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Delete the isOnlyStride argument, which is unused.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@66446 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dan Gohman 2009-03-09 20:41:15 +00:00
parent 80b0f8c062
commit 9f4ac31a94
1 changed files with 4 additions and 9 deletions
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13
lib/Transforms/Scalar/LoopStrengthReduce.cpp
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@ -239,7 +239,7 @@ private:
SCEVExpander &PreheaderRewriter);
void StrengthReduceStridedIVUsers(const SCEVHandle &Stride,
IVUsersOfOneStride &Uses,
Loop *L, bool isOnlyStride);
Loop *L);
void DeleteTriviallyDeadInstructions();
};
}
@ -1786,11 +1786,10 @@ static bool IsImmFoldedIntoAddrMode(GlobalValue *GV, int64_t Offset,
/// StrengthReduceStridedIVUsers - Strength reduce all of the users of a single
/// stride of IV. All of the users may have different starting values, and this
/// may not be the only stride (we know it is if isOnlyStride is true).
/// may not be the only stride.
void LoopStrengthReduce::StrengthReduceStridedIVUsers(const SCEVHandle &Stride,
IVUsersOfOneStride &Uses,
Loop *L,
bool isOnlyStride) {
Loop *L) {
// If all the users are moved to another stride, then there is nothing to do.
if (Uses.Users.empty())
return;
@ -2627,10 +2626,6 @@ bool LoopStrengthReduce::runOnLoop(Loop *L, LPPassManager &LPM) {
// Need to be careful that IV's are all the same type. Only works for
// intptr_t indvars.
// If we only have one stride, we can more aggressively eliminate some
// things.
bool HasOneStride = IVUsesByStride.size() == 1;
// IVsByStride keeps IVs for one particular loop.
assert(IVsByStride.empty() && "Stale entries in IVsByStride?");
@ -2646,7 +2641,7 @@ bool LoopStrengthReduce::runOnLoop(Loop *L, LPPassManager &LPM) {
std::map<SCEVHandle, IVUsersOfOneStride>::iterator SI =
IVUsesByStride.find(StrideOrder[Stride]);
assert(SI != IVUsesByStride.end() && "Stride doesn't exist!");
StrengthReduceStridedIVUsers(SI->first, SI->second, L, HasOneStride);
StrengthReduceStridedIVUsers(SI->first, SI->second, L);
}
}