[clang] [llvm] [mlir] Remove the `x86_mmx` IR type. (PR #98505)

[Phoebe Wang via llvm-commits]

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@@ -1,9 +0,0 @@
-; RUN: llvm-as < %s | llvm-dis | FileCheck %s
-; RUN: verify-uselistorder %s
-; Basic smoke test for x86_mmx type.
-
-; CHECK: define x86_mmx @sh16
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phoebewang wrote:

Why we removed it instead of update?

https://github.com/llvm/llvm-project/pull/98505