AMD has an ABI specification that describes the calling convention to use on x86-64. All OSes follow it, except for Windows which has it's own x86-64 calling convention. Why?
Does anyone know the technical, historical, or political reasons for this difference, or is it purely a matter of NIHsyndrome?
I understand that different OSes may have different needs for higher level things, but that doesn't explain why for example the register parameter passing order on Windows is rcx - rdx …
有不同的调用约定在C/C++提供:stdcall,extern,pascal,等有多少这样的调用约定是可用的,什么分别意味着？有没有描述这些的链接？