{ "guild": { "id": "1361349522684510449", "name": "wafer.space Community", "iconUrl": "2025-11_media/fb143eaa45770cbb40493d09b625e98b-09FD1.png" }, "channel": { "id": "1442175445356253216", "type": "GuildPublicThread", "categoryId": "1409664261952639098", "category": "tinytapeout", "name": "tinyQV LVS errors", "topic": null }, "dateRange": { "after": "2025-10-31T23:59:59.999+00:00", "before": "2025-12-01T00:00:00+00:00" }, "exportedAt": "2026-07-08T17:53:01.8820167+00:00", "messages": [ { "id": "1442223378936103002", "type": "21", "timestamp": "2025-11-23T18:40:48.753+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "", "author": { "id": "738396032295108721", "name": "bailey8889", "discriminator": "0000", "nickname": "bailey", "color": null, "isBot": false, "roles": [], "avatarUrl": "2025-11_media/0-EB806.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [ { "id": "691780627338625077", "name": "rebelmike", "discriminator": "0000", "nickname": "RebelMike", "color": null, "isBot": false, "roles": [], "avatarUrl": "2025-11_media/49aaff687e56f04e7bbdedf0077bab75-7DDB4.png" } ], "reference": { "messageId": "1442175445356253216", "channelId": "1409664261952639098", "guildId": "1361349522684510449" }, "inlineEmojis": [] }, { "id": "1442223382702592301", "type": "Default", "timestamp": "2025-11-23T18:40:49.651+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "@RebelMike For some reason, netgen is thinking that flattening these cells will make a better match\n```\nFlattening instances of gf180mcu_fd_sc_mcu7t5v0__mux2_2 in cell tt_um_MichaelBell_tinyQV (0) makes a better match\nFlattening instances of gf180mcu_fd_sc_mcu7t5v0__mux2_2 in cell tt_um_MichaelBell_tinyQV (1) makes a better match\nFlattening instances of gf180mcu_fd_sc_mcu7t5v0__aoi21_4 in cell tt_um_MichaelBell_tinyQV (0) makes a better match\nFlattening instances of gf180mcu_fd_sc_mcu7t5v0__aoi21_4 in cell tt_um_MichaelBell_tinyQV (1) makes a better match\nFlattening instances of gf180mcu_fd_sc_mcu7t5v0__nand2_1 in cell tt_um_MichaelBell_tinyQV (0) makes a better match\nFlattening instances of gf180mcu_fd_sc_mcu7t5v0__nand2_1 in cell tt_um_MichaelBell_tinyQV (1) makes a better match\nFlattening instances of gf180mcu_fd_sc_mcu7t5v0__nand2_4 in cell tt_um_MichaelBell_tinyQV (0) makes a better match\nFlattening instances of gf180mcu_fd_sc_mcu7t5v0__nand2_4 in cell tt_um_MichaelBell_tinyQV (1) makes a better match\nFlattening instances of gf180mcu_fd_sc_mcu7t5v0__oai21_2 in cell tt_um_MichaelBell_tinyQV (0) makes a better match\nFlattening instances of gf180mcu_fd_sc_mcu7t5v0__oai21_2 in cell tt_um_MichaelBell_tinyQV (1) makes a better match\nFlattening instances of gf180mcu_fd_sc_mcu7t5v0__oai21_4 in cell tt_um_MichaelBell_tinyQV (0) makes a better match\nFlattening instances of gf180mcu_fd_sc_mcu7t5v0__oai21_4 in cell tt_um_MichaelBell_tinyQV (1) makes a better match\n```", "author": { "id": "738396032295108721", "name": "bailey8889", "discriminator": "0000", "nickname": "bailey", "color": null, "isBot": false, "roles": [], "avatarUrl": "2025-11_media/0-EB806.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [ { "id": "691780627338625077", "name": "rebelmike", "discriminator": "0000", "nickname": "RebelMike", "color": null, "isBot": false, "roles": [], "avatarUrl": "2025-11_media/49aaff687e56f04e7bbdedf0077bab75-7DDB4.png" } ], "inlineEmojis": [] }, { "id": "1442223727202013268", "type": "Default", "timestamp": "2025-11-23T18:42:11.786+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "However, flattening the abstract lef views that don't contain any devices causes a device mismatch.