[AMDGPU] NFC: Decouple getRealRegPressure from current region

jrbyrnes · jrbyrnes · commit 0f3eef0c92b9 · 2025-07-16T16:01:26.000-07:00
Change-Id: I40021f0afafc2cfc68b0ba4753c3cfd7f67f4fe8
diff --git a/llvm/lib/Target/AMDGPU/GCNSchedStrategy.cpp b/llvm/lib/Target/AMDGPU/GCNSchedStrategy.cpp
@@ -803,7 +803,7 @@ void GCNScheduleDAGMILive::schedule() {
 GCNRegPressure
 GCNScheduleDAGMILive::getRealRegPressure(unsigned RegionIdx) const {
   GCNDownwardRPTracker RPTracker(*LIS);
-  RPTracker.advance(begin(), end(), &LiveIns[RegionIdx]);
+  RPTracker.advance(Regions[RegionIdx].first, Regions[RegionIdx].second, &LiveIns[RegionIdx]);
   return RPTracker.moveMaxPressure();
 }
 

Original file line number	Diff line number	Diff line change
`@@ -803,7 +803,7 @@ void GCNScheduleDAGMILive::schedule() {`
`803`	`803`	`GCNRegPressure`
`804`	`804`	`GCNScheduleDAGMILive::getRealRegPressure(unsigned RegionIdx) const {`
`805`	`805`	`GCNDownwardRPTracker RPTracker(*LIS);`
`806`		`- RPTracker.advance(begin(), end(), &LiveIns[RegionIdx]);`
	`806`	`+ RPTracker.advance(Regions[RegionIdx].first, Regions[RegionIdx].second, &LiveIns[RegionIdx]);`
`807`	`807`	`return RPTracker.moveMaxPressure();`
`808`	`808`	`}`
`809`	`809`