[llvm] Revert "Add HexagonGlobalScheduler pass (#180803)" (PR #181418)

[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/17250

<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)
...
UNSUPPORTED: SanitizerCommon-lsan-powerpc64le-Linux :: Posix/nl_langinfo.cpp (2988 of 5307)
PASS: Profile-powerpc64le :: Linux/instrprof-comdat.test (2989 of 5307)
PASS: SanitizerCommon-asan-powerpc64le-Linux :: Linux/sem_init_glibc.cpp (2990 of 5307)
PASS: SanitizerCommon-lsan-powerpc64le-Linux :: Linux/sched_getparam.cpp (2991 of 5307)
PASS: SanitizerCommon-asan-powerpc64le-Linux :: Posix/print-module-map.cpp (2992 of 5307)
PASS: Profile-powerpc64le :: instrprof-write-file-atexit-explicitly.c (2993 of 5307)
PASS: Profile-powerpc64le :: instrprof-override-filename-with-env.c (2994 of 5307)
PASS: SanitizerCommon-asan-powerpc64le-Linux :: wctomb.c (2995 of 5307)
PASS: Profile-powerpc64le :: instrprof-gcov-exceptions.test (2996 of 5307)
PASS: SanitizerCommon-lsan-powerpc64le-Linux :: Linux/new_delete_test.cpp (2997 of 5307)
FAIL: SanitizerCommon-asan-powerpc64le-Linux :: Linux/getpwnam_r_invalid_user.cpp (2998 of 5307)
******************** TEST 'SanitizerCommon-asan-powerpc64le-Linux :: Linux/getpwnam_r_invalid_user.cpp' FAILED ********************
Exit Code: -6

Command Output (stdout):
--
# RUN: at line 2
/home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/build_default/./bin/clang  --driver-mode=g++ -gline-tables-only -fsanitize=address  -m64 -fno-function-sections -funwind-tables  -I/home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/llvm-project/compiler-rt/test -ldl -O0 -g /home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/llvm-project/compiler-rt/test/sanitizer_common/TestCases/Linux/getpwnam_r_invalid_user.cpp -o /home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/build_default/runtimes/runtimes-bins/compiler-rt/test/sanitizer_common/asan-powerpc64le-Linux/Linux/Output/getpwnam_r_invalid_user.cpp.tmp &&  /home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/build_default/runtimes/runtimes-bins/compiler-rt/test/sanitizer_common/asan-powerpc64le-Linux/Linux/Output/getpwnam_r_invalid_user.cpp.tmp
# executed command: /home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/build_default/./bin/clang --driver-mode=g++ -gline-tables-only -fsanitize=address -m64 -fno-function-sections -funwind-tables -I/home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/llvm-project/compiler-rt/test -ldl -O0 -g /home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/llvm-project/compiler-rt/test/sanitizer_common/TestCases/Linux/getpwnam_r_invalid_user.cpp -o /home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/build_default/runtimes/runtimes-bins/compiler-rt/test/sanitizer_common/asan-powerpc64le-Linux/Linux/Output/getpwnam_r_invalid_user.cpp.tmp
# executed command: /home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/build_default/runtimes/runtimes-bins/compiler-rt/test/sanitizer_common/asan-powerpc64le-Linux/Linux/Output/getpwnam_r_invalid_user.cpp.tmp
# .---command stderr------------
# | Result: 110
# | getpwnam_r_invalid_user.cpp.tmp: /home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/llvm-project/compiler-rt/test/sanitizer_common/TestCases/Linux/getpwnam_r_invalid_user.cpp:19: int main(): Assertion `res == 0 || res == ENOENT' failed.
# `-----------------------------
# error: command failed with exit status: -6

