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-rw-r--r--toolchain/Config.in14
1 files changed, 14 insertions, 0 deletions
diff --git a/toolchain/Config.in b/toolchain/Config.in
index a7da2a1f73..366f5c8b48 100644
--- a/toolchain/Config.in
+++ b/toolchain/Config.in
@@ -41,11 +41,17 @@ menuconfig TARGET_OPTIONS
choice BPF_TOOLCHAIN
prompt "BPF toolchain" if DEVEL
default BPF_TOOLCHAIN_BUILD_LLVM if BUILDBOT
+ default BPF_TOOLCHAIN_PREBUILT if HAS_PREBUILT_LLVM_TOOLCHAIN
default BPF_TOOLCHAIN_NONE
config BPF_TOOLCHAIN_NONE
bool "None"
+ config BPF_TOOLCHAIN_PREBUILT
+ bool "Use prebuilt LLVM toolchain"
+ depends on HAS_PREBUILT_LLVM_TOOLCHAIN
+ select USE_LLVM_PREBUILT
+
config BPF_TOOLCHAIN_HOST
select USE_LLVM_HOST
bool "Use host LLVM toolchain"
@@ -298,10 +304,18 @@ config GDB_PYTHON
config HAS_BPF_TOOLCHAIN
bool
+config HAS_PREBUILT_LLVM_TOOLCHAIN
+ def_bool $(shell, [ -f llvm-bpf/.llvm-version ] && echo y || echo n)
+
config USE_LLVM_HOST
select HAS_BPF_TOOLCHAIN
bool
+config USE_LLVM_PREBUILT
+ select HAS_BPF_TOOLCHAIN
+ default y if !DEVEL && !BUILDBOT && HAS_PREBUILT_LLVM_TOOLCHAIN
+ bool
+
config USE_LLVM_BUILD
default y if !DEVEL && BUILDBOT
select HAS_BPF_TOOLCHAIN