[llvm] [NewPM][CodeGen] add TargetPassConfig like API (PR #70906)

[Matt Arsenault via llvm-commits]

================
@@ -122,6 +129,30 @@ template <typename DerivedT> class CodeGenPassBuilder {
                       raw_pwrite_stream &Out, raw_pwrite_stream *DwoOut,
                       CodeGenFileType FileType) const;
 
+  bool parseTargetMIRPass(MachineFunctionPassManager &MFPM,
+                          StringRef Name) const {
+    llvm_unreachable("parseTargetMIRPass is not overridden");
+  }
+
+  bool parseMIRPass(MachineFunctionPassManager &MFPM, StringRef Name) const;
+
+  /// Parse MIR pass pipeline. Unlike IR pass pipeline
+  /// there is only one pass manager for machine function
+  /// so there is no need to specify the passs nesting
----------------
arsenm wrote:

Typo passs

https://github.com/llvm/llvm-project/pull/70906