mirror of
https://github.com/m-labs/artiq.git
synced 2024-12-19 08:26:30 +08:00
Remove UnaryOp ARTIQ IR instruction; rename BinaryOp to Arith.
Everything it can express can also be expressed via Arith.
This commit is contained in:
whitequark
parent
ac491fae47
commit
2c010b10ee
@ -658,29 +658,6 @@ class SetElem(Instruction):
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def value(self):
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return self.operands[2]
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class UnaryOp(Instruction):
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"""
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An unary operation on numbers.
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:ivar op: (:class:`pythonparser.ast.unaryop`) operation
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"""
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"""
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:param op: (:class:`pythonparser.ast.unaryop`) operation
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:param operand: (:class:`Value`) operand
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"""
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def __init__(self, op, operand, name=""):
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assert isinstance(op, ast.unaryop)
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assert isinstance(operand, Value)
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super().__init__([operand], operand.type, name)
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self.op = op
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def opcode(self):
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return "unaryop({})".format(type(self.op).__name__)
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def operand(self):
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return self.operands[0]
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class Coerce(Instruction):
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"""
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A coercion operation for numbers.
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@ -697,11 +674,11 @@ class Coerce(Instruction):
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def value(self):
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return self.operands[0]
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class BinaryOp(Instruction):
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class Arith(Instruction):
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"""
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A binary operation on numbers.
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An arithmetic operation on numbers.
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:ivar op: (:class:`pythonparser.ast.unaryop`) operation
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:ivar op: (:class:`pythonparser.ast.operator`) operation
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"""
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"""
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@ -718,7 +695,7 @@ class BinaryOp(Instruction):
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self.op = op
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def opcode(self):
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return "binaryop({})".format(type(self.op).__name__)
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return "arith({})".format(type(self.op).__name__)
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def lhs(self):
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return self.operands[0]
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@ -255,8 +255,8 @@ class IRGenerator(algorithm.Visitor):
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def visit_Pass(self, node):
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# Insert a dummy instruction so that analyses which extract
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# locations from CFG have something to use.
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self.append(ir.BinaryOp(ast.Add(loc=None),
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ir.Constant(0, self._size_type), ir.Constant(0, self._size_type)))
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self.append(ir.Arith(ast.Add(loc=None),
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ir.Constant(0, self._size_type), ir.Constant(0, self._size_type)))
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def visit_Assign(self, node):
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try:
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@ -270,7 +270,7 @@ class IRGenerator(algorithm.Visitor):
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def visit_AugAssign(self, node):
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lhs = self.visit(target)
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rhs = self.visit(node.value)
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value = self.append(ir.BinaryOp(node.op, lhs, rhs))
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value = self.append(ir.Arith(node.op, lhs, rhs))
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try:
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self.current_assign = value
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self.visit(node.target)
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@ -346,8 +346,8 @@ class IRGenerator(algorithm.Visitor):
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start = self.append(ir.GetAttr(value, "start"))
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stop = self.append(ir.GetAttr(value, "stop"))
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step = self.append(ir.GetAttr(value, "step"))
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spread = self.append(ir.BinaryOp(ast.Sub(loc=None), stop, start))
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return self.append(ir.BinaryOp(ast.FloorDiv(loc=None), spread, step))
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spread = self.append(ir.Arith(ast.Sub(loc=None), stop, start))
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return self.append(ir.Arith(ast.FloorDiv(loc=None), spread, step))
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else:
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assert False
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@ -358,8 +358,8 @@ class IRGenerator(algorithm.Visitor):
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elif builtins.is_range(value.type):
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start = self.append(ir.GetAttr(value, "start"))
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step = self.append(ir.GetAttr(value, "step"))
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offset = self.append(ir.BinaryOp(ast.Mult(loc=None), step, index))
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return self.append(ir.BinaryOp(ast.Add(loc=None), start, offset))
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offset = self.append(ir.Arith(ast.Mult(loc=None), step, index))
