1039 lines
22 KiB
Plaintext
1039 lines
22 KiB
Plaintext
#import "@preview/cetz:0.2.2": canvas, draw, coordinate, vector
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#set text(font: "Source Sans Pro")
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#set page(flipped: true)
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#let diag-colors = (
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orange: rgb(245, 180, 147),
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yellow: rgb(250, 225, 127),
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green: rgb(127, 200, 172),
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pink: rgb(236, 127, 178),
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purple: rgb(189, 151, 255)
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)
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#let lpad(s, len) = {
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let res = "0" * len + s
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return res.slice(-len)
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}
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#let opposite-anchor(anchor) = {
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return (
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north: "south",
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east: "west",
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south: "north",
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west: "east",
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north-west: "south-east",
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north-east: "south-west",
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south-east: "north-west",
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south-west: "north-east"
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).at(anchor)
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}
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#let diag-port-stub(port-id, side, name: none, vertical: false, length: 1em) = {
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let offset = (
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north: (0, length),
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east: (length, 0),
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south: (0, -length),
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west: (-length, 0)
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).at(side)
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draw.line(
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port-id,
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(rel: offset, to: port-id)
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)
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if name != none {
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let text-anchor = if vertical {
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(
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"north": "west",
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"south": "east",
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"west": "south",
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"east": "north"
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).at(side)
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} else { opposite-anchor(side) }
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draw.content(
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anchor: text-anchor,
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padding: 0.2em,
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angle: if vertical {90deg} else {0deg},
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(rel: offset, to: port-id),
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name
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)
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}
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}
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#let diag-port(
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elmt-id,
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side,
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port,
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pos,
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prev: none,
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next: none,
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debug: false
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) = {
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let name = port.at("name", default: "")
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let name-rotate = port.at("vertical", default: false)
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if (port.at("clock", default: false)) {
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if prev == none or next == none {
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panic("Clock port must have previous and next positions")
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}
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let offset
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if (side == "north") {
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offset = (0, -1em)
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} else if (side == "east") {
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offset = (-1em, 0)
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} else if (side == "south") {
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offset = (0, 1em)
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} else if (side == "west") {
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offset = (1em, 0)
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}
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let pos1 = (rel: offset, to: pos)
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// TODO: use context or vectors to have the height relative to the width
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draw.line(
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prev, pos1, next
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)
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}
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draw.content(
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pos,
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anchor: if name-rotate {
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(
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"north": "east",
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"south": "west",
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"west": "north",
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"east": "south"
