[FFmpeg-cvslog] ARM: move NEON H264 chroma mc to a separate file
Mans Rullgard
git at videolan.org
Wed Dec 7 02:12:23 CET 2011
ffmpeg | branch: master | Mans Rullgard <mans at mansr.com> | Tue Dec 6 12:44:05 2011 +0000| [f054a82727728e813861851648e109cd24574178] | committer: Mans Rullgard
ARM: move NEON H264 chroma mc to a separate file
This allows sharing code with the rv40 version of these functions.
Signed-off-by: Mans Rullgard <mans at mansr.com>
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=f054a82727728e813861851648e109cd24574178
---
libavcodec/arm/Makefile | 1 +
libavcodec/arm/h264cmc_neon.S | 360 +++++++++++++++++++++++++++++++++++++++++
libavcodec/arm/h264dsp_neon.S | 339 --------------------------------------
3 files changed, 361 insertions(+), 339 deletions(-)
diff --git a/libavcodec/arm/Makefile b/libavcodec/arm/Makefile
index 9199fae..c125a59 100644
--- a/libavcodec/arm/Makefile
+++ b/libavcodec/arm/Makefile
@@ -54,6 +54,7 @@ NEON-OBJS-$(CONFIG_RDFT) += arm/rdft_neon.o \
NEON-OBJS-$(CONFIG_H264DSP) += arm/h264dsp_neon.o \
arm/h264idct_neon.o \
+ arm/h264cmc_neon.o \
NEON-OBJS-$(CONFIG_H264PRED) += arm/h264pred_neon.o \
diff --git a/libavcodec/arm/h264cmc_neon.S b/libavcodec/arm/h264cmc_neon.S
new file mode 100644
index 0000000..e10adac
--- /dev/null
+++ b/libavcodec/arm/h264cmc_neon.S
@@ -0,0 +1,360 @@
+/*
+ * Copyright (c) 2008 Mans Rullgard <mans at mansr.com>
+ *
+ * This file is part of Libav.
+ *
+ * Libav is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * Libav is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with Libav; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include "asm.S"
+
+/* chroma_mc8(uint8_t *dst, uint8_t *src, int stride, int h, int x, int y) */
+.macro h264_chroma_mc8 type
+function ff_\type\()_h264_chroma_mc8_neon, export=1
+ push {r4-r7, lr}
+ ldrd r4, [sp, #20]
+ .ifc \type,avg
+ mov lr, r0
+ .endif
+ pld [r1]
+ pld [r1, r2]
+
+A muls r7, r4, r5
+T mul r7, r4, r5
+T cmp r7, #0
+ rsb r6, r7, r5, lsl #3
+ rsb r12, r7, r4, lsl #3
+ sub r4, r7, r4, lsl #3
+ sub r4, r4, r5, lsl #3
+ add r4, r4, #64
+
+ beq 2f
+
+ add r5, r1, r2
+
+ vdup.8 d0, r4
