LXR qemu/tests/tcg/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__)
  31void 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
  45void 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
  58void 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__)
  82void 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
  96void 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
 109void 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
 125void 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
 139void 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    exec_opw(s2, s0, s1, 0);
 149#else
 150    exec_opw(s2, s0, s1, 0);
 151#endif
 152#ifndef OP_NOBYTE
 153    exec_opb(s0, s1, 0);
 154#endif
 155#ifdef OP_CC
 156#if defined(__x86_64__)
 157    exec_opq(s2, s0, s1, CC_C);
 158#endif
 159    exec_opl(s2, s0, s1, CC_C);
 160    exec_opw(s2, s0, s1, CC_C);
 161    exec_opb(s0, s1, CC_C);
 162#endif
 163}
 164
 165void glue(test_, OP)(void)
 166{
 167    int i, n;
 168#if defined(__x86_64__)
 169    n = 64;
 170#else
 171    n = 32;
 172#endif
 173    for(i = 0; i < n; i++)
 174        exec_op(0x21ad3d34, 0x12345678, i);
 175    for(i = 0; i < n; i++)
 176        exec_op(0x813f3421, 0x82345679, i);
 177}
 178
 179void *glue(_test_, OP) __init_call = glue(test_, OP);
 180
 181#undef OP
 182#undef OP_CC
 183#undef OP_SHIFTD
 184#undef OP_NOBYTE
 185#undef EXECSHIFT
 186