[llvm] f75e04b - [llvm-jitlink] Add -show-init-es option to dump initial ExecutionSession state.

[Lang Hames via llvm-commits]

Author: Lang Hames
Date: 2020-03-14T16:07:46-07:00
New Revision: f75e04bc93fb41bfe47be08a8d793066d215c944

URL: https://github.com/llvm/llvm-project/commit/f75e04bc93fb41bfe47be08a8d793066d215c944
DIFF: https://github.com/llvm/llvm-project/commit/f75e04bc93fb41bfe47be08a8d793066d215c944.diff

LOG: [llvm-jitlink] Add -show-init-es option to dump initial ExecutionSession state.

Inspecting this state can be helpful when debugging jit-linking testcases.

Added: 
    

Modified: 
    llvm/tools/llvm-jitlink/llvm-jitlink.cpp

Removed: 
    


################################################################################
diff  --git a/llvm/tools/llvm-jitlink/llvm-jitlink.cpp b/llvm/tools/llvm-jitlink/llvm-jitlink.cpp
index 3e444e609de1..9058a7907b0f 100644
--- a/llvm/tools/llvm-jitlink/llvm-jitlink.cpp
+++ b/llvm/tools/llvm-jitlink/llvm-jitlink.cpp
@@ -86,6 +86,11 @@ static cl::list<std::string> AbsoluteDefs(
     cl::desc("Inject absolute symbol definitions (syntax: <name>=<addr>)"),
     cl::ZeroOrMore);
 
+static cl::opt<bool> ShowInitialExecutionSessionState(
+    "show-init-es",
+    cl::desc("Print ExecutionSession state before resolving entry point"),
+    cl::init(false));
+
 static cl::opt<bool> ShowAddrs(
     "show-addrs",
     cl::desc("Print registered symbol, section, got and stub addresses"),
@@ -841,12 +846,14 @@ int main(int argc, char *argv[]) {
     ExitOnErr(loadProcessSymbols(*S));
   ExitOnErr(loadDylibs());
 
-
   {
     TimeRegion TR(Timers ? &Timers->LoadObjectsTimer : nullptr);
     ExitOnErr(loadObjects(*S));
   }
 
+  if (ShowInitialExecutionSessionState)
+    S->ES.dump(outs());
+
   JITEvaluatedSymbol EntryPoint = 0;
   {
     TimeRegion TR(Timers ? &Timers->LinkTimer : nullptr);