[llvm] [X86] Reimplement bundle alignment mode (PR #175830)

[Vitaly Buka via llvm-commits]

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@@ -984,9 +1016,30 @@ void MCAssembler::relaxBoundaryAlign(MCBoundaryAlignFragment &BF) {
   }
 
   Align BoundaryAlignment = BF.getAlignment();
-  uint64_t NewSize = needPadding(AlignedOffset, AlignedSize, BoundaryAlignment)
-                         ? offsetToAlignment(AlignedOffset, BoundaryAlignment)
-                         : 0U;
+
+  uint64_t NewSize = 0;
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vitalybuka wrote:

please remove NewSize nad just do early return

https://github.com/llvm/llvm-project/pull/175830