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Add table section support to lib/parse

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Originally part of #288
This commit is contained in:
dcodeIO
2018-10-03 03:30:00 +02:00
parent eeb8a8fd6c
commit 59e2a63b83
8 changed files with 922 additions and 834 deletions
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25
lib/parse/assembly/index.ts
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@ -7,7 +7,7 @@ import {
ExternalKind,
NameType,
MAX_PAGES,
MAX_TABLES,
MAX_ELEMS,
Opcode
} from "../src/common";
@ -199,7 +199,7 @@ export function parse(begin: usize, end: usize): void {
let type = readVarint(7) & 0x7f;
let flags = readVaruint(1);
let initial = readVaruint(32);
let maximum: u32 = flags & 1 ? readVaruint(32) : MAX_TABLES;
let maximum = flags & 1 ? readVaruint(32) : <u32>MAX_ELEMS;
opt.onTableImport(
tbl_space_index++,
type,
@ -212,7 +212,7 @@ export function parse(begin: usize, end: usize): void {
case ExternalKind.Memory: {
let flags = readVaruint(1);
let initial = readVaruint(32);
let maximum: u32 = flags & 1 ? readVaruint(32) : MAX_PAGES;
let maximum = flags & 1 ? readVaruint(32) : <u32>MAX_PAGES;
opt.onMemoryImport(
mem_space_index++,
initial,
@ -247,12 +247,29 @@ export function parse(begin: usize, end: usize): void {
}
break;
}
case SectionId.Table: {
let count = readVaruint(32);
for (let index: u32 = 0; index < count; ++index) {
let type = readVaruint(7) & 0x7f;
let flags = readVaruint(1);
let initial = readVaruint(32);
let maximum = flags & 1 ? readVaruint(32) : <u32>MAX_ELEMS;
opt.onTable(
tbl_space_index++,
type,
initial,
maximum,
flags
);
}
break;
}
case SectionId.Memory: {
let count = readVaruint(32);
for (let index: u32 = 0; index < count; ++index) {
let flags = readVaruint(1);
let initial = readVaruint(32);
let maximum: u32 = flags ? readVaruint(32) : MAX_PAGES;
let maximum = flags & 1 ? readVaruint(32) : <u32>MAX_PAGES;
opt.onMemory(
mem_space_index++,
initial,