diff options
Diffstat (limited to 'src/rustc/middle/trans/foreign.rs')
| -rw-r--r-- | src/rustc/middle/trans/foreign.rs | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/src/rustc/middle/trans/foreign.rs b/src/rustc/middle/trans/foreign.rs index d307fcb5dca..8fa23ef8fab 100644 --- a/src/rustc/middle/trans/foreign.rs +++ b/src/rustc/middle/trans/foreign.rs @@ -799,6 +799,30 @@ fn trans_intrinsic(ccx: @crate_ctxt, decl: ValueRef, item: @ast::foreign_item, Some(substs), Some(item.span)); let mut bcx = top_scope_block(fcx, None), lltop = bcx.llbb; match ccx.sess.str_of(item.ident) { + ~"atomic_cxchg" => { + let old = AtomicCmpXchg(bcx, + get_param(decl, first_real_arg), + get_param(decl, first_real_arg + 1u), + get_param(decl, first_real_arg + 2u), + SequentiallyConsistent); + Store(bcx, old, fcx.llretptr); + } + ~"atomic_cxchg_acq" => { + let old = AtomicCmpXchg(bcx, + get_param(decl, first_real_arg), + get_param(decl, first_real_arg + 1u), + get_param(decl, first_real_arg + 2u), + Acquire); + Store(bcx, old, fcx.llretptr); + } + ~"atomic_cxchg_rel" => { + let old = AtomicCmpXchg(bcx, + get_param(decl, first_real_arg), + get_param(decl, first_real_arg + 1u), + get_param(decl, first_real_arg + 2u), + Release); + Store(bcx, old, fcx.llretptr); + } ~"atomic_xchg" => { let old = AtomicRMW(bcx, Xchg, get_param(decl, first_real_arg), |