mirror of
https://github.com/deater/dos33fsprogs.git
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saved 100 bytes, didn't really improve speed at all (at least if you take into account table gen at the beginning)
46 lines
1.2 KiB
Plaintext
46 lines
1.2 KiB
Plaintext
Code Optimization
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~~~~~~~~~~~~~~~~~
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The original working code is about 4k (not counting the pt3 file)
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and has an overhead of roughly 20% when playing a song interrupt-driven
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at 50Hz.
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I'm keeping some stats here as I try to optimize the size and speed.
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Song: "Summer of Rain" SR.PT3
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~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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lz4 compressed
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pt3 size: raw size: ym5 size: pt3.lz4:
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3871 137015 7637 1793
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Size=pt3lib_end - note_a
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Decoder Type size ZP use raw decode total CPU overhead
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-------------------------------------------------------------
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Original 3407 22B 1F.22 31s 171s 18%
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VolTableGen 3302 22B 20.0E 32s 171s 18%
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Times: Validated
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BH.PT3: 10.0B 16 1:33 93 17.2%
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CH.PT3: 1D.12 29 2:49 169 17.2%
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CR.PT3: 0F.25 15 1:30 90 16.7% Yes
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DF.PT3: 19.1C 25 2:27 147 17.0%
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EA.PT3: 1E.13 30 2:53 173 17.3% Yes
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F4.PT3: 18.1D 24 2:16 136 17.6%
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FC.PT3: 20.24 32 3:12 192 16.7%
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FR.PT3: 0B.0A 11 1:01 61 18.0%
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HI.PT3: 11.19 17 1:34 94 18.0%
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I2.PT3: 1E.0C 30 2:59 179 16.8%
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IT.PT3: 16.19 22 2:11 131 16.8% Yes
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MB.PT3: 14.08 20 1:59 119 16.8%
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ND.PT3: 14.1C 20 1:52 112 17.9%
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OS.PT3: 13.24 19 1:48 108 17.6%
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RI.PT3: 0F.03 15 1:26 86 17.4%
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SD.PT3: 11.16 17 1:40 100 17.0%
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SR.PT3: 1F.22 31 2:51 171 18.1%
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VC.PT3: 1B.20 27 2:40 160 16.9%
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