add some helper methods for asmprinter flags, from PR8417

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@119932 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 10 insertions, 0 deletions

diff --git a/include/llvm/CodeGen/MachineInstr.h b/include/llvm/CodeGen/MachineInstr.h
index d1f17d39db..fc1e211af1 100644
--- a/include/llvm/CodeGen/MachineInstr.h
+++ b/include/llvm/CodeGen/MachineInstr.h
@@ -127,6 +127,10 @@ public:
   ///
   unsigned short getAsmPrinterFlags() const { return AsmPrinterFlags; }
 
+  /// clearAsmPrinterFlags - clear the AsmPrinter bitvector
+  ///
+  void clearAsmPrinterFlags() { AsmPrinterFlags = 0; }
+  
   /// getAsmPrinterFlag - Return whether an AsmPrinter flag is set.
   ///
   bool getAsmPrinterFlag(CommentFlag Flag) const {
@@ -138,6 +142,12 @@ public:
   void setAsmPrinterFlag(CommentFlag Flag) {
     AsmPrinterFlags |= (unsigned short)Flag;
   }
+  
+  /// clearAsmPrinterFlag - clear specific AsmPrinter flags
+  ///
+  void clearAsmPrinterFlag(CommentFlag Flag) {
+    AsmPrinterFlags &= ~Flag;
+  }
 
   /// getDebugLoc - Returns the debug location id of this MachineInstr.
   ///