[FFmpeg-cvslog] proresdsp.asm: Remove useless instructions.
Michael Niedermayer
git at videolan.org
Wed Oct 12 22:27:35 CEST 2011
ffmpeg | branch: master | Michael Niedermayer <michaelni at gmx.at> | Wed Oct 12 21:46:35 2011 +0200| [6398c0f7e19fc3637930514cd81dba7cfbbacd4a] | committer: Michael Niedermayer
proresdsp.asm: Remove useless instructions.
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=6398c0f7e19fc3637930514cd81dba7cfbbacd4a
---
libavcodec/x86/proresdsp.asm | 80 ------------------------------------------
1 files changed, 0 insertions(+), 80 deletions(-)
diff --git a/libavcodec/x86/proresdsp.asm b/libavcodec/x86/proresdsp.asm
index eb329dc..324e7f6 100644
--- a/libavcodec/x86/proresdsp.asm
+++ b/libavcodec/x86/proresdsp.asm
@@ -99,8 +99,6 @@ section .text align=16
%ifidn %1, row
psubw m10,[row_round]
%endif
- SIGNEXTEND m8, m9, m14 ; { row[2] }[0-3] / [4-7]
- SIGNEXTEND m10, m11, m14 ; { row[0] }[0-3] / [4-7]
pmaddwd m2, m0, [w4_plus_w6]
pmaddwd m3, m1, [w4_plus_w6]
pmaddwd m4, m0, [w4_min_w6]
@@ -114,54 +112,28 @@ section .text align=16
; a1: -1*row[0]
; a2: -1*row[0]
; a3: -1*row[0]+1*row[2]
- psubd m2, m10 ; a1[0-3]
- psubd m3, m11 ; a1[4-7]
- psubd m4, m10 ; a2[0-3]
- psubd m5, m11 ; a2[4-7]
- psubd m0, m10
- psubd m1, m11
- psubd m6, m10
- psubd m7, m11
- psubd m0, m8 ; a0[0-3]
- psubd m1, m9 ; a0[4-7]
- paddd m6, m8 ; a3[0-3]
- paddd m7, m9 ; a3[4-7]
; a0 += W4*row[4] + W6*row[6]; i.e. -1*row[4]
; a1 -= W4*row[4] + W2*row[6]; i.e. -1*row[4]-1*row[6]
; a2 -= W4*row[4] - W2*row[6]; i.e. -1*row[4]+1*row[6]
; a3 += W4*row[4] - W6*row[6]; i.e. -1*row[4]
SBUTTERFLY3 wd, 8, 9, 13, 12 ; { row[4], row[6] }[0-3]/[4-7]
- SIGNEXTEND m13, m14, m10 ; { row[4] }[0-3] / [4-7]
pmaddwd m10, m8, [w4_plus_w6]
pmaddwd m11, m9, [w4_plus_w6]
- 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]
- psubd m10, m13
- psubd m11, m14
paddd m6, m10 ; a3[0-3]
paddd m7, m11 ; a3[4-7]
pmaddwd m10, m8, [w4_min_w2]
pmaddwd m11, m9, [w4_min_w2]
pmaddwd m8, [w4_plus_w2]
pmaddwd m9, [w4_plus_w2]
- psubd m10, m13
- psubd m11, m14
- psubd m8, m13
- psubd m9, m14
psubd m4, m10 ; a2[0-3] intermediate
psubd m5, m11 ; a2[4-7] intermediate
psubd m2, m8 ; a1[0-3] intermediate
psubd m3, m9 ; a1[4-7] intermediate
- SIGNEXTEND m12, m13, m10 ; { row[6] }[0-3] / [4-7]
- psubd m4, m12 ; a2[0-3]
- psubd m5, m13 ; a2[4-7]
- paddd m2, m12 ; a1[0-3]
- paddd m3, m13 ; a1[4-7]
; load/store
mova [r2+ 0], m0
@@ -192,8 +164,6 @@ section .text align=16
; b3 = MUL(W7, row[1]);
; MAC(b3, -W5, row[3]);
SBUTTERFLY3 wd, 0, 1, 10, 8 ; { row[1], row[3] }[0-3]/[4-7]
- SIGNEXTEND m10, m11, m12 ; { row[1] }[0-3] / [4-7]
- SIGNEXTEND m8, m9, m12 ; { row[3] }[0-3] / [4-7]
pmaddwd m2, m0, [w3_min_w7]
pmaddwd m3, m1, [w3_min_w7]
pmaddwd m4, m0, [w5_min_w1]
@@ -207,22 +177,6 @@ section .text align=16
; b1: +2*row[1]-1*row[3]
; b2: -1*row[1]-1*row[3]
; b3: +1*row[1]+1*row[3]
- psubd m2, m8
- psubd m3, m9
- paddd m0, m8
- paddd m1, m9
- paddd m8, m10 ; { row[1] + row[3] }[0-3]
- paddd m9, m11 ; { row[1] + row[3] }[4-7]
- paddd m10, m10
- paddd m11, m11
- paddd m0, m8 ; b0[0-3]
- paddd m1, m9 ; b0[4-7]
- paddd m2, m10 ; b1[0-3]
- paddd m3, m11 ; b2[4-7]
- psubd m4, m8 ; b2[0-3]
- psubd m5, m9 ; b2[4-7]
- paddd m6, m8 ; b3[0-3]
- paddd m7, m9 ; b3[4-7]
; MAC(b0, W5, row[5]);
; MAC(b0, W7, row[7]);
@@ -233,29 +187,11 @@ section .text align=16
; MAC(b3, W3, row[5]);
; MAC(b3, -W1, row[7]);
SBUTTERFLY3 wd, 8, 9, 13, 14 ; { row[5], row[7] }[0-3]/[4-7]
- SIGNEXTEND m13, m12, m11 ; { row[5] }[0-3] / [4-7]
- SIGNEXTEND m14, m11, m10 ; { row[7] }[0-3] / [4-7]
; b0: -1*row[5]+1*row[7]
; b1: -1*row[5]+1*row[7]
; b2: +1*row[5]+2*row[7]
; b3: +2*row[5]-1*row[7]
- paddd m4, m13
- paddd m5, m12
- paddd m6, m13
- paddd m7, m12
- psubd m13, m14 ; { row[5] - row[7] }[0-3]
- psubd m12, m11 ; { row[5] - row[7] }[4-7]
- paddd m14, m14
- paddd m11, m11
- psubd m0, m13
- psubd m1, m12
- psubd m2, m13
- psubd m3, m12
- paddd m4, m14
- paddd m5, m11
- paddd m6, m13
- paddd m7, m12
pmaddwd m10, m8, [w1_plus_w5]
pmaddwd m11, m9, [w1_plus_w5]
@@ -374,25 +310,9 @@ cglobal prores_idct_put_10_%1, 4, 4, %2
RET
%endmacro
-%macro signextend_sse2 3 ; dstlow, dsthigh, tmp
- pxor %3, %3
- pcmpgtw %3, %1
- mova %2, %1
- punpcklwd %1, %3
- punpckhwd %2, %3
-%endmacro
-
-%macro signextend_sse4 2-3 ; dstlow, dsthigh
- movhlps %2, %1
- pmovsxwd %1, %1
- pmovsxwd %2, %2
-%endmacro
-
INIT_XMM
-%define SIGNEXTEND signextend_sse2
idct_put_fn sse2, 16
INIT_XMM
-%define SIGNEXTEND signextend_sse4
idct_put_fn sse4, 16
INIT_AVX
idct_put_fn avx, 16
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