Method collect_returns

cranelift/filetests/src/function_runner.rs:526–537

Collect the returned [DataValue]s into a [Vec]. The size of `u128` used here must match [Trampoline::SLOT_SIZE].

(&self, signature: &ir::Signature)

    /// Collect the returned [DataValue]s into a [Vec]. The size of `u128` used here must match
    /// [Trampoline::SLOT_SIZE].
    pub fn collect_returns(&self, signature: &ir::Signature) -> Vec<DataValue> {
        assert!(self.0.len() >= signature.returns.len());
        let mut returns = Vec::with_capacity(signature.returns.len());

        // Extract the returned values from this vector.
        for (slot, param) in self.0.iter().zip(&signature.returns) {
            let value = unsafe { DataValue::read_value_from(slot, param.value_type) };
            returns.push(value);
        }

        returns
    }
}

/// Build the Cranelift IR for moving the memory-allocated [DataValue]s to their correct location