bjoernager/rust
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Remove PrintBackendInfo trait

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It is only implemented for a single type. Directly passing this type is
simpler and avoids overhead from indirect calls.
This commit is contained in:
bjorn3 2024-03-30 13:19:58 +00:00
parent e9ea578147
commit 7f445329ec
4 changed files with 31 additions and 47 deletions
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24
compiler/rustc_codegen_llvm/src/lib.rs
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@ -274,10 +274,11 @@ impl CodegenBackend for LlvmCodegenBackend {
|tcx, ()| llvm_util::global_llvm_features(tcx.sess, true)
}
fn print(&self, req: &PrintRequest, out: &mut dyn PrintBackendInfo, sess: &Session) {
fn print(&self, req: &PrintRequest, out: &mut String, sess: &Session) {
use std::fmt::Write;
match req.kind {
PrintKind::RelocationModels => {
writeln!(out, "Available relocation models:");
writeln!(out, "Available relocation models:").unwrap();
for name in &[
"static",
"pic",
@ -288,25 +289,25 @@ impl CodegenBackend for LlvmCodegenBackend {
"ropi-rwpi",
"default",
] {
writeln!(out, " {name}");
writeln!(out, " {name}").unwrap();
}
writeln!(out);
writeln!(out).unwrap();
}
PrintKind::CodeModels => {
writeln!(out, "Available code models:");
writeln!(out, "Available code models:").unwrap();
for name in &["tiny", "small", "kernel", "medium", "large"] {
writeln!(out, " {name}");
writeln!(out, " {name}").unwrap();
}
writeln!(out);
writeln!(out).unwrap();
}
PrintKind::TlsModels => {
writeln!(out, "Available TLS models:");
writeln!(out, "Available TLS models:").unwrap();
for name in
&["global-dynamic", "local-dynamic", "initial-exec", "local-exec", "emulated"]
{
writeln!(out, " {name}");
writeln!(out, " {name}").unwrap();
}
writeln!(out);
writeln!(out).unwrap();
}
PrintKind::StackProtectorStrategies => {
writeln!(
@ -332,7 +333,8 @@ impl CodegenBackend for LlvmCodegenBackend {
none
Do not generate stack canaries.
"#
);
)
.unwrap();
}
_other => llvm_util::print(req, out, sess),
}