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Move ipsccp pass earlier to clean up obvious bogosities

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30232 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2006-09-09 21:30:13 +00:00
parent 7b166d9969
commit cf508bc38e
1 changed files with 5 additions and 3 deletions
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8
tools/gccld/GenerateCode.cpp
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@ -220,6 +220,11 @@ int llvm::GenerateBytecode(Module *M, int StripLevel, bool Internalize,
// internal. // internal.
addPass(Passes, createInternalizePass(Internalize)); addPass(Passes, createInternalizePass(Internalize));
// Propagate constants at call sites into the functions they call. This
// opens opportunities for globalopt (and inlining) by substituting function
// pointers passed as arguments to direct uses of functions.
addPass(Passes, createIPSCCPPass());
// Now that we internalized some globals, see if we can hack on them! // Now that we internalized some globals, see if we can hack on them!
addPass(Passes, createGlobalOptimizerPass()); addPass(Passes, createGlobalOptimizerPass());
@ -227,9 +232,6 @@ int llvm::GenerateBytecode(Module *M, int StripLevel, bool Internalize,
// keep one copy of each constant... // keep one copy of each constant...
addPass(Passes, createConstantMergePass()); addPass(Passes, createConstantMergePass());
// Propagate constants at call sites into the functions they call.
addPass(Passes, createIPSCCPPass());
// Remove unused arguments from functions... // Remove unused arguments from functions...
addPass(Passes, createDeadArgEliminationPass()); addPass(Passes, createDeadArgEliminationPass());