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2025-01-29 16:04:11 +03:00
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lab1/add.js
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/**
* @import { Num } from "./num.js"
*/
import { kBuffer } from "./num.js";
import { add16B } from "./add/16B.js"
import { add8B } from "./add/8B.js";
import { add2B } from "./add/2B.js";
import { add10B } from "./add/10B.js";
import { size16, size8, size2, size10 } from "./alloc.js"
/**
* @param { Num } a
* @param { Num } b
*/
export function add16(a, b) {
let carry = false;
const { [kBuffer]: b1 } = a;
const { [kBuffer]: b2 } = b;
for (let i = 0; i < size16; i++) ([b1[i], carry] = add16B(b1[i], b2[i], carry));
}
/**
* @param { Num } a
* @param { Num } b
*/
export function add8(a, b) {
let carry = false;
const { [kBuffer]: b1 } = a;
const { [kBuffer]: b2 } = b;
for (let i = 0; i < size8; i++) ([b1[i], carry] = add8B(b1[i], b2[i], carry));
}
/**
* @param { Num } a
* @param { Num } b
*/
export function add2(a, b) {
let carry = false;
const { [kBuffer]: b1 } = a;
const { [kBuffer]: b2 } = b;
for (let i = 0; i < size2; i++) ([b1[i], carry] = add2B(b1[i], b2[i], carry));
}
/**
* @param { Num } a
* @param { Num } b
*/
export function add10(a, b) {
let carry = false;
const { [kBuffer]: b1 } = a;
const { [kBuffer]: b2 } = b;
for (let i = 0; i < size10; i++) ([b1[i], carry] = add10B(b1[i], b2[i], carry));
}
/**
* @param { Num } a
* @param { Num } b
*/
export function add(a, b) {
if (a.radix !== b.radix) throw new Error(`numbers must have same radix`);
switch (a.radix) {
case 2: return add2(a, b);
case 8: return add8(a, b);
case 16: return add16(a, b);
case 10: return add10(a, b);
default: throw new Error(`unsupported radix (${a.radix})`);
}
}
lab1/add/10B.js
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import { S10_0, S10_1, S10_2, S10_3, S10_4, S10_5, S10_6, S10_7, S10_8, S10_9 } from "../symbol/S10.js"
/**
* @param { symbol } a
* @param { symbol } b
* @param { boolean } carry
* @returns { [value: symbol, carry: boolean] }
*/
export function add10B(a, b, carry) {
switch (a) {
case S10_0: switch (b) {
case S10_0: return carry ? [S10_1, false] : [S10_0, false];
case S10_1: return carry ? [S10_2, false] : [S10_1, false];
case S10_2: return carry ? [S10_3, false] : [S10_2, false];
case S10_3: return carry ? [S10_4, false] : [S10_3, false];
case S10_4: return carry ? [S10_5, false] : [S10_4, false];
case S10_5: return carry ? [S10_6, false] : [S10_5, false];
case S10_6: return carry ? [S10_7, false] : [S10_6, false];
case S10_7: return carry ? [S10_8, false] : [S10_7, false];
case S10_8: return carry ? [S10_9, false] : [S10_8, false];
case S10_9: return carry ? [S10_0, true ] : [S10_9, false];
default: throw new Error("unexpected symbol");
}
case S10_1: switch (b) {
case S10_0: return carry ? [S10_2, false] : [S10_1, false];
case S10_1: return carry ? [S10_3, false] : [S10_2, false];
case S10_2: return carry ? [S10_4, false] : [S10_3, false];
case S10_3: return carry ? [S10_5, false] : [S10_4, false];
case S10_4: return carry ? [S10_6, false] : [S10_5, false];
case S10_5: return carry ? [S10_7, false] : [S10_6, false];
case S10_6: return carry ? [S10_8, false] : [S10_7, false];
case S10_7: return carry ? [S10_9, false] : [S10_8, false];
case S10_8: return carry ? [S10_0, true ] : [S10_9, false];
case S10_9: return carry ? [S10_1, true ] : [S10_0, true ];
default: throw new Error("unexpected symbol");
}
case S10_2: switch (b) {
case S10_0: return carry ? [S10_3, false] : [S10_2, false];
case S10_1: return carry ? [S10_4, false] : [S10_3, false];
case S10_2: return carry ? [S10_5, false] : [S10_4, false];
case S10_3: return carry ? [S10_6, false] : [S10_5, false];
case S10_4: return carry ? [S10_7, false] : [S10_6, false];
case S10_5: return carry ? [S10_8, false] : [S10_7, false];
case S10_6: return carry ? [S10_9, false] : [S10_8, false];
case S10_7: return carry ? [S10_0, true ] : [S10_9, false];
case S10_8: return carry ? [S10_1, true ] : [S10_0, true ];
case S10_9: return carry ? [S10_2, true ] : [S10_1, true ];
default: throw new Error("unexpected symbol");
}
case S10_3: switch (b) {
case S10_0: return carry ? [S10_4, false] : [S10_3, false];
case S10_1: return carry ? [S10_5, false] : [S10_4, false];
case S10_2: return carry ? [S10_6, false] : [S10_5, false];
case S10_3: return carry ? [S10_7, false] : [S10_6, false];
case S10_4: return carry ? [S10_8, false] : [S10_7, false];
case S10_5: return carry ? [S10_9, false] : [S10_8, false];
case S10_6: return carry ? [S10_0, true ] : [S10_9, false];
case S10_7: return carry ? [S10_1, true ] : [S10_0, true ];
case S10_8: return carry ? [S10_2, true ] : [S10_1, true ];
case S10_9: return carry ? [S10_3, true ] : [S10_2, true ];
default: throw new Error("unexpected symbol");
}
case S10_4: switch (b) {
case S10_0: return carry ? [S10_5, false] : [S10_4, false];
case S10_1: return carry ? [S10_6, false] : [S10_5, false];
case S10_2: return carry ? [S10_7, false] : [S10_6, false];
case S10_3: return carry ? [S10_8, false] : [S10_7, false];
case S10_4: return carry ? [S10_9, false] : [S10_8, false];
case S10_5: return carry ? [S10_0, true ] : [S10_9, false];
case S10_6: return carry ? [S10_1, true ] : [S10_0, true ];
case S10_7: return carry ? [S10_2, true ] : [S10_1, true ];
case S10_8: return carry ? [S10_3, true ] : [S10_2, true ];
case S10_9: return carry ? [S10_4, true ] : [S10_3, true ];
default: throw new Error("unexpected symbol");
}
case S10_5: switch (b) {
case S10_0: return carry ? [S10_6, false] : [S10_5, false];
case S10_1: return carry ? [S10_7, false] : [S10_6, false];
case S10_2: return carry ? [S10_8, false] : [S10_7, false];
case S10_3: return carry ? [S10_9, false] : [S10_8, false];
case S10_4: return carry ? [S10_0, true ] : [S10_9, false];
case S10_5: return carry ? [S10_1, true ] : [S10_0, true ];
case S10_6: return carry ? [S10_2, true ] : [S10_1, true ];
case S10_7: return carry ? [S10_3, true ] : [S10_2, true ];
case S10_8: return carry ? [S10_4, true ] : [S10_3, true ];
case S10_9: return carry ? [S10_5, true ] : [S10_4, true ];
default: throw new Error("unexpected symbol");
}
case S10_6: switch (b) {
case S10_0: return carry ? [S10_7, false] : [S10_6, false];
case S10_1: return carry ? [S10_8, false] : [S10_7, false];
case S10_2: return carry ? [S10_9, false] : [S10_8, false];
case S10_3: return carry ? [S10_0, true ] : [S10_9, false];
case S10_4: return carry ? [S10_1, true ] : [S10_0, true ];
case S10_5: return carry ? [S10_2, true ] : [S10_1, true ];
case S10_6: return carry ? [S10_3, true ] : [S10_2, true ];
case S10_7: return carry ? [S10_4, true ] : [S10_3, true ];
case S10_8: return carry ? [S10_5, true ] : [S10_4, true ];
case S10_9: return carry ? [S10_6, true ] : [S10_5, true ];
default: throw new Error("unexpected symbol");
}
case S10_7: switch (b) {
case S10_0: return carry ? [S10_8, false] : [S10_7, false];
case S10_1: return carry ? [S10_9, false] : [S10_8, false];
case S10_2: return carry ? [S10_0, true ] : [S10_9, false];
case S10_3: return carry ? [S10_1, true ] : [S10_0, true ];
case S10_4: return carry ? [S10_2, true ] : [S10_1, true ];
case S10_5: return carry ? [S10_3, true ] : [S10_2, true ];
case S10_6: return carry ? [S10_4, true ] : [S10_3, true ];
case S10_7: return carry ? [S10_5, true ] : [S10_4, true ];
case S10_8: return carry ? [S10_6, true ] : [S10_5, true ];
case S10_9: return carry ? [S10_7, true ] : [S10_6, true ];
default: throw new Error("unexpected symbol");
}
case S10_8: switch (b) {
case S10_0: return carry ? [S10_9, false] : [S10_8, false];
case S10_1: return carry ? [S10_0, true ] : [S10_9, false];
case S10_2: return carry ? [S10_1, true ] : [S10_0, true ];
case S10_3: return carry ? [S10_2, true ] : [S10_1, true ];
case S10_4: return carry ? [S10_3, true ] : [S10_2, true ];
case S10_5: return carry ? [S10_4, true ] : [S10_3, true ];
case S10_6: return carry ? [S10_5, true ] : [S10_4, true ];
case S10_7: return carry ? [S10_6, true ] : [S10_5, true ];
case S10_8: return carry ? [S10_7, true ] : [S10_6, true ];
case S10_9: return carry ? [S10_8, true ] : [S10_7, true ];
default: throw new Error("unexpected symbol");
}
case S10_9: switch (b) {
case S10_0: return carry ? [S10_0, true ] : [S10_9, false];
