mirror of
https://github.com/fluencelabs/assemblyscript
synced 2025-06-16 00:11:28 +00:00
Initial external decorator for annotating explicit import names; Use file name as default module name in imports; Emit empty memory if there are no static segments; Update TLSF and examples accordingly
This commit is contained in:
dcodeIO
@ -11,6 +11,8 @@ import {
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Opcode
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} from "../src/common";
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import * as opt from "./options";
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/** Current offset in memory. */
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var off: usize = 0;
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@ -104,26 +106,6 @@ function skipInitExpr(): void {
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if (readUint<u8>() != Opcode.end) unreachable();
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}
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// Imported callbacks
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declare function onSection(id: u32, offset: u32, length: u32, nameOffset: u32, nameLength: u32): bool;
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declare function onType(index: u32, form: u32): void;
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declare function onTypeParam(index: u32, paramIndex: u32, paramType: u32): void;
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declare function onTypeReturn(index: u32, returnIndex: u32, returnType: u32): void;
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declare function onImport(index: u32, kind: u32, moduleOff: u32, moduleLen: u32, fieldOff: u32, fieldLen: u32): void;
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declare function onFunctionImport(index: u32, type: u32): void;
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declare function onTableImport(index: u32, type: u32, initial: u32, maximum: u32, flags: u32): void;
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declare function onMemoryImport(index: u32, initial: u32, maximum: u32, flags: u32): void;
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declare function onGlobalImport(index: u32, type: u32, mutability: u32): void;
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declare function onMemory(index: u32, initial: u32, maximum: u32, flags: u32): void;
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declare function onFunction(index: u32, typeIndex: u32): void;
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declare function onGlobal(index: u32, type: u32, mutability: u32): void;
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declare function onExport(index: u32, kind: u32, kindIndex: u32, nameOffset: u32, nameLength: u32): void;
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declare function onStart(index: u32): void;
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declare function onSourceMappingURL(offset: u32, length: u32): void;
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declare function onModuleName(offset: u32, length: u32): void;
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declare function onFunctionName(index: u32, offset: u32, length: u32): void;
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declare function onLocalName(funcIndex: u32, index: u32, offset: u32, length: u32): void;
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/** Starts parsing the module that has been placed in memory. */
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export function parse(begin: usize, end: usize): void {
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off = begin;
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@ -149,7 +131,7 @@ export function parse(begin: usize, end: usize): void {
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payload_len -= off - before;
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} else if (id > <u32>SectionId.Data) unreachable();
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let payload_off = off;
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if (onSection(
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if (opt.onSection(
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id,
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payload_off,
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payload_len,
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@ -161,14 +143,14 @@ export function parse(begin: usize, end: usize): void {
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let count = readVaruint(32);
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for (let index: u32 = 0; index < count; ++index) {
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let form = readVarint(7) & 0x7f;
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onType(
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opt.onType(
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index,
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form
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);
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let paramCount = readVaruint(32);
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for (let paramIndex: u32 = 0; paramIndex < paramCount; ++paramIndex) {
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let paramType = readVarint(7) & 0x7f;
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onTypeParam(
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opt.onTypeParam(
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index,
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paramIndex,
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paramType
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@ -177,7 +159,7 @@ export function parse(begin: usize, end: usize): void {
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let returnCount = readVaruint(1); // MVP
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for (let returnIndex: u32 = 0; returnIndex < returnCount; ++returnIndex) {
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let returnType = readVarint(7) & 0x7f;
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onTypeReturn(
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opt.onTypeReturn(
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index,
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returnIndex,
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returnType
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@ -196,7 +178,7 @@ export function parse(begin: usize, end: usize): void {
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let field_off = off;
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off += field_len;
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let kind = readUint<u8>();
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onImport(
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opt.onImport(
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index,
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kind,
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module_off,
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@ -207,7 +189,7 @@ export function parse(begin: usize, end: usize): void {
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switch (kind) {
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case ExternalKind.Function: {
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let type = readVaruint(32);
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onFunctionImport(
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opt.onFunctionImport(
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fun_space_index++,
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type
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);
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@ -218,7 +200,7 @@ export function parse(begin: usize, end: usize): void {
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let flags = readVaruint(1);
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let initial = readVaruint(32);
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let maximum: u32 = flags & 1 ? readVaruint(32) : MAX_TABLES;
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onTableImport(
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opt.onTableImport(
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tbl_space_index++,
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type,
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initial,
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@ -231,7 +213,7 @@ export function parse(begin: usize, end: usize): void {
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let flags = readVaruint(1);
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let initial = readVaruint(32);
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let maximum: u32 = flags & 1 ? readVaruint(32) : MAX_PAGES;
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onMemoryImport(
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opt.onMemoryImport(
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mem_space_index++,
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initial,
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maximum,
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@ -242,7 +224,7 @@ export function parse(begin: usize, end: usize): void {
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case ExternalKind.Global: {
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let type = readVarint(7) & 0x7f;
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let mutability = readVaruint(1);
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onGlobalImport(
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opt.onGlobalImport(
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glo_space_index++,
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type,
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mutability
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@ -258,7 +240,7 @@ export function parse(begin: usize, end: usize): void {
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let count = readVaruint(32);
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for (let i: u32 = 0; i < count; ++i) {
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let typeIndex = readVaruint(32);
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onFunction(
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opt.onFunction(
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fun_space_index++,
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typeIndex
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);
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@ -271,7 +253,7 @@ export function parse(begin: usize, end: usize): void {
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let flags = readVaruint(1);
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let initial = readVaruint(32);
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let maximum: u32 = flags ? readVaruint(32) : MAX_PAGES;
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onMemory(
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opt.onMemory(
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mem_space_index++,
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initial,
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maximum,
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@ -286,7 +268,7 @@ export function parse(begin: usize, end: usize): void {
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let type = readVarint(7) & 0x7f;
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let mutability = readVaruint(1);
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skipInitExpr();
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onGlobal(
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opt.onGlobal(
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glo_space_index++,
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type,
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mutability
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@ -302,7 +284,7 @@ export function parse(begin: usize, end: usize): void {
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off += field_len;
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let kind = readUint<u8>();
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let kind_index = readVaruint(32);
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onExport(
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opt.onExport(
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index,
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kind,
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kind_index,
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@ -314,7 +296,7 @@ export function parse(begin: usize, end: usize): void {
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}
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case SectionId.Start: {
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let index = readVaruint(32);
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onStart(
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opt.onStart(
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index
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);
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break;
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@ -331,7 +313,7 @@ export function parse(begin: usize, end: usize): void {
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case NameType.Module: {
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let module_name_len = readVaruint(32);
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let module_name_off = off;
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onModuleName(
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opt.onModuleName(
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module_name_off,
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module_name_len
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);
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@ -344,7 +326,7 @@ export function parse(begin: usize, end: usize): void {
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let fn_name_len = readVaruint(32);
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let fn_name_off = off;
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off += fn_name_len;
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onFunctionName(
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opt.onFunctionName(
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fn_index,
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fn_name_off,
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fn_name_len
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@ -362,7 +344,7 @@ export function parse(begin: usize, end: usize): void {
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let lc_name_len = readVaruint(32);
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let lc_name_off = off;
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off += lc_name_len;
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onLocalName(
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opt.onLocalName(
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fn_index,
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lc_index,
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lc_name_off,
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@ -384,7 +366,7 @@ export function parse(begin: usize, end: usize): void {
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let url_len = readVaruint(32);
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let url_off = off;
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off += url_len;
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onSourceMappingURL(
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opt.onSourceMappingURL(
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url_off,
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url_len
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);
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