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spv-in: Implement OpBitReverse and OpBitCount

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This commit is contained in:
João Capucho 2022-05-28 15:14:10 +01:00
parent 6a3f526c12
commit cff744dc89
1 changed files with 28 additions and 0 deletions
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28
src/front/spv/mod.rs
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@ -2393,6 +2393,34 @@ impl<I: Iterator<Item = u32>> Parser<I> {
},
);
}
Op::BitReverse | Op::BitCount => {
inst.expect(4)?;
let result_type_id = self.next()?;
let result_id = self.next()?;
let base_id = self.next()?;
let base_lexp = self.lookup_expression.lookup(base_id)?;
let base_handle = get_expr_handle!(base_id, base_lexp);
let expr = crate::Expression::Math {
fun: match inst.op {
Op::BitReverse => crate::MathFunction::ReverseBits,
Op::BitCount => crate::MathFunction::CountOneBits,
_ => unreachable!(),
},
arg: base_handle,
arg1: None,
arg2: None,
arg3: None,
};
self.lookup_expression.insert(
result_id,
LookupExpression {
handle: ctx.expressions.append(expr, span),
type_id: result_type_id,
block_id,
},
);
}
Op::OuterProduct => {
inst.expect(5)?;