Move PBQP off allocation_order_begin. No functional change intended.
I think PBQP could use RegisterClassInfo, but it didn't fit neatly with
the external interfaces that PBQP uses, so I'll leave that to Lang.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@133186 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/RegAllocPBQP.cpp b/lib/CodeGen/RegAllocPBQP.cpp
index 1e1f1e0..605507f 100644
--- a/lib/CodeGen/RegAllocPBQP.cpp
+++ b/lib/CodeGen/RegAllocPBQP.cpp
@@ -222,10 +222,9 @@
// Compute an initial allowed set for the current vreg.
typedef std::vector<unsigned> VRAllowed;
VRAllowed vrAllowed;
- for (TargetRegisterClass::iterator aoItr = trc->allocation_order_begin(*mf),
- aoEnd = trc->allocation_order_end(*mf);
- aoItr != aoEnd; ++aoItr) {
- unsigned preg = *aoItr;
+ ArrayRef<unsigned> rawOrder = trc->getRawAllocationOrder(*mf);
+ for (unsigned i = 0; i != rawOrder.size(); ++i) {
+ unsigned preg = rawOrder[i];
if (!reservedRegs.test(preg)) {
vrAllowed.push_back(preg);
}
@@ -581,7 +580,7 @@
if (physReg == 0) {
const TargetRegisterClass *liRC = mri->getRegClass(li->reg);
- physReg = *liRC->allocation_order_begin(*mf);
+ physReg = liRC->getRawAllocationOrder(*mf).front();
}
vrm->assignVirt2Phys(li->reg, physReg);