case S10_1: return carry ? [S10_1, true ] : [S10_0, true ];
case S10_2: return carry ? [S10_2, true ] : [S10_1, true ];
case S10_3: return carry ? [S10_3, true ] : [S10_2, true ];
case S10_4: return carry ? [S10_4, true ] : [S10_3, true ];
case S10_5: return carry ? [S10_5, true ] : [S10_4, true ];
case S10_6: return carry ? [S10_6, true ] : [S10_5, true ];
case S10_7: return carry ? [S10_7, true ] : [S10_6, true ];
case S10_8: return carry ? [S10_8, true ] : [S10_7, true ];
case S10_9: return carry ? [S10_9, true ] : [S10_8, true ];
default: throw new Error("unexpected symbol");
}
default: throw new Error("unexpected symbol");
}
}
lab1/add/16B.js
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import { S16_0, S16_1, S16_2, S16_3, S16_4, S16_5, S16_6, S16_7, S16_8, S16_9, S16_A, S16_B, S16_C, S16_D, S16_E, S16_F } from "../symbol/S16.js"
/**
* @param { symbol } a
* @param { symbol } b
* @param { boolean } carry
* @returns { [value: symbol, carry: boolean] }
*/
export function add16B(a, b, carry) {
switch (a) {
case S16_0: switch (b) {
case S16_0: return carry ? [S16_1, false] : [S16_0, false];
case S16_1: return carry ? [S16_2, false] : [S16_1, false];
case S16_2: return carry ? [S16_3, false] : [S16_2, false];
case S16_3: return carry ? [S16_4, false] : [S16_3, false];
case S16_4: return carry ? [S16_5, false] : [S16_4, false];
case S16_5: return carry ? [S16_6, false] : [S16_5, false];
case S16_6: return carry ? [S16_7, false] : [S16_6, false];
case S16_7: return carry ? [S16_8, false] : [S16_7, false];
case S16_8: return carry ? [S16_9, false] : [S16_8, false];
case S16_9: return carry ? [S16_A, false] : [S16_9, false];
case S16_A: return carry ? [S16_B, false] : [S16_A, false];
case S16_B: return carry ? [S16_C, false] : [S16_B, false];
case S16_C: return carry ? [S16_D, false] : [S16_C, false];
case S16_D: return carry ? [S16_E, false] : [S16_D, false];
case S16_E: return carry ? [S16_F, false] : [S16_E, false];
case S16_F: return carry ? [S16_0, true ] : [S16_F, false];
default: throw new Error("unexpected symbol");
}
case S16_1: switch (b) {
case S16_0: return carry ? [S16_2, false] : [S16_1, false];
case S16_1: return carry ? [S16_3, false] : [S16_2, false];
case S16_2: return carry ? [S16_4, false] : [S16_3, false];
case S16_3: return carry ? [S16_5, false] : [S16_4, false];
case S16_4: return carry ? [S16_6, false] : [S16_5, false];
case S16_5: return carry ? [S16_7, false] : [S16_6, false];
case S16_6: return carry ? [S16_8, false] : [S16_7, false];
case S16_7: return carry ? [S16_9, false] : [S16_8, false];
case S16_8: return carry ? [S16_A, false] : [S16_9, false];
case S16_9: return carry ? [S16_B, false] : [S16_A, false];
case S16_A: return carry ? [S16_C, false] : [S16_B, false];
case S16_B: return carry ? [S16_D, false] : [S16_C, false];
case S16_C: return carry ? [S16_E, false] : [S16_D, false];
case S16_D: return carry ? [S16_F, false] : [S16_E, false];
case S16_E: return carry ? [S16_0, true ] : [S16_F, false];
case S16_F: return carry ? [S16_1, true ] : [S16_0, true ];
default: throw new Error("unexpected symbol");
}
case S16_2: switch (b) {
case S16_0: return carry ? [S16_3, false] : [S16_2, false];
case S16_1: return carry ? [S16_4, false] : [S16_3, false];
case S16_2: return carry ? [S16_5, false] : [S16_4, false];
case S16_3: return carry ? [S16_6, false] : [S16_5, false];
case S16_4: return carry ? [S16_7, false] : [S16_6, false];
case S16_5: return carry ? [S16_8, false] : [S16_7, false];
case S16_6: return carry ? [S16_9, false] : [S16_8, false];
case S16_7: return carry ? [S16_A, false] : [S16_9, false];
case S16_8: return carry ? [S16_B, false] : [S16_A, false];
case S16_9: return carry ? [S16_C, false] : [S16_B, false];
case S16_A: return carry ? [S16_D, false] : [S16_C, false];
case S16_B: return carry ? [S16_E, false] : [S16_D, false];
case S16_C: return carry ? [S16_F, false] : [S16_E, false];
case S16_D: return carry ? [S16_0, true ] : [S16_F, false];
case S16_E: return carry ? [S16_1, true ] : [S16_0, true ];
case S16_F: return carry ? [S16_2, true ] : [S16_1, true ];
default: throw new Error("unexpected symbol");
}
case S16_3: switch (b) {
case S16_0: return carry ? [S16_4, false] : [S16_3, false];
case S16_1: return carry ? [S16_5, false] : [S16_4, false];
case S16_2: return carry ? [S16_6, false] : [S16_5, false];
case S16_3: return carry ? [S16_7, false] : [S16_6, false];
case S16_4: return carry ? [S16_8, false] : [S16_7, false];
case S16_5: return carry ? [S16_9, false] : [S16_8, false];
case S16_6: return carry ? [S16_A, false] : [S16_9, false];
case S16_7: return carry ? [S16_B, false] : [S16_A, false];
case S16_8: return carry ? [S16_C, false] : [S16_B, false];
case S16_9: return carry ? [S16_D, false] : [S16_C, false];
case S16_A: return carry ? [S16_E, false] : [S16_D, false];
case S16_B: return carry ? [S16_F, false] : [S16_E, false];
case S16_C: return carry ? [S16_0, true ] : [S16_F, false];
case S16_D: return carry ? [S16_1, true ] : [S16_0, true ];
case S16_E: return carry ? [S16_2, true ] : [S16_1, true ];
case S16_F: return carry ? [S16_3, true ] : [S16_2, true ];
default: throw new Error("unexpected symbol");
}
case S16_4: switch (b) {
case S16_0: return carry ? [S16_5, false] : [S16_4, false];
case S16_1: return carry ? [S16_6, false] : [S16_5, false];
case S16_2: return carry ? [S16_7, false] : [S16_6, false];
case S16_3: return carry ? [S16_8, false] : [S16_7, false];
case S16_4: return carry ? [S16_9, false] : [S16_8, false];
case S16_5: return carry ? [S16_A, false] : [S16_9, false];
case S16_6: return carry ? [S16_B, false] : [S16_A, false];
case S16_7: return carry ? [S16_C, false] : [S16_B, false];
case S16_8: return carry ? [S16_D, false] : [S16_C, false];
case S16_9: return carry ? [S16_E, false] : [S16_D, false];
case S16_A: return carry ? [S16_F, false] : [S16_E, false];
case S16_B: return carry ? [S16_0, true ] : [S16_F, false];
case S16_C: return carry ? [S16_1, true ] : [S16_0, true ];
case S16_D: return carry ? [S16_2, true ] : [S16_1, true ];
case S16_E: return carry ? [S16_3, true ] : [S16_2, true ];
case S16_F: return carry ? [S16_4, true ] : [S16_3, true ];
default: throw new Error("unexpected symbol");
}
case S16_5: switch (b) {
case S16_0: return carry ? [S16_6, false] : [S16_5, false];
case S16_1: return carry ? [S16_7, false] : [S16_6, false];
case S16_2: return carry ? [S16_8, false] : [S16_7, false];
case S16_3: return carry ? [S16_9, false] : [S16_8, false];
case S16_4: return carry ? [S16_A, false] : [S16_9, false];
case S16_5: return carry ? [S16_B, false] : [S16_A, false];
case S16_6: return carry ? [S16_C, false] : [S16_B, false];
case S16_7: return carry ? [S16_D, false] : [S16_C, false];
case S16_8: return carry ? [S16_E, false] : [S16_D, false];
case S16_9: return carry ? [S16_F, false] : [S16_E, false];
case S16_A: return carry ? [S16_0, true ] : [S16_F, false];
case S16_B: return carry ? [S16_1, true ] : [S16_0, true ];
case S16_C: return carry ? [S16_2, true ] : [S16_1, true ];
case S16_D: return carry ? [S16_3, true ] : [S16_2, true ];
case S16_E: return carry ? [S16_4, true ] : [S16_3, true ];
case S16_F: return carry ? [S16_5, true ] : [S16_4, true ];
default: throw new Error("unexpected symbol");
}
case S16_6: switch (b) {
case S16_0: return carry ? [S16_7, false] : [S16_6, false];
case S16_1: return carry ? [S16_8, false] : [S16_7, false];
case S16_2: return carry ? [S16_9, false] : [S16_8, false];
case S16_3: return carry ? [S16_A, false] : [S16_9, false];
case S16_4: return carry ? [S16_B, false] : [S16_A, false];
case S16_5: return carry ? [S16_C, false] : [S16_B, false];
case S16_6: return carry ? [S16_D, false] : [S16_C, false];
case S16_7: return carry ? [S16_E, false] : [S16_D, false];
case S16_8: return carry ? [S16_F, false] : [S16_E, false];
case S16_9: return carry ? [S16_0, true ] : [S16_F, false];
case S16_A: return carry ? [S16_1, true ] : [S16_0, true ];
case S16_B: return carry ? [S16_2, true ] : [S16_1, true ];
case S16_C: return carry ? [S16_3, true ] : [S16_2, true ];
case S16_D: return carry ? [S16_4, true ] : [S16_3, true ];
case S16_E: return carry ? [S16_5, true ] : [S16_4, true ];
case S16_F: return carry ? [S16_6, true ] : [S16_5, true ];
