def pack_array(builder, values):
n = len(values)
ty = values[0].type
ary = Constant.undef(Type.array(ty, n))
for i, v in enumerate(values):
ary = builder.insert_value(ary, v, i)
return ary
def pack_array(builder, values):
n = len(values)
ty = values[0].type
ary = Constant.undef(Type.array(ty, n))
for i, v in enumerate(values):
ary = builder.insert_value(ary, v, i)
return ary
def make_anonymous_struct(builder, values):
"""
Create an anonymous struct constant containing the given LLVM *values*.
"""
struct_type = Type.struct([v.type for v in values])
struct_val = Constant.undef(struct_type)
for i, v in enumerate(values):
struct_val = builder.insert_value(struct_val, v, i)
return struct_val
def make_anonymous_struct(builder, values):
"""
Create an anonymous struct constant containing the given LLVM *values*.
"""
struct_type = Type.struct([v.type for v in values])
struct_val = Constant.undef(struct_type)
for i, v in enumerate(values):
struct_val = builder.insert_value(struct_val, v, i)
return struct_val
def test_struct_extract_value_2d(self):
ta = Type.struct([Type.int(32), Type.float()])
tb = Type.struct([ta, Type.float()])
m = Module.new('')
f = m.add_function(Type.function(Type.void(), []), "foo")
b = Builder.new(f.append_basic_block(''))
v = Constant.undef(tb)
ins = b.insert_value(v, Constant.real(Type.float(), 1.234), [0, 1])
ext = b.extract_value(ins, [0, 1])
b.ret_void()
m.verify()
self.assertEqual(str(ext), 'float 0x3FF3BE76C0000000')
def test_struct_extract_value_2d(self):
ta = Type.struct([Type.int(32), Type.float()])
tb = Type.struct([ta, Type.float()])
m = Module.new('')
f = m.add_function(Type.function(Type.void(), []), "foo")
b = Builder.new(f.append_basic_block(''))
v = Constant.undef(tb)
ins = b.insert_value(v, Constant.real(Type.float(), 1.234), [0, 1])
ext = b.extract_value(ins, [0, 1])
b.ret_void()
m.verify()
self.assertEqual(str(ext), 'float 0x3FF3BE76C0000000')
def body(self, x):
mod = self.function.module
argv_type = core.Type.pointer(Type.pointer(Type.int(8)))
argv_handle = core.GlobalVariable.new(mod, argv_type, 'P86.argv')
argv_handle.initializer = Constant.undef(argv_type)
argv_handle.linkage = core.LINKAGE_INTERNAL
var = CVar(self, argv_handle)
val = var[x]
self.ret(CTemp(self, val.value))
def get_constant_undef(self, ty):
lty = self.get_value_type(ty)
return Constant.undef(lty)
