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cranelift: Fix trampoline args for b1 types

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Our DataValues only have one size of booleans so we are always going to
have this mismatch of sizes
This commit is contained in:
Afonso Bordado
2021-07-21 11:56:47 +01:00
parent ebbe399725
commit 8862499529
3 changed files with 19 additions and 46 deletions
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12
cranelift/codegen/src/data_value.rs
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@@ -62,10 +62,18 @@ impl DataValue {
}
}
/// Return true if the value is a bool (i.e. `DataValue::B`).
pub fn is_bool(&self) -> bool {
match self {
DataValue::B(_) => true,
_ => false,
}
}
/// Write a [DataValue] to a memory location.
pub unsafe fn write_value_to(&self, p: *mut u128) {
match self {
DataValue::B(b) => ptr::write(p as *mut bool, *b),
DataValue::B(b) => ptr::write(p, if *b { -1i128 as u128 } else { 0u128 }),
DataValue::I8(i) => ptr::write(p as *mut i8, *i),
DataValue::I16(i) => ptr::write(p as *mut i16, *i),
DataValue::I32(i) => ptr::write(p as *mut i32, *i),
@@ -86,7 +94,7 @@ impl DataValue {
types::I64 => DataValue::I64(ptr::read(p as *const i64)),
types::F32 => DataValue::F32(ptr::read(p as *const Ieee32)),
types::F64 => DataValue::F64(ptr::read(p as *const Ieee64)),
_ if ty.is_bool() => DataValue::B(ptr::read(p as *const bool)),
_ if ty.is_bool() => DataValue::B(ptr::read(p) != 0),
_ if ty.is_vector() && ty.bytes() == 16 => {
DataValue::V128(ptr::read(p as *const [u8; 16]))
}