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return self.append(ir.Arith(ast.Add(loc=None), start, offset))
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else:
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assert False
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@ -382,8 +382,7 @@ class IRGenerator(algorithm.Visitor):
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old_continue, self.continue_target = self.continue_target, continue_block
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self.current_block = continue_block
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updated_index = self.append(ir.BinaryOp(ast.Add(loc=None), phi,
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ir.Constant(1, phi.type)))
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updated_index = self.append(ir.Arith(ast.Add(loc=None), phi, ir.Constant(1, phi.type)))
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phi.add_incoming(updated_index, continue_block)
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self.append(ir.Branch(head))
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@ -604,7 +603,7 @@ class IRGenerator(algorithm.Visitor):
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def _map_index(self, length, index):
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lt_0 = self.append(ir.Compare(ast.Lt(loc=None),
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index, ir.Constant(0, index.type)))
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from_end = self.append(ir.BinaryOp(ast.Add(loc=None), length, index))
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from_end = self.append(ir.Arith(ast.Add(loc=None), length, index))
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mapped_index = self.append(ir.Select(lt_0, from_end, index))
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mapped_ge_0 = self.append(ir.Compare(ast.GtE(loc=None),
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mapped_index, ir.Constant(0, mapped_index.type)))
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@ -696,9 +695,9 @@ class IRGenerator(algorithm.Visitor):
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else:
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step = ir.Constant(1, node.slice.type)
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unstepped_size = self.append(ir.BinaryOp(ast.Sub(loc=None),
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mapped_max_index, mapped_min_index))
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slice_size = self.append(ir.BinaryOp(ast.FloorDiv(loc=None), unstepped_size, step))
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unstepped_size = self.append(ir.Arith(ast.Sub(loc=None),
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mapped_max_index, mapped_min_index))
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slice_size = self.append(ir.Arith(ast.FloorDiv(loc=None), unstepped_size, step))
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self._make_check(self.append(ir.Compare(ast.Eq(loc=None), slice_size, length)),
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lambda: self.append(ir.Alloc([], builtins.TValueError())))
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@ -709,8 +708,8 @@ class IRGenerator(algorithm.Visitor):
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other_value = self.current_assign
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def body_gen(other_index):
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offset = self.append(ir.BinaryOp(ast.Mult(loc=None), step, other_index))
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index = self.append(ir.BinaryOp(ast.Add(loc=None), min_index, offset))
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offset = self.append(ir.Arith(ast.Mult(loc=None), step, other_index))
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index = self.append(ir.Arith(ast.Add(loc=None), min_index, offset))
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if self.current_assign is None:
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elem = self._iterable_get(value, index)
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@ -719,8 +718,8 @@ class IRGenerator(algorithm.Visitor):
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elem = self.append(ir.GetElem(self.current_assign, other_index))
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self.append(ir.SetElem(value, index, elem))
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return self.append(ir.BinaryOp(ast.Add(loc=None), other_index,
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ir.Constant(1, node.slice.type)))
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return self.append(ir.Arith(ast.Add(loc=None), other_index,
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ir.Constant(1, node.slice.type)))
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self._make_loop(ir.Constant(0, node.slice.type),
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lambda index: self.append(ir.Compare(ast.Lt(loc=None), index, slice_size)),
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body_gen)
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@ -790,8 +789,8 @@ class IRGenerator(algorithm.Visitor):
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mapped_elt = self.visit(node.elt)
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self.append(ir.SetElem(result, index, mapped_elt))
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return self.append(ir.BinaryOp(ast.Add(loc=None), index,
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ir.Constant(1, length.type)))
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return self.append(ir.Arith(ast.Add(loc=None), index,
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ir.Constant(1, length.type)))
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self._make_loop(ir.Constant(0, length.type),
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lambda index: self.append(ir.Compare(ast.Lt(loc=None), index, length)),
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body_gen)
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@ -822,8 +821,15 @@ class IRGenerator(algorithm.Visitor):
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return self.append(ir.Select(node.operand,
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ir.Constant(False, builtins.TBool()),
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ir.Constant(True, builtins.TBool())))
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else: # Numeric operators
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return self.append(ir.UnaryOp(node.op, self.visit(node.operand)))
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elif isinstance(node.op, ast.USub):
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operand = self.visit(node.operand)
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return self.append(ir.Arith(ast.Sub(loc=None),
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ir.Constant(0, operand.type), operand))
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elif isinstance(node.op, ast.UAdd):
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# No-op.
