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[test] Format two test files

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Change-Id: Ia1f970cf997f12f21c1553e20fb836194f3b1a1f
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2739638
Reviewed-by: Jakob Kummerow <jkummerow@chromium.org>
Commit-Queue: Manos Koukoutos <manoskouk@chromium.org>
Cr-Commit-Position: refs/heads/master@{#73226}
This commit is contained in:
Manos Koukoutos 2021-03-05 12:03:33 +00:00 committed by Commit Bot
parent 14ac92e02c
commit 0ab981017d
2 changed files with 253 additions and 210 deletions
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144
test/mjsunit/wasm/reference-tables.js
View File

@ -4,82 +4,81 @@
// Flags: --experimental-wasm-typed-funcref
load("test/mjsunit/wasm/wasm-module-builder.js");
load('test/mjsunit/wasm/wasm-module-builder.js');
(function TestTables() {
var exporting_instance = (function () {
var exporting_instance = (function() {
var builder = new WasmModuleBuilder();
var binary_type = builder.addType(kSig_i_ii);
builder.addFunction("addition", kSig_i_ii)
.addBody([kExprLocalGet, 0, kExprLocalGet, 1, kExprI32Add])
.exportFunc();
builder.addFunction('addition', kSig_i_ii)
.addBody([kExprLocalGet, 0, kExprLocalGet, 1, kExprI32Add])
.exportFunc();
builder.addFunction("succ", kSig_i_i)
.addBody([kExprLocalGet, 0, kExprI32Const, 1, kExprI32Add])
.exportFunc();
builder.addFunction('succ', kSig_i_i)
.addBody([kExprLocalGet, 0, kExprI32Const, 1, kExprI32Add])
.exportFunc();
builder.addTable(wasmOptRefType(binary_type), 1, 100).exportAs("table");
builder.addTable(wasmOptRefType(binary_type), 1, 100).exportAs('table');
return builder.instantiate({});
})();
// Wrong type for imported table.
assertThrows(
() => {
var builder = new WasmModuleBuilder();
var unary_type = builder.addType(kSig_i_i);
builder.addImportedTable("imports", "table", 1, 100,
wasmOptRefType(unary_type));
builder.instantiate({imports: {table: exporting_instance.exports.table}})
},
WebAssembly.LinkError,
/imported table does not match the expected type/
)
assertThrows(() => {
var builder = new WasmModuleBuilder();
var unary_type = builder.addType(kSig_i_i);
builder.addImportedTable(
'imports', 'table', 1, 100, wasmOptRefType(unary_type));
builder.instantiate({imports: {table: exporting_instance.exports.table}})
}, WebAssembly.LinkError, /imported table does not match the expected type/)
// Type for imported table must match exactly.
assertThrows(
() => {
var builder = new WasmModuleBuilder();
builder.addImportedTable("imports", "table", 1, 100, kWasmFuncRef);
builder.instantiate({imports: {table: exporting_instance.exports.table}})
},
WebAssembly.LinkError,
/imported table does not match the expected type/
)
assertThrows(() => {
var builder = new WasmModuleBuilder();
builder.addImportedTable('imports', 'table', 1, 100, kWasmFuncRef);
builder.instantiate({imports: {table: exporting_instance.exports.table}})
}, WebAssembly.LinkError, /imported table does not match the expected type/)
var instance = (function () {
var instance = (function() {
var builder = new WasmModuleBuilder();
var unary_type = builder.addType(kSig_i_i);
var binary_type = builder.addType(kSig_i_ii);
builder.addImportedTable("imports", "table", 1, 100,
wasmOptRefType(binary_type));
builder.addImportedTable(
'imports', 'table', 1, 100, wasmOptRefType(binary_type));
var table = builder.addTable(wasmOptRefType(unary_type), 10)
.exportAs("table");
builder.addTable(kWasmFuncRef, 1).exportAs("generic_table");
var table =
builder.addTable(wasmOptRefType(unary_type), 10).exportAs('table');
builder.addTable(kWasmFuncRef, 1).exportAs('generic_table');
builder.addFunction("table_test", makeSig([wasmRefType(unary_type)],
[kWasmI32]))
// Set table[0] to input function, then retrieve it and call it.