default: throw new Error("unexpected symbol");
}
case S16_7: switch (b) {
case S16_0: return carry ? [S16_8, false] : [S16_7, false];
case S16_1: return carry ? [S16_9, false] : [S16_8, false];
case S16_2: return carry ? [S16_A, false] : [S16_9, false];
case S16_3: return carry ? [S16_B, false] : [S16_A, false];
case S16_4: return carry ? [S16_C, false] : [S16_B, false];
case S16_5: return carry ? [S16_D, false] : [S16_C, false];
case S16_6: return carry ? [S16_E, false] : [S16_D, false];
case S16_7: return carry ? [S16_F, false] : [S16_E, false];
case S16_8: return carry ? [S16_0, true ] : [S16_F, false];
case S16_9: return carry ? [S16_1, true ] : [S16_0, true ];
case S16_A: return carry ? [S16_2, true ] : [S16_1, true ];
case S16_B: return carry ? [S16_3, true ] : [S16_2, true ];
case S16_C: return carry ? [S16_4, true ] : [S16_3, true ];
case S16_D: return carry ? [S16_5, true ] : [S16_4, true ];
case S16_E: return carry ? [S16_6, true ] : [S16_5, true ];
case S16_F: return carry ? [S16_7, true ] : [S16_6, true ];
default: throw new Error("unexpected symbol");
}
case S16_8: switch (b) {
case S16_0: return carry ? [S16_9, false] : [S16_8, false];
case S16_1: return carry ? [S16_A, false] : [S16_9, false];
case S16_2: return carry ? [S16_B, false] : [S16_A, false];
case S16_3: return carry ? [S16_C, false] : [S16_B, false];
case S16_4: return carry ? [S16_D, false] : [S16_C, false];
case S16_5: return carry ? [S16_E, false] : [S16_D, false];
case S16_6: return carry ? [S16_F, false] : [S16_E, false];
case S16_7: return carry ? [S16_0, true ] : [S16_F, false];
case S16_8: return carry ? [S16_1, true ] : [S16_0, true ];
case S16_9: return carry ? [S16_2, true ] : [S16_1, true ];
case S16_A: return carry ? [S16_3, true ] : [S16_2, true ];
case S16_B: return carry ? [S16_4, true ] : [S16_3, true ];
case S16_C: return carry ? [S16_5, true ] : [S16_4, true ];
case S16_D: return carry ? [S16_6, true ] : [S16_5, true ];
case S16_E: return carry ? [S16_7, true ] : [S16_6, true ];
case S16_F: return carry ? [S16_8, true ] : [S16_7, true ];
default: throw new Error("unexpected symbol");
}
case S16_9: switch (b) {
case S16_0: return carry ? [S16_A, false] : [S16_9, false];
case S16_1: return carry ? [S16_B, false] : [S16_A, false];
case S16_2: return carry ? [S16_C, false] : [S16_B, false];
case S16_3: return carry ? [S16_D, false] : [S16_C, false];
case S16_4: return carry ? [S16_E, false] : [S16_D, false];
case S16_5: return carry ? [S16_F, false] : [S16_E, false];
case S16_6: return carry ? [S16_0, true ] : [S16_F, false];
case S16_7: return carry ? [S16_1, true ] : [S16_0, true ];
case S16_8: return carry ? [S16_2, true ] : [S16_1, true ];
case S16_9: return carry ? [S16_3, true ] : [S16_2, true ];
case S16_A: return carry ? [S16_4, true ] : [S16_3, true ];
case S16_B: return carry ? [S16_5, true ] : [S16_4, true ];
case S16_C: return carry ? [S16_6, true ] : [S16_5, true ];
case S16_D: return carry ? [S16_7, true ] : [S16_6, true ];
case S16_E: return carry ? [S16_8, true ] : [S16_7, true ];
case S16_F: return carry ? [S16_9, true ] : [S16_8, true ];
default: throw new Error("unexpected symbol");
}
case S16_A: switch (b) {
case S16_0: return carry ? [S16_B, false] : [S16_A, false];
case S16_1: return carry ? [S16_C, false] : [S16_B, false];
case S16_2: return carry ? [S16_D, false] : [S16_C, false];
case S16_3: return carry ? [S16_E, false] : [S16_D, false];
case S16_4: return carry ? [S16_F, false] : [S16_E, false];
case S16_5: return carry ? [S16_0, true ] : [S16_F, false];
case S16_6: return carry ? [S16_1, true ] : [S16_0, true ];
case S16_7: return carry ? [S16_2, true ] : [S16_1, true ];
case S16_8: return carry ? [S16_3, true ] : [S16_2, true ];
case S16_9: return carry ? [S16_4, true ] : [S16_3, true ];
case S16_A: return carry ? [S16_5, true ] : [S16_4, true ];
case S16_B: return carry ? [S16_6, true ] : [S16_5, true ];
case S16_C: return carry ? [S16_7, true ] : [S16_6, true ];
case S16_D: return carry ? [S16_8, true ] : [S16_7, true ];
case S16_E: return carry ? [S16_9, true ] : [S16_8, true ];
case S16_F: return carry ? [S16_A, true ] : [S16_9, true ];
default: throw new Error("unexpected symbol");
}
case S16_B: switch (b) {
case S16_0: return carry ? [S16_C, false] : [S16_B, false];
case S16_1: return carry ? [S16_D, false] : [S16_C, false];
case S16_2: return carry ? [S16_E, false] : [S16_D, false];
case S16_3: return carry ? [S16_F, false] : [S16_E, false];
case S16_4: return carry ? [S16_0, true ] : [S16_F, false];
case S16_5: return carry ? [S16_1, true ] : [S16_0, true ];
case S16_6: return carry ? [S16_2, true ] : [S16_1, true ];
case S16_7: return carry ? [S16_3, true ] : [S16_2, true ];
case S16_8: return carry ? [S16_4, true ] : [S16_3, true ];
case S16_9: return carry ? [S16_5, true ] : [S16_4, true ];
case S16_A: return carry ? [S16_6, true ] : [S16_5, true ];
case S16_B: return carry ? [S16_7, true ] : [S16_6, true ];
case S16_C: return carry ? [S16_8, true ] : [S16_7, true ];
case S16_D: return carry ? [S16_9, true ] : [S16_8, true ];
case S16_E: return carry ? [S16_A, true ] : [S16_9, true ];
case S16_F: return carry ? [S16_B, true ] : [S16_A, true ];
default: throw new Error("unexpected symbol");
}
case S16_C: switch (b) {
case S16_0: return carry ? [S16_D, false] : [S16_C, false];
case S16_1: return carry ? [S16_E, false] : [S16_D, false];
case S16_2: return carry ? [S16_F, false] : [S16_E, false];
case S16_3: return carry ? [S16_0, true ] : [S16_F, false];
case S16_4: return carry ? [S16_1, true ] : [S16_0, true ];
case S16_5: return carry ? [S16_2, true ] : [S16_1, true ];
case S16_6: return carry ? [S16_3, true ] : [S16_2, true ];
case S16_7: return carry ? [S16_4, true ] : [S16_3, true ];
case S16_8: return carry ? [S16_5, true ] : [S16_4, true ];
case S16_9: return carry ? [S16_6, true ] : [S16_5, true ];
case S16_A: return carry ? [S16_7, true ] : [S16_6, true ];
case S16_B: return carry ? [S16_8, true ] : [S16_7, true ];
case S16_C: return carry ? [S16_9, true ] : [S16_8, true ];
case S16_D: return carry ? [S16_A, true ] : [S16_9, true ];
case S16_E: return carry ? [S16_B, true ] : [S16_A, true ];
case S16_F: return carry ? [S16_C, true ] : [S16_B, true ];
default: throw new Error("unexpected symbol");
}
case S16_D: switch (b) {
case S16_0: return carry ? [S16_E, false] : [S16_D, false];
case S16_1: return carry ? [S16_F, false] : [S16_E, false];
case S16_2: return carry ? [S16_0, true ] : [S16_F, false];
case S16_3: return carry ? [S16_1, true ] : [S16_0, true ];
case S16_4: return carry ? [S16_2, true ] : [S16_1, true ];
case S16_5: return carry ? [S16_3, true ] : [S16_2, true ];
case S16_6: return carry ? [S16_4, true ] : [S16_3, true ];
case S16_7: return carry ? [S16_5, true ] : [S16_4, true ];
case S16_8: return carry ? [S16_6, true ] : [S16_5, true ];
case S16_9: return carry ? [S16_7, true ] : [S16_6, true ];
case S16_A: return carry ? [S16_8, true ] : [S16_7, true ];
case S16_B: return carry ? [S16_9, true ] : [S16_8, true ];
case S16_C: return carry ? [S16_A, true ] : [S16_9, true ];
case S16_D: return carry ? [S16_B, true ] : [S16_A, true ];
case S16_E: return carry ? [S16_C, true ] : [S16_B, true ];
case S16_F: return carry ? [S16_D, true ] : [S16_C, true ];
default: throw new Error("unexpected symbol");
}
case S16_E: switch (b) {
case S16_0: return carry ? [S16_F, false] : [S16_E, false];
case S16_1: return carry ? [S16_0, true ] : [S16_F, false];
case S16_2: return carry ? [S16_1, true ] : [S16_0, true ];
case S16_3: return carry ? [S16_2, true ] : [S16_1, true ];
case S16_4: return carry ? [S16_3, true ] : [S16_2, true ];
case S16_5: return carry ? [S16_4, true ] : [S16_3, true ];
case S16_6: return carry ? [S16_5, true ] : [S16_4, true ];
case S16_7: return carry ? [S16_6, true ] : [S16_5, true ];
case S16_8: return carry ? [S16_7, true ] : [S16_6, true ];
case S16_9: return carry ? [S16_8, true ] : [S16_7, true ];
case S16_A: return carry ? [S16_9, true ] : [S16_8, true ];
case S16_B: return carry ? [S16_A, true ] : [S16_9, true ];
case S16_C: return carry ? [S16_B, true ] : [S16_A, true ];
case S16_D: return carry ? [S16_C, true ] : [S16_B, true ];
case S16_E: return carry ? [S16_D, true ] : [S16_C, true ];
case S16_F: return carry ? [S16_E, true ] : [S16_D, true ];
