[llvm] [PassBuilder] Add callback invoking to PassBuilder string API (PR #157153)

[Min-Yih Hsu via llvm-commits]

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@@ -804,3 +803,30 @@ LOOP_PASS_WITH_PARAMS(
     },
     parseLoopUnswitchOptions, "nontrivial;no-nontrivial;trivial;no-trivial")
 #undef LOOP_PASS_WITH_PARAMS
+
+#ifdef MODULE_CALLBACK
+MODULE_CALLBACK("PipelineStartCallbacks", invokePipelineStartEPCallbacks)
+#endif
+
+// There are some full lto specific ones that are ignored here for now
+#ifdef MODULE_LTO_CALLBACK
+MODULE_LTO_CALLBACK("PipelineEarlySimplificationCallbacks", invokePipelineEarlySimplificationEPCallbacks)
+MODULE_LTO_CALLBACK("OptimizerEarlyCallbacks", invokeOptimizerEarlyEPCallbacks)
+MODULE_LTO_CALLBACK("OptimizerLastCallbacks", invokeOptimizerLastEPCallbacks)
+#endif
+
+#ifdef FUNCTION_CALLBACK
+FUNCTION_CALLBACK("PeepholeCallbacks", invokePeepholeEPCallbacks)
+FUNCTION_CALLBACK("ScalarOptimizerLateCallbacks", invokeScalarOptimizerLateEPCallbacks)
+FUNCTION_CALLBACK("VectorizerStartCallbacks", invokeVectorizerStartEPCallbacks)
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mshockwave wrote:

I thought there is also a vectorizer end (or some similar name) EP.

https://github.com/llvm/llvm-project/pull/157153