From: "Rémi Denis-Courmont" <remi@remlab.net>
To: ffmpeg-devel@ffmpeg.org
Subject: [FFmpeg-devel] [PATCH 1/3] swscale: inline ff_shuffle_bytes_3210_rvv
Date: Tue, 18 Jul 2023 21:52:51 +0300
Message-ID: <20230718185253.18927-1-remi@remlab.net> (raw)
No functional changes.
---
libswscale/riscv/rgb2rgb_rvv.S | 19 ++++++++++++++++++-
1 file changed, 18 insertions(+), 1 deletion(-)
diff --git a/libswscale/riscv/rgb2rgb_rvv.S b/libswscale/riscv/rgb2rgb_rvv.S
index bbdfdbebbc..8f30d760cb 100644
--- a/libswscale/riscv/rgb2rgb_rvv.S
+++ b/libswscale/riscv/rgb2rgb_rvv.S
@@ -74,7 +74,24 @@ func ff_shuffle_bytes_3210_rvv, zve32x
addi t2, a0, 1
addi t3, a0, 0
addi a0, a0, 3
- j 1b
+ srai a2, a2, 2
+ li t4, 4
+1:
+ vsetvli t0, a2, e8, m1, ta, ma
+ sub a2, a2, t0
+ vlse8.v v8, (a0), t4
+ sh2add a0, t0, a0
+ vlse8.v v9, (t1), t4
+ sh2add t1, t0, t1
+ vlse8.v v10, (t2), t4
+ sh2add t2, t0, t2
+ vlse8.v v11, (t3), t4
+ sh2add t3, t0, t3
+ vsseg4e8.v v8, (a1)
+ sh2add a1, t0, a1
+ bnez a2, 1b
+
+ ret
endfunc
func ff_interleave_bytes_rvv, zve32x
--
2.40.1
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