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

   1 # Copyright 2004, 2005, 2007, 2008, 2009, 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 set prms_id 0
  26 set bug_id 0
  27
  28 if { ![istarget i?86-*-*] && ![istarget x86_64-*-* ] } {
  29     verbose "Skipping x86 SSE tests."
  30     return
  31 }
  32
  33 set testfile "i386-sse"
  34 set srcfile ${testfile}.c
  35 set binfile ${objdir}/${subdir}/${testfile}
  36
  37 if [get_compiler_info ${binfile}] {
  38     return -1
  39 }
  40
  41 set additional_flags ""
  42 if [test_compiler_info gcc*] {
  43     set additional_flags "additional_flags=-msse"
  44 }
  45
  46 if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable [list debug $additional_flags]] != "" } {
  47     unsupported "compiler does not support SSE"
  48     return
  49 }
  50
  51 gdb_exit
  52 gdb_start
  53 gdb_reinitialize_dir $srcdir/$subdir
  54 gdb_load ${binfile}
  55
  56 if ![runto_main] then {
  57     gdb_suppress_tests
  58 }
  59
  60 send_gdb "print have_sse ()\r"
  61 gdb_expect {
  62     -re ".. = 1\r\n$gdb_prompt " {
  63         pass "check whether processor supports SSE"
  64     }
  65     -re ".. = 0\r\n$gdb_prompt " {
  66         verbose "processor does not support SSE; skipping SSE tests"
  67         return
  68     }
  69     -re ".*$gdb_prompt $" {
  70         fail "check whether processor supports SSE"
  71     }
  72     timeout {
  73         fail "check whether processor supports SSE (timeout)"
  74     }
  75 }
  76
  77 gdb_test "break [gdb_get_line_number "first breakpoint here"]" \
  78          "Breakpoint .* at .*i386-sse.c.*" \
  79          "set first breakpoint in main"
  80 gdb_continue_to_breakpoint "continue to first breakpoint in main"
  81
  82 if [istarget i?86-*-*] {
  83     set nr_regs 8
  84 } else {
  85     set nr_regs 16
  86 }
  87
  88 for { set r 0 } { $r < $nr_regs } { incr r } {
  89     gdb_test "print \$xmm$r.v4_float" \
  90         ".. = \\{$r, $r.25, $r.5, $r.75\\}.*" \
  91         "check float contents of %xmm$r"
  92     gdb_test "print \$xmm$r.v16_int8" \
  93         ".. = \\{(-?\[0-9\]+, ){15}-?\[0-9\]+\\}.*" \
  94         "check int8 contents of %xmm$r"
  95 }
  96
  97 for { set r 0 } { $r < $nr_regs } { incr r } {
  98     gdb_test "set var \$xmm$r.v4_float\[0\] = $r + 10" "" "set %xmm$r"
  99 }
 100
 101 gdb_test "break [gdb_get_line_number "second breakpoint here"]" \
 102          "Breakpoint .* at .*i386-sse.c.*" \
 103          "set second breakpoint in main"
 104 gdb_continue_to_breakpoint "continue to second breakpoint in main"
 105
 106 for { set r 0 } { $r < $nr_regs } { incr r } {
 107     gdb_test "print data\[$r\]" \
 108         ".. = \\{f = \\{[expr $r + 10], $r.25, $r.5, $r.75\\}\\}.*" \
 109         "check contents of data\[$r\]"
 110 }