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authorDan Gohman <gohman@apple.com>2009-07-07 17:06:11 +0000
committerDan Gohman <gohman@apple.com>2009-07-07 17:06:11 +0000
commit0bba49cebc50c7bd4662a4807bcb3ee7f42cb470 (patch)
treee395d8eacdbb2b2ceacf67bca057bdc965e1e585 /lib/Analysis/IVUsers.cpp
parent3081d89bf0119002f27737b76a4caa8e17002f43 (diff)
Change all SCEV* to SCEV *.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@74918 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Analysis/IVUsers.cpp')
-rw-r--r--lib/Analysis/IVUsers.cpp28
1 files changed, 14 insertions, 14 deletions
diff --git a/lib/Analysis/IVUsers.cpp b/lib/Analysis/IVUsers.cpp
index caeb14bef3..317c869164 100644
--- a/lib/Analysis/IVUsers.cpp
+++ b/lib/Analysis/IVUsers.cpp
@@ -39,7 +39,7 @@ Pass *llvm::createIVUsersPass() {
/// containsAddRecFromDifferentLoop - Determine whether expression S involves a
/// subexpression that is an AddRec from a loop other than L. An outer loop
/// of L is OK, but not an inner loop nor a disjoint loop.
-static bool containsAddRecFromDifferentLoop(const SCEV* S, Loop *L) {
+static bool containsAddRecFromDifferentLoop(const SCEV *S, Loop *L) {
// This is very common, put it first.
if (isa<SCEVConstant>(S))
return false;
@@ -80,10 +80,10 @@ static bool containsAddRecFromDifferentLoop(const SCEV* S, Loop *L) {
/// a mix of loop invariant and loop variant expressions. The start cannot,
/// however, contain an AddRec from a different loop, unless that loop is an
/// outer loop of the current loop.
-static bool getSCEVStartAndStride(const SCEV* &SH, Loop *L, Loop *UseLoop,
- const SCEV* &Start, const SCEV* &Stride,
+static bool getSCEVStartAndStride(const SCEV *&SH, Loop *L, Loop *UseLoop,
+ const SCEV *&Start, const SCEV *&Stride,
ScalarEvolution *SE, DominatorTree *DT) {
- const SCEV* TheAddRec = Start; // Initialize to zero.
+ const SCEV *TheAddRec = Start; // Initialize to zero.
// If the outer level is an AddExpr, the operands are all start values except
// for a nested AddRecExpr.
@@ -109,9 +109,9 @@ static bool getSCEVStartAndStride(const SCEV* &SH, Loop *L, Loop *UseLoop,
// Use getSCEVAtScope to attempt to simplify other loops out of
// the picture.
- const SCEV* AddRecStart = AddRec->getStart();
+ const SCEV *AddRecStart = AddRec->getStart();
AddRecStart = SE->getSCEVAtScope(AddRecStart, UseLoop);
- const SCEV* AddRecStride = AddRec->getStepRecurrence(*SE);
+ const SCEV *AddRecStride = AddRec->getStepRecurrence(*SE);
// FIXME: If Start contains an SCEVAddRecExpr from a different loop, other
// than an outer loop of the current loop, reject it. LSR has no concept of
@@ -196,13 +196,13 @@ bool IVUsers::AddUsersIfInteresting(Instruction *I) {
return true; // Instruction already handled.
// Get the symbolic expression for this instruction.
- const SCEV* ISE = SE->getSCEV(I);
+ const SCEV *ISE = SE->getSCEV(I);
if (isa<SCEVCouldNotCompute>(ISE)) return false;
// Get the start and stride for this expression.
Loop *UseLoop = LI->getLoopFor(I->getParent());
- const SCEV* Start = SE->getIntegerSCEV(0, ISE->getType());
- const SCEV* Stride = Start;
+ const SCEV *Start = SE->getIntegerSCEV(0, ISE->getType());
+ const SCEV *Stride = Start;
if (!getSCEVStartAndStride(ISE, L, UseLoop, Start, Stride, SE, DT))
return false; // Non-reducible symbolic expression, bail out.
@@ -254,7 +254,7 @@ bool IVUsers::AddUsersIfInteresting(Instruction *I) {
if (IVUseShouldUsePostIncValue(User, I, L, LI, DT, this)) {
// The value used will be incremented by the stride more than we are
// expecting, so subtract this off.
- const SCEV* NewStart = SE->getMinusSCEV(Start, Stride);
+ const SCEV *NewStart = SE->getMinusSCEV(Start, Stride);
StrideUses->addUser(NewStart, User, I);
StrideUses->Users.back().setIsUseOfPostIncrementedValue(true);
DOUT << " USING POSTINC SCEV, START=" << *NewStart<< "\n";
@@ -295,9 +295,9 @@ bool IVUsers::runOnLoop(Loop *l, LPPassManager &LPM) {
/// getReplacementExpr - Return a SCEV expression which computes the
/// value of the OperandValToReplace of the given IVStrideUse.
-const SCEV* IVUsers::getReplacementExpr(const IVStrideUse &U) const {
+const SCEV *IVUsers::getReplacementExpr(const IVStrideUse &U) const {
// Start with zero.
- const SCEV* RetVal = SE->getIntegerSCEV(0, U.getParent()->Stride->getType());
+ const SCEV *RetVal = SE->getIntegerSCEV(0, U.getParent()->Stride->getType());
// Create the basic add recurrence.
RetVal = SE->getAddRecExpr(RetVal, U.getParent()->Stride, L);
// Add the offset in a separate step, because it may be loop-variant.
@@ -308,7 +308,7 @@ const SCEV* IVUsers::getReplacementExpr(const IVStrideUse &U) const {
RetVal = SE->getAddExpr(RetVal, U.getParent()->Stride);
// Evaluate the expression out of the loop, if possible.
if (!L->contains(U.getUser()->getParent())) {
- const SCEV* ExitVal = SE->getSCEVAtScope(RetVal, L->getParentLoop());
+ const SCEV *ExitVal = SE->getSCEVAtScope(RetVal, L->getParentLoop());
if (ExitVal->isLoopInvariant(L))
RetVal = ExitVal;
}
@@ -325,7 +325,7 @@ void IVUsers::print(raw_ostream &OS, const Module *M) const {
OS << ":\n";
for (unsigned Stride = 0, e = StrideOrder.size(); Stride != e; ++Stride) {
- std::map<const SCEV*, IVUsersOfOneStride*>::const_iterator SI =
+ std::map<const SCEV *, IVUsersOfOneStride*>::const_iterator SI =
IVUsesByStride.find(StrideOrder[Stride]);
assert(SI != IVUsesByStride.end() && "Stride doesn't exist!");
OS << " Stride " << *SI->first->getType() << " " << *SI->first << ":\n";