178 lines
4.6 KiB
C
178 lines
4.6 KiB
C
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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, res, s1, s2, flags) \
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asm ("pushq %4\n\t"\
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"popfq\n\t"\
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stringify(OP) size " %" size "2, %" size "0\n\t" \
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"pushfq\n\t"\
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"popq %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, res, s1, s2, flags) \
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asm ("pushq %4\n\t"\
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"popfq\n\t"\
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stringify(OP) size " %%cl, %" size "0\n\t" \
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"pushfq\n\t"\
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"popq %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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void exec_opq(int64 s2, int64 s0, int64 s1, int64 iflags)
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{
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int64 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=%016llx B=%016llx R=%016llx CCIN=%04llx CC=%04llx\n",
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stringify(OP) "q", s0, s1, res, iflags, flags & CC_MASK);
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}
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void exec_opl(int64 s2, int64 s0, int64 s1, int64 iflags)
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{
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int64 res, flags;
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res = s0;
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flags = iflags;
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EXECSHIFT("", 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=%016llx B=%016llx R=%016llx CCIN=%04llx CC=%04llx\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(int64 s2, int64 s0, int64 s1, int64 iflags)
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{
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int64 res, flags;
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res = s0;
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flags = iflags;
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EXECSHIFT("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=%016llx B=%016llx R=%016llx CCIN=%04llx CC=%04llx\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, res, s1, s2, flags) \
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asm ("pushq %4\n\t"\
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"popfq\n\t"\
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stringify(OP) size " %%cl, %" size "5, %" size "0\n\t" \
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"pushfq\n\t"\
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"popq %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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void exec_opl(int64 s2, int64 s0, int64 s1, int64 iflags)
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{
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int64 res, flags;
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res = s0;
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flags = iflags;
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EXECSHIFT("", 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=%016llx B=%016llx C=%016llx R=%016llx CCIN=%04llx CC=%04llx\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(int64 s2, int64 s0, int64 s1, int64 iflags)
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{
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int64 res, flags;
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res = s0;
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flags = iflags;
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EXECSHIFT("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=%016llx B=%016llx C=%016llx R=%016llx CCIN=%04llx CC=%04llx\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(int64 s0, int64 s1, int64 iflags)
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{
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int64 res, flags;
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res = s0;
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flags = iflags;
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EXECSHIFT("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=%016llx B=%016llx R=%016llx CCIN=%04llx CC=%04llx\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(int64 s2, int64 s0, int64 s1)
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{
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int64 o,s,z,a,c,p,flags_in;
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for (o = 0; o < 2; o++) {
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for (s = 0; s < 2; s++) {
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for (z = 0; z < 2; z++) {
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for (a = 0; a < 2; a++) {
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for (c = 0; c < 2; c++) {
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for (p = 0; p < 2; p++) {
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flags_in = (o ? CC_O : 0)
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| (s ? CC_S : 0)
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| (z ? CC_Z : 0)
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| (a ? CC_A : 0)
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| (c ? CC_C : 0)
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| (p ? CC_P : 0);
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exec_opq(s2, s0, s1, flags_in);
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if (s1 <= 31)
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exec_opl(s2, s0, s1, flags_in);
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#ifdef OP_SHIFTD
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if (s1 <= 15)
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exec_opw(s2, s0, s1, flags_in);
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#else
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exec_opw(s2, s0, s1, flags_in);
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#endif
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#ifndef OP_NOBYTE
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exec_opb(s0, s1, flags_in);
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#endif
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#ifdef OP_CC
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exec_opq(s2, s0, s1, flags_in);
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exec_opl(s2, s0, s1, flags_in);
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exec_opw(s2, s0, s1, flags_in);
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exec_opb(s0, s1, flags_in);
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#endif
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}}}}}}
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}
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void glue(test_, OP)(void)
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{
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int64 i;
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for(i = 0; i < 64; i++)
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exec_op(0x3141592721ad3d34, 0x2718284612345678, i);
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for(i = 0; i < 64; i++)
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exec_op(0x31415927813f3421, 0x2718284682345678, 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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