[llvm] [NFC][DirectX] Infrastructure to collect shader flags for each function (PR #112967)

[Damyan Pepper via llvm-commits]

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@@ -65,15 +73,25 @@ void ComputedShaderFlags::print(raw_ostream &OS) const {
 
 AnalysisKey ShaderFlagsAnalysis::Key;
 
-ComputedShaderFlags ShaderFlagsAnalysis::run(Module &M,
-                                             ModuleAnalysisManager &AM) {
-  return ComputedShaderFlags::computeFlags(M);
+DXILModuleShaderFlagsInfo ShaderFlagsAnalysis::run(Module &M,
+                                                   ModuleAnalysisManager &AM) {
+  return computeFlags(M);
+}
+
+bool ShaderFlagsAnalysisWrapper::runOnModule(Module &M) {
+  MSFI = computeFlags(M);
+  return false;
 }
 
 PreservedAnalyses ShaderFlagsAnalysisPrinter::run(Module &M,
                                                   ModuleAnalysisManager &AM) {
-  ComputedShaderFlags Flags = AM.getResult<ShaderFlagsAnalysis>(M);
-  Flags.print(OS);
+  DXILModuleShaderFlagsInfo Flags = AM.getResult<ShaderFlagsAnalysis>(M);
+  OS << "; Shader Flags mask for Module:\n";
+  Flags.ModuleFlags.print(OS);
+  for (auto SF : Flags.FuncShaderFlagsMap) {
+    OS << "; Shader Flags mash for Function: " << SF.first->getName() << "\n";
----------------
damyanp wrote:

```suggestion
    OS << "; Shader Flags mask for Function: " << SF.first->getName() << "\n";
```

https://github.com/llvm/llvm-project/pull/112967