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root / tests / test-i386-shift.h @ 7aaabde7

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#define exec_op glue(exec_, OP)
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#define exec_opq glue(glue(exec_, OP), q)
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#define exec_opl glue(glue(exec_, OP), l)
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#define exec_opw glue(glue(exec_, OP), w)
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#define exec_opb glue(glue(exec_, OP), b)
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#ifndef OP_SHIFTD
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#ifdef OP_NOBYTE
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#define EXECSHIFT(size, rsize, res, s1, s2, flags) \
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    asm ("push %4\n\t"\
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         "popf\n\t"\
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         stringify(OP) size " %" rsize "2, %" rsize "0\n\t" \
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         "pushf\n\t"\
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         "pop %1\n\t"\
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         : "=g" (res), "=g" (flags)\
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         : "r" (s1), "0" (res), "1" (flags));
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#else
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#define EXECSHIFT(size, rsize, res, s1, s2, flags) \
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    asm ("push %4\n\t"\
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         "popf\n\t"\
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         stringify(OP) size " %%cl, %" rsize "0\n\t" \
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         "pushf\n\t"\
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         "pop %1\n\t"\
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         : "=q" (res), "=g" (flags)\
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         : "c" (s1), "0" (res), "1" (flags));
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#endif
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#if defined(__x86_64__)
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void exec_opq(long s2, long s0, long s1, long iflags)
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{
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    long res, flags;
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    res = s0;
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    flags = iflags;
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    EXECSHIFT("q", "", res, s1, s2, flags);
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    /* overflow is undefined if count != 1 */
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    if (s1 != 1)
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      flags &= ~CC_O;
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    printf("%-10s A=" FMTLX " B=" FMTLX " R=" FMTLX " CCIN=%04lx CC=%04lx\n",
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           stringify(OP) "q", s0, s1, res, iflags, flags & CC_MASK);
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}
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#endif
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void exec_opl(long s2, long s0, long s1, long iflags)
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{
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    long res, flags;
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    res = s0;
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    flags = iflags;
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    EXECSHIFT("l", "k", res, s1, s2, flags);
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    /* overflow is undefined if count != 1 */
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    if (s1 != 1)
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      flags &= ~CC_O;
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    printf("%-10s A=" FMTLX " B=" FMTLX " R=" FMTLX " CCIN=%04lx CC=%04lx\n",
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           stringify(OP) "l", s0, s1, res, iflags, flags & CC_MASK);
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}
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void exec_opw(long s2, long s0, long s1, long iflags)
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{
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    long res, flags;
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    res = s0;
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    flags = iflags;
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    EXECSHIFT("w", "w", res, s1, s2, flags);
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    /* overflow is undefined if count != 1 */
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    if (s1 != 1)
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      flags &= ~CC_O;
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    printf("%-10s A=" FMTLX " B=" FMTLX " R=" FMTLX " CCIN=%04lx CC=%04lx\n",
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           stringify(OP) "w", s0, s1, res, iflags, flags & CC_MASK);
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}
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#else
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#define EXECSHIFT(size, rsize, res, s1, s2, flags) \
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    asm ("push %4\n\t"\
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         "popf\n\t"\
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         stringify(OP) size " %%cl, %" rsize "5, %" rsize "0\n\t" \
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         "pushf\n\t"\
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         "pop %1\n\t"\
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         : "=g" (res), "=g" (flags)\
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         : "c" (s1), "0" (res), "1" (flags), "r" (s2));
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#if defined(__x86_64__)
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void exec_opq(long s2, long s0, long s1, long iflags)
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{
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    long res, flags;
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    res = s0;
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    flags = iflags;
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    EXECSHIFT("q", "", res, s1, s2, flags);
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    /* overflow is undefined if count != 1 */
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    if (s1 != 1)
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      flags &= ~CC_O;
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    printf("%-10s A=" FMTLX " B=" FMTLX " C=" FMTLX " R=" FMTLX " CCIN=%04lx CC=%04lx\n",
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           stringify(OP) "q", s0, s2, s1, res, iflags, flags & CC_MASK);
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}
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#endif
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void exec_opl(long s2, long s0, long s1, long iflags)
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{
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    long res, flags;
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    res = s0;
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    flags = iflags;
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    EXECSHIFT("l", "k", res, s1, s2, flags);
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    /* overflow is undefined if count != 1 */
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    if (s1 != 1)
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      flags &= ~CC_O;
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    printf("%-10s A=" FMTLX " B=" FMTLX " C=" FMTLX " R=" FMTLX " CCIN=%04lx CC=%04lx\n",
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           stringify(OP) "l", s0, s2, s1, res, iflags, flags & CC_MASK);
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}
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void exec_opw(long s2, long s0, long s1, long iflags)
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{
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    long res, flags;
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    res = s0;
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    flags = iflags;
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    EXECSHIFT("w", "w", res, s1, s2, flags);
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    /* overflow is undefined if count != 1 */
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    if (s1 != 1)
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      flags &= ~CC_O;
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    printf("%-10s A=" FMTLX " B=" FMTLX " C=" FMTLX " R=" FMTLX " CCIN=%04lx CC=%04lx\n",
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           stringify(OP) "w", s0, s2, s1, res, iflags, flags & CC_MASK);
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}
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#endif
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#ifndef OP_NOBYTE
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void exec_opb(long s0, long s1, long iflags)
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{
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    long res, flags;
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    res = s0;
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    flags = iflags;
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    EXECSHIFT("b", "b", res, s1, 0, flags);
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    /* overflow is undefined if count != 1 */
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    if (s1 != 1)
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      flags &= ~CC_O;
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    printf("%-10s A=" FMTLX " B=" FMTLX " R=" FMTLX " CCIN=%04lx CC=%04lx\n",
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           stringify(OP) "b", s0, s1, res, iflags, flags & CC_MASK);
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}
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#endif
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void exec_op(long s2, long s0, long s1)
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{
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    s2 = i2l(s2);
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    s0 = i2l(s0);
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#if defined(__x86_64__)
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    exec_opq(s2, s0, s1, 0);
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#endif
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    exec_opl(s2, s0, s1, 0);
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#ifdef OP_SHIFTD
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    if (s1 <= 15)
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        exec_opw(s2, s0, s1, 0);
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#else
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    exec_opw(s2, s0, s1, 0);
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#endif
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#ifndef OP_NOBYTE
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    exec_opb(s0, s1, 0);
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#endif
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#ifdef OP_CC
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#if defined(__x86_64__)
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    exec_opq(s2, s0, s1, CC_C);
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#endif
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    exec_opl(s2, s0, s1, CC_C);
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    exec_opw(s2, s0, s1, CC_C);
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    exec_opb(s0, s1, CC_C);
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#endif
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}
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void glue(test_, OP)(void)
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{
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    int i, n;
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#if defined(__x86_64__)
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    n = 64;
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#else
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    n = 32;
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#endif
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    for(i = 0; i < n; i++)
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        exec_op(0x21ad3d34, 0x12345678, i);
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    for(i = 0; i < n; i++)
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        exec_op(0x813f3421, 0x82345679, i);
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}
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void *glue(_test_, OP) __init_call = glue(test_, OP);
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#undef OP
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#undef OP_CC
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#undef OP_SHIFTD
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#undef OP_NOBYTE
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#undef EXECSHIFT
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