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refactor into stdlib

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dcode
2019-04-18 11:51:07 +02:00
parent ffdda4b695
commit 8216cf3361
14 changed files with 1378 additions and 1466 deletions
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60
src/compiler.ts
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@ -8378,6 +8378,66 @@ export class Compiler extends DiagnosticEmitter {
return stmts;
}
/** Wraps a reference in a `retain` call. Returns the reference if `tempLocal` is specified. */
makeRetain(valueExpr: ExpressionRef, tempIndex: i32 = -1): ExpressionRef {
var module = this.module;
var program = this.program;
var retainFn = assert(program.retainRef);
this.compileFunction(retainFn);
if (tempIndex >= 0) {
let nativeSizeType = this.options.nativeSizeType;
return module.createBlock(null, [
module.createCall(retainFn.internalName, [
module.createTeeLocal(tempIndex, valueExpr)
], NativeType.None),
module.createGetLocal(tempIndex, nativeSizeType)
], nativeSizeType);
} else {
return module.createCall(retainFn.internalName, [ valueExpr ], NativeType.None);
}
}
/** Wraps a reference in `release` call. Returns the reference if `tempLocal` is specified. */
makeRelease(valueExpr: ExpressionRef, tempIndex: i32 = -1): ExpressionRef {
var module = this.module;
var program = this.program;
var releaseFn = assert(program.releaseRef);
this.compileFunction(releaseFn);
if (tempIndex >= 0) {
let nativeSizeType = this.options.nativeSizeType;
return module.createBlock(null, [
module.createCall(releaseFn.internalName, [
module.createTeeLocal(tempIndex, valueExpr)
], NativeType.None),
module.createGetLocal(tempIndex, nativeSizeType)
], nativeSizeType);
} else {
return module.createCall(releaseFn.internalName, [ valueExpr ], NativeType.None);
}
}
/** Wraps a new and an old reference in a sequence of `retain` and `release` calls. */
makeRetainRelease(newValueExpr: ExpressionRef, oldValueExpr: ExpressionRef, tempIndex: i32 = -1): ExpressionRef {
// TODO: checking `newValue != oldValue` significantly reduces strain on the roots buffer
// when cyclic structures may be immediately released but also requires a tempIndex. might
// be worth to require a temp here. furthermore it might be worth to require it for retain
// and release as well so we can emit != null checks where necessary only?
var module = this.module;
if (tempIndex >= 0) {
let nativeSizeType = this.options.nativeSizeType;
return module.createBlock(null, [
this.makeRetain(module.createTeeLocal(tempIndex, newValueExpr)),
this.makeRelease(oldValueExpr),
module.createGetLocal(tempIndex, nativeSizeType)
], nativeSizeType);
} else {
return module.createBlock(null, [
this.makeRetain(newValueExpr),
this.makeRelease(oldValueExpr)
]);
}
}
/** Prepares the insertion of a reference into an _uninitialized_ parent using the GC interface. */
makeInsertRef(
valueExpr: ExpressionRef,