[AArch64][SME] Fix incorrect "attributes at callsite do not match" assert

llvm/lib/Target/AArch64/Utils/AArch64SMEAttributes.cpp

@@ -131,15 +131,15 @@ SMECallAttrs::SMECallAttrs(const CallBase &CB,
   if (auto *CalledFunction = CB.getCalledFunction())
     CalledFn = SMEAttrs(*CalledFunction, RTLCI);
 
-  // An `invoke` of an agnostic ZA function may not return normally (it may
-  // resume in an exception block). In this case, it acts like a private ZA
-  // callee and may require a ZA save to be set up before it is called.
-  if (isa<InvokeInst>(CB))
-    CalledFn.set(SMEAttrs::ZA_State_Agnostic, /*Enable=*/false);
-
   // FIXME: We probably should not allow SME attributes on direct calls but
   // clang duplicates streaming mode attributes at each callsite.
   assert((IsIndirect ||
           ((Callsite.withoutPerCallsiteFlags() | CalledFn) == CalledFn)) &&
          "SME attributes at callsite do not match declaration");
+
+  // An `invoke` of an agnostic ZA function may not return normally (it may
+  // resume in an exception block). In this case, it acts like a private ZA
+  // callee and may require a ZA save to be set up before it is called.
+  if (isa<InvokeInst>(CB))
+    CalledFn.set(SMEAttrs::ZA_State_Agnostic, /*Enable=*/false);
 }

llvm/test/CodeGen/AArch64/sme-za-exceptions.ll

@@ -829,7 +829,7 @@ define void @try_catch_agnostic_za_invoke() "aarch64_za_state_agnostic" personal
 ; CHECK-SDAG-NEXT:    bl __arm_sme_restore
 ; CHECK-SDAG-NEXT:    b .LBB5_1
 entry:
-  invoke void @agnostic_za_call()
+  invoke void @agnostic_za_call() "aarch64_za_state_agnostic"
           to label %exit unwind label %catch
 
 catch: