* analyze_brprob: Fix typos.
From-SVN: r44262
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2001-07-23 Andreas Jaeger <aj@suse.de>
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* analyze_brprob: Fix typos.
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2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
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* texi2pod.pl: Handle @r inside @item.
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#!/usr/bin/awk -f
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# Script to analyze experimental results of our branch prediction heursitics
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# Script to analyze experimental results of our branch prediction heuristics
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# Contributed by Jan Hubicka, SuSE inc.
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# Copyright (C) 2001 Free Software Foundation, Inc.
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#
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#
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#
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# This script is used to calculate two basic properties of the branch prediction
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# heursitics - coverage and hitrate. Coverage is number of executions of given
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# heuristics - coverage and hitrate. Coverage is number of executions of given
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# branch matched by the heuristics and hitrate is probability that once branch is
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# predicted as taken it is really taken.
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#
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#noreturn call 951 27.6% 100.00%/100.00% 1759809 17.6%
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#
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# The heuristics called "first match" is heuristics used by gcc branch
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# prediction pass and it predicts 89.92% branches correctly.
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# prediction pass and it predicts 89.92% branches correctly.
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#
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# The quality of heuristics can be rated using both, coverage and hitrate
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# parameters. For example "loop branch" heuristics (predicting loopback edge
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