.addBody([kExprI32Const, 0, kExprLocalGet, 0, kExprTableSet, table.index,
kExprI32Const, 42, kExprI32Const, 0, kExprTableGet, table.index,
kExprCallRef])
.exportFunc();
builder
.addFunction(
'table_test', makeSig([wasmRefType(unary_type)], [kWasmI32]))
// Set table[0] to input function, then retrieve it and call it.
.addBody([
kExprI32Const, 0, kExprLocalGet, 0, kExprTableSet, table.index,
kExprI32Const, 42, kExprI32Const, 0, kExprTableGet, table.index,
kExprCallRef
])
.exportFunc();
// Same, but with table[1] and call_indirect
builder.addFunction("table_indirect_test",
makeSig([wasmRefType(unary_type)], [kWasmI32]))
.addBody([kExprI32Const, 1, kExprLocalGet, 0, kExprTableSet, table.index,
kExprI32Const, 42, kExprI32Const, 0,
kExprCallIndirect, unary_type, table.index])
.exportFunc();
builder
.addFunction(
'table_indirect_test',
makeSig([wasmRefType(unary_type)], [kWasmI32]))
.addBody([
kExprI32Const, 1, kExprLocalGet, 0, kExprTableSet, table.index,
kExprI32Const, 42, kExprI32Const, 0, kExprCallIndirect, unary_type,
table.index
])
.exportFunc();
// Instantiate with a table of the correct type.
return builder.instantiate(
{imports: {table: exporting_instance.exports.table}});
{imports: {table: exporting_instance.exports.table}});
})();
// This module is valid.
@ -87,19 +86,20 @@ load("test/mjsunit/wasm/wasm-module-builder.js");
// The correct function reference is preserved when setting it to and getting
// it back from a table.
assertEquals(43,
instance.exports.table_test(exporting_instance.exports.succ));
assertEquals(
43, instance.exports.table_test(exporting_instance.exports.succ));
// Same for call indirect (the indirect call tables are also set correctly).
assertEquals(43, instance.exports.table_indirect_test(
exporting_instance.exports.succ));
assertEquals(
43,
instance.exports.table_indirect_test(exporting_instance.exports.succ));
// Setting from JS API respects types.
instance.exports.generic_table.set(0, exporting_instance.exports.succ);
instance.exports.table.set(0, exporting_instance.exports.succ);
assertThrows(
() => instance.exports.table.set(0, exporting_instance.exports.addition),
TypeError,
/Argument 1 must be null or a WebAssembly function of type compatible to/);
() => instance.exports.table.set(0, exporting_instance.exports.addition),
TypeError,
/Argument 1 must be null or a WebAssembly function of type compatible to/);
})();
(function TestNonNullableTables() {
@ -107,24 +107,30 @@ load("test/mjsunit/wasm/wasm-module-builder.js");
var binary_type = builder.addType(kSig_i_ii);
var addition = builder.addFunction("addition", kSig_i_ii)
.addBody([kExprLocalGet, 0, kExprLocalGet, 1, kExprI32Add]);
var subtraction = builder.addFunction("subtraction", kSig_i_ii)
.addBody([kExprLocalGet, 0, kExprLocalGet, 1, kExprI32Sub])
.exportFunc();
var addition = builder.addFunction('addition', kSig_i_ii).addBody([
kExprLocalGet, 0, kExprLocalGet, 1, kExprI32Add
]);
var subtraction =
builder.addFunction('subtraction', kSig_i_ii)
.addBody([kExprLocalGet, 0, kExprLocalGet, 1, kExprI32Sub])
.exportFunc();
var table = builder.addTable(wasmRefType(binary_type), 3, 3, addition.index);
builder.addFunction("init", kSig_v_v)
.addBody([kExprI32Const, 1, kExprRefFunc, subtraction.index,
kExprTableSet, table.index])
.exportFunc();
builder.addFunction('init', kSig_v_v)
.addBody([
kExprI32Const, 1, kExprRefFunc, subtraction.index, kExprTableSet,
table.index
])
.exportFunc();
// (index, arg1, arg2) -> table[index](arg1, arg2)
builder.addFunction("table_test", kSig_i_iii)
.addBody([kExprLocalGet, 1, kExprLocalGet, 2, kExprLocalGet, 0,
kExprCallIndirect, binary_type, table.index])
.exportFunc();
builder.addFunction('table_test', kSig_i_iii)
