T0b1/wasmtime
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Merge pull request #3332 from afonso360/interp-icmp

Browse Source 
cranelift: Add SIMD `icmp` to interpreter
This commit is contained in:
Chris Fallin
2021-09-17 15:13:44 -07:00
committed by GitHub
parent c9834ee91c e17d9cfbab
commit 6a98fe2104
29 changed files with 1170 additions and 54 deletions
Download Patch File Download Diff File Expand all files Collapse all files

18
cranelift/interpreter/src/value.rs
View File

@@ -271,7 +271,18 @@ impl Value for DataValue {
// TODO a lot to do here: from bmask to ireduce to raw_bitcast...
(DataValue::I64(n), types::I32) => DataValue::I32(i32::try_from(n)?),
(DataValue::I64(n), types::I64) => DataValue::I64(n),
(DataValue::I64(n), types::I128) => DataValue::I128(n as i128),
(DataValue::B(b), t) if t.is_bool() => DataValue::B(b),
(DataValue::B(b), t) if t.is_int() => {
let val = if b {
// Bools are represented in memory as all 1's
(1i128 << t.bits()) - 1
} else {
0
};
DataValue::int(val, t)?
}
(dv, t) if t.is_int() && dv.ty() == t => dv,
(dv, _) => unimplemented!("conversion: {} -> {:?}", dv.ty(), kind),
},
ValueConversionKind::Truncate(ty) => {
@@ -333,6 +344,7 @@ impl Value for DataValue {
DataValue::I16(n) => DataValue::U16(n as u16),
DataValue::I32(n) => DataValue::U32(n as u32),
DataValue::I64(n) => DataValue::U64(n as u64),
DataValue::I128(n) => DataValue::U128(n as u128),
_ => unimplemented!("conversion: {} -> {:?}", self.ty(), kind),
},
ValueConversionKind::ToSigned => match self {
@@ -340,6 +352,7 @@ impl Value for DataValue {
DataValue::U16(n) => DataValue::I16(n as i16),
DataValue::U32(n) => DataValue::I32(n as i32),
DataValue::U64(n) => DataValue::I64(n as i64),
DataValue::U128(n) => DataValue::I128(n as i128),
_ => unimplemented!("conversion: {} -> {:?}", self.ty(), kind),
},
ValueConversionKind::RoundNearestEven(ty) => match (self.ty(), ty) {
@@ -364,11 +377,11 @@ impl Value for DataValue {
}
fn eq(&self, other: &Self) -> ValueResult<bool> {
comparison_match!(PartialEq::eq[&self, &other]; [I8, I16, I32, I64, U8, U16, U32, U64, F32, F64])
comparison_match!(PartialEq::eq[&self, &other]; [I8, I16, I32, I64, I128, U8, U16, U32, U64, U128, F32, F64])
}
fn gt(&self, other: &Self) -> ValueResult<bool> {
comparison_match!(PartialOrd::gt[&self, &other]; [I8, I16, I32, I64, U8, U16, U32, U64, F32, F64])
comparison_match!(PartialOrd::gt[&self, &other]; [I8, I16, I32, I64, I128, U8, U16, U32, U64, U128, F32, F64])
}
fn uno(&self, other: &Self) -> ValueResult<bool> {
@@ -381,6 +394,7 @@ impl Value for DataValue {
(DataValue::I16(a), DataValue::I16(b)) => a.checked_sub(*b).is_none(),
(DataValue::I32(a), DataValue::I32(b)) => a.checked_sub(*b).is_none(),
(DataValue::I64(a), DataValue::I64(b)) => a.checked_sub(*b).is_none(),
(DataValue::I128(a), DataValue::I128(b)) => a.checked_sub(*b).is_none(),
_ => unimplemented!(),
})
}