bjoernager/rust
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Let backends access span information

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Sometimes, a backend may need to emit warnings, errors, or otherwise
need to know the span of the current item in a basic block. So, add a
set_span method to give the backend that information.
This commit is contained in:
khyperia 2020-10-06 15:39:12 +02:00
parent 5849a7eca9
commit c5bc95676b
3 changed files with 6 additions and 1 deletions
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4
compiler/rustc_codegen_llvm/src/builder.rs
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@ -16,7 +16,7 @@ use rustc_data_structures::small_c_str::SmallCStr;
use rustc_hir::def_id::DefId;
use rustc_middle::ty::layout::TyAndLayout;
use rustc_middle::ty::{self, Ty, TyCtxt};
use rustc_span::sym;
use rustc_span::{sym, Span};
use rustc_target::abi::{self, Align, Size};
use rustc_target::spec::{HasTargetSpec, Target};
use std::borrow::Cow;
@ -139,6 +139,8 @@ impl BuilderMethods<'a, 'tcx> for Builder<'a, 'll, 'tcx> {
unsafe { llvm::LLVMGetInsertBlock(self.llbuilder) }
}
fn set_span(&self, _span: Span) {}
fn position_at_end(&mut self, llbb: &'ll BasicBlock) {
unsafe {
llvm::LLVMPositionBuilderAtEnd(self.llbuilder, llbb);