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Add an MRI::verifyUseLists() function.

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This checks the sanity of the register use lists in the MI intermediate
representation.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@179895 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jakob Stoklund Olesen
2013-04-19 21:40:57 +00:00
parent 03494e05e8
commit a58d67af29
3 changed files with 60 additions and 3 deletions
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6
include/llvm/CodeGen/MachineRegisterInfo.h
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@@ -157,6 +157,12 @@ public:
// Strictly for use by MachineInstr.cpp.
void moveOperands(MachineOperand *Dst, MachineOperand *Src, unsigned NumOps);
/// Verify the sanity of the use list for Reg.
void verifyUseList(unsigned Reg) const;
/// Verify the use list of all registers.
void verifyUseLists() const;
/// reg_begin/reg_end - Provide iteration support to walk over all definitions
/// and uses of a register within the MachineFunction that corresponds to this
/// MachineRegisterInfo object.