================
@@ -0,0 +1,130 @@
+"""Test Python APIs for setting, getting, and using address masks."""
+
+import os
+import lldb
+from lldbsuite.test.decorators import *
+from lldbsuite.test.lldbtest import *
+from lldbsuite.test import lldbutil
+
+
+class AddressMasksTestCase(TestBase):
+ NO_DEBUG_INFO_TESTCASE = True
+
+ def reset_all_masks(self, process):
+ process.SetAddressMask(
+ lldb.eAddressMaskTypeAll,
+ lldb.LLDB_INVALID_ADDRESS_MASK,
+ lldb.eAddressMaskRangeAll,
+ )
+
+ def test_address_masks(self):
+ self.build()
+ (target, process, t, bp) = lldbutil.run_to_source_breakpoint(
+ self, "break here", lldb.SBFileSpec("main.c")
+ )
+
+ process.SetAddressableBits(lldb.eAddressMaskTypeAll, 42)
+ self.assertEqual(0x0000029500003F94,
process.FixAddress(0x00265E9500003F94))
+ self.reset_all_masks(process)
+
+ # ~((1ULL<<42)-1) == 0xfffffc0000000000
+ process.SetAddressMask(lldb.eAddressMaskTypeAll, 0xFFFFFC0000000000)
+ self.assertEqual(0x0000029500003F94,
process.FixAddress(0x00265E9500003F94))
+ self.reset_all_masks(process)
+
+ # Check that all bits can pass through unmodified
+ process.SetAddressableBits(lldb.eAddressMaskTypeAll, 64)
+ self.assertEqual(0x00265E9500003F94,
process.FixAddress(0x00265E9500003F94))
+ self.reset_all_masks(process)
+
+ process.SetAddressableBits(
+ lldb.eAddressMaskTypeAll, 42, lldb.eAddressMaskRangeAll
+ )
+ self.assertEqual(0x000002950001F694,
process.FixAddress(0x00265E950001F694))
+ self.assertEqual(0xFFFFFE950000F694,
process.FixAddress(0xFFA65E950000F694))
+ self.reset_all_masks(process)
+
+ # Set a eAddressMaskTypeCode which has the low 3 bits marked as
non-address
+ # bits, confirm that they're cleared by FixAddress.
+ process.SetAddressableBits(
+ lldb.eAddressMaskTypeAll, 42, lldb.eAddressMaskRangeAll
+ )
+ mask = process.GetAddressMask(lldb.eAddressMaskTypeAny)
+ process.SetAddressMask(lldb.eAddressMaskTypeCode, mask | 0x3)
+ process.SetAddressMask(lldb.eAddressMaskTypeCode, 0xFFFFFC0000000003)
----------------
DavidSpickett wrote:
These two lines do the same thing?
https://github.com/llvm/llvm-project/pull/83663
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