def generate_wast_files(lld_bin):
print '\n[ linking wasm files from object files... ]\n'
lld_path = os.path.join(shared.options.binaryen_test, 'lld')
for obj_file, ext in files_with_extensions(lld_path, ['.o']):
print '..', obj_file
wasm_file = obj_file.replace(ext, '.wasm')
wast_file = obj_file.replace(ext, '.wast')
obj_path = os.path.join(lld_path, obj_file)
wasm_path = os.path.join(lld_path, wasm_file)
wast_path = os.path.join(lld_path, wast_file)
run_command([
lld_bin,
'-flavor',
'wasm',
'-z',
'-stack-size=1048576',
obj_path,
'-o',
wasm_path,
'--entry=main',
'--allow-undefined',
'--export',
'__wasm_call_ctors',
])
try:
run_command(shared.WASM_DIS + [wasm_path, '-o', wast_path])
finally:
# Don't need the .wasm file, don't leave it around
shared.delete_from_orbit(wasm_path)
def generate_wat_files(llvm_bin, emscripten_root):
print('\n[ building wat files from C sources... ]\n')
lld_path = os.path.join(shared.options.binaryen_test, 'lld')
for src_file, ext in files_with_extensions(lld_path, ['.c', '.cpp', '.s']):
print('..', src_file)
obj_file = src_file.replace(ext, '.o')
src_path = os.path.join(lld_path, src_file)
obj_path = os.path.join(lld_path, obj_file)
wasm_file = src_file.replace(ext, '.wasm')
wat_file = src_file.replace(ext, '.wat')
obj_path = os.path.join(lld_path, obj_file)
wasm_path = os.path.join(lld_path, wasm_file)
wat_path = os.path.join(lld_path, wat_file)
is_shared = 'shared' in src_file
compile_cmd = [
os.path.join(llvm_bin, 'clang'), src_path, '-o', obj_path,
'--target=wasm32-emscripten',
'-mllvm', '-enable-emscripten-sjlj',
'-c',
'-nostdinc',
'-Xclang', '-nobuiltininc',
'-Xclang', '-nostdsysteminc',
'-Xclang', '-I%s/system/include' % emscripten_root,
'-O1',
]
link_cmd = [
os.path.join(llvm_bin, 'wasm-ld'), '-flavor', 'wasm',
'-z', '-stack-size=1048576',
obj_path, '-o', wasm_path,
'--allow-undefined',
'--export', '__wasm_call_ctors',
'--export', '__data_end',
'--global-base=568',
]
# We had a regression where this test only worked if debug names
# were included.
if 'longjmp' in src_file:
link_cmd.append('--strip-debug')
if is_shared:
compile_cmd.append('-fPIC')
compile_cmd.append('-fvisibility=default')
link_cmd.append('-shared')
link_cmd.append('--experimental-pic')
else:
link_cmd.append('--entry=main')
try:
support.run_command(compile_cmd)
support.run_command(link_cmd)
support.run_command(shared.WASM_DIS + [wasm_path, '-o', wat_path])
finally:
# Don't need the .o or .wasm files, don't leave them around
shared.delete_from_orbit(obj_path)
shared.delete_from_orbit(wasm_path)
def test_asm2wasm_binary():
print '\n[ checking asm2wasm binary reading/writing... ]\n'
asmjs = os.path.join(options.binaryen_test, 'hello_world.asm.js')
delete_from_orbit('a.wasm')
delete_from_orbit('b.wast')
run_command(ASM2WASM + [asmjs, '-o', 'a.wasm'])
assert open('a.wasm', 'rb').read()[0] == '\0', 'we emit binary by default'
run_command(ASM2WASM + [asmjs, '-o', 'b.wast', '-S'])
assert open('b.wast', 'rb').read()[0] != '\0', 'we emit text with -S'
def test_asm2wasm_binary():
print '\n[ checking asm2wasm binary reading/writing... ]\n'
asmjs = os.path.join(options.binaryen_test, 'hello_world.asm.js')
delete_from_orbit('a.wasm')
delete_from_orbit('b.wast')
run_command(ASM2WASM + [asmjs, '-o', 'a.wasm'])
assert open('a.wasm', 'rb').read()[0] == '\0', 'we emit binary by default'
run_command(ASM2WASM + [asmjs, '-o', 'b.wast', '-S'])
assert open('b.wast', 'rb').read()[0] != '\0', 'we emit text with -S'
def generate_wast_files(clang_bin, lld_bin, emscripten_root):
print '\n[ building wast files from C sources... ]\n'
lld_path = os.path.join(shared.options.binaryen_test, 'lld')
for src_file, ext in files_with_extensions(lld_path, ['.c', '.cpp']):
print '..', src_file
try:
obj_file = src_file.replace(ext, '.o')
src_path = os.path.join(lld_path, src_file)
obj_path = os.path.join(lld_path, obj_file)
