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Change to return a value by reference.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@83873 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Bob Wilson 2009-10-12 19:01:12 +00:00
parent 034de5f65f
commit 9d16f2c0ba
1 changed files with 6 additions and 6 deletions
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12
lib/Target/ARM/ARMConstantIslandPass.cpp
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@ -164,7 +164,7 @@ namespace {
bool DecrementOldEntry(unsigned CPI, MachineInstr* CPEMI);
int LookForExistingCPEntry(CPUser& U, unsigned UserOffset);
bool LookForWater(CPUser&U, unsigned UserOffset,
MachineBasicBlock** NewMBB);
MachineBasicBlock *&NewMBB);
MachineBasicBlock* AcceptWater(MachineBasicBlock *WaterBB,
water_iterator IP);
void CreateNewWater(unsigned CPUserIndex, unsigned UserOffset,
@ -947,13 +947,13 @@ MachineBasicBlock* ARMConstantIslands::AcceptWater(MachineBasicBlock *WaterBB,
/// LookForWater - look for an existing entry in the WaterList in which
/// we can place the CPE referenced from U so it's within range of U's MI.
/// Returns true if found, false if not. If it returns true, *NewMBB
/// Returns true if found, false if not. If it returns true, NewMBB
/// is set to the WaterList entry.
/// For ARM, we prefer the water that's farthest away. For Thumb, prefer
/// water that will not introduce padding to water that will; within each
/// group, prefer the water that's farthest away.
bool ARMConstantIslands::LookForWater(CPUser &U, unsigned UserOffset,
MachineBasicBlock** NewMBB) {
MachineBasicBlock *&NewMBB) {
water_iterator IPThatWouldPad;
MachineBasicBlock* WaterBBThatWouldPad = NULL;
if (!WaterList.empty()) {
@ -971,7 +971,7 @@ bool ARMConstantIslands::LookForWater(CPUser &U, unsigned UserOffset,
IPThatWouldPad = IP;
}
} else {
*NewMBB = AcceptWater(WaterBB, IP);
NewMBB = AcceptWater(WaterBB, IP);
return true;
}
}
@ -980,7 +980,7 @@ bool ARMConstantIslands::LookForWater(CPUser &U, unsigned UserOffset,
}
}
if (isThumb && WaterBBThatWouldPad) {
*NewMBB = AcceptWater(WaterBBThatWouldPad, IPThatWouldPad);
NewMBB = AcceptWater(WaterBBThatWouldPad, IPThatWouldPad);
return true;
}
return false;
@ -1114,7 +1114,7 @@ bool ARMConstantIslands::HandleConstantPoolUser(MachineFunction &MF,
// away that will work. Forward references only for now (although later
// we might find some that are backwards).
if (!LookForWater(U, UserOffset, &NewMBB)) {
if (!LookForWater(U, UserOffset, NewMBB)) {
// No water found.
DEBUG(errs() << "No water found\n");
CreateNewWater(CPUserIndex, UserOffset, &NewMBB);