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arrays.cpp
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Tue, Jul 7, 6:27 PM
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rXR Xreate
arrays.cpp
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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* File: arrays.cpp
* Author: pgess <v.melnychenko@xreate.org>
*
* Created in March 2020.
*/
#include "compilation/containers/arrays.h"
#include "aux/expressions.h"
using namespace std;
using namespace llvm;
namespace xreate { namespace containers{
llvm::PointerType*
ArrayIR::getRawType(const ExpandedType& aggrT, const typehints::ArrayHint& hint, LLVMLayer* llvm){
assert(aggrT->__operator == TypeOperator::ARRAY);
assert(aggrT->__operands.size() == 1);
llvm::Type* elRawT = llvm->toLLVMType(ExpandedType(aggrT->__operands.at(0)));
return llvm::ArrayType::get(elRawT, hint.size)->getPointerTo();
}
llvm::Value*
ArrayIR::init(const string& hintAlias){
LLVMLayer* llvm = __context.pass->man->llvm;
TypesHelper helper(llvm);
llvm::PointerType* aggrRawT = getRawType(__aggrT, __hint, __context.pass->man->llvm);
//llvm::Value* aggrLengthRaw = ConstantInt::get(helper.getPreferredIntTy(), aggrInfo.size);
llvm::Value* aggrRaw = llvm->irBuilder.CreateAlloca(aggrRawT->getElementType(), nullptr, hintAlias);
return aggrRaw;
}
llvm::Value*
ArrayIR::update(llvm::Value* aggrRaw, const Expression& updE, const std::string& hintAlias) {
LLVMLayer* llvm = __context.pass->man->llvm;
TypesHelper helper(llvm);
llvm::IntegerType* intT = helper.getPreferredIntTy();
llvm::Value* idxZeroRaw = ConstantInt::get(intT, 0);
llvm::PointerType* aggrRawT = getRawType(__aggrT, __hint, __context.pass->man->llvm);
const TypeAnnotation& elT = __aggrT->__operands.at(0);
//llvm::Type* elTRaw = llvm->toLLVMType(ExpandedType(aggrT->__operands.at(0)));
for (const auto& entry: reprListAsDict(updE)){
llvm::Value* keyRaw = __context.scope->process(entry.first);
llvm::Value* elRaw = __context.scope->process(entry.second, "", elT);
llvm::Value* elLoc = llvm->irBuilder.CreateGEP(
aggrRawT->getElementType(), aggrRaw, ArrayRef<llvm::Value*>(std::vector<Value*>{idxZeroRaw, keyRaw}));
llvm->irBuilder.CreateStore(elRaw, elLoc) ;
}
return aggrRaw;
}
llvm::Value*
ArrayIR::get(llvm::Value* aggrRaw, std::vector<llvm::Value *> idxL, const std::string& hintAlias) {
LLVMLayer* llvm = __context.pass->man->llvm;
TypesHelper helper(llvm);
llvm::IntegerType* intT = helper.getPreferredIntTy();
llvm::Value* zeroRaw = ConstantInt::get(intT, 0);
idxL.insert(idxL.begin(), zeroRaw);
llvm::Value *pEl = llvm->irBuilder.CreateGEP(aggrRaw, llvm::ArrayRef<llvm::Value *>(idxL));
return llvm->irBuilder.CreateLoad(pEl, hintAlias);
}
llvm::Value*
ArrayIR::operatorMap(const Expression& expr, const std::string& hintAlias) {
assert(false); return nullptr;
//EXPAND_CONTEXT UNUSED(scope);
// //initializationcompileListAsSolidArray
// Symbol symbolIn = Attachments::get<IdentifierSymbol>(expr.getOperands()[0]);
//
// ImplementationRec<SOLID> implIn = containers::Query::queryImplementation(symbolIn).extract<SOLID>(); // impl of input list
// size_t size = implIn.size;
// CodeScope* scopeLoop = expr.blocks.front();
// std::string varEl = scopeLoop->__bindings[0];
//
// IFwdIteratorIR* it = IFwdIteratorIR::create(context, symbolIn);
// llvm::Value *rangeFrom = it->begin();
