diff options
Diffstat (limited to 'include')
-rw-r--r-- | include/llvm/CodeGen/MachineBasicBlock.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/include/llvm/CodeGen/MachineBasicBlock.h b/include/llvm/CodeGen/MachineBasicBlock.h index dcbcb25..3cfc47a 100644 --- a/include/llvm/CodeGen/MachineBasicBlock.h +++ b/include/llvm/CodeGen/MachineBasicBlock.h @@ -282,6 +282,13 @@ public: /// branch to do so (e.g., a table jump). True is a conservative answer. bool canFallThrough(); + /// Returns a pointer to the first instructon in this block that is not a + /// PHINode instruction. When adding instruction to the beginning of the + /// basic block, they should be added before the returned value, not before + /// the first instruction, which might be PHI. + /// Returns end() is there's no non-PHI instruction. + iterator getFirstNonPHI(); + /// getFirstTerminator - returns an iterator to the first terminator /// instruction of this basic block. If a terminator does not exist, /// it returns end() |