Lines Matching defs:FBB
2955 // Given a MBB and its TBB, find the FBB which was a fallthrough MBB (it may
2977 MachineBasicBlock &MBB, MachineBasicBlock *&TBB, MachineBasicBlock *&FBB,
3014 FBB = nullptr;
3080 FBB = TBB;
3108 if (NewTBB != (FBB ? FBB : getFallThroughMBB(&MBB, TBB)))
3144 MachineBasicBlock *&FBB,
3148 return AnalyzeBranchImpl(MBB, TBB, FBB, Cond, CondBranches, AllowModify);
3245 MachineBasicBlock *FBB,
3257 assert(!FBB && "Unconditional branch with multiple successors!");
3262 // If FBB is null, it is implied to be a fall-through block.
3263 bool FallThru = FBB == nullptr;
3277 // Use the next block of MBB as FBB if it is null.
3278 if (FBB == nullptr) {
3279 FBB = getFallThroughMBB(&MBB, TBB);
3280 assert(FBB && "MBB cannot be the last block in function when the false "
3284 BuildMI(&MBB, DL, get(X86::JCC_1)).addMBB(FBB).addImm(X86::COND_NE);
3296 BuildMI(&MBB, DL, get(X86::JMP_1)).addMBB(FBB);