.addBody([
kExprLocalGet, 1, kExprLocalGet, 2, kExprLocalGet, 0, kExprCallIndirect,
binary_type, table.index
])
.exportFunc();
var instance = builder.instantiate({});

319
test/mjsunit/wasm/wasm-module-builder.js
View File

@ -92,7 +92,7 @@ let kPassiveWithElements = 5;
let kDeclarativeWithElements = 7;
// Function declaration flags
let kDeclFunctionName = 0x01;
let kDeclFunctionName = 0x01;
let kDeclFunctionImport = 0x02;
let kDeclFunctionLocals = 0x04;
let kDeclFunctionExport = 0x08;
@ -107,14 +107,18 @@ let kWasmS128 = 0x7b;
let kWasmI8 = 0x7a;
let kWasmI16 = 0x79;
let kWasmFuncRef = 0x70;
let kWasmAnyFunc = kWasmFuncRef; // Alias named as in the JS API spec
let kWasmAnyFunc = kWasmFuncRef; // Alias named as in the JS API spec
let kWasmExternRef = 0x6f;
let kWasmAnyRef = 0x6e;
let kWasmEqRef = 0x6d;
let kWasmOptRef = 0x6c;
let kWasmRef = 0x6b;
function wasmOptRefType(index) { return {opcode: kWasmOptRef, index: index}; }
function wasmRefType(index) { return {opcode: kWasmRef, index: index}; }
function wasmOptRefType(index) {
return {opcode: kWasmOptRef, index: index};
}
function wasmRefType(index) {
return {opcode: kWasmRef, index: index};
}
let kWasmI31Ref = 0x6a;
let kWasmRtt = 0x69;
function wasmRtt(index, depth) {
@ -723,32 +727,32 @@ let kCompilationHintTierDefault = 0x00;
let kCompilationHintTierBaseline = 0x01;
let kCompilationHintTierOptimized = 0x02;
let kTrapUnreachable = 0;
let kTrapMemOutOfBounds = 1;
let kTrapDivByZero = 2;
let kTrapDivUnrepresentable = 3;
let kTrapRemByZero = 4;
let kTrapUnreachable = 0;
let kTrapMemOutOfBounds = 1;
let kTrapDivByZero = 2;
let kTrapDivUnrepresentable = 3;
let kTrapRemByZero = 4;
let kTrapFloatUnrepresentable = 5;
let kTrapTableOutOfBounds = 6;
let kTrapFuncSigMismatch = 7;
let kTrapUnalignedAccess = 8;
let kTrapDataSegmentDropped = 9;
let kTrapElemSegmentDropped = 10;
let kTrapRethrowNull = 11;
let kTrapTableOutOfBounds = 6;
let kTrapFuncSigMismatch = 7;
let kTrapUnalignedAccess = 8;
let kTrapDataSegmentDropped = 9;
let kTrapElemSegmentDropped = 10;
let kTrapRethrowNull = 11;
let kTrapMsgs = [
"unreachable",
"memory access out of bounds",
"divide by zero",
"divide result unrepresentable",
"remainder by zero",
"float unrepresentable in integer range",
"table index is out of bounds",
"function signature mismatch",
"operation does not support unaligned accesses",
"data segment has been dropped",
"element segment has been dropped",
"rethrowing null value"
'unreachable',
'memory access out of bounds',
'divide by zero',
'divide result unrepresentable',
'remainder by zero',
'float unrepresentable in integer range',
'table index is out of bounds',
'function signature mismatch',
'operation does not support unaligned accesses',
'data segment has been dropped',
'element segment has been dropped',
'rethrowing null value'
];
function assertTraps(trap, code) {
@ -808,7 +812,7 @@ class Binary {
}
this.buffer[this.length++] = v | 0x80;
}
throw new Error("Leb value exceeds maximum length of " + max_len);
throw new Error('Leb value exceeds maximum length of ' + max_len);
}
emit_u32v(val) {
@ -843,8 +847,9 @@ class Binary {
}
emit_type(type) {
if ((typeof type) == "number") this.emit_u8(type);
else {
if ((typeof type) == 'number') {
this.emit_u8(type);
} else {
this.emit_u8(type.opcode);
if ('depth' in type) this.emit_u8(type.depth);
this.emit_u32v(type.index);
@ -887,7 +892,7 @@ class WasmFunctionBuilder {
numLocalNames() {
let num_local_names = 0;
for (let loc_name of this.local_names) {
if (typeof loc_name == "string") ++num_local_names;
if (typeof loc_name == 'string') ++num_local_names;
}
return num_local_names;
}
@ -909,8 +914,10 @@ class WasmFunctionBuilder {
