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| author | Anton Korobeynikov <asl@math.spbu.ru> | 2011-01-30 22:07:39 +0000 |
|---|---|---|
| committer | Anton Korobeynikov <asl@math.spbu.ru> | 2011-01-30 22:07:39 +0000 |
| commit | 98b928ea71576c243bdb203879d966be9cde5f3c (patch) | |
| tree | da3fc290110e803d7f843b71e0ae806bd6560149 /lib/Target/ARM/ARMMachineFunctionInfo.h | |
| parent | ed299f6fa9f31c6063b9e187e849bca1ae284d12 (diff) | |
| download | llvm-98b928ea71576c243bdb203879d966be9cde5f3c.tar.gz llvm-98b928ea71576c243bdb203879d966be9cde5f3c.tar.bz2 llvm-98b928ea71576c243bdb203879d966be9cde5f3c.tar.xz | |
Save a mapping between original and cloned constpool entries.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@124570 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/ARM/ARMMachineFunctionInfo.h')
| -rw-r--r-- | lib/Target/ARM/ARMMachineFunctionInfo.h | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/lib/Target/ARM/ARMMachineFunctionInfo.h b/lib/Target/ARM/ARMMachineFunctionInfo.h index 0eaa00ddec..af8f812159 100644 --- a/lib/Target/ARM/ARMMachineFunctionInfo.h +++ b/lib/Target/ARM/ARMMachineFunctionInfo.h @@ -95,6 +95,10 @@ class ARMFunctionInfo : public MachineFunctionInfo { /// HasITBlocks - True if IT blocks have been inserted. bool HasITBlocks; + /// CPEClones - Track constant pool entries clones created by Constant Island + /// pass. + DenseMap<unsigned, unsigned> CPEClones; + public: ARMFunctionInfo() : isThumb(false), @@ -244,6 +248,19 @@ public: bool hasITBlocks() const { return HasITBlocks; } void setHasITBlocks(bool h) { HasITBlocks = h; } + + void recordCPEClone(unsigned CPIdx, unsigned CPCloneIdx) { + if (!CPEClones.insert(std::make_pair(CPCloneIdx, CPIdx)).second) + assert(0 && "Duplicate entries!"); + } + + unsigned getOriginalCPIdx(unsigned CloneIdx) const { + DenseMap<unsigned, unsigned>::const_iterator I = CPEClones.find(CloneIdx); + if (I != CPEClones.end()) + return I->second; + else + return -1U; + } }; } // End llvm namespace |