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genbigswitch.cpp
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genbigswitch.cpp
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#include <iostream>
#include <iomanip> // setw
#include <string>
#include "code.hpp"
using namespace std;
// genbigswitch is a standalone program which generates the file
// sw.cpp, which is used by qmars.hpp. This code is everything but well
// organized, because I often had to modify huge parts in it. Another
// reason for this is that I do not know of any clean method to
// generate sourcecode, you are invited to make it better :)
void NextWarrior(ostream& os)
{
os << "currWarrior = currWarrior->next;" << endl;
}
void CheckDie(ostream& os)
{
os << "if (currWarrior->procQueue.empty()) {" << endl
<< " --warriorCount;" << endl
<< " if (warriorCount>1) {" << endl
<< " currWarrior->next = currWarrior->next->next;" << endl
<< " cycles -= cycles / (warriorCount+1);" << endl
<< " }" << endl
<< " else {" << endl
<< " cycles=1;" << endl
<< " }" << endl
<< "}" << endl;
NextWarrior(os);
}
void NextPos(ostream& os)
{
os << "if (++currPos==coreSentinel) currPos=core;" << endl;
}
void savePush(ostream& os, string pos)
{
os << "currWarrior->procQueue.savePush(" << pos << ");" << endl;
}
void pop(ostream& os)
{
os << "currWarrior->procQueue.pop();" << endl;
}
void popAndPush(ostream& os, string pos)
{
os << "currWarrior->procQueue.popAndPush(" << pos << ");" << endl;
}
void popAndPushNextPos(ostream& os)
{
// first try
// os << "if (currPos==coreSentinel1) currWarrior->procQueue.popAndPush(core);" << endl;
// os << "else currWarrior->procQueue.popAndPush(++currPos);" << endl;
// second try, a little faster
// os << "currWarrior->procQueue.popAndPush(currPos==coreSentinel1 ? core : ++currPos);" << endl;
// third try, even faster
os << "currWarrior->procQueue.popAndPush(currPos==coreSentinel1 ? core : currPos+1);" << endl;
}
// generate code for the specific needs
void GenCodeAddrMode(ostream& os, EAddrMode ma, EAddrMode mb,
bool da, bool ra_a, bool ra_b,
bool db, bool rb_a, bool rb_b)
{
os << "{" << endl;
os << "// a-field address mode calculation" << endl;
if (db || rb_a || rb_b || (ra_b && eIm) ||
(mb==ePreDecInA) || (mb==ePreDecInB) ||
(mb==ePostIncInB) || (mb==ePostIncInA))
os << "rb_b = currPos->valB;" << endl;
if (rb_a && (mb==eIm))
{
// necessary if B-mode is immediate
os << "rb_a = currPos->valA;" << endl;
}
switch (ma)
{
case eIm:
if (ra_a)
os << "ra_a = currPos->valA;" << endl;
if (ra_b)
os << "ra_b = rb_b;" << endl;
if (da)
os << "da = currPos;" << endl;
break;
case eDir:
if (da || ra_a || ra_b)
os << "da = currPos+currPos->valA;" << endl
<< "if (da >= coreSentinel) da -= TCoreSize;" << endl;
if (ra_a)
os << "ra_a = da->valA;" << endl;
if (ra_b)
os << "ra_b = da->valB;" << endl;
break;
case eInA:
if (da || ra_a || ra_b)
{
os << "da = currPos+currPos->valA;" << endl
<< "if (da >= coreSentinel) da -= TCoreSize;" << endl;
os << "da += da->valA;" << endl;
os << "if (da >= coreSentinel) da -= TCoreSize;" << endl;
}
if (ra_a)
os << "ra_a = da->valA;" << endl;
if (ra_b)
os << "ra_b = da->valB;" << endl;
break;
case eInB:
