tests/test-i386-shift.h

   1
   2 #define exec_op glue(exec_, OP)
   3 #define exec_opq glue(glue(exec_, OP), q)
   4 #define exec_opl glue(glue(exec_, OP), l)
   5 #define exec_opw glue(glue(exec_, OP), w)
   6 #define exec_opb glue(glue(exec_, OP), b)
   7
   8 #ifndef OP_SHIFTD
   9
  10 #ifdef OP_NOBYTE
  11 #define EXECSHIFT(size, rsize, res, s1, s2, flags) \
  12     asm ("push %4\n\t"\
  13          "popf\n\t"\
  14          stringify(OP) size " %" rsize "2, %" rsize "0\n\t" \
  15          "pushf\n\t"\
  16          "pop %1\n\t"\
  17          : "=g" (res), "=g" (flags)\
  18          : "r" (s1), "0" (res), "1" (flags));
  19 #else
  20 #define EXECSHIFT(size, rsize, res, s1, s2, flags) \
  21     asm ("push %4\n\t"\
  22          "popf\n\t"\
  23          stringify(OP) size " %%cl, %" rsize "0\n\t" \
  24          "pushf\n\t"\
  25          "pop %1\n\t"\
  26          : "=q" (res), "=g" (flags)\
  27          : "c" (s1), "0" (res), "1" (flags));
  28 #endif
  29
  30 #if defined(__x86_64__)
  31 void exec_opq(long s2, long s0, long s1, long iflags)
  32 {
  33     long res, flags;
  34     res = s0;
  35     flags = iflags;
  36     EXECSHIFT("q", "", res, s1, s2, flags);
  37     /* overflow is undefined if count != 1 */
  38     if (s1 != 1)
  39       flags &= ~CC_O;
  40     printf("%-10s A=" FMTLX " B=" FMTLX " R=" FMTLX " CCIN=%04lx CC=%04lx\n",
  41            stringify(OP) "q", s0, s1, res, iflags, flags & CC_MASK);
  42 }
  43 #endif
  44
  45 void exec_opl(long s2, long s0, long s1, long iflags)
  46 {
  47     long res, flags;
  48     res = s0;
  49     flags = iflags;
  50     EXECSHIFT("l", "k", res, s1, s2, flags);
  51     /* overflow is undefined if count != 1 */
  52     if (s1 != 1)
  53       flags &= ~CC_O;
  54     printf("%-10s A=" FMTLX " B=" FMTLX " R=" FMTLX " CCIN=%04lx CC=%04lx\n",
  55            stringify(OP) "l", s0, s1, res, iflags, flags & CC_MASK);
  56 }
  57
  58 void exec_opw(long s2, long s0, long s1, long iflags)
  59 {
  60     long res, flags;
  61     res = s0;
  62     flags = iflags;
  63     EXECSHIFT("w", "w", res, s1, s2, flags);
  64     /* overflow is undefined if count != 1 */
  65     if (s1 != 1)
  66       flags &= ~CC_O;
  67     printf("%-10s A=" FMTLX " B=" FMTLX " R=" FMTLX " CCIN=%04lx CC=%04lx\n",
  68            stringify(OP) "w", s0, s1, res, iflags, flags & CC_MASK);
  69 }
  70
  71 #else
  72 #define EXECSHIFT(size, rsize, res, s1, s2, flags) \
  73     asm ("push %4\n\t"\
  74          "popf\n\t"\
  75          stringify(OP) size " %%cl, %" rsize "5, %" rsize "0\n\t" \
  76          "pushf\n\t"\
  77          "pop %1\n\t"\
  78          : "=g" (res), "=g" (flags)\
  79          : "c" (s1), "0" (res), "1" (flags), "r" (s2));
  80
  81 #if defined(__x86_64__)
  82 void exec_opq(long s2, long s0, long s1, long iflags)
  83 {
  84     long res, flags;
  85     res = s0;
  86     flags = iflags;
