源码编译llvm

下载源码

yeqiang@yeqiang-MS-7B23:~/Downloads/src$ git clone --depth=1 -b 7cbf1a2 https://github.com/llvm/llvm-project
正克隆到 'llvm-project'...
warning: 不能发现要克隆的远程分支 7cbf1a2。
fatal: 远程分支 7cbf1a2 在上游 origin 未发现
yeqiang@yeqiang-MS-7B23:~/Downloads/src$ git clone --depth=1 -b llvmorg-16.0.6 https://github.com/llvm/llvm-project
正克隆到 'llvm-project'...
remote: Enumerating objects: 132947, done.
remote: Counting objects: 100% (132947/132947), done.
remote: Compressing objects: 100% (107072/107072), done.
remote: Total 132947 (delta 28313), reused 67422 (delta 21784), pack-reused 0
接收对象中: 100% (132947/132947), 187.34 MiB | 961.00 KiB/s, 完成.
处理 delta 中: 100% (28313/28313), 完成.
注意：正在切换到 '7cbf1a2591520c2491aa35339f227775f4d3adf6'。您正处于分离头指针状态。您可以查看、做试验性的修改及提交，并且您可以在切换
回一个分支时，丢弃在此状态下所做的提交而不对分支造成影响。如果您想要通过创建分支来保留在此状态下所做的提交，您可以通过在 switch 命令
中添加参数 -c 来实现（现在或稍后）。例如：git switch -c <新分支名>或者撤销此操作：git switch -通过将配置变量 advice.detachedHead 设置为 false 来关闭此建议正在更新文件: 100% (126307/126307), 完成.

编译安装llvm

yeqiang@yeqiang-MS-7B23:~/Downloads/src/llvm-project$ mkdir build
yeqiang@yeqiang-MS-7B23:~/Downloads/src/llvm-project$ cd build/
yeqiang@yeqiang-MS-7B23:~/Downloads/src/llvm-project/build$ cmake ../llvm -DCMAKE_BUILD_TYPE=Release
yeqiang@yeqiang-MS-7B23:~/Downloads/src/llvm-project/build$ make -j4
yeqiang@yeqiang-MS-7B23:~/Downloads/src/llvm-project/build$ sudo make install

编译安装clang

yeqiang@yeqiang-MS-7B23:~/Downloads/src/llvm-project$ mkdir build-clang
yeqiang@yeqiang-MS-7B23:~/Downloads/src/llvm-project$ cd build-clang/
yeqiang@yeqiang-MS-7B23:~/Downloads/src/llvm-project/build-clang$ cmake ../clang
yeqiang@yeqiang-MS-7B23:~/Downloads/src/llvm-project/build-clang$ make -j6
yeqiang@yeqiang-MS-7B23:~/Downloads/src/llvm-project/build-clang$ sudo make install

编译安装openmp

yeqiang@yeqiang-MS-7B23:~/Downloads/src/llvm-project$ mkdir build-openmp
yeqiang@yeqiang-MS-7B23:~/Downloads/src/llvm-project$ cd build-openmp/
yeqiang@yeqiang-MS-7B23:~/Downloads/src/llvm-project/build-openmp$ cmake ../openmp/
yeqiang@yeqiang-MS-7B23:~/Downloads/src/llvm-project/build-openmp$ make -j6
yeqiang@yeqiang-MS-7B23:~/Downloads/src/llvm-project/build-openmp$ sudo make install