+ lsl r4, r2, #1
+ vdup.8 d1, r12
+ vld1.8 {d4, d5}, [r1], r4
+ vdup.8 d2, r6
+ vld1.8 {d6, d7}, [r5], r4
+ vdup.8 d3, r7
+
+ vext.8 d5, d4, d5, #1
+ vext.8 d7, d6, d7, #1
+
+1: pld [r5]
+ vmull.u8 q8, d4, d0
+ vmlal.u8 q8, d5, d1
+ vld1.8 {d4, d5}, [r1], r4
+ vmlal.u8 q8, d6, d2
+ vext.8 d5, d4, d5, #1
+ vmlal.u8 q8, d7, d3
+ vmull.u8 q9, d6, d0
+ subs r3, r3, #2
+ vmlal.u8 q9, d7, d1
+ vmlal.u8 q9, d4, d2
+ vmlal.u8 q9, d5, d3
+ vrshrn.u16 d16, q8, #6
+ vld1.8 {d6, d7}, [r5], r4
+ pld [r1]
+ vrshrn.u16 d17, q9, #6
+ .ifc \type,avg
+ vld1.8 {d20}, [lr,:64], r2
+ vld1.8 {d21}, [lr,:64], r2
+ vrhadd.u8 q8, q8, q10
+ .endif
+ vext.8 d7, d6, d7, #1
+ vst1.8 {d16}, [r0,:64], r2
+ vst1.8 {d17}, [r0,:64], r2
+ bgt 1b
+
+ pop {r4-r7, pc}
+
+2: tst r6, r6
+ add r12, r12, r6
+ vdup.8 d0, r4
+ vdup.8 d1, r12
+
+ beq 4f
+
+ add r5, r1, r2
+ lsl r4, r2, #1
+ vld1.8 {d4}, [r1], r4
+ vld1.8 {d6}, [r5], r4
+
+3: pld [r5]
+ vmull.u8 q8, d4, d0
+ vmlal.u8 q8, d6, d1
+ vld1.8 {d4}, [r1], r4
+ vmull.u8 q9, d6, d0
+ vmlal.u8 q9, d4, d1
+ vld1.8 {d6}, [r5], r4
+ vrshrn.u16 d16, q8, #6
+ vrshrn.u16 d17, q9, #6
+ .ifc \type,avg
+ vld1.8 {d20}, [lr,:64], r2
+ vld1.8 {d21}, [lr,:64], r2
+ vrhadd.u8 q8, q8, q10
+ .endif
+ subs r3, r3, #2
+ pld [r1]
+ vst1.8 {d16}, [r0,:64], r2
+ vst1.8 {d17}, [r0,:64], r2
+ bgt 3b
+
+ pop {r4-r7, pc}
+
+4: vld1.8 {d4, d5}, [r1], r2
+ vld1.8 {d6, d7}, [r1], r2
+ vext.8 d5, d4, d5, #1
+ vext.8 d7, d6, d7, #1
+
+5: pld [r1]
+ subs r3, r3, #2
+ vmull.u8 q8, d4, d0
+ vmlal.u8 q8, d5, d1
+ vld1.8 {d4, d5}, [r1], r2
+ vmull.u8 q9, d6, d0
+ vmlal.u8 q9, d7, d1
+ pld [r1]
+ vext.8 d5, d4, d5, #1
+ vrshrn.u16 d16, q8, #6
+ vrshrn.u16 d17, q9, #6
+ .ifc \type,avg
+ vld1.8 {d20}, [lr,:64], r2
+ vld1.8 {d21}, [lr,:64], r2
+ vrhadd.u8 q8, q8, q10
+ .endif
+ vld1.8 {d6, d7}, [r1], r2
+ vext.8 d7, d6, d7, #1
+ vst1.8 {d16}, [r0,:64], r2
+ vst1.8 {d17}, [r0,:64], r2
+ bgt 5b
+
+ pop {r4-r7, pc}
+endfunc
+.endm
+
+/* chroma_mc4(uint8_t *dst, uint8_t *src, int stride, int h, int x, int y) */
+.macro h264_chroma_mc4 type
+function ff_\type\()_h264_chroma_mc4_neon, export=1
+ push {r4-r7, lr}
+ ldrd r4, [sp, #20]