default: throw new Error("unexpected symbol");
}
case S16_F: switch (b) {
case S16_0: return carry ? [S16_0, true ] : [S16_F, false];
case S16_1: return carry ? [S16_1, true ] : [S16_0, true ];
case S16_2: return carry ? [S16_2, true ] : [S16_1, true ];
case S16_3: return carry ? [S16_3, true ] : [S16_2, true ];
case S16_4: return carry ? [S16_4, true ] : [S16_3, true ];
case S16_5: return carry ? [S16_5, true ] : [S16_4, true ];
case S16_6: return carry ? [S16_6, true ] : [S16_5, true ];
case S16_7: return carry ? [S16_7, true ] : [S16_6, true ];
case S16_8: return carry ? [S16_8, true ] : [S16_7, true ];
case S16_9: return carry ? [S16_9, true ] : [S16_8, true ];
case S16_A: return carry ? [S16_A, true ] : [S16_9, true ];
case S16_B: return carry ? [S16_B, true ] : [S16_A, true ];
case S16_C: return carry ? [S16_C, true ] : [S16_B, true ];
case S16_D: return carry ? [S16_D, true ] : [S16_C, true ];
case S16_E: return carry ? [S16_E, true ] : [S16_D, true ];
case S16_F: return carry ? [S16_F, true ] : [S16_E, true ];
default: throw new Error("unexpected symbol");
}
default: throw new Error("unexpected symbol");
}
}
lab1/add/2B.js
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import { S2_0, S2_1 } from "../symbol/S2.js"
/**
* @param { symbol } a
* @param { symbol } b
* @param { boolean } carry
* @returns { [value: symbol, carry: boolean] }
*/
export function add2B(a, b, carry) {
switch (a) {
case S2_0: switch (b) {
case S2_0: return carry ? [S2_1, false] : [S2_0, false];
case S2_1: return carry ? [S2_0, true ] : [S2_1, false];
default: throw new Error("unexpected symbol");
}
case S2_1: switch (b) {
case S2_0: return carry ? [S2_0, true] : [S2_1, false];
case S2_1: return carry ? [S2_1, true] : [S2_0, true ];
default: throw new Error("unexpected symbol");
}
default: throw new Error("unexpected symbol");
}
}
lab1/add/8B.js
+102
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import { S8_0, S8_1, S8_2, S8_3, S8_4, S8_5, S8_6, S8_7 } from "../symbol/S8.js"
/**
* @param { symbol } a
* @param { symbol } b
* @param { boolean } carry
* @returns { [value: symbol, carry: boolean] }
*/
export function add8B(a, b, carry) {
switch (a) {
case S8_0: switch (b) {
case S8_0: return carry ? [S8_1, false] : [S8_0, false];
case S8_1: return carry ? [S8_2, false] : [S8_1, false];
case S8_2: return carry ? [S8_3, false] : [S8_2, false];
case S8_3: return carry ? [S8_4, false] : [S8_3, false];
case S8_4: return carry ? [S8_5, false] : [S8_4, false];
case S8_5: return carry ? [S8_6, false] : [S8_5, false];
case S8_6: return carry ? [S8_7, false] : [S8_6, false];
case S8_7: return carry ? [S8_0, true ] : [S8_7, false];
default: throw new Error("unexpected symbol");
}
case S8_1: switch (b) {
case S8_0: return carry ? [S8_2, false] : [S8_1, false];
case S8_1: return carry ? [S8_3, false] : [S8_2, false];
case S8_2: return carry ? [S8_4, false] : [S8_3, false];
case S8_3: return carry ? [S8_5, false] : [S8_4, false];
case S8_4: return carry ? [S8_6, false] : [S8_5, false];
case S8_5: return carry ? [S8_7, false] : [S8_6, false];
case S8_6: return carry ? [S8_0, true ] : [S8_7, false];
case S8_7: return carry ? [S8_1, true ] : [S8_0, true ];
default: throw new Error("unexpected symbol");
}
case S8_2: switch (b) {
case S8_0: return carry ? [S8_3, false] : [S8_2, false];
case S8_1: return carry ? [S8_4, false] : [S8_3, false];
case S8_2: return carry ? [S8_5, false] : [S8_4, false];
case S8_3: return carry ? [S8_6, false] : [S8_5, false];
case S8_4: return carry ? [S8_7, false] : [S8_6, false];
case S8_5: return carry ? [S8_0, true ] : [S8_7, false];
case S8_6: return carry ? [S8_1, true ] : [S8_0, true ];
case S8_7: return carry ? [S8_2, true ] : [S8_1, true ];
default: throw new Error("unexpected symbol");
}
case S8_3: switch (b) {
case S8_0: return carry ? [S8_4, false] : [S8_3, false];
case S8_1: return carry ? [S8_5, false] : [S8_4, false];
case S8_2: return carry ? [S8_6, false] : [S8_5, false];
case S8_3: return carry ? [S8_7, false] : [S8_6, false];
case S8_4: return carry ? [S8_0, true ] : [S8_7, false];
case S8_5: return carry ? [S8_1, true ] : [S8_0, true ];
case S8_6: return carry ? [S8_2, true ] : [S8_1, true ];
case S8_7: return carry ? [S8_3, true ] : [S8_2, true ];
default: throw new Error("unexpected symbol");
}
case S8_4: switch (b) {
case S8_0: return carry ? [S8_5, false] : [S8_4, false];
case S8_1: return carry ? [S8_6, false] : [S8_5, false];
case S8_2: return carry ? [S8_7, false] : [S8_6, false];
case S8_3: return carry ? [S8_0, true ] : [S8_7, false];
case S8_4: return carry ? [S8_1, true ] : [S8_0, true ];
case S8_5: return carry ? [S8_2, true ] : [S8_1, true ];
case S8_6: return carry ? [S8_3, true ] : [S8_2, true ];
case S8_7: return carry ? [S8_4, true ] : [S8_3, true ];
default: throw new Error("unexpected symbol");
}
case S8_5: switch (b) {
case S8_0: return carry ? [S8_6, false] : [S8_5, false];
case S8_1: return carry ? [S8_7, false] : [S8_6, false];
case S8_2: return carry ? [S8_0, true ] : [S8_7, false];
case S8_3: return carry ? [S8_1, true ] : [S8_0, true ];
case S8_4: return carry ? [S8_2, true ] : [S8_1, true ];
case S8_5: return carry ? [S8_3, true ] : [S8_2, true ];
case S8_6: return carry ? [S8_4, true ] : [S8_3, true ];
case S8_7: return carry ? [S8_5, true ] : [S8_4, true ];
default: throw new Error("unexpected symbol");
}
case S8_6: switch (b) {
case S8_0: return carry ? [S8_7, false] : [S8_6, false];
case S8_1: return carry ? [S8_0, true ] : [S8_7, false];
case S8_2: return carry ? [S8_1, true ] : [S8_0, true ];
case S8_3: return carry ? [S8_2, true ] : [S8_1, true ];
case S8_4: return carry ? [S8_3, true ] : [S8_2, true ];
case S8_5: return carry ? [S8_4, true ] : [S8_3, true ];
case S8_6: return carry ? [S8_5, true ] : [S8_4, true ];
case S8_7: return carry ? [S8_6, true ] : [S8_5, true ];
default: throw new Error("unexpected symbol");
}
case S8_7: switch (b) {
case S8_0: return carry ? [S8_0, true ] : [S8_7, false];
case S8_1: return carry ? [S8_1, true ] : [S8_0, true ];
case S8_2: return carry ? [S8_2, true ] : [S8_1, true ];
case S8_3: return carry ? [S8_3, true ] : [S8_2, true ];
case S8_4: return carry ? [S8_4, true ] : [S8_3, true ];
case S8_5: return carry ? [S8_5, true ] : [S8_4, true ];
case S8_6: return carry ? [S8_6, true ] : [S8_5, true ];
case S8_7: return carry ? [S8_7, true ] : [S8_6, true ];
default: throw new Error("unexpected symbol");
}
default: throw new Error("unexpected symbol");
}
}
lab1/alloc.js
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/**
* @import { Radix } from "./num.js"
*/
import { S16_0 } from "./symbol/S16.js"
import { S8_0 } from "./symbol/S8.js"
import { S2_0 } from "./symbol/S2.js"
import { S10_0 } from "./symbol/S10.js"
function alloc16() {
return [
S16_0,
S16_0,
S16_0,
S16_0,
S16_0,
S16_0,
S16_0,
S16_0
]
}
export const size16 = 8;
function alloc8() {
return [
S8_0,
S8_0,
S8_0,
S8_0,
S8_0,
S8_0,
S8_0,
S8_0,
S8_0,
S8_0,
S8_0
]
}
export const size8 = 11;
function alloc2() {
return [
S2_0,
S2_0,
S2_0,
S2_0,
S2_0,
S2_0,
S2_0,
S2_0,
S2_0,
S2_0,
S2_0,
S2_0,
S2_0,
S2_0,
S2_0,
S2_0,
S2_0,
S2_0,
S2_0,
S2_0,
S2_0,
S2_0,
S2_0,
S2_0,
S2_0,
S2_0,
S2_0,
S2_0,
S2_0,
S2_0,
S2_0,
S2_0
]
}
export const size2 = 32;
function alloc10() {
return [
S10_0,
S10_0,
S10_0,
S10_0,
S10_0,
S10_0,
S10_0,
S10_0,
S10_0,
S10_0
]
}
export const size10 = 10;
export const last10 = size10 - 1;
/**
* @param { Radix } radix
*/
export function alloc(radix) {
switch (radix) {
case 2: return alloc2();
case 8: return alloc8();
case 16: return alloc16();
case 10: return alloc10();
default: throw new Error(`unsupported radix (${radix})`);
}
}
lab1/convert.js
+403
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import { Num, dec2p0neg, dec2p1neg, dec2p2neg, dec2p3neg, dec2p4neg, dec2p5neg, dec2p6neg, dec2p7neg, dec2p8neg, dec2p9neg, dec2p10neg, dec2p11neg, dec2p12neg, dec2p13neg, dec2p14neg, dec2p15neg, dec2p16neg, dec2p17neg, dec2p18neg, dec2p19neg, dec2p20neg, dec2p21neg, dec2p22neg, dec2p23neg, dec2p24neg, dec2p25neg, dec2p26neg, dec2p27neg, dec2p28neg, dec2p29neg, dec2p30neg, dec2p31neg, dec2p0, dec2p1, dec2p2, dec2p3, dec2p4, dec2p5, dec2p6, dec2p7, dec2p8, dec2p9, dec2p10, dec2p11, dec2p12, dec2p13, dec2p14, dec2p15, dec2p16, dec2p17, dec2p18, dec2p19, dec2p20, dec2p21, dec2p22, dec2p23, dec2p24, dec2p25, dec2p26, dec2p27, dec2p28, dec2p29, dec2p30, dec2p31, kBuffer } from "./num.js";
