Factor the code for determining the target-specific instruction

namespace out of the isel emitters and into common code.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55079 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 15 insertions, 0 deletions

diff --git a/utils/TableGen/CodeGenTarget.cpp b/utils/TableGen/CodeGenTarget.cpp
index d9f4c3e341..4e7a10c1d8 100644
--- a/utils/TableGen/CodeGenTarget.cpp
+++ b/utils/TableGen/CodeGenTarget.cpp
@@ -135,6 +135,21 @@ const std::string &CodeGenTarget::getName() const {
   return TargetRec->getName();
 }
 
+std::string CodeGenTarget::getInstNamespace() const {
+  std::string InstNS;
+
+  for (inst_iterator i = inst_begin(), e = inst_end(); i != e; ++i) {
+    InstNS = i->second.Namespace;
+
+    // Make sure not to pick up "TargetInstrInfo" by accidentally getting
+    // the namespace off the PHI instruction or something.
+    if (InstNS != "TargetInstrInfo")
+      break;
+  }
+
+  return InstNS;
+}
+
 Record *CodeGenTarget::getInstructionSet() const {
   return TargetRec->getValueAsDef("InstructionSet");
 }