gdb/testsuite/gdb.base/gnu_vector.exp

   1 # Copyright 2010-2013 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 # Contributed by Ken Werner <ken.werner@de.ibm.com>.
  17 #
  18 # Tests GDBs support for GNU vectors.
  19 # http://gcc.gnu.org/onlinedocs/gcc/Vector-Extensions.html
  20
  21 set testfile "gnu_vector"
  22 set srcfile ${testfile}.c
  23 set binfile ${objdir}/${subdir}/${testfile}
  24
  25 if [get_compiler_info] {
  26     return -1
  27 }
  28
  29 # Check if our compiler is a GCC that suppports the vector extension
  30 if { ![test_compiler_info gcc-4-*] } {
  31     setup_xfail "*-*-*"
  32     fail "This compiler can not handle GNU vectors"
  33     return 0
  34 }
  35
  36 if { [prepare_for_testing ${testfile}.exp ${testfile} ${srcfile} {debug}] } {
  37     return -1
  38 }
  39
  40 if { ![runto main] } {
  41     fail "runto main"
  42     return -1
  43 }
  44
  45 # Test printing of character vector types
  46 gdb_test "print c4" "\\\$$decimal = \\{1, 2, 3, 4\\}"
  47 gdb_test "print c4\[2\]" "\\\$$decimal = 3"
  48
  49 # Test operators on integer vector types
  50 gdb_test "print i4a" "\\\$$decimal = \\{2, 4, 8, 16\\}"
  51 gdb_test "print i4b" "\\\$$decimal = \\{1, 2, 8, 4\\}"
  52 # Arithmetic operators
  53 gdb_test "print i4a + i4b" "\\\$$decimal = \\{3, 6, 16, 20\\}"
  54 gdb_test "print i4a - i4b" "\\\$$decimal = \\{1, 2, 0, 12\\}"
  55 gdb_test "print i4a * i4b" "\\\$$decimal = \\{2, 8, 64, 64\\}"
  56 gdb_test "print i4a / i4b" "\\\$$decimal = \\{2, 2, 1, 4\\}"
  57 gdb_test "print i4a % i4b" "\\\$$decimal = \\{0, 0, 0, 0\\}"
  58 gdb_test "print i4a++" "\\\$$decimal = \\{2, 4, 8, 16\\}"
  59 gdb_test "print ++i4a" "\\\$$decimal = \\{4, 6, 10, 18\\}"
  60 gdb_test "print i4a--" "\\\$$decimal = \\{4, 6, 10, 18\\}"
  61 gdb_test "print --i4a" "\\\$$decimal = \\{2, 4, 8, 16\\}"
  62 gdb_test "print +i4a" "\\\$$decimal = \\{2, 4, 8, 16\\}"
  63 gdb_test "print -i4a" "\\\$$decimal = \\{-2, -4, -8, -16\\}"
  64
  65 # Bitwise operators
  66 gdb_test "print i4a & i4b" "\\\$$decimal = \\{0, 0, 8, 0\\}"
  67 gdb_test "print i4a | i4b" "\\\$$decimal = \\{3, 6, 8, 20\\}"
  68 gdb_test "print i4a ^ i4b" "\\\$$decimal = \\{3, 6, 0, 20\\}"
  69 gdb_test "print ~i4a" "\\\$$decimal = \\{-3, -5, -9, -17\\}"
  70 # Shift operators
  71 gdb_test "print i4a << i4b" "\\\$$decimal = \\{4, 16, 2048, 256\\}"
  72 gdb_test "print i4a >> i4b" "\\\$$decimal = \\{1, 1, 0, 1\\}"
  73
  74 # Test operators on floating point vector types
  75 gdb_test "print f4a" "\\\$$decimal = \\{2, 4, 8, 16\\}"
  76 gdb_test "print f4b" "\\\$$decimal = \\{1, 2, 8, 4\\}"
  77 # Arithmetic operators
  78 gdb_test "print f4a + f4b" "\\\$$decimal = \\{3, 6, 16, 20\\}"
  79 gdb_test "print f4a - f4b" "\\\$$decimal = \\{1, 2, 0, 12\\}"
  80 gdb_test "print f4a * f4b" "\\\$$decimal = \\{2, 8, 64, 64\\}"
  81 gdb_test "print f4a / f4b" "\\\$$decimal = \\{2, 2, 1, 4\\}"
  82 gdb_test "print +f4a" "\\\$$decimal = \\{2, 4, 8, 16\\}"
  83 gdb_test "print -f4a" "\\\$$decimal = \\{-2, -4, -8, -16\\}"
  84
  85 # When casting to vector the input type must have the same length as
  86 # the total length of the vector.
