Enable inlining of Logger::enabled().

This should help with performance of previous commit.

Author: redstar

gen/logger.cpp

@@ -56,9 +56,11 @@ void Stream::writeValue(std::ostream& OS, const llvm::Value& V) {
 namespace Logger
 {
     static std::string indent_str;
+    bool _enabled;
 
-    llvm::cl::opt<bool> _enabled("vv",
+    static llvm::cl::opt<bool, true> enabledopt("vv",
         llvm::cl::desc("Print front-end/glue code debug log"),
+        llvm::cl::location(_enabled),
         llvm::cl::ZeroOrMore);
 
     void indent()
@@ -126,18 +128,6 @@ namespace Logger
             va_end(va);
         }
     }
-    void enable()
-    {
-        _enabled = true;
-    }
-    void disable()
-    {
-        _enabled = false;
-    }
-    bool enabled()
-    {
-        return _enabled;
-    }
     void attention(Loc loc, const char* fmt,...)
     {
         va_list va;

gen/logger.h

@@ -95,14 +95,16 @@ class Stream {
 
 namespace Logger
 {
+    extern bool _enabled;
+
     void indent();
     void undent();
     Stream cout();
     void println(const char* fmt, ...) IS_PRINTF(1);
     void print(const char* fmt, ...) IS_PRINTF(1);
-    void enable();
-    void disable();
-    bool enabled();
+    inline void enable() { _enabled = true; }
+    inline void disable() { _enabled = false; }
+    inline bool enabled() { return _enabled; }
 
     void attention(Loc loc, const char* fmt, ...) IS_PRINTF(2);