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Change-Id: Id7f4717d51ed02d67cb9f9cb3c0ada4a81843f97
Reviewed-on: http://gerrit.rockbox.org/137
Reviewed-by: Nils Wallménius <nils@rockbox.org>
Tested-by: Nils Wallménius <nils@rockbox.org>
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Centralize the selection of codec compilation flags to codec.make
to avoid having to duplicate the per cpu selection logic and the
build rule in the individual codec lib make files and make tweaking
easier.
The two special cases, libmad and libspeex were left alone.
I plan to introduce a var for arm generation so that appropriate flags
can be selected per generation as benchmarking results have shown that
different arm arches might have different optimal flags.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@30330 a1c6a512-1295-4272-9138-f99709370657
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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@29906 a1c6a512-1295-4272-9138-f99709370657
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GCC 4.6.0.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@29810 a1c6a512-1295-4272-9138-f99709370657
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Retune codec compiler optimizations with new compiler. Overall speedup with aac and flac getting big speedups.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@29042 a1c6a512-1295-4272-9138-f99709370657
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is ~3%, for aac ~1%.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@28453 a1c6a512-1295-4272-9138-f99709370657
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in fixmul31(). The difference to current implementation is +/-1 in the output signal. Same routines are used for other codecs and in the codec lib as well.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27728 a1c6a512-1295-4272-9138-f99709370657
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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27727 a1c6a512-1295-4272-9138-f99709370657
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macros) is fast enough; even faster than an equivalent CF asm version, as pointed out by Nils Wallménius.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27724 a1c6a512-1295-4272-9138-f99709370657
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fixmul 31 comment.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27715 a1c6a512-1295-4272-9138-f99709370657
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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27710 a1c6a512-1295-4272-9138-f99709370657
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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27707 a1c6a512-1295-4272-9138-f99709370657
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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27706 a1c6a512-1295-4272-9138-f99709370657
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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27705 a1c6a512-1295-4272-9138-f99709370657
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between our output and the original floating point decoder ~5e-8. (FS#11498 by Buschel)
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27703 a1c6a512-1295-4272-9138-f99709370657
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(~0.05MHz) on a 320kbps sample, and ~0.03MHz slowdown for Coldfire on a 55kbps sample.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27702 a1c6a512-1295-4272-9138-f99709370657
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scaled down first by (log2(frame_size) - 3). Increases decoding speed by 1.3MHz on PP5022 and saves ~32KB that were previously needed by the mdct tables. (FS#11511 by Buschel and myself)
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27701 a1c6a512-1295-4272-9138-f99709370657
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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27687 a1c6a512-1295-4272-9138-f99709370657
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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27662 a1c6a512-1295-4272-9138-f99709370657
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precise value for cos(pi/4).
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27644 a1c6a512-1295-4272-9138-f99709370657
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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27626 a1c6a512-1295-4272-9138-f99709370657
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comment, remove tabs and introduce WMAPRO_FRACT to wma.h to remove magic numbers. Swap operands of fixmul16-call for minor speedup on ARM (+1%).
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27617 a1c6a512-1295-4272-9138-f99709370657
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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27615 a1c6a512-1295-4272-9138-f99709370657
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55kbps wma pro file by 40% on h300.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27612 a1c6a512-1295-4272-9138-f99709370657
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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27607 a1c6a512-1295-4272-9138-f99709370657
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output samples.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27604 a1c6a512-1295-4272-9138-f99709370657
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1% on PP5022.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27603 a1c6a512-1295-4272-9138-f99709370657
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supported channels to 2 instead of 8 for low memory targets. This solution saves more RAM than the former solution and does avoid possible NULLPTR access. As add-on remove tabs.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27602 a1c6a512-1295-4272-9138-f99709370657
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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27599 a1c6a512-1295-4272-9138-f99709370657
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ARM (1%).
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27595 a1c6a512-1295-4272-9138-f99709370657
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buffers for them.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27593 a1c6a512-1295-4272-9138-f99709370657
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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27586 a1c6a512-1295-4272-9138-f99709370657
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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27585 a1c6a512-1295-4272-9138-f99709370657
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routines, speedup is ~0.5%. Also don't lie to gcc about which vars are changed by the asm.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27584 a1c6a512-1295-4272-9138-f99709370657
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directly on the buffers in WMAProDecCtx instead to avoid the redundant copying of the output data. ~10% speedup (-2MHz) on pp502x and ~1.5% speedup (-3.8Mhz)
on mcf2049.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27583 a1c6a512-1295-4272-9138-f99709370657
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Coldfire CPUs. Introduce asm routines for multiplications, move arrays with major impact on decoding speed to IRAM. Speeds up decoding by 25% on PP5022 and 34% on mcf5249.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27582 a1c6a512-1295-4272-9138-f99709370657
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drop the add_bias argument for the vector_fixmul_window function, since it was always 0
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27573 a1c6a512-1295-4272-9138-f99709370657
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exp. Fixes wma pro failure on test files in download.rockbox.org/test_files.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27460 a1c6a512-1295-4272-9138-f99709370657
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README.rockbox.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27456 a1c6a512-1295-4272-9138-f99709370657
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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27455 a1c6a512-1295-4272-9138-f99709370657
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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27454 a1c6a512-1295-4272-9138-f99709370657
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those from the libwmapro.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27453 a1c6a512-1295-4272-9138-f99709370657
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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27425 a1c6a512-1295-4272-9138-f99709370657
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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27421 a1c6a512-1295-4272-9138-f99709370657
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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27420 a1c6a512-1295-4272-9138-f99709370657
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151% realtime in a 320kbps sample on a sansa e200. Lots of cleanup still need to be done, and optimisations should start soon too.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27417 a1c6a512-1295-4272-9138-f99709370657
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accordingly.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27416 a1c6a512-1295-4272-9138-f99709370657
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still there for better history and to have a returning point in svn should something go wrong.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27402 a1c6a512-1295-4272-9138-f99709370657
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SIMVER was really only used to detect a simulator build. With APP_TYPE you can
now differentiate between simulator, application, checkwps and database builds.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27372 a1c6a512-1295-4272-9138-f99709370657
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Override generic rule in libwmapro/*.make
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27336 a1c6a512-1295-4272-9138-f99709370657
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