import { alloc, size2 } from "./alloc.js"
import { add } from "./add.js";
import { neg } from "./neg.js";
import { S2_0, S2_1 } from "./symbol/S2.js";
import { not } from "./not.js";
import { S16_0, S16_1, S16_2, S16_3, S16_4, S16_5, S16_6, S16_7, S16_8, S16_9, S16_A, S16_B, S16_C, S16_D, S16_E, S16_F } from "./symbol/S16.js";
import { S8_0, S8_1, S8_2, S8_3, S8_4, S8_5, S8_6, S8_7 } from "./symbol/S8.js";
/**
* @param { number } i
*/
function subtrahend(i) {
switch (i) {
case 0: return dec2p0neg;
case 1: return dec2p1neg;
case 2: return dec2p2neg;
case 3: return dec2p3neg;
case 4: return dec2p4neg;
case 5: return dec2p5neg;
case 6: return dec2p6neg;
case 7: return dec2p7neg;
case 8: return dec2p8neg;
case 9: return dec2p9neg;
case 10: return dec2p10neg;
case 11: return dec2p11neg;
case 12: return dec2p12neg;
case 13: return dec2p13neg;
case 14: return dec2p14neg;
case 15: return dec2p15neg;
case 16: return dec2p16neg;
case 17: return dec2p17neg;
case 18: return dec2p18neg;
case 19: return dec2p19neg;
case 20: return dec2p20neg;
case 21: return dec2p21neg;
case 22: return dec2p22neg;
case 23: return dec2p23neg;
case 24: return dec2p24neg;
case 25: return dec2p25neg;
case 26: return dec2p26neg;
case 27: return dec2p27neg;
case 28: return dec2p28neg;
case 29: return dec2p29neg;
case 30: return dec2p30neg;
case 31: return dec2p31neg;
default: throw new Error(`unexpected index (${i})`)
}
}
function addend(i) {
switch (i) {
case 0: return dec2p0;
case 1: return dec2p1;
case 2: return dec2p2;
case 3: return dec2p3;
case 4: return dec2p4;
case 5: return dec2p5;
case 6: return dec2p6;
case 7: return dec2p7;
case 8: return dec2p8;
case 9: return dec2p9;
case 10: return dec2p10;
case 11: return dec2p11;
case 12: return dec2p12;
case 13: return dec2p13;
case 14: return dec2p14;
case 15: return dec2p15;
case 16: return dec2p16;
case 17: return dec2p17;
case 18: return dec2p18;
case 19: return dec2p19;
case 20: return dec2p20;
case 21: return dec2p21;
case 22: return dec2p22;
case 23: return dec2p23;
case 24: return dec2p24;
case 25: return dec2p25;
case 26: return dec2p26;
case 27: return dec2p27;
case 28: return dec2p28;
case 29: return dec2p29;
case 30: return dec2p30;
case 31: return dec2p31;
default: throw new Error(`unexpected index (${i})`)
}
}
/**
* @param { Num } a
*/
function udec2bin(a) {
const buff = alloc(2);
for (let i = size2 - 1; i >= 0; i--) {
let b = a.copy();
add(b, subtrahend(i));
if (!neg(b)) {
a = b;
buff[i] = S2_1;
}
}
return new Num(2, buff);
}
/**
* @param { Num } a
*/
export function dec2bin(a) {
const negative = neg(a);
if (negative) {
a = a.copy();
not(a);
}
const result = udec2bin(a);
if (negative) not(result);
return result;
}
/**
* @param { Num } a
*/
function ubin2dec(a) {
const result = new Num(10, alloc(10));
const { [kBuffer]: buff } = a;
for (let i = 0; i < size2; i++) {
if (buff[i] == S2_1) add(result, addend(i));
}
return result
}
/**
* @param { Num } a
*/
export function bin2dec(a) {
const negative = neg(a);
if (negative) {
a = a.copy();
not(a);
}
const result = ubin2dec(a);
if (negative) not(result);
return result;
}
/**
* @param { symbol } a
* @param { symbol } b
* @param { symbol } c
* @param { symbol } d
*/
function ubin2hexB(d, c, b, a) {
switch (a) {
case S2_0: switch (b) {
case S2_0: switch (c) {
case S2_0: switch (d) {
case S2_0: return S16_0;
case S2_1: return S16_1;
default: throw new Error("unexpected symbol");
}
case S2_1: switch (d) {
case S2_0: return S16_2;
case S2_1: return S16_3;
default: throw new Error("unexpected symbol");
}
default: throw new Error("unexpected symbol");
}
case S2_1: switch (c) {
case S2_0: switch (d) {
case S2_0: return S16_4;
case S2_1: return S16_5;
default: throw new Error("unexpected symbol");
}
case S2_1: switch (d) {
case S2_0: return S16_6;
case S2_1: return S16_7;
default: throw new Error("unexpected symbol");
}
default: throw new Error("unexpected symbol");
}
}
case S2_1: switch (b) {
case S2_0: switch (c) {
case S2_0: switch (d) {
case S2_0: return S16_8;
case S2_1: return S16_9;
default: throw new Error("unexpected symbol");
}
case S2_1: switch (d) {
case S2_0: return S16_A;
case S2_1: return S16_B;
default: throw new Error("unexpected symbol");
}
default: throw new Error("unexpected symbol");
}
case S2_1: switch (c) {
case S2_0: switch (d) {
case S2_0: return S16_C;
case S2_1: return S16_D;
default: throw new Error("unexpected symbol");
}
case S2_1: switch (d) {
case S2_0: return S16_E;
case S2_1: return S16_F;
default: throw new Error("unexpected symbol");
}
default: throw new Error("unexpected symbol");
}
}
default: throw new Error("unexpected symbol");
}
}
/**
* @param { Num } a
*/
function ubin2hex(a) {
const buff = alloc(16);
const { [kBuffer]: buffer } = a;
for (let i = 0; i < buff.length; i++) {
const a = buffer[(i * 4)] ?? S2_0;
const b = buffer[(i * 4) + 1] ?? S2_0;
const c = buffer[(i * 4) + 2] ?? S2_0;
const d = buffer[(i * 4) + 3] ?? S2_0;
buff[i] = ubin2hexB(a, b, c, d);
}
return new Num(16, buff);
}
/**
* @param { Num } a
*/
export function bin2hex(a) {
const negative = neg(a);
if (negative) {
a = a.copy();
not(a);
}
const result = ubin2hex(a);
if (negative) not(result);
return result;
}
/**
* @param { symbol } a
* @returns { [symbol, symbol, symbol, symbol] }
*/
function uhex2binB(a) {
switch (a) {
case S16_0: return [S2_0, S2_0, S2_0, S2_0];
case S16_1: return [S2_0, S2_0, S2_0, S2_1];
case S16_2: return [S2_0, S2_0, S2_1, S2_0];
case S16_3: return [S2_0, S2_0, S2_1, S2_1];
case S16_4: return [S2_0, S2_1, S2_0, S2_0];
case S16_5: return [S2_0, S2_1, S2_0, S2_1];
case S16_6: return [S2_0, S2_1, S2_1, S2_0];
case S16_7: return [S2_0, S2_1, S2_1, S2_1];
case S16_8: return [S2_1, S2_0, S2_0, S2_0];
case S16_9: return [S2_1, S2_0, S2_0, S2_1];
case S16_A: return [S2_1, S2_0, S2_1, S2_0];
case S16_B: return [S2_1, S2_0, S2_1, S2_1];
case S16_C: return [S2_1, S2_1, S2_0, S2_0];
case S16_D: return [S2_1, S2_1, S2_0, S2_1];
case S16_E: return [S2_1, S2_1, S2_1, S2_0];
case S16_F: return [S2_1, S2_1, S2_1, S2_1];
default: throw new Error("unexpected symbol");
}
}
/**
* @param { Num } a
*/
function uhex2bin(a) {
const buff = alloc(2);
const { [kBuffer]: buffer } = a;
for (let i = 0; i < buffer.length; i++) {
const [d, c, b, a] = uhex2binB(buffer[i]);
if ((i * 4) < buff.length) buff[(i * 4)] = a;
if ((i * 4) + 1 < buff.length) buff[(i * 4) + 1] = b;
if ((i * 4) + 2 < buff.length) buff[(i * 4) + 2] = c;
if ((i * 4) + 3< buff.length) buff[(i * 4) + 3] = d;
}
return new Num(2, buff);
}
/**
* @param { Num } a
*/
export function hex2bin(a) {
const negative = neg(a);
if (negative) {
a = a.copy();
not(a);
}
const result = uhex2bin(a);
if (negative) not(result);
return result;
}
/**
* @param { symbol } a
* @param { symbol } b
* @param { symbol } c
*/
function ubin2octB(c, b, a) {
switch (a) {
case S2_0: switch (b) {
case S2_0: switch (c) {
case S2_0: return S8_0;
case S2_1: return S8_1;
default: throw new Error("unexpected symbol");
}
case S2_1: switch (c) {
case S2_0: return S8_2;
case S2_1: return S8_3;
default: throw new Error("unexpected symbol");
}
default: throw new Error("unexpected symbol");
}
case S2_1: switch (b) {
case S2_0: switch (c) {
case S2_0: return S8_4;
case S2_1: return S8_5;
default: throw new Error("unexpected symbol");
}
case S2_1: switch (c) {
case S2_0: return S8_6;
case S2_1: return S8_7;
default: throw new Error("unexpected symbol");
}
default: throw new Error("unexpected symbol");
}
default: throw new Error("unexpected symbol");
}
}
/**
* @param { Num } a
*/
function ubin2oct(a) {
const buff = alloc(8);
const { [kBuffer]: buffer } = a;
for (let i = 0; i < buff.length; i++) {
const a = buffer[(i * 3)] ?? S2_0;
const b = buffer[(i * 3) + 1] ?? S2_0;
const c = buffer[(i * 3) + 2] ?? S2_0;
buff[i] = ubin2octB(a, b, c);
}
return new Num(8, buff);
}
/**
* @param { Num } a
*/
export function bin2oct(a) {
const negative = neg(a);
if (negative) {
a = a.copy();
not(a);
}
const result = ubin2oct(a);
if (negative) not(result);
return result;
}
/**
* @param { symbol } a
* @returns { [symbol, symbol, symbol] }
*/
function uoct2binB(a) {
switch (a) {