+ .ifc \type,avg
+ mov lr, r0
+ .endif
+ pld [r1]
+ pld [r1, r2]
+
+A muls r7, r4, r5
+T mul r7, r4, r5
+T cmp r7, #0
+ rsb r6, r7, r5, lsl #3
+ rsb r12, r7, r4, lsl #3
+ sub r4, r7, r4, lsl #3
+ sub r4, r4, r5, lsl #3
+ add r4, r4, #64
+
+ beq 2f
+
+ add r5, r1, r2
+
+ vdup.8 d0, r4
+ lsl r4, r2, #1
+ vdup.8 d1, r12
+ vld1.8 {d4}, [r1], r4
+ vdup.8 d2, r6
+ vld1.8 {d6}, [r5], r4
+ vdup.8 d3, r7
+
+ vext.8 d5, d4, d5, #1
+ vext.8 d7, d6, d7, #1
+ vtrn.32 d4, d5
+ vtrn.32 d6, d7
+
+ vtrn.32 d0, d1
+ vtrn.32 d2, d3
+
+1: pld [r5]
+ vmull.u8 q8, d4, d0
+ vmlal.u8 q8, d6, d2
+ vld1.8 {d4}, [r1], r4
+ vext.8 d5, d4, d5, #1
+ vtrn.32 d4, d5
+ vmull.u8 q9, d6, d0
+ vmlal.u8 q9, d4, d2
+ vld1.8 {d6}, [r5], r4
+ vadd.i16 d16, d16, d17
+ vadd.i16 d17, d18, d19
+ vrshrn.u16 d16, q8, #6
+ subs r3, r3, #2
+ pld [r1]
+ .ifc \type,avg
+ vld1.32 {d20[0]}, [lr,:32], r2
+ vld1.32 {d20[1]}, [lr,:32], r2
+ vrhadd.u8 d16, d16, d20
+ .endif
+ vext.8 d7, d6, d7, #1
+ vtrn.32 d6, d7
+ vst1.32 {d16[0]}, [r0,:32], r2
+ vst1.32 {d16[1]}, [r0,:32], r2
+ bgt 1b
+
+ pop {r4-r7, pc}
+
+2: tst r6, r6
+ add r12, r12, r6
+ vdup.8 d0, r4
+ vdup.8 d1, r12
+ vtrn.32 d0, d1
+
+ beq 4f
+
+ vext.32 d1, d0, d1, #1
+ add r5, r1, r2
+ lsl r4, r2, #1
+ vld1.32 {d4[0]}, [r1], r4
+ vld1.32 {d4[1]}, [r5], r4
+
+3: pld [r5]
+ vmull.u8 q8, d4, d0
+ vld1.32 {d4[0]}, [r1], r4
+ vmull.u8 q9, d4, d1
+ vld1.32 {d4[1]}, [r5], r4
+ vadd.i16 d16, d16, d17
+ vadd.i16 d17, d18, d19
+ vrshrn.u16 d16, q8, #6
+ .ifc \type,avg
+ vld1.32 {d20[0]}, [lr,:32], r2
+ vld1.32 {d20[1]}, [lr,:32], r2
+ vrhadd.u8 d16, d16, d20
+ .endif
+ subs r3, r3, #2
+ pld [r1]
+ vst1.32 {d16[0]}, [r0,:32], r2
+ vst1.32 {d16[1]}, [r0,:32], r2
+ bgt 3b
+
+ pop {r4-r7, pc}
+
+4: vld1.8 {d4}, [r1], r2
+ vld1.8 {d6}, [r1], r2
+ vext.8 d5, d4, d5, #1
+ vext.8 d7, d6, d7, #1
+ vtrn.32 d4, d5
+ vtrn.32 d6, d7
+
+5: vmull.u8 q8, d4, d0
+ vmull.u8 q9, d6, d0
+ subs r3, r3, #2
+ vld1.8 {d4}, [r1], r2
+ vext.8 d5, d4, d5, #1
+ vtrn.32 d4, d5
+ vadd.i16 d16, d16, d17
+ vadd.i16 d17, d18, d19
+ pld [r1]
+ vrshrn.u16 d16, q8, #6
+ .ifc \type,avg
+ vld1.32 {d20[0]}, [lr,:32], r2
+ vld1.32 {d20[1]}, [lr,:32], r2