// llvm::Value *rangeTo = it->end();
//
// //definitions
// ArrayType* tyNumArray = nullptr; //(ArrayType*) (llvm->toLLVMType(ExpandedType(TypeAnnotation(tag_array, TypePrimitive::Int, size))));
// llvm::IRBuilder<> &builder = llvm->irBuilder;
//
// llvm::BasicBlock *blockLoop = llvm::BasicBlock::Create(llvm->llvmContext, "loop", function->raw);
// llvm::BasicBlock *blockBeforeLoop = builder.GetInsertBlock();
// llvm::BasicBlock *blockAfterLoop = llvm::BasicBlock::Create(llvm->llvmContext, "postloop", function->raw);
// Value* dataOut = llvm->irBuilder.CreateAlloca(tyNumArray, ConstantInt::get(tyNum, size), NAME("map"));
//
// // * initial check
// Value* condBefore = builder.CreateICmpSLE(rangeFrom, rangeTo);
// builder.CreateCondBr(condBefore, blockLoop, blockAfterLoop);
//
// // create PHI:
// builder.SetInsertPoint(blockLoop);
// llvm::PHINode *stateLoop = builder.CreatePHI(tyNum, 2, "mapIt");
// stateLoop->addIncoming(rangeFrom, blockBeforeLoop);
//
// // loop body:
// Value* elIn = it->get(stateLoop, varEl);
// compilation::IBruteScope* scopeLoopUnit = function->getBruteScope(scopeLoop);
// scopeLoopUnit->bindArg(elIn, move(varEl));
// Value* elOut = scopeLoopUnit->compile();
// Value *pElOut = builder.CreateGEP(dataOut, ArrayRef<Value *>(std::vector<Value*>{ConstantInt::get(tyNum, 0), stateLoop}));
// builder.CreateStore(elOut, pElOut);
//
// //next iteration preparing
// Value *stateLoopNext = builder.CreateAdd(stateLoop, llvm::ConstantInt::get(tyNum, 1));
// stateLoop->addIncoming(stateLoopNext, builder.GetInsertBlock());
//
// //next iteration checks:
// Value* condAfter = builder.CreateICmpSLE(stateLoopNext, rangeTo);
// builder.CreateCondBr(condAfter, blockLoop, blockAfterLoop);
//
// //finalization:
// builder.SetInsertPoint(blockAfterLoop);
//
// return dataOut;
}
llvm::Value*
ArrayIR::keys(llvm::Value* aggrRaw, const std::string &hintAlias){
TypesHelper helper(__context.pass->man->llvm);
RangeIR compiler(__context);
llvm::Type* intRawT = helper.getPreferredIntTy();
llvm::Value* keyBeginRaw = llvm::ConstantInt::get(intRawT, 0);
llvm::Value* keyEndRaw = llvm::ConstantInt::get(intRawT, __hint.size);
return compiler.create(__aggrT, keyBeginRaw, keyEndRaw);
}
IFwdIteratorIR* ArrayIR::getFwdIterator(){
return new FwdIteratorIR<SOLID>(*this);
}
llvm::Value *
FwdIteratorIR<SOLID>::begin(llvm::Value* aggrRaw){
TypesHelper helper(__compiler.__context.pass->man->llvm);
llvm::IntegerType* intT = helper.getPreferredIntTy();
return llvm::ConstantInt::get(intT, 0);
}
llvm::Value *
FwdIteratorIR<SOLID>::end(llvm::Value* aggrRaw){
TypesHelper helper(__compiler.__context.pass->man->llvm);
llvm::IntegerType* intT = helper.getPreferredIntTy();
size_t size = __compiler.__hint.size;
return llvm::ConstantInt::get(intT, size);
}
llvm::Value *
FwdIteratorIR<SOLID>::get(llvm::Value* aggrRaw, llvm::Value *idxRaw, const std::string &hintAlias){
return __compiler.get(aggrRaw, {idxRaw}, hintAlias);
}
llvm::Value *
FwdIteratorIR<SOLID>::advance(llvm::Value *idxRaw, const std::string &hintAlias){
LLVMLayer* llvm = __compiler.__context.pass->man->llvm;
TypesHelper helper(llvm);
llvm::IntegerType* intT = helper.getPreferredIntTy();
llvm::Value* cnstOneRaw = llvm::ConstantInt::get(intT, 1);
return llvm->irBuilder.CreateAdd(idxRaw, cnstOneRaw, hintAlias);
}
}} //xreate::containers
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