Method visit_select

winch/codegen/src/visitor.rs:2098–2116

(&mut self)

    }

    fn visit_select(&mut self) -> Self::Output {
        let cond = self.context.pop_to_reg(self.masm, None)?;
        let val2 = self.context.pop_to_reg(self.masm, None)?;
        let val1 = self.context.pop_to_reg(self.masm, None)?;
        self.masm.cmp(cond.reg, RegImm::i32(0), OperandSize::S32)?;
        // Conditionally move val1 to val2 if the comparison is
        // not zero.
        self.masm.cmov(
            writable!(val2.into()),
            val1.into(),
            IntCmpKind::Ne,
            val1.ty.try_into()?,
        )?;
        self.context.stack.push(val2.into());
        self.context.free_reg(val1.reg);
        self.context.free_reg(cond);

        Ok(())
    }

    fn visit_typed_select(&mut self, _ty: ValType) -> Self::Output {
        self.visit_select()