Implementation notes: amd64, jasper2, crypto_stream/lexv2

Computer: jasper2
Microarchitecture: amd64; Tremont (906c0)
Architecture: amd64
CPU ID: GenuineIntel-000906c0-20-bfebfbff
SUPERCOP version: 20240625
Operation: crypto_stream
Primitive: lexv2
TimeObject sizeTest sizeImplementationCompilerBenchmark dateSUPERCOP version
81279418 0 123608 812 952T:e/v2/schwabe/amd64-1clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062820240625
81609543 0 424296 780 1048T:e/v2/schwabe/amd64-1gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062820240625
81659418 0 125912 812 952T:e/v2/schwabe/amd64-1clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062820240625
81809418 0 124512 812 952T:e/v2/schwabe/amd64-1clang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062820240625
81849352 0 421155 756 1016T:e/v2/schwabe/amd64-1gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062820240625
81969418 0 122270 804 952T:e/v2/schwabe/amd64-1clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062820240625
82129543 0 423032 780 1048T:e/v2/schwabe/amd64-1gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062820240625
82329524 0 422543 772 1048T:e/v2/schwabe/amd64-1gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062820240625
83329368 0 121710 804 952T:e/v2/schwabe/amd64-1clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062820240625
85629080 0 422095 772 1048T:e/v2/schwabe/amd64-2gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062820240625
85668924 0 121262 804 952T:e/v2/schwabe/amd64-2clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062820240625
85859099 0 422584 780 1048T:e/v2/schwabe/amd64-2gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062820240625
86088974 0 121822 804 952T:e/v2/schwabe/amd64-2clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062820240625
86128974 0 124064 812 952T:e/v2/schwabe/amd64-2clang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062820240625
86269099 0 423848 780 1048T:e/v2/schwabe/amd64-2gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062820240625
86308974 0 125464 812 952T:e/v2/schwabe/amd64-2clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062820240625
86318974 0 123160 812 952T:e/v2/schwabe/amd64-2clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062820240625
86358908 0 420707 756 1016T:e/v2/schwabe/amd64-2gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062820240625
900013784 0 425595 756 1016T:e/v2/refgcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062820240625
930916718 0 431472 780 1048T:e/v2/refgcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062820240625
937714698 0 428208 780 1048T:e/v2/refgcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062820240625
980614368 0 427391 772 1048T:e/v2/refgcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062820240625
1035716474 0 132960 812 952T:e/v2/refclang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062820240625
1037514060 0 126382 804 952T:e/v2/refclang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062820240625
1038014970 0 129152 812 952T:e/v2/refclang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062820240625
1047114768 0 127590 804 952T:e/v2/refclang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062820240625
1092217290 0 132392 812 952T:e/v2/refclang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062820240625

Compiler output


lex.c: In file included from lex.c:1:
lex.c: ./e/lex.c:685:9: warning: array index 10 is past the end of the array (which contains 10 elements) [-Warray-bounds]
lex.c:         ctx->ks[10] = (t0 & 0xFF00FF00) ^ ((t2 & 0xFF00FF00)>>8); /* Leak for odd rounds */
lex.c:         ^       ~~
lex.c: ./e/ecrypt-sync.h:53:3: note: array 'ks' declared here
lex.c:   u32 ks[NUMWORDS];                     /* Keystream words collected from leaks */
lex.c:   ^
lex.c: In file included from lex.c:1:
lex.c: ./e/lex.c:692:6: warning: array index 11 is past the end of the array (which contains 10 elements) [-Warray-bounds]
lex.c:             ctx->ks[11] = ((s0 & 0xFF00FF)<<8) ^ (s2 & 0xFF00FF);    /* Leak for even rounds */
lex.c:             ^       ~~
lex.c: ./e/ecrypt-sync.h:53:3: note: array 'ks' declared here
lex.c:   u32 ks[NUMWORDS];                     /* Keystream words collected from leaks */
lex.c:   ^
lex.c: In file included from lex.c:1:
lex.c: ./e/lex.c:698:13: warning: array index 12 is past the end of the array (which contains 10 elements) [-Warray-bounds]
lex.c:             ctx->ks[12] = (t0 & 0xFF00FF00) ^ ((t2 & 0xFF00FF00)>>8); /* Leak for odd rounds */
lex.c:             ^       ~~
lex.c: ./e/ecrypt-sync.h:53:3: note: array 'ks' declared here
lex.c:   u32 ks[NUMWORDS];                     /* Keystream words collected from leaks */
lex.c:   ^
lex.c: 3 warnings generated.

Number of similar (implementation,compiler) pairs: 5, namely:
ImplementationCompiler
T:e/v2/refclang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:e/v2/refclang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:e/v2/refclang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:e/v2/refclang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:e/v2/refclang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)

Compiler output


lex.c: In file included from lex.c:1:
lex.c: e/lex.c: In function 'rijndaelEncrypt':
lex.c: e/lex.c:685:16: warning: array subscript 10 is above array bounds of 'u32[10]' {aka 'unsigned int[10]'} [-Warray-bounds]
lex.c:   685 |         ctx->ks[10] = (t0 & 0xFF00FF00) ^ ((t2 & 0xFF00FF00)>>8); /* Leak for odd rounds */
lex.c:       |         ~~~~~~~^~~~
lex.c: In file included from e/lex.c:34,
lex.c:                  from lex.c:1:
lex.c: e/ecrypt-sync.h:53:7: note: while referencing 'ks'
lex.c:    53 |   u32 ks[NUMWORDS];                     /* Keystream words collected from leaks */
lex.c:       |       ^~
lex.c: In file included from lex.c:1:
lex.c: e/lex.c:692:13: warning: array subscript 11 is above array bounds of 'u32[10]' {aka 'unsigned int[10]'} [-Warray-bounds]
lex.c:   692 |      ctx->ks[11] = ((s0 & 0xFF00FF)<<8) ^ (s2 & 0xFF00FF);    /* Leak for even rounds */
lex.c:       |      ~~~~~~~^~~~
lex.c: In file included from e/lex.c:34,
lex.c:                  from lex.c:1:
lex.c: e/ecrypt-sync.h:53:7: note: while referencing 'ks'
lex.c:    53 |   u32 ks[NUMWORDS];                     /* Keystream words collected from leaks */
lex.c:       |       ^~
lex.c: In file included from lex.c:1:
lex.c: e/lex.c:698:20: warning: array subscript 12 is above array bounds of 'u32[10]' {aka 'unsigned int[10]'} [-Warray-bounds]
lex.c:   698 |             ctx->ks[12] = (t0 & 0xFF00FF00) ^ ((t2 & 0xFF00FF00)>>8); /* Leak for odd rounds */
lex.c:       |             ~~~~~~~^~~~
lex.c: In file included from e/lex.c:34,
lex.c:                  from lex.c:1:
lex.c: ...

Number of similar (implementation,compiler) pairs: 3, namely:
ImplementationCompiler
T:e/v2/refgcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:e/v2/refgcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:e/v2/refgcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)