RockboxTracker:: All Projects: Tasklist

	ID	Project	Task Type	Category	Severity	Summary	Opened
	11702	Rockbox	Patches	Codecs	Low	mpc filterbank synthesis optimization	2010-10-25	20	9	Task Description This patch resorts the v-array within mpc’s synthesis filter. Through this data is placed more locally for the performance critical function mpc_decoder_windowing_D() and allows ldm-usage in the asm’ed parts. This first patch does work for simulation but not for ARM or CF builds. An update with more optimized ARM asm will follow, CF asm needs to be corrected by someone with knowledge on CF assembly. The output is binary identical.

Rockbox

Patches

Codecs

Low

2010-10-25

Task Description

This patch resorts the v-array within mpc’s synthesis filter. Through this data is placed more locally for the performance critical function mpc_decoder_windowing_D() and allows ldm-usage in the asm’ed parts.

This first patch does work for simulation but not for ARM or CF builds. An update with more optimized ARM asm will follow, CF asm needs to be corrected by someone with knowledge on CF assembly.

The output is binary identical.

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