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return self.visit(node.operand)
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else:
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assert False
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def visit_CoerceT(self, node):
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value = self.visit(node.value)
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@ -836,9 +842,7 @@ class IRGenerator(algorithm.Visitor):
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def visit_BinOpT(self, node):
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if builtins.is_numeric(node.type):
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return self.append(ir.BinaryOp(node.op,
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self.visit(node.left),
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self.visit(node.right)))
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return self.append(ir.Arith(node.op, self.visit(node.left), self.visit(node.right)))
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elif isinstance(node.op, ast.Add): # list + list, tuple + tuple
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lhs, rhs = self.visit(node.left), self.visit(node.right)
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if types.is_tuple(node.left.type) and builtins.is_tuple(node.right.type):
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@ -852,15 +856,15 @@ class IRGenerator(algorithm.Visitor):
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lhs_length = self.append(ir.Builtin("len", [lhs], self._size_type))
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rhs_length = self.append(ir.Builtin("len", [rhs], self._size_type))
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result_length = self.append(ir.BinaryOp(ast.Add(loc=None), lhs_length, rhs_length))
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result_length = self.append(ir.Arith(ast.Add(loc=None), lhs_length, rhs_length))
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result = self.append(ir.Alloc([result_length], node.type))
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# Copy lhs
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def body_gen(index):
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elt = self.append(ir.GetElem(lhs, index))
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self.append(ir.SetElem(result, index, elt))
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return self.append(ir.BinaryOp(ast.Add(loc=None), index,
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ir.Constant(1, self._size_type)))
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return self.append(ir.Arith(ast.Add(loc=None), index,
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ir.Constant(1, self._size_type)))
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self._make_loop(ir.Constant(0, self._size_type),
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lambda index: self.append(ir.Compare(ast.Lt(loc=None), index, lhs_length)),
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body_gen)
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@ -868,10 +872,10 @@ class IRGenerator(algorithm.Visitor):
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# Copy rhs
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def body_gen(index):
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elt = self.append(ir.GetElem(rhs, index))
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result_index = self.append(ir.BinaryOp(ast.Add(loc=None), index, lhs_length))
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result_index = self.append(ir.Arith(ast.Add(loc=None), index, lhs_length))
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self.append(ir.SetElem(result, result_index, elt))
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return self.append(ir.BinaryOp(ast.Add(loc=None), index,
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ir.Constant(1, self._size_type)))
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return self.append(ir.Arith(ast.Add(loc=None), index,
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ir.Constant(1, self._size_type)))
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self._make_loop(ir.Constant(0, self._size_type),
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lambda index: self.append(ir.Compare(ast.Lt(loc=None), index, rhs_length)),
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body_gen)
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@ -890,7 +894,7 @@ class IRGenerator(algorithm.Visitor):
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lst_length = self.append(ir.Builtin("len", [lst], self._size_type))
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result_length = self.append(ir.BinaryOp(ast.Mult(loc=None), lst_length, num))
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result_length = self.append(ir.Arith(ast.Mult(loc=None), lst_length, num))
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result = self.append(ir.Alloc([result_length], node.type))
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# num times...
