StallAndWaitStatementAST.py revision 7567
16657SN/A# Copyright (c) 1999-2008 Mark D. Hill and David A. Wood 26657SN/A# Copyright (c) 2009 The Hewlett-Packard Development Company 37567SBrad.Beckmann@amd.com# Copyright (c) 2010 Advanced Micro Devices, Inc. 46657SN/A# All rights reserved. 56657SN/A# 66657SN/A# Redistribution and use in source and binary forms, with or without 76657SN/A# modification, are permitted provided that the following conditions are 86657SN/A# met: redistributions of source code must retain the above copyright 96657SN/A# notice, this list of conditions and the following disclaimer; 106657SN/A# redistributions in binary form must reproduce the above copyright 116657SN/A# notice, this list of conditions and the following disclaimer in the 126657SN/A# documentation and/or other materials provided with the distribution; 136657SN/A# neither the name of the copyright holders nor the names of its 146657SN/A# contributors may be used to endorse or promote products derived from 156657SN/A# this software without specific prior written permission. 166657SN/A# 176657SN/A# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 186657SN/A# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 196657SN/A# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 206657SN/A# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 216657SN/A# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 226657SN/A# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 236657SN/A# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 246657SN/A# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 256657SN/A# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 266657SN/A# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 276657SN/A# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 286657SN/A 296657SN/Afrom slicc.ast.StatementAST import StatementAST 306657SN/A 317567SBrad.Beckmann@amd.comclass StallAndWaitStatementAST(StatementAST): 327567SBrad.Beckmann@amd.com def __init__(self, slicc, in_port, address): 336657SN/A super(StatementAST, self).__init__(slicc) 347567SBrad.Beckmann@amd.com self.in_port = in_port 357567SBrad.Beckmann@amd.com self.address = address 367567SBrad.Beckmann@amd.com 376657SN/A def __repr__(self): 387567SBrad.Beckmann@amd.com return "[StallAndWaitStatementAst: %r]" % self.variable 396657SN/A 406657SN/A def generate(self, code, return_type): 417567SBrad.Beckmann@amd.com self.in_port.assertType("InPort") 427567SBrad.Beckmann@amd.com self.address.assertType("Address") 436657SN/A 447567SBrad.Beckmann@amd.com in_port_code = self.in_port.var.code 457567SBrad.Beckmann@amd.com address_code = self.address.var.code 467567SBrad.Beckmann@amd.com code(''' 477567SBrad.Beckmann@amd.com stallBuffer(&($in_port_code), $address_code); 487567SBrad.Beckmann@amd.com $in_port_code.stallMessage($address_code); 497567SBrad.Beckmann@amd.com ''') 50