[llvm] set cmakelists init (PR #181077)

[via llvm-commits]

llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-third-party-benchmark

Author: Q (StarryCSF)

<details>
<summary>Changes</summary>



---
Full diff: https://github.com/llvm/llvm-project/pull/181077.diff


3 Files Affected:

- (modified) .gitignore (+3) 
- (modified) llvm/CMakeLists.txt (+4-20) 
- (modified) third-party/benchmark/CMakeLists.txt (+2-2) 


``````````diff
diff --git a/.gitignore b/.gitignore
index 860b8ea12abd4..0d463e53e37b0 100644
--- a/.gitignore
+++ b/.gitignore
@@ -9,6 +9,7 @@
 #==============================================================================#
 # File extensions to be ignored anywhere in the tree.
 #==============================================================================#
+llvm/build-*
 # Temp files created by most text editors.
 *~
 # Merge files created by git.
@@ -78,3 +79,5 @@ pythonenv*
 /clang/utils/analyzer/projects/*/RefScanBuildResults
 # automodapi puts generated documentation files here.
 /lldb/docs/python_api/
+
+/llvm/study*
\ No newline at end of file
diff --git a/llvm/CMakeLists.txt b/llvm/CMakeLists.txt
index c450ee5a3d72e..1c559de867795 100644
--- a/llvm/CMakeLists.txt
+++ b/llvm/CMakeLists.txt
@@ -3,6 +3,8 @@ cmake_minimum_required(VERSION 3.20.0)
 
 include(CMakeDependentOption)
 
+set(CMAKE_BUILD_TYPE Debug)
+
 set(LLVM_COMMON_CMAKE_UTILS ${CMAKE_CURRENT_SOURCE_DIR}/../cmake)
 include(${LLVM_COMMON_CMAKE_UTILS}/Modules/CMakePolicy.cmake
   NO_POLICY_SCOPE)
@@ -109,7 +111,7 @@ endif()
 # This allows an easy way of setting up a build directory for llvm and another
 # one for llvm+clang+... using the same sources.
 # These projects will be included when "all" is included in LLVM_ENABLE_PROJECTS.
-set(LLVM_ALL_PROJECTS "bolt;clang;clang-tools-extra;compiler-rt;cross-project-tests;libclc;lld;lldb;mlir;openmp;polly")
+set(LLVM_ALL_PROJECTS "clang;clang-tools-extra;")
 if ("${CMAKE_SYSTEM_NAME}" MATCHES "AIX")
   # Disallow 'openmp' as a LLVM PROJECT on AIX as the supported way is to use
   # LLVM_ENABLE_RUNTIMES.
@@ -528,26 +530,8 @@ set(LLVM_INCLUDE_DIR ${CMAKE_CURRENT_BINARY_DIR}/include)
 
 # List of all targets to be built by default:
 set(LLVM_ALL_TARGETS
-  AArch64
-  AMDGPU
-  ARM
-  AVR
-  BPF
-  Hexagon
-  Lanai
-  LoongArch
-  Mips
-  MSP430
-  NVPTX
-  PowerPC
   RISCV
-  Sparc
-  SPIRV
-  SystemZ
-  VE
-  WebAssembly
   X86
-  XCore
   )
 
 set(LLVM_ALL_EXPERIMENTAL_TARGETS
@@ -559,7 +543,7 @@ set(LLVM_ALL_EXPERIMENTAL_TARGETS
 )
 
 # List of targets with JIT support:
-set(LLVM_TARGETS_WITH_JIT X86 PowerPC AArch64 ARM Mips SystemZ)
+set(LLVM_TARGETS_WITH_JIT X86)
 
 set(LLVM_TARGETS_TO_BUILD "all"
     CACHE STRING "Semicolon-separated list of targets to build, or \"all\".")
diff --git a/third-party/benchmark/CMakeLists.txt b/third-party/benchmark/CMakeLists.txt
index d9bcc6a4939be..b950b90e98bfc 100644
--- a/third-party/benchmark/CMakeLists.txt
+++ b/third-party/benchmark/CMakeLists.txt
@@ -321,8 +321,8 @@ endif()
 
 cxx_feature_check(STEADY_CLOCK)
 # Ensure we have pthreads
-set(THREADS_PREFER_PTHREAD_FLAG ON)
-find_package(Threads REQUIRED)
+set(THREADS_PREFER_PTHREAD_FLAG OFF)
+# find_package(Threads REQUIRED)
 cxx_feature_check(PTHREAD_AFFINITY)
 
 if (BENCHMARK_ENABLE_LIBPFM)

``````````

</details>


https://github.com/llvm/llvm-project/pull/181077