Auto merge of #128700 - Oneirical:i-ffind-these-tests-quite-simdple, … · rust-lang/rust@25f4a4f (original) (raw)
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// Using SIMD types in a program with foreign-function interfaces used to result in an ICE
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// (internal compiler error). Since this was fixed in #21233, it should be checked that
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// compilation of SIMD and FFI together should be successful on all the most common
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// architectures.
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// Note that this test does not check linking or binary execution.
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// 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() {
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let mut targets = Vec::new();
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// arm-specific targets.
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if llvm_components_contain("arm") {
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targets.append(&mut vec![
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"arm-linux-androideabi".to_owned(),
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"arm-unknown-linux-gnueabihf".to_owned(),
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"arm-unknown-linux-gnueabi".to_owned(),
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]);
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}
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let mut x86_archs = Vec::new();
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if llvm_components_contain("x86") {
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x86_archs.append(&mut vec!["i686", "x86_64"]);
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}
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// Linux has all x86 targets, plus aarch64 and mips.
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let mut extra_targets = x86_archs.clone();
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if llvm_components_contain("aarch64") {
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extra_targets.push("aarch64");
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}
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if llvm_components_contain("mips") {
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extra_targets.append(&mut vec!["mips", "mipsel"]);
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}
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for target in extra_targets {
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let linux = format!("{target}-unknown-linux-gnu");
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targets.push(linux);
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}
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// Windows and Darwin (OSX) only receive x86 targets.
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let extra_targets = x86_archs.clone();
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for target in extra_targets {
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let windows = format!("{target}-pc-windows-gnu");
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let darwin = format!("{target}-apple-darwin");
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targets.push(windows);
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targets.push(darwin);
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}
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for target in targets {
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// compile the rust file to the given target, but only to asm and IR
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// form, to avoid having to have an appropriate linker.
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//
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// we need some features because the integer SIMD instructions are not
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// enabled by-default for i686 and ARM; these features will be invalid
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// on some platforms, but LLVM just prints a warning so that's fine for
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// now.
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rustc()
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.target(&target)
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.emit("llvm-ir,asm")
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.input("simd.rs")
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.arg("-Ctarget-feature=+neon,+sse")
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.arg(&format!("-Cextra-filename=-{target}"))
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.run();
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}
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}
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