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import sys
import pytest
from rpython.rtyper.lltypesystem import rffi, lltype
from rpython.jit.backend.llsupport.codemap import CodemapStorage, \
CodemapBuilder, unpack_traceback, find_codemap_at_addr
NULL = lltype.nullptr(rffi.CArray(lltype.Signed))
def test_register_codemap():
codemap = CodemapStorage()
codemap.setup()
codemap.register_codemap((100, 20, [13, 14, 15]))
codemap.register_codemap((300, 30, [16, 17, 18]))
codemap.register_codemap((200, 100, [19, 20, 21, 22, 23]))
#
raw100 = find_codemap_at_addr(100, NULL)
assert find_codemap_at_addr(119, NULL) == raw100
assert not find_codemap_at_addr(120, NULL)
#
raw200 = find_codemap_at_addr(200, NULL)
assert raw200 != raw100
assert find_codemap_at_addr(299, NULL) == raw200
#
raw300 = find_codemap_at_addr(329, NULL)
assert raw300 != raw100 and raw300 != raw200
assert find_codemap_at_addr(300, NULL) == raw300
#
codemap.free()
@pytest.mark.skipif(sys.platform=='win32', reason='codemap unused, and long/Signed confusion on win64')
def test_free_with_alignment():
codemap = CodemapStorage()
codemap.setup()
builder = CodemapBuilder()
builder.enter_portal_frame(23, 34, 0)
builder.enter_portal_frame(45, 56, 20)
codemap.register_codemap(builder.get_final_bytecode(200, 100))
assert unpack_traceback(215) == [34]
assert unpack_traceback(225) == [34, 56]
codemap.free_asm_block(190, 310) # a bit larger
assert unpack_traceback(215) == []
assert unpack_traceback(225) == []
codemap.free()
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