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integerate same options #2

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Oct 16, 2023
Merged

integerate same options #2

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214 changes: 87 additions & 127 deletions src/backend/binaryen/wasm_expr_gen.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -3470,6 +3470,91 @@ export class WASMExpressionGen {
return arrayStructRef;
}

private elemOp(value: ElementGetValue | ElementSetValue) {
const ownerRef = this.wasmExprGen(value.owner);
let valueType = value.type;
if (value.kind === SemanticsValueKind.OBJECT_KEY_SET) {
valueType = (value as ElementSetValue).value!.type;
}
const indexStrRef = this.wasmExprGen(value.index);
/* measure str length */
const propStrLen = binaryenCAPI._BinaryenStringMeasure(
this.module.ptr,
StringRefMeatureOp.UTF8,
indexStrRef,
);
const storeInMemoryStmts: binaryen.ExpressionRef[] = [];
/* encode str to memory */
const memoryReserveOffsetRef = this.module.i32.const(
BuiltinNames.memoryReserveOffset,
);
const codeunits = binaryenCAPI._BinaryenStringEncode(
this.module.ptr,
StringRefMeatureOp.WTF8,
indexStrRef,
memoryReserveOffsetRef,
0,
);
storeInMemoryStmts.push(codeunits);
/* add end to memory */
storeInMemoryStmts.push(
this.module.i32.store(
0,
4,
this.module.i32.add(memoryReserveOffsetRef, codeunits),
this.module.i32.const(0),
),
);
/* invoke get_indirect/set_indirect to set prop value to obj */
const metaRef = getWASMObjectMeta(this.module, ownerRef);
let flag = ItableFlag.FIELD;
if (valueType.kind === ValueTypeKind.FUNCTION) {
flag = ItableFlag.METHOD;
}
const indexRef = this.getPropIndexOfInfc(
metaRef,
memoryReserveOffsetRef,
flag,
);
let setOp: binaryen.ExpressionRef;
if (value.kind === SemanticsValueKind.OBJECT_KEY_SET) {
setOp = this.dynSetInfcField(
ownerRef,
indexRef,
valueType,
false,
this.getPropTypeOnIndexOfInfc(
metaRef,
memoryReserveOffsetRef,
flag,
),
this.wasmExprGen((value as ElementSetValue).value!),
);
} else {
setOp = this.dynGetInfcField(
ownerRef,
indexRef,
valueType,
false,
this.getPropTypeOnIndexOfInfc(
metaRef,
memoryReserveOffsetRef,
flag,
),
);
}
storeInMemoryStmts.push(setOp);

return this.module.if(
this.module.i32.lt_s(
propStrLen,
this.module.i32.const(BuiltinNames.memoryReserveMaxSize),
),
this.module.block(null, storeInMemoryStmts),
this.module.unreachable(),
);
}

private wasmElemGet(value: ElementGetValue) {
const owner = value.owner;
const ownerRef = this.wasmExprGen(owner);
Expand Down Expand Up @@ -3530,69 +3615,7 @@ export class WASMExpressionGen {
);
}
case ValueTypeKind.OBJECT: {
const valueType = value.type;
const indexStrRef = this.wasmExprGen(value.index);
/* measure str length */
const propStrLen = binaryenCAPI._BinaryenStringMeasure(
this.module.ptr,
StringRefMeatureOp.UTF8,
indexStrRef,
);
const storeInMemoryStmts: binaryen.ExpressionRef[] = [];
/* encode str to memory */
const codeunits = binaryenCAPI._BinaryenStringEncode(
this.module.ptr,
StringRefMeatureOp.WTF8,
indexStrRef,
this.module.i32.const(BuiltinNames.memoryReserveOffset),
0,
);
storeInMemoryStmts.push(codeunits);
/* add end to memory */
storeInMemoryStmts.push(
this.module.i32.store(
0,
4,
this.module.i32.add(
this.module.i32.const(
BuiltinNames.memoryReserveOffset,
),
codeunits,
),
this.module.i32.const(0),
),
);
const metaRef = getWASMObjectMeta(this.module, ownerRef);
/* invoke set_indirect to set prop value to obj */
const flag = ItableFlag.FIELD;
const indexRef = this.getPropIndexOfInfc(
metaRef,
this.module.i32.const(BuiltinNames.memoryReserveOffset),
flag,
);
const setOp = this.dynGetInfcField(
ownerRef,
indexRef,
valueType,
false,
this.getPropTypeOnIndexOfInfc(
metaRef,
this.module.i32.const(BuiltinNames.memoryReserveOffset),
flag,
),
);
storeInMemoryStmts.push(setOp);

return this.module.if(
this.module.i32.ge_s(
propStrLen,
this.module.i32.const(
BuiltinNames.memoryReserveMaxSize,
),
),
binaryen.unreachable,
this.module.block(null, storeInMemoryStmts),
);
return this.elemOp(value);
}
default:
throw Error(`wasmIdxGet: ${value}`);
Expand Down Expand Up @@ -3636,70 +3659,7 @@ export class WASMExpressionGen {
);
}
case ValueTypeKind.OBJECT: {
const valueType = value.value!.type;
const indexStrRef = this.wasmExprGen(value.index);
/* measure str length */
const propStrLen = binaryenCAPI._BinaryenStringMeasure(
this.module.ptr,
StringRefMeatureOp.UTF8,
indexStrRef,
);
const storeInMemoryStmts: binaryen.ExpressionRef[] = [];
/* encode str to memory */
const codeunits = binaryenCAPI._BinaryenStringEncode(
this.module.ptr,
StringRefMeatureOp.WTF8,
indexStrRef,
this.module.i32.const(BuiltinNames.memoryReserveOffset),
0,
);
storeInMemoryStmts.push(codeunits);
/* add end to memory */
storeInMemoryStmts.push(
this.module.i32.store(
0,
4,
this.module.i32.add(
this.module.i32.const(
BuiltinNames.memoryReserveOffset,
),
codeunits,
),
this.module.i32.const(0),
),
);
const metaRef = getWASMObjectMeta(this.module, ownerRef);
/* invoke set_indirect to set prop value to obj */
const flag = ItableFlag.FIELD;
const indexRef = this.getPropIndexOfInfc(
metaRef,
this.module.i32.const(BuiltinNames.memoryReserveOffset),
flag,
);
const setOp = this.dynSetInfcField(
ownerRef,
indexRef,
valueType,
false,
this.getPropTypeOnIndexOfInfc(
metaRef,
this.module.i32.const(BuiltinNames.memoryReserveOffset),
flag,
),
this.wasmExprGen(value.value!),
);
storeInMemoryStmts.push(setOp);

return this.module.if(
this.module.i32.ge_s(
propStrLen,
this.module.i32.const(
BuiltinNames.memoryReserveMaxSize,
),
),
binaryen.unreachable,
this.module.block(null, storeInMemoryStmts),
);
return this.elemOp(value);
}
default:
throw Error(`wasmIdxSet: ${value}`);
Expand Down