[llvm] [llvm-dlltool] Handle MIPS architecture (PR #114621)

[Saleem Abdulrasool via llvm-commits]

================
@@ -79,6 +79,7 @@ MachineTypes getEmulation(StringRef S) {
       .Case("arm", IMAGE_FILE_MACHINE_ARMNT)
       .Case("arm64", IMAGE_FILE_MACHINE_ARM64)
       .Case("arm64ec", IMAGE_FILE_MACHINE_ARM64EC)
+      .Case("mips", IMAGE_FILE_MACHINE_R4000)
----------------
compnerd wrote:

Hmm, we should cross-check this with binutils - if it should be r4000 or mips as there was a MIPS16 and a MIPSv2 machine type that PE/COFF has supported over the years.

https://github.com/llvm/llvm-project/pull/114621