diff options
Diffstat (limited to 'src/librustc_trans/intrinsic.rs')
| -rw-r--r-- | src/librustc_trans/intrinsic.rs | 21 |
1 files changed, 3 insertions, 18 deletions
diff --git a/src/librustc_trans/intrinsic.rs b/src/librustc_trans/intrinsic.rs index 49a207a2d8a..65e211ae740 100644 --- a/src/librustc_trans/intrinsic.rs +++ b/src/librustc_trans/intrinsic.rs @@ -247,26 +247,11 @@ pub fn trans_intrinsic_call<'a, 'tcx>(bx: &Builder<'a, 'tcx>, to_immediate(bx, load, cx.layout_of(tp_ty)) }, "volatile_store" => { - let tp_ty = substs.type_at(0); let dst = args[0].deref(bx.cx); - if let OperandValue::Pair(a, b) = args[1].val { - bx.volatile_store(a, dst.project_field(bx, 0).llval); - bx.volatile_store(b, dst.project_field(bx, 1).llval); - } else { - let val = if let OperandValue::Ref(ptr, align) = args[1].val { - bx.load(ptr, align) - } else { - if dst.layout.is_zst() { - return; - } - from_immediate(bx, args[1].immediate()) - }; - let ptr = bx.pointercast(dst.llval, val_ty(val).ptr_to()); - let store = bx.volatile_store(val, ptr); - unsafe { - llvm::LLVMSetAlignment(store, cx.align_of(tp_ty).abi() as u32); - } + if dst.layout.is_zst() { + return; } + args[1].val.volatile_store(bx, dst); return; }, "prefetch_read_data" | "prefetch_write_data" | |