def ir_value_to_interpreter_value(value: ir_value_mod.Value) -> Value:
"""Converts an IR Value to an interpreter Value."""
if value.is_bits():
if value.get_bits().bit_count() <= 64:
return Value.make_bits(Tag.UBITS, value.get_bits())
else:
# For wide values which do not fit in 64 bits, parse value as as string.
return value_from_string(value.to_str(FormatPreference.HEX))
elif value.is_array():
return Value.make_array(
tuple(ir_value_to_interpreter_value(e) for e in value.get_elements()))
else:
assert value.is_tuple()
return Value.make_tuple(
tuple(ir_value_to_interpreter_value(e) for e in value.get_elements()))
def ir_value_to_interpreter_value(value: ir_value_mod.Value) -> Value:
"""Converts an IR Value to an interpreter Value."""
if value.is_bits():
return Value.make_bits(Tag.UBITS, value.get_bits())
elif value.is_array():
return Value.make_array(
tuple(ir_value_to_interpreter_value(e) for e in value.get_elements()))
else:
assert value.is_tuple()
return Value.make_tuple(
tuple(ir_value_to_interpreter_value(e) for e in value.get_elements()))
def ir_value_to_interpreter_value(value: ir_value.Value,
dslx_type: ConcreteType) -> dslx_value.Value:
"""Converts an IR Value to an interpreter Value."""
if value.is_bits():
assert isinstance(dslx_type, BitsType), dslx_type
ir_bits_val = value.get_bits()
if dslx_type.get_signedness():
return dslx_value.Value.make_sbits(ir_bits_val)
return dslx_value.Value.make_ubits(ir_bits_val)
elif value.is_array():
assert isinstance(dslx_type, ArrayType), dslx_type
return dslx_value.Value.make_array(
tuple(
ir_value_to_interpreter_value(e, dslx_type.element_type)
for e in value.get_elements()))
else:
assert value.is_tuple()
assert isinstance(dslx_type, TupleType), dslx_type
return dslx_value.Value.make_tuple(
tuple(
ir_value_to_interpreter_value(e, t) for e, t in zip(
value.get_elements(), dslx_type.get_unnamed_members())))
def compare_values(interpreter_value: dslx_value.Value,
jit_value: ir_value.Value) -> None:
"""Asserts equality between a DSLX Value and an IR Value.
Recursively traverses the values (for arrays/tuples) and makes assertions
about value and length properties.
Args:
interpreter_value: Value that resulted from DSL interpretation.
jit_value: Value that resulted from JIT-compiled execution.
Raises:
JitMiscompareError: If the dslx_value and jit_value are not equivalent.
UnsupportedJitConversionError: If there is not JIT-supported type equivalent
for the interpreter value.
"""
if interpreter_value.is_bits() or interpreter_value.is_enum():
assert jit_value.is_bits(), f'Expected bits value: {jit_value!r}'
jit_value = jit_value.get_bits()
bit_count = interpreter_value.get_bit_count()
if bit_count != jit_value.bit_count():
raise JitMiscompareError(f'Inconsistent bit counts for value -- '
f'interp: {bit_count}, '
f'jit: {jit_value.bit_count()}')
if interpreter_value.is_ubits():
interpreter_bits_value = interpreter_value.get_bits_value()
jit_bits_value = bits_to_int(jit_value, signed=False)
else:
interpreter_bits_value = interpreter_value.get_bits_value_signed()
jit_bits_value = bits_to_int(jit_value, signed=True)
if interpreter_bits_value != jit_bits_value:
raise JitMiscompareError(
'Inconsistent bit values in return value -- '
'interp: {!r}, jit: {!r}'.format(interpreter_bits_value,
jit_bits_value))
elif interpreter_value.is_array():
assert jit_value.is_array(), f'Expected array value: {jit_value!r}'
interpreter_values = interpreter_value.array_payload.elements
jit_values = jit_value.get_elements()
interp_len = len(interpreter_values)
jit_len = len(jit_values)
if interp_len != jit_len:
raise JitMiscompareError(
f'Inconsistent array lengths in return value -- '
f'interp: {interp_len}, jit: {jit_len}')
for interpreter_element, jit_element in zip(interpreter_values,
jit_values):
compare_values(interpreter_element, jit_element)
elif interpreter_value.is_tuple():
assert jit_value.is_tuple(), 'Expected tuple value: {jit_value!r}'
interpreter_values = interpreter_value.tuple_members
jit_values = jit_value.get_elements()
interp_len = len(interpreter_values)
jit_len = len(jit_values)
if interp_len != jit_len:
raise JitMiscompareError(
f'Inconsistent tuple lengths in return value -- '
f'interp: {interp_len}, jit: {jit_len}')
for interpreter_element, jit_element in zip(interpreter_values,
jit_values):
compare_values(interpreter_element, jit_element)
else:
raise UnsupportedJitConversionError(
'No JIT-supported type equivalent: {}'.format(interpreter_value))