if (da || ra_a || ra_b)
{
os << "da = currPos+currPos->valA;" << endl
<< "if (da >= coreSentinel) da -= TCoreSize;" << endl;
os << "da += da->valB;" << endl;
os << "if (da >= coreSentinel) da -= TCoreSize;" << endl;
}
if (ra_a)
os << "ra_a = da->valA;" << endl;
if (ra_b)
os << "ra_b = da->valB;" << endl;
break;
case ePreDecInA:
// always inc/dec
os << "da = currPos+currPos->valA;" << endl
<< "if (da >= coreSentinel) da -= TCoreSize;" << endl;
if (da || ra_a || ra_b)
{
os << "ulong* pofs = &(da->valA);" << endl;
os << "ulong t = *pofs;" << endl;
os << "if (--t == -1UL) t=eCoreSize1;" << endl;
os << "*pofs = t;" << endl;
os << "da += t;" << endl
<< "if (da >= coreSentinel) da -= TCoreSize;" << endl;
}
else
os << "da->valA = (da->valA ? da->valA-1 : eCoreSize1);" << endl;
if (ra_a)
os << "ra_a = da->valA;" << endl;
if (ra_b)
os << "ra_b = da->valB;" << endl;
break;
case ePreDecInB:
// always inc/dec
os << "da = currPos+currPos->valA;" << endl
<< "if (da >= coreSentinel) da -= TCoreSize;" << endl;
if (da || ra_a || ra_b)
{
os << "ulong* pofs = &(da->valB);" << endl;
os << "ulong t = *pofs;" << endl;
os << "if (--t == -1UL) t=eCoreSize1;" << endl;
os << "*pofs = t;" << endl;
os << "da += t;" << endl
<< "if (da >= coreSentinel) da -= TCoreSize;" << endl;
}
else
os << "da->valB = (da->valB ? da->valB-1 : eCoreSize1);" << endl;
if (ra_a)
os << "ra_a = da->valA;" << endl;
if (ra_b)
os << "ra_b = da->valB;" << endl;
break;
case ePostIncInA:
// always inc/dec
os << "da = currPos+currPos->valA;" << endl
<< "if (da >= coreSentinel) da -= TCoreSize;" << endl;
os << "ulong* pofs = &(da->valA);" << endl;
os << "ulong t = *pofs;" << endl;
if (da || ra_a || ra_b)
os << "da += t;" << endl
<< "if (da >= coreSentinel) da -= TCoreSize;" << endl;
if (ra_a)
os << "ra_a = da->valA;" << endl;
if (ra_b)
os << "ra_b = da->valB;" << endl;
os << "if (++t == TCoreSize) t=0;" << endl;
os << "*pofs = t;" << endl;
break;
case ePostIncInB:
os << "da = currPos+currPos->valA;" << endl
<< "if (da >= coreSentinel) da -= TCoreSize;" << endl;
os << "ulong* pofs = &(da->valB);" << endl;
os << "ulong t = *pofs;" << endl;
if (da || ra_a || ra_b)
os << "da += t;" << endl
<< "if (da >= coreSentinel) da -= TCoreSize;" << endl;
if (ra_a)
os << "ra_a = da->valA;" << endl;
if (ra_b)
os << "ra_b = da->valB;" << endl;
os << "if (++t == TCoreSize) t=0;" << endl;
os << "*pofs = t;" << endl;
break;
default:
assert(0);
break;
}
os << "}" << endl;
os << "{" << endl;
os << "// b-field address mode calculation" << endl;
switch (mb)
{
case eIm:
// rb_a saved before a-mode calculation
if (db)
os << "db = currPos;" << endl;
break;
case eDir:
if (db || rb_a || rb_b)
os << "db = currPos+rb_b;" << endl
<< "if (db >= coreSentinel) db -= TCoreSize;" << endl;
if (rb_a)
os << "rb_a = db->valA;" << endl;
if (rb_b)
os << "rb_b = db->valB;" << endl;
break;
case eInA:
if (db || rb_a || rb_b)
{
os << "db = rb_b+currPos;" << endl
<< "if (db >= coreSentinel) db -= TCoreSize;" << endl;
os << "db += db->valA;" << endl;
os << "if (db >= coreSentinel) db -= TCoreSize;" << endl;
}
if (rb_a)
os << "rb_a = db->valA;" << endl;
if (rb_b)
os << "rb_b = db->valB;" << endl;
break;
case eInB:
