Unless the architecture is also an input. "Given the following C code, emit assembly for an architecture with the following characteristics." Why not? (Apart f

Unless the architecture is also an input. "Given the following C code, emit assembly for an architecture with the following characteristics." Why not? (Apart from the difficulty of writing a sufficiently general sufficiently smart compiler) I'm now imagining a world where Itanium took the place of RISC-V and we had a new generation of custom chips based on it.