+ vrhadd.u8 d16, d16, d20
+ .endif
+ vld1.8 {d6}, [r1], r2
+ vext.8 d7, d6, d7, #1
+ vtrn.32 d6, d7
+ pld [r1]
+ vst1.32 {d16[0]}, [r0,:32], r2
+ vst1.32 {d16[1]}, [r0,:32], r2
+ bgt 5b
+
+ pop {r4-r7, pc}
+endfunc
+.endm
+
+.macro h264_chroma_mc2 type
+function ff_\type\()_h264_chroma_mc2_neon, export=1
+ push {r4-r6, lr}
+ ldr r4, [sp, #16]
+ ldr lr, [sp, #20]
+ pld [r1]
+ pld [r1, r2]
+ orrs r5, r4, lr
+ beq 2f
+
+ mul r5, r4, lr
+ rsb r6, r5, lr, lsl #3
+ rsb r12, r5, r4, lsl #3
+ sub r4, r5, r4, lsl #3
+ sub r4, r4, lr, lsl #3
+ add r4, r4, #64
+ vdup.8 d0, r4
+ vdup.8 d2, r12
+ vdup.8 d1, r6
+ vdup.8 d3, r5
+ vtrn.16 q0, q1
+1:
+ vld1.32 {d4[0]}, [r1], r2
+ vld1.32 {d4[1]}, [r1], r2
+ vrev64.32 d5, d4
+ vld1.32 {d5[1]}, [r1]
+ vext.8 q3, q2, q2, #1
+ vtrn.16 q2, q3
+ vmull.u8 q8, d4, d0
+ vmlal.u8 q8, d5, d1
+ .ifc \type,avg
+ vld1.16 {d18[0]}, [r0,:16], r2
+ vld1.16 {d18[1]}, [r0,:16]
+ sub r0, r0, r2
+ .endif
+ vtrn.32 d16, d17
+ vadd.i16 d16, d16, d17
+ vrshrn.u16 d16, q8, #6
+ .ifc \type,avg
+ vrhadd.u8 d16, d16, d18
+ .endif
+ vst1.16 {d16[0]}, [r0,:16], r2
+ vst1.16 {d16[1]}, [r0,:16], r2
+ subs r3, r3, #2
+ bgt 1b
+ pop {r4-r6, pc}
+2:
+ .ifc \type,put
+ ldrh_post r5, r1, r2
+ strh_post r5, r0, r2
+ ldrh_post r6, r1, r2
+ strh_post r6, r0, r2
+ .else
+ vld1.16 {d16[0]}, [r1], r2
+ vld1.16 {d16[1]}, [r1], r2
+ vld1.16 {d18[0]}, [r0,:16], r2
+ vld1.16 {d18[1]}, [r0,:16]
+ sub r0, r0, r2
+ vrhadd.u8 d16, d16, d18
+ vst1.16 {d16[0]}, [r0,:16], r2
+ vst1.16 {d16[1]}, [r0,:16], r2
+ .endif
+ subs r3, r3, #2
+ bgt 2b
+ pop {r4-r6, pc}
+endfunc
+.endm
+
+ h264_chroma_mc8 put
+ h264_chroma_mc8 avg
+ h264_chroma_mc4 put
+ h264_chroma_mc4 avg
+ h264_chroma_mc2 put
+ h264_chroma_mc2 avg
diff --git a/libavcodec/arm/h264dsp_neon.S b/libavcodec/arm/h264dsp_neon.S
index e23f7b1..a4abf66 100644
--- a/libavcodec/arm/h264dsp_neon.S
+++ b/libavcodec/arm/h264dsp_neon.S
@@ -21,345 +21,6 @@
#include "asm.S"
#include "neon.S"
-/* chroma_mc8(uint8_t *dst, uint8_t *src, int stride, int h, int x, int y) */
-.macro h264_chroma_mc8 type
-function ff_\type\()_h264_chroma_mc8_neon, export=1
- push {r4-r7, lr}
