void CSharpFlatCodeGen::COND_TRANSLATE()
{
out <<
" _widec = " << GET_KEY() << ";\n";
out <<
" _keys = " << vCS() << "<<1;\n"
" _conds = " << CO() << "[" << vCS() << "];\n"
// " _keys = " << ARR_OFF( CK(), "(" + vCS() + "<<1)" ) << ";\n"
// " _conds = " << ARR_OFF( C(), CO() + "[" + vCS() + "]" ) << ";\n"
"\n"
" _slen = " << CSP() << "[" << vCS() << "];\n"
" if (_slen > 0 && " << CK() << "[_keys] <="
<< GET_WIDE_KEY() << " &&\n"
" " << GET_WIDE_KEY() << " <= " << CK() << "[_keys+1])\n"
" _cond = " << C() << "[_conds+" << GET_WIDE_KEY() << " - " <<
CK() << "[_keys]];\n"
" else\n"
" _cond = 0;"
"\n";
/* XXX This version of the code doesn't work because Mono is weird. Works
* fine in Microsoft's csc, even though the bug report filed claimed it
* didn't.
" _slen = " << CSP() << "[" << vCS() << "];\n"
" _cond = _slen > 0 && " << CK() << "[_keys] <="
<< GET_WIDE_KEY() << " &&\n"
" " << GET_WIDE_KEY() << " <= " << CK() << "[_keys+1] ?\n"
" " << C() << "[_conds+" << GET_WIDE_KEY() << " - " << CK()
<< "[_keys]] : 0;\n"
"\n";
*/
out <<
" switch ( _cond ) {\n";
for ( CondSpaceList::Iter csi = condSpaceList; csi.lte(); csi++ ) {
GenCondSpace *condSpace = csi;
out << " case " << condSpace->condSpaceId + 1 << ": {\n";
out << TABS(2) << "_widec = " << CAST(WIDE_ALPH_TYPE()) << "(" <<
KEY(condSpace->baseKey) << " + (" << GET_KEY() <<
" - " << KEY(keyOps->minKey) << "));\n";
for ( GenCondSet::Iter csi = condSpace->condSet; csi.lte(); csi++ ) {
out << TABS(2) << "if ( ";
CONDITION( out, *csi );
Size condValOffset = ((1 << csi.pos()) * keyOps->alphSize());
out << " ) _widec += " << condValOffset << ";\n";
}
out << " }\n";
out << " break;\n";
}
SWITCH_DEFAULT();
out <<
" }\n";
}
void CSharpTabCodeGen::COND_TRANSLATE()
{
out <<
" _widec = " << GET_KEY() << ";\n"
" _klen = " << CL() << "[" << vCS() << "];\n"
" _keys = " << CAST(keysType) << " ("<< CO() << "[" << vCS() << "]*2);\n"
" if ( _klen > 0 ) {\n"
" " << signedKeysType << " _lower = _keys;\n"
" " << signedKeysType << " _mid;\n"
" " << signedKeysType << " _upper = " << CAST(signedKeysType) <<
" (_keys + (_klen<<1) - 2);\n"
" while (true) {\n"
" if ( _upper < _lower )\n"
" break;\n"
"\n"
" _mid = " << CAST(signedKeysType) <<
" (_lower + (((_upper-_lower) >> 1) & ~1));\n"
" if ( " << GET_WIDE_KEY() << " < " << CK() << "[_mid] )\n"
" _upper = " << CAST(signedKeysType) << " (_mid - 2);\n"
" else if ( " << GET_WIDE_KEY() << " > " << CK() << "[_mid+1] )\n"
" _lower = " << CAST(signedKeysType) << " (_mid + 2);\n"
" else {\n"
" switch ( " << C() << "[" << CO() << "[" << vCS() << "]"
" + ((_mid - _keys)>>1)] ) {\n";
for ( CondSpaceList::Iter csi = condSpaceList; csi.lte(); csi++ ) {
GenCondSpace *condSpace = csi;
out << " case " << condSpace->condSpaceId << ": {\n";
out << TABS(2) << "_widec = " << CAST(WIDE_ALPH_TYPE()) << "(" <<
KEY(condSpace->baseKey) << " + (" << GET_KEY() <<
" - " << KEY(keyOps->minKey) << "));\n";
for ( GenCondSet::Iter csi = condSpace->condSet; csi.lte(); csi++ ) {
