{"generator":"GNU social 2.0.2-dev","title":"Conversation","totalItems":13,"items":[{"actor":{"id":"https:\/\/mastodon.social\/users\/pervognsen","displayName":"Per Vognsen","status_net":{"avatarLinks":[{"url":"https:\/\/gnusocial.jp\/avatar\/266361-original-tmp20240621194557.webp","rel":"avatar","type":"image\/webp","width":285,"height":285},{"url":"https:\/\/gnusocial.jp\/avatar\/266361-96-20240629015719.webp","rel":"avatar","type":"image\/webp","width":96,"height":96},{"url":"https:\/\/gnusocial.jp\/avatar\/266361-48-20240705223844.webp","rel":"avatar","type":"image\/webp","width":48,"height":48},{"url":"https:\/\/gnusocial.jp\/avatar\/266361-24-20240705223844.webp","rel":"avatar","type":"image\/webp","width":24,"height":24}],"profile_info":{"local_id":"266361"}},"image":{"url":"https:\/\/gnusocial.jp\/avatar\/266361-96-20240629015719.webp","rel":"avatar","type":"image\/webp","width":96,"height":96},"objectType":"person","summary":"Performance, compilers, hardware, mathematics, computer science.I've worked in or adjacent to the video game industry for most of my career.","url":"https:\/\/mastodon.social\/@pervognsen","portablecontacts_net":{"preferredUsername":"pervognsen","displayName":"Per Vognsen","note":"Performance, compilers, hardware, mathematics, computer science.I've worked in or adjacent to the video game industry for most of my career."}},"content":"

@whitequark<\/a> @rygorous<\/a> @chrisvest<\/a> This also reminded me that Xilinx had their own truly awful DLX-inspired ISA for MicroBlaze but it looks like the newer MicroBlaze cores are RISC-V as well: https:\/\/en.wikipedia.org\/wiki\/MicroBlaze<\/a><\/p>","generator":{"id":"tag:gnusocial.jp,2026-07-07:notice-source:ActivityPub","objectType":"application","status_net":{"source_code":"ActivityPub"}},"id":"https:\/\/mastodon.social\/users\/pervognsen\/statuses\/114973569965666907","object":{"id":"https:\/\/mastodon.social\/users\/pervognsen\/statuses\/114973569965666907","objectType":"note","content":"

@whitequark<\/a> @rygorous<\/a> @chrisvest<\/a> This also reminded me that Xilinx had their own truly awful DLX-inspired ISA for MicroBlaze but it looks like the newer MicroBlaze cores are RISC-V as well: https:\/\/en.wikipedia.org\/wiki\/MicroBlaze<\/a><\/p>","url":"https:\/\/gnusocial.jp\/notice\/10702860","status_net":{"notice_id":null},"inReplyTo":{"objectType":"note","id":"https:\/\/mastodon.social\/users\/whitequark\/statuses\/114973559158355177","url":"https:\/\/mastodon.social\/@whitequark\/114973559158355177"}},"to":[{"objectType":"http:\/\/activitystrea.ms\/schema\/1.0\/person","id":"https:\/\/mastodon.gamedev.place\/users\/rygorous"},{"objectType":"http:\/\/activitystrea.ms\/schema\/1.0\/person","id":"https:\/\/mastodon.social\/users\/whitequark"},{"objectType":"http:\/\/activitystrea.ms\/schema\/1.0\/person","id":"https:\/\/mastodon.social\/users\/chrisvest"},{"objectType":"http:\/\/activitystrea.ms\/schema\/1.0\/collection","id":"http:\/\/activityschema.org\/collection\/public"}],"status_net":{"conversation":"tag:gnusocial.jp,2025-08-04:objectType=thread:nonce=5d1243af756a9fc9","notice_info":{"local_id":"10702860","source":"ActivityPub"}},"published":"2025-08-05T01:41:43+00:00","provider":{"objectType":"service","displayName":"GNU social JP","url":"https:\/\/gnusocial.jp\/"},"verb":"post","url":"https:\/\/gnusocial.jp\/notice\/10702860"},{"actor":{"id":"https:\/\/mastodon.social\/users\/whitequark","displayName":"\u2727\u2726Catherine\u2726\u2727","status_net":{"avatarLinks":[{"url":"https:\/\/gnusocial.jp\/avatar\/105710-original-tmp20230309163231.webp","rel":"avatar","type":"image\/webp","width":400,"height":400},{"url":"https:\/\/gnusocial.jp\/avatar\/105710-96-20230309163231.webp","rel":"avatar","type":"image\/webp","width":96,"height":96},{"url":"https:\/\/gnusocial.jp\/avatar\/105710-48-20230309163231.webp","rel":"avatar","type":"image\/webp","width":48,"height":48},{"url":"https:\/\/gnusocial.jp\/avatar\/105710-24-20230309163231.webp","rel":"avatar","type":"image\/webp","width":24,"height":24}],"profile_info":{"local_id":"105710"}},"image":{"url":"https:\/\/gnusocial.jp\/avatar\/105710-96-20230309163231.webp","rel":"avatar","type":"image\/webp","width":96,"height":96},"objectType":"person","summary":"cat(girl) shaped object, hardware omelas kid"A cat is valued for companionship and its ability to kill vermin."\u2727 i have friends, and my purpose is to support them \u2727\u2726 i have enemies, and my purpose is to eliminate them \u2726\u2736 i have a life, and my purpose is to reach heaven by violence \u2736\u2737 nothing else matters \u2737#searchable","url":"https:\/\/mastodon.social\/@whitequark","portablecontacts_net":{"preferredUsername":"whitequark","displayName":"\u2727\u2726Catherine\u2726\u2727","note":"cat(girl) shaped object, hardware omelas kid"A cat is valued for companionship and its ability to kill vermin."\u2727 i have friends, and my purpose is to support them \u2727\u2726 i have enemies, and my purpose is to eliminate them \u2726\u2736 i have a life, and my purpose is to reach heaven by violence \u2736\u2737 nothing else matters \u2737#searchable"}},"content":"

