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dump the elf shared object into the debug output directory (#119)

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Signed-off-by: Cyrill Leutwiler <bigcyrill@hotmail.com>
This commit is contained in:
Cyrill Leutwiler
2024-11-21 21:48:42 +01:00
committed by GitHub
parent 89ddfb28c8
commit 87f2bcefb3
5 changed files with 26 additions and 9 deletions
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crates/linker/src/lib.rs
+2 -7
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@@ -29,7 +29,7 @@ fn invoke_lld(cmd_args: &[&str]) -> bool {
unsafe { LLDELFLink(args.as_ptr(), args.len()) == 0 }
}
fn polkavm_linker<T: AsRef<[u8]>>(code: T) -> anyhow::Result<Vec<u8>> {
pub fn polkavm_linker<T: AsRef<[u8]>>(code: T) -> anyhow::Result<Vec<u8>> {
let mut config = polkavm_linker::Config::default();
config.set_strip(true);
config.set_optimize(true);
@@ -79,10 +79,5 @@ pub fn link<T: AsRef<[u8]>>(input: T) -> anyhow::Result<Vec<u8>> {
return Err(anyhow::anyhow!("ld.lld failed"));
}
if env::var("PVM_LINKER_DUMP_SO").is_ok() {
fs::copy(&output_path, "/tmp/out.so")?;
};
let blob = fs::read(&output_path)?;
polkavm_linker(blob)
Ok(fs::read(&output_path)?)
}