[clang] [llvm] [AMDGPU] Emit a waitcnt instruction after each memory instruction (PR #79236)

[Jun Wang via cfe-commits]

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@@ -605,12 +606,197 @@ class SIGfx12CacheControl : public SIGfx11CacheControl {
                                       bool IsNonTemporal) const override;
 };
 
+class SIPreciseMemorySupport {
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jwanggit86 wrote:

Ok, will merge with CacheControl.

https://github.com/llvm/llvm-project/pull/79236