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Suppress some unnecessary blocks and nops; Fix compilation of always 'break'ing 'do's

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This commit is contained in:
dcodeIO
2018-05-06 05:46:35 +02:00
parent 2f8f477ab0
commit 25a1f6230a
45 changed files with 1318 additions and 1642 deletions
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32
src/program.ts
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@ -2798,7 +2798,7 @@ export class Function extends Element {
/** Current control flow. */
flow: Flow;
/** Remembered debug locations. */
debugLocations: Range[] | null = null;
debugLocations: Range[] = [];
/** Function reference, if compiled. */
ref: FunctionRef = 0;
/** Function table index, if any. */
@ -2996,11 +2996,8 @@ export class Function extends Element {
/** Enters a(nother) break context. */
enterBreakContext(): string {
var id = this.nextBreakId++;
if (!this.breakStack) {
this.breakStack = [ id ];
} else {
this.breakStack.push(id);
}
if (!this.breakStack) this.breakStack = [ id ];
else this.breakStack.push(id);
return this.breakContext = id.toString(10);
}
@ -3027,20 +3024,17 @@ export class Function extends Element {
this.tempI32s = this.tempI64s = this.tempF32s = this.tempF64s = null;
if (this.program.options.sourceMap) {
let debugLocations = this.debugLocations;
if (debugLocations) {
for (let i = 0, k = debugLocations.length; i < k; ++i) {
let debugLocation = debugLocations[i];
module.setDebugLocation(
ref,
debugLocation.debugInfoRef,
debugLocation.source.debugInfoIndex,
debugLocation.line,
debugLocation.column
);
}
for (let i = 0, k = debugLocations.length; i < k; ++i) {
let debugLocation = debugLocations[i];
module.setDebugLocation(
ref,
debugLocation.debugInfoRef,
debugLocation.source.debugInfoIndex,
debugLocation.line,
debugLocation.column
);
}
}
this.debugLocations = null;
}
/** Returns the TypeScript representation of this function. */
@ -3633,6 +3627,8 @@ export class Flow {
/** Tests if this flow has the specified flag or flags. */
is(flag: FlowFlags): bool { return (this.flags & flag) == flag; }
/** Tests if this flow has one of the specified flags. */
isAny(flag: CommonFlags): bool { return (this.flags & flag) != 0; }
/** Sets the specified flag or flags. */
set(flag: FlowFlags): void { this.flags |= flag; }
/** Unsets the specified flag or flags. */