[x265] [PATCH] arm: Implement planecopy_cp NEON

Ramya Sriraman ramya at multicorewareinc.com
Wed Mar 9 12:42:21 CET 2016


# HG changeset patch
# User Ramya Sriraman<ramya at multicorewareinc.com>
# Date 1456985538 -19800
#      Thu Mar 03 11:42:18 2016 +0530
# Node ID 3aeb208f4923e8a45cfbacbb792877af52b16970
# Parent  6d06de58c3163c19def2c28e614492e2e74283f8
arm: Implement planecopy_cp NEON

diff -r 6d06de58c316 -r 3aeb208f4923 source/common/arm/asm-primitives.cpp
--- a/source/common/arm/asm-primitives.cpp    Wed Mar 02 19:52:25 2016 +0530
+++ b/source/common/arm/asm-primitives.cpp    Thu Mar 03 11:42:18 2016 +0530
@@ -176,6 +176,9 @@
         p.pu[LUMA_64x48].copy_pp = PFX(blockcopy_pp_64x48_neon);
         p.pu[LUMA_64x64].copy_pp = PFX(blockcopy_pp_64x64_neon);

+        // planecopy
+        p.planecopy_cp = PFX(pixel_planecopy_cp_neon);
+
         // sad
         p.pu[LUMA_8x4].sad    = PFX(pixel_sad_8x4_neon);
         p.pu[LUMA_8x8].sad    = PFX(pixel_sad_8x8_neon);
diff -r 6d06de58c316 -r 3aeb208f4923 source/common/arm/pixel-util.S
--- a/source/common/arm/pixel-util.S    Wed Mar 02 19:52:25 2016 +0530
+++ b/source/common/arm/pixel-util.S    Thu Mar 03 11:42:18 2016 +0530
@@ -626,3 +626,55 @@
     pop             {r4, r5}
     bx              lr
 endfunc
+
+function x265_pixel_planecopy_cp_neon
+    push            {r4, r5, r6, r7}
+    ldr             r4, [sp, #4 * 4]
+    ldr             r5, [sp, #4 * 4 + 4]
+    ldr             r12, [sp, #4 * 4 + 8]
+    vdup.8          q2, r12
+    sub             r5, #1
+
+.loop_h:
+    mov             r6, r0
+    mov             r12, r2
+    eor             r7, r7
+.loop_w:
+    vld1.u8         {q0}, [r6]!
+    vshl.u8         q0, q0, q2
+    vst1.u8         {q0}, [r12]!
+
+    add             r7, #16
+    cmp             r7, r4
+    blt             .loop_w
+
+    add             r0, r1
+    add             r2, r3
+
+    subs             r5, #1
+    bgt             .loop_h
+
+// handle last row
+    mov             r5, r4
+    lsr             r5, #3
+
+.loopW8:
+    vld1.u8         d0, [r0]!
+    vshl.u8         d0, d0, d4
+    vst1.u8         d0, [r2]!
+    subs            r4, r4, #8
+    subs            r5, #1
+    bgt             .loopW8
+
+    mov             r5,#8
+    sub             r5, r4
+    sub             r0, r5
+    sub             r2, r5
+    vld1.u8         d0, [r0]
+    vshl.u8         d0, d0, d4
+    vst1.u8         d0, [r2]
+
+    pop             {r4, r5, r6, r7}
+    bx              lr
+endfunc
+
diff -r 6d06de58c316 -r 3aeb208f4923 source/common/arm/pixel.h
--- a/source/common/arm/pixel.h    Wed Mar 02 19:52:25 2016 +0530
+++ b/source/common/arm/pixel.h    Thu Mar 03 11:42:18 2016 +0530
@@ -163,4 +163,6 @@
 void x265_pixel_add_ps_16x16_neon(pixel* a, intptr_t dstride, const pixel*
b0, const int16_t* b1, intptr_t sstride0, intptr_t sstride1);
 void x265_pixel_add_ps_32x32_neon(pixel* a, intptr_t dstride, const pixel*
b0, const int16_t* b1, intptr_t sstride0, intptr_t sstride1);
 void x265_pixel_add_ps_64x64_neon(pixel* a, intptr_t dstride, const pixel*
b0, const int16_t* b1, intptr_t sstride0, intptr_t sstride1);
+
+void x265_pixel_planecopy_cp_neon(const uint8_t* src, intptr_t srcStride,
pixel* dst, intptr_t dstStride, int width, int height, int shift);
 #endif // ifndef X265_I386_PIXEL_ARM_H



Thank you
Regards
Ramya

On Tue, Mar 8, 2016 at 3:32 PM, Deepthi Nandakumar <
deepthi at multicorewareinc.com> wrote:

> This patch does not apply.
>
> On Thu, Mar 3, 2016 at 12:32 PM, <ramya at multicorewareinc.com> wrote:
>
>> # HG changeset patch
>> # User Ramya Sriraman<ramya at multicorewareinc.com>
>> # Date 1456985538 -19800
>> #      Thu Mar 03 11:42:18 2016 +0530
>> # Node ID dbccf88be30776f12c7f8c52b9da67d4607abcab
>> # Parent  9cc9920bf82be1b43efd2a3628e28a3a78ab3b2f
>> arm: Implement planecopy_cp NEON
>>
>> diff -r 9cc9920bf82b -r dbccf88be307 source/common/arm/asm-primitives.cpp
>> --- a/source/common/arm/asm-primitives.cpp      Wed Mar 02 17:26:11 2016
>> +0530
>> +++ b/source/common/arm/asm-primitives.cpp      Thu Mar 03 11:42:18 2016
>> +0530
>> @@ -142,6 +142,9 @@
>>          p.pu[LUMA_64x48].copy_pp = PFX(blockcopy_pp_64x48_neon);
>>          p.pu[LUMA_64x64].copy_pp = PFX(blockcopy_pp_64x64_neon);
>>
>> +        // planecopy
>> +        p.planecopy_cp = PFX(pixel_planecopy_cp_neon);
>> +
>>          // sad
>>          p.pu[LUMA_8x4].sad    = PFX(pixel_sad_8x4_neon);
>>          p.pu[LUMA_8x8].sad    = PFX(pixel_sad_8x8_neon);
>> diff -r 9cc9920bf82b -r dbccf88be307 source/common/arm/pixel-util.S
>> --- a/source/common/arm/pixel-util.S    Wed Mar 02 17:26:11 2016 +0530
>> +++ b/source/common/arm/pixel-util.S    Thu Mar 03 11:42:18 2016 +0530
>> @@ -626,3 +626,56 @@
>>      pop             {r4, r5}
>>      bx              lr
>>  endfunc
>> +
>> +function x265_pixel_planecopy_cp_neon
>> +    push            {r4, r5, r6}
>> +    ldr             r4, [sp, #12]
>> +    ldr             r5, [sp, #16]
>> +    ldr             r12, [sp, #20]
>> +    vdup.8          q2, r12
>> +    sub             r5, #1
>> +
>> +.loop_h:
>> +    eor             r6, r6
>> +    eor             r12, r12
>> +.loop_w:
>> +    add             r12, r0, r6
>> +    vld1.u8         {q0}, [r12]
>> +    vshl.u8         q0, q0, q2
>> +    add             r12, r2, r6
>> +    vst1.u8         {q0}, [r12]
>> +
>> +    add             r6, #16
>> +    cmp             r6, r4
>> +    blt             .loop_w
>> +
>> +    add             r0, r1
>> +    add             r2, r3
>> +
>> +    subs             r5, #1
>> +    bgt             .loop_h
>> +
>> +// handle last row
>> +    mov             r5, r4
>> +    lsr             r5, #3
>> +
>> +.loopW8:
>> +    vld1.u8         d0, [r0]!
>> +    vshl.u8         d0, d0, d4
>> +    vst1.u8         d0, [r2]!
>> +    subs            r4, r4, #8
>> +    subs            r5, #1
>> +    bgt             .loopW8
>> +
>> +    mov             r5,#8
>> +    sub             r5, r4
>> +    sub             r0, r5
>> +    sub             r2, r5
>> +    vld1.u8         d0, [r0]
>> +    vshl.u8         d0, d0, d4
>> +    vst1.u8         d0, [r2]
>> +
>> +    pop             {r4, r5, r6}
>> +    bx              lr
>> +endfunc
>> +
>> diff -r 9cc9920bf82b -r dbccf88be307 source/common/arm/pixel.h
>> --- a/source/common/arm/pixel.h Wed Mar 02 17:26:11 2016 +0530
>> +++ b/source/common/arm/pixel.h Thu Mar 03 11:42:18 2016 +0530
>> @@ -163,4 +163,6 @@
>>  void x265_pixel_add_ps_16x16_neon(pixel* a, intptr_t dstride, const
>> pixel* b0, const int16_t* b1, intptr_t sstride0, intptr_t sstride1);
>>  void x265_pixel_add_ps_32x32_neon(pixel* a, intptr_t dstride, const
>> pixel* b0, const int16_t* b1, intptr_t sstride0, intptr_t sstride1);
>>  void x265_pixel_add_ps_64x64_neon(pixel* a, intptr_t dstride, const
>> pixel* b0, const int16_t* b1, intptr_t sstride0, intptr_t sstride1);
>> +
>> +void x265_pixel_planecopy_cp_neon(const uint8_t* src, intptr_t
>> srcStride, pixel* dst, intptr_t dstStride, int width, int height, int
>> shift);
>>  #endif // ifndef X265_I386_PIXEL_ARM_H
>> _______________________________________________
>> x265-devel mailing list
>> x265-devel at videolan.org
>> https://mailman.videolan.org/listinfo/x265-devel
>>
>
>
>
> --
> Deepthi Nandakumar
> Engineering Manager, x265
> Multicoreware, Inc
>
> _______________________________________________
> x265-devel mailing list
> x265-devel at videolan.org
> https://mailman.videolan.org/listinfo/x265-devel
>
>
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