addBody(body) {
for (let b of body) {
if (typeof b !== 'number' || (b & (~0xFF)) !== 0 )
throw new Error('invalid body (entries must be 8 bit numbers): ' + body);
if (typeof b !== 'number' || (b & (~0xFF)) !== 0) {
throw new Error(
'invalid body (entries must be 8 bit numbers): ' + body);
}
}
this.body = body.slice();
// Automatically add the end for the function block to the body.
@ -954,8 +961,8 @@ class WasmGlobalBuilder {
}
exportAs(name) {
this.module.exports.push({name: name, kind: kExternalGlobal,
index: this.index});
this.module.exports.push(
{name: name, kind: kExternalGlobal, index: this.index});
return this;
}
}
@ -972,21 +979,21 @@ class WasmTableBuilder {
}
exportAs(name) {
this.module.exports.push({name: name, kind: kExternalTable,
index: this.index});
this.module.exports.push(
{name: name, kind: kExternalTable, index: this.index});
return this;
}
}
function makeField(type, mutability) {
assertEquals("boolean", typeof mutability,
"field mutability must be boolean");
assertEquals(
'boolean', typeof mutability, 'field mutability must be boolean');
return {type: type, mutability: mutability};
}
class WasmStruct {
constructor(fields) {
assertTrue(Array.isArray(fields), "struct fields must be an array");
assertTrue(Array.isArray(fields), 'struct fields must be an array');
this.fields = fields;
}
}
@ -1074,8 +1081,8 @@ class WasmModuleBuilder {
addType(type) {
this.types.push(type);
var pl = type.params.length; // should have params
var rl = type.results.length; // should have results
var pl = type.params.length; // should have params
var rl = type.results.length; // should have results
return this.types.length - 1;
}
@ -1096,21 +1103,21 @@ class WasmModuleBuilder {
return glob;
}
addTable(type, initial_size, max_size = undefined,
init_func_index = undefined) {
addTable(
type, initial_size, max_size = undefined, init_func_index = undefined) {
if (type == kWasmI32 || type == kWasmI64 || type == kWasmF32 ||
type == kWasmF64 || type == kWasmS128 || type == kWasmStmt) {
throw new Error('Tables must be of a reference type');
}
let table = new WasmTableBuilder(this, type, initial_size, max_size,
init_func_index);
let table = new WasmTableBuilder(
this, type, initial_size, max_size, init_func_index);
table.index = this.tables.length + this.num_imported_tables;
this.tables.push(table);
return table;
}
addException(type) {
let type_index = (typeof type) == "number" ? type : this.addType(type);
let type_index = (typeof type) == 'number' ? type : this.addType(type);
let except_index = this.exceptions.length + this.num_imported_exceptions;
this.exceptions.push(type_index);
return except_index;
@ -1118,10 +1125,12 @@ class WasmModuleBuilder {
addFunction(name, type, arg_names) {
arg_names = arg_names || [];
let type_index = (typeof type) == "number" ? type : this.addType(type);
let type_index = (typeof type) == 'number' ? type : this.addType(type);
let num_args = this.types[type_index].params.length;
if (num_args < arg_names.length) throw new Error("too many arg names provided");
if (num_args > arg_names.length) arg_names.push(num_args - arg_names.length);
if (num_args < arg_names.length)
throw new Error('too many arg names provided');
if (num_args > arg_names.length)
arg_names.push(num_args - arg_names.length);
let func = new WasmFunctionBuilder(this, name, type_index, arg_names);
func.index = this.functions.length + this.num_imported_funcs;
this.functions.push(func);
@ -1132,9 +1141,13 @@ class WasmModuleBuilder {
if (this.functions.length != 0) {
throw new Error('Imported functions must be declared before local ones');
}
let type_index = (typeof type) == "number" ? type : this.addType(type);
