Unbreak tests.

artiq/compiler/builtins.py

@@ -201,9 +201,8 @@ def is_collection(typ):
         types.is_mono(typ, "list")
 
 def is_allocated(typ):
-    return typ.fold(False, lambda accum, typ:
+    return not (is_none(typ) or is_bool(typ) or is_int(typ) or
-        accum or not (is_none(typ) or is_bool(typ) or is_int(typ) or
                   is_float(typ) or is_range(typ) or
                   types.is_c_function(typ) or types.is_rpc_function(typ) or
-                      types.is_method(typ) or
+                  types.is_method(typ) or types.is_tuple(typ) or
-                      types.is_value(typ)))
+                  types.is_value(typ))

artiq/compiler/transforms/artiq_ir_generator.py

@@ -1411,15 +1411,15 @@ class ARTIQIRGenerator(algorithm.Visitor):
             return ir.Constant(None, builtins.TNone())
         elif types.is_exn_constructor(typ):
             return self.alloc_exn(node.type, *[self.visit(arg_node) for arg_node in node.args])
+        elif types.is_constructor(typ):
+            return self.append(ir.Alloc([], typ.instance))
         else:
             assert False
 
     def visit_CallT(self, node):
         typ = node.func.type.find()
 
-        if types.is_constructor(typ) and not types.is_exn_constructor(typ):
+        if types.is_builtin(typ):
-            return self.append(ir.Alloc([], typ.instance))
-        elif types.is_builtin(typ):
             return self.visit_builtin_call(node)
         else:
             if types.is_function(typ):

artiq/compiler/transforms/inferencer.py

@@ -705,6 +705,12 @@ class Inferencer(algorithm.Visitor):
                 pass
             else:
                 diagnose(valid_forms())
+        elif types.is_constructor(typ):
+            # An user-defined class.
+            self._unify(node.type, typ.find().instance,
+                        node.loc, None)
+        else:
+            assert False
 
     def visit_CallT(self, node):
         self.generic_visit(node)
@@ -722,10 +728,6 @@ class Inferencer(algorithm.Visitor):
 
         if types.is_var(typ):
             return # not enough info yet
-        elif types.is_constructor(typ) and not types.is_exn_constructor(typ):
-            self._unify(node.type, typ.find().instance,
-                        node.loc, None)
-            return
         elif types.is_builtin(typ):
             return self.visit_builtin_call(node)
         elif not (types.is_function(typ) or types.is_method(typ)):

artiq/compiler/transforms/llvm_ir_generator.py

@@ -391,7 +391,7 @@ class LLVMIRGenerator:
                     assert llinsn is not None
                     self.llmap[insn] = llinsn
 
-                    if insn.loc is not None:
+                    if insn.loc is not None and not isinstance(llinsn, ll.Constant):
                         diloc = self.debug_info_emitter.emit_loc(insn.loc, disubprogram)
                         llinsn.set_metadata('dbg', diloc)
 

artiq/compiler/types.py

@@ -99,8 +99,8 @@ class TMono(Type):
     attributes = OrderedDict()
 
     def __init__(self, name, params={}):
-        assert isinstance(params, dict)
+        assert isinstance(params, (dict, OrderedDict))
-        self.name, self.params = name, params
+        self.name, self.params = name, OrderedDict(sorted(params.items()))
 
     def find(self):
         return self

artiq/compiler/validators/escape.py

@@ -7,6 +7,9 @@ import functools
 from pythonparser import algorithm, diagnostic
 from .. import asttyped, types, builtins
 
+def has_region(typ):
+    return typ.fold(False, lambda accum, typ: accum or builtins.is_allocated(typ))
+
 class Region:
     """
     A last-in-first-out allocation region. Tied to lexical scoping
@@ -78,7 +81,7 @@ class RegionOf(algorithm.Visitor):
     # Value lives as long as the current scope, if it's mutable,
     # or else forever
     def visit_sometimes_allocating(self, node):
-        if builtins.is_allocated(node.type):
+        if has_region(node.type):
             return self.youngest_region
         else:
             return None
@@ -89,7 +92,7 @@ class RegionOf(algorithm.Visitor):
     # Value lives as long as the object/container, if it's mutable,
     # or else forever
     def visit_accessor(self, node):
-        if builtins.is_allocated(node.type):
+        if has_region(node.type):
             return self.visit(node.value)
         else:
             return None
@@ -131,7 +134,7 @@ class RegionOf(algorithm.Visitor):
 
     # Value lives forever
     def visit_immutable(self, node):
-        assert not builtins.is_allocated(node.type)
+        assert not has_region(node.type)
         return None
 
     visit_NameConstantT = visit_immutable
@@ -217,7 +220,7 @@ class EscapeValidator(algorithm.Visitor):
             self.youngest_env = {}
 
             for name in typing_env:
-                if builtins.is_allocated(typing_env[name]):
+                if has_region(typing_env[name]):
                     self.youngest_env[name] = Region(None) # not yet known
                 else:
                     self.youngest_env[name] = None # lives forever

lit-test/test/inferencer/class.py

@@ -15,5 +15,5 @@ c.a
 # CHECK-L: .f:()->NoneType
 c.f
 
-# CHECK-L: .m:method(self=c, fn=(self:c)->NoneType)
+# CHECK-L: .m:method(fn=(self:c)->NoneType, self=c)
 c().m()