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Rollup merge of #128700 - Oneirical:i-ffind-these-tests-quite-simdple…
…, r=jieyouxu Migrate `simd-ffi` `run-make` test to rmake Part of #121876 and the associated [Google Summer of Code project](https://blog.rust-lang.org/2024/05/01/gsoc-2024-selected-projects.html). try-job: x86_64-msvc try-job: x86_64-mingw try-job: i686-msvc try-job: armhf-gnu try-job: test-various try-job: aarch64-apple try-job: x86_64-gnu-llvm-17
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// Using SIMD types in a program with foreign-function interfaces used to result in an ICE | ||
// (internal compiler error). Since this was fixed in #21233, it should be checked that | ||
// compilation of SIMD and FFI together should be successful on all the most common | ||
// architectures. | ||
// Note that this test does not check linking or binary execution. | ||
// See https://github.com/rust-lang/rust/pull/21233 | ||
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use run_make_support::{llvm_components_contain, rustc}; | ||
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fn main() { | ||
let mut targets = Vec::new(); | ||
// arm-specific targets. | ||
if llvm_components_contain("arm") { | ||
targets.append(&mut vec![ | ||
"arm-linux-androideabi".to_owned(), | ||
"arm-unknown-linux-gnueabihf".to_owned(), | ||
"arm-unknown-linux-gnueabi".to_owned(), | ||
]); | ||
} | ||
let mut x86_archs = Vec::new(); | ||
if llvm_components_contain("x86") { | ||
x86_archs.append(&mut vec!["i686", "x86_64"]); | ||
} | ||
// Linux has all x86 targets, plus aarch64 and mips. | ||
let mut extra_targets = x86_archs.clone(); | ||
if llvm_components_contain("aarch64") { | ||
extra_targets.push("aarch64"); | ||
} | ||
if llvm_components_contain("mips") { | ||
extra_targets.append(&mut vec!["mips", "mipsel"]); | ||
} | ||
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for target in extra_targets { | ||
let linux = format!("{target}-unknown-linux-gnu"); | ||
targets.push(linux); | ||
} | ||
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// Windows and Darwin (OSX) only receive x86 targets. | ||
let extra_targets = x86_archs.clone(); | ||
for target in extra_targets { | ||
let windows = format!("{target}-pc-windows-gnu"); | ||
let darwin = format!("{target}-apple-darwin"); | ||
targets.push(windows); | ||
targets.push(darwin); | ||
} | ||
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for target in targets { | ||
// compile the rust file to the given target, but only to asm and IR | ||
// form, to avoid having to have an appropriate linker. | ||
// | ||
// we need some features because the integer SIMD instructions are not | ||
// enabled by-default for i686 and ARM; these features will be invalid | ||
// on some platforms, but LLVM just prints a warning so that's fine for | ||
// now. | ||
rustc() | ||
.target(&target) | ||
.emit("llvm-ir,asm") | ||
.input("simd.rs") | ||
.arg("-Ctarget-feature=+neon,+sse") | ||
.arg(&format!("-Cextra-filename=-{target}")) | ||
.run(); | ||
} | ||
} |