[llvm] r209646 - AArch64: support 'c' and 'n' inline asm modifiers.

[Tim Northover]

Author: tnorthover
Date: Tue May 27 02:37:21 2014
New Revision: 209646

URL: http://llvm.org/viewvc/llvm-project?rev=209646&view=rev
Log:
AArch64: support 'c' and 'n' inline asm modifiers.

These are tested by test/CodeGen/Generic, so we should probably know
how to deal with them. Fortunately generic code does it if asked.

Modified:
    llvm/trunk/lib/Target/AArch64/AArch64AsmPrinter.cpp

Modified: llvm/trunk/lib/Target/AArch64/AArch64AsmPrinter.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/AArch64/AArch64AsmPrinter.cpp?rev=209646&r1=209645&r2=209646&view=diff
==============================================================================
--- llvm/trunk/lib/Target/AArch64/AArch64AsmPrinter.cpp (original)
+++ llvm/trunk/lib/Target/AArch64/AArch64AsmPrinter.cpp Tue May 27 02:37:21 2014
@@ -266,6 +266,11 @@ bool AArch64AsmPrinter::PrintAsmOperand(
                                         unsigned AsmVariant,
                                         const char *ExtraCode, raw_ostream &O) {
   const MachineOperand &MO = MI->getOperand(OpNum);
+
+  // First try the generic code, which knows about modifiers like 'c' and 'n'.
+  if (!AsmPrinter::PrintAsmOperand(MI, OpNum, AsmVariant, ExtraCode, O))
+    return false;
+
   // Does this asm operand have a single letter operand modifier?
   if (ExtraCode && ExtraCode[0]) {
     if (ExtraCode[1] != 0)