[llvm-commits] [llvm] r121347 - /llvm/trunk/lib/Target/ARM/ARMAsmPrinter.cpp

[Jim Grosbach]

Author: grosbach
Date: Wed Dec  8 19:22:19 2010
New Revision: 121347

URL: http://llvm.org/viewvc/llvm-project?rev=121347&view=rev
Log:
Add a sanity check assert() for t2ADD/SUBrSPi instructions that they really are
referencing the stack pointer as they say they are.

Modified:
    llvm/trunk/lib/Target/ARM/ARMAsmPrinter.cpp

Modified: llvm/trunk/lib/Target/ARM/ARMAsmPrinter.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/ARM/ARMAsmPrinter.cpp?rev=121347&r1=121346&r2=121347&view=diff
==============================================================================
--- llvm/trunk/lib/Target/ARM/ARMAsmPrinter.cpp (original)
+++ llvm/trunk/lib/Target/ARM/ARMAsmPrinter.cpp Wed Dec  8 19:22:19 2010
@@ -716,6 +716,13 @@
 void ARMAsmPrinter::EmitInstruction(const MachineInstr *MI) {
   switch (MI->getOpcode()) {
   default: break;
+  case ARM::t2ADDrSPi:
+  case ARM::t2ADDrSPi12:
+  case ARM::t2SUBrSPi:
+  case ARM::t2SUBrSPi12:
+    assert (MI->getOperand(1).getReg() == ARM::SP);
+    break;
+
   case ARM::t2MOVi32imm: assert(0 && "Should be lowered by thumb2it pass");
   case ARM::DBG_VALUE: {
     if (isVerbose() && OutStreamer.hasRawTextSupport()) {