cond.isa revision 12169 
1// -*- mode:c++ -*-
2
3// Copyright 2017 Google, Inc.
4//
5// The license below extends only to copyright in the software and shall
6// not be construed as granting a license to any other intellectual
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8// to a hardware implementation of the functionality of the software
9// licensed hereunder.  You may use the software subject to the license
10// terms below provided that you ensure that this notice is replicated
11// unmodified and in its entirety in all distributions of the software,
12// modified or unmodified, in source code or in binary form.
13//
14// Redistribution and use in source and binary forms, with or without
15// modification, are permitted provided that the following conditions are
16// met: redistributions of source code must retain the above copyright
17// notice, this list of conditions and the following disclaimer;
18// redistributions in binary form must reproduce the above copyright
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21// neither the name of the copyright holders nor the names of its
22// contributors may be used to endorse or promote products derived from
23// this software without specific prior written permission.
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25// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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36//
37// Authors: Gabe Black
38
39def format CondInst(cond, *opTypeSet) {{
40    blocks = OutputBlocks()
41
42    if_blocks = specializeInst(Name, list(opTypeSet), EmulEnv())
43    blocks.append(if_blocks)
44    else_blocks = specializeInst('UD2', [], EmulEnv())
45    blocks.append(else_blocks)
46
47    (header_output, decoder_output,
48     decode_block, exec_output) = blocks.makeList()
49    decode_block = '\tif (%s) {\n%s\n\t} else {\n%s\n}\n' % \
50        (cond, if_blocks.decode_block, else_blocks.decode_block)
51}};
52