[llvm] [MachineScheduler] Convert some of the debug prints into using LDBG. NFC (PR #161997)

Sat Oct 4 23:23:06 PDT 2025

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `llvm-clang-x86_64-win-fast` running on `as-builder-3` while building `llvm` at step 6 "build-unified-tree".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/2/builds/35393

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

```
Step 6 (build-unified-tree) failure: build (failure)
...
[1917/4313] Building CXX object lib\Object\CMakeFiles\LLVMObject.dir\SymbolicFile.cpp.obj
[1918/4313] Building CXX object lib\ObjectYAML\CMakeFiles\LLVMObjectYAML.dir\ArchiveEmitter.cpp.obj
[1919/4313] Building CXX object lib\ObjectYAML\CMakeFiles\LLVMObjectYAML.dir\ArchiveYAML.cpp.obj
[1920/4313] Building CXX object lib\Object\CMakeFiles\LLVMObject.dir\ELFObjectFile.cpp.obj
[1921/4313] Building CXX object lib\Debuginfod\CMakeFiles\LLVMDebuginfod.dir\HTTPClient.cpp.obj
[1922/4313] Building CXX object lib\Object\CMakeFiles\LLVMObject.dir\IRObjectFile.cpp.obj
[1923/4313] Building CXX object lib\Object\CMakeFiles\LLVMObject.dir\ObjectFile.cpp.obj
[1924/4313] Building CXX object lib\Object\CMakeFiles\LLVMObject.dir\TapiUniversal.cpp.obj
[1925/4313] Building CXX object lib\Object\CMakeFiles\LLVMObject.dir\XCOFFObjectFile.cpp.obj
[1926/4313] Building CXX object lib\CodeGen\CMakeFiles\LLVMCodeGen.dir\MachineScheduler.cpp.obj
FAILED: lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/MachineScheduler.cpp.obj 
C:\ninja\ccache.exe C:\PROGRA~1\MICROS~2\2022\COMMUN~1\VC\Tools\MSVC\1444~1.352\bin\Hostx64\x64\cl.exe  /nologo /TP -DGTEST_HAS_RTTI=0 -DUNICODE -D_CRT_NONSTDC_NO_DEPRECATE -D_CRT_NONSTDC_NO_WARNINGS -D_CRT_SECURE_NO_DEPRECATE -D_CRT_SECURE_NO_WARNINGS -D_HAS_EXCEPTIONS=0 -D_SCL_SECURE_NO_DEPRECATE -D_SCL_SECURE_NO_WARNINGS -D_UNICODE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -IC:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\build\lib\CodeGen -IC:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\llvm\lib\CodeGen -IC:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\build\include -IC:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\llvm\include /DWIN32 /D_WINDOWS   /Zc:inline /Zc:preprocessor /Zc:__cplusplus /Oi /bigobj /permissive- /W4 -wd4141 -wd4146 -wd4244 -wd4267 -wd4291 -wd4351 -wd4456 -wd4457 -wd4458 -wd4459 -wd4503 -wd4624 -wd4722 -wd4100 -wd4127 -wd4512 -wd4505 -wd4610 -wd4510 -wd4702 -wd4245 -wd4706 -wd4310 -wd4701 -wd4703 -wd4389 -wd4611 -wd4805 -wd4204 -wd4577 -wd4091 -wd4592 -wd4319 -wd4709 -wd5105 -wd4324 -wd4251 -wd4275 -w14062 -we4238 /Gw /O2 /Ob2 /DNDEBUG -MD  /EHs-c- /GR- -std:c++17 /showIncludes /Folib\CodeGen\CMakeFiles\LLVMCodeGen.dir\MachineScheduler.cpp.obj /Fdlib\CodeGen\CMakeFiles\LLVMCodeGen.dir\LLVMCodeGen.pdb /FS -c C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\llvm\lib\CodeGen\MachineScheduler.cpp
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\llvm\lib\CodeGen\MachineScheduler.cpp(3355): error C2039: 'getResourceName': is not a member of 'llvm::TargetSchedModel'
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\llvm\include\llvm/CodeGen/TargetSchedule.h(31): note: see declaration of 'llvm::TargetSchedModel'
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\llvm\lib\CodeGen\MachineScheduler.cpp(3358): error C2039: 'getResourceName': is not a member of 'llvm::TargetSchedModel'