- ldrd r4, [sp, #20]
- .ifc \type,avg
- mov lr, r0
- .endif
- pld [r1]
- pld [r1, r2]
-
-A muls r7, r4, r5
-T mul r7, r4, r5
-T cmp r7, #0
- rsb r6, r7, r5, lsl #3
- rsb r12, r7, r4, lsl #3
- sub r4, r7, r4, lsl #3
- sub r4, r4, r5, lsl #3
- add r4, r4, #64
-
- beq 2f
-
- add r5, r1, r2
-
- vdup.8 d0, r4
- lsl r4, r2, #1
- vdup.8 d1, r12
- vld1.8 {d4, d5}, [r1], r4
- vdup.8 d2, r6
- vld1.8 {d6, d7}, [r5], r4
- vdup.8 d3, r7
-
- vext.8 d5, d4, d5, #1
- vext.8 d7, d6, d7, #1
-
-1: pld [r5]
- vmull.u8 q8, d4, d0
- vmlal.u8 q8, d5, d1
- vld1.8 {d4, d5}, [r1], r4
- vmlal.u8 q8, d6, d2
- vext.8 d5, d4, d5, #1
- vmlal.u8 q8, d7, d3
- vmull.u8 q9, d6, d0
- subs r3, r3, #2
- vmlal.u8 q9, d7, d1
- vmlal.u8 q9, d4, d2
- vmlal.u8 q9, d5, d3
- vrshrn.u16 d16, q8, #6
- vld1.8 {d6, d7}, [r5], r4
- pld [r1]
- vrshrn.u16 d17, q9, #6
- .ifc \type,avg
- vld1.8 {d20}, [lr,:64], r2
- vld1.8 {d21}, [lr,:64], r2
- vrhadd.u8 q8, q8, q10
- .endif
- vext.8 d7, d6, d7, #1
- vst1.8 {d16}, [r0,:64], r2
- vst1.8 {d17}, [r0,:64], r2
- bgt 1b
-
- pop {r4-r7, pc}
-
-2: tst r6, r6
- add r12, r12, r6
- vdup.8 d0, r4
- vdup.8 d1, r12
-
- beq 4f
-
- add r5, r1, r2
- lsl r4, r2, #1
- vld1.8 {d4}, [r1], r4
- vld1.8 {d6}, [r5], r4
-
-3: pld [r5]
- vmull.u8 q8, d4, d0
- vmlal.u8 q8, d6, d1
- vld1.8 {d4}, [r1], r4
- vmull.u8 q9, d6, d0
- vmlal.u8 q9, d4, d1
- vld1.8 {d6}, [r5], r4
- vrshrn.u16 d16, q8, #6
- vrshrn.u16 d17, q9, #6
- .ifc \type,avg
- vld1.8 {d20}, [lr,:64], r2
- vld1.8 {d21}, [lr,:64], r2
- vrhadd.u8 q8, q8, q10
- .endif
- subs r3, r3, #2
- pld [r1]
- vst1.8 {d16}, [r0,:64], r2
- vst1.8 {d17}, [r0,:64], r2
- bgt 3b
-
- pop {r4-r7, pc}
-
-4: vld1.8 {d4, d5}, [r1], r2
- vld1.8 {d6, d7}, [r1], r2
- vext.8 d5, d4, d5, #1
- vext.8 d7, d6, d7, #1
-
-5: pld [r1]
- subs r3, r3, #2
- vmull.u8 q8, d4, d0
- vmlal.u8 q8, d5, d1
- vld1.8 {d4, d5}, [r1], r2
- vmull.u8 q9, d6, d0
- vmlal.u8 q9, d7, d1
- pld [r1]
- vext.8 d5, d4, d5, #1
- vrshrn.u16 d16, q8, #6
- vrshrn.u16 d17, q9, #6
- .ifc \type,avg
- vld1.8 {d20}, [lr,:64], r2
- vld1.8 {d21}, [lr,:64], r2
- vrhadd.u8 q8, q8, q10
- .endif
- vld1.8 {d6, d7}, [r1], r2
- vext.8 d7, d6, d7, #1
