Implementation notes: amd64, icelake2, crypto_sign/edons128k08n72nu8l4mu3

Computer: icelake2
Architecture: amd64
CPU ID: GenuineIntel-000706e5-bfebfbff
SUPERCOP version: 20221005
Operation: crypto_sign
Primitive: edons128k08n72nu8l4mu3

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
1470999	28055 0 896	66369 972 2688	`T:ref`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20221004	20220506
1486044	30997 0 896	68106 956 2752	`T:ref`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20221004	20220506
1550708	46864 0 896	85233 972 2720	`T:ref`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20221004	20220506
1596830	20130 0 896	55787 964 2720	`T:ref`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20221004	20220506
1681975	46184 0 896	83409 972 2688	`T:ref`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20221004	20220506
1772869	22823 0 896	58889 964 2752	`T:ref`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20221004	20220506
1844518	22234 0 896	57945 964 2752	`T:ref`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20221004	20220506
2069161	19964 0 896	55673 972 2688	`T:ref`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20221004	20220506
2296861	16319 0 896	51077 956 2720	`T:ref`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20221004	20220506

Compiler output

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

mpfq_2_128.c: mpfq_2_128.c:154:35: warning: passing 'char *' to parameter of type 'const unsigned char *' converts between pointers to integer types where one is of the unique plain 'char' type and the other is not [-Wpointer-sign]
mpfq_2_128.c: int ret = mpn_set_str(zz, tmp, len, k->io_type);
mpfq_2_128.c: ^~~
mpfq_2_128.c: /home/djb/supercop-20220506/supercop-data/icelake/amd64/include/gmp.h:1595:68: note: passing argument to parameter here
mpfq_2_128.c: __GMP_DECLSPEC mp_size_t mpn_set_str (mp_ptr, const unsigned char *, size_t, int);
mpfq_2_128.c: ^
mpfq_2_128.c: 1 warning generated.
sign.c: sign.c:815:63: warning: incompatible function pointer types passing 'int (const unsigned long *, const unsigned long *)' to parameter of type '__compar_fn_t' (aka 'int (*)(const void *, const void *)') [-Wincompatible-function-pointer-types]
sign.c: qsort(allcandidates, NumberOfAllCandidates, sizeof(Kelt), compare);
sign.c: ^~~~~~~
sign.c: /usr/include/stdlib.h:839:20: note: passing argument to parameter '__compar' here
sign.c: __compar_fn_t __compar) __nonnull ((1, 4));
sign.c: ^
sign.c: sign.c:566:83: warning: for loop has empty body [-Wempty-body]
sign.c: for(i=0; i<(1<<(mu + 1 + ErrorBasisDimension))+2; i++) Kinit(allcandidates[i]);
sign.c: ^
sign.c: sign.c:566:83: note: put the semicolon on a separate line to silence this warning
sign.c: sign.c:880:84: warning: for loop has empty body [-Wempty-body]
sign.c: for(i=0; i<(1<<(mu + 1 + ErrorBasisDimension))+2; i++) Kclear(allcandidates[i]);
sign.c: ^
sign.c: sign.c:880:84: note: put the semicolon on a separate line to silence this warning
sign.c: sign.c:975:63: warning: incompatible function pointer types passing 'int (const unsigned long *, const unsigned long *)' to parameter of type '__compar_fn_t' (aka 'int (*)(const void *, const void *)') [-Wincompatible-function-pointer-types]
sign.c: qsort(allcandidates, NumberOfAllCandidates, sizeof(Kelt), compare);
sign.c: ^~~~~~~
sign.c: /usr/include/stdlib.h:839:20: note: passing argument to parameter '__compar' here
sign.c: __compar_fn_t __compar) __nonnull ((1, 4));
sign.c: ^
sign.c: sign.c:934:83: warning: for loop has empty body [-Wempty-body]
sign.c: for(i=0; i<(1<<(mu + 1 + ErrorBasisDimension))+2; i++) Kinit(allcandidates[i]);
sign.c: ^
sign.c: sign.c:934:83: note: put the semicolon on a separate line to silence this warning
sign.c: 5 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

Compiler output

Implementation: T:ref
Security model: timingleaks
Compiler: gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE

sign.c: sign.c: In function 'crypto_sign_edons128k08n72nu8l4mu3_ref_timingleaks':
sign.c: sign.c:815:63: warning: passing argument 4 of 'qsort' from incompatible pointer type [-Wincompatible-pointer-types]
sign.c: 815 | qsort(allcandidates, NumberOfAllCandidates, sizeof(Kelt), compare);
sign.c: | ^~~~~~~
sign.c: | |
sign.c: | int (*)(const long unsigned int *, const long unsigned int *)
sign.c: In file included from sign.c:2:
sign.c: /usr/include/stdlib.h:839:34: note: expected '__compar_fn_t' {aka 'int (*)(const void *, const void *)'} but argument is of type 'int (*)(const long unsigned int *, const long unsigned int *)'
sign.c: 839 | __compar_fn_t __compar) __nonnull ((1, 4));
sign.c: | ~~~~~~~~~~~~~~^~~~~~~~
sign.c: sign.c: In function 'crypto_sign_edons128k08n72nu8l4mu3_ref_timingleaks_open':
sign.c: sign.c:975:63: warning: passing argument 4 of 'qsort' from incompatible pointer type [-Wincompatible-pointer-types]
sign.c: 975 | qsort(allcandidates, NumberOfAllCandidates, sizeof(Kelt), compare);
sign.c: | ^~~~~~~
sign.c: | |
sign.c: | int (*)(const long unsigned int *, const long unsigned int *)
sign.c: /usr/include/stdlib.h:839:34: note: expected '__compar_fn_t' {aka 'int (*)(const void *, const void *)'} but argument is of type 'int (*)(const long unsigned int *, const long unsigned int *)'
sign.c: 839 | __compar_fn_t __compar) __nonnull ((1, 4));
sign.c: | ~~~~~~~~~~~~~~^~~~~~~~

Number of similar (compiler,implementation) pairs: 4, namely:

Compiler	Implementations
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:ref
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:ref
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:ref
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:ref