2022-12-14 00:16:59 +00:00
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#include "compiler/BitVector.h"
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2022-11-20 05:07:22 +00:00
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#include "compiler/CompilerTools.h"
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void Bv_AllocVector(BitVector **bv, UInt32 size) {
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UInt32 long_size = (size / 32) + 1;
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*bv = oalloc(sizeof(BitVector) + sizeof(UInt32) * long_size);
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(*bv)->size = long_size;
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Bv_Clear(*bv);
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}
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void Bv_AllocVectorLocal(BitVector **bv, UInt32 size) {
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UInt32 long_size = (size / 32) + 1;
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*bv = lalloc(sizeof(BitVector) + sizeof(UInt32) * long_size);
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(*bv)->size = long_size;
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Bv_Clear(*bv);
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}
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void Bv_ClearBit(UInt32 bit, BitVector *bv) {
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if ((bit / 32) < bv->size) {
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bv->data[bit / 32] &= ~(1 << (bit & 31));
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} else {
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#line 73
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CError_FATAL();
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}
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}
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void Bv_And(const BitVector *a, BitVector *b) {
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UInt32 i;
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for (i = 0; i < b->size; i++)
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b->data[i] &= a->data[i];
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}
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void Bv_Or(const BitVector *a, BitVector *b) {
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UInt32 i, len;
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len = a->size;
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if (b->size < len)
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len = b->size;
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for (i = 0; i < len; i++) {
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b->data[i] |= a->data[i];
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}
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}
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Boolean Bv_BitsInCommon(const BitVector *a, const BitVector *b) {
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UInt32 len;
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UInt32 i;
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len = a->size;
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if (b->size < len)
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len = b->size;
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for (i = 0; i < len; i++) {
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if (a->data[i] & b->data[i])
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return 1;
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}
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return 0;
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}
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Boolean Bv_Compare(const BitVector *a, const BitVector *b) {
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UInt32 i;
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for (i = 0; i < a->size; i++) {
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if (a->data[i] != b->data[i])
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return 0;
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}
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return 1;
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}
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void Bv_Minus(const BitVector *a, BitVector *b) {
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UInt32 i;
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for (i = 0; i < b->size; i++)
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b->data[i] &= ~a->data[i];
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}
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void Bv_Copy(const BitVector *src, BitVector *dst) {
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memcpy(dst->data, src->data, sizeof(UInt32) * dst->size);
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}
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void Bv_Clear(BitVector *bv) {
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memset(bv->data, 0, sizeof(UInt32) * bv->size);
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}
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void Bv_Set(BitVector *bv) {
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memset(bv->data, 0xFF, sizeof(UInt32) * bv->size);
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}
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Boolean Bv_IsSubset(const BitVector *a, const BitVector *b) {
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UInt32 i;
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for (i = 0; i < a->size; i++) {
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if (b->size < i) {
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if (a->data[i])
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return 0;
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} else {
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if (a->data[i] & ~(b->data[i]))
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return 0;
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}
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}
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return 1;
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}
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Boolean Bv_IsEmpty(const BitVector *bv) {
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UInt32 i;
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for (i = 0; i < bv->size; i++) {
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if (bv->data[i])
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return 0;
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}
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return 1;
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}
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