case S8_0: return [S2_0, S2_0, S2_0];
case S8_1: return [S2_0, S2_0, S2_1];
case S8_2: return [S2_0, S2_1, S2_0];
case S8_3: return [S2_0, S2_1, S2_1];
case S8_4: return [S2_1, S2_0, S2_0];
case S8_5: return [S2_1, S2_0, S2_1];
case S8_6: return [S2_1, S2_1, S2_0];
case S8_7: return [S2_1, S2_1, S2_1];
default: throw new Error("unexpected symbol");
}
}
/**
* @param { Num } a
*/
function uoct2bin(a) {
const buff = alloc(2);
const { [kBuffer]: buffer } = a;
for (let i = 0; i < buffer.length; i++) {
const [c, b, a] = uoct2binB(buffer[i]);
if ((i * 3) < buff.length) buff[(i * 3)] = a;
if ((i * 3) + 1 < buff.length) buff[(i * 3) + 1] = b;
if ((i * 3) + 2 < buff.length) buff[(i * 3) + 2] = c;
}
return new Num(2, buff);
}
/**
* @param { Num } a
*/
export function oct2bin(a) {
const negative = neg(a);
if (negative) {
a = a.copy();
not(a);
}
const result = uoct2bin(a);
if (negative) not(result);
return result;
}
lab1/convert.test.js
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import { Num } from "./index.js"
for (let i = 0; i < 0xFFFF; i++) {
const str2 = `0b${i.toString(2).toUpperCase()}`;
const str8 = `0o${i.toString(8).toUpperCase()}`;
const str16 = `0x${i.toString(16).toUpperCase()}`;
const str10 = i.toString(10).toUpperCase();
const t2 = Num.parse(str2);
const t8 = Num.parse(str8);
const t16 = Num.parse(str16);
const t10 = Num.parse(str10);
if (t2.as(2).toString() !== str2) throw new Error(`${str2}:${t2.as(2).toString()}`);
if (t2.as(8).toString() !== str8) throw new Error(`${str2}:${t2.as(8).toString()}`);
if (t2.as(16).toString() !== str16) throw new Error(`${str2}:${t2.as(16).toString()}`);
if (t2.as(10).toString() !== str10) throw new Error(`${str2}:${t2.as(10).toString()}`);
if (t8.as(2).toString() !== str2) throw new Error(`${str2}:${t8.as(2).toString()}`);
if (t8.as(8).toString() !== str8) throw new Error(`${str2}:${t8.as(8).toString()}`);
if (t8.as(16).toString() !== str16) throw new Error(`${str2}:${t8.as(16).toString()}`);
if (t8.as(10).toString() !== str10) throw new Error(`${str2}:${t8.as(10).toString()}`);
if (t16.as(2).toString() !== str2) throw new Error(`${str2}:${t16.as(2).toString()}`);
if (t16.as(8).toString() !== str8) throw new Error(`${str2}:${t16.as(8).toString()}`);
if (t16.as(16).toString() !== str16) throw new Error(`${str2}:${t16.as(16).toString()}`);
if (t16.as(10).toString() !== str10) throw new Error(`${str2}:${t16.as(10).toString()}`);
if (t10.as(2).toString() !== str2) throw new Error(`${str2}:${t10.as(2).toString()}`);
if (t10.as(8).toString() !== str8) throw new Error(`${str2}:${t10.as(8).toString()}`);
if (t10.as(16).toString() !== str16) throw new Error(`${str2}:${t10.as(16).toString()}`);
if (t10.as(10).toString() !== str10) throw new Error(`${str2}:${t10.as(10).toString()}`);
}
lab1/demo.js
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import { Num, add, sub } from "./index.js";
const A = 123123;
const B = 879;
const a = Num.parse(A.toString());
const b = Num.parse(B.toString());
/**@type { { expression: string; correct: boolean; }[] } */
const results = [];
for (const radix of /**@type { const } */([10, 2, 8, 16])) {
const a1 = a.as(radix);
const b1 = b.as(radix);
// console.log(`a { radix: ${radix} } ${ a1.toString() } (${ Number(a1.toString()) == A })`);
results.push({
expression: `a { radix: ${radix} } ${ a1.toString() }`,
correct: Number(a1.toString()) == A
});
// console.log(`b { radix: ${radix} } ${ b1.toString() } (${ Number(b1.toString()) == B })`);
results.push({
expression: `b { radix: ${radix} } ${ b1.toString() }`,
correct: Number(b1.toString()) == B
});
const a2 = a1.copy()
const a3 = a1.copy();
add(a2, b1);
sub(a3, b1);
// console.log(`a + b = ${ a2.toString() } (${ Number(a2.toString()) == (A + B) })`);
results.push({
expression: `a + b = ${ a2.toString() }`,
correct: Number(a2.toString()) == (A + B)
});
// console.log(`a - b = ${ a3.toString() } (${ Number(a3.toString()) == (A - B) })`);
results.push({
expression: `a - b = ${ a3.toString() }`,
correct: Number(a3.toString()) == (A - B)
});
}
console.table(results);
lab1/index.js
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export { add } from "./add.js"
export { sub } from "./sub.js"
export { not } from "./not.js"
export { Num } from "./num.js"
lab1/math.test.js
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/**
* @import { Radix } from "./num.js"
*/
import { Num, add, sub } from "./index.js"
/**
* @param { number } number
* @param { number } radix
* @param { string } prefix
*/
function stringify(number, radix, prefix) {
return (Math.sign(number) === -1 ? "-" : "") + prefix + Math.abs(number).toString(radix).toUpperCase();
}
for (const [radix, prefix] of /**@type { [radix: Radix, prefix: string][]}*/([[2, "0b"], [8, "0o"], [16, "0x"], [10, ""]])) {
for (let i = 0; i < 0xFFF; i++) {
for (let j = 0; j < 0xFFF; j++) {
const a1 = Num.parse(`${prefix}${i.toString(radix)}`);
const a2 = a1.copy();
const b = Num.parse(`${prefix}${j.toString(radix)}`);
add(a1, b);
sub(a2, b);
console.assert(a1.toString() === stringify(i + j, radix, prefix), i, j, stringify(i + j, radix, prefix), a1.toString());
console.assert(a2.toString() === stringify(i - j, radix, prefix), i, j, stringify(i - j, radix, prefix), a2.toString());
}
}
}
lab1/neg.js
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/**
* @import { Num } from "./num.js"
*/
import { S16_0, S16_1, S16_2, S16_3, S16_4, S16_5, S16_6, S16_7, S16_8, S16_9, S16_A, S16_B, S16_C, S16_D, S16_E, S16_F } from "./symbol/S16.js"
import { S8_0, S8_1, S8_2, S8_3, S8_4, S8_5, S8_6, S8_7 } from "./symbol/S8.js"
import { S2_0, S2_1 } from "./symbol/S2.js"
import { S10_0, S10_1, S10_2, S10_3, S10_4, S10_5, S10_6, S10_7, S10_8, S10_9 } from "./symbol/S10.js"
import { kBuffer } from "./num.js"
/**
* @param { Num } a
*/
function neg16(a) {
const { [kBuffer]: buff } = a;
switch (buff[buff.length - 1]) {
case S16_0: return false;
case S16_1: return false;
case S16_2: return false;
case S16_3: return false;
case S16_4: return false;
case S16_5: return false;
case S16_6: return false;
case S16_7: return false;
case S16_8: return true;
case S16_9: return true;
case S16_A: return true;
case S16_B: return true;
case S16_C: return true;
case S16_D: return true;
case S16_E: return true;
case S16_F: return true;
default: throw new Error("unexpected symbol");
}
}
/**
* @param { Num } a
*/
function neg8(a) {
const { [kBuffer]: buff } = a;
switch (buff[buff.length - 1]) {
case S8_0: return false;
case S8_1: return false;
case S8_2: return false;
case S8_3: return false;
case S8_4: return true;
case S8_5: return true;
case S8_6: return true;
case S8_7: return true;
default: throw new Error("unexpected symbol");
}
}
/**
* @param { Num } a
*/
function neg2(a) {
const { [kBuffer]: buff } = a;
switch (buff[buff.length - 1]) {
case S2_0: return false;
case S2_1: return true;
default: throw new Error("unexpected symbol");
}
}
/**
* @param { Num } a
*/
function neg10(a) {
const { [kBuffer]: buff } = a;
switch (buff[buff.length - 1]) {
case S10_0: return false;
case S10_1: return false;
case S10_2: return false;
case S10_3: return false;
case S10_4: return false;
case S10_5: return true;
case S10_6: return true;
case S10_7: return true;
case S10_8: return true;
case S10_9: return true;
default: throw new Error("unexpected symbol");
}
}
/**
* @param { Num } a
*/
export function neg(a) {
switch (a.radix) {
case 2: return neg2(a);
case 8: return neg8(a);
case 16: return neg16(a);
case 10: return neg10(a);
default: throw new Error(`unsupported radix (${a.radix})`);
}
}
lab1/not.js
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import { S16_0, S16_1, S16_2, S16_3, S16_4, S16_5, S16_6, S16_7, S16_8, S16_9, S16_A, S16_B, S16_C, S16_D, S16_E, S16_F } from "./symbol/S16.js"
import { S8_0, S8_1, S8_2, S8_3, S8_4, S8_5, S8_6, S8_7 } from "./symbol/S8.js"
import { S2_0, S2_1 } from "./symbol/S2.js"
import { S10_0, S10_1, S10_2, S10_3, S10_4, S10_5, S10_6, S10_7, S10_8, S10_9 } from "./symbol/S10.js"
import { kBuffer, Num } from "./num.js"
import { add16, add8, add2, add10 } from "./add.js"
import { size16, size8, size2, size10 } from "./alloc.js"
import { one10, one16, one2, one8 } from "./num.js"
/**
* @param { symbol } a
*/
function not16B(a) {
switch (a) {
case S16_0: return S16_F;
