Remove dynastack support from runtime

Issue #1982

1 files changed, 0 insertions, 89 deletions

diff --git a/src/rt/rust_upcall.cpp b/src/rt/rust_upcall.cpp
index f7e6f51b6b2..28a8e0a4716 100644
--- a/src/rt/rust_upcall.cpp
+++ b/src/rt/rust_upcall.cpp
@@ -382,95 +382,6 @@ upcall_vec_grow(rust_vec** vp, size_t new_sz) {
     UPCALL_SWITCH_STACK(&args, upcall_s_vec_grow);
 }
 
-
-/**********************************************************************
- * Returns a token that can be used to deallocate all of the allocated space
- * space in the dynamic stack.
- */
-
-struct s_dynastack_mark_args {
-    void *retval;
-};
-
-extern "C" CDECL void
-upcall_s_dynastack_mark(s_dynastack_mark_args *args) {
-    args->retval = rust_task_thread::get_task()->dynastack.mark();
-}
-
-extern "C" CDECL void *
-upcall_dynastack_mark() {
-    s_dynastack_mark_args args = {0};
-    UPCALL_SWITCH_STACK(&args, upcall_s_dynastack_mark);
-    return args.retval;
-}
-
-/**********************************************************************
- * Allocates space in the dynamic stack and returns it.
- *
- * FIXME: Deprecated since dynamic stacks need to be self-describing for GC.
- */
-
-struct s_dynastack_alloc_args {
-    void *retval;
-    size_t sz;
-};
-
-extern "C" CDECL void
-upcall_s_dynastack_alloc(s_dynastack_alloc_args *args) {
-    size_t sz = args->sz;
-    args->retval = sz ?
-        rust_task_thread::get_task()->dynastack.alloc(sz, NULL) : NULL;
-}
-
-extern "C" CDECL void *
-upcall_dynastack_alloc(size_t sz) {
-    s_dynastack_alloc_args args = {0, sz};
-    UPCALL_SWITCH_STACK(&args, upcall_s_dynastack_alloc);
-    return args.retval;
-}
-
-/**********************************************************************
- * Allocates space associated with a type descriptor in the dynamic stack and
- * returns it.
- */
-
-struct s_dynastack_alloc_2_args {
-    void *retval;
-    size_t sz;
-    type_desc *ty;
-};
-
-extern "C" CDECL void
-upcall_s_dynastack_alloc_2(s_dynastack_alloc_2_args *args) {
-    size_t sz = args->sz;
-    type_desc *ty = args->ty;
-    args->retval = sz ?
-        rust_task_thread::get_task()->dynastack.alloc(sz, ty) : NULL;
-}
-
-extern "C" CDECL void *
-upcall_dynastack_alloc_2(size_t sz, type_desc *ty) {
-    s_dynastack_alloc_2_args args = {0, sz, ty};
-    UPCALL_SWITCH_STACK(&args, upcall_s_dynastack_alloc_2);
-    return args.retval;
-}
-
-struct s_dynastack_free_args {
-    void *ptr;
-};
-
-extern "C" CDECL void
-upcall_s_dynastack_free(s_dynastack_free_args *args) {
-    return rust_task_thread::get_task()->dynastack.free(args->ptr);
-}
-
-/** Frees space in the dynamic stack. */
-extern "C" CDECL void
-upcall_dynastack_free(void *ptr) {
-    s_dynastack_free_args args = {ptr};
-    UPCALL_SWITCH_STACK(&args, upcall_s_dynastack_free);
-}
-
 extern "C" _Unwind_Reason_Code
 __gxx_personality_v0(int version,
                      _Unwind_Action actions,