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[91.180.125.239]) by smtp.gmail.com with ESMTPSA id c21-20020aa7c995000000b0042aaacd4edasm6142427edt.26.2022.05.21.15.05.32 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 21 May 2022 15:05:33 -0700 (PDT) Date: Sun, 22 May 2022 00:05:32 +0200 From: Luc Van Oostenryck To: Palmer Dabbelt Cc: linux-sparse@vger.kernel.org, Kito Cheng , linux-riscv@lists.infradead.org, mkl@pengutronix.de, aurelien@aurel32.net, Linus Torvalds Subject: Re: [PATCH v1 3/6] RISC-V: Remove the unimplemented ISA extensions Message-ID: <20220521220532.yfpmrdbvu2gyv2rc@mail> References: <20220402050041.21302-1-palmer@rivosinc.com> <20220402050041.21302-4-palmer@rivosinc.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20220402050041.21302-4-palmer@rivosinc.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220521_150535_999494_C5C51FB5 X-CRM114-Status: GOOD ( 13.71 ) X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org On Fri, Apr 01, 2022 at 10:00:38PM -0700, Palmer Dabbelt wrote: > This made sense when we die()d on unknown ISA extensions, but now that > we're just warning it's actually a bit detrimental: users won't see that > their unimplemented ISA extensions are silently having the wrong > definitions set, which may cause hard to debug failures. > > Signed-off-by: Palmer Dabbelt > --- > target-riscv.c | 10 ---------- > 1 file changed, 10 deletions(-) > > diff --git a/target-riscv.c b/target-riscv.c > index 494c08db..924259af 100644 > --- a/target-riscv.c > +++ b/target-riscv.c > @@ -37,17 +37,7 @@ static void parse_march_riscv(const char *arg) > { "f", RISCV_FLOAT|RISCV_FDIV }, > { "d", RISCV_DOUBLE|RISCV_FDIV }, > { "g", RISCV_GENERIC }, > - { "q", 0 }, > - { "l", 0 }, > { "c", RISCV_COMP }, > - { "b", 0 }, > - { "j", 0 }, > - { "t", 0 }, > - { "p", 0 }, > - { "v", 0 }, > - { "n", 0 }, > - { "h", 0 }, > - { "s", 0 }, OK, it seems than most of them have anyway no chances to be officialized anytime soon. Maybe just add the define for p & v together with the Zb* ones when switching __riscv_arch_test). -- Luc _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv