deps: use shared V8 simdutf

Author: aduh95

common.gypi

@@ -22,6 +22,7 @@
     'node_with_ltcg%': '',
     'node_shared_openssl%': 'false',
     'v8_use_system_zlib%': 0,
+    'v8_use_system_simdutf%': 0,
 
     'node_tag%': '',
     'uv_library%': 'static_library',

configure.py

@@ -1820,6 +1820,7 @@ def configure_v8(o, configs):
     raise Exception('--v8-enable-hugepage is supported only on linux.')
   o['variables']['v8_enable_hugepage'] = 1 if options.v8_enable_hugepage else 0
   o['variables']['v8_use_system_zlib'] = 1 if options.shared_zlib else 0
+  o['variables']['v8_use_system_simdutf'] = 1 if options.shared_simdutf else 0
   if options.v8_enable_short_builtin_calls or o['variables']['target_arch'] == 'x64':
     o['variables']['v8_enable_short_builtin_calls'] = 1
   if options.v8_enable_snapshot_compression:

tools/v8_gypfiles/v8.gyp

@@ -2389,14 +2389,27 @@
       'target_name': 'simdutf',
       'type': 'static_library',
       'toolsets': ['host', 'target'],
-      'direct_dependent_settings': {
-        'include_dirs': [
-          '<(V8_ROOT)/third_party/simdutf',
-        ],
-      },
-      'include_dirs': ['.'],
-      'sources': [
-        '<(V8_ROOT)/third_party/simdutf/simdutf.cpp',
+      'conditions': [
+        ['v8_use_system_simdutf==0', {
+          'direct_dependent_settings': {
+            'include_dirs': [
+              '<(V8_ROOT)/third_party/simdutf',
+            ],
+          },
+          'include_dirs': ['.'],
+          'sources': [
+            '<(V8_ROOT)/third_party/simdutf/simdutf.cpp',
+          ],
+        }, {
+          # Use system simdutf
+          'direct_dependent_settings': {
+            'defines': [ 'USE_SYSTEM_SIMDUTF' ],
+          },
+          'defines': [ 'USE_SYSTEM_SIMDUTF' ],
+          'link_settings': {
+            'libraries': [ '-lsimdutf' ],
+          },
+        }],
       ],
     },  # simdutf
   ],