@pervognsen<\/a> @rygorous<\/a> @chrisvest<\/a> yeah, RV is basically the Unix of ISAs<\/p>","generator":{"id":"tag:gnusocial.jp,2026-07-07:notice-source:ActivityPub","objectType":"application","status_net":{"source_code":"ActivityPub"}},"id":"https:\/\/mastodon.social\/users\/whitequark\/statuses\/114973559158355177","object":{"id":"https:\/\/mastodon.social\/users\/whitequark\/statuses\/114973559158355177","objectType":"note","content":"

@pervognsen<\/a> @rygorous<\/a> @chrisvest<\/a> yeah, RV is basically the Unix of ISAs<\/p>","url":"https:\/\/mastodon.social\/@whitequark\/114973559158355177","status_net":{"notice_id":null},"inReplyTo":{"objectType":"note","id":"https:\/\/mastodon.social\/users\/pervognsen\/statuses\/114973540825393990","url":"https:\/\/gnusocial.jp\/notice\/10702770"}},"to":[{"objectType":"http:\/\/activitystrea.ms\/schema\/1.0\/person","id":"https:\/\/mastodon.gamedev.place\/users\/rygorous"},{"objectType":"http:\/\/activitystrea.ms\/schema\/1.0\/person","id":"https:\/\/mastodon.social\/users\/pervognsen"},{"objectType":"http:\/\/activitystrea.ms\/schema\/1.0\/person","id":"https:\/\/mastodon.social\/users\/chrisvest"},{"objectType":"http:\/\/activitystrea.ms\/schema\/1.0\/collection","id":"http:\/\/activityschema.org\/collection\/public"}],"status_net":{"conversation":"tag:gnusocial.jp,2025-08-04:objectType=thread:nonce=5d1243af756a9fc9","notice_info":{"local_id":"10702808","source":"ActivityPub"}},"published":"2025-08-05T01:29:08+00:00","provider":{"objectType":"service","displayName":"GNU social JP","url":"https:\/\/gnusocial.jp\/"},"verb":"post","url":"https:\/\/mastodon.social\/@whitequark\/114973559158355177"},{"actor":{"id":"https:\/\/mastodon.social\/users\/pervognsen","displayName":"Per Vognsen","status_net":{"avatarLinks":[{"url":"https:\/\/gnusocial.jp\/avatar\/266361-original-tmp20240621194557.webp","rel":"avatar","type":"image\/webp","width":285,"height":285},{"url":"https:\/\/gnusocial.jp\/avatar\/266361-96-20240629015719.webp","rel":"avatar","type":"image\/webp","width":96,"height":96},{"url":"https:\/\/gnusocial.jp\/avatar\/266361-48-20240705223844.webp","rel":"avatar","type":"image\/webp","width":48,"height":48},{"url":"https:\/\/gnusocial.jp\/avatar\/266361-24-20240705223844.webp","rel":"avatar","type":"image\/webp","width":24,"height":24}],"profile_info":{"local_id":"266361"}},"image":{"url":"https:\/\/gnusocial.jp\/avatar\/266361-96-20240629015719.webp","rel":"avatar","type":"image\/webp","width":96,"height":96},"objectType":"person","summary":"Performance, compilers, hardware, mathematics, computer science.I've worked in or adjacent to the video game industry for most of my career.","url":"https:\/\/mastodon.social\/@pervognsen","portablecontacts_net":{"preferredUsername":"pervognsen","displayName":"Per Vognsen","note":"Performance, compilers, hardware, mathematics, computer science.I've worked in or adjacent to the video game industry for most of my career."}},"content":"

@whitequark<\/a> @rygorous<\/a> @chrisvest<\/a> Xtensa too. Since the core ISA never seemed to be the main selling point (although Xtensa had some interesting ideas like a newer take on register windows and 24-bit RISC instructions) and if anything was a detriment insofar as they're relatively niche when it comes to the software ecosystem, I'm not surprised RISC-V is taking over there.<\/p>","generator":{"id":"tag:gnusocial.jp,2026-07-07:notice-source:ActivityPub","objectType":"application","status_net":{"source_code":"ActivityPub"}},"id":"https:\/\/mastodon.social\/users\/pervognsen\/statuses\/114973540825393990","object":{"id":"https:\/\/mastodon.social\/users\/pervognsen\/statuses\/114973540825393990","objectType":"note","content":"

@whitequark<\/a> @rygorous<\/a> @chrisvest<\/a> Xtensa too. Since the core ISA never seemed to be the main selling point (although Xtensa had some interesting ideas like a newer take on register windows and 24-bit RISC instructions) and if anything was a detriment insofar as they're relatively niche when it comes to the software ecosystem, I'm not surprised RISC-V is taking over there.<\/p>","url":"https:\/\/gnusocial.jp\/notice\/10702770","status_net":{"notice_id":null},"inReplyTo":{"objectType":"note","id":"https:\/\/mastodon.social\/users\/whitequark\/statuses\/114973498663077076","url":"https:\/\/mastodon.social\/@whitequark\/114973498663077076"}},"to":[{"objectType":"http:\/\/activitystrea.ms\/schema\/1.0\/person","id":"https:\/\/mastodon.gamedev.place\/users\/rygorous"},{"objectType":"http:\/\/activitystrea.ms\/schema\/1.0\/person","id":"https:\/\/mastodon.social\/users\/whitequark"},{"objectType":"http:\/\/activitystrea.ms\/schema\/1.0\/person","id":"https:\/\/mastodon.social\/users\/chrisvest"},{"objectType":"http:\/\/activitystrea.ms\/schema\/1.0\/collection","id":"http:\/\/activityschema.org\/collection\/public"}],"status_net":{"conversation":"tag:gnusocial.jp,2025-08-04:objectType=thread:nonce=5d1243af756a9fc9","notice_info":{"local_id":"10702770","source":"ActivityPub"}},"published":"2025-08-05T01:23:29+00:00","provider":{"objectType":"service","displayName":"GNU social JP","url":"https:\/\/gnusocial.jp\/"},"verb":"post","url":"https:\/\/gnusocial.jp\/notice\/10702770"},{"actor":{"id":"https:\/\/mastodon.gamedev.place\/users\/rygorous","displayName":"Fabian Giesen","status_net":{"avatarLinks":[{"url":"https:\/\/gnusocial.jp\/avatar\/95257-original-tmp20250601185051.webp","rel":"avatar","type":"image\/webp","width":400,"height":400},{"url":"https:\/\/gnusocial.jp\/avatar\/95257-96-20250601185436.webp","rel":"avatar","type":"image\/webp","width":96,"height":96},{"url":"https:\/\/gnusocial.jp\/avatar\/95257-48-20250601185436.webp","rel":"avatar","type":"image\/webp","width":48,"height":48},{"url":"https:\/\/gnusocial.jp\/avatar\/95257-24-20250601185436.webp","rel":"avatar","type":"image\/webp","width":24,"height":24}],"profile_info":{"local_id":"95257"}},"image":{"url":"https:\/\/gnusocial.jp\/avatar\/95257-96-20250601185436.webp","rel":"avatar","type":"image\/webp","width":96,"height":96},"objectType":"person","summary":"Abstraction maker, abstraction breaker. FUN FACT: things I prefix with FUN FACT are sometimes fun and sometimes factual, but very rarely both.","url":"https:\/\/mastodon.gamedev.place\/@rygorous","portablecontacts_net":{"preferredUsername":"rygorous","displayName":"Fabian Giesen","note":"Abstraction maker, abstraction breaker. FUN FACT: things I prefix with FUN FACT are sometimes fun and sometimes factual, but very rarely both."}},"content":"

