bjoernager/rust
bjoernager/rust
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Implement the instruction_set attribute

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This commit is contained in:
xd009642 2020-10-08 23:23:27 +01:00
parent 4437b4b150
commit a6e2b636e6
22 changed files with 247 additions and 4 deletions
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7
compiler/rustc_middle/src/middle/codegen_fn_attrs.rs
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@ -1,5 +1,5 @@
use crate::mir::mono::Linkage;
use rustc_attr::{InlineAttr, OptimizeAttr};
use rustc_attr::{InlineAttr, InstructionSetAttr, OptimizeAttr};
use rustc_session::config::SanitizerSet;
use rustc_span::symbol::Symbol;
@ -34,6 +34,10 @@ pub struct CodegenFnAttrs {
/// The `#[no_sanitize(...)]` attribute. Indicates sanitizers for which
/// instrumentation should be disabled inside the annotated function.
pub no_sanitize: SanitizerSet,
/// The `#[instruction_set(set)]` attribute. Indicates if the generated code should
/// be generated against a specific instruction set. Only usable on architectures which allow
/// switching between multiple instruction sets.
pub instruction_set: Option<InstructionSetAttr>,
}
bitflags! {
@ -98,6 +102,7 @@ impl CodegenFnAttrs {
linkage: None,
link_section: None,
no_sanitize: SanitizerSet::empty(),
instruction_set: None,
}
}