[clang] [ARM] arm_acle.h add Coprocessor Instrinsics (PR #75440)

[David Green via cfe-commits]

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@@ -756,6 +756,58 @@ __arm_st64bv0(void *__addr, data512_t __value) {
   __builtin_arm_mops_memset_tag(__tagged_address, __value, __size)
 #endif
 
+/* Coprocessor Intrinsics */
+#if defined(__ARM_FEATURE_COPROC)
+
+#if (__ARM_FEATURE_COPROC & 0x1)
+
+#if (__ARM_ARCH != 8)
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davemgreen wrote:

Could this be < 8?
This doesn't apply to 8-m.main, right? The test looks OK.

https://github.com/llvm/llvm-project/pull/75440