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fix rogue releases

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This commit is contained in:
dcode
2019-05-21 00:38:48 +02:00
parent 3e480d9423
commit 1cbf3fc885
27 changed files with 53330 additions and 54655 deletions
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38
src/compiler.ts
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@ -2201,16 +2201,16 @@ export class Compiler extends DiagnosticEmitter {
var stmts = new Array<ExpressionRef>();
this.performAutoreleases(flow, stmts);
this.finishAutoreleases(flow, stmts);
if (returnType.isManaged) {
// Make sure that the return value is retained for the caller
if (!this.skippedAutoreleases.has(expr)) expr = this.makeRetain(expr);
if (stmts.length) {
let temp = flow.getAndFreeTempLocal(returnType, false);
stmts.unshift(
module.createSetLocal(temp.index, expr)
);
expr = module.createGetLocal(temp.index, returnType.toNativeType());
}
// Make sure that the return value is retained for the caller
if (returnType.isManaged && !this.skippedAutoreleases.has(expr)) expr = this.makeRetain(expr);
if (stmts.length) {
let temp = flow.getAndFreeTempLocal(returnType, false);
stmts.unshift(
module.createSetLocal(temp.index, expr)
);
expr = module.createGetLocal(temp.index, returnType.toNativeType());
}
flow.freeScopedLocals();
@ -6622,22 +6622,22 @@ export class Compiler extends DiagnosticEmitter {
clearFlags: bool = true
): ExpressionRef {
if (!stmts) stmts = new Array<ExpressionRef>();
stmts.push(
this.module.createNop()
);
var lengthBefore = stmts.length;
this.performAutoreleases(flow, stmts, clearFlags);
if (stmts.length) {
if (stmts.length > lengthBefore) {
let nativeType = valueType.toNativeType();
let temp = flow.getAndFreeTempLocal(valueType, !flow.canOverflow(valueExpr, valueType));
let module = this.module;
stmts.unshift(
module.createSetLocal(temp.index, valueExpr),
);
stmts[lengthBefore - 1] = module.createSetLocal(temp.index, valueExpr); // nop -> set
stmts.push(
module.createGetLocal(temp.index, nativeType)
module.createGetLocal(temp.index, nativeType) // append get
);
return module.createBlock(null, stmts, nativeType);
} else if (stmts.length) {
stmts.push(
valueExpr
);
} else if (stmts.length > 1) {
stmts[lengthBefore - 1] = valueExpr; // nop -> value
return this.module.createBlock(null, stmts, valueType.toNativeType());
}
return valueExpr;