Branch: refs/heads/main
Home: https://github.com/WebKit/WebKit
Commit: 6985f19bfc4a4cc8e9e13dd716fd8b37aa0e033b
https://github.com/WebKit/WebKit/commit/6985f19bfc4a4cc8e9e13dd716fd8b37aa0e033b
Author: Yusuke Suzuki <ysuz...@apple.com>
Date: 2025-07-25 (Fri, 25 Jul 2025)
Changed paths:
A JSTests/microbenchmarks/map-new.js
A JSTests/microbenchmarks/set-new.js
M Source/JavaScriptCore/dfg/DFGSpeculativeJIT.cpp
M Source/JavaScriptCore/ftl/FTLLowerDFGToB3.cpp
Log Message:
-----------
[JSC] Inline NewMap / NewSet in DFG / FTL
https://bugs.webkit.org/show_bug.cgi?id=296512
rdar://156752834
Reviewed by Sosuke Suzuki.
Let's just make them inlined as they are very simple.
ToT Patched
set-new 0.8020+-0.0199 ^ 0.6271+-0.0134 ^
definitely 1.2789x faster
map-new 0.7975+-0.0235 ^ 0.6583+-0.0148 ^
definitely 1.2115x faster
* JSTests/microbenchmarks/map-new.js: Added.
(test):
* JSTests/microbenchmarks/set-new.js: Added.
(test):
* Source/JavaScriptCore/dfg/DFGSpeculativeJIT.cpp:
* Source/JavaScriptCore/ftl/FTLLowerDFGToB3.cpp:
(JSC::FTL::DFG::LowerDFGToB3::compileCompareStrictEq):
Canonical link: https://commits.webkit.org/297887@main
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