diff --git a/src/rt/intrinsics/intrinsics.cpp b/src/rt/intrinsics/intrinsics.cpp
index 8806ee45031..504fa083248 100644
--- a/src/rt/intrinsics/intrinsics.cpp
+++ b/src/rt/intrinsics/intrinsics.cpp
@@ -80,68 +80,3 @@ rust_intrinsic_task_sleep(void **retptr,
     rust_task_sleep(time_in_us);
 }
 
-
-extern "C" void
-rust_intrinsic_2_vec_len(size_t *retptr,
-                         void *env,
-                         type_desc *ty,
-                         rust_vec **vp)
-{
-    *retptr = (*vp)->fill / ty->size;
-}
-
-extern "C" void
-rust_intrinsic_2_ptr_offset(void **retptr,
-                          void *env,
-                          type_desc *ty,
-                          void *ptr,
-                          uintptr_t count)
-{
-    *retptr = &((uint8_t *)ptr)[ty->size * count];
-}
-
-extern "C" void
-rust_intrinsic_2_cast(void *retptr,
-                    void *env,
-                    type_desc *t1,
-                    type_desc *t2,
-                    void *src)
-{
-    if (t1->size != t2->size) {
-        upcall_fail("attempt to cast values of differing sizes",
-                    __FILE__, __LINE__);
-        return;
-    }
-
-    memmove(retptr, src, t1->size);
-}
-
-extern "C" void
-rust_intrinsic_2_addr_of(void **retptr,
-                       void *env,
-                       type_desc *ty,
-                       void *valptr) {
-    *retptr = valptr;
-}
-
-extern "C" void
-rust_intrinsic_2_recv(void **retptr,
-                    void *env,
-                    type_desc *ty,
-                    rust_port *port) {
-    port_recv((uintptr_t*)retptr, port);
-}
-
-extern "C" void
-rust_intrinsic_2_get_type_desc(void **retptr,
-                             void *env,
-                             type_desc* ty) {
-    *(type_desc**)retptr = ty;
-}
-
-extern "C" void
-rust_intrinsic_2_task_sleep(void **retptr,
-                          void *env,
-                          size_t time_in_us) {
-    rust_task_sleep(time_in_us);
-}
diff --git a/src/rt/intrinsics/intrinsics.i386.ll.in b/src/rt/intrinsics/intrinsics.i386.ll.in
index acf42dd603e..b85b8e1e101 100644
--- a/src/rt/intrinsics/intrinsics.i386.ll.in
+++ b/src/rt/intrinsics/intrinsics.i386.ll.in
@@ -130,68 +130,6 @@ define void @rust_intrinsic_task_sleep(i8** nocapture %retptr, i8* nocapture %en
 
 declare void @rust_task_sleep(i32)
 
-define void @rust_intrinsic_2_vec_len(i32* nocapture %retptr, i8* nocapture %env, %struct.type_desc* nocapture %ty, %struct.rust_vec** nocapture %vp) nounwind {
-  %1 = load %struct.rust_vec** %vp, align 4, !tbaa !0
-  %2 = getelementptr inbounds %struct.rust_vec* %1, i32 0, i32 0
-  %3 = load i32* %2, align 4, !tbaa !3
-  %4 = getelementptr inbounds %struct.type_desc* %ty, i32 0, i32 1
-  %5 = load i32* %4, align 4, !tbaa !3
-  %6 = udiv i32 %3, %5
-  store i32 %6, i32* %retptr, align 4, !tbaa !3
-  ret void
-}
-
-define void @rust_intrinsic_2_ptr_offset(i8** nocapture %retptr, i8* nocapture %env, %struct.type_desc* nocapture %ty, i8* %ptr, i32 %count) nounwind {
-  %1 = getelementptr inbounds %struct.type_desc* %ty, i32 0, i32 1
-  %2 = load i32* %1, align 4, !tbaa !3
-  %3 = mul i32 %2, %count
-  %4 = getelementptr inbounds i8* %ptr, i32 %3
-  store i8* %4, i8** %retptr, align 4, !tbaa !0
-  ret void
-}
-
-define void @rust_intrinsic_2_cast(i8* nocapture %retptr, i8* nocapture %env, %struct.type_desc* nocapture %t1, %struct.type_desc* nocapture %t2, i8* nocapture %src) {
-  %1 = getelementptr inbounds %struct.type_desc* %t1, i32 0, i32 1
-  %2 = load i32* %1, align 4, !tbaa !3
-  %3 = getelementptr inbounds %struct.type_desc* %t2, i32 0, i32 1
-  %4 = load i32* %3, align 4, !tbaa !3
-  %5 = icmp eq i32 %2, %4
-  br i1 %5, label %7, label %6
-
-; <label>:6                                       ; preds = %0
-  tail call void @upcall_fail(i8* getelementptr inbounds ([42 x i8]* @.str, i32 0, i32 0), i8* getelementptr inbounds ([33 x i8]* @.str1, i32 0, i32 0), i32 112)
-  br label %8
-
-; <label>:7                                       ; preds = %0
-  tail call void @llvm.memmove.p0i8.p0i8.i32(i8* %retptr, i8* %src, i32 %2, i32 1, i1 false)
-  br label %8
-
-; <label>:8                                       ; preds = %7, %6
-  ret void
-}
-
-define void @rust_intrinsic_2_addr_of(i8** nocapture %retptr, i8* nocapture %env, %struct.type_desc* nocapture %ty, i8* %valptr) nounwind {
-  store i8* %valptr, i8** %retptr, align 4, !tbaa !0
-  ret void
-}
-
-define void @rust_intrinsic_2_recv(i8** %retptr, i8* nocapture %env, %struct.type_desc* nocapture %ty, %class.rust_port* %port) {
-  %1 = bitcast i8** %retptr to i32*
-  tail call void @port_recv(i32* %1, %class.rust_port* %port)
-  ret void
-}
-
-define void @rust_intrinsic_2_get_type_desc(i8** nocapture %retptr, i8* nocapture %env, %struct.type_desc* %ty) nounwind {
-  %ty.c = bitcast %struct.type_desc* %ty to i8*
-  store i8* %ty.c, i8** %retptr, align 4, !tbaa !0
-  ret void
-}
-
-define void @rust_intrinsic_2_task_sleep(i8** nocapture %retptr, i8* nocapture %env, i32 %time_in_us) {
-  tail call void @rust_task_sleep(i32 %time_in_us)
-  ret void
-}
-
 !0 = metadata !{metadata !"any pointer", metadata !1}
 !1 = metadata !{metadata !"omnipotent char", metadata !2}
 !2 = metadata !{metadata !"Simple C/C++ TBAA", null}
diff --git a/src/rt/intrinsics/intrinsics.x86_64.ll.in b/src/rt/intrinsics/intrinsics.x86_64.ll.in
index 17921e051fc..bf9d5111a8e 100644
--- a/src/rt/intrinsics/intrinsics.x86_64.ll.in
+++ b/src/rt/intrinsics/intrinsics.x86_64.ll.in
@@ -130,68 +130,6 @@ define void @rust_intrinsic_task_sleep(i8** nocapture %retptr, i8* nocapture %en
 