case S16_1: return S16_E;
case S16_2: return S16_D;
case S16_3: return S16_C;
case S16_4: return S16_B;
case S16_5: return S16_A;
case S16_6: return S16_9;
case S16_7: return S16_8;
case S16_8: return S16_7;
case S16_9: return S16_6;
case S16_A: return S16_5;
case S16_B: return S16_4;
case S16_C: return S16_3;
case S16_D: return S16_2;
case S16_E: return S16_1;
case S16_F: return S16_0;
default: throw new Error("unexpected symbol");
}
}
/**
* @param { symbol } a
*/
function not8B(a) {
switch (a) {
case S8_0: return S8_7;
case S8_1: return S8_6;
case S8_2: return S8_5;
case S8_3: return S8_4;
case S8_4: return S8_3;
case S8_5: return S8_2;
case S8_6: return S8_1;
case S8_7: return S8_0;
default: throw new Error("unexpected symbol");
}
}
/**
* @param { symbol } a
*/
function not2B(a) {
switch (a) {
case S2_0: return S2_1;
case S2_1: return S2_0;
default: throw new Error("unexpected symbol");
}
}
/**
* @param { symbol } a
*/
function not10B(a) {
switch (a) {
case S10_0: return S10_9;
case S10_1: return S10_8;
case S10_2: return S10_7;
case S10_3: return S10_6;
case S10_4: return S10_5;
case S10_5: return S10_4;
case S10_6: return S10_3;
case S10_7: return S10_2;
case S10_8: return S10_1;
case S10_9: return S10_0;
default: throw new Error("unexpected symbol");
}
}
/**
* @param { Num } a
*/
export function not16(a) {
const { [kBuffer]: buff } = a;
for (let i = 0; i < size16; i++) {
buff[i] = not16B(buff[i]);
}
add16(a, one16);
}
/**
* @param { Num } a
*/
export function not8(a) {
const { [kBuffer]: buff } = a;
for (let i = 0; i < size8; i++) {
buff[i] = not8B(buff[i]);
}
add8(a, one8);
}
/**
* @param { Num } a
*/
export function not2(a) {
const { [kBuffer]: buff } = a;
for (let i = 0; i < size2; i++) {
buff[i] = not2B(buff[i]);
}
add2(a, one2);
}
/**
* @param { Num } a
*/
export function not10(a) {
const { [kBuffer]: buff } = a;
for (let i = 0; i < size10; i++) {
buff[i] = not10B(buff[i]);
}
add10(a, one10);
}
/**
* @param { Num } a
*/
export function not(a) {
switch (a.radix) {
case 2: return not2(a);
case 8: return not8(a);
case 16: return not16(a);
case 10: return not10(a);
default: throw new Error(`unsupported radix (${a.radix})`);
}
}
lab1/num.js
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import { alloc } from "./alloc.js";
import { bin2dec, bin2hex, bin2oct, dec2bin, hex2bin, oct2bin } from "./convert.js";
import { neg } from "./neg.js";
import { not } from "./not.js";
import { parse } from "./parse.js";
import { string } from "./string.js";
import { __throw } from "./utils.js";
export const kBuffer = Symbol("buffer");
/**
* @typedef { 2 | 8 | 16 | 10 } Radix
*/
export class Num {
/**
* @param { string } value
*/
static parse(value) {
/**@type { Radix } */
let radix = 10;
if (value.startsWith("0b")) radix = 2;
else if (value.startsWith("0o")) radix = 8;
else if (value.startsWith("0x")) radix = 16;
const buff = alloc(radix);
if (radix !== 10) value = value.substring(2);
if (value === "") throw new Error("unexpected end of seaquence")
parse(radix, value, buff);
return new Num(radix, buff);
}
/**
*
* @param { Radix } radix
* @param { symbol[] } buffer
* @returns
*/
constructor(radix, buffer) {
this.radix = radix;
this[kBuffer] = buffer;
}
/**
* @readonly
* @type { Radix }
*/
radix;
copy() {
return new Num(this.radix, [...this[kBuffer]]);
}
toString() {
/**@type { Num } */
let target = this;
const negative = neg(target);
if (negative) not((target = target.copy()));
return negative ? `-${ string(target) }` : string(target);
}
/**
* @param { Radix } radix
* @returns { Num }
*/
as(radix) {
if (this.radix == radix) return this.copy();
if (radix == 2) {
switch (this.radix) {
case 8: return oct2bin(this);
case 16: return hex2bin(this);
case 10: return dec2bin(this);
default: throw new Error();
}
} else if (this.radix == 2) {
switch (radix) {
case 8: return bin2oct(this);
case 16: return bin2hex(this);
case 10: return bin2dec(this);
default: throw new Error();
}
}
return this.as(2).as(radix);
}
/**@see https://github.com/microsoft/TypeScript/issues/60590 */
// /**
// * @protected
// * @type { symbol[] }
// */
// [kBuffer];
}
export const one16 = Num.parse("0x1");
export const one8 = Num.parse("0o1");
export const one2 = Num.parse("0b1");
export const one10 = Num.parse("1");
export const dec2p0 = Num.parse("1");
export const dec2p0neg = dec2p0.copy();
not(dec2p0neg);
export const dec2p1 = Num.parse("2");
export const dec2p1neg = dec2p1.copy();
not(dec2p1neg);
export const dec2p2 = Num.parse("4");
export const dec2p2neg = dec2p2.copy();
not(dec2p2neg);
export const dec2p3 = Num.parse("8");
export const dec2p3neg = dec2p3.copy();
not(dec2p3neg);
export const dec2p4 = Num.parse("16");
export const dec2p4neg = dec2p4.copy();
not(dec2p4neg);
export const dec2p5 = Num.parse("32");
export const dec2p5neg = dec2p5.copy();
not(dec2p5neg);
export const dec2p6 = Num.parse("64");
export const dec2p6neg = dec2p6.copy();
not(dec2p6neg);
export const dec2p7 = Num.parse("128");
export const dec2p7neg = dec2p7.copy();
not(dec2p7neg);
export const dec2p8 = Num.parse("256");
export const dec2p8neg = dec2p8.copy();
not(dec2p8neg);
export const dec2p9 = Num.parse("512");
export const dec2p9neg = dec2p9.copy();
not(dec2p9neg);
export const dec2p10 = Num.parse("1024");
export const dec2p10neg = dec2p10.copy();
not(dec2p10neg);
export const dec2p11 = Num.parse("2048");
export const dec2p11neg = dec2p11.copy();
not(dec2p11neg);
export const dec2p12 = Num.parse("4096");
export const dec2p12neg = dec2p12.copy();
not(dec2p12neg);
export const dec2p13 = Num.parse("8192");
export const dec2p13neg = dec2p13.copy();
not(dec2p13neg);
export const dec2p14 = Num.parse("16384");
export const dec2p14neg = dec2p14.copy();
not(dec2p14neg);
export const dec2p15 = Num.parse("32768");
export const dec2p15neg = dec2p15.copy();
not(dec2p15neg);
export const dec2p16 = Num.parse("65536");
export const dec2p16neg = dec2p16.copy();
not(dec2p16neg);
export const dec2p17 = Num.parse("131072");
export const dec2p17neg = dec2p17.copy();
not(dec2p17neg);
export const dec2p18 = Num.parse("262144");
export const dec2p18neg = dec2p18.copy();
not(dec2p18neg);
export const dec2p19 = Num.parse("524288");
export const dec2p19neg = dec2p19.copy();
not(dec2p19neg);
export const dec2p20 = Num.parse("1048576");
export const dec2p20neg = dec2p20.copy();
not(dec2p20neg);
export const dec2p21 = Num.parse("2097152");
export const dec2p21neg = dec2p21.copy();
not(dec2p21neg);
export const dec2p22 = Num.parse("4194304");
export const dec2p22neg = dec2p22.copy();
not(dec2p22neg);
export const dec2p23 = Num.parse("8388608");
export const dec2p23neg = dec2p23.copy();
not(dec2p23neg);
export const dec2p24 = Num.parse("16777216");
export const dec2p24neg = dec2p24.copy();
not(dec2p24neg);
export const dec2p25 = Num.parse("33554432");
export const dec2p25neg = dec2p25.copy();
not(dec2p25neg);
export const dec2p26 = Num.parse("67108864");
export const dec2p26neg = dec2p26.copy();
not(dec2p26neg);
export const dec2p27 = Num.parse("134217728");
export const dec2p27neg = dec2p27.copy();
not(dec2p27neg);
export const dec2p28 = Num.parse("268435456");
export const dec2p28neg = dec2p28.copy();
not(dec2p28neg);
export const dec2p29 = Num.parse("536870912");
export const dec2p29neg = dec2p29.copy();
not(dec2p29neg);
export const dec2p30 = Num.parse("1073741824");
export const dec2p30neg = dec2p30.copy();
not(dec2p30neg);
export const dec2p31 = Num.parse("2147483648");
export const dec2p31neg = dec2p31.copy();
not(dec2p31neg);
lab1/package.json
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{
"type": "module"
}
lab1/parse.js
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/**
* @import { Radix } from "./num.js"
*/
import { S16_0, S16_1, S16_2, S16_3, S16_4, S16_5, S16_6, S16_7, S16_8, S16_9, S16_A, S16_B, S16_C, S16_D, S16_E, S16_F } from "./symbol/S16.js"
import { S8_0, S8_1, S8_2, S8_3, S8_4, S8_5, S8_6, S8_7 } from "./symbol/S8.js"
import { S2_0, S2_1 } from "./symbol/S2.js"
import { S10_0, S10_1, S10_2, S10_3, S10_4, S10_5, S10_6, S10_7, S10_8, S10_9 } from "./symbol/S10.js"
import { __throw } from "./utils.js";
/**
* @param { string } char
*/
function parse16B(char) {
switch (char) {
case "0": return S16_0;
case "1": return S16_1;
case "2": return S16_2;
