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iN class was moved to cbackend

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This commit is contained in:
Vsevolod Livinskiy
2015-02-27 12:30:04 +03:00
parent a98bfdf011
commit 3718abc3d2
4 changed files with 54 additions and 135 deletions
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54
cbackend.cpp
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@@ -2752,6 +2752,59 @@ void CWriter::printModuleTypes() {
Out << " double Double;\n";
Out << "} llvmBitCastUnion;\n";
Out << "\n/* It is special class, designed for operations with long int.*/ \n";
Out << "template <int num_bits> \n";
Out << "struct iN { \n";
Out << " int num[num_bits / (sizeof (int) * 8)]; \n";
Out << " \n";
Out << " iN () {} \n";
Out << " \n";
Out << " iN (const char *val) { \n";
Out << " if (val == NULL) \n";
Out << " return; \n";
Out << " int length = num_bits / (sizeof (int) * 8); \n";
Out << " int val_len = 0; \n";
Out << " for (val_len = 0; val[val_len]; (val_len)++); \n";
Out << " for (int i = 0; (i < val_len && i < num_bits); i++) \n";
Out << " num[i / (sizeof (int) * 8)] = (num[i / (sizeof (int) * 8)] << 1) | (val[i] - '0'); \n";
Out << " } \n";
Out << " \n";
Out << " ~iN () {} \n";
Out << " \n";
Out << " iN operator >> (const iN rhs) { \n";
Out << " iN res; \n";
Out << " int length = num_bits / (sizeof (int) * 8); \n";
Out << " int cells_shift = rhs.num[0] / (sizeof(int) * 8); \n";
Out << " int small_shift = rhs.num[0] % (sizeof(int) * 8); \n";
Out << " for (int i = 0; i < (length - cells_shift); i++) \n";
Out << " res.num[i] = this->num[cells_shift + i]; \n";
Out << " for (int i = 0; i < length - 1; i++) { \n";
Out << " res.num[i] = this->num[i] >> small_shift; \n";
Out << " res.num[i] = ((this->num[i + 1] << ((sizeof(int) * 8) - small_shift))) | res.num[i];\n";
Out << " } \n";
Out << " res.num[length - 1] = res.num[length - 1] >> small_shift; \n";
Out << " return res; \n";
Out << " } \n";
Out << " \n";
Out << " iN operator & (iN rhs) { \n";
Out << " iN res; \n";
Out << " int length = num_bits / (sizeof (int) * 8); \n";
Out << " for (int i = 0; i < length; i++) \n";
Out << " res.num[i] = (this->num[i]) & (rhs.num[i]); \n";
Out << " return res; \n";
Out << " } \n";
Out << " \n";
Out << " operator uint32_t() { return this->num[0]; } \n";
Out << "}; \n";
Out << " \n";
Out << "template <class T> \n";
Out << "T __cast_bits (T to, __vec" << vectorWidth << "_i32 from) { \n";
Out << " for (int i = 0; i < 16; i++) \n";
Out << " to.num[i] = ((uint32_t*)(&from))[i]; \n";
Out << " return to; \n";
Out << "} \n";
Out << "\n";
// Get all of the struct types used in the module.
std::vector<llvm::StructType*> StructTypes;
llvm::TypeFinder typeFinder;
@@ -2801,6 +2854,7 @@ void CWriter::printModuleTypes() {
continue;
Out << "typedef struct __attribute__ ((packed, aligned(" << Alignment[i] << "))) {\n ";
IsVolatile[i] ? Out << " volatile " : Out << " ";
printType(Out, IT, false, "data");
Out << ";\n";
Out << "} iN_" << IT->getIntegerBitWidth() << "_align_" << Alignment[i] << ";\n";