diff options
| author | Måns Rullgård <mans@mansr.com> | 2009-09-14 21:37:41 +0000 |
|---|---|---|
| committer | Måns Rullgård <mans@mansr.com> | 2009-09-14 21:37:41 +0000 |
| commit | 9ecc414195f4ef931e9dcfb9e6017fb7d757f124 (patch) | |
| tree | 516d62e6f8f781518e2b38997e015cf79168a5bd /libavcodec/arm/mdct_neon.S | |
| parent | 89c4e176f6b22ddfadaea2ff698a7c479ede474e (diff) | |
ARM: 10l: fix large FFTs
Originally committed as revision 19846 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec/arm/mdct_neon.S')
| -rw-r--r-- | libavcodec/arm/mdct_neon.S | 18 |
1 files changed, 12 insertions, 6 deletions
diff --git a/libavcodec/arm/mdct_neon.S b/libavcodec/arm/mdct_neon.S index 26ac199457..5cd46476e8 100644 --- a/libavcodec/arm/mdct_neon.S +++ b/libavcodec/arm/mdct_neon.S @@ -52,8 +52,10 @@ function ff_imdct_half_neon, export=1 vmul.f32 d5, d17, d3 vsub.f32 d4, d6, d4 vadd.f32 d5, d5, d7 - uxtah r8, r1, r6, ror #16 - uxtah r6, r1, r6 + uxth r8, r6, ror #16 + uxth r6, r6 + add r8, r1, r8, lsl #3 + add r6, r1, r6, lsl #3 beq 1f vld2.32 {d16-d17},[r7,:128],r12 vld2.32 {d0-d1}, [r2,:128]! @@ -198,8 +200,10 @@ function ff_mdct_calc_neon, export=1 subs lr, lr, #16 vsub.f32 d6, d6, d7 @ -R*c-I*s vadd.f32 d7, d4, d5 @ -R*s+I*c - uxtah r10, r1, r6, ror #16 - uxtah r6, r1, r6 + uxth r10, r6, ror #16 + uxth r6, r6 + add r10, r1, r10, lsl #3 + add r6, r1, r6, lsl #3 beq 1f vld2.32 {d16,d18},[r9,:128],r12 @ x,x in4d1,in4d0 vld2.32 {d17,d19},[r8,:128],r12 @ x,x in3d1,in3d0 @@ -245,8 +249,10 @@ function ff_mdct_calc_neon, export=1 subs lr, lr, #16 vsub.f32 d6, d7, d6 @ I*s-R*c vadd.f32 d7, d4, d5 @ R*s-I*c - uxtah r10, r1, r6, ror #16 - uxtah r6, r1, r6 + uxth r10, r6, ror #16 + uxth r6, r6 + add r10, r1, r10, lsl #3 + add r6, r1, r6, lsl #3 beq 1f vld2.32 {d16,d18},[r9,:128],r12 @ x,x in2d1,in2d0 vld2.32 {d17,d19},[r8,:128],r12 @ x,x in1d1,in1d0 |