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Add compiler hints

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This commit is contained in:
dcodeIO
2018-06-29 00:14:42 +02:00
parent 3ed4f3331e
commit 82da2d1f6d
15 changed files with 189 additions and 57 deletions
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46
src/program.ts
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@ -15,7 +15,8 @@ import {
} from "./common";
import {
Options
Options,
Feature
} from "./compiler";
import {
@ -371,6 +372,8 @@ export class Program extends DiagnosticEmitter {
/** Initializes the program and its elements prior to compilation. */
initialize(options: Options): void {
this.options = options;
// add built-in types
this.typesLookup = new Map([
["i8", Type.i8],
["i16", Type.i16],
@ -390,6 +393,25 @@ export class Program extends DiagnosticEmitter {
["boolean", Type.bool]
]);
// add compiler hints
this.setConstantInteger("ASC_TARGET", Type.i32,
i64_new(options.isWasm64 ? 2 : 1));
this.setConstantInteger("ASC_NO_TREESHAKING", Type.bool,
i64_new(options.noTreeShaking ? 1 : 0, 0));
this.setConstantInteger("ASC_NO_ASSERT", Type.bool,
i64_new(options.noAssert ? 1 : 0, 0));
this.setConstantInteger("ASC_MEMORY_BASE", Type.i32,
i64_new(options.memoryBase, 0));
this.setConstantInteger("ASC_OPTIMIZE_LEVEL", Type.i32,
i64_new(options.optimizeLevelHint, 0));
this.setConstantInteger("ASC_SHRINK_LEVEL", Type.i32,
i64_new(options.shrinkLevelHint, 0));
this.setConstantInteger("ASC_FEATURE_MUTABLE_GLOBAL", Type.bool,
i64_new(options.hasFeature(Feature.MUTABLE_GLOBAL) ? 1 : 0, 0));
this.setConstantInteger("ASC_FEATURE_SIGN_EXTENSION", Type.bool,
i64_new(options.hasFeature(Feature.SIGN_EXTENSION) ? 1 : 0, 0));
// remember deferred elements
var queuedImports = new Array<QueuedImport>();
var queuedExports = new Map<string,QueuedExport>();
var queuedExtends = new Array<ClassPrototype>();
@ -617,6 +639,24 @@ export class Program extends DiagnosticEmitter {
}
}
/** Sets a constant integer value. */
setConstantInteger(globalName: string, type: Type, value: I64): void {
assert(type.is(TypeFlags.INTEGER));
this.elementsLookup.set(globalName,
new Global(this, globalName, globalName, type, null, DecoratorFlags.NONE)
.withConstantIntegerValue(value)
);
}
/** Sets a constant float value. */
setConstantFloat(globalName: string, type: Type, value: f64): void {
assert(type.is(TypeFlags.FLOAT));
this.elementsLookup.set(globalName,
new Global(this, globalName, globalName, type, null, DecoratorFlags.NONE)
.withConstantFloatValue(value)
);
}
/** Tries to resolve an import by traversing exports and queued exports. */
private tryResolveImport(
externalName: string,
@ -2670,9 +2710,9 @@ export class VariableLikeElement extends Element {
this.declaration = declaration;
}
withConstantIntegerValue(lo: i32, hi: i32): this {
withConstantIntegerValue(value: I64): this {
this.constantValueKind = ConstantValueKind.INTEGER;
this.constantIntegerValue = i64_new(lo, hi);
this.constantIntegerValue = value;
this.set(CommonFlags.CONST | CommonFlags.INLINED);
return this;
}