--- Log opened Mon Feb 06 00:00:36 2023 00:33 -!- tromp [~textual@92-110-219-57.cable.dynamic.v4.ziggo.nl] has quit [Quit: My iMac has gone to sleep. ZZZzzz…] 00:37 -!- tromp [~textual@92-110-219-57.cable.dynamic.v4.ziggo.nl] has joined #secp256k1 01:13 -!- tromp [~textual@92-110-219-57.cable.dynamic.v4.ziggo.nl] has quit [Quit: My iMac has gone to sleep. ZZZzzz…] 02:33 -!- tromp [~textual@92-110-219-57.cable.dynamic.v4.ziggo.nl] has joined #secp256k1 05:34 -!- roze_paul [~quassel@132.216.191.43] has joined #secp256k1 05:42 -!- roze_paul [~quassel@132.216.191.43] has quit [Quit: https://quassel-irc.org - Chat comfortably. Anywhere.] 06:43 -!- tromp [~textual@92-110-219-57.cable.dynamic.v4.ziggo.nl] has quit [Quit: My iMac has gone to sleep. 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ZZZzzz…] 13:50 -!- gnusha_ [~gnusha@user/gnusha] has joined #secp256k1 13:50 -!- Topic for #secp256k1: libsecp256k1 development | https://github.com/bitcoin-core/secp256k1 | Logs: http://gnusha.org/secp256k1 | Developer meeting: Monday 15:00 UTC in every week with an odd ISO 8601 week number 13:50 -!- Topic set by real_or_random [sid554204@user/real-or-random/x-4440763] [Thu Jul 21 06:51:52 2022] 13:50 [Users #secp256k1] 13:50 [ achow101 ] [ fanquake ] [ jesseposner ] [ midnight ] [ sgiath ] 13:50 [ ajonas ] [ FelixWeis ] [ jnewbery ] [ Nebraskka ] [ sipa ] 13:50 [ ajonas__ ] [ fjahr ] [ johnzwen- ] [ nickler ] [ siv2r ] 13:50 [ andytoshi ] [ ghost43 ] [ johnzweng ] [ p2plife ] [ stickies-v ] 13:50 [ Apocalyptic] [ glozow ] [ jonasschnelli ] [ real_or_random] [ stratospher[m]] 13:50 [ ariard ] [ gnusha ] [ jonatack ] [ realtbast[m] ] [ uasf ] 13:50 [ b10c_ ] [ gnusha_ ] [ kanzure ] [ robot-dreams ] [ waxwing ] 13:50 [ BlueMatt ] [ halosghost ] [ katsu_ ] [ roconnor ] [ windsok ] 13:50 [ BlueMatt[m]] [ harding ] [ kcalvinalvin ] [ roconnor_ ] [ yakshaver ] 13:50 [ cfields ] [ hebasto ] [ LarryRuane ] [ RubenSomsen ] 13:50 [ darosior ] [ instagibbs ] [ lightningbot ] [ sanket1729_ ] 13:50 [ DeanGuss ] [ jarolrod ] [ meshcollider ] [ sebx2a ] 13:50 [ elichai2 ] [ jeremyrubin] [ michaelfolkson] [ sequences[m] ] 13:50 -!- Irssi: #secp256k1: Total of 61 nicks [0 ops, 0 halfops, 0 voices, 61 normal] 13:51 -!- Channel #secp256k1 created Wed May 19 12:44:13 2021 13:51 -!- nickler_ [~nickler@159.69.205.219] has joined #secp256k1 13:51 -!- kanzure_ [~kanzure@user/kanzure] has joined #secp256k1 13:53 -!- Irssi: Join to #secp256k1 was synced in 157 secs 13:56 -!- Netsplit *.net <-> *.split quits: ajonas, gnusha, johnzweng, kanzure, roconnor, nickler 13:56 -!- ajonas__ is now known as ajonas 14:17 -!- tromp [~textual@92-110-219-57.cable.dynamic.v4.ziggo.nl] has joined #secp256k1 14:31 -!- tromp [~textual@92-110-219-57.cable.dynamic.v4.ziggo.nl] has quit [Quit: My iMac has gone to sleep. ZZZzzz…] 15:40 -!- halosghost [~halosghos@user/halosghost] has quit [Quit: WeeChat 3.8] 15:49 < roconnor_> https://github.com/bitcoin-core/secp256k1/blob/1cca7c1744b7e54793e7f472e8fa6b209cc6fd70/src/modinv64_impl.h#L295-L298 15:50 < roconnor_> at the risk of microptimizing, shouldn't we just use t->u in place of u everywhere, etc?= 15:50 < roconnor_> or is clang smart enough to figure this out? 15:51 -!- roconnor_ is now known as roconnor 15:52 < sipa> Quite the opposite; the local u variable is more easily turned into a register value for the duration of the function. 15:53 < roconnor> oh? How many 64 bit registers are there? 15:53 < sipa> x86_64 has 16 general-purpose 64-bit registers 15:54 < roconnor> I see. 15:54 < sipa> x86 only has like 6 in practice, and they're only 32 bits. 15:55 < sipa> aarch64 apparently has 31 general-purpose 64-bit registers even 16:13 -!- sanket1729_ [~sanket172@ec2-100-24-255-95.compute-1.amazonaws.com] has quit [Ping timeout: 265 seconds] 16:15 < roconnor> Why is eta 64 bit? 16:16 -!- sanket1729 [~sanket172@ec2-100-24-255-95.compute-1.amazonaws.com] has joined #secp256k1 16:16 < roconnor> https://github.com/bitcoin-core/secp256k1/blob/1cca7c1744b7e54793e7f472e8fa6b209cc6fd70/src/modinv64_impl.h#L270 16:16 < roconnor> most of the time when it is used it is cast to int. 17:30 -!- kanzure_ is now known as kanzure 17:48 < roconnor> further discussion --> https://github.com/bitcoin-core/secp256k1/pull/1210 19:14 -!- harding [quassel@newmail.dtrt.org] has quit [Quit: http://quassel-irc.org - Chat comfortably. 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