Only use coresimd when codegen_backend is LLVM
This commit is contained in:
parent
c7c534fa0e
commit
a5330415aa
|
@ -107,6 +107,13 @@ fn main() {
|
|||
env::join_paths(&dylib_path).unwrap());
|
||||
let mut maybe_crate = None;
|
||||
|
||||
// Don't use metadata only backend for snapshot compiler, because it may be broken
|
||||
if env::var("RUSTC_SHOULD_USE_METADATA_ONLY_BACKEND").is_ok() && stage != "0" {
|
||||
//cmd.arg("-Zcodegen-backend=metadata_only");
|
||||
} else {
|
||||
cmd.arg("--cfg").arg("codegen_backend=\"llvm\"");
|
||||
}
|
||||
|
||||
// Print backtrace in case of ICE
|
||||
if env::var("RUSTC_BACKTRACE_ON_ICE").is_ok() && env::var("RUST_BACKTRACE").is_err() {
|
||||
cmd.env("RUST_BACKTRACE", "1");
|
||||
|
|
|
@ -747,6 +747,10 @@ impl<'a> Builder<'a> {
|
|||
stage = compiler.stage;
|
||||
}
|
||||
|
||||
if self.config.rust_codegen_backends.is_empty() {
|
||||
cargo.env("RUSTC_SHOULD_USE_METADATA_ONLY_BACKEND", "1");
|
||||
}
|
||||
|
||||
let mut extra_args = env::var(&format!("RUSTFLAGS_STAGE_{}", stage)).unwrap_or_default();
|
||||
if stage != 0 {
|
||||
let s = env::var("RUSTFLAGS_STAGE_NOT_0").unwrap_or_default();
|
||||
|
|
|
@ -241,12 +241,13 @@ macro_rules! vector_impl { ($([$f:ident, $($args:tt)*]),*) => { $($f!($($args)*)
|
|||
#[path = "../stdsimd/coresimd/mod.rs"]
|
||||
#[allow(missing_docs, missing_debug_implementations, dead_code, unused_imports)]
|
||||
#[unstable(feature = "stdsimd", issue = "48556")]
|
||||
#[cfg(not(stage0))] // allow changes to how stdsimd works in stage0
|
||||
// allow changes to how stdsimd works in stage0 and don't use whithout LLVM
|
||||
#[cfg(all(not(stage0), codegen_backend="llvm"))]
|
||||
mod coresimd;
|
||||
|
||||
#[unstable(feature = "stdsimd", issue = "48556")]
|
||||
#[cfg(not(stage0))]
|
||||
#[cfg(all(not(stage0), codegen_backend="llvm"))]
|
||||
pub use coresimd::simd;
|
||||
#[stable(feature = "simd_arch", since = "1.27.0")]
|
||||
#[cfg(not(stage0))]
|
||||
#[cfg(all(not(stage0), codegen_backend="llvm"))]
|
||||
pub use coresimd::arch;
|
||||
|
|
|
@ -1418,6 +1418,18 @@ pub fn default_configuration(sess: &Session) -> ast::CrateConfig {
|
|||
if sess.opts.crate_types.contains(&CrateTypeProcMacro) {
|
||||
ret.insert((Symbol::intern("proc_macro"), None));
|
||||
}
|
||||
/*if nightly_options::is_nightly_build() {
|
||||
let backend_name = sess.opts
|
||||
.debugging_opts
|
||||
.codegen_backend
|
||||
.as_ref()
|
||||
.map(|s| s as &str)
|
||||
.unwrap_or("llvm");
|
||||
ret.insert((
|
||||
Symbol::intern("codegen_backend"),
|
||||
Some(Symbol::intern(backend_name)),
|
||||
));
|
||||
}*/
|
||||
return ret;
|
||||
}
|
||||
|
||||
|
|
|
@ -523,22 +523,22 @@ pub mod rt;
|
|||
#[path = "../stdsimd/stdsimd/mod.rs"]
|
||||
#[allow(missing_debug_implementations, missing_docs, dead_code)]
|
||||
#[unstable(feature = "stdsimd", issue = "48556")]
|
||||
#[cfg(all(not(stage0), not(test)))]
|
||||
#[cfg(all(not(stage0), not(test), codegen_backend="llvm"))]
|
||||
mod stdsimd;
|
||||
|
||||
// A "fake" module needed by the `stdsimd` module to compile, not actually
|
||||
// exported though.
|
||||
#[cfg(not(stage0))]
|
||||
#[cfg(all(not(stage0), codegen_backend="llvm"))]
|
||||
mod coresimd {
|
||||
pub use core::arch;
|
||||
pub use core::simd;
|
||||
}
|
||||
|
||||
#[unstable(feature = "stdsimd", issue = "48556")]
|
||||
#[cfg(all(not(stage0), not(test)))]
|
||||
#[cfg(all(not(stage0), not(test), codegen_backend="llvm"))]
|
||||
pub use stdsimd::simd;
|
||||
#[stable(feature = "simd_arch", since = "1.27.0")]
|
||||
#[cfg(all(not(stage0), not(test)))]
|
||||
#[cfg(all(not(stage0), not(test), codegen_backend="llvm"))]
|
||||
pub use stdsimd::arch;
|
||||
|
||||
// Include a number of private modules that exist solely to provide
|
||||
|
|
Loading…
Reference in New Issue