Remove runtime vector builtins

src/lib/vec.rs

@@ -9,26 +9,6 @@ type dummy = int;
 
 native "rust" mod rustrt {
     type vbuf;
-    fn vec_buf[T](v: vec[T], offset: uint) -> vbuf;
-    fn vec_len[T](v: vec[T]) -> uint;
-
-    /**
-     * Sometimes we modify the vec internal data via vec_buf and need to
-     * update the vec's fill length accordingly.
-     */
-    fn vec_len_set[T](v: vec[T], n: uint);
-
-    /**
-     * The T in vec_alloc[T, U] is the type of the vec to allocate.  The
-     * U is the type of an element in the vec.  So to allocate a vec[U] we
-     * want to invoke this as vec_alloc[vec[U], U].
-     */
-    fn vec_alloc[T, U](n_elts: uint) -> vec[U];
-    fn vec_alloc_mut[T, U](n_elts: uint) -> vec[mutable U];
-    fn refcount[T](v: vec[T]) -> uint;
-    fn vec_print_debug_info[T](v: vec[T]);
-    fn vec_from_vbuf[T](v: vbuf, n_elts: uint) -> vec[T];
-    fn unsafe_vec_to_mut[T](v: vec[T]) -> vec[mutable T];
 }
 
 // Local Variables:

src/rt/rust_builtin.cpp

@@ -120,74 +120,6 @@ unsupervise(rust_task *task) {
     task->unsupervise();
 }
 
-extern "C" CDECL rust_vec*
-vec_alloc(rust_task *task, type_desc *t, type_desc *elem_t, size_t n_elts)
-{
-    LOG(task, mem, "vec_alloc %" PRIdPTR " elements of size %" PRIdPTR,
-        n_elts, elem_t->size);
-    size_t fill = n_elts * elem_t->size;
-    size_t alloc = next_power_of_two(sizeof(rust_vec) + fill);
-    void *mem = task->malloc(alloc, "rust_vec", t->is_stateful ? t : NULL);
-    if (!mem) {
-        task->fail();
-        return NULL;
-    }
-    rust_vec *vec = new (mem) rust_vec(alloc, 0, NULL);
-    return vec;
-}
-
-extern "C" CDECL rust_vec*
-vec_alloc_mut(rust_task *task, type_desc *t, type_desc *elem_t, size_t n_elts)
-{
-    return vec_alloc(task, t, elem_t, n_elts);
-}
-
-extern "C" CDECL void *
-vec_buf(rust_task *task, type_desc *ty, rust_vec *v, size_t offset)
-{
-    return (void *)&v->data[ty->size * offset];
-}
-
-extern "C" CDECL size_t
-vec_len(rust_task *task, type_desc *ty, rust_vec *v)
-{
-    return v->fill / ty->size;
-}
-
-extern "C" CDECL void
-vec_len_set(rust_task *task, type_desc *ty, rust_vec *v, size_t len)
-{
-    LOG(task, stdlib, "vec_len_set(0x%" PRIxPTR ", %" PRIdPTR ") on vec with "
-        "alloc = %" PRIdPTR
-        ", fill = %" PRIdPTR
-        ", len = %" PRIdPTR
-        ".  New fill is %" PRIdPTR,
-        v, len, v->alloc, v->fill, v->fill / ty->size, len * ty->size);
-    v->fill = len * ty->size;
-}
-
-extern "C" CDECL void
-vec_print_debug_info(rust_task *task, type_desc *ty, rust_vec *v)
-{
-    LOG(task, stdlib,
-        "vec_print_debug_info(0x%" PRIxPTR ")"
-        " with tydesc 0x%" PRIxPTR
-        " (size = %" PRIdPTR ", align = %" PRIdPTR ")"
-        " alloc = %" PRIdPTR ", fill = %" PRIdPTR ", len = %" PRIdPTR
-        " , data = ...",
-        v,
-        ty,
-        ty->size,
-        ty->align,
-        v->alloc,
-        v->fill,
-        v->fill / ty->size);
-
-    for (size_t i = 0; i < v->fill; ++i) {
-        LOG(task, stdlib, "  %" PRIdPTR ":    0x%" PRIxPTR, i, v->data[i]);
-    }
-}
-
 /* Helper for str_alloc and str_from_vec.  Returns NULL as failure. */
 static rust_vec*
 vec_alloc_with_data(rust_task *task,
@@ -202,22 +134,6 @@ vec_alloc_with_data(rust_task *task,
     return new (mem) rust_vec(alloc, fill * elt_size, (uint8_t*)d);
 }
 
-extern "C" CDECL rust_vec*
-vec_from_vbuf(rust_task *task, type_desc *ty, void *vbuf, size_t n_elts)
-{
-    return vec_alloc_with_data(task, n_elts, n_elts * ty->size, ty->size,
-                               vbuf);
-}
-
-extern "C" CDECL rust_vec*
-unsafe_vec_to_mut(rust_task *task, type_desc *ty, rust_vec *v)
-{
-    if (v->ref_count != CONST_REFCOUNT) {
-        v->ref();
-    }
-    return v;
-}
-
 extern "C" CDECL rust_str*
 str_alloc(rust_task *task, size_t n_bytes)
 {

src/rt/rustrt.def.in

@@ -71,7 +71,6 @@ take_chan
 task_sleep
 task_yield
 task_join
-unsafe_vec_to_mut
 unsupervise
 upcall_chan_target_task
 upcall_clone_chan
@@ -113,11 +112,4 @@ upcall_take_task
 upcall_take_chan
 upcall_vec_append
 upcall_yield
-vec_alloc
-vec_alloc_mut
-vec_buf
-vec_from_vbuf
-vec_len
-vec_len_set
-vec_print_debug_info