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| author | Benjamin Kramer <benny.kra@googlemail.com> | 2016-06-12 15:39:02 +0000 |
|---|---|---|
| committer | Benjamin Kramer <benny.kra@googlemail.com> | 2016-06-12 15:39:02 +0000 |
| commit | bdc4956bac81a93d541bc2fab0fdcc7ffdeb5cdd (patch) | |
| tree | 61f67bbd45f92949e27d34efcead9e0e16d5dfea /llvm/lib/CodeGen/SelectionDAG/FastISel.cpp | |
| parent | 977530a8c9e3e201f8094df9ab2306b1e699d821 (diff) | |
| download | bcm5719-llvm-bdc4956bac81a93d541bc2fab0fdcc7ffdeb5cdd.tar.gz bcm5719-llvm-bdc4956bac81a93d541bc2fab0fdcc7ffdeb5cdd.zip | |
Pass DebugLoc and SDLoc by const ref.
This used to be free, copying and moving DebugLocs became expensive
after the metadata rewrite. Passing by reference eliminates a ton of
track/untrack operations. No functionality change intended.
llvm-svn: 272512
Diffstat (limited to 'llvm/lib/CodeGen/SelectionDAG/FastISel.cpp')
| -rw-r--r-- | llvm/lib/CodeGen/SelectionDAG/FastISel.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/llvm/lib/CodeGen/SelectionDAG/FastISel.cpp b/llvm/lib/CodeGen/SelectionDAG/FastISel.cpp index 25c4e963443..23ec5bcfb34 100644 --- a/llvm/lib/CodeGen/SelectionDAG/FastISel.cpp +++ b/llvm/lib/CodeGen/SelectionDAG/FastISel.cpp @@ -1435,7 +1435,8 @@ bool FastISel::selectInstruction(const Instruction *I) { /// Emit an unconditional branch to the given block, unless it is the immediate /// (fall-through) successor, and update the CFG. -void FastISel::fastEmitBranch(MachineBasicBlock *MSucc, DebugLoc DbgLoc) { +void FastISel::fastEmitBranch(MachineBasicBlock *MSucc, + const DebugLoc &DbgLoc) { if (FuncInfo.MBB->getBasicBlock()->size() > 1 && FuncInfo.MBB->isLayoutSuccessor(MSucc)) { // For more accurate line information if this is the only instruction |
