[clang] [llvm] [AArch64][clang][llvm] Add ACLE `stshh` atomic store builtin (PR #181386)

[Kerry McLaughlin via llvm-commits]

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@@ -0,0 +1,54 @@
+; RUN: split-file %s %t
+; RUN: not llvm-as %t/bad-value-type.ll -o /dev/null 2>&1 | FileCheck %s --check-prefix=INVALID-SIG
+; RUN: not llvm-as %t/bad-order-type.ll -o /dev/null 2>&1 | FileCheck %s --check-prefix=INVALID-SIG
+; RUN: not llvm-as %t/bad-pointer-type.ll -o /dev/null 2>&1 | FileCheck %s --check-prefix=INVALID-SIG
+; RUN: not llvm-as %t/bad-order-value.ll -o /dev/null 2>&1 | FileCheck %s --check-prefix=INVALID-ORDER
+; RUN: not llvm-as %t/bad-policy-value.ll -o /dev/null 2>&1 | FileCheck %s --check-prefix=INVALID-POLICY
+; RUN: not llvm-as %t/bad-size-value.ll -o /dev/null 2>&1 | FileCheck %s --check-prefix=INVALID-SIZE
+
+; INVALID-SIG: error: invalid intrinsic signature
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kmclaughlin-arm wrote:

This isn't a diagnostic added by this PR, so I don't think it needs to included here.

https://github.com/llvm/llvm-project/pull/181386