[clang] [llvm] [AArch64][SME] Lower aarch64.sme.cnts* to vscale when in streaming mode (PR #154305)

[Paul Walker via llvm-commits]

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@@ -0,0 +1,67 @@
+; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
+; RUN: opt -mattr=+sme -S -passes=instcombine < %s | FileCheck %s -check-prefix=NON-STREAMING
+; RUN: opt -mattr=+sme -S -passes=instcombine -force-streaming < %s | FileCheck %s -check-prefix=STREAMING
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paulwalker-arm wrote:

Do you mind adding a RUN line for the streaming-compatible use case as well.

https://github.com/llvm/llvm-project/pull/154305