[Mlir-commits] [llvm] [mlir] Introduce a "log level" support for DEBUG_TYPE (PR #150855)

[Jacques Pienaar]

================
@@ -39,13 +39,18 @@ class raw_ostream;
 /// isCurrentDebugType - Return true if the specified string is the debug type
 /// specified on the command line, or if none was specified on the command line
 /// with the -debug-only=X option.
-///
-bool isCurrentDebugType(const char *Type);
+/// An optional level can be provided to control the verbosity of the output.
+/// If the provided level is not 0 and user specified a level below the provided
+/// level, return false.
+bool isCurrentDebugType(const char *Type, int Level = 0);
 
 /// setCurrentDebugType - Set the current debug type, as if the -debug-only=X
 /// option were specified.  Note that DebugFlag also needs to be set to true for
 /// debug output to be produced.
-///
+/// The debug type format is "type[:level]", where the level is an optional
+/// integer. The default level is 0, which is the most verbose.
+/// The level can be set to 1, 2, 3, etc. to control the verbosity of the
+/// output. The level can be set to -1 to disable the output.
----------------
jpienaar wrote:

No level here.

https://github.com/llvm/llvm-project/pull/150855