Implementation notes: amd64, luft, crypto_kem/limasp2062cca

Computer: luft
Architecture: amd64
CPU ID: GenuineIntel-000306d4-bfebfbff
SUPERCOP version: 20200702
Operation: crypto_kem
Primitive: limasp2062cca

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
21914788	23390 1772 0	188416 598016 0	`opt`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200713	20200702
21998916	25423 1772 0	188416 598016 0	`opt`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200713	20200702
22060232	23158 1772 0	188416 598016 0	`opt`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200713	20200702
22145104	23390 1772 0	188416 598016 0	`opt`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200713	20200702
22499452	24798 593144 0	192512 598016 0	`opt`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200713	20200702
22608200	20202 593144 0	184320 598016 0	`opt`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200713	20200702
22911444	15668 1772 0	176128 598016 0	`opt`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200713	20200702
23854364	17772 593144 0	180224 598016 0	`opt`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200713	20200702
25466024	15941 593144 0	180224 598016 0	`opt`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200713	20200702
115562316	21679 436 0	184320 593920 0	`ref`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200713	20200702
126358168	22079 436 0	188416 593920 0	`ref`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200713	20200702
126706552	22079 436 0	188416 593920 0	`ref`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200713	20200702
127084348	23939 436 0	188416 593920 0	`ref`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200713	20200702
127618600	23353 591788 0	188416 593920 0	`ref`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200713	20200702
140027552	14054 436 0	176128 593920 0	`ref`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200713	20200702
151969408	18723 591788 0	184320 593920 0	`ref`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200713	20200702
155060008	16585 591788 0	180224 593920 0	`ref`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200713	20200702
166254012	14941 591788 0	180224 593920 0	`ref`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200713	20200702

Compiler output

Implementation: opt
Security model: unknown
Compiler: clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

lima.c: lima.c:147:20: warning: using floating point absolute value function 'fabs' when argument is of integer type [-Wabsolute-value]
lima.c: rhs=11*sqrt(fabs(2*N))*3.16; // Accepting condition for LIMA_2p
lima.c: ^
lima.c: lima.c:147:20: note: use function 'abs' instead
lima.c: rhs=11*sqrt(fabs(2*N))*3.16; // Accepting condition for LIMA_2p
lima.c: ^~~~
lima.c: abs
lima.c: lima.c:155:20: warning: using floating point absolute value function 'fabs' when argument is of integer type [-Wabsolute-value]
lima.c: rhs=11*sqrt(fabs(4*N))*3.16; // Accepting condition for LIMA_sp
lima.c: ^
lima.c: lima.c:155:20: note: use function 'abs' instead
lima.c: rhs=11*sqrt(fabs(4*N))*3.16; // Accepting condition for LIMA_sp
lima.c: ^~~~
lima.c: abs
lima.c: 2 warnings generated.
measure.c: ld: warning: could not create compact unwind for _crypto_stream_aes256ctr_dolbeau_aesenc_int_xor: register 3 saved somewhere other than in frame

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

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

Compiler output

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

lima.c: lima.c:91:20: warning: using floating point absolute value function 'fabs' when argument is of integer type [-Wabsolute-value]
lima.c: rhs=11*sqrt(fabs(2*N))*3.16; // Accepting condition for LIMA_2p
lima.c: ^
lima.c: lima.c:91:20: note: use function 'abs' instead
lima.c: rhs=11*sqrt(fabs(2*N))*3.16; // Accepting condition for LIMA_2p
lima.c: ^~~~
lima.c: abs
lima.c: lima.c:91:20: note: include the header <stdlib.h> or explicitly provide a declaration for 'abs'
lima.c: lima.c:95:20: warning: using floating point absolute value function 'fabs' when argument is of integer type [-Wabsolute-value]
lima.c: { rhs=11*sqrt(fabs(4*N))*3.16; // Accepting condition for LIMA_sp
lima.c: ^
lima.c: lima.c:95:20: note: use function 'abs' instead
lima.c: { rhs=11*sqrt(fabs(4*N))*3.16; // Accepting condition for LIMA_sp
lima.c: ^~~~
lima.c: abs
lima.c: lima.c:95:20: note: include the header <stdlib.h> or explicitly provide a declaration for 'abs'
lima.c: 2 warnings generated.
measure.c: ld: warning: could not create compact unwind for _crypto_stream_aes256ctr_dolbeau_aesenc_int_xor: register 3 saved somewhere other than in frame

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

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