@chrisvest<\/a> @whitequark<\/a> it's not an array of SPARC processors, it's a bunch of actual NPU and DSP tiles each with a SPARC-derived microcontroller as its frontend - same way that say GPUs usually have some random microcontroller concoction as part of their command processing frontend, but that's not what's doing the math<\/p>","generator":{"id":"tag:gnusocial.jp,2026-07-07:notice-source:ActivityPub","objectType":"application","status_net":{"source_code":"ActivityPub"}},"id":"https:\/\/mastodon.gamedev.place\/users\/rygorous\/statuses\/114973155445601911","object":{"id":"https:\/\/mastodon.gamedev.place\/users\/rygorous\/statuses\/114973155445601911","objectType":"note","content":"

@chrisvest<\/a> @whitequark<\/a> it's not an array of SPARC processors, it's a bunch of actual NPU and DSP tiles each with a SPARC-derived microcontroller as its frontend - same way that say GPUs usually have some random microcontroller concoction as part of their command processing frontend, but that's not what's doing the math<\/p>","url":"https:\/\/mastodon.gamedev.place\/@rygorous\/114973155445601911","status_net":{"notice_id":null},"inReplyTo":{"objectType":"note","id":"https:\/\/mastodon.social\/users\/chrisvest\/statuses\/114972935698261302","url":"https:\/\/mastodon.social\/@chrisvest\/114972935698261302"}},"to":[{"objectType":"http:\/\/activitystrea.ms\/schema\/1.0\/person","id":"https:\/\/mastodon.social\/users\/whitequark"},{"objectType":"http:\/\/activitystrea.ms\/schema\/1.0\/person","id":"https:\/\/mastodon.social\/users\/chrisvest"},{"objectType":"http:\/\/activitystrea.ms\/schema\/1.0\/collection","id":"http:\/\/activityschema.org\/collection\/public"}],"status_net":{"conversation":"tag:gnusocial.jp,2025-08-04:objectType=thread:nonce=5d1243af756a9fc9","notice_info":{"local_id":"10702709","source":"ActivityPub"}},"published":"2025-08-05T01:13:16+00:00","provider":{"objectType":"service","displayName":"GNU social JP","url":"https:\/\/gnusocial.jp\/"},"verb":"post","url":"https:\/\/mastodon.gamedev.place\/@rygorous\/114973155445601911"},{"actor":{"id":"https:\/\/mastodon.gamedev.place\/users\/rygorous","displayName":"Fabian Giesen","status_net":{"avatarLinks":[{"url":"https:\/\/gnusocial.jp\/avatar\/95257-original-tmp20250601185051.webp","rel":"avatar","type":"image\/webp","width":400,"height":400},{"url":"https:\/\/gnusocial.jp\/avatar\/95257-96-20250601185436.webp","rel":"avatar","type":"image\/webp","width":96,"height":96},{"url":"https:\/\/gnusocial.jp\/avatar\/95257-48-20250601185436.webp","rel":"avatar","type":"image\/webp","width":48,"height":48},{"url":"https:\/\/gnusocial.jp\/avatar\/95257-24-20250601185436.webp","rel":"avatar","type":"image\/webp","width":24,"height":24}],"profile_info":{"local_id":"95257"}},"image":{"url":"https:\/\/gnusocial.jp\/avatar\/95257-96-20250601185436.webp","rel":"avatar","type":"image\/webp","width":96,"height":96},"objectType":"person","summary":"Abstraction maker, abstraction breaker. FUN FACT: things I prefix with FUN FACT are sometimes fun and sometimes factual, but very rarely both.","url":"https:\/\/mastodon.gamedev.place\/@rygorous","portablecontacts_net":{"preferredUsername":"rygorous","displayName":"Fabian Giesen","note":"Abstraction maker, abstraction breaker. FUN FACT: things I prefix with FUN FACT are sometimes fun and sometimes factual, but very rarely both."}},"content":"

@chrisvest<\/a> @whitequark<\/a> Something needs to parse your command buffers, handle scheduling, initiate interrupts and deal with other plumbing etc., and it's not going to be your matrix multiply unit.<\/p>

For the AMD GPU equivalent, https:\/\/gpuopen.com\/download\/micro_engine_scheduler.pdf<\/a> \"The GPU frontend has three micro-processors meant to execute scheduling, compute
and gfx firmware\".<\/p>

It's the things that run the infamous GPU Mystery Firmware Blobs\u2122.<\/p>","generator":{"id":"tag:gnusocial.jp,2026-07-07:notice-source:ActivityPub","objectType":"application","status_net":{"source_code":"ActivityPub"}},"id":"https:\/\/mastodon.gamedev.place\/users\/rygorous\/statuses\/114973301899670168","object":{"id":"https:\/\/mastodon.gamedev.place\/users\/rygorous\/statuses\/114973301899670168","objectType":"note","content":"

@chrisvest<\/a> @whitequark<\/a> Something needs to parse your command buffers, handle scheduling, initiate interrupts and deal with other plumbing etc., and it's not going to be your matrix multiply unit.<\/p>

For the AMD GPU equivalent, https:\/\/gpuopen.com\/download\/micro_engine_scheduler.pdf<\/a> \"The GPU frontend has three micro-processors meant to execute scheduling, compute
and gfx firmware\".<\/p>

