[Buildroot] [git commit] package/llvm: add BPF backend
From: Arnout Vandecappelle (Essensium/Mind) <hidden>
Date: 2021-06-07 15:17:42
Subsystem:
the rest · Maintainer:
Linus Torvalds
commit: https://git.buildroot.net/buildroot/commit/?id=72e57b7b4bc0efa960dd9c569dd674b0c005fad7 branch: https://git.buildroot.net/buildroot/commit/?id=refs/heads/master bcc is a front-end tool for eBPF : https://github.com/iovisor/bcc/blob/master/README.md. eBPF is the most powerful Linux tracer, and bcc allows to write eBPF scripts in C and PYTHON3. BCC requires enabling LLVM backend BPF support. Signed-off-by: Jugurtha BELKALEM <redacted> Signed-off-by: Romain Naour <redacted> Tested-by: Qais Yousef <redacted> Reviewed-by: Qais Yousef <redacted> Cc: Qais Yousef <redacted> Signed-off-by: Arnout Vandecappelle (Essensium/Mind) <redacted> --- package/llvm/Config.in | 6 ++++++ package/llvm/llvm.mk | 5 +++++ 2 files changed, 11 insertions(+)
diff --git a/package/llvm/Config.in b/package/llvm/Config.in
index 1d21d879da..6ec2ffcfe6 100644
--- a/package/llvm/Config.in
+++ b/package/llvm/Config.in@@ -47,6 +47,12 @@ config BR2_PACKAGE_LLVM_RTTI https://llvm.org/docs/HowToSetUpLLVMStyleRTTI.html +config BR2_PACKAGE_LLVM_BPF + bool "BPF backend" + help + Build BPF target. Select this option if you are going + to install bcc on the target. + endif comment "llvm needs a toolchain w/ wchar, threads, C++, gcc >= 4.8, dynamic library"
diff --git a/package/llvm/llvm.mk b/package/llvm/llvm.mk
index 7d60fe7f8c..6c721c30b9 100644
--- a/package/llvm/llvm.mk
+++ b/package/llvm/llvm.mk@@ -62,6 +62,11 @@ ifeq ($(BR2_PACKAGE_LLVM_AMDGPU),y) LLVM_TARGETS_TO_BUILD += AMDGPU endif +# Build BPF backend +ifeq ($(BR2_PACKAGE_LLVM_BPF),y) +LLVM_TARGETS_TO_BUILD += BPF +endif + # Use native llvm-tblgen from host-llvm (needed for cross-compilation) LLVM_CONF_OPTS += -DLLVM_TABLEGEN=$(HOST_DIR)/bin/llvm-tblgen