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Generalize send/recv to work for more types

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This commit is contained in:
Brian Anderson 2011-03-21 21:13:08 -04:00 • committed by Graydon Hoare
parent e20e7995ac
commit c02cdc32a8
2 changed files with 125 additions and 16 deletions
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36
src/comp/middle/trans.rs
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@ -4790,17 +4790,19 @@ fn trans_send(@block_ctxt cx, @ast.expr lhs, @ast.expr rhs,
}
}
auto llunit_ty = type_of(bcx.fcx.ccx, unit_ty);
auto data_alloca = bcx.build.Alloca(llunit_ty);
bcx.build.Store(data.val, data_alloca);
auto data_alloc = alloc_ty(bcx, unit_ty);
bcx = data_alloc.bcx;
auto data_tmp = copy_ty(bcx, INIT, data_alloc.val, data.val, unit_ty);
bcx = data_tmp.bcx;
auto chn_val = vp2i(bcx, chn.val);
auto data_val = vp2i(bcx, data_alloca);
// TODO: Cleanups?
auto sub = trans_upcall(bcx, "upcall_send", vec(chn_val, data_val));
auto sub = trans_upcall(bcx, "upcall_send",
vec(vp2i(bcx, chn.val),
vp2i(bcx, data_alloc.val)));
bcx = sub.bcx;
ret res(bcx, chn_val);
ret res(bcx, chn.val);
}
fn trans_recv(@block_ctxt cx, @ast.expr lhs, @ast.expr rhs,
@ -4813,17 +4815,19 @@ fn trans_recv(@block_ctxt cx, @ast.expr lhs, @ast.expr rhs,
auto prt = trans_expr(bcx, rhs);
bcx = prt.bcx;
auto unit_ty = node_ann_type(cx.fcx.ccx, ann);
auto llunit_ty = type_of(bcx.fcx.ccx, unit_ty);
auto data_alloca = bcx.build.Alloca(llunit_ty);
auto data_val = vp2i(bcx, data_alloca);
auto prt_val = vp2i(bcx, prt.val);
auto sub = trans_upcall(bcx, "upcall_recv", vec(data_val, prt_val));
auto sub = trans_upcall(bcx, "upcall_recv",
vec(vp2i(bcx, data.res.val),
vp2i(bcx, prt.val)));
bcx = sub.bcx;
auto data_load = bcx.build.Load(data_alloca);
ret copy_ty(bcx, DROP_EXISTING, data.res.val, data_load, unit_ty);
auto unit_ty = node_ann_type(cx.fcx.ccx, ann);
auto data_load = load_scalar_or_boxed(bcx, data.res.val, unit_ty);
auto cp = copy_ty(bcx, DROP_EXISTING, data.res.val, data_load, unit_ty);
bcx = cp.bcx;
// TODO: Cleanups?
ret res(bcx, data.res.val);
}
fn init_local(@block_ctxt cx, @ast.local local) -> result {