Function testCompilePackage

compiler/compiler_test.go:217–261

Build a package given a number of compiler options and a file.

(t *testing.T, options *compileopts.Options, file string)

// Build a package given a number of compiler options and a file.
func testCompilePackage(t *testing.T, options *compileopts.Options, file string) (llvm.Module, []error) {
	target, err := compileopts.LoadTarget(options)
	if err != nil {
		t.Fatal("failed to load target:", err)
	}
	config := &compileopts.Config{
		Options: options,
		Target:  target,
	}
	compilerConfig := &Config{
		Triple:             config.Triple(),
		Features:           config.Features(),
		ABI:                config.ABI(),
		GOOS:               config.GOOS(),
		GOARCH:             config.GOARCH(),
		CodeModel:          config.CodeModel(),
		RelocationModel:    config.RelocationModel(),
		Scheduler:          config.Scheduler(),
		AutomaticStackSize: config.AutomaticStackSize(),
		DefaultStackSize:   config.StackSize(),
		NeedsStackObjects:  config.NeedsStackObjects(),
	}
	machine, err := NewTargetMachine(compilerConfig)
	if err != nil {
		t.Fatal("failed to create target machine:", err)
	}
	defer machine.Dispose()

	// Load entire program AST into memory.
	lprogram, err := loader.Load(config, "./testdata/"+file, types.Config{
		Sizes: Sizes(machine),
	})
	if err != nil {
		t.Fatal("failed to create target machine:", err)
	}
	err = lprogram.Parse()
	if err != nil {
		t.Fatalf("could not parse test case %s: %s", file, err)
	}

	// Compile AST to IR.
	program := lprogram.LoadSSA()
	pkg := lprogram.MainPkg()
	return CompilePackage(file, pkg, program.Package(pkg.Pkg), machine, compilerConfig, false)
}