[pull] master from ruby:master

.github/auto_request_review.yml

@@ -1,16 +1,35 @@
 files:
+  # JIT sources (Rust + C + Ruby)
+  'jit/**': [team:jit]
+  # All of {y,z}jit/ except the generated cruby_bindings.inc.rs files.
   'yjit*': [team:jit]
   'yjit/**/*': [team:jit]
   'yjit/src/cruby_bindings.inc.rs': []
-  'bootstraptest/test_yjit*': [team:jit]
-  'test/ruby/test_yjit*': [team:jit]
   'zjit*': [team:jit]
   'zjit/**/*': [team:jit]
   'zjit/src/cruby_bindings.inc.rs': []
-  'test/ruby/test_zjit*': [team:jit]
+  'jit.c': [team:jit]
+  'jit_hook.rb': [team:jit]
+  'jit_undef.rb': [team:jit]
+
+  # Build + GC fast paths
   'defs/jit.mk': [team:jit]
-  'tool/zjit_bisect.rb': [team:jit]
+  'gc/**/zjit_fastpath.h': [team:jit]
+
+  # Docs
   'doc/jit/*': [team:jit]
+
+  # Specs + tests
+  'spec/zjit.mspec': [team:jit]
+  'test/.excludes-zjit/**': [team:jit]
+  'test/lib/jit_support.rb': [team:jit]
+  'test/ruby/test_*jit*': [team:jit]
+  'bootstraptest/test_*jit*.rb': [team:jit]
+
+  # Tooling
+  'tool/zjit_*': [team:jit]
+  'tool/ruby_vm/**/*zjit*': [team:jit]
+
   # Skip files updated by dependabot. It's noisy in notifications, and they're auto-merged anyway.
   'yjit/Cargo.lock': []
   'zjit/Cargo.lock': []

benchmark/keyword_arguments_many.yml

@@ -0,0 +1,28 @@
+# 31 keywords use the bitmask; 32 and 128 exercise the overflow container.
+# Sparse defaults are dynamic only for the last two keywords; dense defaults
+# are all dynamic. Reuse an object to avoid allocating default values.
+prelude: |
+  DEFAULT = Object.new
+  kwargs = {k0: 0}
+  [31, 32, 128].each do |n|
+    [:sparse, :dense].each do |kind|
+      params = n.times.map do |i|
+        default = kind == :dense || i >= n - 2 ? "DEFAULT" : "0"
+        "k#{i}: #{default}"
+      end
+      eval "def many_#{n}_#{kind}(#{params.join(", ")}); end"
+    end
+  end
+benchmark:
+  kw_31_sparse: "many_31_sparse(k0: 0)"
+  kwsplat_31_sparse: "many_31_sparse(**kwargs)"
+  kw_31_dense: "many_31_dense(k0: 0)"
+  kwsplat_31_dense: "many_31_dense(**kwargs)"
+  kw_32_sparse: "many_32_sparse(k0: 0)"
+  kwsplat_32_sparse: "many_32_sparse(**kwargs)"
+  kw_32_dense: "many_32_dense(k0: 0)"
+  kwsplat_32_dense: "many_32_dense(**kwargs)"
+  kw_128_sparse: "many_128_sparse(k0: 0)"
+  kwsplat_128_sparse: "many_128_sparse(**kwargs)"
+  kw_128_dense: "many_128_dense(k0: 0)"
+  kwsplat_128_dense: "many_128_dense(**kwargs)"

gc/mmtk/Cargo.toml

@@ -2,7 +2,7 @@
 name = "mmtk_ruby"
 version = "0.1.0"
 authors = []
-edition = "2021"
+edition = "2024"
 
 [lib]
 name = "mmtk_ruby"

gc/mmtk/src/abi.rs

@@ -1,6 +1,6 @@
+use crate::Ruby;
 use crate::api::RubyMutator;
 use crate::extra_assert;
-use crate::Ruby;
 use libc::c_int;
 use mmtk::scheduler::GCWorker;
 use mmtk::util::Address;

gc/mmtk/src/active_plan.rs

@@ -1,12 +1,12 @@
 use std::collections::VecDeque;
 use std::marker::PhantomData;
 
+use crate::Ruby;
 use crate::mmtk;
 use crate::upcalls;
-use crate::Ruby;
+use mmtk::Mutator;
 use mmtk::util::opaque_pointer::*;
 use mmtk::vm::ActivePlan;
-use mmtk::Mutator;
 
 pub struct VMActivePlan {}