this.imports.push({module: module, name: name, kind: kExternalFunction,
type_index: type_index});
let type_index = (typeof type) == 'number' ? type : this.addType(type);
this.imports.push({
module: module,
name: name,
kind: kExternalFunction,
type_index: type_index
});
return this.num_imported_funcs++;
}
@ -1142,15 +1155,26 @@ class WasmModuleBuilder {
if (this.globals.length != 0) {
throw new Error('Imported globals must be declared before local ones');
}
let o = {module: module, name: name, kind: kExternalGlobal, type: type,
mutable: mutable};
let o = {
module: module,
name: name,
kind: kExternalGlobal,
type: type,
mutable: mutable
};
this.imports.push(o);
return this.num_imported_globals++;
}
addImportedMemory(module, name, initial = 0, maximum, shared) {
let o = {module: module, name: name, kind: kExternalMemory,
initial: initial, maximum: maximum, shared: shared};
let o = {
module: module,
name: name,
kind: kExternalMemory,
initial: initial,
maximum: maximum,
shared: shared
};
this.imports.push(o);
return this;
}
@ -1159,8 +1183,14 @@ class WasmModuleBuilder {
if (this.tables.length != 0) {
throw new Error('Imported tables must be declared before local ones');
}
let o = {module: module, name: name, kind: kExternalTable, initial: initial,
maximum: maximum, type: type || kWasmFuncRef};
let o = {
module: module,
name: name,
kind: kExternalTable,
initial: initial,
maximum: maximum,
type: type || kWasmFuncRef
};
this.imports.push(o);
return this.num_imported_tables++;
}
@ -1169,9 +1199,13 @@ class WasmModuleBuilder {
if (this.exceptions.length != 0) {
throw new Error('Imported exceptions must be declared before local ones');
}
let type_index = (typeof type) == "number" ? type : this.addType(type);
let o = {module: module, name: name, kind: kExternalException,
type_index: type_index};
let type_index = (typeof type) == 'number' ? type : this.addType(type);
let o = {
module: module,
name: name,
kind: kExternalException,
type_index: type_index
};
this.imports.push(o);
return this.num_imported_exceptions++;
}
@ -1185,7 +1219,7 @@ class WasmModuleBuilder {
if (index == undefined && kind != kExternalTable &&
kind != kExternalMemory) {
throw new Error(
'Index for exports other than tables/memories must be provided');
'Index for exports other than tables/memories must be provided');
}
if (index !== undefined && (typeof index) != 'number') {
throw new Error('Index for exports must be a number')
@ -1195,8 +1229,11 @@ class WasmModuleBuilder {
}
setCompilationHint(strategy, baselineTier, topTier, index) {
this.compilation_hints[index] = {strategy: strategy, baselineTier:
baselineTier, topTier: topTier};
this.compilation_hints[index] = {
strategy: strategy,
baselineTier: baselineTier,
topTier: topTier
};
return this;
}
@ -1260,7 +1297,7 @@ class WasmModuleBuilder {
setTableBounds(min, max = undefined) {
if (this.tables.length != 0) {
throw new Error("The table bounds of table '0' have already been set.");
throw new Error('The table bounds of table \'0\' have already been set.');
}
this.addTable(kWasmAnyFunc, min, max);
return this;
@ -1280,7 +1317,7 @@ class WasmModuleBuilder {
// Add type section
if (wasm.types.length > 0) {
if (debug) print("emitting types @ " + binary.length);
if (debug) print('emitting types @ ' + binary.length);
binary.emit_section(kTypeSectionCode, section => {
section.emit_u32v(wasm.types.length);
for (let type of wasm.types) {
@ -1294,7 +1331,7 @@ class WasmModuleBuilder {
} else if (type instanceof WasmArray) {
section.emit_u8(kWasmArrayTypeForm);
section.emit_type(type.type);
section.emit_u8(1); // Only mutable arrays supported currently.
section.emit_u8(1); // Only mutable arrays supported currently.