\n```\ngf180mcu_fd_sc_mcu7t5v0__and3_4 (1) |gf180mcu_fd_sc_mcu7t5v0__and3_4 (1)\n(no matching element) |nfet_06v0 (12656->10959)\n(no matching element) |pfet_06v0 (12656->10745)\nNumber of devices: 17150 **Mismatch** |Number of devices: 38854 **Mismatch**\nNumber of nets: 20323 **Mismatch** |Number of nets: 28705 **Mismatch** \n```", "author": { "id": "738396032295108721", "name": "bailey8889", "discriminator": "0000", "nickname": "bailey", "color": null, "isBot": false, "roles": [], "avatarUrl": "2025-11_media/0-EB806.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [], "inlineEmojis": [] }, { "id": "1442224000649396441", "type": "Default", "timestamp": "2025-11-23T18:43:16.981+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "As to why netgen wants to flatten those cells, there may be a clue in `62-magic-spiceextraction/magic-spiceextraction.log`\n```\nWarning: use i_peripherals.i_user_peri06.cordic_module.iter_stage.z\\[0\\]_gf180mcu_fd_sc_mcu7t5v0__dffq_1_Q_D_gf180mcu_fd_sc_mcu7t5v0__clkinv_1_ZN_I_gf180mcu_fd_sc_mcu7t5v0__oai211_1_ZN_B_gf180mcu_fd_sc_mcu7t5v0__oai221_1_ZN_A1_gf180mcu_fd_sc_mcu7t5v0__aoi21_1_ZN_A2_gf180mcu_fd_sc_mcu7t5v0__mux2_2_Z_I0_gf180mcu_fd_sc_mcu7t5v0__mux2_2_Z_I0_gf180mcu_fd_sc_mcu7t5v0__mux2_2_Z_I1_gf180mcu_fd_sc_mcu7t5v0__mux2_2_I0_Z_gf180mcu_fd_sc_mcu7t5v0__nand2_1_A2_ZN_gf180mcu_fd_sc_mcu7t5v0__oai21_1_B_ZN_gf180mcu_fd_sc_mcu7t5v0__mux2_2_I appears more than once in def!\nWarning: use i_peripherals.i_user_peri06.cordic_module.iter_stage.z\\[0\\]_gf180mcu_fd_sc_mcu7t5v0__dffq_1_Q_D_gf180mcu_fd_sc_mcu7t5v0__clkinv_1_ZN_I_gf180mcu_fd_sc_mcu7t5v0__oai211_1_ZN_B_gf180mcu_fd_sc_mcu7t5v0__oai221_1_ZN_A1_gf180mcu_fd_sc_mcu7t5v0__aoi21_1_ZN_A2_gf180mcu_fd_sc_mcu7t5v0__mux2_2_Z_I1_gf180mcu_fd_sc_mcu7t5v0__mux2_2_Z_I1_gf180mcu_fd_sc_mcu7t5v0__mux2_2_Z_I1_gf180mcu_fd_sc_mcu7t5v0__mux2_2_I0_Z_gf180mcu_fd_sc_mcu7t5v0__nand2_1_A2_ZN_gf180mcu_fd_sc_mcu7t5v0__oai21_1_B_ZN_gf180mcu_fd_sc_mcu7t5v0__oai21_1_ appears more than once in def!\n...\n```", "author": { "id": "738396032295108721", "name": "bailey8889", "discriminator": "0000", "nickname": "bailey", "color": null, "isBot": false, "roles": [], "avatarUrl": "2025-11_media/0-EB806.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [], "inlineEmojis": [] }, { "id": "1442224252689317939", "type": "Default", "timestamp": "2025-11-23T18:44:17.072+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "I don't know why yosys is generating such long instance names, but that is what I'd suggest someone looking into.", "author": { "id": "738396032295108721", "name": "bailey8889", "discriminator": "0000", "nickname": "bailey", "color": null, "isBot": false, "roles": [], "avatarUrl": "2025-11_media/0-EB806.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [], "inlineEmojis": [] }, { "id": "1442229947535069204", "type": "ChannelNameChange", "timestamp": "2025-11-23T19:06:54.829+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "Changed the channel name: tinyQV LVS errors", "author": { "id": "738396032295108721", "name": "bailey8889", "discriminator": "0000", "nickname": "bailey", "color": null, "isBot": false, "roles": [], "avatarUrl": "2025-11_media/0-EB806.