out << TABS(2) << "if ( ";
CONDITION( out, *csi );
Size condValOffset = ((1 << csi.pos()) * keyOps->alphSize());
out << " ) _widec += " << condValOffset << ";\n";
}
out <<
" break;\n"
" }\n";
}
SWITCH_DEFAULT();
out <<
" }\n"
" break;\n"
" }\n"
" }\n"
" }\n"
"\n";
}
void TabCodeGen::COND_TRANSLATE()
{
out <<
" _widec = " << GET_KEY() << ";\n"
" _klen = " << CL() << "[" << vCS() << "];\n"
" _keys = " << ARR_OFF( CK(), "(" + CO() + "[" + vCS() + "]*2)" ) << ";\n"
" if ( _klen > 0 ) {\n"
" " << PTR_CONST() << WIDE_ALPH_TYPE() << PTR_CONST_END() << POINTER() << "_lower = _keys;\n"
" " << PTR_CONST() << WIDE_ALPH_TYPE() << PTR_CONST_END() << POINTER() << "_mid;\n"
" " << PTR_CONST() << WIDE_ALPH_TYPE() << PTR_CONST_END() << POINTER() << "_upper = _keys + (_klen<<1) - 2;\n"
" while (1) {\n"
" if ( _upper < _lower )\n"
" break;\n"
"\n"
" _mid = _lower + (((_upper-_lower) >> 1) & ~1);\n"
" if ( " << GET_WIDE_KEY() << " < _mid[0] )\n"
" _upper = _mid - 2;\n"
" else if ( " << GET_WIDE_KEY() << " > _mid[1] )\n"
" _lower = _mid + 2;\n"
" else {\n"
" switch ( " << C() << "[" << CO() << "[" << vCS() << "]"
" + ((_mid - _keys)>>1)] ) {\n";
for ( CondSpaceList::Iter csi = condSpaceList; csi.lte(); csi++ ) {
GenCondSpace *condSpace = csi;
out << " case " << condSpace->condSpaceId << ": {\n";
out << TABS(2) << "_widec = " << CAST(WIDE_ALPH_TYPE()) << "(" <<
KEY(condSpace->baseKey) << " + (" << GET_KEY() <<
" - " << KEY(keyOps->minKey) << "));\n";
for ( GenCondSet::Iter csi = condSpace->condSet; csi.lte(); csi++ ) {
out << TABS(2) << "if ( ";
CONDITION( out, *csi );
Size condValOffset = ((1 << csi.pos()) * keyOps->alphSize());
out << " ) _widec += " << condValOffset << ";\n";
}
out <<
" break;\n"
" }\n";
}
SWITCH_DEFAULT();
out <<
" }\n"
" break;\n"
" }\n"
" }\n"
" }\n"
"\n";
}
void RbxGotoCodeGen::COND_TRANSLATE( GenStateCond *stateCond, int level )
{
GenCondSpace *condSpace = stateCond->condSpace;
out << TABS(level) << "_widec = " <<
KEY(condSpace->baseKey) << " + (" << GET_KEY() <<
" - " << KEY(keyOps->minKey) << ");\n";
for ( GenCondSet::Iter csi = condSpace->condSet; csi.lte(); csi++ ) {
out << TABS(level) << "if ";
CONDITION( out, *csi );
Size condValOffset = ((1 << csi.pos()) * keyOps->alphSize());
out << "\n _widec += " << condValOffset << ";\n end";
}
}
void CSharpGotoCodeGen::COND_TRANSLATE( GenStateCond *stateCond, int level )
{
GenCondSpace *condSpace = stateCond->condSpace;
out << TABS(level) << L"_widec = " << CAST(WIDE_ALPH_TYPE()) << L"(" <<
KEY(condSpace->baseKey) << L" + (" << GET_KEY() <<
L" - " << KEY(keyOps->minKey) << L"));\n";
for ( GenCondSet::Iter csi = condSpace->condSet; csi.lte(); csi++ ) {
out << TABS(level) << L"if ( ";
CONDITION( out, *csi );
Size condValOffset = ((1 << csi.pos()) * keyOps->alphSize());
out << L" ) _widec += " << condValOffset << L";\n";
}
}
void RubyTabCodeGen::COND_TRANSLATE()
{
out <<
" _widec = " << GET_KEY() << "\n"
" _keys = " << CO() << "[" << vCS() << "]*2\n"
