Implementation notes: amd64, samba, crypto_kem/kyber768
Computer: samba
Microarchitecture: amd64; Skylake (506e3)
Architecture: amd64
CPU ID: GenuineIntel-000506e3-bfebfbff
SUPERCOP version: 20240716
Operation: crypto_kem
Primitive: kyber768
| Time | Object size | Test size | Implementation | Compiler | Benchmark date | SUPERCOP version |
|---|
| 96381 | 148167 0 0 | 171699 852 1824 | avx2 | clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240719 | 20240716 |
| 97514 | 128218 0 0 | 148741 844 1824 | avx2 | clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240719 | 20240716 |
| 98179 | 143339 0 0 | 166571 852 1760 | avx2 | clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240719 | 20240716 |
| 104905 | 133746 0 0 | 153555 852 1760 | avx2 | clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240719 | 20240716 |
| 333035 | 93767 0 0 | 126203 852 1824 | compact | clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240719 | 20240716 |
| 365397 | 65019 0 0 | 97475 852 1760 | compact | clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240719 | 20240716 |
| 387573 | 67333 0 0 | 99797 812 1792 | compact | gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240719 | 20240716 |
| 461133 | 80456 0 0 | 111923 852 1760 | compact | clang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240719 | 20240716 |
| 476750 | 78581 0 0 | 102251 852 1824 | ref | clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240719 | 20240716 |
| 479060 | 6862 0 0 | 36949 844 1824 | compact | clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240719 | 20240716 |
| 500496 | 37077 0 0 | 60403 852 1760 | ref | clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240719 | 20240716 |
| 509027 | 12221 0 0 | 33133 844 1824 | ref | clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240719 | 20240716 |
| 514084 | 8606 0 0 | 37915 852 1760 | compact | clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240719 | 20240716 |
| 519700 | 37366 0 0 | 60083 852 1760 | ref | clang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240719 | 20240716 |
| 543436 | 6535 0 0 | 36949 812 1792 | compact | gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240719 | 20240716 |
| 549231 | 14651 0 0 | 34955 852 1760 | ref | clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240719 | 20240716 |
| 616930 | 6338 0 0 | 36325 812 1792 | compact | gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240719 | 20240716 |
| 773317 | 5741 0 0 | 34589 804 1760 | compact | gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240719 | 20240716 |
Compiler output
KeccakP-1600-times4-SIMD256.c: KeccakP-1600-times4-SIMD256.c:146:9: error: always_inline function '_mm256_loadu_si256' requires target feature 'avx', but would be inlined into function 'crypto_kem_kyber768_avx2_constbranchindex_KeccakP1600times4_AddLanesAll' that is compiled without support for 'avx'
KeccakP-1600-times4-SIMD256.c: Xor_In4( 0 );
KeccakP-1600-times4-SIMD256.c: ^
KeccakP-1600-times4-SIMD256.c: KeccakP-1600-times4-SIMD256.c:135:42: note: expanded from macro 'Xor_In4'
KeccakP-1600-times4-SIMD256.c: #define Xor_In4( argIndex ) lanes0 = LOAD256u( curData0[argIndex]),\
KeccakP-1600-times4-SIMD256.c: ^
KeccakP-1600-times4-SIMD256.c: KeccakP-1600-times4-SIMD256.c:44:37: note: expanded from macro 'LOAD256u'
KeccakP-1600-times4-SIMD256.c: #define LOAD256u(a) _mm256_loadu_si256((const V256 *)&(a))
KeccakP-1600-times4-SIMD256.c: ^
KeccakP-1600-times4-SIMD256.c: KeccakP-1600-times4-SIMD256.c:146:9: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
KeccakP-1600-times4-SIMD256.c: KeccakP-1600-times4-SIMD256.c:135:42: note: expanded from macro 'Xor_In4'
KeccakP-1600-times4-SIMD256.c: #define Xor_In4( argIndex ) lanes0 = LOAD256u( curData0[argIndex]),\
KeccakP-1600-times4-SIMD256.c: ^
KeccakP-1600-times4-SIMD256.c: KeccakP-1600-times4-SIMD256.c:44:37: note: expanded from macro 'LOAD256u'
KeccakP-1600-times4-SIMD256.c: #define LOAD256u(a) _mm256_loadu_si256((const V256 *)&(a))
KeccakP-1600-times4-SIMD256.c: ^
KeccakP-1600-times4-SIMD256.c: KeccakP-1600-times4-SIMD256.c:146:9: error: always_inline function '_mm256_loadu_si256' requires target feature 'avx', but would be inlined into function 'crypto_kem_kyber768_avx2_constbranchindex_KeccakP1600times4_AddLanesAll' that is compiled without support for 'avx'
KeccakP-1600-times4-SIMD256.c: KeccakP-1600-times4-SIMD256.c:136:42: note: expanded from macro 'Xor_In4'
KeccakP-1600-times4-SIMD256.c: lanes1 = LOAD256u( curData1[argIndex]),\
KeccakP-1600-times4-SIMD256.c: ^
KeccakP-1600-times4-SIMD256.c: KeccakP-1600-times4-SIMD256.c:44:37: note: expanded from macro 'LOAD256u'
KeccakP-1600-times4-SIMD256.c: #define LOAD256u(a) _mm256_loadu_si256((const V256 *)&(a))
KeccakP-1600-times4-SIMD256.c: ^
KeccakP-1600-times4-SIMD256.c: KeccakP-1600-times4-SIMD256.c:146:9: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
KeccakP-1600-times4-SIMD256.c: KeccakP-1600-times4-SIMD256.c:136:42: note: expanded from macro 'Xor_In4'
KeccakP-1600-times4-SIMD256.c: ...
