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ffmpeg.wasm-core
Commit b87d8825 authored by Elvis Presley's avatar Elvis Presley Committed by Michael Niedermayer
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proresdsp.asm: drop useless shifts 

Signed-off-by: 's avatarMichael Niedermayer <michaelni@gmx.at>
parent ef47c608
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Showing with 2 additions and 34 deletions
libavcodec/x86/proresdsp.asm
View file @ b87d8825
......@@ -109,14 +109,6 @@ section .text align=16
pmaddwd m7, m1, [w4_min_w2]
pmaddwd m0, [w4_plus_w2]
pmaddwd m1, [w4_plus_w2]
pslld m2, 2
pslld m3, 2
pslld m4, 2
pslld m5, 2
pslld m6, 2
pslld m7, 2
pslld m0, 2
pslld m1, 2
; a0: -1*row[0]-1*row[2]
; a1: -1*row[0]
......@@ -143,16 +135,12 @@ section .text align=16
SIGNEXTEND m13, m14, m10 ; { row[4] }[0-3] / [4-7]
pmaddwd m10, m8, [w4_plus_w6]
pmaddwd m11, m9, [w4_plus_w6]
pslld m10, 2
pslld m11, 2
psubd m10, m13
psubd m11, m14
paddd m0, m10 ; a0[0-3]
paddd m1, m11 ; a0[4-7]
pmaddwd m10, m8, [w4_min_w6]
pmaddwd m11, m9, [w4_min_w6]
pslld m10, 2
pslld m11, 2
psubd m10, m13
psubd m11, m14
paddd m6, m10 ; a3[0-3]
......@@ -161,10 +149,6 @@ section .text align=16
pmaddwd m11, m9, [w4_min_w2]
pmaddwd m8, [w4_plus_w2]
pmaddwd m9, [w4_plus_w2]
pslld m10, 2
pslld m11, 2
pslld m8, 2
pslld m9, 2
psubd m10, m13
psubd m11, m14
psubd m8, m13
......@@ -218,14 +202,6 @@ section .text align=16
pmaddwd m7, m1, [w7_min_w5]
pmaddwd m0, [w1_plus_w3]
pmaddwd m1, [w1_plus_w3]
pslld m2, 2
pslld m3, 2
pslld m4, 2
pslld m5, 2
pslld m6, 2
pslld m7, 2
pslld m0, 2
pslld m1, 2
; b0: +1*row[1]+2*row[3]
; b1: +2*row[1]-1*row[3]
......@@ -285,10 +261,6 @@ section .text align=16
pmaddwd m11, m9, [w1_plus_w5]
pmaddwd m12, m8, [w5_plus_w7]
pmaddwd m13, m9, [w5_plus_w7]
pslld m10, 2
pslld m11, 2
pslld m12, 2
pslld m13, 2
psubd m2, m10 ; b1[0-3]
psubd m3, m11 ; b1[4-7]
paddd m0, m12 ; b0[0-3]
......@@ -297,10 +269,6 @@ section .text align=16
pmaddwd m13, m9, [w7_plus_w3]
pmaddwd m8, [w3_min_w1]
pmaddwd m9, [w3_min_w1]
pslld m12, 2
pslld m13, 2
pslld m8, 2
pslld m9, 2
paddd m4, m12 ; b2[0-3]
paddd m5, m13 ; b2[4-7]
paddd m6, m8 ; b3[0-3]
......@@ -347,7 +315,7 @@ cglobal prores_idct_put_10_%1, 4, 4, %2
pmullw m13,[r3+64]
pmullw m12,[r3+96]
IDCT_1D row, 17, %1
IDCT_1D row, 15, %1
; transpose for second part of IDCT
TRANSPOSE8x8W 8, 0, 1, 2, 4, 11, 9, 10, 3
......@@ -362,7 +330,7 @@ cglobal prores_idct_put_10_%1, 4, 4, %2
; for (i = 0; i < 8; i++)
; idctSparseColAdd(dest + i, line_size, block + i);
IDCT_1D col, 20, %1
IDCT_1D col, 18, %1
; clip/store
mova m6, [pw_512]
......
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