def test_blockbuildermixin(translated=True):
mc = BlockBuilderMixin(translated)
writtencode = []
for i in range(mc.SUBBLOCK_SIZE * 2 + 3):
assert mc.get_relative_pos() == i
mc.writechar(chr(i % 255))
writtencode.append(chr(i % 255))
if translated:
assert mc._cursubindex == 3
assert mc._cursubblock
assert mc._cursubblock.prev
assert mc._cursubblock.prev.prev
assert not mc._cursubblock.prev.prev.prev
#
for i in range(0, mc.SUBBLOCK_SIZE * 2 + 3, 2):
mc.overwrite(i, chr((i + 63) % 255))
writtencode[i] = chr((i + 63) % 255)
#
p = lltype.malloc(rffi.CCHARP.TO, mc.SUBBLOCK_SIZE * 2 + 3, flavor='raw')
addr = rffi.cast(lltype.Signed, p)
mc.copy_to_raw_memory(addr)
#
for i in range(mc.SUBBLOCK_SIZE * 2 + 3):
assert p[i] == writtencode[i]
#
debug._log = debug.DebugLog()
try:
mc._dump(addr, 'test-logname-section')
log = list(debug._log)
finally:
debug._log = None
encoded = ''.join(writtencode).encode('hex').upper()
ataddr = '@%x' % addr
assert log == [('test-logname-section',
[('debug_print', 'SYS_EXECUTABLE', '??'),
('debug_print', 'CODE_DUMP', ataddr, '+0 ', encoded)])]
lltype.free(p, flavor='raw')
def test_blockbuildermixin(translated=True):
mc = BlockBuilderMixin(translated)
writtencode = []
for i in range(mc.SUBBLOCK_SIZE * 2 + 3):
assert mc.get_relative_pos() == i
mc.writechar(chr(i % 255))
writtencode.append(chr(i % 255))
if translated:
assert mc._cursubindex == 3
assert mc._cursubblock
assert mc._cursubblock.prev
assert mc._cursubblock.prev.prev
assert not mc._cursubblock.prev.prev.prev
#
for i in range(0, mc.SUBBLOCK_SIZE * 2 + 3, 2):
mc.overwrite(i, chr((i + 63) % 255))
writtencode[i] = chr((i + 63) % 255)
#
p = lltype.malloc(rffi.CCHARP.TO, mc.SUBBLOCK_SIZE * 2 + 3, flavor='raw')
addr = rffi.cast(lltype.Signed, p)
mc.copy_to_raw_memory(addr)
#
for i in range(mc.SUBBLOCK_SIZE * 2 + 3):
assert p[i] == writtencode[i]
#
debug._log = debug.DebugLog()
try:
mc._dump(addr, 'test-logname-section')
log = list(debug._log)
finally:
debug._log = None
encoded = ''.join(writtencode).encode('hex').upper()
ataddr = '@%x' % addr
assert log == [('test-logname-section',
[('debug_print', 'SYS_EXECUTABLE', '??'),
('debug_print', 'CODE_DUMP', ataddr, '+0 ', encoded)])]
lltype.free(p, flavor='raw')
def test_insert_gcroot_marker(self):
puts = []
class FakeGcRootMap:
def register_asm_addr(self, retaddr, mark):
puts.append((retaddr, mark))
#
mc = BlockBuilderMixin()
mc.writechar('X')
mc.writechar('x')
mc.insert_gcroot_marker(['a', 'b', 'c', 'd'])
mc.writechar('Y')
mc.writechar('y')
mc.insert_gcroot_marker(['e', 'f', 'g'])
mc.writechar('Z')
mc.writechar('z')
#
gcrootmap = FakeGcRootMap()
allblocks = []
self.HAS_CODEMAP = False
rawstart = mc.materialize(self, allblocks, gcrootmap)
p = rffi.cast(rffi.CArrayPtr(lltype.Char), rawstart)
assert p[0] == 'X'
assert p[1] == 'x'
assert p[2] == 'Y'
assert p[3] == 'y'
assert p[4] == 'Z'
assert p[5] == 'z'
# 'allblocks' should be one block of length 6 + 15
# (15 = alignment - 1) containing the range(rawstart, rawstart + 6)
[(blockstart, blockend)] = allblocks