It's the things that run the infamous GPU Mystery Firmware Blobs\u2122.<\/p>","url":"https:\/\/gnusocial.jp\/notice\/10702710","status_net":{"notice_id":null},"inReplyTo":{"objectType":"note","id":"https:\/\/mastodon.gamedev.place\/users\/rygorous\/statuses\/114973155445601911","url":"https:\/\/mastodon.gamedev.place\/@rygorous\/114973155445601911"}},"to":[{"objectType":"http:\/\/activitystrea.ms\/schema\/1.0\/person","id":"https:\/\/mastodon.social\/users\/whitequark"},{"objectType":"http:\/\/activitystrea.ms\/schema\/1.0\/person","id":"https:\/\/mastodon.social\/users\/chrisvest"},{"objectType":"http:\/\/activitystrea.ms\/schema\/1.0\/collection","id":"http:\/\/activityschema.org\/collection\/public"}],"status_net":{"conversation":"tag:gnusocial.jp,2025-08-04:objectType=thread:nonce=5d1243af756a9fc9","notice_info":{"local_id":"10702710","source":"ActivityPub"}},"published":"2025-08-05T01:13:15+00:00","provider":{"objectType":"service","displayName":"GNU social JP","url":"https:\/\/gnusocial.jp\/"},"verb":"post","url":"https:\/\/gnusocial.jp\/notice\/10702710"},{"actor":{"id":"https:\/\/mastodon.gamedev.place\/users\/rygorous","displayName":"Fabian Giesen","status_net":{"avatarLinks":[{"url":"https:\/\/gnusocial.jp\/avatar\/95257-original-tmp20250601185051.webp","rel":"avatar","type":"image\/webp","width":400,"height":400},{"url":"https:\/\/gnusocial.jp\/avatar\/95257-96-20250601185436.webp","rel":"avatar","type":"image\/webp","width":96,"height":96},{"url":"https:\/\/gnusocial.jp\/avatar\/95257-48-20250601185436.webp","rel":"avatar","type":"image\/webp","width":48,"height":48},{"url":"https:\/\/gnusocial.jp\/avatar\/95257-24-20250601185436.webp","rel":"avatar","type":"image\/webp","width":24,"height":24}],"profile_info":{"local_id":"95257"}},"image":{"url":"https:\/\/gnusocial.jp\/avatar\/95257-96-20250601185436.webp","rel":"avatar","type":"image\/webp","width":96,"height":96},"objectType":"person","summary":"Abstraction maker, abstraction breaker. FUN FACT: things I prefix with FUN FACT are sometimes fun and sometimes factual, but very rarely both.","url":"https:\/\/mastodon.gamedev.place\/@rygorous","portablecontacts_net":{"preferredUsername":"rygorous","displayName":"Fabian Giesen","note":"Abstraction maker, abstraction breaker. FUN FACT: things I prefix with FUN FACT are sometimes fun and sometimes factual, but very rarely both."}},"content":"

@chrisvest<\/a> @whitequark<\/a> honestly something derived from an actual normal ISA you've heard of sounds positively sane, these random microcontrollers have a long and proud history of running the most obscure stuff imaginable because usually someone picked whatever was cheap out of a bin 25 years ago.<\/p>

E.g. Intel's Management Engine firmware used (long ago) to run on ARC cores https:\/\/en.wikipedia.org\/wiki\/ARC_(processor)<\/a> - literally derived from the SNES SuperFX chip. Not making this up.<\/p>","generator":{"id":"tag:gnusocial.jp,2026-07-07:notice-source:ActivityPub","objectType":"application","status_net":{"source_code":"ActivityPub"}},"id":"https:\/\/mastodon.gamedev.place\/users\/rygorous\/statuses\/114973321405581327","object":{"id":"https:\/\/mastodon.gamedev.place\/users\/rygorous\/statuses\/114973321405581327","objectType":"note","content":"

@chrisvest<\/a> @whitequark<\/a> honestly something derived from an actual normal ISA you've heard of sounds positively sane, these random microcontrollers have a long and proud history of running the most obscure stuff imaginable because usually someone picked whatever was cheap out of a bin 25 years ago.<\/p>

E.g. Intel's Management Engine firmware used (long ago) to run on ARC cores https:\/\/en.wikipedia.org\/wiki\/ARC_(processor)<\/a> - literally derived from the SNES SuperFX chip. Not making this up.<\/p>","url":"https:\/\/mastodon.gamedev.place\/@rygorous\/114973321405581327","status_net":{"notice_id":null},"inReplyTo":{"objectType":"note","id":"https:\/\/mastodon.gamedev.place\/users\/rygorous\/statuses\/114973301899670168","url":"https:\/\/gnusocial.jp\/notice\/10702710"}},"to":[{"objectType":"http:\/\/activitystrea.ms\/schema\/1.0\/person","id":"https:\/\/mastodon.social\/users\/whitequark"},{"objectType":"http:\/\/activitystrea.ms\/schema\/1.0\/person","id":"https:\/\/mastodon.social\/users\/chrisvest"},{"objectType":"http:\/\/activitystrea.ms\/schema\/1.0\/collection","id":"http:\/\/activityschema.org\/collection\/public"}],"status_net":{"conversation":"tag:gnusocial.jp,2025-08-04:objectType=thread:nonce=5d1243af756a9fc9","notice_info":{"local_id":"10702711","source":"ActivityPub"}},"published":"2025-08-05T01:13:14+00:00","provider":{"objectType":"service","displayName":"GNU social JP","url":"https:\/\/gnusocial.jp\/"},"verb":"post","url":"https:\/\/mastodon.gamedev.place\/@rygorous\/114973321405581327"},{"actor":{"id":"https:\/\/mastodon.social\/users\/whitequark","displayName":"\u2727\u2726Catherine\u2726\u2727","status_net":{"avatarLinks":[{"url":"https:\/\/gnusocial.jp\/avatar\/105710-original-tmp20230309163231.webp","rel":"avatar","type":"image\/webp","width":400,"height":400},{"url":"https:\/\/gnusocial.jp\/avatar\/105710-96-20230309163231.webp","rel":"avatar","type":"image\/webp","width":96,"height":96},{"url":"https:\/\/gnusocial.jp\/avatar\/105710-48-20230309163231.webp","rel":"avatar","type":"image\/webp","width":48,"height":48},{"url":"https:\/\/gnusocial.jp\/avatar\/105710-24-20230309163231.webp","rel":"avatar","type":"image\/webp","width":24,"height":24}],"profile_info":{"local_id":"105710"}},"image":{"url":"https:\/\/gnusocial.jp\/avatar\/105710-96-20230309163231.webp","rel":"avatar","type":"image\/webp","width":96,"height":96},"objectType":"person","summary":"cat(girl) shaped object, hardware omelas kid"A cat is valued for companionship and its ability to kill vermin."\u2727 i have friends, and my purpose is to support them \u2727\u2726 i have enemies, and my purpose is to eliminate them \u2726\u2736 i have a life, and my purpose is to reach heaven by violence \u2736\u2737 nothing else matters \u2737#searchable","url":"https:\/\/mastodon.social\/@whitequark","portablecontacts_net":{"preferredUsername":"whitequark","displayName":"\u2727\u2726Catherine\u2726\u2727","note":"cat(girl) shaped object, hardware omelas kid"A cat is valued for companionship and its ability to kill vermin."\u2727 i have friends, and my purpose is to support them \u2727\u2726 i have enemies, and my purpose is to eliminate them \u2726\u2736 i have a life, and my purpose is to reach heaven by violence \u2736\u2737 nothing else matters \u2737#searchable"}},"content":"

