diff --git a/deps/mbedtls/mbedtls/bn_mul.h b/deps/mbedtls/mbedtls/bn_mul.h
index cac3f14577..41173e0368 100644
--- a/deps/mbedtls/mbedtls/bn_mul.h
+++ b/deps/mbedtls/mbedtls/bn_mul.h
@@ -404,78 +404,6 @@
 
 #endif /* PPC32 */
 
-/*
- * The Sparc(64) assembly is reported to be broken.
- * Disable it for now, until we're able to fix it.
- */
-#if 0 && defined(__sparc__)
-#if defined(__sparc64__)
-
-#define MULADDC_INIT                                    \
-    asm(                                                \
-                "ldx     %3, %%o0               \n\t"   \
-                "ldx     %4, %%o1               \n\t"   \
-                "ld      %5, %%o2               \n\t"   \
-                "ld      %6, %%o3               \n\t"
-
-#define MULADDC_CORE                                    \
-                "ld      [%%o0], %%o4           \n\t"   \
-                "inc     4, %%o0                \n\t"   \
-                "ld      [%%o1], %%o5           \n\t"   \
-                "umul    %%o3, %%o4, %%o4       \n\t"   \
-                "addcc   %%o4, %%o2, %%o4       \n\t"   \
-                "rd      %%y, %%g1              \n\t"   \
-                "addx    %%g1, 0, %%g1          \n\t"   \
-                "addcc   %%o4, %%o5, %%o4       \n\t"   \
-                "st      %%o4, [%%o1]           \n\t"   \
-                "addx    %%g1, 0, %%o2          \n\t"   \
-                "inc     4, %%o1                \n\t"
-
-        #define MULADDC_STOP                            \
-                "st      %%o2, %0               \n\t"   \
-                "stx     %%o1, %1               \n\t"   \
-                "stx     %%o0, %2               \n\t"   \
-        : "=m" (c), "=m" (d), "=m" (s)          \
-        : "m" (s), "m" (d), "m" (c), "m" (b)    \
-        : "g1", "o0", "o1", "o2", "o3", "o4",   \
-          "o5"                                  \
-        );
-
-#else /* __sparc64__ */
-
-#define MULADDC_INIT                                    \
-    asm(                                                \
-                "ld      %3, %%o0               \n\t"   \
-                "ld      %4, %%o1               \n\t"   \
-                "ld      %5, %%o2               \n\t"   \
-                "ld      %6, %%o3               \n\t"
-
-#define MULADDC_CORE                                    \
-                "ld      [%%o0], %%o4           \n\t"   \
-                "inc     4, %%o0                \n\t"   \
-                "ld      [%%o1], %%o5           \n\t"   \
-                "umul    %%o3, %%o4, %%o4       \n\t"   \
-                "addcc   %%o4, %%o2, %%o4       \n\t"   \
-                "rd      %%y, %%g1              \n\t"   \
-                "addx    %%g1, 0, %%g1          \n\t"   \
-                "addcc   %%o4, %%o5, %%o4       \n\t"   \
-                "st      %%o4, [%%o1]           \n\t"   \
-                "addx    %%g1, 0, %%o2          \n\t"   \
-                "inc     4, %%o1                \n\t"
-
-#define MULADDC_STOP                                    \
-                "st      %%o2, %0               \n\t"   \
-                "st      %%o1, %1               \n\t"   \
-                "st      %%o0, %2               \n\t"   \
-        : "=m" (c), "=m" (d), "=m" (s)          \
-        : "m" (s), "m" (d), "m" (c), "m" (b)    \
-        : "g1", "o0", "o1", "o2", "o3", "o4",   \
-          "o5"                                  \
-        );
-
-#endif /* __sparc64__ */
-#endif /* __sparc__ */
-
 #if defined(__microblaze__) || defined(microblaze)
 
 #define MULADDC_INIT                    \