Example #1
0
func (v *Codegen) Generate(input []*parser.Module, modules map[string]*parser.Module, verbose bool) {
	v.input = input
	v.builder = llvm.NewBuilder()
	v.variableLookup = make(map[*parser.Variable]llvm.Value)
	v.structLookup_UseHelperFunction = make(map[*parser.StructType]llvm.Type)

	if verbose {
		fmt.Println(util.TEXT_BOLD + util.TEXT_GREEN + "Started codegenning" + util.TEXT_RESET)
	}
	t := time.Now()

	passManager := llvm.NewPassManager()
	passBuilder := llvm.NewPassManagerBuilder()
	passBuilder.SetOptLevel(3)
	//passBuilder.Populate(passManager) //leave this off until the compiler is better

	v.modules = make(map[string]*parser.Module)

	for _, infile := range input {
		infile.Module = llvm.NewModule(infile.Name)
		v.curFile = infile

		fmt.Println("adding module " + v.curFile.Name)
		v.modules[v.curFile.Name] = v.curFile

		v.declareDecls(infile.Nodes)

		for _, node := range infile.Nodes {
			v.genNode(node)
		}

		if verbose {
			infile.Module.Dump()
		}

		if err := llvm.VerifyModule(infile.Module, llvm.ReturnStatusAction); err != nil {
			v.err("%s", err.Error())
		}

		passManager.Run(infile.Module)
	}

	passManager.Dispose()

	v.createBinary()

	dur := time.Since(t)
	if verbose {
		fmt.Printf(util.TEXT_BOLD+util.TEXT_GREEN+"Finished codegenning"+util.TEXT_RESET+" (%.2fms)\n",
			float32(dur.Nanoseconds())/1000000)
	}
}
Example #2
0
func runPasses(opts *driverOptions, tm llvm.TargetMachine, m llvm.Module) {
	fpm := llvm.NewFunctionPassManagerForModule(m)
	defer fpm.Dispose()

	mpm := llvm.NewPassManager()
	defer mpm.Dispose()

	pmb := llvm.NewPassManagerBuilder()
	defer pmb.Dispose()

	pmb.SetOptLevel(opts.optLevel)
	pmb.SetSizeLevel(opts.sizeLevel)

	target := tm.TargetData()
	mpm.Add(target)
	fpm.Add(target)
	tm.AddAnalysisPasses(mpm)
	tm.AddAnalysisPasses(fpm)

	mpm.AddVerifierPass()
	fpm.AddVerifierPass()

	pmb.Populate(mpm)
	pmb.PopulateFunc(fpm)

	if opts.optLevel == 0 {
		// Remove references (via the descriptor) to dead functions,
		// for compatibility with other compilers.
		mpm.AddGlobalDCEPass()
	}

	opts.sanitizer.addPasses(mpm, fpm)

	fpm.InitializeFunc()
	for fn := m.FirstFunction(); !fn.IsNil(); fn = llvm.NextFunction(fn) {
		fpm.RunFunc(fn)
	}
	fpm.FinalizeFunc()

	mpm.Run(m)
}
Example #3
0
File: codegen.go Project: vnev/ark
func (v *Codegen) Generate(input []*parser.Module) {
	v.builders = make(map[*parser.Function]llvm.Builder)
	v.inBlocks = make(map[*parser.Function][]*parser.Block)
	v.globalBuilder = llvm.NewBuilder()
	defer v.globalBuilder.Dispose()

	v.curLoopExits = make(map[*parser.Function][]llvm.BasicBlock)
	v.curLoopNexts = make(map[*parser.Function][]llvm.BasicBlock)

	v.input = make([]*WrappedModule, len(input))
	for idx, mod := range input {
		v.input[idx] = &WrappedModule{Module: mod}
	}

	v.variableLookup = make(map[*parser.Variable]llvm.Value)
	v.namedTypeLookup = make(map[string]llvm.Type)

	// initialize llvm target
	llvm.InitializeNativeTarget()
	llvm.InitializeNativeAsmPrinter()

