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From: "Rémi Denis-Courmont" <remi@remlab.net>
To: ffmpeg-devel@ffmpeg.org
Subject: [FFmpeg-devel] [PATCH 7/9] lavu/riscv: remove bespoke SH{1, 2, 3}ADD assembler
Date: Mon, 22 Jul 2024 21:44:26 +0300
Message-ID: <20240722184431.40853-7-remi@remlab.net> (raw)
In-Reply-To: <20240722184431.40853-1-remi@remlab.net>

configure checks that the assembler supports the B extension (or rather
its constituents) anyway. These macros were dodging sanity checks for
unsupported instructions and nothing else.
---
 libavutil/riscv/asm.S | 19 -------------------
 1 file changed, 19 deletions(-)

diff --git a/libavutil/riscv/asm.S b/libavutil/riscv/asm.S
index 0c29680d84..8b96e07b75 100644
--- a/libavutil/riscv/asm.S
+++ b/libavutil/riscv/asm.S
@@ -83,25 +83,6 @@
             .endm
         .endm
 
-#if !defined (__riscv_zba)
-        /* SH{1,2,3}ADD definitions for pre-Zba assemblers */
-        .macro  shnadd n, rd, rs1, rs2
-        .insn r OP, 2 * \n, 16, \rd, \rs1, \rs2
-        .endm
-
-        .macro  sh1add rd, rs1, rs2
-        shnadd  1, \rd, \rs1, \rs2
-        .endm
-
-        .macro  sh2add rd, rs1, rs2
-        shnadd  2, \rd, \rs1, \rs2
-        .endm
-
-        .macro  sh3add rd, rs1, rs2
-        shnadd  3, \rd, \rs1, \rs2
-        .endm
-#endif
-
 #if defined (__riscv_v_elen)
 # define RV_V_ELEN __riscv_v_elen
 #else
-- 
2.45.2

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  parent reply	other threads:[~2024-07-22 18:45 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-07-22 18:44 [FFmpeg-devel] [PATCH 1/9] lavu/riscv: allow any number of extensions Rémi Denis-Courmont
2024-07-22 18:44 ` [FFmpeg-devel] [PATCH 2/9] lavu/riscv: grok B as an extension Rémi Denis-Courmont
2024-07-22 18:44 ` [FFmpeg-devel] [PATCH 3/9] lavc/riscv: require B or zba explicitly Rémi Denis-Courmont
2024-07-22 18:44 ` [FFmpeg-devel] [PATCH 4/9] lavfi/riscv: " Rémi Denis-Courmont
2024-07-22 18:44 ` [FFmpeg-devel] [PATCH 5/9] sws/riscv: " Rémi Denis-Courmont
2024-07-22 18:44 ` [FFmpeg-devel] [PATCH 6/9] lavu/riscv: " Rémi Denis-Courmont
2024-07-22 18:44 ` Rémi Denis-Courmont [this message]
2024-07-22 18:44 ` [FFmpeg-devel] [PATCH 8/9] lavu/riscv: add CPU flag for B bit manipulations Rémi Denis-Courmont
2024-07-22 18:44 ` [FFmpeg-devel] [PATCH 9/9] lavc/h264dsp: use RISC-V B extension Rémi Denis-Courmont

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