[clang] [flang] [Flang][Driver]Add support for option '-fpseudo-probe-for-profiling' in flang (PR #205046)

[Tom Eccles via cfe-commits]

================
@@ -984,24 +984,26 @@ void 
CodeGenAction::runOptimizationPipeline(llvm::raw_pwrite_stream &os) {
         opts.ProfileInstrumentUsePath, "", opts.ProfileRemappingFile,
         opts.MemoryProfileUsePath, llvm::PGOOptions::IRUse, CSAction,
         llvm::PGOOptions::ColdFuncOpt::Default, opts.DebugInfoForProfiling);
-  } else if (opts.DebugInfoForProfiling) {
-    // -fdebug-info-for-profiling
-    pgoOpt = llvm::PGOOptions("", "", "", /*MemoryProfile=*/"",
-                              llvm::PGOOptions::NoAction,
-                              llvm::PGOOptions::NoCSAction,
-                              llvm::PGOOptions::ColdFuncOpt::Default, true);
   } else if (!opts.SampleProfileFile.empty()) {
     pgoOpt = llvm::PGOOptions(
         opts.SampleProfileFile, "", opts.ProfileRemappingFile,
         opts.MemoryProfileUsePath, llvm::PGOOptions::SampleUse,
         llvm::PGOOptions::NoCSAction, llvm::PGOOptions::ColdFuncOpt::Default,
         opts.DebugInfoForProfiling, opts.PseudoProbeForProfiling);
   } else if (opts.PseudoProbeForProfiling) {
-    // -fpseudo-probe-for-profiling
     pgoOpt = llvm::PGOOptions(
-        "", "", "", /*MemoryProfile=*/"", llvm::PGOOptions::NoAction,
+        /*ProfileFile=*/"", /*CSProfileGenFile=*/"",
+        /*ProfileRemappingFile=*/"",
+        /*MemoryProfile=*/"", llvm::PGOOptions::NoAction,
         llvm::PGOOptions::NoCSAction, llvm::PGOOptions::ColdFuncOpt::Default,
-        opts.DebugInfoForProfiling, true);
+        opts.DebugInfoForProfiling, /*PseudoProbeForProfiling=*/true);
+  } else if (opts.DebugInfoForProfiling) {
+    pgoOpt = llvm::PGOOptions(/*ProfileFile=*/"", /*CSProfileGenFile=*/"",
+                              /*ProfileRemappingFile=*/"", 
/*MemoryProfile=*/"",
+                              llvm::PGOOptions::NoAction,
+                              llvm::PGOOptions::NoCSAction,
+                              llvm::PGOOptions::ColdFuncOpt::Default,
+                              /*PseudoProbeForProfiling=*/true);
----------------
tblah wrote:

This one is DebugInfoForProfiling. PsudoProbeForProfiling is the argument after 
that.

https://github.com/llvm/llvm-project/pull/205046
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