- vst1.8 {d16}, [r0,:64], r2
- vst1.8 {d17}, [r0,:64], r2
- bgt 5b
-
- pop {r4-r7, pc}
-endfunc
-.endm
-
-/* chroma_mc4(uint8_t *dst, uint8_t *src, int stride, int h, int x, int y) */
-.macro h264_chroma_mc4 type
-function ff_\type\()_h264_chroma_mc4_neon, export=1
- push {r4-r7, lr}
- ldrd r4, [sp, #20]
- .ifc \type,avg
- mov lr, r0
- .endif
- pld [r1]
- pld [r1, r2]
-
-A muls r7, r4, r5
-T mul r7, r4, r5
-T cmp r7, #0
- rsb r6, r7, r5, lsl #3
- rsb r12, r7, r4, lsl #3
- sub r4, r7, r4, lsl #3
- sub r4, r4, r5, lsl #3
- add r4, r4, #64
-
- beq 2f
-
- add r5, r1, r2
-
- vdup.8 d0, r4
- lsl r4, r2, #1
- vdup.8 d1, r12
- vld1.8 {d4}, [r1], r4
- vdup.8 d2, r6
- vld1.8 {d6}, [r5], r4
- vdup.8 d3, r7
-
- vext.8 d5, d4, d5, #1
- vext.8 d7, d6, d7, #1
- vtrn.32 d4, d5
- vtrn.32 d6, d7
-
- vtrn.32 d0, d1
- vtrn.32 d2, d3
-
-1: pld [r5]
- vmull.u8 q8, d4, d0
- vmlal.u8 q8, d6, d2
- vld1.8 {d4}, [r1], r4
- vext.8 d5, d4, d5, #1
- vtrn.32 d4, d5
- vmull.u8 q9, d6, d0
- vmlal.u8 q9, d4, d2
- vld1.8 {d6}, [r5], r4
- vadd.i16 d16, d16, d17
- vadd.i16 d17, d18, d19
- vrshrn.u16 d16, q8, #6
- subs r3, r3, #2
- pld [r1]
- .ifc \type,avg
- vld1.32 {d20[0]}, [lr,:32], r2
- vld1.32 {d20[1]}, [lr,:32], r2
- vrhadd.u8 d16, d16, d20
- .endif
- vext.8 d7, d6, d7, #1
- vtrn.32 d6, d7
- vst1.32 {d16[0]}, [r0,:32], r2
- vst1.32 {d16[1]}, [r0,:32], r2
- bgt 1b
-
- pop {r4-r7, pc}
-
-2: tst r6, r6
- add r12, r12, r6
- vdup.8 d0, r4
- vdup.8 d1, r12
- vtrn.32 d0, d1
-
- beq 4f
-
- vext.32 d1, d0, d1, #1
- add r5, r1, r2
- lsl r4, r2, #1
- vld1.32 {d4[0]}, [r1], r4
- vld1.32 {d4[1]}, [r5], r4
-
-3: pld [r5]
- vmull.u8 q8, d4, d0
- vld1.32 {d4[0]}, [r1], r4
- vmull.u8 q9, d4, d1
- vld1.32 {d4[1]}, [r5], r4
- vadd.i16 d16, d16, d17
- vadd.i16 d17, d18, d19
- vrshrn.u16 d16, q8, #6
- .ifc \type,avg
- vld1.32 {d20[0]}, [lr,:32], r2
- vld1.32 {d20[1]}, [lr,:32], r2
- vrhadd.u8 d16, d16, d20
- .endif
- subs r3, r3, #2
- pld [r1]
- vst1.32 {d16[0]}, [r0,:32], r2
- vst1.32 {d16[1]}, [r0,:32], r2
- bgt 3b
-
- pop {r4-r7, pc}
-
-4: vld1.8 {d4}, [r1], r2
- vld1.8 {d6}, [r1], r2
- vext.8 d5, d4, d5, #1
- vext.8 d7, d6, d7, #1
- vtrn.32 d4, d5
