Show command-line args and features passed into backend in debug output. Approved by Evan Cheng.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@86797 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/utils/TableGen/SubtargetEmitter.cpp b/utils/TableGen/SubtargetEmitter.cpp
index c8cf234..0dbfcbe 100644
--- a/utils/TableGen/SubtargetEmitter.cpp
+++ b/utils/TableGen/SubtargetEmitter.cpp
@@ -519,6 +519,8 @@
OS << Target;
OS << "Subtarget::ParseSubtargetFeatures(const std::string &FS,\n"
<< " const std::string &CPU) {\n"
+ << " DEBUG(errs() << \"\\nFeatures:\" << FS);\n"
+ << " DEBUG(errs() << \"\\nCPU:\" << CPU);\n"
<< " SubtargetFeatures Features(FS);\n"
<< " Features.setCPUIfNone(CPU);\n"
<< " uint32_t Bits = Features.getBits(SubTypeKV, SubTypeKVSize,\n"
@@ -558,6 +560,8 @@
EmitSourceFileHeader("Subtarget Enumeration Source Fragment", OS);
+ OS << "#include \"llvm/Support/Debug.h\"\n";
+ OS << "#include \"llvm/Support/raw_ostream.h\"\n";
OS << "#include \"llvm/Target/SubtargetFeature.h\"\n";
OS << "#include \"llvm/Target/TargetInstrItineraries.h\"\n\n";