Method binop

winch/codegen/src/codegen/context.rs:354–366

Prepares arguments for emitting a binary operation. The `emit` function returns the `TypedReg` to put on the value stack.

(&mut self, masm: &mut M, size: OperandSize, emit: F)

    ///
    /// The `emit` function returns the `TypedReg` to put on the value stack.
    pub fn binop<F, M>(&mut self, masm: &mut M, size: OperandSize, emit: F) -> Result<()>
    where
        F: FnOnce(&mut M, Reg, Reg, OperandSize) -> Result<TypedReg>,
        M: MacroAssembler,
    {
        let src = self.pop_to_reg(masm, None)?;
        let dst = self.pop_to_reg(masm, None)?;
        let dst = emit(masm, dst.reg, src.reg, size)?;
        self.free_reg(src);
        self.stack.push(dst.into());

        Ok(())
    }

    /// Prepares arguments for emitting an f32 or f64 comparison operation.
    pub fn float_cmp_op<F, M>(&mut self, masm: &mut M, size: OperandSize, emit: F) -> Result<()>