Implementation notes: amd64, cezanne, crypto_kem/remblem928

Computer: cezanne
Microarchitecture: amd64; Zen 3 (a50f00)
Architecture: amd64
CPU ID: AuthenticAMD-00a50f00-178bfbff
SUPERCOP version: 20240425
Operation: crypto_kem
Primitive: remblem928

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
7428957	16032 4128 72	41406 5020 1848	`T:ref`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240428	20240425
7572421	17351 4116 72	42653 5028 1784	`T:ref`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240428	20240425
7686822	8894 4128 72	32550 5020 1848	`T:ref`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240428	20240425
7729965	18764 4116 72	44373 5028 1784	`T:ref`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240428	20240425
7811604	17243 4116 72	42669 5028 1784	`T:ref`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240428	20240425
7953225	7657 4128 72	30862 5020 1848	`T:ref`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240428	20240425
7999208	7786 4116 72	30411 5020 1784	`T:ref`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240428	20240425
8152097	6285 4128 72	28422 5012 1816	`T:ref`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240428	20240425
8153605	7517 4116 72	30427 5020 1784	`T:ref`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240428	20240425

Compiler output

Implementation: T:ref
Security model: timingleaks
Compiler: clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

kem.c: kem.c:366:24: warning: passing 'int *' to parameter of type 'unsigned int *' converts between pointers to integer types with different sign [-Wpointer-sign]
kem.c: bytes_from_modq(pk+32,pPubKey_B,CRYPTO_R_n);
kem.c: ^~~~~~~~~
kem.c: kem.c:27:60: note: passing argument to parameter 'x' here
kem.c: static void bytes_from_modq(unsigned char *y,unsigned int *x,int xlen)
kem.c: ^
kem.c: kem.c:571:24: warning: passing 'int *' to parameter of type 'unsigned int *' converts between pointers to integer types with different sign [-Wpointer-sign]
kem.c: bytes_from_modq(ct+32,C_KEM,CRYPTO_R_n + CRYPTO_R_msg);
kem.c: ^~~~~
kem.c: kem.c:27:60: note: passing argument to parameter 'x' here
kem.c: static void bytes_from_modq(unsigned char *y,unsigned int *x,int xlen)
kem.c: ^
kem.c: 2 warnings generated.

Number of similar (compiler,implementation) pairs: 5, namely:

Compiler	Implementations
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:ref
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:ref
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:ref
clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:ref
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:ref