  87 gdb_test "print (char4) 0x01010101" "\\\$$decimal = \\{1, 1, 1, 1\\}"
  88 gdb_test "print (char4) ia" "\\\$$decimal = \\{2, 0, 0, 0\\}"
  89 gdb_test "print (int2) lla" "\\\$$decimal = \\{1, 1\\}"
  90
  91 gdb_test "print (int2) 1" "can only cast scalar to vector of same size"
  92 gdb_test "print (longlong2) 2" "can only cast scalar to vector of same size"
  93 gdb_test "print (float2) 3" "can only cast scalar to vector of same size"
  94 gdb_test "print (double2) 4" "can only cast scalar to vector of same size"
  95 gdb_test "print (uint4) ia" "can only cast scalar to vector of same size"
  96 gdb_test "print (int4) -3" "can only cast scalar to vector of same size"
  97 gdb_test "print (float4) 4" "can only cast scalar to vector of same size"
  98
  99 gdb_test "print i4b = ia" "can only cast scalar to vector of same size"
 100 gdb_test "print i4a = 3" "can only cast scalar to vector of same size"
 101 gdb_test "print f4a = fb" "can only cast scalar to vector of same size"
 102 gdb_test "print f4b = 2" "can only cast scalar to vector of same size"
 103
 104 gdb_test "print c4 + lla" "conversion of scalar to vector involves truncation"
 105 gdb_test "print i4a + lla" "conversion of scalar to vector involves truncation"
 106 gdb_test "print lla + c4" "conversion of scalar to vector involves truncation"
 107 gdb_test "print lla + i4a" "conversion of scalar to vector involves truncation"
 108
 109 gdb_test "print c4 + ib" "\\\$$decimal = \\{2, 3, 4, 5\\}"
 110 gdb_test "print i4a + ib" "\\\$$decimal = \\{3, 5, 9, 17\\}"
 111 gdb_test "print i4a + 1" "\\\$$decimal = \\{3, 5, 9, 17\\}"
 112 gdb_test "print 1 + i4a" "\\\$$decimal = \\{3, 5, 9, 17\\}"
 113 gdb_test "print fa - f4b" "\\\$$decimal = \\{1, 0, -6, -2\\}"
 114 gdb_test "print 2 - f4b" "\\\$$decimal = \\{1, 0, -6, -2\\}"
 115 gdb_test "print f4a * fb" "\\\$$decimal = \\{2, 4, 8, 16\\}"
 116 gdb_test "print f4a * 1" "\\\$$decimal = \\{2, 4, 8, 16\\}"
 117 gdb_test "print ia / i4b" "\\\$$decimal = \\{2, 1, 0, 0\\}"
 118 gdb_test "print 2 / i4b" "\\\$$decimal = \\{2, 1, 0, 0\\}"
 119 gdb_test "print i4a % ib" "\\\$$decimal = \\{0, 0, 0, 0\\}"
 120 gdb_test "print i4a % 1" "\\\$$decimal = \\{0, 0, 0, 0\\}"
 121 gdb_test "print ia & i4b" "\\\$$decimal = \\{0, 2, 0, 0\\}"
 122 gdb_test "print 2 & i4b" "\\\$$decimal = \\{0, 2, 0, 0\\}"
 123 gdb_test "print i4a | ib" "\\\$$decimal = \\{3, 5, 9, 17\\}"
 124 gdb_test "print i4a | 1" "\\\$$decimal = \\{3, 5, 9, 17\\}"
 125 gdb_test "print ia ^ i4b" "\\\$$decimal = \\{3, 0, 10, 6\\}"
 126 gdb_test "print 2 ^ i4b" "\\\$$decimal = \\{3, 0, 10, 6\\}"
 127 gdb_test "print i4a << ib" "\\\$$decimal = \\{4, 8, 16, 32\\}"
 128 gdb_test "print i4a << 1" "\\\$$decimal = \\{4, 8, 16, 32\\}"
 129 gdb_test "print i4a >> ib" "\\\$$decimal = \\{1, 2, 4, 8\\}"
