llvmbot wrote:

<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-backend-systemz

Author: None (llvmbot)

<details>
<summary>Changes</summary>

Backport 378739f18208165f9831571a57f34d82f6663bc6

Requested by: @<!-- -->uweigand

---
Full diff: https://github.com/llvm/llvm-project/pull/130998.diff


1 Files Affected:

- (modified) llvm/lib/Target/SystemZ/SystemZISelLowering.cpp (+10-5) 


``````````diff
diff --git a/llvm/lib/Target/SystemZ/SystemZISelLowering.cpp 
b/llvm/lib/Target/SystemZ/SystemZISelLowering.cpp
index 1fb31c26e20d3..2b8269e440e90 100644
--- a/llvm/lib/Target/SystemZ/SystemZISelLowering.cpp
+++ b/llvm/lib/Target/SystemZ/SystemZISelLowering.cpp
@@ -10231,6 +10231,11 @@ static void printFunctionArgExts(const Function *F, 
raw_fd_ostream &OS) {
 void SystemZTargetLowering::
 verifyNarrowIntegerArgs_Call(const SmallVectorImpl<ISD::OutputArg> &Outs,
                              const Function *F, SDValue Callee) const {
+  // Temporarily only do the check when explicitly requested, until it can be
+  // enabled by default.
+  if (!EnableIntArgExtCheck)
+    return;
+
   bool IsInternal = false;
   const Function *CalleeFn = nullptr;
   if (auto *G = dyn_cast<GlobalAddressSDNode>(Callee))
@@ -10252,6 +10257,11 @@ verifyNarrowIntegerArgs_Call(const 
SmallVectorImpl<ISD::OutputArg> &Outs,
 void SystemZTargetLowering::
 verifyNarrowIntegerArgs_Ret(const SmallVectorImpl<ISD::OutputArg> &Outs,
                             const Function *F) const {
+  // Temporarily only do the check when explicitly requested, until it can be
+  // enabled by default.
+  if (!EnableIntArgExtCheck)
+    return;
+
   if (!verifyNarrowIntegerArgs(Outs, isFullyInternal(F))) {
     errs() << "ERROR: Missing extension attribute of returned "
            << "value from function:\n";
@@ -10268,11 +10278,6 @@ verifyNarrowIntegerArgs(const 
SmallVectorImpl<ISD::OutputArg> &Outs,
   if (IsInternal || !Subtarget.isTargetELF())
     return true;
 
-  // Temporarily only do the check when explicitly requested, until it can be
-  // enabled by default.
-  if (!EnableIntArgExtCheck)
-    return true;
-
   if (EnableIntArgExtCheck.getNumOccurrences()) {
     if (!EnableIntArgExtCheck)
       return true;

``````````

</details>


https://github.com/llvm/llvm-project/pull/130998
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