[llvm] [AMDGPU] Automatic conversion from wave32 to wave64 (PR #137376)

[Shilei Tian via llvm-commits]

================
@@ -174,6 +177,9 @@ extern char &SIShrinkInstructionsLegacyID;
 void initializeSIFixSGPRCopiesLegacyPass(PassRegistry &);
 extern char &SIFixSGPRCopiesLegacyID;
 
+void initializeAMDGPUConvertWaveSizeLegacyPass(PassRegistry &);
+extern char &AMDGPUConvertWaveSizeLegacyID;
----------------
shiltian wrote:

Where do you plan to insert this pass? In middle end optimization pipeline or the code generation pipeline?

https://github.com/llvm/llvm-project/pull/137376