	// setup target stuff
	var err error
	v.target, err = llvm.GetTargetFromTriple(llvm.DefaultTargetTriple())
	if err != nil {
		panic(err)
	}
	v.targetMachine = v.target.CreateTargetMachine(llvm.DefaultTargetTriple(), "", "", llvm.CodeGenLevelNone, llvm.RelocDefault, llvm.CodeModelDefault)
	v.targetData = v.targetMachine.TargetData()

	passManager := llvm.NewPassManager()
	passBuilder := llvm.NewPassManagerBuilder()
	if v.OptLevel > 0 {
		passBuilder.SetOptLevel(v.OptLevel)
		passBuilder.Populate(passManager)
	}

	v.blockDeferData = make(map[*parser.Block][]*deferData)

	for _, infile := range v.input {
		log.Timed("codegenning", infile.Name.String(), func() {
			infile.LlvmModule = llvm.NewModule(infile.Name.String())
			v.curFile = infile

			for _, submod := range infile.Parts {
				v.declareDecls(submod.Nodes)

				for _, node := range submod.Nodes {
					v.genNode(node)
				}
			}

			if err := llvm.VerifyModule(infile.LlvmModule, llvm.ReturnStatusAction); err != nil {
				infile.LlvmModule.Dump()
				v.err("%s", err.Error())
			}

			passManager.Run(infile.LlvmModule)

			if log.AtLevel(log.LevelDebug) {
				infile.LlvmModule.Dump()
			}
		})
	}

	passManager.Dispose()

	log.Timed("creating binary", "", func() {
		v.createBinary()
	})

}
Example #4
0
func (v *Codegen) Generate(input []*parser.Module, modules map[string]*parser.Module) {
	v.input = input
	v.builder = llvm.NewBuilder()
	v.variableLookup = make(map[*parser.Variable]llvm.Value)
	v.structLookup_UseHelperFunction = make(map[*parser.StructType]llvm.Type)
	v.enumLookup_UseHelperFunction = make(map[*parser.EnumType]llvm.Type)

	// initialize llvm target
	llvm.InitializeNativeTarget()

	// setup target stuff
	var err error
	v.target, err = llvm.GetTargetFromTriple(llvm.DefaultTargetTriple())
	if err != nil {
		panic(err)
	}
	v.targetMachine = v.target.CreateTargetMachine(llvm.DefaultTargetTriple(), "", "", llvm.CodeGenLevelNone, llvm.RelocDefault, llvm.CodeModelDefault)
	v.targetData = v.targetMachine.TargetData()

	passManager := llvm.NewPassManager()
	passBuilder := llvm.NewPassManagerBuilder()
	if v.OptLevel > 0 {
		passBuilder.SetOptLevel(v.OptLevel)
		passBuilder.Populate(passManager)
	}

	v.modules = make(map[string]*parser.Module)
	v.blockDeferData = make(map[*parser.Block][]*deferData)

	for _, infile := range input {
		log.Verboseln("codegen", util.TEXT_BOLD+util.TEXT_GREEN+"Started codegenning "+util.TEXT_RESET+infile.Name)
		t := time.Now()

		infile.Module = llvm.NewModule(infile.Name)
		v.curFile = infile

		v.modules[v.curFile.Name] = v.curFile

		v.declareDecls(infile.Nodes)

		for _, node := range infile.Nodes {
			v.genNode(node)
		}

		if err := llvm.VerifyModule(infile.Module, llvm.ReturnStatusAction); err != nil {
			infile.Module.Dump()
			v.err("%s", err.Error())
		}

		passManager.Run(infile.Module)

		if log.AtLevel(log.LevelVerbose) {
			infile.Module.Dump()
		}

		dur := time.Since(t)
		log.Verbose("codegen", util.TEXT_BOLD+util.TEXT_GREEN+"Finished codegenning "+util.TEXT_RESET+infile.Name+" (%.2fms)\n",
			float32(dur.Nanoseconds())/1000000)
	}

	passManager.Dispose()

	log.Timed("create binary", func() {
		v.createBinary()
	})

}