} else {
section.emit_u8(kWasmFunctionTypeForm);
section.emit_u32v(type.params.length);
@ -1312,7 +1349,7 @@ class WasmModuleBuilder {
// Add imports section
if (wasm.imports.length > 0) {
if (debug) print("emitting imports @ " + binary.length);
if (debug) print('emitting imports @ ' + binary.length);
binary.emit_section(kImportSectionCode, section => {
section.emit_u32v(wasm.imports.length);
for (let imp of wasm.imports) {
@ -1325,26 +1362,26 @@ class WasmModuleBuilder {
section.emit_type(imp.type);
section.emit_u8(imp.mutable);
} else if (imp.kind == kExternalMemory) {
var has_max = (typeof imp.maximum) != "undefined";
var is_shared = (typeof imp.shared) != "undefined";
var has_max = (typeof imp.maximum) != 'undefined';
var is_shared = (typeof imp.shared) != 'undefined';
if (is_shared) {
section.emit_u8(has_max ? 3 : 2); // flags
section.emit_u8(has_max ? 3 : 2); // flags
} else {
section.emit_u8(has_max ? 1 : 0); // flags
section.emit_u8(has_max ? 1 : 0); // flags
}
section.emit_u32v(imp.initial); // initial
if (has_max) section.emit_u32v(imp.maximum); // maximum
section.emit_u32v(imp.initial); // initial
if (has_max) section.emit_u32v(imp.maximum); // maximum
} else if (imp.kind == kExternalTable) {
section.emit_type(imp.type);
var has_max = (typeof imp.maximum) != "undefined";
section.emit_u8(has_max ? 1 : 0); // flags
section.emit_u32v(imp.initial); // initial
if (has_max) section.emit_u32v(imp.maximum); // maximum
var has_max = (typeof imp.maximum) != 'undefined';
section.emit_u8(has_max ? 1 : 0); // flags
section.emit_u32v(imp.initial); // initial
if (has_max) section.emit_u32v(imp.maximum); // maximum
} else if (imp.kind == kExternalException) {
section.emit_u32v(kExceptionAttribute);
section.emit_u32v(imp.type_index);
} else {
throw new Error("unknown/unsupported import kind " + imp.kind);
throw new Error('unknown/unsupported import kind ' + imp.kind);
}
}
});
@ -1352,7 +1389,7 @@ class WasmModuleBuilder {
// Add functions declarations
if (wasm.functions.length > 0) {
if (debug) print("emitting function decls @ " + binary.length);
if (debug) print('emitting function decls @ ' + binary.length);
binary.emit_section(kFunctionSectionCode, section => {
section.emit_u32v(wasm.functions.length);
for (let func of wasm.functions) {
@ -1363,7 +1400,7 @@ class WasmModuleBuilder {
// Add table section
if (wasm.tables.length > 0) {
if (debug) print ("emitting tables @ " + binary.length);
if (debug) print('emitting tables @ ' + binary.length);
binary.emit_section(kTableSectionCode, section => {
section.emit_u32v(wasm.tables.length);
for (let table of wasm.tables) {
@ -1382,7 +1419,7 @@ class WasmModuleBuilder {
// Add memory section
if (wasm.memory !== undefined) {
if (debug) print("emitting memory @ " + binary.length);
if (debug) print('emitting memory @ ' + binary.length);
binary.emit_section(kMemorySectionCode, section => {
section.emit_u8(1); // one memory entry
const has_max = wasm.memory.max !== undefined;
@ -1407,7 +1444,7 @@ class WasmModuleBuilder {
// Add event section.
