151 lines
4.3 KiB
C++
151 lines
4.3 KiB
C++
/*
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* Serene programming language.
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*
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* Copyright (c) 2020 Sameer Rahmani <lxsameer@gnu.org>
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#include "serene/namespace.h"
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#include "mlir/IR/OperationSupport.h"
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#include "serene/context.h"
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#include "serene/errors/constants.h"
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#include "serene/exprs/expression.h"
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#include "serene/llvm/IR/Value.h"
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#include "serene/slir/slir.h"
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#include <mlir/IR/Verifier.h>
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#include <llvm/ADT/StringRef.h>
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#include <llvm/Support/FormatVariadic.h>
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#include <llvm/Support/raw_ostream.h>
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#include <memory>
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#include <mlir/IR/Builders.h>
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#include <mlir/IR/BuiltinOps.h>
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#include <stdexcept>
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#include <string>
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using namespace std;
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using namespace llvm;
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namespace serene {
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Namespace::Namespace(SereneContext &ctx, llvm::StringRef ns_name,
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llvm::Optional<llvm::StringRef> filename)
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: ctx(ctx), name(ns_name)
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{
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if (filename.hasValue()) {
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this->filename.emplace(filename.getValue().str());
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}
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};
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exprs::Ast &Namespace::getTree() { return this->tree; }
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mlir::LogicalResult Namespace::setTree(exprs::Ast &t) {
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if (initialized) {
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return mlir::failure();
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}
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this->tree = std::move(t);
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this->initialized = true;
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return mlir::success();
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}
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uint Namespace::nextFnCounter() { return fn_counter++; };
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SereneContext &Namespace::getContext() { return this->ctx; };
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MaybeModuleOp Namespace::generate() {
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mlir::OpBuilder builder(&ctx.mlirContext);
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// TODO: Fix the unknown location by pointing to the `ns` form
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// TODO: We need to call `erase` method of module somewhere to clean it up
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// maybe use a unique ptr?
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auto module = mlir::ModuleOp::create(builder.getUnknownLoc(), name);
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for (auto &x : getTree()) {
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x->generateIR(*this, module);
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}
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if(mlir::failed(mlir::verify(module))) {
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module.emitError("Can't verify the module");
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module.erase();
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return MaybeModuleOp::error(true);
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}
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if (mlir::failed(runPasses(module))) {
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// TODO: throw a proper errer
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module.emitError("Failure in passes!");
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return MaybeModuleOp::error(true);
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}
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return MaybeModuleOp::success(module);
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}
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mlir::LogicalResult Namespace::runPasses(mlir::ModuleOp &m) {
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return ctx.pm.run(m);
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};
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void Namespace::dump() {
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llvm::outs() << "\nMLIR: \n";
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auto maybeModuleOp = generate();
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if (!maybeModuleOp) {
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llvm::outs() << "Failed to generate the IR.\n";
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return;
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}
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mlir::OpPrintingFlags flags;
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flags.enableDebugInfo();
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maybeModuleOp.getValue()->print(llvm::outs(), flags);
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};
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MaybeModule Namespace::compileToLLVM() {
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auto maybeModule = generate();
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if (!maybeModule) {
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NAMESPACE_LOG("IR generation failed for '" << name << "'");
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return MaybeModule::error(true);
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}
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if (ctx.getTargetPhase() >= CompilationPhase::IR) {
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mlir::ModuleOp module = maybeModule.getValue().get();
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return MaybeModule::success(::serene::slir::compileToLLVMIR(ctx, module));
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}
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return MaybeModule::error(true);
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};
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Namespace::~Namespace(){};
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std::shared_ptr<Namespace>
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makeNamespace(SereneContext &ctx, llvm::StringRef name,
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llvm::Optional<llvm::StringRef> filename, bool setCurrent) {
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auto nsPtr = std::make_shared<Namespace>(ctx, name, filename);
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ctx.insertNS(nsPtr);
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if (setCurrent) {
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if (!ctx.setCurrentNS(nsPtr->name)) {
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throw std::runtime_error("Couldn't set the current NS");
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}
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}
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return nsPtr;
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};
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} // namespace serene
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