Number of similar (implementation,compiler) pairs: 1, namely:
| Implementation | Compiler |
| avx2 | clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0) |
Compiler output
kem.c: kem.c:24:32: warning: argument 1 of type 'uint8_t[1184]' {aka 'unsigned char[1184]'} with mismatched bound [-Warray-parameter=]
kem.c: 24 | int crypto_kem_keypair(uint8_t pk[KYBER_PUBLICKEYBYTES],
kem.c: | ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
kem.c: In file included from kem.c:5:
kem.c: kem.h:33:33: note: previously declared as 'uint8_t *' {aka 'unsigned char *'}
kem.c: 33 | int crypto_kem_keypair(uint8_t *pk, uint8_t *sk);
kem.c: | ~~~~~~~~~^~
kem.c: kem.c:25:32: warning: argument 2 of type 'uint8_t[2400]' {aka 'unsigned char[2400]'} with mismatched bound [-Warray-parameter=]
kem.c: 25 | uint8_t sk[KYBER_SECRETKEYBYTES])
kem.c: | ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
kem.c: In file included from kem.c:5:
kem.c: kem.h:33:46: note: previously declared as 'uint8_t *' {aka 'unsigned char *'}
kem.c: 33 | int crypto_kem_keypair(uint8_t *pk, uint8_t *sk);
kem.c: | ~~~~~~~~~^~
kem.c: kem.c:50:28: warning: argument 1 of type 'uint8_t[1088]' {aka 'unsigned char[1088]'} with mismatched bound [-Warray-parameter=]
kem.c: 50 | int crypto_kem_enc(uint8_t ct[KYBER_CIPHERTEXTBYTES],
kem.c: | ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~
kem.c: In file included from kem.c:5:
kem.c: kem.h:36:29: note: previously declared as 'uint8_t *' {aka 'unsigned char *'}
kem.c: 36 | int crypto_kem_enc(uint8_t *ct, uint8_t *ss, const uint8_t *pk);
kem.c: | ~~~~~~~~~^~
kem.c: kem.c:51:28: warning: argument 2 of type 'uint8_t[32]' {aka 'unsigned char[32]'} with mismatched bound [-Warray-parameter=]
kem.c: 51 | uint8_t ss[KYBER_SSBYTES],
kem.c: | ~~~~~~~~^~~~~~~~~~~~~~~~~
kem.c: In file included from kem.c:5:
kem.c: ...
Number of similar (implementation,compiler) pairs: 4, namely:
| Implementation | Compiler |
| avx2 | gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0) |
| avx2 | gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0) |
| avx2 | gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0) |
| avx2 | gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0) |
Compiler output
kem.c: kem.c:23:32: warning: argument 1 of type 'uint8_t[1184]' {aka 'unsigned char[1184]'} with mismatched bound [-Warray-parameter=]
kem.c: 23 | int crypto_kem_keypair(uint8_t pk[KYBER_PUBLICKEYBYTES],
kem.c: | ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
kem.c: In file included from kem.c:4:
kem.c: kem.h:33:33: note: previously declared as 'uint8_t *' {aka 'unsigned char *'}
kem.c: 33 | int crypto_kem_keypair(uint8_t *pk, uint8_t *sk);
kem.c: | ~~~~~~~~~^~
kem.c: kem.c:24:32: warning: argument 2 of type 'uint8_t[2400]' {aka 'unsigned char[2400]'} with mismatched bound [-Warray-parameter=]
kem.c: 24 | uint8_t sk[KYBER_SECRETKEYBYTES])
kem.c: | ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
kem.c: In file included from kem.c:4:
kem.c: kem.h:33:46: note: previously declared as 'uint8_t *' {aka 'unsigned char *'}
kem.c: 33 | int crypto_kem_keypair(uint8_t *pk, uint8_t *sk);
kem.c: | ~~~~~~~~~^~
kem.c: kem.c:51:28: warning: argument 1 of type 'uint8_t[1088]' {aka 'unsigned char[1088]'} with mismatched bound [-Warray-parameter=]
kem.c: 51 | int crypto_kem_enc(uint8_t ct[KYBER_CIPHERTEXTBYTES],
kem.c: | ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~
kem.c: In file included from kem.c:4:
kem.c: kem.h:36:29: note: previously declared as 'uint8_t *' {aka 'unsigned char *'}
kem.c: 36 | int crypto_kem_enc(uint8_t *ct, uint8_t *ss, const uint8_t *pk);
kem.c: | ~~~~~~~~~^~
kem.c: kem.c:52:28: warning: argument 2 of type 'uint8_t[32]' {aka 'unsigned char[32]'} with mismatched bound [-Warray-parameter=]
kem.c: 52 | uint8_t ss[KYBER_SSBYTES],
kem.c: | ~~~~~~~~^~~~~~~~~~~~~~~~~
kem.c: In file included from kem.c:4:
kem.c: ...
Number of similar (implementation,compiler) pairs: 4, namely:
| Implementation | Compiler |
| ref | gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0) |
| ref | gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0) |
| ref | gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0) |
| ref | gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0) |
Passed TIMECOP
TIMECOP iterations: 1
Number of similar (implementation,compiler) pairs: 18, namely:
| Implementation | Compiler |
| avx2 | clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0) |
| avx2 | clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0) |
| avx2 | clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0) |
| avx2 | clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0) |
| compact | clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0) |
| compact | clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0) |
| compact | clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0) |
| compact | clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0) |
| compact | clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0) |
| compact | gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0) |
| compact | gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0) |
| compact | gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0) |
| compact | gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0) |
| ref | clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0) |
| ref | clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0) |
| ref | clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0) |
| ref | clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0) |
| ref | clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0) |