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).at(side)
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} else {side},
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padding: 2pt,
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angle: if name-rotate {90deg} else {0deg},
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name
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)
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if debug {
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draw.circle(
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pos,
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name: elmt-id + "-port-" + port.at("id"),
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radius: .1,
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stroke: none,
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fill: red
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)
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} else {
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draw.hide(draw.circle(
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pos,
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radius: 0,
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stroke: none,
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name: elmt-id + "-port-" + port.at("id")
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))
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}
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}
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#let diag-ports(
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elmt-id,
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tl, tr, br, bl,
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ports,
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ports-margins,
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debug: false
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) = {
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let sides = (
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"north": (tl, tr),
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"east": (tr, br),
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"south": (bl, br),
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"west": (tl, bl)
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)
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for (side, props) in sides {
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let side-ports = ports.at(side, default: ())
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for (i, port) in side-ports.enumerate() {
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let pct = (i + 1) * 100% / (side-ports.len() + 1)
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let pt0 = props.at(0)
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let pt1 = props.at(1)
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if side in ports-margins {
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let (a, b) = (pt0, pt1)
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let margins = ports-margins.at(side)
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a = (pt0, margins.at(0), pt1)
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b = (pt0, 100% - margins.at(1), pt1)
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pt0 = a
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pt1 = b
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}
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let pos = (pt0, pct, pt1)
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let pct-prev = (i + 0.5) * 100% / (side-ports.len() + 1)
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let pct-next = (i + 1.5) * 100% / (side-ports.len() + 1)
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let pos-prev = (pt0, pct-prev, pt1)
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let pos-next = (pt0, pct-next, pt1)
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diag-port(
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elmt-id,
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side,
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port,
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pos,
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prev: pos-prev,
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next: pos-next,
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debug: debug
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)
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/*
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let name = port.at("name", default: "")
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let name-rotate = port.at("vertical", default: false)
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if (port.at("clock", default: false)) {
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let pct-prev = (i + 0.5) * 100% / (side-ports.len() + 1)
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let pct-next = (i + 1.5) * 100% / (side-ports.len() + 1)
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let pos0 = (pt0, pct-prev, pt1)
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let offset
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if (side == "north") {
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offset = (0, -1em)
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} else if (side == "east") {
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offset = (-1em, 0)
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} else if (side == "south") {
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offset = (0, 1em)
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} else if (side == "west") {
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offset = (1em, 0)
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}
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let pos1 = (rel: offset, to: pos)
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let pos2 = (pt0, pct-next, pt1)
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// TODO: use context or vectors to have the height relative to the width
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draw.line(
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pos0, pos1, pos2
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)
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}
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draw.content(
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pos,
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anchor: if name-rotate {
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(
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"north": "east",