 declare void @rust_task_sleep(i64)
 
-define void @rust_intrinsic_2_vec_len(i64* nocapture %retptr, i8* nocapture %env, %struct.type_desc* nocapture %ty, %struct.rust_vec** nocapture %vp) nounwind uwtable {
-  %1 = load %struct.rust_vec** %vp, align 8, !tbaa !0
-  %2 = getelementptr inbounds %struct.rust_vec* %1, i64 0, i32 0
-  %3 = load i64* %2, align 8, !tbaa !3
-  %4 = getelementptr inbounds %struct.type_desc* %ty, i64 0, i32 1
-  %5 = load i64* %4, align 8, !tbaa !3
-  %6 = udiv i64 %3, %5
-  store i64 %6, i64* %retptr, align 8, !tbaa !3
-  ret void
-}
-
-define void @rust_intrinsic_2_ptr_offset(i8** nocapture %retptr, i8* nocapture %env, %struct.type_desc* nocapture %ty, i8* %ptr, i64 %count) nounwind uwtable {
-  %1 = getelementptr inbounds %struct.type_desc* %ty, i64 0, i32 1
-  %2 = load i64* %1, align 8, !tbaa !3
-  %3 = mul i64 %2, %count
-  %4 = getelementptr inbounds i8* %ptr, i64 %3
-  store i8* %4, i8** %retptr, align 8, !tbaa !0
-  ret void
-}
-
-define void @rust_intrinsic_2_cast(i8* nocapture %retptr, i8* nocapture %env, %struct.type_desc* nocapture %t1, %struct.type_desc* nocapture %t2, i8* nocapture %src) uwtable {
-  %1 = getelementptr inbounds %struct.type_desc* %t1, i64 0, i32 1
-  %2 = load i64* %1, align 8, !tbaa !3
-  %3 = getelementptr inbounds %struct.type_desc* %t2, i64 0, i32 1
-  %4 = load i64* %3, align 8, !tbaa !3
-  %5 = icmp eq i64 %2, %4
-  br i1 %5, label %7, label %6
-
-; <label>:6                                       ; preds = %0
-  tail call void @upcall_fail(i8* getelementptr inbounds ([42 x i8]* @.str, i64 0, i64 0), i8* getelementptr inbounds ([33 x i8]* @.str1, i64 0, i64 0), i64 112)
-  br label %8
-
-; <label>:7                                       ; preds = %0
-  tail call void @llvm.memmove.p0i8.p0i8.i64(i8* %retptr, i8* %src, i64 %2, i32 1, i1 false)
-  br label %8
-
-; <label>:8                                       ; preds = %7, %6
-  ret void
-}
-
-define void @rust_intrinsic_2_addr_of(i8** nocapture %retptr, i8* nocapture %env, %struct.type_desc* nocapture %ty, i8* %valptr) nounwind uwtable {
-  store i8* %valptr, i8** %retptr, align 8, !tbaa !0
-  ret void
-}
-
-define void @rust_intrinsic_2_recv(i8** %retptr, i8* nocapture %env, %struct.type_desc* nocapture %ty, %class.rust_port* %port) uwtable {
-  %1 = bitcast i8** %retptr to i64*
-  tail call void @port_recv(i64* %1, %class.rust_port* %port)
-  ret void
-}
-
-define void @rust_intrinsic_2_get_type_desc(i8** nocapture %retptr, i8* nocapture %env, %struct.type_desc* %ty) nounwind uwtable {
-  %ty.c = bitcast %struct.type_desc* %ty to i8*
-  store i8* %ty.c, i8** %retptr, align 8, !tbaa !0
-  ret void
-}
-
-define void @rust_intrinsic_2_task_sleep(i8** nocapture %retptr, i8* nocapture %env, i64 %time_in_us) uwtable {
-  tail call void @rust_task_sleep(i64 %time_in_us)
-  ret void
-}
-
 !0 = metadata !{metadata !"any pointer", metadata !1}
 !1 = metadata !{metadata !"omnipotent char", metadata !2}
 !2 = metadata !{metadata !"Simple C/C++ TBAA", null}