run_command([
clang_bin,
src_path,
'-o',
obj_path,
'--target=wasm32-unknown-unknown-wasm',
'-c',
'-nostdinc',
'-Xclang',
'-nobuiltininc',
'-Xclang',
'-nostdsysteminc',
'-Xclang',
'-I%s/system/include' % emscripten_root,
'-O1',
])
wasm_file = src_file.replace(ext, '.wasm')
wast_file = src_file.replace(ext, '.wast')
obj_path = os.path.join(lld_path, obj_file)
wasm_path = os.path.join(lld_path, wasm_file)
wast_path = os.path.join(lld_path, wast_file)
run_command([
lld_bin,
'-flavor',
'wasm',
'-z',
'-stack-size=1048576',
obj_path,
'-o',
wasm_path,
'--entry=main',
'--allow-undefined',
'--export',
'__wasm_call_ctors',
'--global-base=568',
])
run_command(shared.WASM_DIS + [wasm_path, '-o', wast_path])
finally:
# Don't need the .o or .wasm files, don't leave them around
shared.delete_from_orbit(obj_path)
shared.delete_from_orbit(wasm_path)
def generate_wast_files(llvm_bin, emscripten_root):
print '\n[ building wast files from C sources... ]\n'
lld_path = os.path.join(shared.options.binaryen_test, 'lld')
for src_file, ext in files_with_extensions(lld_path, ['.c', '.cpp']):
print '..', src_file
obj_file = src_file.replace(ext, '.o')
src_path = os.path.join(lld_path, src_file)
obj_path = os.path.join(lld_path, obj_file)
wasm_file = src_file.replace(ext, '.wasm')
wast_file = src_file.replace(ext, '.wast')
obj_path = os.path.join(lld_path, obj_file)
wasm_path = os.path.join(lld_path, wasm_file)
wast_path = os.path.join(lld_path, wast_file)
is_shared = 'shared' in src_file
compile_cmd = [
os.path.join(llvm_bin, 'clang'), src_path, '-o', obj_path,
'--target=wasm32-unknown-unknown-wasm',
'-c',
'-nostdinc',
'-Xclang', '-nobuiltininc',
'-Xclang', '-nostdsysteminc',
'-Xclang', '-I%s/system/include' % emscripten_root,
'-O1',
]
link_cmd = [
os.path.join(llvm_bin, 'wasm-ld'), '-flavor', 'wasm',
'-z', '-stack-size=1048576',
obj_path, '-o', wasm_path,
'--allow-undefined',
'--export', '__wasm_call_ctors',
'--global-base=568',
]
if is_shared:
compile_cmd.append('-fPIC')
compile_cmd.append('-fvisibility=default')
link_cmd.append('-shared')
else:
link_cmd.append('--entry=main')
try:
run_command(compile_cmd)
run_command(link_cmd)
run_command(shared.WASM_DIS + [wasm_path, '-o', wast_path])
finally:
# Don't need the .o or .wasm files, don't leave them around
shared.delete_from_orbit(obj_path)
shared.delete_from_orbit(wasm_path)
def generate_wast_files(llvm_bin, emscripten_root):
print('\n[ building wast files from C sources... ]\n')
lld_path = os.path.join(shared.options.binaryen_test, 'lld')
for src_file, ext in files_with_extensions(lld_path, ['.c', '.cpp']):
print('..', src_file)
obj_file = src_file.replace(ext, '.o')
src_path = os.path.join(lld_path, src_file)
obj_path = os.path.join(lld_path, obj_file)
wasm_file = src_file.replace(ext, '.wasm')
wast_file = src_file.replace(ext, '.wast')
obj_path = os.path.join(lld_path, obj_file)
wasm_path = os.path.join(lld_path, wasm_file)
wast_path = os.path.join(lld_path, wast_file)
is_shared = 'shared' in src_file
compile_cmd = [
os.path.join(llvm_bin, 'clang'),
src_path,
'-o',
obj_path,
'--target=wasm32-unknown-unknown-wasm',
'-c',
'-nostdinc',
'-Xclang',
'-nobuiltininc',
'-Xclang',
'-nostdsysteminc',
'-Xclang',
'-I%s/system/include' % emscripten_root,
'-O1',
]
link_cmd = [
os.path.join(llvm_bin, 'wasm-ld'),
'-flavor',
'wasm',
'-z',
'-stack-size=1048576',
obj_path,
'-o',
wasm_path,
'--allow-undefined',
'--export',
'__wasm_call_ctors',
'--global-base=568',
]
if is_shared:
compile_cmd.append('-fPIC')
compile_cmd.append('-fvisibility=default')
link_cmd.append('-shared')
else:
link_cmd.append('--entry=main')
try:
run_command(compile_cmd)
run_command(link_cmd)
run_command(shared.WASM_DIS + [wasm_path, '-o', wast_path])
finally:
# Don't need the .o or .wasm files, don't leave them around
shared.delete_from_orbit(obj_path)
shared.delete_from_orbit(wasm_path)
