[clang] [CIR][NFC] Add infrastructure for handling X86 builtins (PR #164465)

[LLVM Continuous Integration via cfe-commits]

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `sanitizer-x86_64-linux-android` running on `sanitizer-buildbot-android` while building `clang` at step 2 "annotate".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/186/builds/13355

<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)
...
[       OK ] AddressSanitizer.AtoiAndFriendsOOBTest (2220 ms)
[ RUN      ] AddressSanitizer.HasFeatureAddressSanitizerTest
[       OK ] AddressSanitizer.HasFeatureAddressSanitizerTest (0 ms)
[ RUN      ] AddressSanitizer.CallocReturnsZeroMem
[       OK ] AddressSanitizer.CallocReturnsZeroMem (12 ms)
[ DISABLED ] AddressSanitizer.DISABLED_TSDTest
[ RUN      ] AddressSanitizer.IgnoreTest
[       OK ] AddressSanitizer.IgnoreTest (0 ms)
[ RUN      ] AddressSanitizer.SignalTest
[       OK ] AddressSanitizer.SignalTest (197 ms)
[ RUN      ] AddressSanitizer.ReallocTest
[       OK ] AddressSanitizer.ReallocTest (53 ms)
[ RUN      ] AddressSanitizer.WrongFreeTest
[       OK ] AddressSanitizer.WrongFreeTest (120 ms)
[ RUN      ] AddressSanitizer.LongJmpTest
[       OK ] AddressSanitizer.LongJmpTest (0 ms)
[ RUN      ] AddressSanitizer.ThreadStackReuseTest
[       OK ] AddressSanitizer.ThreadStackReuseTest (6 ms)
[ DISABLED ] AddressSanitizer.DISABLED_MemIntrinsicUnalignedAccessTest
[ DISABLED ] AddressSanitizer.DISABLED_LargeFunctionSymbolizeTest
[ DISABLED ] AddressSanitizer.DISABLED_MallocFreeUnwindAndSymbolizeTest
[ RUN      ] AddressSanitizer.UseThenFreeThenUseTest
[       OK ] AddressSanitizer.UseThenFreeThenUseTest (126 ms)
[ RUN      ] AddressSanitizer.FileNameInGlobalReportTest
[       OK ] AddressSanitizer.FileNameInGlobalReportTest (117 ms)
[ DISABLED ] AddressSanitizer.DISABLED_StressStackReuseAndExceptionsTest
[ RUN      ] AddressSanitizer.MlockTest
[       OK ] AddressSanitizer.MlockTest (0 ms)
[ DISABLED ] AddressSanitizer.DISABLED_DemoThreadedTest
[ DISABLED ] AddressSanitizer.DISABLED_DemoStackTest
[ DISABLED ] AddressSanitizer.DISABLED_DemoThreadStackTest
[ DISABLED ] AddressSanitizer.DISABLED_DemoUAFLowIn
[ DISABLED ] AddressSanitizer.DISABLED_DemoUAFLowLeft
[ DISABLED ] AddressSanitizer.DISABLED_DemoUAFLowRight
[ DISABLED ] AddressSanitizer.DISABLED_DemoUAFHigh
[ DISABLED ] AddressSanitizer.DISABLED_DemoOOM
[ DISABLED ] AddressSanitizer.DISABLED_DemoDoubleFreeTest
[ DISABLED ] AddressSanitizer.DISABLED_DemoNullDerefTest
[ DISABLED ] AddressSanitizer.DISABLED_DemoFunctionStaticTest
[ DISABLED ] AddressSanitizer.DISABLED_DemoTooMuchMemoryTest
[ RUN      ] AddressSanitizer.LongDoubleNegativeTest
[       OK ] AddressSanitizer.LongDoubleNegativeTest (0 ms)
[----------] 19 tests from AddressSanitizer (28111 ms total)

[----------] Global test environment tear-down
[==========] 22 tests from 2 test suites ran. (28115 ms total)
[  PASSED  ] 22 tests.

