[CodeGen] Move printing MO_IntrinsicID operands to MachineOperand::print

Work towards the unification of MIR and debug output by refactoring the
interfaces.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@321112 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 17 insertions, 0 deletions

diff --git a/unittests/CodeGen/MachineOperandTest.cpp b/unittests/CodeGen/MachineOperandTest.cpp
index cce85cafb2a..78a20b83648 100644
--- a/unittests/CodeGen/MachineOperandTest.cpp
+++ b/unittests/CodeGen/MachineOperandTest.cpp
@@ -10,6 +10,7 @@
 #include "llvm/CodeGen/MachineOperand.h"
 #include "llvm/ADT/ilist_node.h"
 #include "llvm/IR/Constants.h"
+#include "llvm/IR/InstrTypes.h"
 #include "llvm/IR/LLVMContext.h"
 #include "llvm/IR/Module.h"
 #include "llvm/IR/ModuleSlotTracker.h"
@@ -382,4 +383,20 @@ TEST(MachineOperandTest, PrintIntrinsicID) {
   }
 }
 
+TEST(MachineOperandTest, PrintPredicate) {
+  // Create a MachineOperand with a generic intrinsic ID.
+  MachineOperand MO = MachineOperand::CreatePredicate(CmpInst::ICMP_EQ);
+
+  // Checking some preconditions on the newly created
+  // MachineOperand.
+  ASSERT_TRUE(MO.isPredicate());
+  ASSERT_TRUE(MO.getPredicate() == CmpInst::ICMP_EQ);
+
+  std::string str;
+  // Print a MachineOperand containing a int predicate ICMP_EQ.
+  raw_string_ostream OS(str);
+  MO.print(OS, /*TRI=*/nullptr, /*IntrinsicInfo=*/nullptr);
+  ASSERT_TRUE(OS.str() == "intpred(eq)");
+}
+
 } // end namespace