def main (*args, **kws):
m = llvm_module_from_c_source(TEST_SRC)
print m
ee = llvm.ee.ExecutionEngine.new(m)
init_fn = m.get_function_named('initdemoext')
ee.run_function(init_fn, [])
demoext = sys.modules['demoext']
assert demoext.demofn() == 42L
def py_module_from_c_source (module_name, c_source, *args):
global __dyngen_modules__
c_source_hash = hash(c_source)
if c_source_hash in __dyngen_modules__:
ret_val = __dyngen_modules__[-1]
else:
llvm_module = llvm_module_from_c_source(c_source, *args)
init_fn = llvm_module.get_function_named('init' + module_name)
ee = llvm.ee.ExecutionEngine.new(llvm_module)
ee.run_function(init_fn, [])
ret_val = sys.modules[module_name]
__dyngen_modules__[c_source_hash] = (llvm_module, ee, ret_val)
return ret_val
def debug_in_gdb(lfunc):
# Create an execution engine object. This will create a JIT compiler
# on platforms that support it, or an interpreter otherwise.
module = lfunc.module
ee = llvm.ee.ExecutionEngine.new(module)
float_type = lfunc.args[0].type
# The arguments needs to be passed as "GenericValue" objects.
arg1_value = 5.0
arg1 = llvm.ee.GenericValue.real(float_type, arg1_value)
# Now let's compile and run!
retval = ee.run_function(lfunc, [arg1])
print(retval.as_real(float_type))
def debug_in_gdb(lfunc):
# Create an execution engine object. This will create a JIT compiler
# on platforms that support it, or an interpreter otherwise.
module = lfunc.module
ee = llvm.ee.ExecutionEngine.new(module)
float_type = lfunc.args[0].type
# The arguments needs to be passed as "GenericValue" objects.
arg1_value = 5.0
arg1 = llvm.ee.GenericValue.real(float_type, arg1_value)
# Now let's compile and run!
retval = ee.run_function(lfunc, [arg1])
print(retval.as_real(float_type))
def execute(module, llvmfunc):
ee = llvm.ee.ExecutionEngine.new(module)
retval = ee.run_function(llvmfunc, [])
print >> sys.stderr, "retval is %s" % retval.as_int()
return retval
def execute(module, llvmfunc):
ee = llvm.ee.ExecutionEngine.new(module)
retval = ee.run_function(llvmfunc, [])
print >> sys.stderr, "retval is %s" % retval.as_int()
return retval