  87     EXECSHIFT("q", "", res, s1, s2, flags);
  88     /* overflow is undefined if count != 1 */
  89     if (s1 != 1)
  90       flags &= ~CC_O;
  91     printf("%-10s A=" FMTLX " B=" FMTLX " C=" FMTLX " R=" FMTLX " CCIN=%04lx CC=%04lx\n",
  92            stringify(OP) "q", s0, s2, s1, res, iflags, flags & CC_MASK);
  93 }
  94 #endif
  95
  96 void exec_opl(long s2, long s0, long s1, long iflags)
  97 {
  98     long res, flags;
  99     res = s0;
 100     flags = iflags;
 101     EXECSHIFT("l", "k", res, s1, s2, flags);
 102     /* overflow is undefined if count != 1 */
 103     if (s1 != 1)
 104       flags &= ~CC_O;
 105     printf("%-10s A=" FMTLX " B=" FMTLX " C=" FMTLX " R=" FMTLX " CCIN=%04lx CC=%04lx\n",
 106            stringify(OP) "l", s0, s2, s1, res, iflags, flags & CC_MASK);
 107 }
 108
 109 void exec_opw(long s2, long s0, long s1, long iflags)
 110 {
 111     long res, flags;
 112     res = s0;
 113     flags = iflags;
 114     EXECSHIFT("w", "w", res, s1, s2, flags);
 115     /* overflow is undefined if count != 1 */
 116     if (s1 != 1)
 117       flags &= ~CC_O;
 118     printf("%-10s A=" FMTLX " B=" FMTLX " C=" FMTLX " R=" FMTLX " CCIN=%04lx CC=%04lx\n",
 119            stringify(OP) "w", s0, s2, s1, res, iflags, flags & CC_MASK);
 120 }
 121
 122 #endif
 123
 124 #ifndef OP_NOBYTE
 125 void exec_opb(long s0, long s1, long iflags)
 126 {
 127     long res, flags;
 128     res = s0;
 129     flags = iflags;
 130     EXECSHIFT("b", "b", res, s1, 0, flags);
 131     /* overflow is undefined if count != 1 */
 132     if (s1 != 1)
 133       flags &= ~CC_O;
 134     printf("%-10s A=" FMTLX " B=" FMTLX " R=" FMTLX " CCIN=%04lx CC=%04lx\n",
 135            stringify(OP) "b", s0, s1, res, iflags, flags & CC_MASK);
 136 }
 137 #endif
 138
 139 void exec_op(long s2, long s0, long s1)
 140 {
 141     s2 = i2l(s2);
 142     s0 = i2l(s0);
 143 #if defined(__x86_64__)
 144     exec_opq(s2, s0, s1, 0);
 145 #endif
 146     exec_opl(s2, s0, s1, 0);
 147 #ifdef OP_SHIFTD
 148     if (s1 <= 15)
 149         exec_opw(s2, s0, s1, 0);
 150 #else
 151     exec_opw(s2, s0, s1, 0);
 152 #endif
 153 #ifndef OP_NOBYTE
 154     exec_opb(s0, s1, 0);
 155 #endif
 156 #ifdef OP_CC
 157 #if defined(__x86_64__)
 158     exec_opq(s2, s0, s1, CC_C);
 159 #endif
 160     exec_opl(s2, s0, s1, CC_C);
 161     exec_opw(s2, s0, s1, CC_C);
 162     exec_opb(s0, s1, CC_C);
 163 #endif
 164 }
 165
 166 void glue(test_, OP)(void)
 167 {
 168     int i, n;
 169 #if defined(__x86_64__)
 170     n = 64;
 171 #else
 172     n = 32;
 173 #endif
 174     for(i = 0; i < n; i++)
 175         exec_op(0x21ad3d34, 0x12345678, i);
 176     for(i = 0; i < n; i++)
 177         exec_op(0x813f3421, 0x82345679, i);
 178 }
 179
 180 void *glue(_test_, OP) __init_call = glue(test_, OP);
 181
 182 #undef OP
 183 #undef OP_CC
 184 #undef OP_SHIFTD
 185 #undef OP_NOBYTE
 186 #undef EXECSHIFT
 187