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"south": "west",
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"west": "north",
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"east": "south"
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).at(side)
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} else {side},
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padding: 2pt,
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angle: if name-rotate {90deg} else {0deg},
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name
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)
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if debug {
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draw.circle(
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pos,
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name: elmt-id + "-port-" + port.at("id"),
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radius: .1,
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stroke: none,
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fill: red
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)
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} else {
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draw.hide(draw.circle(
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pos,
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radius: 0,
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stroke: none,
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name: elmt-id + "-port-" + port.at("id")
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))
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}*/
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}
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}
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}
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#let diag-find-port(ports, id) = {
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for (side, side-ports) in ports {
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for (i, port) in side-ports.enumerate() {
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if port.id == id {
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return (side, i)
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}
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}
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}
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panic("Could not find port with id " + str(id))
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}
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#let diag-elmt(
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appearance: "rect",
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x: none,
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y: none,
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w: none,
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h: none,
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name: none,
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name-pos: "center",
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ports: (),
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ports-margins: (),
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fill: none,
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stroke: black + 1pt,
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id: "",
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debug: (
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grid: false,
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ports: false
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)
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) = draw.get-ctx(ctx => {
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let width = w
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let height = h
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let y = y
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if x == none { panic("Parameter x must be set") }
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if y == none { panic("Parameter y must be set") }
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if w == none { panic("Parameter w must be set") }
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if h == none { panic("Parameter h must be set") }
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if (type(y) == dictionary) {
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let from = y.from
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let to = y.to
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let (to-side, i) = diag-find-port(ports, to)
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let margins = (0%, 0%)
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if to-side in ports-margins {
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margins = ports-margins.at(to-side)
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}
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let used-pct = 100% - margins.at(0) - margins.at(1)
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let used-height = height * used-pct / 100%
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let top-margin = height * margins.at(0) / 100%
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let dy = used-height * (i + 1) / (ports.at(to-side).len() + 1)
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if appearance == "alu" {
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top-margin = 0
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if to == "in1" {
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dy = height * 0.225
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} else if to == "in2" {
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dy = height * 0.775
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}
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}
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let (ctx, from-pos) = coordinate.resolve(ctx, from)
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y = from-pos.at(1) + dy - height + top-margin
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}
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let tl = (x, y + height)
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let tr = (x + width, y + height)
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let br = (x + width, y)
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let bl = (x, y)
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if appearance == "rect" {
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draw.rect(
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radius: 0.5em,
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inset: 0.5em,