if (wasm.exceptions.length > 0) {
if (debug) print("emitting events @ " + binary.length);
if (debug) print('emitting events @ ' + binary.length);
binary.emit_section(kExceptionSectionCode, section => {
section.emit_u32v(wasm.exceptions.length);
for (let type_index of wasm.exceptions) {
@ -1419,55 +1456,55 @@ class WasmModuleBuilder {
// Add global section.
if (wasm.globals.length > 0) {
if (debug) print ("emitting globals @ " + binary.length);
if (debug) print('emitting globals @ ' + binary.length);
binary.emit_section(kGlobalSectionCode, section => {
section.emit_u32v(wasm.globals.length);
for (let global of wasm.globals) {
section.emit_type(global.type);
section.emit_u8(global.mutable);
if ((typeof global.init_index) == "undefined") {
if ((typeof global.init_index) == 'undefined') {
// Emit a constant initializer.
switch (global.type) {
case kWasmI32:
section.emit_u8(kExprI32Const);
section.emit_u32v(global.init);
break;
case kWasmI64:
section.emit_u8(kExprI64Const);
section.emit_u64v(global.init);
break;
case kWasmF32:
section.emit_bytes(wasmF32Const(global.init));
break;
case kWasmF64:
section.emit_bytes(wasmF64Const(global.init));
break;
case kWasmS128:
section.emit_bytes(wasmS128Const(global.init));
break;
case kWasmExternRef:
section.emit_u8(kExprRefNull);
section.emit_u8(kWasmExternRef);
assertEquals(global.function_index, undefined);
break;
case kWasmAnyFunc:
if (global.function_index !== undefined) {
section.emit_u8(kExprRefFunc);
section.emit_u32v(global.function_index);
} else {
case kWasmI32:
section.emit_u8(kExprI32Const);
section.emit_u32v(global.init);
break;
case kWasmI64:
section.emit_u8(kExprI64Const);
section.emit_u64v(global.init);
break;
case kWasmF32:
section.emit_bytes(wasmF32Const(global.init));
break;
case kWasmF64:
section.emit_bytes(wasmF64Const(global.init));
break;
case kWasmS128:
section.emit_bytes(wasmS128Const(global.init));
break;
case kWasmExternRef:
section.emit_u8(kExprRefNull);
section.emit_u8(kWasmAnyFunc);
}
break;
default:
if (global.function_index !== undefined) {
section.emit_u8(kExprRefFunc);
section.emit_u32v(global.function_index);
} else {
section.emit_u8(kExprRefNull);
section.emit_u32v(global.type.index);
}
break;
section.emit_u8(kWasmExternRef);
assertEquals(global.function_index, undefined);
break;
case kWasmAnyFunc:
if (global.function_index !== undefined) {
section.emit_u8(kExprRefFunc);
section.emit_u32v(global.function_index);
} else {
section.emit_u8(kExprRefNull);
section.emit_u8(kWasmAnyFunc);
}
break;
default:
if (global.function_index !== undefined) {
section.emit_u8(kExprRefFunc);
section.emit_u32v(global.function_index);
} else {
section.emit_u8(kExprRefNull);
section.emit_u32v(global.type.index);
}
break;
}
} else {
// Emit a global-index initializer.
@ -1483,7 +1520,7 @@ class WasmModuleBuilder {
var mem_export = (wasm.memory !== undefined && wasm.memory.exported);
var exports_count = wasm.exports.length + (mem_export ? 1 : 0);
if (exports_count > 0) {
if (debug) print("emitting exports @ " + binary.length);
if (debug) print('emitting exports @ ' + binary.length);
binary.emit_section(kExportSectionCode, section => {
section.emit_u32v(exports_count);
for (let exp of wasm.exports) {
@ -1492,7 +1529,7 @@ class WasmModuleBuilder {
section.emit_u32v(exp.index);
}
if (mem_export) {
section.emit_string("memory");
section.emit_string('memory');
section.emit_u8(kExternalMemory);
section.emit_u8(0);
}
@ -1501,7 +1538,7 @@ class WasmModuleBuilder {
// Add start function section.
