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Let the optimizer decide what it takes to become a select

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This commit is contained in:
dcodeIO
2018-01-12 05:03:25 +01:00
parent d89703cdad
commit 3980e53bb7
18 changed files with 225 additions and 242 deletions
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34
src/builtins.ts
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@ -194,8 +194,8 @@ export function compileGetConstant(compiler: Compiler, global: Global, reportNod
/** Compiles a call to a built-in function. */
export function compileCall(compiler: Compiler, prototype: FunctionPrototype, typeArguments: Type[] | null, operands: Expression[], contextualType: Type, reportNode: Node): ExpressionRef {
var module = compiler.module;
var usizeType = select<Type>(Type.usize64, Type.usize32, compiler.options.target == Target.WASM64);
var nativeUsizeType = select<NativeType>(NativeType.I64, NativeType.I32, compiler.options.target == Target.WASM64);
var usizeType = compiler.options.target == Target.WASM64 ? Type.usize64 : Type.usize32;
var nativeUsizeType = compiler.options.target == Target.WASM64 ? NativeType.I64 : NativeType.I32;
var arg0: ExpressionRef,
arg1: ExpressionRef,
@ -365,7 +365,7 @@ export function compileCall(compiler: Compiler, prototype: FunctionPrototype, ty
}
// fall-through
case TypeKind.ISIZE:
ret = module.createUnary(select<UnaryOp>(UnaryOp.ClzI64, UnaryOp.ClzI32, compiler.options.target == Target.WASM64), arg0);
ret = module.createUnary(compiler.options.target == Target.WASM64 ? UnaryOp.ClzI64 : UnaryOp.ClzI32, arg0);
break;
case TypeKind.I64:
@ -418,7 +418,7 @@ export function compileCall(compiler: Compiler, prototype: FunctionPrototype, ty
}
// fall-through
case TypeKind.ISIZE:
ret = module.createUnary(select<UnaryOp>(UnaryOp.CtzI64, UnaryOp.CtzI32, compiler.options.target == Target.WASM64), arg0);
ret = module.createUnary(compiler.options.target == Target.WASM64 ? UnaryOp.CtzI64 : UnaryOp.CtzI32, arg0);
break;
case TypeKind.I64:
@ -471,7 +471,7 @@ export function compileCall(compiler: Compiler, prototype: FunctionPrototype, ty
}
// fall-through
case TypeKind.ISIZE:
ret = module.createUnary(select<UnaryOp>(UnaryOp.PopcntI64, UnaryOp.PopcntI32, compiler.options.target == Target.WASM64), arg0);
ret = module.createUnary(compiler.options.target == Target.WASM64 ? UnaryOp.PopcntI64 : UnaryOp.PopcntI32, arg0);
break;
case TypeKind.I64:
@ -533,7 +533,7 @@ export function compileCall(compiler: Compiler, prototype: FunctionPrototype, ty
}
// fall-through
case TypeKind.ISIZE:
ret = module.createBinary(select<BinaryOp>(BinaryOp.RotlI64, BinaryOp.RotlI32, compiler.options.target == Target.WASM64), arg0, arg1);
ret = module.createBinary(compiler.options.target == Target.WASM64 ? BinaryOp.RotlI64 : BinaryOp.RotlI32, arg0, arg1);
break;
case TypeKind.I64:
@ -594,7 +594,7 @@ export function compileCall(compiler: Compiler, prototype: FunctionPrototype, ty
}
// fall-through
case TypeKind.ISIZE:
ret = module.createBinary(select<BinaryOp>(BinaryOp.RotrI64, BinaryOp.RotrI32, compiler.options.target == Target.WASM64), arg0, arg1);
ret = module.createBinary(compiler.options.target == Target.WASM64 ? BinaryOp.RotrI64 : BinaryOp.RotrI32, arg0, arg1);
break;
case TypeKind.I64:
@ -656,11 +656,11 @@ export function compileCall(compiler: Compiler, prototype: FunctionPrototype, ty
tempLocal0 = compiler.currentFunction.getAndFreeTempLocal(usizeType);
ret = module.createSelect(
module.createTeeLocal(tempLocal0.index, arg0),
module.createBinary(select<BinaryOp>(BinaryOp.SubI64, BinaryOp.SubI32, compiler.options.target == Target.WASM64),
module.createBinary(compiler.options.target == Target.WASM64 ? BinaryOp.SubI64 : BinaryOp.SubI32,
usizeType.toNativeZero(module),
module.createGetLocal(tempLocal0.index, nativeUsizeType)
),
module.createBinary(select<BinaryOp>(BinaryOp.GtI64, BinaryOp.GtI32, compiler.options.target == Target.WASM64),
module.createBinary(compiler.options.target == Target.WASM64 ? BinaryOp.GtI64 : BinaryOp.GtI32,