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\llvm\include\llvm/CodeGen/TargetSchedule.h(31): note: see declaration of 'llvm::TargetSchedModel'
[1927/4313] Building CXX object lib\Object\CMakeFiles\LLVMObject.dir\WindowsResource.cpp.obj
[1928/4313] Building CXX object lib\Debuginfod\CMakeFiles\LLVMDebuginfod.dir\BuildIDFetcher.cpp.obj
[1929/4313] Building CXX object lib\DebugInfo\DWARF\CMakeFiles\LLVMDebugInfoDWARF.dir\DWARFAddressRange.cpp.obj
[1930/4313] Building CXX object lib\DebugInfo\DWARF\CMakeFiles\LLVMDebugInfoDWARF.dir\DWARFCFIPrinter.cpp.obj
[1931/4313] Building CXX object lib\Debuginfod\CMakeFiles\LLVMDebuginfod.dir\HTTPServer.cpp.obj
[1932/4313] Building CXX object lib\DebugInfo\DWARF\CMakeFiles\LLVMDebugInfoDWARF.dir\DWARFAbbreviationDeclaration.cpp.obj
[1933/4313] Building CXX object lib\Object\CMakeFiles\LLVMObject.dir\RelocationResolver.cpp.obj
[1934/4313] Building CXX object lib\DebugInfo\DWARF\CMakeFiles\LLVMDebugInfoDWARF.dir\DWARFCompileUnit.cpp.obj
[1935/4313] Building CXX object lib\Debuginfod\CMakeFiles\LLVMDebuginfod.dir\Debuginfod.cpp.obj
[1936/4313] Building CXX object lib\ObjectYAML\CMakeFiles\LLVMObjectYAML.dir\GOFFYAML.cpp.obj
[1937/4313] Building CXX object lib\Object\CMakeFiles\LLVMObject.dir\MachOUniversalWriter.cpp.obj
[1938/4313] Building CXX object lib\ObjectYAML\CMakeFiles\LLVMObjectYAML.dir\CodeViewYAMLTypeHashing.cpp.obj
[1939/4313] Building CXX object lib\ObjectYAML\CMakeFiles\LLVMObjectYAML.dir\WasmYAML.cpp.obj
[1940/4313] Building CXX object lib\Object\CMakeFiles\LLVMObject.dir\OffloadBinary.cpp.obj
[1941/4313] Building CXX object lib\Object\CMakeFiles\LLVMObject.dir\RecordStreamer.cpp.obj
[1942/4313] Building CXX object lib\Object\CMakeFiles\LLVMObject.dir\ModuleSymbolTable.cpp.obj
[1943/4313] Building CXX object lib\Object\CMakeFiles\LLVMObject.dir\OffloadBundle.cpp.obj
[1944/4313] Building CXX object lib\ObjectYAML\CMakeFiles\LLVMObjectYAML.dir\MinidumpEmitter.cpp.obj
[1945/4313] Building CXX object lib\ObjectYAML\CMakeFiles\LLVMObjectYAML.dir\OffloadYAML.cpp.obj
[1946/4313] Building CXX object lib\ObjectYAML\CMakeFiles\LLVMObjectYAML.dir\YAML.cpp.obj
[1947/4313] Building CXX object lib\ObjectYAML\CMakeFiles\LLVMObjectYAML.dir\COFFYAML.cpp.obj
[1948/4313] Building CXX object lib\ObjectYAML\CMakeFiles\LLVMObjectYAML.dir\DWARFEmitter.cpp.obj
[1949/4313] Building CXX object lib\ObjectYAML\CMakeFiles\LLVMObjectYAML.dir\MinidumpYAML.cpp.obj
[1950/4313] Building CXX object lib\ObjectYAML\CMakeFiles\LLVMObjectYAML.dir\XCOFFYAML.cpp.obj
[1951/4313] Building CXX object lib\ObjectYAML\CMakeFiles\LLVMObjectYAML.dir\CodeViewYAMLDebugSections.cpp.obj
[1952/4313] Building CXX object lib\ObjectYAML\CMakeFiles\LLVMObjectYAML.dir\DXContainerYAML.cpp.obj
[1953/4313] Building CXX object lib\ObjectYAML\CMakeFiles\LLVMObjectYAML.dir\DWARFYAML.cpp.obj
[1954/4313] Building CXX object lib\ObjectYAML\CMakeFiles\LLVMObjectYAML.dir\CodeViewYAMLSymbols.cpp.obj
[1955/4313] Building CXX object lib\ObjectYAML\CMakeFiles\LLVMObjectYAML.dir\ELFEmitter.cpp.obj
[1956/4313] Building CXX object lib\ObjectYAML\CMakeFiles\LLVMObjectYAML.dir\CodeViewYAMLTypes.cpp.obj
[1957/4313] Building CXX object lib\ObjectYAML\CMakeFiles\LLVMObjectYAML.dir\MachOEmitter.cpp.obj
[1958/4313] Building CXX object lib\ObjectYAML\CMakeFiles\LLVMObjectYAML.dir\WasmEmitter.cpp.obj
[1959/4313] Building CXX object lib\ObjectYAML\CMakeFiles\LLVMObjectYAML.dir\ObjectYAML.cpp.obj

```

</details>

https://github.com/llvm/llvm-project/pull/161997