[llvm] [ORC] Align ExecutorSimpleMemoryManager w/ orc_rt::SimpleNativeMemoryMap (PR #163693)

[LLVM Continuous Integration via llvm-commits]

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `sanitizer-ppc64le-linux` running on `ppc64le-sanitizer` while building `llvm` at step 2 "annotate".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/72/builds/15496

<details>
<summary>Here is the relevant piece of the build log for the reference</summary>

```
Step 2 (annotate) failure: 'python ../sanitizer_buildbot/sanitizers/zorg/buildbot/builders/sanitizers/buildbot_selector.py' (failure) (timed out)
...
PASS: ScudoStandalone-Unit :: ./ScudoUnitTest-powerpc64le-Test/289/335 (2619 of 2628)
PASS: ThreadSanitizer-powerpc64le :: real_deadlock_detector_stress_test.cpp (2620 of 2628)
PASS: ThreadSanitizer-powerpc64le :: deep_stack1.cpp (2621 of 2628)
PASS: ThreadSanitizer-powerpc64le :: Linux/fork_multithreaded4.cpp (2622 of 2628)
PASS: ThreadSanitizer-powerpc64le :: bench_threads.cpp (2623 of 2628)
PASS: ThreadSanitizer-powerpc64le :: restore_stack.cpp (2624 of 2628)
PASS: ThreadSanitizer-powerpc64le :: deadlock_detector_stress_test.cpp (2625 of 2628)
PASS: SanitizerCommon-lsan-powerpc64le-Linux :: Linux/signal_segv_handler.cpp (2626 of 2628)
PASS: SanitizerCommon-msan-powerpc64le-Linux :: Linux/signal_segv_handler.cpp (2627 of 2628)
PASS: SanitizerCommon-tsan-powerpc64le-Linux :: Linux/signal_segv_handler.cpp (2628 of 2628)
command timed out: 1800 seconds without output running [b'python', b'../sanitizer_buildbot/sanitizers/zorg/buildbot/builders/sanitizers/buildbot_selector.py'], attempting to kill
process killed by signal 9
program finished with exit code -1
elapsedTime=3717.123257
Step 9 (test compiler-rt debug) failure: test compiler-rt debug (failure)
...
PASS: ThreadSanitizer-powerpc64le :: ignore_lib4.cpp (2584 of 2628)
PASS: ThreadSanitizer-powerpc64le :: force_background_thread.cpp (2585 of 2628)
PASS: ScudoStandalone-Unit :: ./ScudoUnitTest-powerpc64le-Test/100/335 (2586 of 2628)
PASS: ScudoStandalone-Unit :: ./ScudoUnitTest-powerpc64le-Test/105/335 (2587 of 2628)
PASS: ScudoStandalone-Unit :: ./ScudoUnitTest-powerpc64le-Test/106/335 (2588 of 2628)
PASS: ScudoStandalone-Unit :: ./ScudoUnitTest-powerpc64le-Test/184/335 (2589 of 2628)
PASS: ThreadSanitizer-powerpc64le :: mutex_cycle2.c (2590 of 2628)
PASS: ThreadSanitizer-powerpc64le :: mutex_cycle_long.c (2591 of 2628)
PASS: ThreadSanitizer-powerpc64le :: lots_of_threads.c (2592 of 2628)
PASS: ScudoStandalone-Unit :: ./ScudoUnitTest-powerpc64le-Test/103/335 (2593 of 2628)
PASS: ScudoStandalone-Unit :: ./ScudoUnitTest-powerpc64le-Test/109/335 (2594 of 2628)
PASS: ScudoStandalone-Unit :: ./ScudoUnitTest-powerpc64le-Test/107/335 (2595 of 2628)
PASS: ThreadSanitizer-powerpc64le :: atomic_free.cpp (2596 of 2628)
PASS: SanitizerCommon-tsan-powerpc64le-Linux :: max_allocation_size.cpp (2597 of 2628)
