commit ff9c1092b708d39f9dc99855f31d75b50c809c63
author Andrea Di Biagio <Andrea_DiBiagio@sn.scee.net> Mon Mar 26 13:44:54 2018 +0000
committer Andrea Di Biagio <Andrea_DiBiagio@sn.scee.net> Mon Mar 26 13:44:54 2018 +0000
tree 70a75b7698a3e3cbde7061fef1901dbd7ccd8d6c
parent 1feccc24817d7317b94a7e51398c996cdf844229

[llvm-mca] Add a flag -instruction-info to enable/disable the instruction info view.

llvm-svn: 328493

llvm/tools/llvm-mca/llvm-mca.cpp

diff --git a/llvm/tools/llvm-mca/llvm-mca.cpp b/llvm/tools/llvm-mca/llvm-mca.cpp
index 127b22f..cae4c27 100644
--- a/llvm/tools/llvm-mca/llvm-mca.cpp
+++ b/llvm/tools/llvm-mca/llvm-mca.cpp
@@ -131,6 +131,11 @@
                            cl::desc("Print instruction tables"),
                            cl::init(false));
 
+static cl::opt<bool>
+    PrintInstructionInfoView("instruction-info",
+                             cl::desc("Print the instruction info view"),
+                             cl::init(true));
+
 static const Target *getTarget(const char *ProgName) {
   TripleName = Triple::normalize(TripleName);
   if (TripleName.empty())
@@ -336,9 +341,13 @@
 
   if (PrintInstructionTables) {
     mca::InstructionTables IT(STI->getSchedModel(), *IB, *S);
+
+    if (PrintInstructionInfoView) {
+      mca::InstructionInfoView IIV(*STI, *MCII, *S, *IP);
+      IT.addEventListener(&IIV);
+    }
+
     mca::ResourcePressureView RPV(*STI, *IP, *S);
-    mca::InstructionInfoView IIV(*STI, *MCII, *S, *IP);
-    IT.addEventListener(&IIV);
     IT.addEventListener(&RPV);
     IT.run();
     RPV.printView(TOF->os());
@@ -355,8 +364,9 @@
 
   Printer->addView(llvm::make_unique<mca::SummaryView>(*S, Width));
 
-  Printer->addView(
-      llvm::make_unique<mca::InstructionInfoView>(*STI, *MCII, *S, *IP));
+  if (PrintInstructionInfoView)
+    Printer->addView(
+        llvm::make_unique<mca::InstructionInfoView>(*STI, *MCII, *S, *IP));
 
   if (PrintModeVerbose)
     Printer->addView(llvm::make_unique<mca::BackendStatistics>(*STI));