if (wasm.start_index !== undefined) {
if (debug) print("emitting start function @ " + binary.length);
if (debug) print('emitting start function @ ' + binary.length);
binary.emit_section(kStartSectionCode, section => {
section.emit_u32v(wasm.start_index);
});
@ -1509,7 +1546,7 @@ class WasmModuleBuilder {
// Add element segments
if (wasm.element_segments.length > 0) {
if (debug) print("emitting element segments @ " + binary.length);
if (debug) print('emitting element segments @ ' + binary.length);
binary.emit_section(kElementSectionCode, section => {
var inits = wasm.element_segments;
section.emit_u32v(inits.length);
@ -1579,7 +1616,7 @@ class WasmModuleBuilder {
// If there are compilation hints add a custom section 'compilationHints'
// after the function section and before the code section.
if (wasm.compilation_hints.length > 0) {
if (debug) print("emitting compilation hints @ " + binary.length);
if (debug) print('emitting compilation hints @ ' + binary.length);
// Build custom section payload.
let payloadBinary = new Binary();
let implicit_compilation_hints_count = wasm.functions.length;
@ -1594,18 +1631,18 @@ class WasmModuleBuilder {
for (let i = 0; i < implicit_compilation_hints_count; i++) {
let index = wasm.num_imported_funcs + i;
var hintByte;
if(index in wasm.compilation_hints) {
if (index in wasm.compilation_hints) {
let hint = wasm.compilation_hints[index];
hintByte = hint.strategy | (hint.baselineTier << 2) |
(hint.topTier << 4);
} else{
hintByte =
hint.strategy | (hint.baselineTier << 2) | (hint.topTier << 4);
} else {
hintByte = defaultHintByte;
}
payloadBinary.emit_u8(hintByte);
}
// Finalize as custom section.
let name = "compilationHints";
let name = 'compilationHints';
let bytes = this.createCustomSection(name, payloadBinary.trunc_buffer());
binary.emit_bytes(bytes);
}
@ -1613,7 +1650,7 @@ class WasmModuleBuilder {
// Add function bodies.
if (wasm.functions.length > 0) {
// emit function bodies
if (debug) print("emitting code @ " + binary.length);
if (debug) print('emitting code @ ' + binary.length);
let section_length = 0;
binary.emit_section(kCodeSectionCode, section => {
section.emit_u32v(wasm.functions.length);
@ -1642,7 +1679,7 @@ class WasmModuleBuilder {
// Add data segments.
if (wasm.data_segments.length > 0) {
if (debug) print("emitting data segments @ " + binary.length);
if (debug) print('emitting data segments @ ' + binary.length);
binary.emit_section(kDataSectionCode, section => {
section.emit_u32v(wasm.data_segments.length);
for (let seg of wasm.data_segments) {
@ -1669,7 +1706,7 @@ class WasmModuleBuilder {
// Add any explicitly added sections
for (let exp of wasm.explicit) {
if (debug) print("emitting explicit @ " + binary.length);
if (debug) print('emitting explicit @ ' + binary.length);
binary.emit_bytes(exp);
}
@ -1712,7 +1749,7 @@ class WasmModuleBuilder {
name_section.emit_u32v(func.numLocalNames());
let name_index = 0;
for (let i = 0; i < func.local_names.length; ++i) {
if (typeof func.local_names[i] == "string") {
if (typeof func.local_names[i] == 'string') {
name_section.emit_u32v(name_index);
name_section.emit_string(func.local_names[i]);
name_index++;
@ -1781,8 +1818,8 @@ function wasmF64Const(f) {
// Write in little-endian order at offset 0.
data_view.setFloat64(0, f, true);
return [
kExprF64Const, byte_view[0], byte_view[1], byte_view[2],
byte_view[3], byte_view[4], byte_view[5], byte_view[6], byte_view[7]
kExprF64Const, byte_view[0], byte_view[1], byte_view[2], byte_view[3],
byte_view[4], byte_view[5], byte_view[6], byte_view[7]
];
}