 130 gdb_test "print i4a >> 1" "\\\$$decimal = \\{1, 2, 4, 8\\}"
 131
 132 gdb_test "print i4a = \{2, 4, 8, 16\}" "\\\$$decimal = \\{2, 4, 8, 16\\}"
 133 gdb_test "print i4a <<= ib" "\\\$$decimal = \\{4, 8, 16, 32\\}"
 134
 135 # Test some error scenarios
 136 gdb_test "print i4a + d2" "Cannot perform operation on vectors with different types"
 137 gdb_test "print d2 + i4a" "Cannot perform operation on vectors with different types"
 138 gdb_test "print f4a + ll2" "Cannot perform operation on vectors with different types"
 139 gdb_test "print ll2 + f4a" "Cannot perform operation on vectors with different types"
 140 gdb_test "print i2 + ll2" "Cannot perform operation on vectors with different types"
 141 gdb_test "print ll2 + i2" "Cannot perform operation on vectors with different types"
 142 gdb_test "print i4a + ll2" "Cannot perform operation on vectors with different types"
 143 gdb_test "print ll2 + i4a" "Cannot perform operation on vectors with different types"
 144 gdb_test "print f4a + d2" "Cannot perform operation on vectors with different types"
 145 gdb_test "print d2 + f4a" "Cannot perform operation on vectors with different types"
 146 gdb_test "print ui4 + i4a" "Cannot perform operation on vectors with different types"
 147 gdb_test "print i4a + ui4" "Cannot perform operation on vectors with different types"
 148 gdb_test "print i4a + i2" "Cannot perform operation on vectors with different types"
 149 gdb_test "print i2 + i4a" "Cannot perform operation on vectors with different types"
 150 gdb_test "print f4a + f2" "Cannot perform operation on vectors with different types"
 151 gdb_test "print f2 + f4a" "Cannot perform operation on vectors with different types"
 152
 153 gdb_test "print (double2) f2" "Cannot convert between vector values of different sizes"
 154 gdb_test "print (int4) c4" "Cannot convert between vector values of different sizes"
 155 gdb_test "print (char4) i4a" "Cannot convert between vector values of different sizes"
 156
 157 # Test ptype on vector types.
 158 gdb_test "ptype c4" "type = char __attribute__ \\(\\(vector_size\\(4\\)\\)\\)"
 159 gdb_test "ptype char4" "type = char __attribute__ \\(\\(vector_size\\(4\\)\\)\\)"
 160 gdb_test "ptype i4a" "type = int __attribute__ \\(\\(vector_size\\(4\\)\\)\\)"
 161 gdb_test "ptype int4" "type = int __attribute__ \\(\\(vector_size\\(4\\)\\)\\)"
 162 gdb_test "ptype f4b" "type = float __attribute__ \\(\\(vector_size\\(4\\)\\)\\)"
 163 gdb_test "ptype float4" "type = float __attribute__ \\(\\(vector_size\\(4\\)\\)\\)"
 164
 165 gdb_test "ptype union_with_vector_1" "type = union {\r\n\[\t \]+int i;\r\n\[\t \]+char cv __attribute__ \\(\\(vector_size\\(4\\)\\)\\);\r\n}"
 166 gdb_test "ptype struct_with_vector_1" "type = struct {\r\n\[\t \]+int i;\r\n\[\t \]+char cv __attribute__ \\(\\(vector_size\\(4\\)\\)\\);\r\n\[\t \]+float4 f4;\r\n}"