diff mbox series

[FFmpeg-devel] lavc/vp8dsp: disable EPEL HV on RV128

Message ID 20240526121916.31735-1-remi@remlab.net
State Accepted
Commit 5ebb071d7963554853b69ab4caa89f56fe3dce9d
Headers show
Series [FFmpeg-devel] lavc/vp8dsp: disable EPEL HV on RV128 | expand

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Commit Message

Rémi Denis-Courmont May 26, 2024, 12:19 p.m. UTC 
RV128 is mostly scifi at this point, so we can just disable it here
(the EPEL HV prologue/epilogue do not save 128-bit registers).
---
 libavcodec/riscv/vp8dsp_init.c | 3 ++-
 libavcodec/riscv/vp8dsp_rvv.S  | 2 ++
 2 files changed, 4 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/libavcodec/riscv/vp8dsp_init.c b/libavcodec/riscv/vp8dsp_init.c
index 86927907e0..92e3366290 100644
--- a/libavcodec/riscv/vp8dsp_init.c
+++ b/libavcodec/riscv/vp8dsp_init.c
@@ -97,7 +97,7 @@  av_cold void ff_vp78dsp_init_riscv(VP8DSPContext *c)
         c->put_vp8_epel_pixels_tab[0][1][0] = ff_put_vp8_epel16_v4_rvv;
         c->put_vp8_epel_pixels_tab[1][1][0] = ff_put_vp8_epel8_v4_rvv;
         c->put_vp8_epel_pixels_tab[2][1][0] = ff_put_vp8_epel4_v4_rvv;
-
+#if __riscv_xlen <= 64
         c->put_vp8_epel_pixels_tab[0][2][2] = ff_put_vp8_epel16_h6v6_rvv;
         c->put_vp8_epel_pixels_tab[1][2][2] = ff_put_vp8_epel8_h6v6_rvv;
         c->put_vp8_epel_pixels_tab[2][2][2] = ff_put_vp8_epel4_h6v6_rvv;
@@ -110,6 +110,7 @@  av_cold void ff_vp78dsp_init_riscv(VP8DSPContext *c)
         c->put_vp8_epel_pixels_tab[0][1][2] = ff_put_vp8_epel16_h6v4_rvv;
         c->put_vp8_epel_pixels_tab[1][1][2] = ff_put_vp8_epel8_h6v4_rvv;
         c->put_vp8_epel_pixels_tab[2][1][2] = ff_put_vp8_epel4_h6v4_rvv;
+#endif
     }
 #endif
 #endif
diff --git a/libavcodec/riscv/vp8dsp_rvv.S b/libavcodec/riscv/vp8dsp_rvv.S
index c79a8afacf..292e5951e9 100644
--- a/libavcodec/riscv/vp8dsp_rvv.S
+++ b/libavcodec/riscv/vp8dsp_rvv.S
@@ -321,8 +321,10 @@  epel \len 6 h
 epel \len 4 h
 epel \len 6 v
 epel \len 4 v
+#if __riscv_xlen <= 64
 epel_hv \len 6 6
 epel_hv \len 4 4
 epel_hv \len 6 4
 epel_hv \len 4 6
+#endif
 .endr