summaryrefslogtreecommitdiff
path: root/i965_drv_video/shaders/h264/mc/interpolate_C_2x2.asm
diff options
context:
space:
mode:
Diffstat (limited to 'i965_drv_video/shaders/h264/mc/interpolate_C_2x2.asm')
-rw-r--r--i965_drv_video/shaders/h264/mc/interpolate_C_2x2.asm57
1 files changed, 0 insertions, 57 deletions
diff --git a/i965_drv_video/shaders/h264/mc/interpolate_C_2x2.asm b/i965_drv_video/shaders/h264/mc/interpolate_C_2x2.asm
deleted file mode 100644
index ffa65cf..0000000
--- a/i965_drv_video/shaders/h264/mc/interpolate_C_2x2.asm
+++ /dev/null
@@ -1,57 +0,0 @@
-/*
- * Interpolation kernel for chrominance 2x2 motion compensation
- * Copyright © <2010>, Intel Corporation.
- *
- * This program is licensed under the terms and conditions of the
- * Eclipse Public License (EPL), version 1.0. The full text of the EPL is at
- * http://www.opensource.org/licenses/eclipse-1.0.php.
- *
- */
-// Kernel name: Interpolate_C_2x2.asm
-//
-// Interpolation kernel for chrominance 2x2 motion compensation
-//
-// $Revision: 8 $
-// $Date: 10/09/06 4:00p $
-//
-
-
-//#if !defined(__Interpolate_C_2x2__) // Make sure this is only included once
-//#define __Interpolate_C_2x2__
-
-
- // (8-xFrac) and (8-yFrac)
- add (2) gW0<1>:w gMVX_FRACC<2;2,1>:w -0x08:w
-
- // Compute the GRF address of the starting position of the reference area
- mov (1) pREF0:w nOFFSET_REFC:w {NoDDClr}
- mov (1) pRESULT:uw gpINTPC:uw {NoDDChk}
-
- // gCOEFA = (8-xFrac)*(8-yFrac)
- // gCOEFB = xFrac*(8-yFrac)
- // gCOEFC = (8-xFrac)*yFrac
- // gCOEFD = xFrac*yFrac
- mul (1) gCOEFD:w gMVX_FRACC:w gMVY_FRACC:w {NoDDClr}
- mul (1) gCOEFA:w -gW0:w -gW1:uw {NoDDClr,NoDDChk}
- mul (1) gCOEFB:w gMVX_FRACC:w -gW1:uw {NoDDClr,NoDDChk}
- mul (1) gCOEFC:w -gW0:w gMVY_FRACC:w {NoDDChk}
-
- // (8-xFrac)*(8-yFrac)*A
- // ---------------------
- mul (8) acc0<1>:uw r[pREF0,0]<8;4,1>:ub gCOEFA:uw
-
- // xFrac*(8-yFrac)*B
- // -------------------
- mac (8) acc0<1>:uw r[pREF0,2]<8;4,1>:ub gCOEFB:uw
-
- // (8-xFrac)*yFrac*C
- // -------------------
- mac (8) acc0<1>:uw r[pREF0,8]<8;4,1>:ub gCOEFC:uw
-
- // xFrac*yFrac*D
- // -----------------
- mac (8) gwINTERIM_BUF2(0)<1> r[pREF0,10]<8;4,1>:ub gCOEFD:uw
- mov (4) r[pRESULT]<1>:uw gwINTERIM_BUF2(0)<4;4,1> {NoDDClr}
- mov (4) r[pRESULT,16]<1>:uw gwINTERIM_BUF2(0,4)<4;4,1> {NoDDChk}
-
-//#endif // !defined(__Interpolate_C_2x2__)