  YOU HAVE 1 DISABLED TEST

Step 24 (run instrumented asan tests [aarch64/aosp_coral-userdebug/AOSP.MASTER]) failure: run instrumented asan tests [aarch64/aosp_coral-userdebug/AOSP.MASTER] (failure)
...
[ RUN      ] AddressSanitizer.HasFeatureAddressSanitizerTest
[       OK ] AddressSanitizer.HasFeatureAddressSanitizerTest (0 ms)
[ RUN      ] AddressSanitizer.CallocReturnsZeroMem
[       OK ] AddressSanitizer.CallocReturnsZeroMem (8 ms)
[ DISABLED ] AddressSanitizer.DISABLED_TSDTest
[ RUN      ] AddressSanitizer.IgnoreTest
[       OK ] AddressSanitizer.IgnoreTest (0 ms)
[ RUN      ] AddressSanitizer.SignalTest
[       OK ] AddressSanitizer.SignalTest (318 ms)
[ RUN      ] AddressSanitizer.ReallocTest
[       OK ] AddressSanitizer.ReallocTest (20 ms)
[ RUN      ] AddressSanitizer.WrongFreeTest
[       OK ] AddressSanitizer.WrongFreeTest (255 ms)
[ RUN      ] AddressSanitizer.LongJmpTest
[       OK ] AddressSanitizer.LongJmpTest (0 ms)
[ RUN      ] AddressSanitizer.ThreadStackReuseTest
[       OK ] AddressSanitizer.ThreadStackReuseTest (1 ms)
[ DISABLED ] AddressSanitizer.DISABLED_MemIntrinsicUnalignedAccessTest
[ DISABLED ] AddressSanitizer.DISABLED_LargeFunctionSymbolizeTest
[ DISABLED ] AddressSanitizer.DISABLED_MallocFreeUnwindAndSymbolizeTest
[ RUN      ] AddressSanitizer.UseThenFreeThenUseTest
[       OK ] AddressSanitizer.UseThenFreeThenUseTest (292 ms)
[ RUN      ] AddressSanitizer.FileNameInGlobalReportTest
[       OK ] AddressSanitizer.FileNameInGlobalReportTest (307 ms)
[ DISABLED ] AddressSanitizer.DISABLED_StressStackReuseAndExceptionsTest
[ RUN      ] AddressSanitizer.MlockTest
[       OK ] AddressSanitizer.MlockTest (0 ms)
[ DISABLED ] AddressSanitizer.DISABLED_DemoThreadedTest
[ DISABLED ] AddressSanitizer.DISABLED_DemoStackTest
[ DISABLED ] AddressSanitizer.DISABLED_DemoThreadStackTest
[ DISABLED ] AddressSanitizer.DISABLED_DemoUAFLowIn
[ DISABLED ] AddressSanitizer.DISABLED_DemoUAFLowLeft
[ DISABLED ] AddressSanitizer.DISABLED_DemoUAFLowRight
[ DISABLED ] AddressSanitizer.DISABLED_DemoUAFHigh
[ DISABLED ] AddressSanitizer.DISABLED_DemoOOM
[ DISABLED ] AddressSanitizer.DISABLED_DemoDoubleFreeTest
[ DISABLED ] AddressSanitizer.DISABLED_DemoNullDerefTest
[ DISABLED ] AddressSanitizer.DISABLED_DemoFunctionStaticTest
[ DISABLED ] AddressSanitizer.DISABLED_DemoTooMuchMemoryTest
[ RUN      ] AddressSanitizer.LongDoubleNegativeTest
[       OK ] AddressSanitizer.LongDoubleNegativeTest (0 ms)
[----------] 19 tests from AddressSanitizer (71472 ms total)

[----------] Global test environment tear-down
[==========] 22 tests from 2 test suites ran. (71486 ms total)
[  PASSED  ] 22 tests.

  YOU HAVE 1 DISABLED TEST

Serial 17031FQCB00176

```

</details>

https://github.com/llvm/llvm-project/pull/164465