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bugfixes in bitvector

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jiri committed 2026-10-28 23:05:50 +01:00
1 parent 4bc7be4265
commit a95c7bfefe
2 files changed
+46 -22
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bitvector.h
+23 -4
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@@ -74,7 +74,11 @@ public:
const bool operator[](const unsigned int i) const {return (v[i/blockbits] >>(i%blockbits))&1ULL;};
const bool get(const unsigned int i) const {return (*this)[i];};
bitvector_block getblock(const unsigned int i) const {return v[i];}; //integer interpretation
void setblock(const unsigned int i, const bitvector_block b) {v[i]=b;};
void setblock(const unsigned int i, const bitvector_block b) {
#ifdef DEBUG
if(_LA_count_check && *count != 1) laerror("bitvector element write with count > 1, call copyonwrite() first");
#endif
v[i]=b;}; //element-level, caller calls copyonwrite() if shared
int getblocksize() const {return 8*sizeof(bitvector_block);};
void set(const unsigned int i)
{
@@ -84,6 +88,7 @@ public:
std::cout<<"bitvector index 0 < "<<i<<" "<<size()<<std::endl;
laerror("bitvector index out of range in");
}
if(_LA_count_check && *count != 1) laerror("bitvector element write with count > 1, call copyonwrite() first");
#endif
v[i/blockbits] |= (1UL<<(i%blockbits));
};
@@ -95,6 +100,7 @@ if(i>=size())
std::cout<<"bitvector index 0 < "<<i<<" "<<size()<<std::endl;
laerror("bitvector index out of range in");
}
if(_LA_count_check && *count != 1) laerror("bitvector element write with count > 1, call copyonwrite() first");
#endif
v[i/blockbits] &= ~(1UL<<(i%blockbits));
};
@@ -106,6 +112,7 @@ if(i>=size())
std::cout<<"bitvector index 0 < "<<i<<" "<<size()<<std::endl;
laerror("bitvector index out of range in");
}
if(_LA_count_check && *count != 1) laerror("bitvector element write with count > 1, call copyonwrite() first");
#endif
v[i/blockbits] ^= (1UL<<(i%blockbits));
};
@@ -129,9 +136,21 @@ if(i>=size())
bitvector& operator&=(const bitvector &rhs);
bitvector& operator|=(const bitvector &rhs);
bitvector& operator^=(const bitvector &rhs);
bitvector& operator&=(const bitvector_block rhs) {v[0]&=rhs; return *this;};
bitvector& operator|=(const bitvector_block rhs) {v[0]|=rhs; return *this;};
bitvector& operator^=(const bitvector_block rhs) {v[0]^=rhs; return *this;};
bitvector& operator&=(const bitvector_block rhs) { //element-level (first block only), caller calls copyonwrite() if shared
#ifdef DEBUG
if(_LA_count_check && *count != 1) laerror("bitvector element write with count > 1, call copyonwrite() first");
#endif
v[0]&=rhs; return *this;};
bitvector& operator|=(const bitvector_block rhs) {
#ifdef DEBUG
if(_LA_count_check && *count != 1) laerror("bitvector element write with count > 1, call copyonwrite() first");
#endif
v[0]|=rhs; return *this;};
bitvector& operator^=(const bitvector_block rhs) {
#ifdef DEBUG
if(_LA_count_check && *count != 1) laerror("bitvector element write with count > 1, call copyonwrite() first");
#endif
v[0]^=rhs; return *this;};
bitvector& operator+=(const bitvector &rhs) {return (*this)^=rhs;}; //addition modulo 2
bitvector& operator-=(const bitvector &rhs) {return (*this)^=rhs;}; //subtraction modulo 2
bitvector operator&(const bitvector &rhs) const {return bitvector(*this) &= rhs;};