[llvm] [AMDGPU] SelectionDAG divergence tracking should take into account Target divergency. (PR #144947)

[LLVM Continuous Integration via llvm-commits]

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `premerge-monolithic-linux` running on `premerge-linux-1` while building `llvm` at step 7 "test-build-unified-tree-check-all".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/153/builds/36885

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

```
Step 7 (test-build-unified-tree-check-all) failure: test (failure)
...
  CMAKE_Fortran_COMPILER and allow CMake to identify the compiler.
Call Stack (most recent call first):
  /build/buildbot/premerge-monolithic-linux/llvm-project/flang-rt/CMakeLists.txt:32 (CMAKE_FORCE_Fortran_COMPILER)


-- quadmath.h found in Clang's selected GCC installation
-- Configuring done
-- Generating done
-- Build files have been written to: /build/buildbot/premerge-monolithic-linux/build/runtimes/runtimes-bins
12.152 [15/40/155] Building CXX object unittests/Target/AArch64/CMakeFiles/AArch64Tests.dir/AArch64SelectionDAGTest.cpp.o
FAILED: unittests/Target/AArch64/CMakeFiles/AArch64Tests.dir/AArch64SelectionDAGTest.cpp.o 
CCACHE_CPP2=yes CCACHE_HASHDIR=yes CCACHE_SLOPPINESS=pch_defines,time_macros /usr/bin/ccache /usr/bin/clang++ -DGTEST_HAS_RTTI=0 -DLLVM_BUILD_STATIC -D_DEBUG -D_GLIBCXX_ASSERTIONS -D_GNU_SOURCE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/build/buildbot/premerge-monolithic-linux/build/unittests/Target/AArch64 -I/build/buildbot/premerge-monolithic-linux/llvm-project/llvm/unittests/Target/AArch64 -I/build/buildbot/premerge-monolithic-linux/build/include -I/build/buildbot/premerge-monolithic-linux/llvm-project/llvm/include -I/build/buildbot/premerge-monolithic-linux/llvm-project/llvm/lib/Target/AArch64 -I/build/buildbot/premerge-monolithic-linux/build/lib/Target/AArch64 -I/build/buildbot/premerge-monolithic-linux/llvm-project/third-party/unittest/googletest/include -I/build/buildbot/premerge-monolithic-linux/llvm-project/third-party/unittest/googlemock/include -gmlt -fPIC -fno-semantic-interposition -fvisibility-inlines-hidden -Werror=date-time -Werror=unguarded-availability-new -Wall -Wextra -Wno-unused-parameter -Wwrite-strings -Wcast-qual -Wmissing-field-initializers -pedantic -Wno-long-long -Wc++98-compat-extra-semi -Wimplicit-fallthrough -Wcovered-switch-default -Wno-noexcept-type -Wnon-virtual-dtor -Wdelete-non-virtual-dtor -Wsuggest-override -Wstring-conversion -Wmisleading-indentation -Wctad-maybe-unsupported -fdiagnostics-color -ffunction-sections -fdata-sections -O3 -DNDEBUG  -Wno-variadic-macros -Wno-gnu-zero-variadic-macro-arguments -fno-exceptions -funwind-tables -fno-rtti -UNDEBUG -Wno-suggest-override -std=c++17 -MD -MT unittests/Target/AArch64/CMakeFiles/AArch64Tests.dir/AArch64SelectionDAGTest.cpp.o -MF unittests/Target/AArch64/CMakeFiles/AArch64Tests.dir/AArch64SelectionDAGTest.cpp.o.d -o unittests/Target/AArch64/CMakeFiles/AArch64Tests.dir/AArch64SelectionDAGTest.cpp.o -c /build/buildbot/premerge-monolithic-linux/llvm-project/llvm/unittests/Target/AArch64/AArch64SelectionDAGTest.cpp
/build/buildbot/premerge-monolithic-linux/llvm-project/llvm/unittests/Target/AArch64/AArch64SelectionDAGTest.cpp:65:10: error: no matching member function for call to 'init'
    DAG->init(*MF, ORE, nullptr, nullptr, nullptr, nullptr, nullptr, MMI,
    ~~~~~^~~~
/build/buildbot/premerge-monolithic-linux/llvm-project/llvm/include/llvm/CodeGen/SelectionDAG.h:472:17: note: candidate function not viable: requires 10 arguments, but 9 were provided
  LLVM_ABI void init(MachineFunction &NewMF, OptimizationRemarkEmitter &NewORE,
                ^
/build/buildbot/premerge-monolithic-linux/llvm-project/llvm/include/llvm/CodeGen/SelectionDAG.h:478:8: note: candidate function not viable: requires 10 arguments, but 9 were provided
  void init(MachineFunction &NewMF, OptimizationRemarkEmitter &NewORE,
       ^
1 error generated.
17.393 [15/2/193] Building CXX object unittests/Target/AMDGPU/CMakeFiles/AMDGPUTests.dir/PALMetadata.cpp.o
ninja: build stopped: subcommand failed.

```

</details>

https://github.com/llvm/llvm-project/pull/144947