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Proper isNaN/isFinite without a temp. local

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This commit is contained in:
dcodeIO
2018-04-12 20:40:00 +02:00
parent 1cea3c6f08
commit 748e811137
19 changed files with 3181 additions and 3052 deletions
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62
src/builtins.ts
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@ -184,18 +184,26 @@ export function compileCall(
switch (compiler.currentType.kind) {
case TypeKind.F32: {
let tempLocal = compiler.currentFunction.getAndFreeTempLocal(Type.f32);
ret = module.createBinary(BinaryOp.NeF32,
module.createTeeLocal(tempLocal.index, arg0),
module.createGetLocal(tempLocal.index, NativeType.F32)
ret = module.createBinary(
BinaryOp.GtU32,
module.createBinary(
BinaryOp.AndI32,
module.createUnary(UnaryOp.ReinterpretF32, arg0),
module.createI32(0x7FFFFFFF)
),
module.createI32(0x7F800000)
);
break;
}
case TypeKind.F64: {
let tempLocal = compiler.currentFunction.getAndFreeTempLocal(Type.f64);
ret = module.createBinary(BinaryOp.NeF64,
module.createTeeLocal(tempLocal.index, arg0),
module.createGetLocal(tempLocal.index, NativeType.F64)
ret = module.createBinary(
BinaryOp.GtU64,
module.createBinary(
BinaryOp.AndI64,
module.createUnary(UnaryOp.ReinterpretF64, arg0),
module.createI64(0xFFFFFFFF, 0x7FFFFFFF)
),
module.createI64(0, 0x7FF00000)
);
break;
}
@ -244,36 +252,26 @@ export function compileCall(
}
switch (compiler.currentType.kind) {
case TypeKind.F32: {
let tempLocal = compiler.currentFunction.getAndFreeTempLocal(Type.f32);
ret = module.createSelect(
module.createBinary(BinaryOp.NeF32,
module.createUnary(UnaryOp.AbsF32,
module.createTeeLocal(tempLocal.index, arg0)
),
module.createF32(Infinity)
ret = module.createBinary(
BinaryOp.LtU32,
module.createBinary(
BinaryOp.AndI32,
module.createUnary(UnaryOp.ReinterpretF32, arg0),
module.createI32(0x7FFFFFFF)
),
module.createI32(0),
module.createBinary(BinaryOp.EqF32,
module.createGetLocal(tempLocal.index, NativeType.F32),
module.createGetLocal(tempLocal.index, NativeType.F32)
)
module.createI32(0x7F800000)
);
break;
}
case TypeKind.F64: {
let tempLocal = compiler.currentFunction.getAndFreeTempLocal(Type.f64);
ret = module.createSelect(
module.createBinary(BinaryOp.NeF64,
module.createUnary(UnaryOp.AbsF64,
module.createTeeLocal(tempLocal.index, arg0)
),
module.createF64(Infinity)
ret = module.createBinary(
BinaryOp.LtU64,
module.createBinary(
BinaryOp.AndI64,
module.createUnary(UnaryOp.ReinterpretF64, arg0),
module.createI64(0xFFFFFFFF, 0x7FFFFFFF)
),
module.createI32(0),
module.createBinary(BinaryOp.EqF64,
module.createGetLocal(tempLocal.index, NativeType.F64),
module.createGetLocal(tempLocal.index, NativeType.F64)
)
module.createI64(0, 0x7FF00000)
);
break;
}