x86_64 编译intrate,intspeed

gcc-llvm-intrate-intspeed.patch 内容

*** Example-gcc-linux-x86.cfg	Fri May  4 20:53:19 2018
--- gcc-llvm.cfg	Wed Jul 26 15:43:37 2023
*************** default:
*** 145,153 ****preENV_LD_LIBRARY_PATH  = %{gcc_dir}/lib64/:%{gcc_dir}/lib/:/lib64#preENV_LD_LIBRARY_PATH  = %{gcc_dir}/lib64/:%{gcc_dir}/lib/:/lib64:%{ENV_LD_LIBRARY_PATH}SPECLANG                = %{gcc_dir}/bin/
!    CC                      = $(SPECLANG)gcc     -std=c99   %{model}
!    CXX                     = $(SPECLANG)g++     -std=c++03 %{model}
!    FC                      = $(SPECLANG)gfortran           %{model}# How to say "Show me your version, please"CC_VERSION_OPTION       = -vCXX_VERSION_OPTION      = -v
--- 145,153 ----preENV_LD_LIBRARY_PATH  = %{gcc_dir}/lib64/:%{gcc_dir}/lib/:/lib64#preENV_LD_LIBRARY_PATH  = %{gcc_dir}/lib64/:%{gcc_dir}/lib/:/lib64:%{ENV_LD_LIBRARY_PATH}SPECLANG                = %{gcc_dir}/bin/
!    CC                      = /usr/local/bin/clang   %{model}
!    CXX                     = /usr/local/bin/clang++ %{model}
!    FC                      = gfortran               %{model}# How to say "Show me your version, please"CC_VERSION_OPTION       = -vCXX_VERSION_OPTION      = -v
*************** default:               # data model appl
*** 184,193 ****
--- 184,201 ----%endifPORTABILITY    = -DSPEC_%{os}_%{suffix}+ # lex.expryy.cc:816:2: error: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
+ 520.omnetpp_r:
+    CXXPORTABILITY  = -Wno-error=register
+ 521.wrf_r,621.wrf_s:  #lang='F,C'CPORTABILITY  = -DSPEC_CASE_FLAGFPORTABILITY  = -fconvert=big-endian+ # process *** Error building 525.x264_r base
+ 525.x264_r:
+    CPORTABILITY  = -fcommon
+ 523.xalancbmk_r,623.xalancbmk_s:  #lang='CXX'PORTABILITY   = -DSPEC_%{os}*************** default:               # data model appl
*** 197,206 ****
--- 205,232 ----527.cam4_r,627.cam4_s:  #lang='F,C'PORTABILITY   = -DSPEC_CASE_FLAG+ # *** Error building 620.omnetpp_s base
+ 620.omnetpp_s:
+    CXXPORTABILITY  = -Wno-error=register
+ 
+ # *** Error building 625.x264_s base, /usr/bin/ld: DWARF error: invalid or unhandled FORM value: 0x22
+ 625.x264_s:
+    PORTABILITY   = -fcommon
+ 628.pop2_s:  #lang='F,C'CPORTABILITY    = -DSPEC_CASE_FLAGFPORTABILITY    = -fconvert=big-endian+ # Build errors for fprate: 521.wrf_r(base; CE),  527.cam4_r(base; CE) Error: Type mismatch between actual argument
+ 521.wrf_r:
+    FPORTABILITY   = -fallow-argument-mismatch
+ 527.cam4_r:
+    FPORTABILITY   = -fallow-argument-mismatch
+ # 526.blender_r(base; CE) error: call to undeclared function 'kill'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
+ # error: unknown type name 'mode_t'; did you mean '__mode_t'
+ 526.blender_r:
+    PORTABILITY   = -Wno-error,-Wno-sign-conversion -Wno-sign-conversion -Wno-constant-conversion-Wno-implicit-function-declaration -Wno-int-conversion
+   #-------- Tuning Flags common to Base and Peak --------------------------------*************** default:               # data model appl
*** 234,240 ****#                   switches here.  See also 'About the -fno switches' below.#default=base:         # flags for all base
!    OPTIMIZE       = -g -O3 -march=native -fno-unsafe-math-optimizations  -fno-tree-loop-vectorizeintrate,intspeed=base: # flags for integer baseEXTRA_COPTIMIZE = -fno-strict-aliasing -fgnu89-inline
--- 260,266 ----#                   switches here.  See also 'About the -fno switches' below.#default=base:         # flags for all base
!    OPTIMIZE       = -g -O3 -march=native -fno-unsafe-math-optimizationsintrate,intspeed=base: # flags for integer baseEXTRA_COPTIMIZE = -fno-strict-aliasing -fgnu89-inline

打补丁，编译

cd /opt/cpu2017/
cd config
cp Example-gcc-linux-x86.cfg gcc-llvm.cfg
patch -p0 < ../gcc-llvm-intrate-intspeed.patch
cd /opt/cpu2017
runcpu -c gcc-llvm.cfg --action build intrate intspeed