assert blockend == blockstart + 6 + (mc.ALIGN_MATERIALIZE - 1)
assert blockstart <= rawstart < rawstart + 6 <= blockend
assert puts == [(rawstart + 2, ['a', 'b', 'c', 'd']),
(rawstart + 4, ['e', 'f', 'g'])]
def get_relative_pos(self, break_basic_block=True):
if break_basic_block:
self.forget_scratch_register()
return BlockBuilderMixin.get_relative_pos(self)
def test_insert_gcroot_marker(self):
puts = []
class FakeGcRootMap:
def register_asm_addr(self, retaddr, mark):
puts.append((retaddr, mark))
#
mc = BlockBuilderMixin()
mc.writechar('X')
mc.writechar('x')
mc.insert_gcroot_marker(['a', 'b', 'c', 'd'])
mc.writechar('Y')
mc.writechar('y')
mc.insert_gcroot_marker(['e', 'f', 'g'])
mc.writechar('Z')
mc.writechar('z')
#
gcrootmap = FakeGcRootMap()
allblocks = []
rawstart = mc.materialize(self.memmgr, allblocks, gcrootmap)
p = rffi.cast(rffi.CArrayPtr(lltype.Char), rawstart)
assert p[0] == 'X'
assert p[1] == 'x'
assert p[2] == 'Y'
assert p[3] == 'y'
assert p[4] == 'Z'
assert p[5] == 'z'
# 'allblocks' should be one block of length 6 + 15
# (15 = alignment - 1) containing the range(rawstart, rawstart + 6)
[(blockstart, blockend)] = allblocks
assert blockend == blockstart + 6 + (mc.ALIGN_MATERIALIZE - 1)
assert blockstart <= rawstart < rawstart + 6 <= blockend
assert puts == [(rawstart + 2, ['a', 'b', 'c', 'd']),
(rawstart + 4, ['e', 'f', 'g'])]
def test_insert_gcroot_marker(self):
puts = []
class FakeGcRootMap:
def register_asm_addr(self, retaddr, mark):
puts.append((retaddr, mark))
#
mc = BlockBuilderMixin()
mc.writechar('X')
mc.writechar('x')
mc.insert_gcroot_marker(['a', 'b', 'c', 'd'])
mc.writechar('Y')
mc.writechar('y')
mc.insert_gcroot_marker(['e', 'f', 'g'])
mc.writechar('Z')
mc.writechar('z')
#
gcrootmap = FakeGcRootMap()
allblocks = []
rawstart = mc.materialize(self.memmgr, allblocks, gcrootmap)
p = rffi.cast(rffi.CArrayPtr(lltype.Char), rawstart)
assert p[0] == 'X'
assert p[1] == 'x'
assert p[2] == 'Y'
assert p[3] == 'y'
assert p[4] == 'Z'
assert p[5] == 'z'
assert allblocks == [(rawstart, rawstart + 6)]
assert puts == [(rawstart + 2, ['a', 'b', 'c', 'd']),
(rawstart + 4, ['e', 'f', 'g'])]
def test_insert_gcroot_marker(self):
puts = []
class FakeGcRootMap:
def register_asm_addr(self, retaddr, mark):
puts.append((retaddr, mark))
#
mc = BlockBuilderMixin()
mc.writechar('X')
mc.writechar('x')
mc.insert_gcroot_marker(['a', 'b', 'c', 'd'])
mc.writechar('Y')
mc.writechar('y')
mc.insert_gcroot_marker(['e', 'f', 'g'])
mc.writechar('Z')
mc.writechar('z')
#
gcrootmap = FakeGcRootMap()
allblocks = []
rawstart = mc.materialize(self.memmgr, allblocks, gcrootmap)
p = rffi.cast(rffi.CArrayPtr(lltype.Char), rawstart)
assert p[0] == 'X'
assert p[1] == 'x'
assert p[2] == 'Y'
assert p[3] == 'y'
assert p[4] == 'Z'
assert p[5] == 'z'
assert allblocks == [(rawstart, rawstart + 6)]
assert puts == [(rawstart + 2, ['a', 'b', 'c', 'd']),
(rawstart + 4, ['e', 'f', 'g'])]