test/FrontendC/Atomics-no64bit.c

   1 // Test frontend handling of __sync builtins.
   2 // Modified from a gcc testcase.
   3 // RUN: %llvmgcc -S %s -o - | grep atomic | count 150
   4 // RUN: %llvmgcc -S %s -o - | grep p0i8 | count 50
   5 // RUN: %llvmgcc -S %s -o - | grep p0i16 | count 50
   6 // RUN: %llvmgcc -S %s -o - | grep p0i32 | count 50
   7 // RUN: %llvmgcc -S %s -o - | grep volatile | count 6
   8
   9 // Currently this is implemented only for Alpha, X86, PowerPC.
  10 // Add your target here if it doesn't work.
  11 // This version of the test does not include long long.
  12 // XFAIL: sparc|arm|ia64
  13
  14 signed char sc;
  15 unsigned char uc;
  16 signed short ss;
  17 unsigned short us;
  18 signed int si;
  19 unsigned int ui;
  20
  21 void test_op_ignore (void)
  22 {
  23   (void) __sync_fetch_and_add (&sc, 1);
  24   (void) __sync_fetch_and_add (&uc, 1);
  25   (void) __sync_fetch_and_add (&ss, 1);
  26   (void) __sync_fetch_and_add (&us, 1);
  27   (void) __sync_fetch_and_add (&si, 1);
  28   (void) __sync_fetch_and_add (&ui, 1);
  29
  30   (void) __sync_fetch_and_sub (&sc, 1);
  31   (void) __sync_fetch_and_sub (&uc, 1);
  32   (void) __sync_fetch_and_sub (&ss, 1);
  33   (void) __sync_fetch_and_sub (&us, 1);
  34   (void) __sync_fetch_and_sub (&si, 1);
  35   (void) __sync_fetch_and_sub (&ui, 1);
  36
  37   (void) __sync_fetch_and_or (&sc, 1);
  38   (void) __sync_fetch_and_or (&uc, 1);
  39   (void) __sync_fetch_and_or (&ss, 1);
  40   (void) __sync_fetch_and_or (&us, 1);
  41   (void) __sync_fetch_and_or (&si, 1);
  42   (void) __sync_fetch_and_or (&ui, 1);
  43
  44   (void) __sync_fetch_and_xor (&sc, 1);
  45   (void) __sync_fetch_and_xor (&uc, 1);
  46   (void) __sync_fetch_and_xor (&ss, 1);
  47   (void) __sync_fetch_and_xor (&us, 1);
  48   (void) __sync_fetch_and_xor (&si, 1);
  49   (void) __sync_fetch_and_xor (&ui, 1);
  50
  51   (void) __sync_fetch_and_and (&sc, 1);
  52   (void) __sync_fetch_and_and (&uc, 1);
  53   (void) __sync_fetch_and_and (&ss, 1);
  54   (void) __sync_fetch_and_and (&us, 1);
  55   (void) __sync_fetch_and_and (&si, 1);
  56   (void) __sync_fetch_and_and (&ui, 1);
  57
  58   (void) __sync_fetch_and_nand (&sc, 1);
  59   (void) __sync_fetch_and_nand (&uc, 1);
  60   (void) __sync_fetch_and_nand (&ss, 1);
  61   (void) __sync_fetch_and_nand (&us, 1);
  62   (void) __sync_fetch_and_nand (&si, 1);
  63   (void) __sync_fetch_and_nand (&ui, 1);
  64 }
  65
  66 void test_fetch_and_op (void)
  67 {
  68   sc = __sync_fetch_and_add (&sc, 11);
  69   uc = __sync_fetch_and_add (&uc, 11);
  70   ss = __sync_fetch_and_add (&ss, 11);
  71   us = __sync_fetch_and_add (&us, 11);
  72   si = __sync_fetch_and_add (&si, 11);
  73   ui = __sync_fetch_and_add (&ui, 11);
  74
  75   sc = __sync_fetch_and_sub (&sc, 11);
  76   uc = __sync_fetch_and_sub (&uc, 11);
  77   ss = __sync_fetch_and_sub (&ss, 11);
  78   us = __sync_fetch_and_sub (&us, 11);
  79   si = __sync_fetch_and_sub (&si, 11);
  80   ui = __sync_fetch_and_sub (&ui, 11);
  81
  82   sc = __sync_fetch_and_or (&sc, 11);
  83   uc = __sync_fetch_and_or (&uc, 11);
  84   ss = __sync_fetch_and_or (&ss, 11);
  85   us = __sync_fetch_and_or (&us, 11);
  86   si = __sync_fetch_and_or (&si, 11);
  87   ui = __sync_fetch_and_or (&ui, 11);
  88
  89   sc = __sync_fetch_and_xor (&sc, 11);
  90   uc = __sync_fetch_and_xor (&uc, 11);
  91   ss = __sync_fetch_and_xor (&ss, 11);
  92   us = __sync_fetch_and_xor (&us, 11);
  93   si = __sync_fetch_and_xor (&si, 11);
