[llvm] [AArch64][GlobalISel] Add support for pre-indexed loads/stores. (PR #70185)

[Matt Arsenault via llvm-commits]

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@@ -245,7 +245,7 @@ def AArch64PostLegalizerLowering
 // Post-legalization combines which are primarily optimizations.
 def AArch64PostLegalizerCombiner
     : GICombiner<"AArch64PostLegalizerCombinerImpl",
-                       [copy_prop, combines_for_extload,
+                       [copy_prop, combines_for_extload, reassocs,
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arsenm wrote:

Looks unrelated?

https://github.com/llvm/llvm-project/pull/70185