none/tests/s390x/xor.h

   1 #include <stdio.h>
   2
   3 /* Dummy variable. Needed to work around GCC code generation bugs */
   4 volatile long v;
   5
   6 #define XOR_REG_MEM(insn, s1, s2)                       \
   7 ({                                                      \
   8         unsigned long tmp = s1;                         \
   9         int cc;                                         \
  10         asm volatile(   #insn " %0, %3\n"               \
  11                         "ipm %1\n"                      \
  12                         "srl %1,28\n"                   \
  13                         : "+d" (tmp), "=d" (cc)         \
  14                         : "d" (tmp), "Q" (s2)           \
  15                         : "0", "cc");                   \
  16         printf(#insn " %16.16lX ^ %16.16lX = %16.16lX (cc=%d)\n", s1, s2, tmp, cc); \
  17 })
  18
  19 #define XOR_REG_REG(insn, s1, s2)                       \
  20 ({                                                      \
  21         unsigned long tmp = s1;                         \
  22         int cc;                                         \
  23         asm volatile(   #insn " %0, %3\n"               \
  24                         "ipm %1\n"                      \
  25                         "srl %1,28\n"                   \
  26                         : "+d" (tmp), "=d" (cc)         \
  27                         : "d" (tmp), "d" (s2)           \
  28                         : "0", "cc");                   \
  29         printf(#insn " %16.16lX ^ %16.16lX = %16.16lX (cc=%d)\n", s1, s2, tmp, cc); \
  30 })
  31
  32 #define XOR_REG_IMM(insn, s1, s2)                       \
  33 ({                                                      \
  34         register unsigned long tmp asm("2") = s1;       \
  35         int cc;                                         \
  36         asm volatile(   insn(2,s2)                      \
  37                         "ipm %1\n"                      \
  38                         "srl %1,28\n"                   \
  39                         : "+d" (tmp), "=d" (cc)         \
  40                         : "d" (tmp)                     \
  41                         : "cc");                        \
  42         v = tmp; /* work around GCC code gen bug */     \
  43         printf(#insn " %16.16lX ^ %16.16lX = %16.16lX (cc=%d)\n", s1, (unsigned long) 0x##s2, v, cc); \
  44 })
  45
  46 #define XOR_MEM_IMM(insn, s1, s2)                       \
  47 ({                                                      \
  48         unsigned long tmp = s1;                         \
  49         int cc;                                         \
  50         asm volatile(   #insn " %0," #s2 "\n"           \
  51                         "ipm %1\n"                      \
  52                         "srl %1,28\n"                   \
  53                         : "+Q" (tmp), "=d" (cc)         \
  54                         : "Q" (tmp)                     \
  55                         : "0", "cc");                   \
  56         printf(#insn " %16.16lX ^ %16.16lX = %16.16lX (cc=%d)\n", s1, (unsigned long) s2, tmp, cc); \
  57 })
  58
  59
  60 #define memsweep(i, s2)                                 \
  61 ({                                                      \
  62         XOR_REG_MEM(i, 0ul, s2);                        \
  63         XOR_REG_MEM(i, 1ul, s2);                        \
  64         XOR_REG_MEM(i, 0xfffful, s2);                   \
  65         XOR_REG_MEM(i, 0x7ffful, s2);                   \
  66         XOR_REG_MEM(i, 0x8000ul, s2);                   \
  67         XOR_REG_MEM(i, 0xfffffffful, s2);               \
  68         XOR_REG_MEM(i, 0x80000000ul, s2);               \
  69         XOR_REG_MEM(i, 0x7ffffffful, s2);               \
  70         XOR_REG_MEM(i, 0xaaaaaaaaaaaaaaaaul, s2);       \
  71         XOR_REG_MEM(i, 0x8000000000000000ul, s2);       \
  72         XOR_REG_MEM(i, 0xfffffffffffffffful, s2);       \
  73         XOR_REG_MEM(i, 0x5555555555555555ul, s2);       \
  74 })
  75
  76 #define regsweep(i, s2)                                 \
  77 ({                                                      \
  78         XOR_REG_REG(i, 0ul, s2);                        \
  79         XOR_REG_REG(i, 1ul, s2);                        \
  80         XOR_REG_REG(i, 0xfffful, s2);                   \
  81         XOR_REG_REG(i, 0x7ffful, s2);                   \
  82         XOR_REG_REG(i, 0x8000ul, s2);                   \
  83         XOR_REG_REG(i, 0xfffffffful, s2);               \
  84         XOR_REG_REG(i, 0x80000000ul, s2);               \
  85         XOR_REG_REG(i, 0x7ffffffful, s2);               \
  86         XOR_REG_REG(i, 0xaaaaaaaaaaaaaaaaul, s2);       \
  87         XOR_REG_REG(i, 0x8000000000000000ul, s2);       \
  88         XOR_REG_REG(i, 0xfffffffffffffffful, s2);       \
  89         XOR_REG_REG(i, 0x5555555555555555ul, s2);       \
