Get rid of rust_crate_cache in the runtime

We are no longer generating dynamic tydescs or dicts.

Issue #1982

1 files changed, 0 insertions, 103 deletions

diff --git a/src/rt/rust_crate_cache.cpp b/src/rt/rust_crate_cache.cpp
deleted file mode 100644
index 0294069051b..00000000000
--- a/src/rt/rust_crate_cache.cpp
+++ /dev/null
@@ -1,103 +0,0 @@
-
-#include "rust_internal.h"
-#include <algorithm>
-
-type_desc *
-rust_crate_cache::get_type_desc(size_t size,
-                                size_t align,
-                                size_t n_descs,
-                                type_desc const **descs,
-                                uintptr_t n_obj_params)
-{
-    I(thread, n_descs > 1);
-    type_desc *td = NULL;
-    size_t keysz = n_descs * sizeof(type_desc*);
-    HASH_FIND(hh, this->type_descs, descs, keysz, td);
-    if (td) {
-        DLOG(thread, cache, "rust_crate_cache::get_type_desc hit");
-
-        // FIXME: This is a gross hack.
-        td->n_obj_params = std::max(td->n_obj_params, n_obj_params);
-
-        return td;
-    }
-    DLOG(thread, cache, "rust_crate_cache::get_type_desc miss");
-    td = (type_desc*) thread->kernel->malloc(sizeof(type_desc) + keysz,
-                                            "crate cache typedesc");
-    if (!td)
-        return NULL;
-    // By convention, desc 0 is the root descriptor.
-    // but we ignore the size and alignment of it and use the
-    // passed-in, computed values.
-    memcpy(td, descs[0], sizeof(type_desc));
-    td->first_param = &td->descs[1];
-    td->size = size;
-    td->align = align;
-    for (size_t i = 0; i < n_descs; ++i) {
-        DLOG(thread, cache,
-                 "rust_crate_cache::descs[%" PRIdPTR "] = 0x%" PRIxPTR,
-                 i, descs[i]);
-        td->descs[i] = descs[i];
-    }
-    td->n_obj_params = n_obj_params;
-    td->n_params = n_descs - 1;
-    HASH_ADD(hh, this->type_descs, descs, keysz, td);
-    return td;
-}
-
-void**
-rust_crate_cache::get_dict(size_t n_fields, void** dict) {
-    rust_hashable_dict *found = NULL;
-    size_t dictsz = sizeof(void*) * n_fields;
-    HASH_FIND(hh, this->dicts, dict, dictsz, found);
-    if (found) return &(found->fields[0]);
-    found = (rust_hashable_dict*)
-        thread->kernel->malloc(sizeof(UT_hash_handle) + dictsz,
-                              "crate cache dict");
-    if (!found) return NULL;
-    void** retptr = &(found->fields[0]);
-    memcpy(retptr, dict, dictsz);
-    HASH_ADD_KEYPTR(hh, this->dicts, retptr, dictsz, found);
-    return retptr;
-}
-
-rust_crate_cache::rust_crate_cache(rust_task_thread *thread)
-    : type_descs(NULL),
-      dicts(NULL),
-      thread(thread),
-      idx(0)
-{
-}
-
-void
-rust_crate_cache::flush() {
-    DLOG(thread, cache, "rust_crate_cache::flush()");
-
-    while (type_descs) {
-        type_desc *d = type_descs;
-        HASH_DEL(type_descs, d);
-        DLOG(thread, mem, "rust_crate_cache::flush() tydesc %" PRIxPTR, d);
-        thread->kernel->free(d);
-    }
-    while (dicts) {
-        rust_hashable_dict *d = dicts;
-        HASH_DEL(dicts, d);
-        thread->kernel->free(d);
-    }
-}
-
-rust_crate_cache::~rust_crate_cache()
-{
-    flush();
-}
-
-//
-// Local Variables:
-// mode: C++
-// fill-column: 78;
-// indent-tabs-mode: nil
-// c-basic-offset: 4
-// buffer-file-coding-system: utf-8-unix
-// compile-command: "make -k -C $RBUILD 2>&1 | sed -e 's/\\/x\\//x:\\//g'";
-// End:
-//