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author | Reid Spencer <rspencer@reidspencer.com> | 2007-01-06 07:24:44 +0000 |
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committer | Reid Spencer <rspencer@reidspencer.com> | 2007-01-06 07:24:44 +0000 |
commit | 78d033e086e19e016273de014f9214aa6f3f844b (patch) | |
tree | 3af27ec8e6611c9380be3b8ce3e643138488851c /lib/Transforms/IPO/DeadTypeElimination.cpp | |
parent | f8383def5c31acfab4fd55c9fb395d417fd65c45 (diff) | |
download | llvm-78d033e086e19e016273de014f9214aa6f3f844b.tar.gz llvm-78d033e086e19e016273de014f9214aa6f3f844b.tar.bz2 llvm-78d033e086e19e016273de014f9214aa6f3f844b.tar.xz |
For PR411:
Take an incremental step towards type plane elimination. This change
separates types from values in the symbol tables by finally making use
of the TypeSymbolTable class. This yields more natural interfaces for
dealing with types and unclutters the SymbolTable class.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32956 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Transforms/IPO/DeadTypeElimination.cpp')
-rw-r--r-- | lib/Transforms/IPO/DeadTypeElimination.cpp | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/lib/Transforms/IPO/DeadTypeElimination.cpp b/lib/Transforms/IPO/DeadTypeElimination.cpp index 8199f746a2..871bcff158 100644 --- a/lib/Transforms/IPO/DeadTypeElimination.cpp +++ b/lib/Transforms/IPO/DeadTypeElimination.cpp @@ -16,7 +16,7 @@ #include "llvm/Transforms/IPO.h" #include "llvm/Analysis/FindUsedTypes.h" #include "llvm/Module.h" -#include "llvm/SymbolTable.h" +#include "llvm/TypeSymbolTable.h" #include "llvm/DerivedTypes.h" #include "llvm/ADT/Statistic.h" using namespace llvm; @@ -69,14 +69,15 @@ static inline bool ShouldNukeSymtabEntry(const Type *Ty){ bool DTE::runOnModule(Module &M) { bool Changed = false; - SymbolTable &ST = M.getSymbolTable(); + TypeSymbolTable &ST = M.getTypeSymbolTable(); std::set<const Type *> UsedTypes = getAnalysis<FindUsedTypes>().getTypes(); // Check the symbol table for superfluous type entries... // // Grab the 'type' plane of the module symbol... - SymbolTable::type_iterator TI = ST.type_begin(); - while ( TI != ST.type_end() ) { + TypeSymbolTable::iterator TI = ST.begin(); + TypeSymbolTable::iterator TE = ST.end(); + while ( TI != TE ) { // If this entry should be unconditionally removed, or if we detect that // the type is not used, remove it. const Type *RHS = TI->second; |