if (db || rb_a || rb_b)
{
os << "db = rb_b+currPos;" << endl
<< "if (db >= coreSentinel) db -= TCoreSize;" << endl;
os << "db += db->valB;" << endl;
os << "if (db >= coreSentinel) db -= TCoreSize;" << endl;
}
if (rb_a)
os << "rb_a = db->valA;" << endl;
if (rb_b)
os << "rb_b = db->valB;" << endl;
break;
case ePreDecInA:
// always inc/dec
os << "db = rb_b+currPos;" << endl
<< "if (db >= coreSentinel) db -= TCoreSize;" << endl;
if (db || rb_a || rb_b)
{
os << "ulong* pofs = &(db->valA);" << endl;
os << "ulong t = *pofs;" << endl;
os << "if (--t == -1UL) t=eCoreSize1;" << endl;
os << "*pofs = t;" << endl;
os << "db += t;" << endl
<< "if (db >= coreSentinel) db -= TCoreSize;" << endl;
}
else
os << "db->valA = (db->valA ? db->valA-1 : eCoreSize1);" << endl;
if (rb_a)
os << "rb_a = db->valA;" << endl;
if (rb_b)
os << "rb_b = db->valB;" << endl;
break;
case ePreDecInB:
// always inc/dec
os << "db = rb_b+currPos;" << endl
<< "if (db >= coreSentinel) db -= TCoreSize;" << endl;
if (db || rb_a || rb_b)
{
os << "ulong* pofs = &(db->valB);" << endl;
os << "ulong t = *pofs;" << endl;
os << "if (--t == -1UL) t=eCoreSize1;" << endl;
os << "*pofs = t;" << endl;
os << "db += t;" << endl
<< "if (db >= coreSentinel) db -= TCoreSize;" << endl;
}
else
os << "db->valB = (db->valB ? db->valB-1 : eCoreSize1);" << endl;
if (rb_a)
os << "rb_a = db->valA;" << endl;
if (rb_b)
os << "rb_b = db->valB;" << endl;
break;
case ePostIncInA:
// always inc/dec
os << "db = rb_b+currPos;" << endl
<< "if (db >= coreSentinel) db -= TCoreSize;" << endl;
os << "ulong* pofs = &(db->valA);" << endl;
os << "ulong t = *pofs;" << endl;
if (db || rb_a || rb_b)
os << "db += t;" << endl
<< "if (db >= coreSentinel) db -= TCoreSize;" << endl;
if (rb_a)
os << "rb_a = db->valA;" << endl;
if (rb_b)
os << "rb_b = db->valB;" << endl;
os << "if (++t == TCoreSize) t=0;" << endl;
os << "*pofs = t;" << endl;
break;
case ePostIncInB:
os << "db = rb_b+currPos;" << endl
<< "if (db >= coreSentinel) db -= TCoreSize;" << endl;
os << "ulong* pofs = &(db->valB);" << endl;
os << "ulong t = *pofs;" << endl;
if (db || rb_a || rb_b)
os << "db += t;" << endl
<< "if (db >= coreSentinel) db -= TCoreSize;" << endl;
if (rb_a)
os << "rb_a = db->valA;" << endl;
if (rb_b)
os << "rb_b = db->valB;" << endl;
os << "if (++t == TCoreSize) t=0;" << endl;
os << "*pofs = t;" << endl;
break;
default:
assert(0);
break;
}
os << "}" << endl;
}
// generate the same code as above using local variables
void GenCodeAddrModeLocal(ostream& os, EAddrMode ma, EAddrMode mb,
bool da, bool ra_a, bool ra_b,
bool db, bool rb_a, bool rb_b)
{
os << "Code* da, *db;" << endl
<< "ulong ra_b, rb_a;" << endl
<< "ulong ra_a, rb_b;" << endl;
GenCodeAddrMode(os, ma, mb,
da, ra_a, ra_b,
db, rb_a, rb_b);
}
int main()
{
ostream & os=cout;
Code c;
////// generate 1st switch
// A, B Register values
os << "Code* da, *db;" << endl
<< "ulong ra_b, rb_a;" << endl
<< "ulong ra_a, rb_b;" << endl;
// effective addresses of instruction's a- and b-fields
os << "switch(currPos->ins & fieldASwitchMask)" << endl
<< "{" << endl;
// full address mode calculations
for (ulong i=0; i<64; i++)
{
os << "case " << i << ": // full calculation" << endl;