- vtrn.32 d6, d7
-
-5: vmull.u8 q8, d4, d0
- vmull.u8 q9, d6, d0
- subs r3, r3, #2
- vld1.8 {d4}, [r1], r2
- vext.8 d5, d4, d5, #1
- vtrn.32 d4, d5
- vadd.i16 d16, d16, d17
- vadd.i16 d17, d18, d19
- pld [r1]
- vrshrn.u16 d16, q8, #6
- .ifc \type,avg
- vld1.32 {d20[0]}, [lr,:32], r2
- vld1.32 {d20[1]}, [lr,:32], r2
- vrhadd.u8 d16, d16, d20
- .endif
- vld1.8 {d6}, [r1], r2
- vext.8 d7, d6, d7, #1
- vtrn.32 d6, d7
- pld [r1]
- vst1.32 {d16[0]}, [r0,:32], r2
- vst1.32 {d16[1]}, [r0,:32], r2
- bgt 5b
-
- pop {r4-r7, pc}
-endfunc
-.endm
-
-.macro h264_chroma_mc2 type
-function ff_\type\()_h264_chroma_mc2_neon, export=1
- push {r4-r6, lr}
- ldr r4, [sp, #16]
- ldr lr, [sp, #20]
- pld [r1]
- pld [r1, r2]
- orrs r5, r4, lr
- beq 2f
-
- mul r5, r4, lr
- rsb r6, r5, lr, lsl #3
- rsb r12, r5, r4, lsl #3
- sub r4, r5, r4, lsl #3
- sub r4, r4, lr, lsl #3
- add r4, r4, #64
- vdup.8 d0, r4
- vdup.8 d2, r12
- vdup.8 d1, r6
- vdup.8 d3, r5
- vtrn.16 q0, q1
-1:
- vld1.32 {d4[0]}, [r1], r2
- vld1.32 {d4[1]}, [r1], r2
- vrev64.32 d5, d4
- vld1.32 {d5[1]}, [r1]
- vext.8 q3, q2, q2, #1
- vtrn.16 q2, q3
- vmull.u8 q8, d4, d0
- vmlal.u8 q8, d5, d1
- .ifc \type,avg
- vld1.16 {d18[0]}, [r0,:16], r2
- vld1.16 {d18[1]}, [r0,:16]
- sub r0, r0, r2
- .endif
- vtrn.32 d16, d17
- vadd.i16 d16, d16, d17
- vrshrn.u16 d16, q8, #6
- .ifc \type,avg
- vrhadd.u8 d16, d16, d18
- .endif
- vst1.16 {d16[0]}, [r0,:16], r2
- vst1.16 {d16[1]}, [r0,:16], r2
- subs r3, r3, #2
- bgt 1b
- pop {r4-r6, pc}
-2:
- .ifc \type,put
- ldrh_post r5, r1, r2
- strh_post r5, r0, r2
- ldrh_post r6, r1, r2
- strh_post r6, r0, r2
- .else
- vld1.16 {d16[0]}, [r1], r2
- vld1.16 {d16[1]}, [r1], r2
- vld1.16 {d18[0]}, [r0,:16], r2
- vld1.16 {d18[1]}, [r0,:16]
- sub r0, r0, r2
- vrhadd.u8 d16, d16, d18
- vst1.16 {d16[0]}, [r0,:16], r2
- vst1.16 {d16[1]}, [r0,:16], r2
- .endif
- subs r3, r3, #2
- bgt 2b
- pop {r4-r6, pc}
-endfunc
-.endm
-
- h264_chroma_mc8 put
- h264_chroma_mc8 avg
- h264_chroma_mc4 put
- h264_chroma_mc4 avg
- h264_chroma_mc2 put
- h264_chroma_mc2 avg
-
/* H.264 loop filter */
.macro h264_loop_filter_start
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