Improving performance of R2RDump

diff --git a/src/coreclr/src/tools/r2rdump/R2RDump.cs b/src/coreclr/src/tools/r2rdump/R2RDump.cs
index b0b3119..4979691 100644 (file)
--- a/src/coreclr/src/tools/r2rdump/R2RDump.cs
+++ b/src/coreclr/src/tools/r2rdump/R2RDump.cs
@@ -93,7 +93,7 @@ namespace R2RDump
     public abstract class Dumper
     {
         protected readonly R2RReader _r2r;
-        protected readonly TextWriter _writer;
+        protected TextWriter _writer;
         protected readonly Disassembler _disassembler;
         protected readonly DumpOptions _options;
 

diff --git a/src/coreclr/src/tools/r2rdump/TextDumper.cs b/src/coreclr/src/tools/r2rdump/TextDumper.cs
index 4203e58..ee5bac9 100644 (file)
--- a/src/coreclr/src/tools/r2rdump/TextDumper.cs
+++ b/src/coreclr/src/tools/r2rdump/TextDumper.cs
@@ -120,7 +120,11 @@ namespace R2RDump
             SkipLine();
             foreach (R2RMethod method in NormalizedMethods())
             {
+                TextWriter temp = _writer;
+                _writer = new StringWriter();
                 DumpMethod(method);
+                temp.Write(_writer.ToString());
+                _writer = temp;
             }
         }