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[2001:1ae9:1c2:4c00:20f:c6b4:1e57:7965]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-a90612b3822sm81092066b.115.2024.09.14.06.34.07 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 14 Sep 2024 06:34:08 -0700 (PDT) Date: Sat, 14 Sep 2024 15:34:07 +0200 From: Andrew Jones To: Samuel Holland Cc: Conor Dooley , Juhan Jin , linux-riscv@lists.infradead.org, peterz@infradead.org, jpoimboe@kernel.org, juhanj2@illinois.edu, alexghiti@rivosinc.com, palmer@dabbelt.com Subject: Re: Is RISC-V Static Call worth implementing ? Message-ID: <20240914-2996cb645bae4145c0619c58@orel> References: <20240913-spearfish-feeble-4c0032f37484@spud> <54ce36a6-8be1-4ce8-b246-2255df333d00@sifive.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <54ce36a6-8be1-4ce8-b246-2255df333d00@sifive.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240914_063412_355134_94D375FC X-CRM114-Status: GOOD ( 16.60 ) 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="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org T24gRnJpLCBTZXAgMTMsIDIwMjQgYXQgMDY6NTA6MzdQTSBHTVQsIFNhbXVlbCBIb2xsYW5kIHdy b3RlOgo+IE9uIDIwMjQtMDktMTMgMzo1NSBQTSwgQ29ub3IgRG9vbGV5IHdyb3RlOgo+ID4gT24g RnJpLCBTZXAgMTMsIDIwMjQgYXQgMDM6MDU6MzNBTSAtMDUwMCwgSnVoYW4gSmluIHdyb3RlOgo+ ID4+IEhpIGZvbGtzLAo+ID4+Cj4gPj4gSeKAmW0gaW50ZXJlc3RlZCBpbiBpbXBsZW1lbnRpbmcg U3RhdGljIENhbGwgZm9yIFJJU0MtViwgYW5kIEkgd2FudCB0bwo+ID4+IGtub3cgd2hldGhlciBp dCBpcyB3b3J0aCB0aGUgZWZmb3J0cyB0byBpbXBsZW1lbnQgU3RhdGljIENhbGwgZm9yCj4gPj4g UklTQy1WLgo+ID4+Cj4gPj4gRG9lcyB0aGUgYWZvcmVtZW50aW9uZWQgYmVuZWZpdHMgbWVyaXQg YSBSSVNDLVYgc3RhdGljIGNhbGwgaW1wbGVtZW50YXRpb24gCj4gPj4gKGVzcGVjaWFsbHkgaW5s aW5lKT8gT3IgYXJlIHRoZSBiZW5lZml0cyBzbyBuZWdsaWdpYmxlIHRoYXQgaXTigJlzIHNpbXBs eSBub3QgCj4gPj4gd29ydGggdGhlIGVmZm9ydCB0byBkbyBhIFJJU0MtViBpbXBsZW1lbnRhdGlv bj8KPiA+IAo+ID4gUHJldHR5IHN1cmUgd2UndmUgdGFsa2VkIGFib3V0IHdhbnRpbmcgaXQgYmVm b3JlIC0gU2FtdWVsLCBBbGV4LCBEcmV3Cj4gPiBKb25lcyBvciBQYWxtZXIgbWlnaHQgcmVtZW1i ZXIgYmVzdCB3aGF0IGV4YWN0bHkgd2Ugd2FudGVkIGl0IGZvcgo+ID4gaG93ZXZlciwgYXMgSSBk byBub3QuCj4gCj4gSWYgSSByZW1lbWJlciBjb3JyZWN0bHksIHdlIGhhZCBkaXNjdXNzZWQgaXQg aW4gdGhlIGNvbnRleHQgb2Ygbm9uLWNvaGVyZW50IERNQQo+IG9wZXJhdGlvbnMsIGJ1dCB3ZSBk ZWNpZGVkIHRoYXQgdGhlIGJlbmVmaXQgd2FzIG5lZ2xpZ2libGUgZm9yIHRoYXQgdXNlIGNhc2Uu Cj4gCj4gVGhlcmUgYXJlIG90aGVyIHBsYWNlcyB0aGF0IGNvdWxkIGxpa2VseSBiZW5lZml0IGZy b20gc3RhdGljIGNhbGxzLCBzdWNoIGFzCj4gU3YzOS9TdjQ4L1N2NTcgZGlmZmVyZW5jZXMsIHNv bWUgdXNlcnMgb2YgcmlzY3ZfaGFzX2V4dGVuc2lvbl8qKCksIG9yIG1heWJlIHNvbWUKPiBob3Qg aW5kaXJlY3QgU0JJIGZ1bmN0aW9ucyBsaWtlIHNiaV9zZXRfdGltZXIoKS4gQnV0IGl0IGRlcGVu ZHMgb24gdGhlIG92ZXJoZWFkLgoKV2hlbiBndWVzdHMgaGF2ZSBzdGVhbCB0aW1lIGFjY291bnRp bmcgZW5hYmxlZCB0aGVuIHVwZGF0ZV9ycV9jbG9jaygpCndvdWxkIGFsc28gbGlrZWx5IGJlbmVm aXQuCgpUaGFua3MsCmRyZXcKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fCmxpbnV4LXJpc2N2IG1haWxpbmcgbGlzdApsaW51eC1yaXNjdkBsaXN0cy5pbmZy YWRlYWQub3JnCmh0dHA6Ly9saXN0cy5pbmZyYWRlYWQub3JnL21haWxtYW4vbGlzdGluZm8vbGlu dXgtcmlzY3YK