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Emscripten: Allow memory size to grow at runtime when targeting WebAssembly as there is no longer a performance hit

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This commit is contained in:
Justin Kerk 2020-10-24 00:44:57 -07:00
parent 6bac5bb8c2
commit 56f2ebaeaf
1 changed files with 13 additions and 2 deletions
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15
scripts/src/main.lua
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@ -148,8 +148,6 @@ end
.. " -s USE_SDL=2"
.. " -s USE_SDL_TTF=2"
.. " --memory-init-file 0"
.. " -s ALLOW_MEMORY_GROWTH=0"
.. " -s TOTAL_MEMORY=268435456"
.. " -s DISABLE_EXCEPTION_CATCHING=2"
.. " -s EXCEPTION_CATCHING_WHITELIST=\"['__ZN15running_machine17start_all_devicesEv','__ZN12cli_frontend7executeEiPPc','__ZN8chd_file11open_commonEb','__ZN8chd_file13read_metadataEjjRNSt3__212basic_stringIcNS0_11char_traitsIcEENS0_9allocatorIcEEEE','__ZN8chd_file13read_metadataEjjRNSt3__26vectorIhNS0_9allocatorIhEEEE','__ZNK19netlist_mame_device19base_validity_checkER16validity_checker']\""
.. " -s EXPORTED_FUNCTIONS=\"['_main', '_malloc', '__ZN15running_machine30emscripten_get_running_machineEv', '__ZN15running_machine17emscripten_get_uiEv', '__ZN15running_machine20emscripten_get_soundEv', '__ZN15mame_ui_manager12set_show_fpsEb', '__ZNK15mame_ui_manager8show_fpsEv', '__ZN13sound_manager4muteEbh', '_SDL_PauseAudio', '_SDL_SendKeyboardKey', '__ZN15running_machine15emscripten_saveEPKc', '__ZN15running_machine15emscripten_loadEPKc', '__ZN15running_machine21emscripten_hard_resetEv', '__ZN15running_machine21emscripten_soft_resetEv', '__ZN15running_machine15emscripten_exitEv']\""
@ -175,6 +173,19 @@ end
if _OPTIONS["WEBASSEMBLY"] then
emccopts = emccopts
.. " -s WASM=" .. _OPTIONS["WEBASSEMBLY"]
else
emccopts = emccopts
.. " -s WASM=1"
end
if _OPTIONS["WEBASSEMBLY"]~=nil and _OPTIONS["WEBASSEMBLY"]=="0" then
-- define a fixed memory size because allowing memory growth disables asm.js optimizations
emccopts = emccopts
.. " -s ALLOW_MEMORY_GROWTH=0"
.. " -s TOTAL_MEMORY=268435456"
else
emccopts = emccopts
.. " -s ALLOW_MEMORY_GROWTH=1"
end
if _OPTIONS["ARCHOPTS"] then