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Add OwnedTargetMachine to manage llvm:TargetMachine. Uses pointers

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instead of &'static mut and provides safe interface to create/dispose
it.
This commit is contained in:
Florian Schmiderer 2023-09-17 14:40:22 +02:00
parent fc61fabc24
commit 3409ca65d8
7 changed files with 148 additions and 40 deletions
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6
compiler/rustc_codegen_llvm/src/llvm_util.rs
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@ -303,7 +303,7 @@ pub fn target_features(sess: &Session, allow_unstable: bool) -> Vec<Symbol> {
// check that all features in a given smallvec are enabled
for llvm_feature in to_llvm_features(sess, feature) {
let cstr = SmallCStr::new(llvm_feature);
if !unsafe { llvm::LLVMRustHasFeature(target_machine, cstr.as_ptr()) } {
if !unsafe { llvm::LLVMRustHasFeature(&target_machine, cstr.as_ptr()) } {
return false;
}
}
@ -422,14 +422,14 @@ pub(crate) fn print(req: &PrintRequest, mut out: &mut dyn PrintBackendInfo, sess
}
unsafe {
llvm::LLVMRustPrintTargetCPUs(
tm,
&tm,
cpu_cstring.as_ptr(),
callback,
&mut out as *mut &mut dyn PrintBackendInfo as *mut c_void,
);
}
}
PrintKind::TargetFeatures => print_target_features(out, sess, tm),
PrintKind::TargetFeatures => print_target_features(out, sess, &tm),
_ => bug!("rustc_codegen_llvm can't handle print request: {:?}", req),
}
}