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[94.189.161.174]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-4601f344148sm34437871f8f.19.2026.06.06.07.55.30 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 06 Jun 2026 07:55:31 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1780757732; x=1781362532; darn=nongnu.org; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to; bh=t+vh47h2j5TUhdoXhtY9T38Sxkplcpxvt5wmDbF7qkM=; b=RgJ2+y4sjZ/MCOOcHNNuYkfYrf8qV5d9wCzDO4A4KQ3pZAWAOeyAWmBSoHjr8CPZeh YOz27rPp4w+Ls1YHALvULZNbSzu7h0rGw25N6kyEBrkiTFB3IILi4hI/yUklEy9uvOwG UrESyyH9PHOa0E8FxY4Ya4lnFZkcc+Y1aUfJXB3S6OPpFATGv889HDNYvc6bCGshYNWS CUlkCCRVWxMTy+b/gNwAnL53oYvYwxE4LyLreQZnDk9OG4KO69OtzdMvqhy59dUObLWa JPhnxn8RbGHGl3NEClHM8NfZayc2wq6GaAwYw+7JilvDEl2KwaiYaq+EIazbblabiKHv 5nTA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1780757732; x=1781362532; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-gg:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=t+vh47h2j5TUhdoXhtY9T38Sxkplcpxvt5wmDbF7qkM=; b=kOLA7xoV0ogTLK36S/jbJMV7zXcRCKwZmfZDLFX5iqHqfiKoi8GO5LFUjd3YZgVwbQ EUKAxBvy7F25xsarH5C1R28zhS2mVf4KnaOffeF0GEKHe2aZ0q9UEThf4LQ+rxF49TN/ ZMY9JtB0ZJ+LB+Zdn4QX1Jw69dSPd5J6dGFYpNIXbf2LRoyDQILkZOcn/GIUD7e9GX7N L4lwaCUZmYoMmdRWbGOXE0IYmIivOAbO0W0NIfZWE+mgw8Pns+PfB1eajj9ugN9q2OPR LrHWm4GghDFV+VQZvVk1XvV2acyMAyt/V9KcwtQZeD6VxRBgdfLraY86C6a5ybMbsTnk n8Fw== X-Gm-Message-State: AOJu0Yx6z+hjC/SfKs0PAThackbC1LEEYG7lkUevesdez2ItHbddSCgc UGghTG4kLiaZi2VJyjjijwt2NcCox2IMlojaBLoHaMQ8oly8nmP3axCHZPgMR2R69QQD9w== X-Gm-Gg: Acq92OHkDZnmn37jtkerY/c8Ziw9dn6L0cqrBaGnA6WuBBH74K4aDDHR5mVP4DVNrRI hhTVrmIPoayL02tCt6zDA+RiaHRZNEj4KOWmpwnWnV5uT0seE6OaOsK/YDES1G3vF1QepEy3OsI cF/6u95Uc0PWjf2uxBh9U6NyGUqkywTwGDdYmb+oSKPX0l+inBxF9H1nxgjcAnwyFDRJUPEdzce SW432aTZtgVZ+EYfResX5FCvvg1o9Shgs7HIQIHmA8EBlgEaUYS7sUswh7YNu27BtXT+3kN+wpQ vVS0iWAZrtNyzvIwh4s/XjlhCjx/tIvvXLfXRIovjWvpg8bOpYDi1Ki1D9QNm7QwTbt47VIeh5J LOx+3zoLZ+io1Ubu6tt1jrdD1zzW5EYKCAPkI9O2pXFFfeL1gSIBXHO8LZJkqNn4dtVPAg5tP3h F/60TTFpVDFItII1ttxrjXXYQQXL5zmLcmLlmv/10Tg2yTAYsdPehD6BkP0Nnc6lkoagO4y2XQ2 oUfTg== X-Received: by 2002:a05:6000:1288:b0:45e:ed7e:f8f8 with SMTP id ffacd0b85a97d-460304f07b8mr9544113f8f.8.1780757731835; Sat, 06 Jun 2026 07:55:31 -0700 (PDT) From: imaginos To: qemu-devel@nongnu.org Cc: qemu-riscv@nongnu.org, Palmer Dabbelt , Alistair Francis , Daniel Henrique Barboza , imaginos Subject: [PATCH] disas/riscv: enable `mnret` disassembly Date: Sat, 6 Jun 2026 16:55:20 +0200 Message-ID: <20260606145520.34152-1-imaginos32@gmail.com> X-Mailer: git-send-email 2.43.0 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists1p.gnu.org; Received-SPF: pass client-ip=2a00:1450:4864:20::441; envelope-from=imaginos32@gmail.com; helo=mail-wr1-x441.google.com X-Spam_score_int: -17 X-Spam_score: -1.8 X-Spam_bar: - X-Spam_report: (-1.8 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_ENVFROM_END_DIGIT=0.25, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-Mailman-Approved-At: Sat, 06 Jun 2026 11:31:38 -0400 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: qemu development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @gmail.com) X-ZM-MESSAGEID: 1780759954147158500 Content-Type: text/plain; charset="utf-8" The translator has supported mnret since commit 3157a553ec6b9a ("target/riscv: Add Smrnmi mnret instruction"), but the disassembler still renders it as illegal. Add it unguarded, since the encoding does not overlap any other extension. Signed-off-by: imaginos --- disas/riscv.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/disas/riscv.c b/disas/riscv.c index d416a4d6b3..065985992b 100644 --- a/disas/riscv.c +++ b/disas/riscv.c @@ -985,6 +985,7 @@ typedef enum { rv_op_ssamoswap_d =3D 953, rv_op_c_sspush =3D 954, rv_op_c_sspopchk =3D 955, + rv_op_mnret =3D 956, } rv_op; =20 /* register names */ @@ -2255,6 +2256,7 @@ const rv_opcode_data rvi_opcode_data[] =3D { rv_op_sspush, 0 }, { "c.sspopchk", rv_codec_cmop_ss, rv_fmt_rs1, NULL, rv_op_sspopchk, rv_op_sspopchk, 0 }, + { "mnret", rv_codec_none, rv_fmt_none, NULL, 0, 0, 0 }, }; =20 /* CSR names */ @@ -4050,6 +4052,11 @@ static void decode_inst_opcode(rv_decode *dec, rv_is= a isa) case 64: op =3D rv_op_mret; break; } break; + case 1792: + switch ((inst >> 15) & 0b1111111111) { + case 64: op =3D rv_op_mnret; break; + } + break; case 1952: switch ((inst >> 15) & 0b1111111111) { case 576: op =3D rv_op_dret; break; --=20 2.43.0