[clang] [X86]Add support for _outp{|w|d} (PR #93774)

[Phoebe Wang via cfe-commits]

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@@ -348,6 +348,20 @@ static inline unsigned long _inpd(unsigned short port) {
   return ret;
 }
 
+static inline int _outp(unsigned short port, int data) {
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phoebewang wrote:

Can we change it to `__outbyte` instead?

https://github.com/llvm/llvm-project/pull/93774