[webkit-changes] [WebKit/WebKit] a07f08: [JSC] Fix tryAppendIncrementAddress in B3LowerToAir

[Yijia Huang]

  Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: a07f08e06e0312b120602a4776d1438db2b377b7
      https://github.com/WebKit/WebKit/commit/a07f08e06e0312b120602a4776d1438db2b377b7
  Author: Yijia Huang <yijia_huang at apple.com>
  Date:   2024-08-13 (Tue, 13 Aug 2024)

  Changed paths:
    M Source/JavaScriptCore/b3/B3LowerToAir.cpp
    M Source/JavaScriptCore/b3/testb3_3.cpp

  Log Message:
  -----------
  [JSC] Fix tryAppendIncrementAddress in B3LowerToAir
https://bugs.webkit.org/show_bug.cgi?id=278008
rdar://133742537

Reviewed by Yusuke Suzuki.

This patch fixes two things:
1. Shouldn't emit MoveWithIncrement when the Load node has fence.
2. We only care about the node would be committed internal in
   tryAppendIncrementAddress.

* Source/JavaScriptCore/b3/B3LowerToAir.cpp:
* Source/JavaScriptCore/b3/testb3_3.cpp:
(testLoadPreIndex32):
(testLoadPreIndex64):
(testLoadPostIndex32):
(testLoadPostIndex64):
(testStorePreIndex32):
(testStorePreIndex64):
(testStorePostIndex32):
(testStorePostIndex64):
(addShrTests):

Canonical link: https://commits.webkit.org/282173@main



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