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(parent: 9e1f300) | patch
Add support for SSE4a (Phenom) LZCNT instruction
authorFiona Glaser <fiona@x264.com>
Wed, 31 Dec 2008 01:47:45 +0000 (20:47 -0500)
committerFiona Glaser <fiona@x264.com>
Wed, 31 Dec 2008 13:27:46 +0000 (08:27 -0500)
commitcb688111fb28225a4d1fe2a45472ac0cd093a08f
tree3842d474f9b85762022f946cd2cded14c95a5ee0tree | snapshot
parent9e1f300078a010d07a7331c796d08d78c624c772commit | diff
Add support for SSE4a (Phenom) LZCNT instruction
Significantly speeds up coeff_last and coeff_level_run on Phenom CPUs for faster CAVLC and CABAC.
Also a small tweak to coeff_level_run asm.
common/cpu.c diff | blob | history
common/quant.c diff | blob | history
common/x86/quant-a.asm diff | blob | history
common/x86/quant.h diff | blob | history
tools/checkasm.c diff | blob | history
x264.h diff | blob | history
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