int8 contents of %ymm$r"
  93 }
  94
  95 for { set r 0 } { $r < $nr_regs } { incr r } {
  96     gdb_test "set var \$ymm$r.v8_float\[0\] = $r + 10" "" "set %ymm$r"
  97 }
  98
  99 gdb_test "break [gdb_get_line_number "second breakpoint here"]" \
 100          "Breakpoint .* at .*i386-avx.c.*" \
 101          "set second breakpoint in main"
 102 gdb_continue_to_breakpoint "continue to second breakpoint in main"
 103
 104 for { set r 0 } { $r < $nr_regs } { incr r } {
 105     gdb_test "print data\[$r\]" \
 106         ".. = \\{f = \\{[expr $r + 10], $r.125, $r.25, $r.375, $r.5, $r.625, $r.75, $r.875\\}\\}.*" \
 107         "check contents of data\[$r\]"
 108 }