Implementation notes: amd64, renoir, crypto_sign/sflashv2

Computer: renoir
Microarchitecture: amd64; Zen 2 (860f01)
Architecture: amd64
CPU ID: AuthenticAMD-00860f01-178bfbff
SUPERCOP version: 20231107
Operation: crypto_sign
Primitive: sflashv2

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
155904	45949 0 0	68210 860 1720	`T:ref`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230523	20221122
181856	42548 0 0	64634 860 1752	`T:ref`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230523	20221122
187496	42820 0 0	64842 860 1752	`T:ref`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230523	20221122
221875	31620 0 0	52223 844 1752	`T:ref`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230523	20221122
230614	32471 0 0	54767 844 1752	`T:ref`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230523	20221122
241766	29159 0 0	48664 852 1720	`T:ref`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230523	20221122
283408	29558 0 0	49352 852 1720	`T:ref`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230523	20221122
313323	30510 0 0	50647 844 1752	`T:ref`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230523	20221122
367599	28060 0 0	47143 836 1752	`T:ref`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230523	20221122

Compiler output

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

lib_flash.c: lib_flash.c:409:50: warning: '/*' within block comment [-Wcomment]
lib_flash.c: init_table_flash(CK->M,/*CK->I,*/CK->M1/*,CK->M2/* /*,CK->M3*/);
lib_flash.c: ^
lib_flash.c: lib_flash.c:409:53: warning: '/*' within block comment [-Wcomment]
lib_flash.c: init_table_flash(CK->M,/*CK->I,*/CK->M1/*,CK->M2/* /*,CK->M3*/);
lib_flash.c: ^
lib_flash.c: lib_flash.c:690:3: warning: '/*' within block comment [-Wcomment]
lib_flash.c: /*mis <E0> la puissance 2^7^22 de tmp
lib_flash.c: ^
lib_flash.c: lib_flash.c:692:3: warning: '/*' within block comment [-Wcomment]
lib_flash.c: /*
lib_flash.c: ^
lib_flash.c: lib_flash.c:695:4: warning: '/*' within block comment [-Wcomment]
lib_flash.c: /* inversion affine de S*/
lib_flash.c: ^
lib_flash.c: lib_flash.c:726:14: warning: 'size' argument to memset is '0'; did you mean to transpose the last two arguments? [-Wmemset-transposed-args]
lib_flash.c: memset(V,33,0);
lib_flash.c: ^
lib_flash.c: lib_flash.c:726:14: note: parenthesize the third argument to silence
lib_flash.c: lib_flash.c:783:14: warning: 'size' argument to memset is '0'; did you mean to transpose the last two arguments? [-Wmemset-transposed-args]
lib_flash.c: memset(V,33,0);
lib_flash.c: ^
lib_flash.c: lib_flash.c:783:14: note: parenthesize the third argument to silence
lib_flash.c: lib_flash.c:910:34: warning: illegal character encoding in string literal [-Winvalid-source-encoding]
lib_flash.c: printf("Erreur de fichier de cl<82> publique: '%s'\n",fichier);
lib_flash.c: ...
table_flash.c: table_flash.c:25:8: warning: ^ has lower precedence than <; < will be evaluated first [-Wparentheses]
table_flash.c: if( x^P < x)
table_flash.c: ^~~~~~
table_flash.c: table_flash.c:25:8: note: place parentheses around the '<' expression to silence this warning
table_flash.c: if( x^P < x)
table_flash.c: ^
table_flash.c: ( )
table_flash.c: table_flash.c:25:8: note: place parentheses around the ^ expression to evaluate it first
table_flash.c: if( x^P < x)
table_flash.c: ^
table_flash.c: ( )
table_flash.c: 1 warning 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