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The test run-make/amdgpu-kd has an issue where rust-lld will sometimes fail with error 0xc0000374 (STATUS_HEAP_CORRUPTION).
27 lines
1.0 KiB
Rust
27 lines
1.0 KiB
Rust
// On the amdhsa OS, the host runtime (HIP or HSA) expects a kernel descriptor object for each
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// kernel in the ELF file. The amdgpu LLVM backend generates the object. It is created as a symbol
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// with the name of the kernel plus a .kd suffix.
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// Check that the produced object has the .kd symbol exported.
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//@ needs-llvm-components: amdgpu
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//@ needs-rust-lld
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use run_make_support::targets::is_windows_gnu;
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use run_make_support::{llvm_readobj, rustc};
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fn main() {
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// FIXME(#115985): rust-lld on gnu targets may spuriously fail with
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// STATUS_HEAP_CORRUPTION (0xc0000374).
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// To try to mitigate this we pass --threads=1 to the linker.
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let extra_args: &[&str] = if is_windows_gnu() { &["-C", "link-arg=--threads=1"] } else { &[] };
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rustc()
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.crate_name("foo")
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.target("amdgcn-amd-amdhsa")
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.arg("-Ctarget-cpu=gfx900")
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.args(&extra_args)
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.crate_type("cdylib")
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.input("foo.rs")
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.run();
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llvm_readobj().input("foo.elf").symbols().run().assert_stdout_contains("kernel.kd");
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}
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