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SCons: Add stack_size and default_pthread_stack_size options to Web target

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(cherry picked from commit 6788bc6bc2be68db9b9f1a37bf5edb8497eafb93)
This commit is contained in:
nikitalita 2023-03-20 18:39:07 -07:00 committed by Relintai
parent 89ebe3f570
commit cda33386ca
1 changed files with 9 additions and 9 deletions
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18
platform/javascript/detect.py
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@ -30,6 +30,9 @@ def get_opts():
return [
("initial_memory", "Initial WASM memory (in MiB)", 32),
# Matches default values from before Emscripten 3.1.27. New defaults are too low for Godot.
("stack_size", "WASM stack size (in KiB)", 5120),
("default_pthread_stack_size", "WASM pthread default stack size (in KiB)", 2048),
BoolVariable("use_assertions", "Use Emscripten runtime assertions", False),
BoolVariable("use_ubsan", "Use Emscripten undefined behavior sanitizer (UBSAN)", False),
BoolVariable("use_asan", "Use Emscripten address sanitizer (ASAN)", False),
@ -172,24 +175,21 @@ def configure(env):
env.Prepend(CPPPATH=["#platform/javascript"])
env.Append(CPPDEFINES=["JAVASCRIPT_ENABLED", "UNIX_ENABLED"])
if cc_semver >= (3, 1, 25):
env.Append(LINKFLAGS=["-s", "STACK_SIZE=5MB"])
else:
env.Append(LINKFLAGS=["-s", "TOTAL_STACK=5MB"])
if env["javascript_eval"]:
env.Append(CPPDEFINES=["JAVASCRIPT_EVAL_ENABLED"])
if env["threads_enabled"] and env["gdnative_enabled"]:
print("Threads and GDNative support can't be both enabled due to WebAssembly limitations")
sys.exit(255)
stack_size_opt = "STACK_SIZE" if cc_semver >= (3, 1, 25) else "TOTAL_STACK"
env.Append(LINKFLAGS=["-s", "%s=%sKB" % (stack_size_opt, env["stack_size"])])
# Thread support (via SharedArrayBuffer).
if env["threads_enabled"]:
stack_size_opt = "STACK_SIZE" if cc_semver >= (3, 1, 25) else "TOTAL_STACK"
env.Append(LINKFLAGS=["-s", "%s=%sKB" % (stack_size_opt, env["stack_size"])])
env.Append(CPPDEFINES=["PTHREAD_NO_RENAME"])
env.Append(CCFLAGS=["-s", "USE_PTHREADS=1"])
env.Append(LINKFLAGS=["-s", "USE_PTHREADS=1"])
env.Append(LINKFLAGS=["-s", "DEFAULT_PTHREAD_STACK_SIZE=2MB"])
env.Append(LINKFLAGS=["-s", "DEFAULT_PTHREAD_STACK_SIZE=%sKB" % env["default_pthread_stack_size"]])
env.Append(LINKFLAGS=["-s", "PTHREAD_POOL_SIZE=8"])
env.Append(LINKFLAGS=["-s", "WASM_MEM_MAX=2048MB"])
env.extra_suffix = ".threads" + env.extra_suffix