[llvm-commits] CVS: llvm/lib/CodeGen/SelectionDAG/ScheduleDAG.cpp
Chris Lattner
lattner at cs.uiuc.edu
Sun Oct 2 00:11:08 PDT 2005
Changes in directory llvm/lib/CodeGen/SelectionDAG:
ScheduleDAG.cpp updated: 1.30 -> 1.31
---
Log message:
Add assertions to the trivial scheduler to check that the value types match
up between defs and uses.
---
Diffs of the changes: (+21 -0)
ScheduleDAG.cpp | 21 +++++++++++++++++++++
1 files changed, 21 insertions(+)
Index: llvm/lib/CodeGen/SelectionDAG/ScheduleDAG.cpp
diff -u llvm/lib/CodeGen/SelectionDAG/ScheduleDAG.cpp:1.30 llvm/lib/CodeGen/SelectionDAG/ScheduleDAG.cpp:1.31
--- llvm/lib/CodeGen/SelectionDAG/ScheduleDAG.cpp:1.30 Sun Oct 2 01:34:16 2005
+++ llvm/lib/CodeGen/SelectionDAG/ScheduleDAG.cpp Sun Oct 2 02:10:55 2005
@@ -1102,6 +1102,20 @@
unsigned VReg = EmitDAG(Op.getOperand(i));
MI->addRegOperand(VReg, MachineOperand::Use);
+
+ // Verify that it is right.
+ assert(MRegisterInfo::isVirtualRegister(VReg) && "Not a vreg?");
+ assert(II.OpInfo[i+NumResults].RegClass &&
+ "Don't have operand info for this instruction!");
+#ifndef NDEBUG
+ if (RegMap->getRegClass(VReg) != II.OpInfo[i+NumResults].RegClass) {
+ std::cerr << "OP: ";
+ Op.getOperand(i).Val->dump(&DAG); std::cerr << "\nUSE: ";
+ Op.Val->dump(&DAG); std::cerr << "\n";
+ }
+#endif
+ assert(RegMap->getRegClass(VReg) == II.OpInfo[i+NumResults].RegClass &&
+ "Register class of operand and regclass of use don't agree!");
} else if (ConstantSDNode *C =
dyn_cast<ConstantSDNode>(Op.getOperand(i))) {
MI->addZeroExtImm64Operand(C->getValue());
@@ -1129,6 +1143,13 @@
"Chain and flag operands should occur at end of operand list!");
unsigned VReg = EmitDAG(Op.getOperand(i));
MI->addRegOperand(VReg, MachineOperand::Use);
+
+ // Verify that it is right.
+ assert(MRegisterInfo::isVirtualRegister(VReg) && "Not a vreg?");
+ assert(II.OpInfo[i+NumResults].RegClass &&
+ "Don't have operand info for this instruction!");
+ assert(RegMap->getRegClass(VReg) == II.OpInfo[i+NumResults].RegClass &&
+ "Register class of operand and regclass of use don't agree!");
}
}
More information about the llvm-commits
mailing list