PASS: ScudoStandalone-Unit :: ./ScudoUnitTest-powerpc64le-Test/110/335 (2598 of 2628)
PASS: ScudoStandalone-Unit :: ./ScudoUnitTest-powerpc64le-Test/97/335 (2599 of 2628)
PASS: ScudoStandalone-Unit :: ./ScudoUnitTest-powerpc64le-Test/104/335 (2600 of 2628)
PASS: ThreadSanitizer-powerpc64le :: dl_iterate_phdr.cpp (2601 of 2628)
PASS: ScudoStandalone-Unit :: ./ScudoUnitTest-powerpc64le-Test/101/335 (2602 of 2628)
PASS: ThreadSanitizer-powerpc64le :: simple_stack.c (2603 of 2628)
PASS: ScudoStandalone-Unit :: ./ScudoUnitTest-powerpc64le-Test/98/335 (2604 of 2628)
PASS: ScudoStandalone-Unit :: ./ScudoUnitTest-powerpc64le-Test/111/335 (2605 of 2628)
PASS: ScudoStandalone-Unit :: ./ScudoUnitTest-powerpc64le-Test/99/335 (2606 of 2628)
PASS: ThreadSanitizer-powerpc64le :: global_race.cpp (2607 of 2628)
PASS: ScudoStandalone-Unit :: ./ScudoUnitTest-powerpc64le-Test/108/335 (2608 of 2628)
PASS: ThreadSanitizer-powerpc64le :: large_malloc_meta.cpp (2609 of 2628)
PASS: ScudoStandalone-Unit :: ./ScudoUnitTest-powerpc64le-Test/102/335 (2610 of 2628)
PASS: ThreadSanitizer-powerpc64le :: stress.cpp (2611 of 2628)
PASS: MemorySanitizer-POWERPC64LE :: chained_origin_limits.cpp (2612 of 2628)
PASS: ThreadSanitizer-powerpc64le :: unaligned_race.cpp (2613 of 2628)
PASS: ScudoStandalone-Unit :: ./ScudoUnitTest-powerpc64le-Test/288/335 (2614 of 2628)
PASS: ThreadSanitizer-powerpc64le :: signal_thread.cpp (2615 of 2628)
PASS: MemorySanitizer-POWERPC64LE :: allocator_padding.cpp (2616 of 2628)
PASS: SanitizerCommon-tsan-powerpc64le-Linux :: compress_stack_depot.cpp (2617 of 2628)
PASS: Profile-powerpc64le :: Posix/instrprof-value-prof-shared.test (2618 of 2628)
PASS: ScudoStandalone-Unit :: ./ScudoUnitTest-powerpc64le-Test/289/335 (2619 of 2628)
PASS: ThreadSanitizer-powerpc64le :: real_deadlock_detector_stress_test.cpp (2620 of 2628)
PASS: ThreadSanitizer-powerpc64le :: deep_stack1.cpp (2621 of 2628)
PASS: ThreadSanitizer-powerpc64le :: Linux/fork_multithreaded4.cpp (2622 of 2628)
PASS: ThreadSanitizer-powerpc64le :: bench_threads.cpp (2623 of 2628)
PASS: ThreadSanitizer-powerpc64le :: restore_stack.cpp (2624 of 2628)
PASS: ThreadSanitizer-powerpc64le :: deadlock_detector_stress_test.cpp (2625 of 2628)
PASS: SanitizerCommon-lsan-powerpc64le-Linux :: Linux/signal_segv_handler.cpp (2626 of 2628)
PASS: SanitizerCommon-msan-powerpc64le-Linux :: Linux/signal_segv_handler.cpp (2627 of 2628)
PASS: SanitizerCommon-tsan-powerpc64le-Linux :: Linux/signal_segv_handler.cpp (2628 of 2628)

command timed out: 1800 seconds without output running [b'python', b'../sanitizer_buildbot/sanitizers/zorg/buildbot/builders/sanitizers/buildbot_selector.py'], attempting to kill
process killed by signal 9
program finished with exit code -1
elapsedTime=3717.123257

```

</details>

https://github.com/llvm/llvm-project/pull/163693