[AMDGPU] [NFC] Fix incorrect use of bitwise operator.

ssahasra · ssahasra · commit c6a6b57902b3 · 2022-02-08T22:12:54.000-05:00
Differential Revision: https://reviews.llvm.org/D119308
diff --git a/llvm/lib/Target/AMDGPU/AMDGPUAttributor.cpp b/llvm/lib/Target/AMDGPU/AMDGPUAttributor.cpp
@@ -397,7 +397,10 @@ struct AAAMDAttributesFunction : public AAAMDAttributes {
       }
     }
 
-    NeedsQueuePtr |= checkForQueuePtr(A);
+    if (!NeedsQueuePtr) {
+      NeedsQueuePtr = checkForQueuePtr(A);
+    }
+
     if (NeedsQueuePtr) {
       removeAssumedBits(QUEUE_PTR);
     }

Original file line number	Diff line number	Diff line change
`@@ -397,7 +397,10 @@ struct AAAMDAttributesFunction : public AAAMDAttributes {`
`397`	`397`	`}`
`398`	`398`	`}`
`399`	`399`
`400`		`- NeedsQueuePtr \|= checkForQueuePtr(A);`
	`400`	`+ if (!NeedsQueuePtr) {`
	`401`	`+ NeedsQueuePtr = checkForQueuePtr(A);`
	`402`	`+ }`
	`403`	`+`
`401`	`404`	`if (NeedsQueuePtr) {`
`402`	`405`	`removeAssumedBits(QUEUE_PTR);`
`403`	`406`	`}`