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-rw-r--r--llvm/lib/Target/Mips/MipsSEISelLowering.cpp4
1 files changed, 4 insertions, 0 deletions
diff --git a/llvm/lib/Target/Mips/MipsSEISelLowering.cpp b/llvm/lib/Target/Mips/MipsSEISelLowering.cpp
index 5167b6baf98..efe22fba98c 100644
--- a/llvm/lib/Target/Mips/MipsSEISelLowering.cpp
+++ b/llvm/lib/Target/Mips/MipsSEISelLowering.cpp
@@ -1181,6 +1181,10 @@ bool MipsSETargetLowering::isEligibleForTailCallOptimization(
if (!EnableMipsTailCalls)
return false;
+ // Exception has to be cleared with eret.
+ if (FI.isISR())
+ return false;
+
// Return false if either the callee or caller has a byval argument.
if (CCInfo.getInRegsParamsCount() > 0 || FI.hasByvalArg())
return false;
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