def test_L2_struct_attr():
a = CaseConnectStructAttrToOutComp.DUT()
a.elaborate()
a.apply( StructuralRTLIRGenL2Pass( gen_connections( a ) ) )
connections = a.get_metadata( StructuralRTLIRGenL2Pass.connections )
comp = CurComp(a, 's')
assert connections == \
[(StructAttr(CurCompAttr(comp, 'in_'), 'foo'), CurCompAttr(comp, 'out'))]
def test_L2_struct_attr():
a = CaseConnectStructAttrToOutComp.DUT()
a.elaborate()
a.apply( StructuralRTLIRGenL2Pass( gen_connections( a ) ) )
ns = a._pass_structural_rtlir_gen
comp = CurComp(a, 's')
assert ns.connections == \
[(StructAttr(CurCompAttr(comp, 'in_'), 'foo'), CurCompAttr(comp, 'out'))]
def test_L2_struct_attr():
class B( BitStruct ):
def __init__( s, foo=42 ):
s.foo = Bits32( foo )
class A( dsl.Component ):
def construct( s ):
s.in_ = dsl.InPort( B )
s.out = dsl.OutPort( Bits32 )
dsl.connect( s.out, s.in_.foo )
a = A()
a.elaborate()
a.apply( StructuralRTLIRGenL2Pass( *gen_connections( a ) ) )
ns = a._pass_structural_rtlir_gen
comp = CurComp(a, 's')
assert ns.connections == \
[(StructAttr(CurCompAttr(comp, 'in_'), 'foo'), CurCompAttr(comp, 'out'))]
def test_L2_packed_index():
@bitstruct
class B:
foo: [Bits32] * 5
class A(dsl.Component):
def construct(s):
s.in_ = dsl.InPort(B)
s.out = dsl.OutPort(Bits32)
dsl.connect(s.out, s.in_.foo[1])
a = A()
a.elaborate()
a.apply(StructuralRTLIRGenL2Pass(gen_connections(a)))
ns = a._pass_structural_rtlir_gen
comp = CurComp(a, 's')
assert ns.connections == \
[(PackedIndex(StructAttr(CurCompAttr(comp, 'in_'), 'foo'), 1),
CurCompAttr(comp, 'out'))]
def gen_structural_trans_metadata( s, tr_top ): # c_ss: self-self connections # c_sc: self-child connections # c_cc: child-child connections tr_top.apply( StructuralRTLIRGenL2Pass( s.c_ss, s.c_sc, s.c_cc ) )
def gen_structural_trans_metadata( s, tr_top ): tr_top.apply( StructuralRTLIRGenL2Pass( s.inst_conns ) )