  90 })
  91
  92 #define immsweep(i, s2)                                 \
  93 ({                                                      \
  94         XOR_REG_IMM(i, 0ul, s2);                        \
  95         XOR_REG_IMM(i, 1ul, s2);                        \
  96         XOR_REG_IMM(i, 0xfffful, s2);                   \
  97         XOR_REG_IMM(i, 0x7ffful, s2);                   \
  98         XOR_REG_IMM(i, 0x8000ul, s2);                   \
  99         XOR_REG_IMM(i, 0xfffffffful, s2);               \
 100         XOR_REG_IMM(i, 0x80000000ul, s2);               \
 101         XOR_REG_IMM(i, 0x7ffffffful, s2);               \
 102         XOR_REG_IMM(i, 0xaaaaaaaaaaaaaaaaul, s2);       \
 103         XOR_REG_IMM(i, 0x8000000000000000ul, s2);       \
 104         XOR_REG_IMM(i, 0xfffffffffffffffful, s2);       \
 105         XOR_REG_IMM(i, 0x5555555555555555ul, s2);       \
 106 })
 107
 108 #define memimmsweep(i, s2)                              \
 109 ({                                                      \
 110         XOR_MEM_IMM(i, 0ul, s2);                        \
 111         XOR_MEM_IMM(i, 1ul, s2);                        \
 112         XOR_MEM_IMM(i, 0xfffful, s2);                   \
 113         XOR_MEM_IMM(i, 0x7ffful, s2);                   \
 114         XOR_MEM_IMM(i, 0x8000ul, s2);                   \
 115         XOR_MEM_IMM(i, 0xfffffffful, s2);               \
 116         XOR_MEM_IMM(i, 0x80000000ul, s2);               \
 117         XOR_MEM_IMM(i, 0x7ffffffful, s2);               \
 118         XOR_MEM_IMM(i, 0xaaaaaaaaaaaaaaaaul, s2);       \
 119         XOR_MEM_IMM(i, 0x8000000000000000ul, s2);       \
 120         XOR_MEM_IMM(i, 0xfffffffffffffffful, s2);       \
 121         XOR_MEM_IMM(i, 0x5555555555555555ul, s2);       \
 122 })
 123
 124 #define XOR_XY(s1, s2)                                  \
 125 ({                                                      \
 126         register unsigned long tmp asm("1") = s1;       \
 127         register unsigned long *addr asm("2") = &s2;    \
 128         int cc;                                         \
 129         asm volatile(   XY(1,0,2,000,00)                \
 130                         "ipm %1\n"                      \
 131                         "srl %1,28\n"                   \
 132                         : "+d" (tmp), "=d" (cc)         \
 133                         : "d" (tmp), "d"(addr)          \
 134                         : "cc");                \
 135         printf("xy %16.16lX ^ %16.16lX = %16.16lX (cc=%d)\n", s1, s2, tmp, cc); \
 136 })
 137
 138 #define XOR_XIY(s1, i2)                                 \
 139 ({                                                      \
 140         unsigned long tmp = s1;                         \
 141         register unsigned long *addr asm("2") = &tmp;   \
 142         int cc;                                         \
 143         asm volatile(   XIY(i2,2,000,00)                \
 144                         "ipm %1\n"                      \
 145                         "srl %1,28\n"                   \
 146                         : "+Q" (tmp), "=d" (cc)         \
 147                         : "Q" (tmp), "d" (addr)         \
 148                         : "cc");                \
 149         printf("xiy %16.16lX ^ %16.16lX = %16.16lX (cc=%d)\n", s1, (unsigned long) 0x##i2, tmp, cc); \
 150 })
 151
 152 #define xysweep(s2)                             \
 153 ({                                              \
 154         XOR_XY(0ul, s2);                        \
 155         XOR_XY(1ul, s2);                        \
 156         XOR_XY(0xfffful, s2);                   \
 157         XOR_XY(0x7ffful, s2);                   \
 158         XOR_XY(0x8000ul, s2);                   \
 159         XOR_XY(0xfffffffful, s2);               \
 160         XOR_XY(0x80000000ul, s2);               \
 161         XOR_XY(0x7ffffffful, s2);               \
 162         XOR_XY(0xaaaaaaaaaaaaaaaaul, s2);       \
 163         XOR_XY(0x8000000000000000ul, s2);       \
 164         XOR_XY(0xfffffffffffffffful, s2);       \
 165         XOR_XY(0x5555555555555555ul, s2);       \
 166 })
 167
 168 #define xiysweep(s2)                            \
 169 ({                                              \
 170         XOR_XIY(0ul, s2);                       \
 171         XOR_XIY(1ul, s2);                       \
 172         XOR_XIY(0xfffful, s2);                  \
 173         XOR_XIY(0x7ffful, s2);                  \
 174         XOR_XIY(0x8000ul, s2);                  \
 175         XOR_XIY(0xfffffffful, s2);              \
 176         XOR_XIY(0x80000000ul, s2);              \
 177         XOR_XIY(0x7ffffffful, s2);              \
 178         XOR_XIY(0xaaaaaaaaaaaaaaaaul, s2);      \
 179         XOR_XIY(0x8000000000000000ul, s2);      \
 180         XOR_XIY(0xfffffffffffffffful, s2);      \
 181         XOR_XIY(0x5555555555555555ul, s2);      \
 182 })