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fill: fill,
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stroke: stroke,
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name: id,
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bl, tr
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)
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} else if appearance == "multiplexer" {
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let tr2 = (tr, 20%, br)
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let br2 = (tr, 80%, br)
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draw.group(name: id, {
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draw.merge-path(
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inset: 0.5em,
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fill: fill,
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stroke: stroke,
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close: true,
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draw.line(tl, tr2, br2, bl)
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)
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draw.anchor("north", (tl, 50%, tr2))
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draw.anchor("south", (bl, 50%, br2))
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draw.anchor("west", (tl, 50%, bl))
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draw.anchor("east", (tr2, 50%, br2))
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})
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} else if appearance == "extender" {
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tl = (x, y + height * 0.75)
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let tr2 = (x + width, y + height * 0.75)
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let br = (x + width, y)
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(tr, tr2) = (tr2, tr)
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draw.group(name: id, {
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draw.merge-path(
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inset: 0.5em,
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fill: fill,
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stroke: stroke,
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close: true,
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draw.line(tl, tr2, br, bl)
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)
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draw.anchor("north", (tl, 50%, tr2))
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draw.anchor("south", (bl, 50%, br))
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draw.anchor("west", (tl, 50%, bl))
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draw.anchor("east", (tr2, 50%, br))
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})
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} else if appearance == "alu" {
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let p0 = tl
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let p1 = (tr, 10%, br)
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let p2 = (tr, 90%, br)
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let p3 = bl
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let p4 = (tl, 55%, bl)
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let p5 = (tl, 50%, br)
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let p6 = (tl, 45%, bl)
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draw.group(name: id, {
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draw.merge-path(
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inset: 0.5em,
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fill: fill,
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stroke: stroke,
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close: true,
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draw.line(p0, p1, p2, p3, p4, p5, p6)
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)
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draw.anchor("north", (p0, 50%, p1))
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draw.anchor("south", (p2, 50%, p3))
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draw.anchor("west", (p0, 50%, p3))
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draw.anchor("east", (p1, 50%, p2))
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})
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diag-port(id, "west", (id: "in1"), (p0, 50%, p6))
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diag-port(id, "west", (id: "in2"), (p3, 50%, p4))
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diag-port(id, "east", (id: "out"), (p1, 50%, p2))
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}
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/*draw.for-each-anchor(id, (name) => {
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draw.circle(id + "." + name, radius: .1, fill: red)
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})*/
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if (name != none) {
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let block-anchor = "center"
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let name-anchor = "center"
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if (name-pos == "top") {
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block-anchor = "north"
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name-anchor = "north"
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} else if (name-pos == "bottom") {
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block-anchor = "south"
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name-anchor = "south"
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} else if (name-pos == "left") {
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block-anchor = "west"
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name-anchor = "west"
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} else if (name-pos == "right") {
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block-anchor = "east"
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name-anchor = "east"
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}
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draw.content(
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(name: id, anchor: block-anchor),
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anchor: name-anchor,
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padding: 0.5em,
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align(center)[*#name*]
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)
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}
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if appearance != "alu" {
