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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
commit36d22d82aa202bb199967e9512281e9a53db42c9 (patch)
tree105e8c98ddea1c1e4784a60a5a6410fa416be2de /media/ffvpx/libavcodec/arm/idctdsp_armv6.S
parentInitial commit. (diff)
downloadfirefox-esr-upstream.tar.xz
firefox-esr-upstream.zip
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r--media/ffvpx/libavcodec/arm/idctdsp_armv6.S48
1 files changed, 48 insertions, 0 deletions
diff --git a/media/ffvpx/libavcodec/arm/idctdsp_armv6.S b/media/ffvpx/libavcodec/arm/idctdsp_armv6.S
new file mode 100644
index 0000000000..a6e77d6da1
--- /dev/null
+++ b/media/ffvpx/libavcodec/arm/idctdsp_armv6.S
@@ -0,0 +1,48 @@
+/*
+ * Copyright (c) 2009 Mans Rullgard <mans@mansr.com>
+ *
+ * This file is part of FFmpeg.
+ *
+ * FFmpeg 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.
+ *
+ * FFmpeg 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 FFmpeg; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include "libavutil/arm/asm.S"
+
+function ff_add_pixels_clamped_armv6, export=1
+ push {r4-r8,lr}
+ mov r3, #8
+1:
+ ldm r0!, {r4,r5,r12,lr}
+ ldrd r6, r7, [r1]
+ pkhbt r8, r4, r5, lsl #16
+ pkhtb r5, r5, r4, asr #16
+ pkhbt r4, r12, lr, lsl #16
+ pkhtb lr, lr, r12, asr #16
+ pld [r1, r2]
+ uxtab16 r8, r8, r6
+ uxtab16 r5, r5, r6, ror #8
+ uxtab16 r4, r4, r7
+ uxtab16 lr, lr, r7, ror #8
+ usat16 r8, #8, r8
+ usat16 r5, #8, r5
+ usat16 r4, #8, r4
+ usat16 lr, #8, lr
+ orr r6, r8, r5, lsl #8
+ orr r7, r4, lr, lsl #8
+ subs r3, r3, #1
+ strd_post r6, r7, r1, r2
+ bgt 1b
+ pop {r4-r8,pc}
+endfunc