diff options
| -rw-r--r-- | llvm/include/llvm/CodeGen/MachineInstr.h | 11 | ||||
| -rw-r--r-- | llvm/lib/CodeGen/MachineInstr.cpp | 4 |
2 files changed, 15 insertions, 0 deletions
diff --git a/llvm/include/llvm/CodeGen/MachineInstr.h b/llvm/include/llvm/CodeGen/MachineInstr.h index f4aa893c45d..7523825285a 100644 --- a/llvm/include/llvm/CodeGen/MachineInstr.h +++ b/llvm/include/llvm/CodeGen/MachineInstr.h @@ -139,6 +139,17 @@ public: const MachineBasicBlock* getParent() const { return Parent; } MachineBasicBlock* getParent() { return Parent; } + /// Return the function that contains the basic block that this instruction + /// belongs to. + /// + /// Note: this is undefined behaviour if the instruction does not have a + /// parent. + const MachineFunction *getMF() const; + MachineFunction *getMF() { + return const_cast<MachineFunction *>( + static_cast<const MachineInstr *>(this)->getMF()); + } + /// Return the asm printer flags bitvector. uint8_t getAsmPrinterFlags() const { return AsmPrinterFlags; } diff --git a/llvm/lib/CodeGen/MachineInstr.cpp b/llvm/lib/CodeGen/MachineInstr.cpp index 66de99156b4..fadade26a89 100644 --- a/llvm/lib/CodeGen/MachineInstr.cpp +++ b/llvm/lib/CodeGen/MachineInstr.cpp @@ -1154,6 +1154,10 @@ bool MachineInstr::isIdenticalTo(const MachineInstr &Other, return true; } +const MachineFunction *MachineInstr::getMF() const { + return getParent()->getParent(); +} + MachineInstr *MachineInstr::removeFromParent() { assert(getParent() && "Not embedded in a basic block!"); return getParent()->remove(this); |