os << "{" << endl;
c.ins = i;
GenCodeAddrMode(os, c.GetAddrModeA(), c.GetAddrModeB(),
true, true, true,
true, true, true);
os << "}" << endl;
os << "break;" << endl
<< endl;
}
// special modes
for (ulong i=64; i < ((specialModes+1)<<specialPos); i++)
{
os << "case " << i << ": // ";
os.setf(ios::hex);
os.unsetf(ios::dec);
os.setf(ios::showbase);
os << i << endl;
os.setf(ios::dec);
os.unsetf(ios::showbase);
os.unsetf(ios::hex);
// set to something that does not need special handling
c.ins = i;
EOpCode op = c.GetOpCode();
EAddrMode ma = c.GetAddrModeA();
EAddrMode mb = c.GetAddrModeB();
os << "{" << endl;
// some special opcodes
switch (op)
{
case eDat:
GenCodeAddrModeLocal(os, ma, mb,
false, false, false,
false, false, false);
os << "// DAT" << endl;
pop(os);
CheckDie(os);
os << "continue;" << endl;
break;
case eNop:
GenCodeAddrModeLocal(os, ma, mb,
false, false, false,
false, false, false);
os << "// NOP" << endl;
popAndPushNextPos(os);
NextWarrior(os);
os << "continue;" << endl;
break;
case eJmp:
GenCodeAddrModeLocal(os, ma, mb,
true, false, false,
false, false, false);
os << "// JMP" << endl;
popAndPush(os, "da");
NextWarrior(os);
os << "continue;" << endl;
break;
case eSpl:
GenCodeAddrModeLocal(os, ma, mb,
true, false, false,
false, false, false);
os << "// SPL" << endl;
popAndPushNextPos(os);
savePush(os, "da");
// end if
NextWarrior(os);
os << "continue;" << endl;
break;
case eMov:
// this is only for mov.i
GenCodeAddrModeLocal(os, ma, mb,
true, true, true,
true, false, false);
os << "db->valA = ra_a;" << endl
<< "db->valB = ra_b;" << endl;
os << "db->ins = da->ins;" << endl;
popAndPushNextPos(os);
NextWarrior(os);
os << "continue;" << endl;
break;
default:
// no known special mode
assert(0);
break;
}
os << "}" << endl;
os << "break;" << endl
<< endl;
}
// that was the first switch!
os << "default:" << endl
<< " assert(0);" << endl
<< " break;" << endl
<< "}" << endl << endl;
// the generation of the next switch is not really necessary, it
// would also be easily possible to handwrite it. But I would give
// up some flexibility, when I want to come up with further
// optimisations.
// set addrModes to 0, so that GetOpCode checks the opcode in
// modifiers.
// generate 2nd switch
os << "switch((currPos->ins >> fieldBPos) & fieldBMask)" << endl
<< "{" << endl;
for (int op = eDat; op <= eSne; op++)
{
if ((op==eDat) ||
(op==eNop) ||
(op==eSpl) ||
(op==eJmp)) continue;
for (int mod=eI; mod <= eX; mod++)
{
if ((op==eMov) && (mod==eI)) continue;
int nr = ((op<<opCodePos)|(mod<<modifierPos)) >> fieldBPos;
os << "case " << nr << ": // ";
os.setf(ios::hex);
os.unsetf(ios::dec);
os.setf(ios::showbase);
os << nr << endl;
os.setf(ios::dec);
os.unsetf(ios::showbase);
os.unsetf(ios::hex);
os << "{" << endl;
switch (op)
{
case eMov:
switch (mod)
{
case eA:
os << "db->valA = ra_a;" << endl;
break;
case eF:
os << "db->valA = ra_a;" << endl; // fallthrough!
case eB:
os << "db->valB = ra_b;" << endl;
break;
case eAB:
os << "db->valB = ra_a;" << endl;
break;
case eX:
os << "db->valB = ra_a;" << endl; // fallthrough!
case eBA:
os << "db->valA = ra_b;" << endl;
break;
case eI:
// this mov already handled in first switch!