" _klen = " << CL() << "[" << vCS() << "]\n"
" if _klen > 0\n"
" _lower = _keys\n"
" _upper = _keys + (_klen<<1) - 2\n"
" loop do\n"
" break if _upper < _lower\n"
" _mid = _lower + (((_upper-_lower) >> 1) & ~1)\n"
" if " << GET_WIDE_KEY() << " < " << CK() << "[_mid]\n"
" _upper = _mid - 2\n"
" elsif " << GET_WIDE_KEY() << " > " << CK() << "[_mid+1]\n"
" _lower = _mid + 2\n"
" else\n"
" case " << C() << "[" << CO() << "[" << vCS() << "]"
" + ((_mid - _keys)>>1)]\n";
for ( CondSpaceList::Iter csi = condSpaceList; csi.lte(); csi++ ) {
GenCondSpace *condSpace = csi;
out << " when " << condSpace->condSpaceId << " then" ;
out << " _widec = " << KEY(condSpace->baseKey) <<
"+ (" << GET_KEY() << " - " << KEY(keyOps->minKey) << ")\n";
for ( GenCondSet::Iter csi = condSpace->condSet; csi.lte(); csi++ ) {
Size condValOffset = ((1 << csi.pos()) * keyOps->alphSize());
out << " _widec += " << condValOffset << " if ( ";
CONDITION( out, *csi );
out << " )\n";
}
}
out <<
" end # case\n"
" end\n"
" end # loop\n"
" end\n";
}
void FlatCodeGen::COND_TRANSLATE()
{
out <<
" _widec = " << GET_KEY() << ";\n";
out <<
" _keys = " << ARR_OFF( CK(), "(" + vCS() + "<<1)" ) << ";\n"
" _conds = " << ARR_OFF( C(), CO() + "[" + vCS() + "]" ) << ";\n"
"\n"
" _slen = " << CSP() << "[" << vCS() << "];\n"
" _cond = _slen > 0 && _keys[0] <=" << GET_WIDE_KEY() << " &&\n"
" " << GET_WIDE_KEY() << " <= _keys[1] ?\n"
" _conds[" << GET_WIDE_KEY() << " - _keys[0]] : 0;\n"
"\n";
out <<
" switch ( _cond ) {\n";
for ( CondSpaceList::Iter csi = condSpaceList; csi.lte(); csi++ ) {
GenCondSpace *condSpace = csi;
out << " case " << condSpace->condSpaceId + 1 << ": {\n";
out << TABS(2) << "_widec = " << CAST(WIDE_ALPH_TYPE()) << "(" <<
KEY(condSpace->baseKey) << " + (" << GET_KEY() <<
" - " << KEY(keyOps->minKey) << "));\n";
for ( GenCondSet::Iter csi = condSpace->condSet; csi.lte(); csi++ ) {
out << TABS(2) << "if ( ";
CONDITION( out, *csi );
Size condValOffset = ((1 << csi.pos()) * keyOps->alphSize());
out << " ) _widec += " << condValOffset << ";\n";
}
out << " }\n";
out << " break;\n";
}
SWITCH_DEFAULT();
out <<
" }\n";
}
std::ostream &GraphvizDotGen::ONCHAR( Key lowKey, Key highKey )
{
GenCondSpace *condSpace;
if ( lowKey > keyOps->maxKey && (condSpace=findCondSpace(lowKey, highKey) ) ) {
Key values = ( lowKey - condSpace->baseKey ) / keyOps->alphSize();
lowKey = keyOps->minKey +
(lowKey - condSpace->baseKey - keyOps->alphSize() * values.getVal());
highKey = keyOps->minKey +
(highKey - condSpace->baseKey - keyOps->alphSize() * values.getVal());
KEY( lowKey );
if ( lowKey != highKey ) {
out << "..";
KEY( highKey );
}
out << "(";
for ( GenCondSet::Iter csi = condSpace->condSet; csi.lte(); csi++ ) {
bool set = values & (1 << csi.pos());
if ( !set )
out << "!";
out << (*csi)->nameOrLoc();
if ( !csi.last() )
out << ", ";
}
out << ")";
}
else {
/* Output the key. Possibly a range. */
KEY( lowKey );
if ( highKey != lowKey ) {
out << "..";
KEY( highKey );
}
}
return out;
}
