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implement __runtime_flags

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This commit is contained in:
dcode
2019-04-05 01:59:01 +02:00
parent ed32a4c8ba
commit a9e4813798
90 changed files with 14549 additions and 7499 deletions
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28
src/compiler.ts
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@ -8,8 +8,9 @@ import {
compileAbort,
compileMarkRoots,
compileMarkMembers,
compileInstanceOf,
BuiltinSymbols
compileRuntimeInstanceOf,
compileRuntimeFlags,
BuiltinSymbols,
} from "./builtins";
import {
@ -312,9 +313,11 @@ export class Compiler extends DiagnosticEmitter {
/** Argument count helper setter. */
argcSet: FunctionRef = 0;
/** Indicates whether the __gc_mark_* functions must be generated. */
needsMark: bool = false;
needsGcMark: bool = false;
/** Indicates whether the __runtime_instanceof function must be generated. */
needsInstanceOf: bool = false;
needsRuntimeInstanceOf: bool = false;
/** Indicates whether the __runtime_flags function must be generated. */
needsRuntimeFlags: bool = false;
/** Compiles a {@link Program} to a {@link Module} using the specified options. */
static compile(program: Program, options: Options | null = null): Module {
@ -397,15 +400,14 @@ export class Compiler extends DiagnosticEmitter {
}
// compile gc features if utilized
if (this.needsMark) {
if (this.needsGcMark) {
compileMarkRoots(this);
compileMarkMembers(this);
}
// compile runtime features if utilized
if (this.needsInstanceOf) {
compileInstanceOf(this);
}
if (this.needsRuntimeInstanceOf) compileRuntimeInstanceOf(this);
if (this.needsRuntimeFlags) compileRuntimeFlags(this);
// update the heap base pointer
var memoryOffset = this.memoryOffset;
@ -464,7 +466,7 @@ export class Compiler extends DiagnosticEmitter {
if (program.collectorKind != CollectorKind.NONE) capabilities |= Capability.GC;
if (capabilities != 0) {
module.addGlobal(BuiltinSymbols.capabilities, NativeType.I32, false, module.createI32(capabilities));
module.addGlobalExport(BuiltinSymbols.capabilities, ".capabilities");
module.addGlobalExport(BuiltinSymbols.capabilities, "$.capabilities");
}
return module;
}
@ -6085,7 +6087,7 @@ export class Compiler extends DiagnosticEmitter {
module.createGetLocal(0, NativeType.I32)
)
);
module.addFunctionExport(BuiltinSymbols.setargc, ".setargc");
module.addFunctionExport(BuiltinSymbols.setargc, "$.setArgc");
}
return BuiltinSymbols.setargc;
}
@ -6718,11 +6720,11 @@ export class Compiler extends DiagnosticEmitter {
// upcast - check dynamically
if (expectedType.isAssignableTo(actualType)) {
let program = this.program;
this.needsInstanceOf = true;
this.needsRuntimeInstanceOf = true;
if (!(actualType.isUnmanaged || expectedType.isUnmanaged)) {
let flow = this.currentFlow;
let tempLocal = flow.getAndFreeTempLocal(actualType, false);
this.needsInstanceOf = true;
this.needsRuntimeInstanceOf = true;
return module.createIf(
module.createUnary(
nativeSizeType == NativeType.I64
@ -6769,7 +6771,7 @@ export class Compiler extends DiagnosticEmitter {
// uninitialized (thus zero) `var a: A` to be an instance of something.
let flow = this.currentFlow;
let tempLocal = flow.getAndFreeTempLocal(actualType, false);
this.needsInstanceOf = true;
this.needsRuntimeInstanceOf = true;
return module.createIf(
module.createUnary(
nativeSizeType == NativeType.I64