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diag-ports(
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id,
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tl, tr, br, bl,
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ports,
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ports-margins,
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debug: debug.ports
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)
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}
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})
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#let diag-block(
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x: none,
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y: none,
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w: none,
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h: none,
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name: none,
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name-pos: "center",
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ports: (),
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ports-margins: (),
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fill: none,
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stroke: black + 1pt,
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id: "",
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debug: (
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grid: false,
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ports: false
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)
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) = diag-elmt(
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appearance: "rect",
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x: x,
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y: y,
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w: w,
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h: h,
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name: name,
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name-pos: name-pos,
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ports: ports,
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ports-margins: ports-margins,
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fill: fill,
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stroke: stroke,
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id: id,
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debug: debug
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)
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#let diag-multiplexer(
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x: none,
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y: none,
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w: none,
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h: none,
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name: none,
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name-pos: "center",
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entries: 2,
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fill: none,
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stroke: black + 1pt,
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id: "",
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debug: (
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grid: false,
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ports: false
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)
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) = {
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let ports = ()
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if (type(entries) == int) {
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let nbits = calc.ceil(calc.log(entries, base: 2))
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for i in range(entries) {
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let bits = lpad(str(i, base: 2), nbits)
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ports.push((id: "in" + str(i), name: bits))
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}
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}
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diag-elmt(
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appearance: "multiplexer",
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x: x,
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y: y,
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w: w,
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h: h,
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name: name,
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name-pos: name-pos,
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ports: (west: ports, east: ((id: "out"),)),
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fill: fill,
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stroke: stroke,
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id: id,
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debug: debug
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)
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}
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#let diag-extender(
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x: none,
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y: none,
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w: none,
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h: none,
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name: none,
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name-pos: "center",
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fill: none,
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stroke: black + 1pt,
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id: "",
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debug: (
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grid: false,
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ports: false
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)
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) = {
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let ports = (
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west: (
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(id: "in"),
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),
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east: (
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(id: "out"),
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)
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)
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diag-elmt(
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appearance: "extender",