  94   ui = __sync_fetch_and_xor (&ui, 11);
  95
  96   sc = __sync_fetch_and_and (&sc, 11);
  97   uc = __sync_fetch_and_and (&uc, 11);
  98   ss = __sync_fetch_and_and (&ss, 11);
  99   us = __sync_fetch_and_and (&us, 11);
 100   si = __sync_fetch_and_and (&si, 11);
 101   ui = __sync_fetch_and_and (&ui, 11);
 102
 103   sc = __sync_fetch_and_nand (&sc, 11);
 104   uc = __sync_fetch_and_nand (&uc, 11);
 105   ss = __sync_fetch_and_nand (&ss, 11);
 106   us = __sync_fetch_and_nand (&us, 11);
 107   si = __sync_fetch_and_nand (&si, 11);
 108   ui = __sync_fetch_and_nand (&ui, 11);
 109 }
 110
 111 void test_op_and_fetch (void)
 112 {
 113   sc = __sync_add_and_fetch (&sc, uc);
 114   uc = __sync_add_and_fetch (&uc, uc);
 115   ss = __sync_add_and_fetch (&ss, uc);
 116   us = __sync_add_and_fetch (&us, uc);
 117   si = __sync_add_and_fetch (&si, uc);
 118   ui = __sync_add_and_fetch (&ui, uc);
 119
 120   sc = __sync_sub_and_fetch (&sc, uc);
 121   uc = __sync_sub_and_fetch (&uc, uc);
 122   ss = __sync_sub_and_fetch (&ss, uc);
 123   us = __sync_sub_and_fetch (&us, uc);
 124   si = __sync_sub_and_fetch (&si, uc);
 125   ui = __sync_sub_and_fetch (&ui, uc);
 126
 127   sc = __sync_or_and_fetch (&sc, uc);
 128   uc = __sync_or_and_fetch (&uc, uc);
 129   ss = __sync_or_and_fetch (&ss, uc);
 130   us = __sync_or_and_fetch (&us, uc);
 131   si = __sync_or_and_fetch (&si, uc);
 132   ui = __sync_or_and_fetch (&ui, uc);
 133
 134   sc = __sync_xor_and_fetch (&sc, uc);
 135   uc = __sync_xor_and_fetch (&uc, uc);
 136   ss = __sync_xor_and_fetch (&ss, uc);
 137   us = __sync_xor_and_fetch (&us, uc);
 138   si = __sync_xor_and_fetch (&si, uc);
 139   ui = __sync_xor_and_fetch (&ui, uc);
 140
 141   sc = __sync_and_and_fetch (&sc, uc);
 142   uc = __sync_and_and_fetch (&uc, uc);
 143   ss = __sync_and_and_fetch (&ss, uc);
 144   us = __sync_and_and_fetch (&us, uc);
 145   si = __sync_and_and_fetch (&si, uc);
 146   ui = __sync_and_and_fetch (&ui, uc);
 147
 148   sc = __sync_nand_and_fetch (&sc, uc);
 149   uc = __sync_nand_and_fetch (&uc, uc);
 150   ss = __sync_nand_and_fetch (&ss, uc);
 151   us = __sync_nand_and_fetch (&us, uc);
 152   si = __sync_nand_and_fetch (&si, uc);
 153   ui = __sync_nand_and_fetch (&ui, uc);
 154 }
 155
 156 void test_compare_and_swap (void)
 157 {
 158   sc = __sync_val_compare_and_swap (&sc, uc, sc);
 159   uc = __sync_val_compare_and_swap (&uc, uc, sc);
 160   ss = __sync_val_compare_and_swap (&ss, uc, sc);
 161   us = __sync_val_compare_and_swap (&us, uc, sc);
 162   si = __sync_val_compare_and_swap (&si, uc, sc);
 163   ui = __sync_val_compare_and_swap (&ui, uc, sc);
 164
 165   ui = __sync_bool_compare_and_swap (&sc, uc, sc);
 166   ui = __sync_bool_compare_and_swap (&uc, uc, sc);
 167   ui = __sync_bool_compare_and_swap (&ss, uc, sc);
 168   ui = __sync_bool_compare_and_swap (&us, uc, sc);
 169   ui = __sync_bool_compare_and_swap (&si, uc, sc);
 170   ui = __sync_bool_compare_and_swap (&ui, uc, sc);
 171 }
 172
 173 void test_lock (void)
 174 {
 175   sc = __sync_lock_test_and_set (&sc, 1);
 176   uc = __sync_lock_test_and_set (&uc, 1);
 177   ss = __sync_lock_test_and_set (&ss, 1);
 178   us = __sync_lock_test_and_set (&us, 1);
 179   si = __sync_lock_test_and_set (&si, 1);
 180   ui = __sync_lock_test_and_set (&ui, 1);
 181
 182   __sync_synchronize ();
 183
 184   __sync_lock_release (&sc);
 185   __sync_lock_release (&uc);
 186   __sync_lock_release (&ss);
 187   __sync_lock_release (&us);
 188   __sync_lock_release (&si);
 189   __sync_lock_release (&ui);
 190 }