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| author | Nowar Gu <nowar100@gmail.com> | 2011-06-17 14:29:24 +0800 |
|---|---|---|
| committer | Nowar Gu <nowar100@gmail.com> | 2011-06-20 15:49:07 +0800 |
| commit | 907af0f20f58f2ea26da7ea64e1f094cd6880db7 (patch) | |
| tree | 02007757de416c561df174d582205cebfa582801 /lib/CodeGen/LiveDebugVariables.h | |
| parent | 1d4f9a57447faa0142a1d0301e5ce550cfe60c4f (diff) | |
| parent | ec324e5ae44025c6bdb930b78198f30f807e355b (diff) | |
| download | external_llvm-907af0f20f58f2ea26da7ea64e1f094cd6880db7.zip external_llvm-907af0f20f58f2ea26da7ea64e1f094cd6880db7.tar.gz external_llvm-907af0f20f58f2ea26da7ea64e1f094cd6880db7.tar.bz2 | |
Merge upstream to r133240 at Fri. 17th Jun 2011.
Conflicts:
lib/CodeGen/AsmPrinter/AsmPrinter.cpp
lib/Target/ARM/ARMCodeEmitter.cpp
Diffstat (limited to 'lib/CodeGen/LiveDebugVariables.h')
| -rw-r--r-- | lib/CodeGen/LiveDebugVariables.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/lib/CodeGen/LiveDebugVariables.h b/lib/CodeGen/LiveDebugVariables.h index a6e40a1..3ce3c39 100644 --- a/lib/CodeGen/LiveDebugVariables.h +++ b/lib/CodeGen/LiveDebugVariables.h @@ -21,10 +21,12 @@ #ifndef LLVM_CODEGEN_LIVEDEBUGVARIABLES_H #define LLVM_CODEGEN_LIVEDEBUGVARIABLES_H +#include "llvm/ADT/ArrayRef.h" #include "llvm/CodeGen/MachineFunctionPass.h" namespace llvm { +class LiveInterval; class VirtRegMap; class LiveDebugVariables : public MachineFunctionPass { @@ -42,6 +44,11 @@ public: /// register. void renameRegister(unsigned OldReg, unsigned NewReg, unsigned SubIdx); + /// splitRegister - Move any user variables in OldReg to the live ranges in + /// NewRegs where they are live. Mark the values as unavailable where no new + /// register is live. + void splitRegister(unsigned OldReg, ArrayRef<LiveInterval*> NewRegs); + /// emitDebugValues - Emit new DBG_VALUE instructions reflecting the changes /// that happened during register allocation. /// @param VRM Rename virtual registers according to map. |