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| author | Nadav Rotem <nrotem@apple.com> | 2012-09-06 09:17:37 +0000 |
|---|---|---|
| committer | Nadav Rotem <nrotem@apple.com> | 2012-09-06 09:17:37 +0000 |
| commit | 7c277da364716fdfd16d11bcbc26463e8ffe20b1 (patch) | |
| tree | bab49595d509de5d7bef3cdd8eecad87f2cfda80 /llvm/lib/CodeGen/MachineFunction.cpp | |
| parent | 34e9931bec0bd85862fb6ed2e14b43cb3e43fe4c (diff) | |
| download | llvm-7c277da364716fdfd16d11bcbc26463e8ffe20b1.zip llvm-7c277da364716fdfd16d11bcbc26463e8ffe20b1.tar.gz llvm-7c277da364716fdfd16d11bcbc26463e8ffe20b1.tar.bz2 | |
Add a new optimization pass: Stack Coloring, that merges disjoint static allocations (allocas). Allocas are known to be
disjoint if they are marked by disjoint lifetime markers (@llvm.lifetime.XXX intrinsics).
llvm-svn: 163299
Diffstat (limited to 'llvm/lib/CodeGen/MachineFunction.cpp')
| -rw-r--r-- | llvm/lib/CodeGen/MachineFunction.cpp | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/llvm/lib/CodeGen/MachineFunction.cpp b/llvm/lib/CodeGen/MachineFunction.cpp index 8d6452f..70d1bb3 100644 --- a/llvm/lib/CodeGen/MachineFunction.cpp +++ b/llvm/lib/CodeGen/MachineFunction.cpp @@ -458,7 +458,9 @@ int MachineFrameInfo::CreateFixedObject(uint64_t Size, int64_t SPOffset, unsigned StackAlign = TFI.getStackAlignment(); unsigned Align = MinAlign(SPOffset, StackAlign); Objects.insert(Objects.begin(), StackObject(Size, Align, SPOffset, Immutable, - /*isSS*/false, false)); + /*isSS*/ false, + /*NeedSP*/ false, + /*Alloca*/ 0)); return -++NumFixedObjects; } |