module.createGetLocal(tempLocal0.index, nativeUsizeType),
usizeType.toNativeZero(module)
)
@ -809,7 +809,7 @@ export function compileCall(compiler: Compiler, prototype: FunctionPrototype, ty
ret = module.createSelect(
module.createTeeLocal(tempLocal0.index, arg0),
module.createTeeLocal(tempLocal1.index, arg1),
module.createBinary(select<BinaryOp>(BinaryOp.GtI64, BinaryOp.GtI32, compiler.options.target == Target.WASM64),
module.createBinary(compiler.options.target == Target.WASM64 ? BinaryOp.GtI64 : BinaryOp.GtI32,
module.createGetLocal(tempLocal0.index, nativeUsizeType),
module.createGetLocal(tempLocal1.index, nativeUsizeType)
)
@ -828,7 +828,7 @@ export function compileCall(compiler: Compiler, prototype: FunctionPrototype, ty
ret = module.createSelect(
module.createTeeLocal(tempLocal0.index, arg0),
module.createTeeLocal(tempLocal1.index, arg1),
module.createBinary(select<BinaryOp>(BinaryOp.GtU64, BinaryOp.GtU32, compiler.options.target == Target.WASM64),
module.createBinary(compiler.options.target == Target.WASM64 ? BinaryOp.GtU64 : BinaryOp.GtU32,
module.createGetLocal(tempLocal0.index, nativeUsizeType),
module.createGetLocal(tempLocal1.index, nativeUsizeType)
)
@ -943,7 +943,7 @@ export function compileCall(compiler: Compiler, prototype: FunctionPrototype, ty
ret = module.createSelect(
module.createTeeLocal(tempLocal0.index, arg0),
module.createTeeLocal(tempLocal1.index, arg1),
module.createBinary(select<BinaryOp>(BinaryOp.LtI64, BinaryOp.LtI32, compiler.options.target == Target.WASM64),
module.createBinary(compiler.options.target == Target.WASM64 ? BinaryOp.LtI64 : BinaryOp.LtI32,
module.createGetLocal(tempLocal0.index, nativeUsizeType),
module.createGetLocal(tempLocal1.index, nativeUsizeType)
)
@ -962,7 +962,7 @@ export function compileCall(compiler: Compiler, prototype: FunctionPrototype, ty
ret = module.createSelect(
module.createTeeLocal(tempLocal0.index, arg0),
module.createTeeLocal(tempLocal1.index, arg1),
module.createBinary(select<BinaryOp>(BinaryOp.LtU64, BinaryOp.LtU32, compiler.options.target == Target.WASM64),
module.createBinary(compiler.options.target == Target.WASM64 ? BinaryOp.LtU64 : BinaryOp.LtU32,
module.createGetLocal(tempLocal0.index, nativeUsizeType),
module.createGetLocal(tempLocal1.index, nativeUsizeType)
)
@ -1603,7 +1603,7 @@ export function compileCall(compiler: Compiler, prototype: FunctionPrototype, ty
case TypeKind.ISIZE:
case TypeKind.USIZE:
ret = module.createIf(
module.createUnary(select(UnaryOp.EqzI64, UnaryOp.EqzI32, compiler.options.target == Target.WASM64),
module.createUnary(compiler.options.target == Target.WASM64 ? UnaryOp.EqzI64 : UnaryOp.EqzI32,
arg0
),
module.createUnreachable()
@ -1668,7 +1668,7 @@ export function compileCall(compiler: Compiler, prototype: FunctionPrototype, ty
case TypeKind.USIZE:
tempLocal0 = compiler.currentFunction.getAndFreeTempLocal(usizeType);
ret = module.createIf(
module.createUnary(select<UnaryOp>(UnaryOp.EqzI64, UnaryOp.EqzI32, compiler.options.target == Target.WASM64),
module.createUnary(compiler.options.target == Target.WASM64 ? UnaryOp.EqzI64 : UnaryOp.EqzI32,
module.createTeeLocal(tempLocal0.index, arg0)
),
module.createUnreachable(),
@ -1755,10 +1755,10 @@ export function compileCall(compiler: Compiler, prototype: FunctionPrototype, ty
compiler.error(DiagnosticCode.Type_0_is_not_generic, reportNode.range, prototype.internalName);
if (operands.length != 1) {
compiler.error(DiagnosticCode.Expected_0_arguments_but_got_1, reportNode.range, "1", operands.length.toString(10));
compiler.currentType = select<Type>(Type.isize64, Type.isize32, compiler.options.target == Target.WASM64);
compiler.currentType = compiler.options.target == Target.WASM64 ? Type.isize64 : Type.isize32;
return module.createUnreachable();
}
return compiler.compileExpression(operands[0], select<Type>(Type.isize64, Type.isize32, compiler.options.target == Target.WASM64), ConversionKind.EXPLICIT);
return compiler.compileExpression(operands[0], compiler.options.target == Target.WASM64 ? Type.isize64 : Type.isize32, ConversionKind.EXPLICIT);
case "u8":
if (typeArguments)