编译成功日志

root@yeqiang-MS-7B23:/opt/cpu2017/config# cd /opt/cpu2017/
root@yeqiang-MS-7B23:/opt/cpu2017# source shrc
root@yeqiang-MS-7B23:/opt/cpu2017# runcpu -c gcc-llvm.cfg --action build intrate intspeed
SPEC CPU(r) 2017 Benchmark Suites
Copyright 1995-2017 Standard Performance Evaluation Corporation (SPEC)runcpu v5825
Using 'linux-x86_64' tools
Reading file manifests... read 32272 entries from 2 files in 0.08s (403885 files/s)
Loading runcpu modules.................
Locating benchmarks...found 47 benchmarks in 53 benchsets.
Reading config file '/opt/cpu2017/config/gcc-llvm.cfg'
2 configurations selected:Action   Benchmarks
------   ----------------------------------------------------------------------
build    intrate                                                               
build    intspeed                                                              
-------------------------------------------------------------------------------Setting up environment for running intrate...
Starting runcpu for intrate...
Running "specperl /opt/cpu2017/bin/sysinfo" to gather system information.
sysinfo: r5974 of 2018-05-19 (9bcde8f2999c33d61f64985e45859ea9)
sysinfo: Getting system information for Linux...
sysinfo: ...getting CPU info
sysinfo: ...getting info from numactl
sysinfo: ...getting memory info
sysinfo: ...getting OS info
sysinfo: ...getting CPU vulnerability status from the kernel
sysinfo: ...getting disk info
sysinfo: ...trying to get DIMM info from dmidecode
Retrieving flags file (/opt/cpu2017/config/flags/gcc.xml)...
Benchmarks selected: 500.perlbench_r, 502.gcc_r, 505.mcf_r, 520.omnetpp_r, 523.xalancbmk_r, 525.x264_r, 531.deepsjeng_r, 541.leela_r, 548.exchange2_r, 557.xz_r, 999.specrand_ir
Compiling BinariesBuilding 500.perlbench_r base mytest-m64: (build_base_mytest-m64.0000) [2023-07-26 15:45:24]Building 502.gcc_r base mytest-m64: (build_base_mytest-m64.0000) [2023-07-26 15:46:03]Building 505.mcf_r base mytest-m64: (build_base_mytest-m64.0000) [2023-07-26 15:50:02]Building 520.omnetpp_r base mytest-m64: (build_base_mytest-m64.0000) [2023-07-26 15:50:04]Building 523.xalancbmk_r base mytest-m64: (build_base_mytest-m64.0000) [2023-07-26 15:55:30]Building 525.x264_r base mytest-m64: (build_base_mytest-m64.0000) [2023-07-26 16:07:21]Building 531.deepsjeng_r base mytest-m64: (build_base_mytest-m64.0000) [2023-07-26 16:07:46]Building 541.leela_r base mytest-m64: (build_base_mytest-m64.0000) [2023-07-26 16:07:55]Building 548.exchange2_r base mytest-m64: (build_base_mytest-m64.0000) [2023-07-26 16:08:38]Building 557.xz_r base mytest-m64: (build_base_mytest-m64.0000) [2023-07-26 16:08:47]Building 999.specrand_ir base mytest-m64: (build_base_mytest-m64.0000) [2023-07-26 16:08:53]Build successes for intrate: 500.perlbench_r(base), 502.gcc_r(base), 505.mcf_r(base), 520.omnetpp_r(base), 523.xalancbmk_r(base), 525.x264_r(base), 531.deepsjeng_r(base), 541.leela_r(base), 548.exchange2_r(base), 557.xz_r(base), 999.specrand_ir(base)
Build errors for intrate: NoneBuild Complete
-------------------------------------------------------------------------------Setting up environment for running intspeed...
Starting runcpu for intspeed...
Running "specperl /opt/cpu2017/bin/sysinfo" to gather system information.
sysinfo: r5974 of 2018-05-19 (9bcde8f2999c33d61f64985e45859ea9)
sysinfo: Getting system information for Linux...
sysinfo: ...getting CPU info
sysinfo: ...getting info from numactl
sysinfo: ...getting memory info
sysinfo: ...getting OS info
sysinfo: ...getting CPU vulnerability status from the kernel
sysinfo: ...getting disk info
sysinfo: ...trying to get DIMM info from dmidecode
Retrieving flags file (/opt/cpu2017/config/flags/gcc.xml)...
Benchmarks selected: 600.perlbench_s, 602.gcc_s, 605.mcf_s, 620.omnetpp_s, 623.xalancbmk_s, 625.x264_s, 631.deepsjeng_s, 641.leela_s, 648.exchange2_s, 657.xz_s, 998.specrand_is
Compiling BinariesBuilding 600.perlbench_s base mytest-m64: (build_base_mytest-m64.0000) [2023-07-26 16:08:55]Building 602.gcc_s base mytest-m64: (build_base_mytest-m64.0000) [2023-07-26 16:09:35]Building 605.mcf_s base mytest-m64: (build_base_mytest-m64.0000) [2023-07-26 16:13:38]Building 620.omnetpp_s base mytest-m64: (build_base_mytest-m64.0001) [2023-07-26 16:13:40]Building 623.xalancbmk_s base mytest-m64: (build_base_mytest-m64.0001) [2023-07-26 16:19:12]Building 625.x264_s base mytest-m64: (build_base_mytest-m64.0000) [2023-07-26 16:30:56]Building 631.deepsjeng_s base mytest-m64: (build_base_mytest-m64.0000) [2023-07-26 16:31:20]Building 641.leela_s base mytest-m64: (build_base_mytest-m64.0000) [2023-07-26 16:31:29]Building 648.exchange2_s base mytest-m64: (build_base_mytest-m64.0000) [2023-07-26 16:32:11]Building 657.xz_s base mytest-m64: (build_base_mytest-m64.0000) [2023-07-26 16:32:20]Building 998.specrand_is base mytest-m64: (build_base_mytest-m64.0000) [2023-07-26 16:32:26]Build successes for intspeed: 600.perlbench_s(base), 602.gcc_s(base), 605.mcf_s(base), 620.omnetpp_s(base), 623.xalancbmk_s(base), 625.x264_s(base), 631.deepsjeng_s(base), 641.leela_s(base), 648.exchange2_s(base), 657.xz_s(base), 998.specrand_is(base)
Build errors for intspeed: NoneBuild Complete
The log for this run is in /opt/cpu2017/result/CPU2017.031.logruncpu finished at 2023-07-26 16:32:28; 2825 total seconds elapsed