[AArch64] Remove unused arguments. NFC.
AFAICT, these have been unused since the initial backend import.
llvm-svn: 258093
diff --git a/llvm/lib/Target/AArch64/AArch64LoadStoreOptimizer.cpp b/llvm/lib/Target/AArch64/AArch64LoadStoreOptimizer.cpp
index 6d09df1..be62459 100644
--- a/llvm/lib/Target/AArch64/AArch64LoadStoreOptimizer.cpp
+++ b/llvm/lib/Target/AArch64/AArch64LoadStoreOptimizer.cpp
@@ -118,14 +118,14 @@
// be combined with the current instruction (a load or store) using
// pre or post indexed addressing with writeback. Scan forwards.
MachineBasicBlock::iterator
- findMatchingUpdateInsnForward(MachineBasicBlock::iterator I, unsigned Limit,
+ findMatchingUpdateInsnForward(MachineBasicBlock::iterator I,
int UnscaledOffset);
// Scan the instruction list to find a base register update that can
// be combined with the current instruction (a load or store) using
// pre or post indexed addressing with writeback. Scan backwards.
MachineBasicBlock::iterator
- findMatchingUpdateInsnBackward(MachineBasicBlock::iterator I, unsigned Limit);
+ findMatchingUpdateInsnBackward(MachineBasicBlock::iterator I);
// Find an instruction that updates the base register of the ld/st
// instruction.
@@ -1351,7 +1351,7 @@
}
MachineBasicBlock::iterator AArch64LoadStoreOpt::findMatchingUpdateInsnForward(
- MachineBasicBlock::iterator I, unsigned Limit, int UnscaledOffset) {
+ MachineBasicBlock::iterator I, int UnscaledOffset) {
MachineBasicBlock::iterator E = I->getParent()->end();
MachineInstr *MemMI = I;
MachineBasicBlock::iterator MBBI = I;
@@ -1406,7 +1406,7 @@
}
MachineBasicBlock::iterator AArch64LoadStoreOpt::findMatchingUpdateInsnBackward(
- MachineBasicBlock::iterator I, unsigned Limit) {
+ MachineBasicBlock::iterator I) {
MachineBasicBlock::iterator B = I->getParent()->begin();
MachineBasicBlock::iterator E = I->getParent()->end();
MachineInstr *MemMI = I;
@@ -1726,7 +1726,7 @@
// merged into:
// ldr x0, [x20], #32
MachineBasicBlock::iterator Update =
- findMatchingUpdateInsnForward(MBBI, ScanLimit, 0);
+ findMatchingUpdateInsnForward(MBBI, 0);
if (Update != E) {
// Merge the update into the ld/st.
MBBI = mergeUpdateInsn(MBBI, Update, /*IsPreIdx=*/false);
@@ -1746,7 +1746,7 @@
// ldr x1, [x0]
// merged into:
// ldr x1, [x0, #8]!
- Update = findMatchingUpdateInsnBackward(MBBI, ScanLimit);
+ Update = findMatchingUpdateInsnBackward(MBBI);
if (Update != E) {
// Merge the update into the ld/st.
MBBI = mergeUpdateInsn(MBBI, Update, /*IsPreIdx=*/true);
@@ -1764,7 +1764,7 @@
// add x0, x0, #64
// merged into:
// ldr x1, [x0, #64]!
- Update = findMatchingUpdateInsnForward(MBBI, ScanLimit, UnscaledOffset);
+ Update = findMatchingUpdateInsnForward(MBBI, UnscaledOffset);
if (Update != E) {
// Merge the update into the ld/st.
MBBI = mergeUpdateInsn(MBBI, Update, /*IsPreIdx=*/true);