[webkit-changes] [WebKit/WebKit] 53acbb: Allow custom profiling of JS and non-JS allocation...

[Commit Queue]

  Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: 53acbba3ab24d8ee1ddc5f488e7941ea3cf3ebfe
      https://github.com/WebKit/WebKit/commit/53acbba3ab24d8ee1ddc5f488e7941ea3cf3ebfe
  Author: David Degazio <d_degazio at apple.com>
  Date:   2023-10-07 (Sat, 07 Oct 2023)

  Changed paths:
    M Source/WTF/wtf/FastMalloc.cpp
    M Source/WTF/wtf/Gigacage.cpp
    M Source/bmalloc/CMakeLists.txt
    M Source/bmalloc/bmalloc.xcodeproj/project.pbxproj
    A Source/bmalloc/bmalloc/AllocationCounts.h
    M Source/bmalloc/bmalloc/BCompiler.h
    M Source/bmalloc/bmalloc/IsoHeap.cpp
    M Source/bmalloc/bmalloc/bmalloc.h

  Log Message:
  -----------
  Allow custom profiling of JS and non-JS allocation counts
https://bugs.webkit.org/show_bug.cgi?id=262827
rdar://114841891

Reviewed by Mark Lam.

Adds macros to FastMalloc, IsoHeap, and Gigacage malloc functions to allow
for custom profiling code around different kinds of mallocs. Profiling for
different categories of mallocs can be provided by defining certain macros
(see AllocationCounts.h for more information).

* Source/WTF/wtf/Gigacage.cpp:
(Gigacage::tryAlignedMalloc):
(Gigacage::tryMalloc):
(Gigacage::tryZeroedMalloc):
(Gigacage::tryRealloc):
* Source/bmalloc/CMakeLists.txt:
* Source/bmalloc/bmalloc.xcodeproj/project.pbxproj:
* Source/bmalloc/bmalloc/AllocationCounts.cpp: Added.
* Source/bmalloc/bmalloc/AllocationCounts.h: Added.
* Source/bmalloc/bmalloc/BCompiler.h:
* Source/bmalloc/bmalloc/IsoHeap.cpp:
(bmalloc::api::isoAllocate):
(bmalloc::api::isoTryAllocate):
* Source/bmalloc/bmalloc/bmalloc.h:

Canonical link: https://commits.webkit.org/269033@main