case "3": return S16_3;
case "4": return S16_4;
case "5": return S16_5;
case "6": return S16_6;
case "7": return S16_7;
case "8": return S16_8;
case "9": return S16_9;
case "a": return S16_A;
case "A": return S16_A;
case "b": return S16_B;
case "B": return S16_B;
case "c": return S16_C;
case "C": return S16_C;
case "d": return S16_D;
case "D": return S16_D;
case "e": return S16_E;
case "E": return S16_E;
case "f": return S16_F;
case "F": return S16_F;
default: throw new Error(`unexpected symbol (${char})`)
}
}
/**
* @param { string } char
*/
function parse8B(char) {
switch (char) {
case "0": return S8_0;
case "1": return S8_1;
case "2": return S8_2;
case "3": return S8_3;
case "4": return S8_4;
case "5": return S8_5;
case "6": return S8_6;
case "7": return S8_7;
default: throw new Error(`unexpected symbol (${char})`)
}
}
/**
* @param { string } char
*/
function parse2B(char) {
switch (char) {
case "0": return S2_0;
case "1": return S2_1;
default: throw new Error(`unexpected symbol (${char})`)
}
}
/**
* @param { string } char
*/
function parse10B(char) {
switch (char) {
case "0": return S10_0;
case "1": return S10_1;
case "2": return S10_2;
case "3": return S10_3;
case "4": return S10_4;
case "5": return S10_5;
case "6": return S10_6;
case "7": return S10_7;
case "8": return S10_8;
case "9": return S10_9;
default: throw new Error(`unexpected symbol (${char})`)
}
}
/**
* @param { string } value
* @param { symbol[] } buffer
*/
function parse16(value, buffer) {
for (let i = 0, j = value.length - 1; i < buffer.length && j >= 0; i++, j--) {
buffer[i] = parse16B(value[j]);
}
}
/**
* @param { string } value
* @param { symbol[] } buffer
*/
function parse8(value, buffer) {
for (let i = 0, j = value.length - 1; i < buffer.length && j >= 0; i++, j--) {
buffer[i] = parse8B(value[j]);
}
}
/**
* @param { string } value
* @param { symbol[] } buffer
*/
function parse2(value, buffer) {
for (let i = 0, j = value.length - 1; i < buffer.length && j >= 0; i++, j--) {
buffer[i] = parse2B(value[j]);
}
}
/**
* @param { string } value
* @param { symbol[] } buffer
*/
function parse10(value, buffer) {
for (let i = 0, j = value.length - 1; i < buffer.length && j >= 0; i++, j--) {
buffer[i] = parse10B(value[j]);
}
}
/**
* @param { Radix } radix
* @param { string } value
* @param { symbol[] } buffer
*/
export function parse(radix, value, buffer) {
switch (radix) {
case 2: return parse2(value, buffer);
case 8: return parse8(value, buffer);
case 16: return parse16(value, buffer);
case 10: return parse10(value, buffer);
default: throw new Error(`unsupported radix (${radix})`);
}
}
lab1/string.js
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/**
* @import { Num } from "./num.js"
*/
import { kBuffer } from "./num.js";
import { string16B } from "./string/16B.js"
import { string8B } from "./string/8B.js"
import { string2B } from "./string/2B.js";
import { string10B } from "./string/10B.js"
import { S8_0 } from "./symbol/S8.js";
import { S16_0 } from "./symbol/S16.js";
import { S2_0 } from "./symbol/S2.js";
import { S10_0 } from "./symbol/S10.js";
/**
* @param { Num } n
*/
export function string16(n) {
const { [kBuffer]: buff } = n;
let str = ""
for (let i = buff.length - 1; i >= 0; i--) if (buff[i] !== S16_0) while (i >= 0) str += string16B(buff[i--]);
return `0x${str.padStart(1, "0")}`;
}
/**
* @param { Num } n
*/
export function string8(n) {
const { [kBuffer]: buff } = n;
let str = ""
for (let i = buff.length - 1; i >= 0; i--) if (buff[i] !== S8_0) while (i >= 0) str += string8B(buff[i--]);
return `0o${str.padStart(1, "0")}`;
}
/**
* @param { Num } n
*/
export function string2(n) {
const { [kBuffer]: buff } = n;
let str = ""
for (let i = buff.length - 1; i >= 0; i--) if (buff[i] !== S2_0) while (i >= 0) str += string2B(buff[i--]);
return `0b${str.padStart(1, "0")}`;
}
/**
* @param { Num } n
*/
export function string10(n) {
const { [kBuffer]: buff } = n;
let str = ""
for (let i = buff.length - 1; i >= 0; i--) if (buff[i] !== S10_0) while (i >= 0) str += string10B(buff[i--]);
return str.padStart(1, "0");
}
/**
* @param { Num } n
*/
export function string(n) {
switch (n.radix) {
case 2: return string2(n);
case 8: return string8(n);
case 16: return string16(n);
case 10: return string10(n);
default: throw new Error(`unsupported radix (${n.radix})`);
}
}
lab1/string/10B.js
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import { S10_0, S10_1, S10_2, S10_3, S10_4, S10_5, S10_6, S10_7, S10_8, S10_9 } from "../symbol/S10.js"
/**
* @param { symbol } s
*/
export function string10B(s) {
switch (s) {
case S10_0: return "0";
case S10_1: return "1";
case S10_2: return "2";
case S10_3: return "3";
case S10_4: return "4";
case S10_5: return "5";
case S10_6: return "6";
case S10_7: return "7";
case S10_8: return "8";
case S10_9: return "9";
default: throw new Error("unexpected symbol");
}
}
lab1/string/16B.js
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import { S16_0, S16_1, S16_2, S16_3, S16_4, S16_5, S16_6, S16_7, S16_8, S16_9, S16_A, S16_B, S16_C, S16_D, S16_E, S16_F } from "../symbol/S16.js"
/**
* @param { symbol } s
*/
export function string16B(s) {
switch (s) {
case S16_0: return "0";
case S16_1: return "1";
case S16_2: return "2";
case S16_3: return "3";
case S16_4: return "4";
case S16_5: return "5";
case S16_6: return "6";
case S16_7: return "7";
case S16_8: return "8";
case S16_9: return "9";
case S16_A: return "A";
case S16_B: return "B";
case S16_C: return "C";
case S16_D: return "D";
case S16_E: return "E";
case S16_F: return "F";
default: throw new Error("unexpected symbol");
}
}
lab1/string/2B.js
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import { S2_0, S2_1 } from "../symbol/S2.js"
/**
* @param { symbol } s
*/
export function string2B(s) {
switch (s) {
case S2_0: return "0";
case S2_1: return "1";
default: throw new Error("unexpected symbol");
}
}
lab1/string/8B.js
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import { S8_0, S8_1, S8_2, S8_3, S8_4, S8_5, S8_6, S8_7 } from "../symbol/S8.js"
/**
* @param { symbol } s
*/
export function string8B(s) {
switch (s) {
case S8_0: return "0";
case S8_1: return "1";
case S8_2: return "2";
case S8_3: return "3";
case S8_4: return "4";
case S8_5: return "5";
case S8_6: return "6";
case S8_7: return "7";
default: throw new Error("unexpected symbol");
}
}
lab1/sub.js
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/**
* @import { Num } from "./num.js"
*/
import { add } from "./add.js";
import { not } from "./not.js";
/**
* @param { Num } a
* @param { Num } b
*/
export function sub(a, b) {
b = b.copy();
not(b);
add(a, b);
}
lab1/symbol/S10.js
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export const S10_0 = Symbol("0");
export const S10_1 = Symbol("1");
export const S10_2 = Symbol("2");
export const S10_3 = Symbol("3");
export const S10_4 = Symbol("4");
export const S10_5 = Symbol("5");
export const S10_6 = Symbol("6");
export const S10_7 = Symbol("7");
export const S10_8 = Symbol("8");
export const S10_9 = Symbol("9");
lab1/symbol/S16.js
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export const S16_0 = Symbol("0");
export const S16_1 = Symbol("1");
export const S16_2 = Symbol("2");
export const S16_3 = Symbol("3");
export const S16_4 = Symbol("4");
export const S16_5 = Symbol("5");
export const S16_6 = Symbol("6");
export const S16_7 = Symbol("7");
export const S16_8 = Symbol("8");
export const S16_9 = Symbol("9");
export const S16_A = Symbol("A");
export const S16_B = Symbol("B");
export const S16_C = Symbol("C");
export const S16_D = Symbol("D");
export const S16_E = Symbol("E");
export const S16_F = Symbol("F");
lab1/symbol/S2.js
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export const S2_0 = Symbol("0");
export const S2_1 = Symbol("1");
lab1/symbol/S8.js
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export const S8_0 = Symbol("0");
export const S8_1 = Symbol("1");
export const S8_2 = Symbol("2");
export const S8_3 = Symbol("3");
export const S8_4 = Symbol("4");
export const S8_5 = Symbol("5");
export const S8_6 = Symbol("6");
export const S8_7 = Symbol("7");
lab1/utils.js
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/**
* @param { unknown } err
* @returns { never }
*/
export function __throw(err) {
throw err;
}