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [], "inlineEmojis": [] }, { "id": "1442232515250098196", "type": "Default", "timestamp": "2025-11-23T19:17:07.02+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "Actually, I think magic is truncating the def instance names at around 511 bytes. @Tim Edwards", "author": { "id": "738396032295108721", "name": "bailey8889", "discriminator": "0000", "nickname": "bailey", "color": null, "isBot": false, "roles": [], "avatarUrl": "2025-11_media/0-EB806.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [ { "id": "1365118310701600900", "name": "rtimothyedwards_19428", "discriminator": "0000", "nickname": "Tim Edwards", "color": null, "isBot": false, "roles": [], "avatarUrl": "2025-11_media/6bcc8e61db497b620550682309ace5d5-D89B4.png" } ], "inlineEmojis": [] }, { "id": "1442233741014728825", "type": "Default", "timestamp": "2025-11-23T19:21:59.265+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "I found this in the magic repo that looks suspicious.\n```\n./lef/defRead.c: char usename[512];\n```", "author": { "id": "738396032295108721", "name": "bailey8889", "discriminator": "0000", "nickname": "bailey", "color": null, "isBot": false, "roles": [], "avatarUrl": "2025-11_media/0-EB806.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [], "inlineEmojis": [] }, { "id": "1442250971303379065", "type": "Default", "timestamp": "2025-11-23T20:30:27.286+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "Looks like there's already a PR to fix this.", "author": { "id": "738396032295108721", "name": "bailey8889", "discriminator": "0000", "nickname": "bailey", "color": null, "isBot": false, "roles": [], "avatarUrl": "2025-11_media/0-EB806.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [ { "emoji": { "id": "", "name": "\uD83D\uDC4D", "code": "thumbsup", "isAnimated": false, "imageUrl": "2025-11_media/1f44d-27259.svg" }, "count": 1, "users": [ { "id": "732347216412278825", "name": "urish", "discriminator": "0000", "nickname": "urish", "color": null, "isBot": false, "avatarUrl": "2025-11_media/2b6c3aac0ae09fc8a72a4b2e17d7f9c9-39032.png" } ] } ], "mentions": [], "inlineEmojis": [] }, { "id": "1442275775813517473", "type": "Default", "timestamp": "2025-11-23T22:09:01.142+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "And I just merged the PR. It will be available on github in about 10 hours, or you can get the update now from opencircuitdesign.com.", "author": { "id": "1365118310701600900", "name": "rtimothyedwards_19428", "discriminator": "0000", "nickname": "Tim Edwards", "color": null, "isBot": false, "roles": [], "avatarUrl": "2025-11_media/6bcc8e61db497b620550682309ace5d5-D89B4.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [ { "emoji": { "id": "", "name": "\uD83D\uDC4F", "code": "clap", "isAnimated": false, "imageUrl": "2025-11_media/1f44f-3D381.svg" }, "count": 2, "users": [ { "id": "691780627338625077", "name": "rebelmike", "discriminator": "0000", "nickname": "RebelMike", "color": null, "isBot": false, "avatarUrl": "2025-11_media/49aaff687e56f04e7bbdedf0077bab75-7DDB4.png" }, { "id": "738396032295108721", "name": "bailey8889", "discriminator": "0000", "nickname": "bailey", "color": null, "isBot": false, "avatarUrl": "2025-11_media/0-EB806.png" } ] } ], "mentions": [], "inlineEmojis": [] } ], "messageCount": 10 }