55 lines
1.9 KiB
Rust
55 lines
1.9 KiB
Rust
//! Make sure that cross-language LTO works on riscv targets,
|
|
//! which requires extra `target-abi` metadata to be emitted.
|
|
//@ needs-force-clang-based-tests
|
|
//@ needs-llvm-components riscv
|
|
|
|
//@ needs-force-clang-based-tests
|
|
// FIXME(#126180): This test can only run on `x86_64-gnu-debug`, because that CI job sets
|
|
// RUSTBUILD_FORCE_CLANG_BASED_TESTS and only runs tests which contain "clang" in their
|
|
// name.
|
|
// However, this test does not run at all as its name does not contain "clang".
|
|
|
|
use std::path::PathBuf;
|
|
use std::process::{Command, Output};
|
|
use std::{env, str};
|
|
|
|
use run_make_support::{bin_name, clang, llvm_readobj, rustc};
|
|
|
|
fn check_target(target: &str, clang_target: &str, carch: &str, is_double_float: bool) {
|
|
eprintln!("Checking target {target}");
|
|
// Rust part
|
|
rustc()
|
|
.input("riscv-xlto.rs")
|
|
.crate_type("rlib")
|
|
.target(target)
|
|
.panic("abort")
|
|
.linker_plugin_lto("on")
|
|
.run();
|
|
// C part
|
|
clang()
|
|
.target(clang_target)
|
|
.arch(carch)
|
|
.lto("thin")
|
|
.use_ld("lld")
|
|
.no_stdlib()
|
|
.out_exe("riscv-xlto")
|
|
.input("cstart.c")
|
|
.input("libriscv_xlto.rlib")
|
|
.run();
|
|
|
|
// Check that the built binary has correct float abi
|
|
let executable = bin_name("riscv-xlto");
|
|
let output = llvm_readobj().input(&executable).file_header().run();
|
|
let stdout = String::from_utf8_lossy(&output.stdout);
|
|
eprintln!("obj:\n{}", stdout);
|
|
|
|
assert!(!(is_double_float ^ stdout.contains("EF_RISCV_FLOAT_ABI_DOUBLE")));
|
|
}
|
|
|
|
fn main() {
|
|
check_target("riscv64gc-unknown-linux-gnu", "riscv64-linux-gnu", "rv64gc", true);
|
|
check_target("riscv64imac-unknown-none-elf", "riscv64-unknown-elf", "rv64imac", false);
|
|
check_target("riscv32imac-unknown-none-elf", "riscv32-unknown-elf", "rv32imac", false);
|
|
check_target("riscv32gc-unknown-linux-gnu", "riscv32-linux-gnu", "rv32gc", true);
|
|
}
|