--

********************
PASS: SanitizerCommon-asan-powerpc64le-Linux :: printf-ldbl.c (2999 of 5307)
PASS: Profile-powerpc64le :: ContinuousSyncMode/reset-default-profile.c (3000 of 5307)
PASS: SanitizerCommon-lsan-powerpc64le-Linux :: Linux/get_sock_peer_name.cpp (3001 of 5307)
PASS: SanitizerCommon-lsan-powerpc64le-Linux :: Posix/getrandom.c (3002 of 5307)
PASS: Profile-powerpc64le :: instrprof-groups.c (3003 of 5307)
PASS: SanitizerCommon-lsan-powerpc64le-Linux :: Linux/sysmsg.c (3004 of 5307)
PASS: MemorySanitizer-POWERPC64LE :: mmap_below_shadow.cpp (3005 of 5307)
PASS: SanitizerCommon-asan-powerpc64le-Linux :: symbolize_debug_argv.cpp (3006 of 5307)
PASS: SanitizerCommon-asan-powerpc64le-Linux :: Posix/putc_putchar_unlocked.cpp (3007 of 5307)
UNSUPPORTED: SanitizerCommon-lsan-powerpc64le-Linux :: Posix/sl_add.cpp (3008 of 5307)
UNSUPPORTED: SanitizerCommon-lsan-powerpc64le-Linux :: Posix/strlcat.cpp (3009 of 5307)
UNSUPPORTED: SanitizerCommon-lsan-powerpc64le-Linux :: Posix/strlcpy.cpp (3010 of 5307)
UNSUPPORTED: SanitizerCommon-lsan-powerpc64le-Linux :: Posix/strtonum.cpp (3011 of 5307)
PASS: SanitizerCommon-lsan-powerpc64le-Linux :: Linux/getservent_r.cpp (3012 of 5307)
PASS: SanitizerCommon-asan-powerpc64le-Linux :: strstr.c (3013 of 5307)
UNSUPPORTED: SanitizerCommon-lsan-powerpc64le-Linux :: Posix/sysctl.cpp (3014 of 5307)
PASS: SanitizerCommon-lsan-powerpc64le-Linux :: Linux/prctl.cpp (3015 of 5307)
PASS: Profile-powerpc64le :: Linux/extern_template.test (3016 of 5307)
UNSUPPORTED: SanitizerCommon-lsan-powerpc64le-Linux :: Posix/vis.cpp (3017 of 5307)
PASS: Profile-powerpc64le :: Posix/instrprof-dynamic-two-shared.test (3018 of 5307)
Step 12 (test compiler-rt default) failure: test compiler-rt default (failure)
...
UNSUPPORTED: SanitizerCommon-lsan-powerpc64le-Linux :: Posix/nl_langinfo.cpp (2988 of 5307)
PASS: Profile-powerpc64le :: Linux/instrprof-comdat.test (2989 of 5307)
PASS: SanitizerCommon-asan-powerpc64le-Linux :: Linux/sem_init_glibc.cpp (2990 of 5307)
PASS: SanitizerCommon-lsan-powerpc64le-Linux :: Linux/sched_getparam.cpp (2991 of 5307)
PASS: SanitizerCommon-asan-powerpc64le-Linux :: Posix/print-module-map.cpp (2992 of 5307)
PASS: Profile-powerpc64le :: instrprof-write-file-atexit-explicitly.c (2993 of 5307)
PASS: Profile-powerpc64le :: instrprof-override-filename-with-env.c (2994 of 5307)
PASS: SanitizerCommon-asan-powerpc64le-Linux :: wctomb.c (2995 of 5307)
PASS: Profile-powerpc64le :: instrprof-gcov-exceptions.test (2996 of 5307)
PASS: SanitizerCommon-lsan-powerpc64le-Linux :: Linux/new_delete_test.cpp (2997 of 5307)
FAIL: SanitizerCommon-asan-powerpc64le-Linux :: Linux/getpwnam_r_invalid_user.cpp (2998 of 5307)
******************** TEST 'SanitizerCommon-asan-powerpc64le-Linux :: Linux/getpwnam_r_invalid_user.cpp' FAILED ********************
Exit Code: -6