// (special case)
assert(0);
os << "db->valA = ra_a;" << endl
<< "db->valB = ra_b;" << endl;
os << "db->ins = da->ins;" << endl;
break;
default: assert(0);
}
popAndPushNextPos(os);
NextWarrior(os);
break;
case eJmz:
switch (mod)
{
case eBA: // fallthrough!
case eA:
os << "if (rb_a) {" << endl;
popAndPushNextPos(os);
os << "} else {" << endl;
popAndPush(os, "da");
os << "}" << endl;
break;
case eAB: // fallthrough!
case eB:
os << "if (rb_b) {" << endl;
popAndPushNextPos(os);
os << "} else {" << endl;
popAndPush(os, "da");
os << "}" << endl;
break;
case eF: // fallthrough!
case eX: // fallthrough!
case eI:
os << "if (rb_a || rb_b) {" << endl;
popAndPushNextPos(os);
os << "} else {" << endl;
popAndPush(os, "da");
os << "}" << endl;
break;
default: assert(0);
}
NextWarrior(os);
break;
case eJmn:
switch (mod)
{
case eBA: // fallthrough!
case eA:
os << "if (!rb_a) {" << endl;
popAndPushNextPos(os);
os << " } else {" << endl;
popAndPush(os, "da");
os << "}" << endl;
break;
case eAB: // fallthrough!
case eB:
os << "if (!rb_b) {" << endl;
popAndPushNextPos(os);
os << "} else {" << endl;
popAndPush(os, "da");
os << "}" << endl;
break;
case eF: // fallthrough!
case eX: // fallthrough!
case eI:
os << "if (!(rb_a || rb_b)) {" << endl;
popAndPushNextPos(os);
os << "} else {" << endl;
popAndPush(os, "da");
os << "}" << endl;
break;
default: assert(0);
}
NextWarrior(os);
break;
case eAdd:
switch (mod)
{
case eI: // fallthrough!
case eF:
os << "ulong t = ra_b + rb_b;" << endl
<< "if (t >= TCoreSize) t -= TCoreSize;" << endl
<< "db->valB = t;" << endl;
os << "t = ra_a + rb_a;" << endl
<< "if (t >= TCoreSize) t -= TCoreSize;" << endl
<< "db->valA = t;" << endl;
break;
case eA:
os << "ulong t = ra_a + rb_a;" << endl
<< "if (t >= TCoreSize) t -= TCoreSize;" << endl
<< "db->valA = t;" << endl;
break;
case eB:
os << "ulong t = ra_b + rb_b;" << endl
<< "if (t >= TCoreSize) t -= TCoreSize;" << endl
<< "db->valB = t;" << endl;
break;
case eX: // fallthrough!
os << "ulong t = ra_b + rb_a;" << endl
<< "if (t >= TCoreSize) t -= TCoreSize;" << endl
<< "db->valA = t;" << endl;
os << "t = ra_a + rb_b;" << endl
<< "if (t >= TCoreSize) t -= TCoreSize;" << endl
<< "db->valB = t;" << endl;
break;
case eAB:
os << "ulong t = ra_a + rb_b;" << endl
<< "if (t >= TCoreSize) t -= TCoreSize;" << endl
<< "db->valB = t;" << endl;
break;
case eBA:
os << "ulong t = ra_b + rb_a;" << endl
<< "if (t >= TCoreSize) t -= TCoreSize;" << endl
<< "db->valA = t;" << endl;
break;
default: assert(0);
}
popAndPushNextPos(os);
NextWarrior(os);
break;
case eSub:
switch (mod)
{
case eI: // fallthrough!