@rygorous<\/a> @chrisvest<\/a> ARC is pretty widely used to this day, it's not (just) a weird macro someone at Intel picked for that GPU, but is used by other devices and vendors too; some examples include Thunderbolt silicon (as far as I could tell) and MEC16xx (i wrote an in-circuit programmer for that)<\/p>","generator":{"id":"tag:gnusocial.jp,2026-07-07:notice-source:ActivityPub","objectType":"application","status_net":{"source_code":"ActivityPub"}},"id":"https:\/\/mastodon.social\/users\/whitequark\/statuses\/114973488913478691","object":{"id":"https:\/\/mastodon.social\/users\/whitequark\/statuses\/114973488913478691","objectType":"note","content":"

@rygorous<\/a> @chrisvest<\/a> ARC is pretty widely used to this day, it's not (just) a weird macro someone at Intel picked for that GPU, but is used by other devices and vendors too; some examples include Thunderbolt silicon (as far as I could tell) and MEC16xx (i wrote an in-circuit programmer for that)<\/p>","url":"https:\/\/gnusocial.jp\/notice\/10702712","status_net":{"notice_id":null},"inReplyTo":{"objectType":"note","id":"https:\/\/mastodon.gamedev.place\/users\/rygorous\/statuses\/114973321405581327","url":"https:\/\/mastodon.gamedev.place\/@rygorous\/114973321405581327"}},"to":[{"objectType":"http:\/\/activitystrea.ms\/schema\/1.0\/person","id":"https:\/\/mastodon.gamedev.place\/users\/rygorous"},{"objectType":"http:\/\/activitystrea.ms\/schema\/1.0\/person","id":"https:\/\/mastodon.social\/users\/chrisvest"},{"objectType":"http:\/\/activitystrea.ms\/schema\/1.0\/collection","id":"http:\/\/activityschema.org\/collection\/public"}],"status_net":{"conversation":"tag:gnusocial.jp,2025-08-04:objectType=thread:nonce=5d1243af756a9fc9","notice_info":{"local_id":"10702712","source":"ActivityPub"}},"published":"2025-08-05T01:13:13+00:00","provider":{"objectType":"service","displayName":"GNU social JP","url":"https:\/\/gnusocial.jp\/"},"verb":"post","url":"https:\/\/gnusocial.jp\/notice\/10702712"},{"actor":{"id":"https:\/\/mastodon.social\/users\/whitequark","displayName":"\u2727\u2726Catherine\u2726\u2727","status_net":{"avatarLinks":[{"url":"https:\/\/gnusocial.jp\/avatar\/105710-original-tmp20230309163231.webp","rel":"avatar","type":"image\/webp","width":400,"height":400},{"url":"https:\/\/gnusocial.jp\/avatar\/105710-96-20230309163231.webp","rel":"avatar","type":"image\/webp","width":96,"height":96},{"url":"https:\/\/gnusocial.jp\/avatar\/105710-48-20230309163231.webp","rel":"avatar","type":"image\/webp","width":48,"height":48},{"url":"https:\/\/gnusocial.jp\/avatar\/105710-24-20230309163231.webp","rel":"avatar","type":"image\/webp","width":24,"height":24}],"profile_info":{"local_id":"105710"}},"image":{"url":"https:\/\/gnusocial.jp\/avatar\/105710-96-20230309163231.webp","rel":"avatar","type":"image\/webp","width":96,"height":96},"objectType":"person","summary":"cat(girl) shaped object, hardware omelas kid"A cat is valued for companionship and its ability to kill vermin."\u2727 i have friends, and my purpose is to support them \u2727\u2726 i have enemies, and my purpose is to eliminate them \u2726\u2736 i have a life, and my purpose is to reach heaven by violence \u2736\u2737 nothing else matters \u2737#searchable","url":"https:\/\/mastodon.social\/@whitequark","portablecontacts_net":{"preferredUsername":"whitequark","displayName":"\u2727\u2726Catherine\u2726\u2727","note":"cat(girl) shaped object, hardware omelas kid"A cat is valued for companionship and its ability to kill vermin."\u2727 i have friends, and my purpose is to support them \u2727\u2726 i have enemies, and my purpose is to eliminate them \u2726\u2736 i have a life, and my purpose is to reach heaven by violence \u2736\u2737 nothing else matters \u2737#searchable"}},"content":"

@rygorous<\/a> @chrisvest<\/a> I think Synopsys offered ARC for a while as licensable IP so it's in a lot of places where you'd want something more powerful than a 8051 especially if you want DSP<\/p>

looks like they still offer an ARC lineup but for some insane marketing reason it now includes RISC-V cores<\/p>","generator":{"id":"tag:gnusocial.jp,2026-07-07:notice-source:ActivityPub","objectType":"application","status_net":{"source_code":"ActivityPub"}},"id":"https:\/\/mastodon.social\/users\/whitequark\/statuses\/114973498663077076","object":{"id":"https:\/\/mastodon.social\/users\/whitequark\/statuses\/114973498663077076","objectType":"note","content":"

