bjoernager/rust
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Switch to changing cp_non_overlap in tform

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It was suggested to lower this in MIR instead of ssa, so do that instead.
This commit is contained in:
kadmin 2021-01-23 08:57:04 +00:00
parent d4ae9ff826
commit 217ff6b7ea
10 changed files with 67 additions and 62 deletions
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20
compiler/rustc_codegen_ssa/src/mir/block.rs
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@ -643,23 +643,7 @@ impl<'a, 'tcx, Bx: BuilderMethods<'a, 'tcx>> FunctionCx<'a, 'tcx, Bx> {
match intrinsic {
None | Some(sym::drop_in_place) => {}
Some(sym::copy_nonoverlapping) => {
bx = self.codegen_statement(
bx,
&rustc_middle::mir::Statement {
source_info: rustc_middle::mir::SourceInfo::outermost(span),
kind: rustc_middle::mir::StatementKind::CopyNonOverlapping(
box rustc_middle::mir::CopyNonOverlapping {
src: args[0].clone(),
dst: args[1].clone(),
count: args[2].clone(),
},
),
},
);
helper.funclet_br(self, &mut bx, destination.unwrap().1);
return;
}
Some(sym::copy_nonoverlapping) => unreachable!(),
Some(intrinsic) => {
let dest = match ret_dest {
_ if fn_abi.ret.is_indirect() => llargs[0],
@ -702,7 +686,7 @@ impl<'a, 'tcx, Bx: BuilderMethods<'a, 'tcx>> FunctionCx<'a, 'tcx, Bx> {
})
.collect();
self.codegen_intrinsic_call(
Self::codegen_intrinsic_call(
&mut bx,
*instance.as_ref().unwrap(),
&fn_abi,