[llvm-commits] [llvm] r159590 - /llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp

[Eric Christopher]

Author: echristo
Date: Mon Jul  2 16:16:43 2012
New Revision: 159590

URL: http://llvm.org/viewvc/llvm-project?rev=159590&view=rev
Log:
Turn an assert into an error to make it a bit more friendly.

Part of rdar://6880388 and rdar://11766377

Modified:
    llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp

Modified: llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp?rev=159590&r1=159589&r2=159590&view=diff
==============================================================================
--- llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp (original)
+++ llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp Mon Jul  2 16:16:43 2012
@@ -6250,8 +6250,15 @@
       assert((OpInfo.ConstraintType == TargetLowering::C_RegisterClass ||
               OpInfo.ConstraintType == TargetLowering::C_Register) &&
              "Unknown constraint type!");
-      assert(!OpInfo.isIndirect &&
-             "Don't know how to handle indirect register inputs yet!");
+
+      // TODO: Support this.
+      if (OpInfo.isIndirect) {
+        LLVMContext &Ctx = *DAG.getContext();
+        Ctx.emitError(CS.getInstruction(),
+                      "Don't know how to handle indirect register inputs yet "
+                      "for constraint '" + Twine(OpInfo.ConstraintCode) + "'");
+        break;
+      }
 
       // Copy the input into the appropriate registers.
       if (OpInfo.AssignedRegs.Regs.empty()) {