def emitCode(self, gen):
log.write('emit', 'emitCode class ', self, self.name)
subGen = CodeGenerator(gen)
subGen.typeBuilder = self.builder
for decl in self.body.decls:
decl.emitCode(subGen)
self.builder.CreateType()
def emitDeclaration(self, gen):
from nine.codegenerator import CodeGenerator
if self.__emitDecls: return
self.__emitDecls = True
log.write('emit', 'emitDeclaration iface ', self, self.name)
subGen = CodeGenerator(gen)
subGen.typeBuilder = self.builder
for decl in self.body.decls:
decl.emitDeclaration(subGen)
def emitCode(self, gen):
from nine.codegenerator import CodeGenerator
log.write('emit', 'emitCode func', self, self.name)
assert self.builder is not None, (self, self.name, self.klass)
subGen = CodeGenerator(gen)
subGen.ilGen = self.builder.GetILGenerator()
subGen.methodBuilder = self.builder
if not self.flags.abstract:
self.body.emitCode(subGen)
subGen.ilGen.Emit(subGen.opCodes.Ret)
def compileProgram(self, ast, outputName):
globalNs = self.scanAssemblies(self.references)
self.fixPrimitives()
# Fill globalNs with declared symbols
for decl in ast:
if hasattr(decl, 'name'):
globalNs.symbols[decl.name] = decl
globalScope = semantic.makeGlobalScope(globalNs.symbols)
st = semantic.semantic(ast, globalScope)
gen = CodeGenerator()
gen.createProgram(outputName, st)
def emitCode(self, gen):
from CLR import System
from nine import util
from nine.codegenerator import CodeGenerator
subGen = CodeGenerator(gen)
subGen.ilGen = self.builder.GetILGenerator()
subGen.methodBuilder = self.builder
subGen.ilGen.Emit(gen.opCodes.Ldarg_0)
#FIXME: remove when super() is implemented
#auto-call super ctor
base = self.klass.bases[0]
assert base is not None, "ALL Classes have a base!"
baseCtor = base.getCtor([])
subGen.ilGen.Emit(gen.opCodes.Call, baseCtor.builder)
self.body.emitCode(subGen)
subGen.ilGen.Emit(subGen.opCodes.Ret)
def emitCode(self, gen):
from nine.codegenerator import CodeGenerator
from ast.breakstatement import BreakStatement
from ast.continuestatement import ContinueStatement
startLabel = gen.ilGen.DefineLabel()
loopLabel = gen.ilGen.DefineLabel()
endLabel = gen.ilGen.DefineLabel()
gen.ilGen.Emit(gen.opCodes.Br, startLabel)
gen.ilGen.MarkLabel(loopLabel)
miniGen = CodeGenerator(gen)
miniGen.breakLabel = endLabel
miniGen.continueLabel = startLabel
self.block.emitCode(miniGen)
gen.ilGen.MarkLabel(startLabel)
self.arg.emitLoad(gen)
gen.ilGen.Emit(gen.opCodes.Brtrue, loopLabel)
gen.ilGen.MarkLabel(endLabel)
def emitDeclaration(self, gen):
from CLR.System.Reflection.Emit import CustomAttributeBuilder
if self.__declsBuilt: return
self.__declsBuilt = True
log.write('emit', 'emitDeclaration class ', self, self.name)
for attr in self.attributes:
ctorInfo = attr.className.builder.GetConstructor([])
attrBuilder = CustomAttributeBuilder(ctorInfo, [])
self.builder.SetCustomAttribute(attrBuilder)
# Be sure base classes get their stuff done before us.
self.baseClass.emitDeclaration(gen)
for iface in self.baseInterfaces:
iface.emitDeclaration(gen)
subGen = CodeGenerator(gen)
subGen.typeBuilder = self.builder
for decl in self.body.decls:
decl.emitDeclaration(subGen)
class CodeGeneratorTest(unittest.TestCase):
def setUp(self):
self.gen = CodeGenerator()
def testBuildEmptyProgram(self):
name = os.path.join('bin', 'codegen_empty_test')
program = [] # it is a complicated program
self.gen.createProgram(name, program)
result = os.system('%s >> stdout.txt' % name)
self.failUnless(result == 0)
def testBuildHelloWorld(self):
'''FIXME: this test no longer works if run in isolation.
'''
program = [
PrintStatement(StringLiteral((0, '<fakesource>'), '\'Hello, code generator test!\''))
]
name = os.path.join('bin', 'codegen_hello_test')
self.gen.createProgram(name, program)
result = os.system('%s >> stdout.txt' % name)
self.failUnless(result == 0)
def testBuildLibrary(self):
program = util.source('''
class LibraryClass:
def SayHi():
print 'Hi!'
''')
util.buildProgram('build_library_test.dll', program)
self.assertTrue(os.path.exists('bin/build_library_test.dll'))
def setUp(self):
self.gen = CodeGenerator()