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@ -898,19 +902,19 @@ class IRGenerator(algorithm.Visitor):
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# ... copy the list
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def body_gen(lst_index):
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elt = self.append(ir.GetElem(lst, lst_index))
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base_index = self.append(ir.BinaryOp(ast.Mult(loc=None),
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num_index, lst_length))
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result_index = self.append(ir.BinaryOp(ast.Add(loc=None),
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base_index, lst_index))
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base_index = self.append(ir.Arith(ast.Mult(loc=None),
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num_index, lst_length))
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result_index = self.append(ir.Arith(ast.Add(loc=None),
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base_index, lst_index))
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self.append(ir.SetElem(result, base_index, elt))
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return self.append(ir.BinaryOp(ast.Add(loc=None), lst_index,
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ir.Constant(1, self._size_type)))
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return self.append(ir.Arith(ast.Add(loc=None), lst_index,
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ir.Constant(1, self._size_type)))
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self._make_loop(ir.Constant(0, self._size_type),
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lambda index: self.append(ir.Compare(ast.Lt(loc=None), index, lst_length)),
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body_gen)
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return self.append(ir.BinaryOp(ast.Add(loc=None), lst_length,
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ir.Constant(1, self._size_type)))
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return self.append(ir.Arith(ast.Add(loc=None), lst_length,
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ir.Constant(1, self._size_type)))
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self._make_loop(ir.Constant(0, self._size_type),
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lambda index: self.append(ir.Compare(ast.Lt(loc=None), index, num)),
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body_gen)
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@ -955,8 +959,8 @@ class IRGenerator(algorithm.Visitor):
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loop_body2 = self.add_block()
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self.current_block = loop_body2
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index_next = self.append(ir.BinaryOp(ast.Add(loc=None), index_phi,
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ir.Constant(1, self._size_type)))
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index_next = self.append(ir.Arith(ast.Add(loc=None), index_phi,
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ir.Constant(1, self._size_type)))
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self.append(ir.Branch(loop_head))
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index_phi.add_incoming(index_next, loop_body2)
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@ -988,8 +992,8 @@ class IRGenerator(algorithm.Visitor):
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step = self.append(ir.GetAttr(haystack, "step"))
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after_start = self.append(ir.Compare(ast.GtE(loc=None), needle, start))
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after_stop = self.append(ir.Compare(ast.Lt(loc=None), needle, stop))
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from_start = self.append(ir.BinaryOp(ast.Sub(loc=None), needle, start))
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mod_step = self.append(ir.BinaryOp(ast.Mod(loc=None), from_start, step))
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from_start = self.append(ir.Arith(ast.Sub(loc=None), needle, start))
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mod_step = self.append(ir.Arith(ast.Mod(loc=None), from_start, step))
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on_step = self.append(ir.Compare(ast.Eq(loc=None), mod_step,
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ir.Constant(0, mod_step.type)))
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result = self.append(ir.Select(after_start, after_stop,
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@ -1008,8 +1012,8 @@ class IRGenerator(algorithm.Visitor):
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loop_body2 = self.add_block()
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self.current_block = loop_body2
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return self.append(ir.BinaryOp(ast.Add(loc=None), index,
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ir.Constant(1, length.type)))
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return self.append(ir.Arith(ast.Add(loc=None), index,
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ir.Constant(1, length.type)))
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loop_head, loop_body, loop_tail = \
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self._make_loop(ir.Constant(0, length.type),
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lambda index: self.append(ir.Compare(ast.Lt(loc=None), index, length)),
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@ -1117,8 +1121,8 @@ class IRGenerator(algorithm.Visitor):
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def body_gen(index):
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elt = self._iterable_get(arg, index)
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self.append(ir.SetElem(result, index, elt))
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return self.append(ir.BinaryOp(ast.Add(loc=None), index,
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ir.Constant(1, length.type)))
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return self.append(ir.Arith(ast.Add(loc=None), index,
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ir.Constant(1, length.type)))
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self._make_loop(ir.Constant(0, length.type),
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lambda index: self.append(ir.Compare(ast.Lt(loc=None), index, length)),
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body_gen)
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