case eF:
os << "ulong t = rb_b - ra_b;" << endl
<< "if (t+TCoreSize < TCoreSize) t += TCoreSize;" << endl
<< "db->valB = t;" << endl;
os << "t = rb_a - ra_a;" << endl
<< "if (t+TCoreSize < TCoreSize) t += TCoreSize;" << endl
<< "db->valA = t;" << endl;
break;
case eA:
os << "ulong t = rb_a - ra_a;" << endl
<< "if (t+TCoreSize < TCoreSize) t += TCoreSize;" << endl
<< "db->valA = t;" << endl;
break;
case eB:
os << "ulong t = rb_b - ra_b;" << endl
<< "if (t+TCoreSize < TCoreSize) t += TCoreSize;" << endl
<< "db->valB = t;" << endl;
break;
case eX: // fallthrough!
os << "ulong t = rb_a - ra_b;" << endl
<< "if (t+TCoreSize < TCoreSize) t += TCoreSize;" << endl
<< "db->valA = t;" << endl;
os << "t = rb_b - ra_a;" << endl
<< "if (t+TCoreSize < TCoreSize) t += TCoreSize;" << endl
<< "db->valB = t;" << endl;
break;
case eAB:
os << "ulong t = rb_b - ra_a;" << endl
<< "if (t+TCoreSize < TCoreSize) t += TCoreSize;" << endl
<< "db->valB = t;" << endl;
break;
case eBA:
os << "ulong t = rb_a - ra_b;" << endl
<< "if (t+TCoreSize < TCoreSize) t += TCoreSize;" << endl
<< "db->valA = t;" << endl;
break;
default: assert(0);
}
popAndPushNextPos(os);
NextWarrior(os);
break;
case eMul:
switch (mod)
{
case eI: // fallthrough!
case eF: // fallthrough!
os << "db->valB = (rb_b * ra_b) % TCoreSize;" << endl;
case eA:
os << "db->valA = (rb_a * ra_a) % TCoreSize;" << endl;
break;
case eB:
os << "db->valB = (rb_b * ra_b) % TCoreSize;" << endl;
break;
case eX: // fallthrough!
os << "db->valA = (rb_a * ra_b) % TCoreSize;" << endl;
case eAB:
os << "db->valB = (rb_b * ra_a) % TCoreSize;" << endl;
break;
case eBA:
os << "db->valA = (rb_a * ra_b) % TCoreSize;" << endl;
break;
default: assert(0);
}
popAndPushNextPos(os);
NextWarrior(os);
break;
case eDiv:
switch (mod)
{
case eI: // fallthrough!
case eF: // fallthrough!
os << "if (ra_a) db->valA = rb_a / ra_a;" << endl
<< "if (ra_b) db->valB = rb_b / ra_b;" << endl
<< "if (ra_a && ra_b) {" << endl;
break;
case eX:
os << "if (ra_b) db->valA = rb_a / ra_b;" << endl
<< "if (ra_a) db->valB = rb_b / ra_a;" << endl
<< "if (ra_a && ra_b) {" << endl;
break;
case eA:
os << "if (ra_a) {" << endl
<< " db->valA = rb_a / ra_a;" << endl;
break;
case eB:
os << "if (ra_b) {" << endl
<< " db->valB = rb_b / ra_b;" << endl;
break;
case eAB:
os << "if (ra_a) {" << endl
<< " db->valB = rb_b / ra_a;" << endl;
break;
case eBA:
os << "if (ra_b) {" << endl
<< " db->valB = rb_a / ra_b;" << endl;
break;
default: assert(0);
}
// ok, no division by 0
popAndPushNextPos(os);
NextWarrior(os);
os << "} else {" << endl; // division by 0, same as execution of DAT
pop(os);
CheckDie(os);
os << "}" << endl;
break;
case eMod:
switch (mod)
{
case eI: // fallthrough!
case eF: // fallthrough!