@rygorous<\/a> @chrisvest<\/a> I think Synopsys offered ARC for a while as licensable IP so it's in a lot of places where you'd want something more powerful than a 8051 especially if you want DSP<\/p>

looks like they still offer an ARC lineup but for some insane marketing reason it now includes RISC-V cores<\/p>","url":"https:\/\/mastodon.social\/@whitequark\/114973498663077076","status_net":{"notice_id":null},"inReplyTo":{"objectType":"note","id":"https:\/\/mastodon.social\/users\/whitequark\/statuses\/114973488913478691","url":"https:\/\/gnusocial.jp\/notice\/10702712"}},"to":[{"objectType":"http:\/\/activitystrea.ms\/schema\/1.0\/person","id":"https:\/\/mastodon.gamedev.place\/users\/rygorous"},{"objectType":"http:\/\/activitystrea.ms\/schema\/1.0\/person","id":"https:\/\/mastodon.social\/users\/chrisvest"},{"objectType":"http:\/\/activitystrea.ms\/schema\/1.0\/collection","id":"http:\/\/activityschema.org\/collection\/public"}],"status_net":{"conversation":"tag:gnusocial.jp,2025-08-04:objectType=thread:nonce=5d1243af756a9fc9","notice_info":{"local_id":"10702713","source":"ActivityPub"}},"published":"2025-08-05T01:13:12+00:00","provider":{"objectType":"service","displayName":"GNU social JP","url":"https:\/\/gnusocial.jp\/"},"verb":"post","url":"https:\/\/mastodon.social\/@whitequark\/114973498663077076"},{"actor":{"id":"https:\/\/mastodon.social\/users\/pervognsen","displayName":"Per Vognsen","status_net":{"avatarLinks":[{"url":"https:\/\/gnusocial.jp\/avatar\/266361-original-tmp20240621194557.webp","rel":"avatar","type":"image\/webp","width":285,"height":285},{"url":"https:\/\/gnusocial.jp\/avatar\/266361-96-20240629015719.webp","rel":"avatar","type":"image\/webp","width":96,"height":96},{"url":"https:\/\/gnusocial.jp\/avatar\/266361-48-20240705223844.webp","rel":"avatar","type":"image\/webp","width":48,"height":48},{"url":"https:\/\/gnusocial.jp\/avatar\/266361-24-20240705223844.webp","rel":"avatar","type":"image\/webp","width":24,"height":24}],"profile_info":{"local_id":"266361"}},"image":{"url":"https:\/\/gnusocial.jp\/avatar\/266361-96-20240629015719.webp","rel":"avatar","type":"image\/webp","width":96,"height":96},"objectType":"person","summary":"Performance, compilers, hardware, mathematics, computer science.I've worked in or adjacent to the video game industry for most of my career.","url":"https:\/\/mastodon.social\/@pervognsen","portablecontacts_net":{"preferredUsername":"pervognsen","displayName":"Per Vognsen","note":"Performance, compilers, hardware, mathematics, computer science.I've worked in or adjacent to the video game industry for most of my career."}},"content":"

@whitequark<\/a> I think it disappeared when we all deleted our Twitter accounts but there I remember a thread with me and @rygorous<\/a> with \"Imagine having 'Did bring-up for OpenVMS on Kittson [the last gen of Itanium] on your resume\" after we saw a particularly cursed thing.<\/p>","generator":{"id":"tag:gnusocial.jp,2026-07-07:notice-source:ActivityPub","objectType":"application","status_net":{"source_code":"ActivityPub"}},"id":"https:\/\/mastodon.social\/users\/pervognsen\/statuses\/114973092846921861","object":{"id":"https:\/\/mastodon.social\/users\/pervognsen\/statuses\/114973092846921861","objectType":"note","content":"

@whitequark<\/a> I think it disappeared when we all deleted our Twitter accounts but there I remember a thread with me and @rygorous<\/a> with \"Imagine having 'Did bring-up for OpenVMS on Kittson [the last gen of Itanium] on your resume\" after we saw a particularly cursed thing.<\/p>","url":"https:\/\/mastodon.social\/@pervognsen\/114973092846921861","status_net":{"notice_id":null},"inReplyTo":{"objectType":"note","id":"https:\/\/mastodon.social\/users\/whitequark\/statuses\/114972911558219649","url":"https:\/\/mastodon.social\/@whitequark\/114972911558219649"}},"to":[{"objectType":"http:\/\/activitystrea.ms\/schema\/1.0\/person","id":"https:\/\/mastodon.gamedev.place\/users\/rygorous"},{"objectType":"http:\/\/activitystrea.ms\/schema\/1.0\/person","id":"https:\/\/mastodon.social\/users\/whitequark"},{"objectType":"http:\/\/activitystrea.ms\/schema\/1.0\/collection","id":"http:\/\/activityschema.org\/collection\/public"}],"status_net":{"conversation":"tag:gnusocial.jp,2025-08-04:objectType=thread:nonce=5d1243af756a9fc9","notice_info":{"local_id":"10701995","source":"ActivityPub"}},"published":"2025-08-04T23:29:36+00:00","provider":{"objectType":"service","displayName":"GNU social JP","url":"https:\/\/gnusocial.jp\/"},"verb":"post","url":"https:\/\/mastodon.social\/@pervognsen\/114973092846921861"},{"actor":{"id":"https:\/\/mastodon.social\/users\/chrisvest","displayName":"Chris","status_net":{"avatarLinks":[{"url":"https:\/\/gnusocial.jp\/avatar\/296009-original-tmp20241115022713.webp","rel":"avatar","type":"image\/webp","width":400,"height":400},{"url":"https:\/\/gnusocial.jp\/avatar\/296009-96-20241115055302.webp","rel":"avatar","type":"image\/webp","width":96,"height":96},{"url":"https:\/\/gnusocial.jp\/avatar\/296009-48-20241115055302.webp","rel":"avatar","type":"image\/webp","width":48,"height":48},{"url":"https:\/\/gnusocial.jp\/avatar\/296009-24-20241115055302.webp","rel":"avatar","type":"image\/webp","width":24,"height":24}],"profile_info":{"local_id":"296009"}},"image":{"url":"https:\/\/gnusocial.jp\/avatar\/296009-96-20241115055302.webp","rel":"avatar","type":"image\/webp","width":96,"height":96},"objectType":"person","summary":"Computer at lifestyle company in Cupertino.So much #netty, #java, #database, and #tlsconfig: searchable","url":"https:\/\/mastodon.social\/@chrisvest","portablecontacts_net":{"preferredUsername":"chrisvest","displayName":"Chris","note":"Computer at lifestyle company in Cupertino.So much #netty, #java, #database, and #tlsconfig: searchable"}},"content":"

