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authorMichael Kruse <llvm-project@meinersbur.de>2022-05-06 02:43:49 -0500
committerMichael Kruse <llvm-project@meinersbur.de>2022-05-06 02:43:49 -0500
commitd3460d2a890ccb4ee84ffd05d4a722ff82b5170d (patch)
tree19c511c63d14da385bc907b4aa99276b8636dc1a /llvm/lib/Target/ARM/ARMFrameLowering.cpp
parentfdb6ddcfeb62be7dbc502a4a4ed7c5be11c1c9b6 (diff)
parent9c1085c7e20bdd7c4a487f50313ebeeb2b6683b8 (diff)
downloadllvm-users/meinersbur/irbuilder-ompregion.zip
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Merge branch 'main' into irbuilder-ompregionusers/meinersbur/irbuilder-ompregion
Diffstat (limited to 'llvm/lib/Target/ARM/ARMFrameLowering.cpp')
-rw-r--r--llvm/lib/Target/ARM/ARMFrameLowering.cpp5
1 files changed, 3 insertions, 2 deletions
diff --git a/llvm/lib/Target/ARM/ARMFrameLowering.cpp b/llvm/lib/Target/ARM/ARMFrameLowering.cpp
index c2cc302..b2765b2 100644
--- a/llvm/lib/Target/ARM/ARMFrameLowering.cpp
+++ b/llvm/lib/Target/ARM/ARMFrameLowering.cpp
@@ -2562,8 +2562,9 @@ void ARMFrameLowering::adjustForSegmentedStacks(
// Make sure the LiveIns are still sorted and unique.
MBB->sortUniqueLiveIns();
// Replace the edges to PrologueMBB by edges to the sequences
- // we are about to add.
- MBB->ReplaceUsesOfBlockWith(&PrologueMBB, AddedBlocks[0]);
+ // we are about to add, but only update for immediate predecessors.
+ if (MBB->isSuccessor(&PrologueMBB))
+ MBB->ReplaceUsesOfBlockWith(&PrologueMBB, AddedBlocks[0]);
}
// The required stack size that is aligned to ARM constant criterion.