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build: add --v8-lite-mode flag #33541

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build: add --v8-lite-mode flag #33541

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9 changes: 9 additions & 0 deletions configure.py
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Original file line number Diff line number Diff line change
Expand Up @@ -646,6 +646,14 @@
default=False,
help='compile V8 with debug checks and runtime debugging features enabled')

parser.add_option('--v8-lite-mode',
action='store_true',
dest='v8_lite_mode',
default=False,
help='compile V8 in lite mode for constrained environments (lowers V8 '+
'memory footprint, but also implies no just-in-time compilation ' +
'support, thus much slower execution)')

parser.add_option('--node-builtin-modules-path',
action='store',
dest='node_builtin_modules_path',
Expand Down Expand Up @@ -1246,6 +1254,7 @@ def configure_library(lib, output, pkgname=None):


def configure_v8(o):
o['variables']['v8_enable_lite_mode'] = 1 if options.v8_lite_mode else 0
o['variables']['v8_enable_gdbjit'] = 1 if options.gdb else 0
o['variables']['v8_no_strict_aliasing'] = 1 # Work around compiler bugs.
o['variables']['v8_optimized_debug'] = 0 if options.v8_non_optimized_debug else 1
Expand Down