75 lines
2.9 KiB
Text
75 lines
2.9 KiB
Text
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#!/usr/bin/python
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"""
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This software is part of libcsdr, a set of simple DSP routines for
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Software Defined Radio.
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Copyright (c) 2014, Andras Retzler <randras@sdr.hu>
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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* Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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* Neither the name of the copyright holder nor the
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names of its contributors may be used to endorse or promote products
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derived from this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL ANDRAS RETZLER BE LIABLE FOR ANY
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DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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"""
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import sys
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try:
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vectfile=open(sys.argv[1],"r").readlines()
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except:
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print "parsevect: can't open input file"
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quit()
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lastcfile=""
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cfile=[]
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def loadcfile(what):
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global lastcfile, cfile
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if lastcfile!=what:
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cfile=open(what,"r").readlines()
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lastcfile=what
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print """
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Auto-vectorization built into gcc can increase the execution speed of algorithms with automatic
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generation of SIMD instructions if the CPU is capable.
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We parse the output of the vectorizer to analyze which loops could be optimized (thus speeded up) this way.
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Warning! The result may be different on different CPU architectures...
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Colors:
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\033[1;31m - can't be vectorized
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\033[1;32m - successfully vectorized
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\033[1;33m - not intended to be vectorized (not important)
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\033[1;0m"""
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checkline = lambda k: cfile[linenum-k] if "//@" in cfile[linenum-k] else corresponds
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for row in vectfile:
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if "LOOP VECTORIZED" in row or "not vectorized" in row:
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filename=row.split(":")[0]
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loadcfile(filename)
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linenum=int(row.split(":")[1])
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corresponds="//@"
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corresponds=checkline(1)
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corresponds=checkline(2)
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corresponds=corresponds.split("//@")[1][:-1]
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yellow=corresponds.startswith("@")
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if yellow: corresponds=corresponds[1:]
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print row[:-1], "\033[1;33m" if yellow else "\033[1;31m" if "not " in row else "\033[1;32m", corresponds, "\033[1;0m"
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