@whitequark<\/a> It's in Meteor Lake: https:\/\/chipsandcheese.com\/p\/intel-meteor-lakes-npu<\/a><\/p>","generator":{"id":"tag:gnusocial.jp,2026-07-07:notice-source:ActivityPub","objectType":"application","status_net":{"source_code":"ActivityPub"}},"id":"https:\/\/mastodon.social\/users\/chrisvest\/statuses\/114972954003701554","object":{"id":"https:\/\/mastodon.social\/users\/chrisvest\/statuses\/114972954003701554","objectType":"note","content":"

@whitequark<\/a> It's in Meteor Lake: https:\/\/chipsandcheese.com\/p\/intel-meteor-lakes-npu<\/a><\/p>","url":"https:\/\/mastodon.social\/@chrisvest\/114972954003701554","status_net":{"notice_id":null},"inReplyTo":{"objectType":"note","id":"https:\/\/mastodon.social\/users\/whitequark\/statuses\/114972950825410194","url":"https:\/\/mastodon.social\/@whitequark\/114972950825410194"}},"to":[{"objectType":"http:\/\/activitystrea.ms\/schema\/1.0\/person","id":"https:\/\/mastodon.social\/users\/whitequark"},{"objectType":"http:\/\/activitystrea.ms\/schema\/1.0\/collection","id":"http:\/\/activityschema.org\/collection\/public"}],"status_net":{"conversation":"tag:gnusocial.jp,2025-08-04:objectType=thread:nonce=5d1243af756a9fc9","notice_info":{"local_id":"10701702","source":"ActivityPub"}},"published":"2025-08-04T22:54:37+00:00","provider":{"objectType":"service","displayName":"GNU social JP","url":"https:\/\/gnusocial.jp\/"},"verb":"post","url":"https:\/\/mastodon.social\/@chrisvest\/114972954003701554"},{"actor":{"id":"https:\/\/mastodon.social\/users\/whitequark","displayName":"\u2727\u2726Catherine\u2726\u2727","status_net":{"avatarLinks":[{"url":"https:\/\/gnusocial.jp\/avatar\/105710-original-tmp20230309163231.webp","rel":"avatar","type":"image\/webp","width":400,"height":400},{"url":"https:\/\/gnusocial.jp\/avatar\/105710-96-20230309163231.webp","rel":"avatar","type":"image\/webp","width":96,"height":96},{"url":"https:\/\/gnusocial.jp\/avatar\/105710-48-20230309163231.webp","rel":"avatar","type":"image\/webp","width":48,"height":48},{"url":"https:\/\/gnusocial.jp\/avatar\/105710-24-20230309163231.webp","rel":"avatar","type":"image\/webp","width":24,"height":24}],"profile_info":{"local_id":"105710"}},"image":{"url":"https:\/\/gnusocial.jp\/avatar\/105710-96-20230309163231.webp","rel":"avatar","type":"image\/webp","width":96,"height":96},"objectType":"person","summary":"cat(girl) shaped object, hardware omelas kid"A cat is valued for companionship and its ability to kill vermin."\u2727 i have friends, and my purpose is to support them \u2727\u2726 i have enemies, and my purpose is to eliminate them \u2726\u2736 i have a life, and my purpose is to reach heaven by violence \u2736\u2737 nothing else matters \u2737#searchable","url":"https:\/\/mastodon.social\/@whitequark","portablecontacts_net":{"preferredUsername":"whitequark","displayName":"\u2727\u2726Catherine\u2726\u2727","note":"cat(girl) shaped object, hardware omelas kid"A cat is valued for companionship and its ability to kill vermin."\u2727 i have friends, and my purpose is to support them \u2727\u2726 i have enemies, and my purpose is to eliminate them \u2726\u2736 i have a life, and my purpose is to reach heaven by violence \u2736\u2737 nothing else matters \u2737#searchable"}},"content":"

@chrisvest<\/a> which one? I vaguely recall<\/p>","generator":{"id":"tag:gnusocial.jp,2026-07-07:notice-source:ActivityPub","objectType":"application","status_net":{"source_code":"ActivityPub"}},"id":"https:\/\/mastodon.social\/users\/whitequark\/statuses\/114972950825410194","object":{"id":"https:\/\/mastodon.social\/users\/whitequark\/statuses\/114972950825410194","objectType":"note","content":"

@chrisvest<\/a> which one? I vaguely recall<\/p>","url":"https:\/\/mastodon.social\/@whitequark\/114972950825410194","status_net":{"notice_id":null},"inReplyTo":{"objectType":"note","id":"https:\/\/mastodon.social\/users\/chrisvest\/statuses\/114972935698261302","url":"https:\/\/mastodon.social\/@chrisvest\/114972935698261302"}},"to":[{"objectType":"http:\/\/activitystrea.ms\/schema\/1.0\/person","id":"https:\/\/mastodon.social\/users\/chrisvest"},{"objectType":"http:\/\/activitystrea.ms\/schema\/1.0\/collection","id":"http:\/\/activityschema.org\/collection\/public"}],"status_net":{"conversation":"tag:gnusocial.jp,2025-08-04:objectType=thread:nonce=5d1243af756a9fc9","notice_info":{"local_id":"10701696","source":"ActivityPub"}},"published":"2025-08-04T22:54:04+00:00","provider":{"objectType":"service","displayName":"GNU social JP","url":"https:\/\/gnusocial.jp\/"},"verb":"post","url":"https:\/\/mastodon.social\/@whitequark\/114972950825410194"},{"actor":{"id":"https:\/\/mastodon.social\/users\/chrisvest","displayName":"Chris","status_net":{"avatarLinks":[{"url":"https:\/\/gnusocial.jp\/avatar\/296009-original-tmp20241115022713.webp","rel":"avatar","type":"image\/webp","width":400,"height":400},{"url":"https:\/\/gnusocial.jp\/avatar\/296009-96-20241115055302.webp","rel":"avatar","type":"image\/webp","width":96,"height":96},{"url":"https:\/\/gnusocial.jp\/avatar\/296009-48-20241115055302.webp","rel":"avatar","type":"image\/webp","width":48,"height":48},{"url":"https:\/\/gnusocial.jp\/avatar\/296009-24-20241115055302.webp","rel":"avatar","type":"image\/webp","width":24,"height":24}],"profile_info":{"local_id":"296009"}},"image":{"url":"https:\/\/gnusocial.jp\/avatar\/296009-96-20241115055302.webp","rel":"avatar","type":"image\/webp","width":96,"height":96},"objectType":"person","summary":"Computer at lifestyle company in Cupertino.So much #netty, #java, #database, and #tlsconfig: searchable","url":"https:\/\/mastodon.social\/@chrisvest","portablecontacts_net":{"preferredUsername":"chrisvest","displayName":"Chris","note":"Computer at lifestyle company in Cupertino.So much #netty, #java, #database, and #tlsconfig: searchable"}},"content":"