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x: x,
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y: y,
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w: w,
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h: h,
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name: name,
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name-pos: name-pos,
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ports: ports,
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fill: fill,
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stroke: stroke,
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id: id,
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debug: debug
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)
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}
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#let diag-alu(
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x: none,
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y: none,
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w: none,
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h: none,
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name: none,
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name-pos: "center",
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fill: none,
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stroke: black + 1pt,
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id: "",
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debug: (
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grid: false,
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ports: false
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)
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) = {
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let ports = (
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west: (
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(id: "in1"),
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(id: "in2"),
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),
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east: (
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(id: "out"),
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)
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)
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diag-elmt(
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appearance: "alu",
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x: x,
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y: y,
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w: w,
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h: h,
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name: name,
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name-pos: name-pos,
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ports: ports,
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fill: fill,
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stroke: stroke,
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id: id,
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debug: debug
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)
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}
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#let diag-wire(
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id,
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pts,
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bus: false,
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name: none,
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name-pos: "middle",
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slice: none,
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color: black,
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dashed: false,
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style: "direct",
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reverse: false,
|
|
zigzag-ratio: 50%,
|
|
dodge-y: 0,
|
|
dodge-sides: ("east", "west"),
|
|
dodge-margins: (5%, 5%)
|
|
) = draw.get-ctx(ctx => {
|
|
let styles = (
|
|
"direct",
|
|
"zigzag",
|
|
"dodge"
|
|
)
|
|
if not style in styles {
|
|
panic("Invalid wire style '" + style + "'")
|
|
}
|
|
if pts.len() != 2 {
|
|
panic("Wrong number of points for style '" + style + "' (got " + str(pts.len()) + " instead of 2)")
|
|
}
|
|
|
|
let stroke = (paint: color, thickness: if bus {1.5pt} else {1pt})
|
|
if dashed {
|
|
stroke.insert("dash", "dashed")
|
|
}
|
|
|
|
let points = ()
|
|
let anchors = ()
|
|
|
|
if style == "direct" {
|
|
points = pts
|
|
anchors = (
|
|
"start": points.first(),
|
|
"end": points.last()
|
|
)
|
|
|
|
} else if style == "zigzag" {
|
|
let start = pts.at(0)
|
|
let end = pts.at(1)
|
|
let mid = (start, zigzag-ratio, end)
|
|
|
|
points = (
|
|
start,
|
|
(horizontal: mid, vertical: ()),
|
|
(horizontal: (), vertical: end),
|
|
end
|
|
)
|
|
anchors = (
|
|
"start": points.first(),
|
|
"zig": points.at(1),
|
|
"zag": points.at(1),
|
|
"end": points.last()
|
|
)
|
|
|
|
} else if style == "dodge" {
|
|
let start = pts.at(0)
|
|
let end = pts.at(1)
|
|
let p1 = (start, dodge-margins.at(0), end)
|
|
let p2 = (end, dodge-margins.at(1), start)
|
|
|
|
let (ctx, p0) = coordinate.resolve(ctx, start)
|
|
let (ctx, p3) = coordinate.resolve(ctx, end)
|
|
p0 = (x: p0.at(0), y: p0.at(1))
|
|
p3 = (x: p3.at(0), y: p3.at(1))
|
|
let (margin-start, margin-end) = dodge-margins
|
|
let (side-start, side-end) = dodge-sides
|
|
|
|
let dx1 = margin-start
|
|
let dx2 = margin-end
|
|
|
|
if type(margin-start) == ratio {
|
|
dx1 = calc.abs(p3.x - p0.x) * margin-start / 100%
|
|
}
|
|
if type(margin-end) == ratio {
|
|
dx2 = calc.abs(p3.x - p0.x) * margin-end / 100%
|
|
}
|
|
if side-start == "west" {
|
|
dx1 *= -1
|
|
}
|
|
if side-end == "east" {
|
|
dx2 *= -1
|
|
}
|
|
p1 = (p0.x + dx1, p0.y)
|
|
p2 = (p3.x - dx2, p0.y)
|
|
|
|
points = (
|
|
start,
|
|
(horizontal: p1, vertical: ()),
|
|
(horizontal: (), vertical: (0, dodge-y)),
|
|
(horizontal: p2, vertical: ()),
|
|
(horizontal: (), vertical: end),
|
|
end
|
|
)
|
|
anchors = (
|
|
"start": start,
|
|
"start2": points.at(1),
|
|
"dodge-start": points.at(2),
|
|
"dodge-end": points.at(3),
|
|
"end2": points.at(4),
|
|
"end": end
|
|
)
|
|
}
|
|
|
|
draw.group(name: id, {
|
|
draw.line(..points, stroke: stroke)
|
|
for (anchor-name, anchor-pos) in anchors {
|
|
draw.anchor(anchor-name, anchor-pos)
|
|
}
|
|
})
|
|
|
|
let first-pt = id + ".start"
|
|
let last-pt = id + ".end"
|
|
if reverse {
|
|
(first-pt, last-pt) = (last-pt, first-pt)
|
|
}
|
|
|
|
if name != none {
|
|
let names = ()
|
|
|
|
if type(name) == str {
|
|
names = ((name, name-pos),)
|
|
|
|
} else if type(name) == array {
|
|
names = (
|
|
(name.at(0), "start"),
|
|
