From: Christoph Muellner <christoph.muellner@vrull.eu>
To: binutils@sourceware.org, Nelson Chu <nelson@rivosinc.com>,
Andrew Waterman <andrew@sifive.com>,
Palmer Dabbelt <palmer@dabbelt.com>,
Jim Wilson <jim.wilson.gcc@gmail.com>,
Tsukasa OI <research_trasio@irq.a4lg.com>,
Philipp Tomsich <philipp.tomsich@vrull.eu>,
Cooper Qu <cooper.qu@linux.alibaba.com>,
Lifang Xia <lifang_xia@linux.alibaba.com>,
Yunhai Shang <yunhai@linux.alibaba.com>,
Zhiwei Liu <zhiwei_liu@linux.alibaba.com>
Cc: "Christoph Müllner" <christoph.muellner@vrull.eu>
Subject: [PATCH] RISC-V: Fix T-Head Fmv vendor extension encoding
Date: Fri, 16 Dec 2022 19:51:33 +0100 [thread overview]
Message-ID: <20221216185133.1342022-1-christoph.muellner@vrull.eu> (raw)
From: Christoph Müllner <christoph.muellner@vrull.eu>
A recent change in the XTheadFmv spec fixed an encoding bug in the
document. This patch changes the code to follow this bugfix.
Spec patch can be found here:
https://github.com/T-head-Semi/thead-extension-spec/pull/11
Signed-off-by: Christoph Müllner <christoph.muellner@vrull.eu>
---
gas/testsuite/gas/riscv/x-thead-fmv.d | 4 ++--
include/opcode/riscv-opc.h | 4 ++--
2 files changed, 4 insertions(+), 4 deletions(-)
diff --git a/gas/testsuite/gas/riscv/x-thead-fmv.d b/gas/testsuite/gas/riscv/x-thead-fmv.d
index f2bbe010beb..af8ce0c8ee0 100644
--- a/gas/testsuite/gas/riscv/x-thead-fmv.d
+++ b/gas/testsuite/gas/riscv/x-thead-fmv.d
@@ -7,5 +7,5 @@
Disassembly of section .text:
0+000 <target>:
-[ ]+[0-9a-f]+:[ ]+6005950b[ ]+th.fmv.hw.x[ ]+a0,fa1
-[ ]+[0-9a-f]+:[ ]+5005158b[ ]+th.fmv.x.hw[ ]+a1,fa0
+[ ]+[0-9a-f]+:[ ]+5005950b[ ]+th.fmv.hw.x[ ]+a0,fa1
+[ ]+[0-9a-f]+:[ ]+6005158b[ ]+th.fmv.x.hw[ ]+a1,fa0
diff --git a/include/opcode/riscv-opc.h b/include/opcode/riscv-opc.h
index 06e3df0f5a6..5420bfac91b 100644
--- a/include/opcode/riscv-opc.h
+++ b/include/opcode/riscv-opc.h
@@ -2209,9 +2209,9 @@
#define MATCH_TH_FSURW 0x5000700b
#define MASK_TH_FSURW 0xf800707f
/* Vendor-specific (T-Head) XTheadFmv instructions. */
-#define MATCH_TH_FMV_HW_X 0x6000100b
+#define MATCH_TH_FMV_HW_X 0x5000100b
#define MASK_TH_FMV_HW_X 0xfff0707f
-#define MATCH_TH_FMV_X_HW 0x5000100b
+#define MATCH_TH_FMV_X_HW 0x6000100b
#define MASK_TH_FMV_X_HW 0xfff0707f
/* Vendor-specific (T-Head) XTheadInt instructions. */
#define MATCH_TH_IPOP 0x0050000b
--
2.38.1
next reply other threads:[~2022-12-16 18:51 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-12-16 18:51 Christoph Muellner [this message]
2022-12-16 18:56 ` Palmer Dabbelt
2022-12-16 18:59 ` Christoph Müllner
2022-12-16 19:00 ` Palmer Dabbelt
2022-12-22 1:50 ` [Offline] " Nelson Chu
2022-12-27 19:45 ` Philipp Tomsich
2022-12-28 1:08 ` Nelson Chu
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