Blame test/src/tsc-cyc_calibrate.ptt

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; Copyright (c) 2014-2017, Intel Corporation
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;
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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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;
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;  * Redistributions of source code must retain the above copyright notice,
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;    this list of conditions and the following disclaimer.
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;  * Redistributions in binary form must reproduce the above copyright notice,
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;    this list of conditions and the following disclaimer in the documentation
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;    and/or other materials provided with the distribution.
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;  * Neither the name of Intel Corporation nor the names of its contributors
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;    may be used to endorse or promote products derived from this software
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;    without specific prior written permission.
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;
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; THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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; AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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; IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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; ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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; LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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; CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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; SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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; INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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; CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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; ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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; POSSIBILITY OF SUCH DAMAGE.
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; Test CYC-based TSC estimation.
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;
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; Variant: TSC-based calibration
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;
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; opt:ptdump --time --time-delta
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org 0x100000
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bits 64
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; @pt p1:  psb()
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; @pt p2:  tsc(0xa0000)
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; @pt p3:  psbend()
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; @pt p4:  cyc(0x100)
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; @pt p5:  tsc(0xa0200)
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; @pt p6:  cyc(0x100)
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; @pt p7:  psb()
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; @pt p8:  tsc(0xa0300)
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; @pt p9:  psbend()
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; @pt p10: cyc(0x100)
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; @pt p11: tsc(0xa0600)
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; @pt p12: cyc(0x100)
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; @pt .exp(ptdump)
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;%0p1   psb
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;%0p2   tsc a0000       tsc +a0000
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;%0p3   psbend
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;[%p4: calibration error: no timing information]
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;[%p4: error updating time: no calibration]
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;%0p4   cyc 100         tsc +0
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;%0p5   tsc a0200       tsc +200
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;[%p6: calibration error: no timing information]
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;[%p6: error updating time: no calibration]
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;%0p6   cyc 100         tsc +0
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;%0p7   psb
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;%0p8   tsc a0300       tsc +100
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;%0p9   psbend
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;%0p10  cyc 100         tsc +100
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;%0p11  tsc a0600       tsc +200
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;%0p12  cyc 100         tsc +100