Implementation notes: amd64, hertz, crypto_stream/cryptmtv3

Computer: hertz
Microarchitecture: amd64; Zen 4 (a60f12)
Architecture: amd64
CPU ID: AuthenticAMD-00a60f12-178bfbff
SUPERCOP version: 20240107
Operation: crypto_stream
Primitive: cryptmtv3
TimeObject sizeTest sizeImplementationCompilerBenchmark dateSUPERCOP version
59599456 4 126186 848 1032T:e/v3clang-17_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2023121920231217
59909456 4 126058 848 1032T:e/v3clang-17_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2023121920231217
60298771 4 122548 840 1032T:e/v3clang-17_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2023121920231217
624212278 4 428549 808 1128T:e/v3gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2023121920231217
62479556 4 423765 808 1064T:e/v3gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2023121920231217
65656196 4 418704 784 1032T:e/v3gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2023121920231217

Compiler output

Implementation: T:e/v3
Security model: timingleaks
Compiler: clang-17 -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE
cryptmt-v3.c: In file included from cryptmt-v3.c:1:
cryptmt-v3.c: ./e/cryptmt-v3.c:187:2: warning: array index 156 is past the end of the array (that has type 'u32[156][4]' (aka 'unsigned int[156][4]')) [-Warray-bounds]
cryptmt-v3.c: 187 | ps->sfmt[N][i] = ps->sfmt[0][i];
cryptmt-v3.c: | ^ ~
cryptmt-v3.c: ./e/cryptmt-v3.c:25:5: note: array 'sfmt' declared here
cryptmt-v3.c: 25 | u32 sfmt[N][4];
cryptmt-v3.c: | ^
cryptmt-v3.c: ./e/cryptmt-v3.c:189:18: warning: array index 156 is past the end of the array (that has type 'u32[156][4]' (aka 'unsigned int[156][4]')) [-Warray-bounds]
cryptmt-v3.c: 189 | do_recursion(ps->sfmt[N], ps->sfmt[POS1], ps->sfmt[N - 1]);
cryptmt-v3.c: | ^ ~
cryptmt-v3.c: ./e/cryptmt-v3.c:25:5: note: array 'sfmt' declared here
cryptmt-v3.c: 25 | u32 sfmt[N][4];
cryptmt-v3.c: | ^
cryptmt-v3.c: 2 warnings generated.

Number of similar (compiler,implementation) pairs: 3, namely:
CompilerImplementations
clang-17 -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE T:e/v3
clang-17 -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE T:e/v3
clang-17 -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE T:e/v3

Compiler output

Implementation: T:e/v3
Security model: timingleaks
Compiler: gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE
cryptmt-v3.c: In file included from cryptmt-v3.c:1:
cryptmt-v3.c: e/cryptmt-v3.c: In function 'genrand_block_first':
cryptmt-v3.c: e/cryptmt-v3.c:189:5: warning: 'do_recursion' accessing 16 bytes in a region of size 0 [-Wstringop-overflow=]
cryptmt-v3.c: 189 | do_recursion(ps->sfmt[N], ps->sfmt[POS1], ps->sfmt[N - 1]);
cryptmt-v3.c: | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
cryptmt-v3.c: e/cryptmt-v3.c:189:5: note: referencing argument 1 of type 'u32[4]' {aka 'unsigned int[4]'}
cryptmt-v3.c: e/cryptmt-v3.c:189:5: note: referencing argument 2 of type 'const u32[4]' {aka 'const unsigned int[4]'}
cryptmt-v3.c: e/cryptmt-v3.c:189:5: note: referencing argument 3 of type 'const u32[4]' {aka 'const unsigned int[4]'}
cryptmt-v3.c: e/cryptmt-v3.c:126:20: note: in a call to function 'do_recursion'
cryptmt-v3.c: 126 | static INLINE void do_recursion(u32 a[4], const u32 b[4], const u32 c[4]) {
cryptmt-v3.c: | ^~~~~~~~~~~~

Number of similar (compiler,implementation) pairs: 3, namely:
CompilerImplementations
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE T:e/v3
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE T:e/v3
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE T:e/v3