(name.at(1), "end")
|
|
)
|
|
}
|
|
|
|
for (name, pos) in names {
|
|
let point
|
|
let anchor
|
|
|
|
if pos == "middle" {
|
|
point = (first-pt, 50%, last-pt)
|
|
anchor = "south"
|
|
} else if pos == "start" {
|
|
point = first-pt
|
|
anchor = "south-west"
|
|
} else if pos == "end" {
|
|
point = last-pt
|
|
anchor = "south-east"
|
|
}
|
|
draw.content(point, anchor: anchor, padding: 3pt, name)
|
|
}
|
|
}
|
|
if slice != none {
|
|
let slice-txt = "[" + str(slice.first()) + ":" + str(slice.last()) + "]"
|
|
|
|
draw.content(
|
|
first-pt,
|
|
anchor: "south-west",
|
|
padding: 3pt,
|
|
text(slice-txt, size: 0.75em)
|
|
)
|
|
}
|
|
})
|
|
|
|
#let diag-intersection(pt) = {
|
|
draw.circle(pt, radius: .2, stroke: none, fill: black)
|
|
}
|
|
|
|
#context {
|
|
canvas(length: 2em, {
|
|
diag-block(
|
|
x: 0, y: 0, w: 1.5, h: 2.2,
|
|
id: "PC-buf",
|
|
fill: diag-colors.orange,
|
|
ports: (
|
|
west: (
|
|
(id: "PCNext"),
|
|
),
|
|
north: (
|
|
(id: "CLK", clock: true),
|
|
),
|
|
east: (
|
|
(id: "PC"),
|
|
),
|
|
south: (
|
|
(id: "EN", name: "EN"),
|
|
)
|
|
)
|
|
)
|
|
diag-port-stub("PC-buf-port-CLK", "north", name: "CLK")
|
|
diag-port-stub("PC-buf-port-EN", "south", name: "PCWrite")
|
|
|
|
diag-multiplexer(
|
|
x: 3, y: (from: "PC-buf-port-PC", to: "in0"), w: 1, h: 2,
|
|
id: "AdrSrc-MP",
|
|
fill: diag-colors.orange,
|
|
entries: 2
|
|
)
|
|
diag-wire(
|
|
"wPCBuf-InstDataMgr", (
|
|
"PC-buf-port-PC",
|
|
"AdrSrc-MP-port-in0"
|
|
),
|
|
name: "PC",
|
|
bus: true
|
|
)
|
|
diag-port-stub("AdrSrc-MP.north", "north", name: "AdrSrc")
|
|
|
|
diag-block(
|
|
x: 6, y: (from: "AdrSrc-MP-port-out", to: "A"), w: 3, h: 4,
|
|
id: "InstDataMgr",
|
|
fill: diag-colors.yellow,
|
|
ports: (
|
|
west: (
|
|
(id: "A", name: "A"),
|
|
(id: "WD", name: "WD")
|
|
),
|
|
north: (
|
|
(id: "CLK", clock: true),
|
|
(id: "WE", name: "WE", vertical: true),
|
|
(id: "IRWrite", name: "IRWrite", vertical: true)
|
|
),
|
|
east: (
|
|
(id: "Instr", name: "Instr."),
|
|
(id: "RD", name: "RD")
|
|
)
|
|
),
|
|
ports-margins: (
|
|
west: (30%, 0%),
|
|
east: (40%, 0%)
|
|
)
|
|
)
|
|
diag-wire(
|
|
"wAdrSrcMP-InstDataMgr", (
|
|
"AdrSrc-MP-port-out",
|
|
"InstDataMgr-port-A"
|
|
),
|
|
name: "Addr",
|
|
name-pos: "end",
|
|
bus: true
|
|
)
|
|
|
|
diag-port-stub("InstDataMgr-port-CLK", "north", name: "CLK")
|
|
diag-port-stub("InstDataMgr-port-WE", "north")
|
|
diag-port-stub("InstDataMgr-port-IRWrite", "north")
|
|
diag-port-stub("InstDataMgr-port-WD", "west")
|
|
|
|
diag-block(
|
|
x: 15, y: (from: "InstDataMgr-port-RD", to: "WD3"), w: 3, h: 4,
|
|
id: "RegFile",
|
|
fill: diag-colors.pink,
|
|
ports: (
|
|
west: (
|
|
(id: "A1", name: "A1"),
|
|
(id: "A2", name: "A2"),
|
|
(id: "A3", name: "A3"),
|
|
(id: "WD3", name: "WD3"),
|
|
),
|
|
north: (
|
|
(id: "CLK", clock: true),
|
|
(id: "WE3", name: "WE3", vertical: true)
|
|
),
|
|
east: (
|
|
(id: "RD1", name: "RD1"),
|
|
(id: "RD2", name: "RD2"),
|
|
)
|
|
),
|
|
ports-margins: (
|
|
east: (20%, 20%)
|
|
)
|
|
)
|
|
diag-port-stub("RegFile-port-CLK", "north", name: "CLK")
|
|
diag-port-stub("RegFile-port-WE3", "north", name: "Regwrite", vertical: true)
|
|
diag-port-stub("RegFile-port-A2", "west")
|
|
diag-port-stub("RegFile-port-RD2", "east")
|
|
|
|
diag-extender(
|
|
x: 15, y: -3.5, w: 3, h: 1,
|
|
id: "Extender",
|
|
fill: diag-colors.green
|
|
)
|
|
diag-wire(
|
|
"wExtender-ImmSrc", (
|
|
"Extender.north",
|
|
(18, -2)
|
|
),
|
|
style: "zigzag",
|
|
zigzag-ratio: 0%,
|
|
name: "ImmSrc",
|
|
name-pos: "end",
|
|
bus: true
|
|
)
|
|
|
|
let mid = ("InstDataMgr.east", 50%, "RegFile.west")
|
|
diag-wire(
|
|
"wInstDataMgr-Bus", (
|
|
"InstDataMgr-port-Instr",
|
|
(vertical: (), horizontal: mid)
|
|
),
|
|
name: "Instr",
|
|
name-pos: "start",
|
|
bus: true
|
|
)
|
|
diag-wire(
|
|
"wBus", (
|
|
(v => (v.at(0), -3.5), mid),
|
|
(horizontal: (), vertical: (0, 3.5)),
|
|
),
|
|
bus: true
|
|
)
|
|
diag-wire(
|
|
"wBus-RegFile-A1", (
|
|
"RegFile-port-A1",
|
|
(horizontal: mid, vertical: ()),
|
|
),
|
|
name: "RS1",
|
|
name-pos: "end",
|
|
slice: (19, 15),
|
|
reverse: true,
|
|
bus: true
|
|
)
|
|
diag-wire(
|
|
"wBus-RegFile-A3", (
|
|
"RegFile-port-A3",
|
|
(horizontal: mid, vertical: ()),
|
|
),
|
|
name: "RD",
|
|
name-pos: "end",
|
|
slice: (11, 7),
|
|
reverse: true,
|
|
bus: true
|
|
)
|
|
diag-wire(
|
|
"wBus-Extender", (
|
|
"Extender-port-in",
|
|
(horizontal: mid, vertical: ()),
|
|
),
|
|
slice: (31, 7),
|
|
reverse: true,
|
|
bus: true
|
|
)
|
|
|
|
diag-alu(
|
|
x: 22, y: (from: "RegFile-port-RD1", to: "in1"), w: 1, h: 2,
|
|
id: "ALU",
|
|
fill: diag-colors.purple
|
|
)
|
|
diag-wire(
|
|
"wRegFile-ALU", (
|
|
"RegFile-port-RD1",
|
|
"ALU-port-in1"
|
|
),
|
|
name: ("A", "SrcA"),
|
|
bus: true
|
|
)
|
|
|
|
diag-block(
|
|
x: 26, y: (from: "ALU-port-out", to: "in"), w: 1.5, h: 2,
|
|
id: "OutBuf",
|
|
fill: diag-colors.orange,
|
|
ports: (
|
|
west: (
|
|
(id: "in"),
|
|
),
|
|
north: (
|
|
(id: "CLK", clock: true),
|
|
),
|
|
east: (
|
|
(id: "out"),
|
|
)
|
|
)
|
|
)
|
|
diag-port-stub("OutBuf-port-CLK", "north", name: "CLK")
|
|
diag-wire(
|
|
"wALU-OutBuf", (
|
|
"ALU-port-out",
|
|
"OutBuf-port-in"
|
|
),
|
|
name: "ALUResult",
|
|
bus: true
|
|
)
|
|
|
|
diag-multiplexer(
|
|
x: 30, y: (from: "OutBuf-port-out", to: "in0"), w: 1, h: 2.5,
|
|
id: "Res-MP",
|
|
fill: diag-colors.orange,
|
|
entries: 3
|
|
)
|
|
diag-port-stub("Res-MP.north", "north", name: "ResultSrc")
|
|
diag-port-stub("Res-MP-port-in2", "west")
|
|
diag-wire(
|
|
"wOutBuf-ResMP", (
|
|
"OutBuf-port-out",
|
|
"Res-MP-port-in0"
|
|
),
|
|
name: "ALUOut",
|
|
bus: true
|
|
)
|
|
|
|
diag-wire(
|
|
"wExt-ALU", (
|
|
"Extender-port-out",
|
|
"ALU-port-in2",
|
|
),
|
|
name: ("ImmExt", "SrcB"),
|
|
bus: true,
|
|
style: "zigzag",
|
|
zigzag-ratio: 60%
|
|
)
|
|
|
|
diag-wire(
|
|
"wInstDataMgr-ResMP", (
|
|
"InstDataMgr-port-RD",
|
|
"Res-MP-port-in1"
|
|
),
|
|
style: "dodge",
|
|
dodge-y: -4,
|
|
dodge-sides: ("east", "west"),
|
|
name: "Data",
|
|
name-pos: "start",
|
|
bus: true
|
|
)
|
|
|
|
diag-wire(
|
|
"wResMP-AdrSrc", (
|
|
"Res-MP-port-out",
|
|
"AdrSrc-MP-port-in1"
|
|
),
|
|
style: "dodge",
|
|
dodge-y: -5,
|
|
dodge-sides: ("east", "west"),
|
|
dodge-margins: (0.5, 1),
|
|
bus: true
|
|
)
|
|
|
|
diag-wire(
|
|
"wResMP-RegFile", (
|
|
"Res-MP-port-out",
|
|
"RegFile-port-WD3"
|
|
),
|
|
style: "dodge",
|
|
dodge-y: -5,
|
|
dodge-sides: ("east", "west"),
|
|
dodge-margins: (0.5, 1),
|
|
bus: true
|
|
)
|
|
|
|
diag-wire(
|
|
"wResMP-PCBuf", (
|
|
"Res-MP-port-out",
|
|
"PC-buf-port-PCNext"
|
|
),
|
|
style: "dodge",
|
|
dodge-y: -5,
|
|
dodge-sides: ("east", "west"),
|
|
dodge-margins: (0.5, 1.5),
|
|
name: "PCNext",
|
|
name-pos: "end",
|
|
bus: true
|
|
)
|
|
|
|
|
|
diag-intersection("wResMP-RegFile.dodge-end")
|
|
diag-intersection("wResMP-AdrSrc.dodge-end")
|
|
})
|
|
} |