os << "if (ra_a) db->valA = rb_a % ra_a;" << endl
<< "if (ra_b) db->valB = rb_b % ra_b;" << endl
<< "if (ra_a && ra_b) {" << endl;
break;
case eX:
os << "if (ra_b) db->valA = rb_a % ra_b;" << endl
<< "if (ra_a) db->valB = rb_b % ra_a;" << endl
<< "if (ra_a && ra_b) {" << endl;
break;
case eA:
os << "if (ra_a) {" << endl
<< " db->valA = rb_a % ra_a;" << endl;
break;
case eB:
os << "if (ra_b) {" << endl
<< " db->valB = rb_b % ra_b;" << endl;
break;
case eAB:
os << "if (ra_a) {" << endl
<< " db->valB = rb_b % ra_a;" << endl;
break;
case eBA:
os << "if (ra_b) {" << endl
<< " db->valB = rb_a % ra_b;" << endl;
break;
default: assert(0);
}
popAndPushNextPos(os);
NextWarrior(os);
os << "} else {";
// division by 0, same as execution of DAT
pop(os);
CheckDie(os);
os << "}";
break;
//os << "currPos = currPos==eCoreSize1 ? 0 : currPos+1;" << endl
case eCmp: // same as SEQ
switch (mod)
{
case eA:
os << "if (ra_a == rb_a) {" << endl;
break;
case eB:
os << "if (ra_b == rb_b) {" << endl;
break;
case eAB:
os << "if (ra_a == rb_b) {" << endl;
break;
case eBA:
os << "if (ra_b == rb_a) {" << endl;
break;
case eI:
os << "if ((da->ins == db->ins) &&" << endl
<< " (ra_a == rb_a) && (ra_b == rb_b)) {" << endl;
break;
case eF: // F
os << "if ((ra_a == rb_a) && (ra_b == rb_b)) {" << endl;
break;
case eX: // X
os << "if ((ra_a == rb_b) && (ra_b == rb_a)) {" << endl;
break;
default: assert(0);
}
NextPos(os);
os << "}" << endl;
// endif
popAndPushNextPos(os);
NextWarrior(os);
break;
case eDjn:
switch (mod)
{
case eBA: // fallthrough!
case eA:
os << "ulong t = db->valA;" << endl
<< "if (--t == -1UL) t=eCoreSize1;" << endl
<< "db->valA = t;" << endl
<< "if (rb_a == 1) {" << endl;
break;
case eAB: // fallthrough!
case eB:
os << "ulong t = db->valB;" << endl
<< "if (--t == -1UL) t=eCoreSize1;" << endl
<< "db->valB = t;" << endl
<< "if (rb_b == 1) {" << endl;
break;
case eF: // fallthrough!
case eX: // fallthrough!
case eI:
os << "ulong t = db->valA;" << endl
<< "if (--t == -1UL) t=eCoreSize1;" << endl
<< "db->valA = t;" << endl
<< "t = db->valB;" << endl
<< "if (--t == -1UL) t=eCoreSize1;" << endl
<< "db->valB = t;" << endl
<< "if ((rb_a==1) && (rb_b==1)) {" << endl;
break;
default: assert(0);
}
popAndPushNextPos(os);
os << "} else {" << endl;
popAndPush(os, "da");
os << "}" << endl;
NextWarrior(os);
break;
case eSlt:
switch (mod)
{
case eA:
os << "if (ra_a < rb_a) {" << endl;
break;
case eB:
os << "if (ra_b < rb_b) {" << endl;
break;
case eAB:
os << "if (ra_a < rb_b) {" << endl;
break;
case eBA:
os << "if (ra_b < rb_a) {" << endl;
break;
case eI: // fallthrough!
case eF:
os << "if ((ra_a < rb_a) && (ra_b < rb_b)) {" << endl;
break;
case eX: // X
os << "if ((ra_a < rb_b) && (ra_b < rb_a)) {" << endl;
break;
default: assert(0);
}
NextPos(os);
os << "}" << endl;
// end if
popAndPushNextPos(os);
NextWarrior(os);
break;
case eSne:
switch (mod)
{
case eA:
os << "if (ra_a != rb_a) {" << endl;
break;
case eB:
os << "if (ra_b != rb_b) {" << endl;
break;
case eAB:
os << "if (ra_a != rb_b) {" << endl;
break;
case eBA:
os << "if (ra_b != rb_a) {" << endl;
break;
case eI:
os << "if ((da->ins != db->ins) ||" << endl
<< " (ra_a != rb_a) || (ra_b != rb_b)) {" << endl;
break;