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3 Commits

Author SHA1 Message Date
James Zern
78155b7ed5 highbd_inv_txfm_sse4: make << of neg. val a multiply 
left shifting a negative value is undefined; quiets a ubsan warning.
this is applied to a constant, no change in the generated code.

Change-Id: I595f0ff7904ef025e07bb80234293d958dc9f254
 2017-07-30 12:48:28 -07:00
Linfeng Zhang
9c43d81bc2 Refactor highbd idct 4x4 and 8x8 x86 functions 
BUG=webm:1412

Change-Id: I221dff34dd5f71b390b5e043d0a137ccb0a01dec
 2017-07-27 18:01:03 -07:00
Linfeng Zhang
0fa59a4baf Refactor highbd idct 4x4 sse4.1 code and add highbd_inv_txfm_sse4.h 
Also clean highbd_inv_txfm_sse2.h

BUG=webm:1412

Change-Id: I0722841d824ce602874019bd9779b10d49d10c0b
 2017-06-29 17:17:43 -07:00