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import py
from rpython.rlib import rmmap
from rpython.rtyper.annlowlevel import llhelper
from rpython.jit.metainterp.history import JitCellToken
from rpython.jit.backend.test.calling_convention_test import CallingConvTests, parse
from rpython.rtyper.lltypesystem import lltype
from rpython.jit.codewriter.effectinfo import EffectInfo
from rpython.jit.backend.aarch64.codebuilder import InstrBuilder
from rpython.jit.backend.aarch64 import registers as r
from rpython.jit.backend.aarch64.test.test_runner import boxfloat, constfloat
from rpython.jit.metainterp.resoperation import rop, InputArgInt, InputArgFloat
from rpython.jit.metainterp.history import JitCellToken
boxint = InputArgInt
boxfloat = InputArgFloat.fromfloat
class TestARMCallingConvention(CallingConvTests):
# ../../test/calling_convention_test.py
def make_function_returning_stack_pointer(self):
rmmap.enter_assembler_writing()
try:
mc = InstrBuilder()
mc.MOV_rr(r.x0.value, r.sp.value)
mc.RET_r(r.lr.value)
return mc.materialize(self.cpu, [])
finally:
rmmap.leave_assembler_writing()
def get_alignment_requirements(self):
return 16
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