@whitequark<\/a> can't decide if this is better or worse than the Intel NPU that's just an array of SPARC processors.<\/p>","generator":{"id":"tag:gnusocial.jp,2026-07-07:notice-source:ActivityPub","objectType":"application","status_net":{"source_code":"ActivityPub"}},"id":"https:\/\/mastodon.social\/users\/chrisvest\/statuses\/114972935698261302","object":{"id":"https:\/\/mastodon.social\/users\/chrisvest\/statuses\/114972935698261302","objectType":"note","content":"

@whitequark<\/a> can't decide if this is better or worse than the Intel NPU that's just an array of SPARC processors.<\/p>","url":"https:\/\/mastodon.social\/@chrisvest\/114972935698261302","status_net":{"notice_id":null},"inReplyTo":{"objectType":"note","id":"https:\/\/mastodon.social\/users\/whitequark\/statuses\/114972911558219649","url":"https:\/\/mastodon.social\/@whitequark\/114972911558219649"}},"to":[{"objectType":"http:\/\/activitystrea.ms\/schema\/1.0\/person","id":"https:\/\/mastodon.social\/users\/whitequark"},{"objectType":"http:\/\/activitystrea.ms\/schema\/1.0\/collection","id":"http:\/\/activityschema.org\/collection\/public"}],"status_net":{"conversation":"tag:gnusocial.jp,2025-08-04:objectType=thread:nonce=5d1243af756a9fc9","notice_info":{"local_id":"10701666","source":"ActivityPub"}},"published":"2025-08-04T22:50:01+00:00","provider":{"objectType":"service","displayName":"GNU social JP","url":"https:\/\/gnusocial.jp\/"},"verb":"post","url":"https:\/\/mastodon.social\/@chrisvest\/114972935698261302"},{"actor":{"id":"https:\/\/mastodon.social\/users\/whitequark","displayName":"\u2727\u2726Catherine\u2726\u2727","status_net":{"avatarLinks":[{"url":"https:\/\/gnusocial.jp\/avatar\/105710-original-tmp20230309163231.webp","rel":"avatar","type":"image\/webp","width":400,"height":400},{"url":"https:\/\/gnusocial.jp\/avatar\/105710-96-20230309163231.webp","rel":"avatar","type":"image\/webp","width":96,"height":96},{"url":"https:\/\/gnusocial.jp\/avatar\/105710-48-20230309163231.webp","rel":"avatar","type":"image\/webp","width":48,"height":48},{"url":"https:\/\/gnusocial.jp\/avatar\/105710-24-20230309163231.webp","rel":"avatar","type":"image\/webp","width":24,"height":24}],"profile_info":{"local_id":"105710"}},"image":{"url":"https:\/\/gnusocial.jp\/avatar\/105710-96-20230309163231.webp","rel":"avatar","type":"image\/webp","width":96,"height":96},"objectType":"person","summary":"cat(girl) shaped object, hardware omelas kid"A cat is valued for companionship and its ability to kill vermin."\u2727 i have friends, and my purpose is to support them \u2727\u2726 i have enemies, and my purpose is to eliminate them \u2726\u2736 i have a life, and my purpose is to reach heaven by violence \u2736\u2737 nothing else matters \u2737#searchable","url":"https:\/\/mastodon.social\/@whitequark","portablecontacts_net":{"preferredUsername":"whitequark","displayName":"\u2727\u2726Catherine\u2726\u2727","note":"cat(girl) shaped object, hardware omelas kid"A cat is valued for companionship and its ability to kill vermin."\u2727 i have friends, and my purpose is to support them \u2727\u2726 i have enemies, and my purpose is to eliminate them \u2726\u2736 i have a life, and my purpose is to reach heaven by violence \u2736\u2737 nothing else matters \u2737#searchable"}},"content":"

OH: \"itanium larrabee\"<\/p>","generator":{"id":"tag:gnusocial.jp,2026-07-07:notice-source:ActivityPub","objectType":"application","status_net":{"source_code":"ActivityPub"}},"id":"https:\/\/mastodon.social\/users\/whitequark\/statuses\/114972911558219649","object":{"id":"https:\/\/mastodon.social\/users\/whitequark\/statuses\/114972911558219649","objectType":"note","content":"

OH: \"itanium larrabee\"<\/p>","url":"https:\/\/mastodon.social\/@whitequark\/114972911558219649","status_net":{"notice_id":null}},"to":[{"objectType":"http:\/\/activitystrea.ms\/schema\/1.0\/collection","id":"http:\/\/activityschema.org\/collection\/public"}],"status_net":{"conversation":"tag:gnusocial.jp,2025-08-04:objectType=thread:nonce=5d1243af756a9fc9","notice_info":{"local_id":"10701613","source":"ActivityPub"}},"published":"2025-08-04T22:43:27+00:00","provider":{"objectType":"service","displayName":"GNU social JP","url":"https:\/\/gnusocial.jp\/"},"verb":"post","url":"https:\/\/mastodon.social\/@whitequark\/114972911558219649"}],"links":[{"url":"https:\/\/gnusocial.jp\/conversation\/5452783","rel":"alternate","type":"text\/html"}]}