Changes in directory llvm/lib/CodeGen/SelectionDAG:
SelectionDAGISel.cpp updated: 1.308 -> 1.309
---
Log message:
Turn an assert into an error message. This is commonly triggered when
we don't support a specific constraint yet. When this happens, print the
unsupported constraint.
---
Diffs of the changes: (+5 -1)
SelectionDAGISel.cpp | 6 +++++-
1 files changed, 5 insertions(+), 1 deletion(-)
Index: llvm/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
diff -u llvm/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp:1.308
llvm/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp:1.309
--- llvm/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp:1.308 Mon Oct 30
02:00:44 2006
+++ llvm/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp Tue Oct 31 01:33:13 2006
@@ -2417,7 +2417,11 @@
GetRegistersForValue(ConstraintCode, ConstraintVTs[i],
true, UsesInputRegister,
OutputRegs, InputRegs);
- assert(!Regs.Regs.empty() && "Couldn't allocate output reg!");
+ if (Regs.Regs.empty()) {
+ std::cerr << "Couldn't allocate output reg for contraint '"
+ << ConstraintCode << "'!\n";
+ exit(1);
+ }
if (!Constraints[i].isIndirectOutput) {
assert(RetValRegs.Regs.empty() &&
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