Command Output (stdout):
--
# RUN: at line 2
/home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/build_default/./bin/clang  --driver-mode=g++ -gline-tables-only -fsanitize=address  -m64 -fno-function-sections -funwind-tables  -I/home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/llvm-project/compiler-rt/test -ldl -O0 -g /home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/llvm-project/compiler-rt/test/sanitizer_common/TestCases/Linux/getpwnam_r_invalid_user.cpp -o /home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/build_default/runtimes/runtimes-bins/compiler-rt/test/sanitizer_common/asan-powerpc64le-Linux/Linux/Output/getpwnam_r_invalid_user.cpp.tmp &&  /home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/build_default/runtimes/runtimes-bins/compiler-rt/test/sanitizer_common/asan-powerpc64le-Linux/Linux/Output/getpwnam_r_invalid_user.cpp.tmp
# executed command: /home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/build_default/./bin/clang --driver-mode=g++ -gline-tables-only -fsanitize=address -m64 -fno-function-sections -funwind-tables -I/home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/llvm-project/compiler-rt/test -ldl -O0 -g /home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/llvm-project/compiler-rt/test/sanitizer_common/TestCases/Linux/getpwnam_r_invalid_user.cpp -o /home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/build_default/runtimes/runtimes-bins/compiler-rt/test/sanitizer_common/asan-powerpc64le-Linux/Linux/Output/getpwnam_r_invalid_user.cpp.tmp
# executed command: /home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/build_default/runtimes/runtimes-bins/compiler-rt/test/sanitizer_common/asan-powerpc64le-Linux/Linux/Output/getpwnam_r_invalid_user.cpp.tmp
# .---command stderr------------
# | Result: 110
# | getpwnam_r_invalid_user.cpp.tmp: /home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/llvm-project/compiler-rt/test/sanitizer_common/TestCases/Linux/getpwnam_r_invalid_user.cpp:19: int main(): Assertion `res == 0 || res == ENOENT' failed.
# `-----------------------------
# error: command failed with exit status: -6

--

********************
PASS: SanitizerCommon-asan-powerpc64le-Linux :: printf-ldbl.c (2999 of 5307)
PASS: Profile-powerpc64le :: ContinuousSyncMode/reset-default-profile.c (3000 of 5307)
PASS: SanitizerCommon-lsan-powerpc64le-Linux :: Linux/get_sock_peer_name.cpp (3001 of 5307)
PASS: SanitizerCommon-lsan-powerpc64le-Linux :: Posix/getrandom.c (3002 of 5307)
PASS: Profile-powerpc64le :: instrprof-groups.c (3003 of 5307)
PASS: SanitizerCommon-lsan-powerpc64le-Linux :: Linux/sysmsg.c (3004 of 5307)
PASS: MemorySanitizer-POWERPC64LE :: mmap_below_shadow.cpp (3005 of 5307)
PASS: SanitizerCommon-asan-powerpc64le-Linux :: symbolize_debug_argv.cpp (3006 of 5307)
PASS: SanitizerCommon-asan-powerpc64le-Linux :: Posix/putc_putchar_unlocked.cpp (3007 of 5307)
UNSUPPORTED: SanitizerCommon-lsan-powerpc64le-Linux :: Posix/sl_add.cpp (3008 of 5307)
UNSUPPORTED: SanitizerCommon-lsan-powerpc64le-Linux :: Posix/strlcat.cpp (3009 of 5307)
UNSUPPORTED: SanitizerCommon-lsan-powerpc64le-Linux :: Posix/strlcpy.cpp (3010 of 5307)
UNSUPPORTED: SanitizerCommon-lsan-powerpc64le-Linux :: Posix/strtonum.cpp (3011 of 5307)
PASS: SanitizerCommon-lsan-powerpc64le-Linux :: Linux/getservent_r.cpp (3012 of 5307)
PASS: SanitizerCommon-asan-powerpc64le-Linux :: strstr.c (3013 of 5307)
UNSUPPORTED: SanitizerCommon-lsan-powerpc64le-Linux :: Posix/sysctl.cpp (3014 of 5307)
PASS: SanitizerCommon-lsan-powerpc64le-Linux :: Linux/prctl.cpp (3015 of 5307)
PASS: Profile-powerpc64le :: Linux/extern_template.test (3016 of 5307)
UNSUPPORTED: SanitizerCommon-lsan-powerpc64le-Linux :: Posix/vis.cpp (3017 of 5307)
PASS: Profile-powerpc64le :: Posix/instrprof-dynamic-two-shared.test (3018 of 5307)

```

</details>

https://github.com/llvm/llvm-project/pull/181418