diff --git a/src/int/add.rs b/src/int/add.rs
index 4253b64..b0f7ab6 100644
--- a/src/int/add.rs
+++ b/src/int/add.rs
@@ -46,25 +46,21 @@ impl Addo for i128 {}
 impl Addo for u128 {}
 
 #[cfg_attr(not(stage0), lang = "i128_add")]
-#[allow(dead_code)]
-fn rust_i128_add(a: i128, b: i128) -> i128 {
+pub fn rust_i128_add(a: i128, b: i128) -> i128 {
     rust_u128_add(a as _, b as _) as _
 }
 #[cfg_attr(not(stage0), lang = "i128_addo")]
-#[allow(dead_code)]
-fn rust_i128_addo(a: i128, b: i128) -> (i128, bool) {
+pub fn rust_i128_addo(a: i128, b: i128) -> (i128, bool) {
     let mut oflow = 0;
     let r = a.addo(b, &mut oflow);
     (r, oflow != 0)
 }
 #[cfg_attr(not(stage0), lang = "u128_add")]
-#[allow(dead_code)]
-fn rust_u128_add(a: u128, b: u128) -> u128 {
+pub fn rust_u128_add(a: u128, b: u128) -> u128 {
     a.add(b)
 }
 #[cfg_attr(not(stage0), lang = "u128_addo")]
-#[allow(dead_code)]
-fn rust_u128_addo(a: u128, b: u128) -> (u128, bool) {
+pub fn rust_u128_addo(a: u128, b: u128) -> (u128, bool) {
     let mut oflow = 0;
     let r = a.addo(b, &mut oflow);
     (r, oflow != 0)
diff --git a/src/int/mul.rs b/src/int/mul.rs
index 9d45fa5..61c379c 100644
--- a/src/int/mul.rs
+++ b/src/int/mul.rs
@@ -109,25 +109,21 @@ intrinsics! {
 }
 
 #[cfg_attr(not(stage0), lang = "i128_mul")]
-#[allow(dead_code)]
-fn rust_i128_mul(a: i128, b: i128) -> i128 {
+pub fn rust_i128_mul(a: i128, b: i128) -> i128 {
     __multi3(a, b)
 }
 #[cfg_attr(not(stage0), lang = "i128_mulo")]
-#[allow(dead_code)]
-fn rust_i128_mulo(a: i128, b: i128) -> (i128, bool) {
+pub fn rust_i128_mulo(a: i128, b: i128) -> (i128, bool) {
     let mut oflow = 0;
     let r = __muloti4(a, b, &mut oflow);
     (r, oflow != 0)
 }
 #[cfg_attr(not(stage0), lang = "u128_mul")]
-#[allow(dead_code)]
-fn rust_u128_mul(a: u128, b: u128) -> u128 {
+pub fn rust_u128_mul(a: u128, b: u128) -> u128 {
     __multi3(a as _, b as _) as _
 }
 #[cfg_attr(not(stage0), lang = "u128_mulo")]
-#[allow(dead_code)]
-fn rust_u128_mulo(a: u128, b: u128) -> (u128, bool) {
+pub fn rust_u128_mulo(a: u128, b: u128) -> (u128, bool) {
     let mut oflow = 0;
     let r = a.mulo(b, &mut oflow);
     (r, oflow != 0)
diff --git a/src/int/sdiv.rs b/src/int/sdiv.rs
index 6fef631..0308664 100644
--- a/src/int/sdiv.rs
+++ b/src/int/sdiv.rs
@@ -99,12 +99,10 @@ intrinsics! {
 }
 
 #[cfg_attr(not(stage0), lang = "i128_div")]
-#[allow(dead_code)]
-fn rust_i128_div(a: i128, b: i128) -> i128 {
+pub fn rust_i128_div(a: i128, b: i128) -> i128 {
     __divti3(a, b)
 }
 #[cfg_attr(not(stage0), lang = "i128_rem")]
-#[allow(dead_code)]
-fn rust_i128_rem(a: i128, b: i128) -> i128 {
+pub fn rust_i128_rem(a: i128, b: i128) -> i128 {
     __modti3(a, b)
 }
diff --git a/src/int/shift.rs b/src/int/shift.rs
index de6d06b..f8faad8 100644
--- a/src/int/shift.rs
+++ b/src/int/shift.rs
@@ -97,43 +97,35 @@ intrinsics! {
 }
 
