bjoernager/rust
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Merge commit '2e8386e9fb' into subtree-update_cg_gcc_2023-11-17

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This commit is contained in:
Antoni Boucher 2023-11-19 13:42:13 -05:00
commit fa696af987
14 changed files with 104 additions and 41 deletions
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28
compiler/rustc_codegen_gcc/src/lib.rs
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@ -39,6 +39,8 @@ extern crate rustc_errors;
extern crate rustc_fluent_macro;
extern crate rustc_fs_util;
extern crate rustc_hir;
#[cfg(feature="master")]
extern crate rustc_interface;
extern crate rustc_macros;
extern crate rustc_metadata;
extern crate rustc_middle;
@ -86,7 +88,7 @@ use std::sync::atomic::Ordering;
use gccjit::{Context, OptimizationLevel};
#[cfg(feature="master")]
use gccjit::TargetInfo;
use gccjit::{TargetInfo, Version};
#[cfg(not(feature="master"))]
use gccjit::CType;
use errors::LTONotSupported;
@ -244,17 +246,33 @@ impl CodegenBackend for GccCodegenBackend {
}
}
fn new_context<'gcc, 'tcx>(tcx: &TyCtxt<'tcx>) -> Context<'gcc> {
let context = Context::default();
if tcx.sess.target.arch == "x86" || tcx.sess.target.arch == "x86_64" {
context.add_command_line_option("-masm=intel");
}
#[cfg(feature="master")]
{
let version = Version::get();
let version = format!("{}.{}.{}", version.major, version.minor, version.patch);
context.set_output_ident(&format!("rustc version {} with libgccjit {}",
rustc_interface::util::rustc_version_str().unwrap_or("unknown version"),
version,
));
}
// TODO(antoyo): check if this should only be added when using -Cforce-unwind-tables=n.
context.add_command_line_option("-fno-asynchronous-unwind-tables");
context
}
impl ExtraBackendMethods for GccCodegenBackend {
fn codegen_allocator<'tcx>(&self, tcx: TyCtxt<'tcx>, module_name: &str, kind: AllocatorKind, alloc_error_handler_kind: AllocatorKind) -> Self::Module {
let mut mods = GccContext {
context: Context::default(),
context: new_context(&tcx),
should_combine_object_files: false,
temp_dir: None,
};
if tcx.sess.target.arch == "x86" || tcx.sess.target.arch == "x86_64" {
mods.context.add_command_line_option("-masm=intel");
}
unsafe { allocator::codegen(tcx, &mut mods, module_name, kind, alloc_error_handler_kind); }
mods
}