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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
commit | 698f8c2f01ea549d77d7dc3338a12e04c11057b9 (patch) | |
tree | 173a775858bd501c378080a10dca74132f05bc50 /compiler/rustc_target/src/spec/bpf_base.rs | |
parent | Initial commit. (diff) | |
download | rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.tar.xz rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.zip |
Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'compiler/rustc_target/src/spec/bpf_base.rs')
-rw-r--r-- | compiler/rustc_target/src/spec/bpf_base.rs | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/compiler/rustc_target/src/spec/bpf_base.rs b/compiler/rustc_target/src/spec/bpf_base.rs new file mode 100644 index 000000000..3c4da6f88 --- /dev/null +++ b/compiler/rustc_target/src/spec/bpf_base.rs @@ -0,0 +1,25 @@ +use crate::abi::Endian; +use crate::spec::{LinkerFlavor, MergeFunctions, PanicStrategy, TargetOptions}; + +pub fn opts(endian: Endian) -> TargetOptions { + TargetOptions { + allow_asm: true, + endian, + linker_flavor: LinkerFlavor::BpfLinker, + atomic_cas: false, + dynamic_linking: true, + no_builtins: true, + panic_strategy: PanicStrategy::Abort, + position_independent_executables: true, + // Disable MergeFunctions since: + // - older kernels don't support bpf-to-bpf calls + // - on newer kernels, userspace still needs to relocate before calling + // BPF_PROG_LOAD and not all BPF libraries do that yet + merge_functions: MergeFunctions::Disabled, + obj_is_bitcode: true, + requires_lto: false, + singlethread: true, + max_atomic_width: Some(64), + ..Default::default() + } +} |