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Diffstat (limited to 'tools/perf/Documentation/Build.txt')
| -rw-r--r-- | tools/perf/Documentation/Build.txt | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/tools/perf/Documentation/Build.txt b/tools/perf/Documentation/Build.txt index 83dc87c662b6..57b226e7fc2f 100644 --- a/tools/perf/Documentation/Build.txt +++ b/tools/perf/Documentation/Build.txt @@ -99,3 +99,18 @@ configuration paths for cross building: In this case, the variable PKG_CONFIG_SYSROOT_DIR can be used alongside the variable PKG_CONFIG_LIBDIR or PKG_CONFIG_PATH to prepend the sysroot path to the library paths for cross compilation. + +5) Build with Clang +=================== +By default, the makefile uses GCC as compiler. With specifying environment +variables HOSTCC, CC and CXX, it allows to build perf with Clang. + +Using Clang for a native build: + + $ HOSTCC=clang CC=clang CXX=clang++ make -C tools/perf + +Specifying ARCH and CROSS_COMPILE for cross compilation: + + $ HOSTCC=clang CC=clang CXX=clang++ \ + ARCH=arm64 CROSS_COMPILE=aarch64-linux-gnu- \ + make -C tools/perf |