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Enable target features in inline asm on arm64

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This commit is contained in:
bjorn3 2025-03-20 13:50:13 +00:00
parent cb4a25ca81
commit b9e67a2e28
1 changed files with 18 additions and 0 deletions
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18
src/inline_asm.rs
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@ -612,6 +612,15 @@ impl<'tcx> InlineAssemblyGenerator<'_, 'tcx> {
generated_asm.push_str(".att_syntax\n");
}
if self.arch == InlineAsmArch::AArch64 {
for feature in &self.tcx.codegen_fn_attrs(self.enclosing_def_id).target_features {
if feature.name == sym::neon {
continue;
}
writeln!(generated_asm, ".arch_extension {}", feature.name).unwrap();
}
}
// The actual inline asm
for piece in self.template {
match piece {
@ -679,6 +688,15 @@ impl<'tcx> InlineAssemblyGenerator<'_, 'tcx> {
}
generated_asm.push('\n');
if self.arch == InlineAsmArch::AArch64 {
for feature in &self.tcx.codegen_fn_attrs(self.enclosing_def_id).target_features {
if feature.name == sym::neon {
continue;
}
writeln!(generated_asm, ".arch_extension no{}", feature.name).unwrap();
}
}
if is_x86 && self.options.contains(InlineAsmOptions::ATT_SYNTAX) {
generated_asm.push_str(".intel_syntax noprefix\n");
}