native-kt

native-kt

Gradle plugin for convenient C/C++/Rust integration into a Kotlin Multiplatform project.
Supports JVM, Android, Native, Wasm and JS targets

https://native-kt.com/

Tested on Apple M4 Pro (GraalVM 23):

• BoltFFI
• Gobley/UniFFI
• native-kt (this project)
• JVM

Cases:

• Empty function
• Sum of two integers
• Pass string

Benchmark                         Mode  Cnt     Score      Error  Units
boltffi_empty                     avgt    5     2,253 ±    0,012  ns/op
boltffi_add                       avgt    5     2,332 ±    0,618  ns/op
boltffi_string                    avgt    5    78,223 ±    0,334  ns/op

gobley_empty                      avgt    5  2490,096 ±  684,183  ns/op
gobley_add                        avgt    5  2951,996 ± 2526,199  ns/op
gobley_string                     avgt    5  7155,289 ± 3574,407  ns/op

nativekt_foreign_empty            avgt    5     3,408 ±    0,223  ns/op
nativekt_foreign_add              avgt    5     3,753 ±    0,022  ns/op
nativekt_foreign_string           avgt    5    26,302 ±    0,872  ns/op

nativekt_foreign_critical_empty   avgt    5     3,000 ±    0,014  ns/op
nativekt_foreign_critical_add     avgt    5     3,254 ±    0,019  ns/op
nativekt_foreign_critical_string  avgt    5     7,403 ±    0,183  ns/op

nativekt_jni_empty                avgt    5     2,499 ±    0,006  ns/op
nativekt_jni_add                  avgt    5     2,522 ±    0,092  ns/op
nativekt_jni_string               avgt    5    52,576 ±    0,437  ns/op
nativekt_jni_critical_string      avgt    5    36,366 ±    0,314  ns/op

nativekt_jvmci_empty              avgt    5     1,249 ±    0,011  ns/op
nativekt_jvmci_add                avgt    5     1,254 ±    0,021  ns/op
nativekt_jvmci_string             avgt    5     2,998 ±    0,044  ns/op

jvm_add                           avgt    5     0,348 ±    0,116  ns/op