 #[cfg_attr(not(stage0), lang = "i128_shl")]
-#[allow(dead_code)]
-fn rust_i128_shl(a: i128, b: u32) -> i128 {
+pub fn rust_i128_shl(a: i128, b: u32) -> i128 {
     __ashlti3(a as _, b) as _
 }
 #[cfg_attr(not(stage0), lang = "i128_shlo")]
-#[allow(dead_code)]
-fn rust_i128_shlo(a: i128, b: u128) -> (i128, bool) {
+pub fn rust_i128_shlo(a: i128, b: u128) -> (i128, bool) {
     (rust_i128_shl(a, b as _), b >= 128)
 }
 #[cfg_attr(not(stage0), lang = "u128_shl")]
-#[allow(dead_code)]
-fn rust_u128_shl(a: u128, b: u32) -> u128 {
+pub fn rust_u128_shl(a: u128, b: u32) -> u128 {
     __ashlti3(a, b)
 }
 #[cfg_attr(not(stage0), lang = "u128_shlo")]
-#[allow(dead_code)]
-fn rust_u128_shlo(a: u128, b: u128) -> (u128, bool) {
+pub fn rust_u128_shlo(a: u128, b: u128) -> (u128, bool) {
     (rust_u128_shl(a, b as _), b >= 128)
 }
 
 #[cfg_attr(not(stage0), lang = "i128_shr")]
-#[allow(dead_code)]
-fn rust_i128_shr(a: i128, b: u32) -> i128 {
+pub fn rust_i128_shr(a: i128, b: u32) -> i128 {
     __ashrti3(a, b)
 }
 #[cfg_attr(not(stage0), lang = "i128_shro")]
-#[allow(dead_code)]
-fn rust_i128_shro(a: i128, b: u128) -> (i128, bool) {
+pub fn rust_i128_shro(a: i128, b: u128) -> (i128, bool) {
     (rust_i128_shr(a, b as _), b >= 128)
 }
 #[cfg_attr(not(stage0), lang = "u128_shr")]
-#[allow(dead_code)]
-fn rust_u128_shr(a: u128, b: u32) -> u128 {
+pub fn rust_u128_shr(a: u128, b: u32) -> u128 {
     __lshrti3(a, b)
 }
 #[cfg_attr(not(stage0), lang = "u128_shro")]
-#[allow(dead_code)]
-fn rust_u128_shro(a: u128, b: u128) -> (u128, bool) {
+pub fn rust_u128_shro(a: u128, b: u128) -> (u128, bool) {
     (rust_u128_shr(a, b as _), b >= 128)
 }
diff --git a/src/int/sub.rs b/src/int/sub.rs
index ba29c10..0b0cbf2 100644
--- a/src/int/sub.rs
+++ b/src/int/sub.rs
@@ -31,25 +31,21 @@ impl Subo for i128 {}
 impl Subo for u128 {}
 
 #[cfg_attr(not(stage0), lang = "i128_sub")]
-#[allow(dead_code)]
-fn rust_i128_sub(a: i128, b: i128) -> i128 {
+pub fn rust_i128_sub(a: i128, b: i128) -> i128 {
     rust_u128_sub(a as _, b as _) as _
 }
 #[cfg_attr(not(stage0), lang = "i128_subo")]
-#[allow(dead_code)]
-fn rust_i128_subo(a: i128, b: i128) -> (i128, bool) {
+pub fn rust_i128_subo(a: i128, b: i128) -> (i128, bool) {
     let mut oflow = 0;
     let r = a.subo(b, &mut oflow);
     (r, oflow != 0)
 }
 #[cfg_attr(not(stage0), lang = "u128_sub")]
-#[allow(dead_code)]
-fn rust_u128_sub(a: u128, b: u128) -> u128 {
+pub fn rust_u128_sub(a: u128, b: u128) -> u128 {
     a.sub(b)
 }
 #[cfg_attr(not(stage0), lang = "u128_subo")]
-#[allow(dead_code)]
-fn rust_u128_subo(a: u128, b: u128) -> (u128, bool) {
+pub fn rust_u128_subo(a: u128, b: u128) -> (u128, bool) {
     let mut oflow = 0;
     let r = a.subo(b, &mut oflow);
     (r, oflow != 0)
diff --git a/src/int/udiv.rs b/src/int/udiv.rs
index 0442a8c..6c100f3 100644
--- a/src/int/udiv.rs
+++ b/src/int/udiv.rs
@@ -271,12 +271,10 @@ intrinsics! {
 }
 
 #[cfg_attr(not(stage0), lang = "u128_div")]
-#[allow(dead_code)]
-fn rust_u128_div(a: u128, b: u128) -> u128 {
+pub fn rust_u128_div(a: u128, b: u128) -> u128 {
     __udivti3(a, b)
 }
 #[cfg_attr(not(stage0), lang = "u128_rem")]
-#[allow(dead_code)]
-fn rust_u128_rem(a: u128, b: u128) -> u128 {
+pub fn rust_u128_rem(a: u128, b: u128) -> u128 {
     __umodti3(a, b)
 }