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build: enable maglev for Linux on s390x #60863

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nodejs-github-bot merged 1 commit into from
Nov 28, 2025
Merged

build: enable maglev for Linux on s390x #60863

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3 changes: 2 additions & 1 deletion configure.py
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Original file line number Diff line number Diff line change
Expand Up @@ -55,7 +55,7 @@
valid_mips_float_abi = ('soft', 'hard')
valid_intl_modes = ('none', 'small-icu', 'full-icu', 'system-icu')
icu_versions = json.loads((tools_path / 'icu' / 'icu_versions.json').read_text(encoding='utf-8'))
maglev_enabled_architectures = ('x64', 'arm', 'arm64')
maglev_enabled_architectures = ('x64', 'arm', 'arm64', 's390x')

# builtins may be removed later if they have been disabled by options
shareable_builtins = {'cjs_module_lexer/lexer': 'deps/cjs-module-lexer/lexer.js',
Expand Down Expand Up @@ -1830,6 +1830,7 @@ def configure_v8(o, configs):
o['variables']['v8_promise_internal_field_count'] = 1 # Add internal field to promises for async hooks.
o['variables']['v8_use_siphash'] = 0 if options.without_siphash else 1
o['variables']['v8_enable_maglev'] = B(not options.v8_disable_maglev and
flavor != 'zos' and
o['variables']['target_arch'] in maglev_enabled_architectures)
o['variables']['v8_enable_pointer_compression'] = 1 if options.enable_pointer_compression else 0
# Using the sandbox requires always allocating array buffer backing stores in the sandbox.
Expand Down
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