Implementation notes: amd64, luft, crypto_kem/sntrup857

Computer: luft
Architecture: amd64
CPU ID: GenuineIntel-000306d4-bfebfbff
SUPERCOP version: 20200702
Operation: crypto_kem
Primitive: sntrup857

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
149496	4239 0 0	106496 4096 0	`factored`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200714	20200702
150344	7492 0 0	110592 4096 0	`factored`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200714	20200702
150356	7492 0 0	110592 4096 0	`factored`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200714	20200702
152304	10858 0 0	114688 4096 0	`factored`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200714	20200702
155964	2001 0 0	102400 4096 0	`factored`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200714	20200702
160248	2127 0 0	102400 4096 0	`factored`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200714	20200702
160464	2123 0 0	102400 4096 0	`factored`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200714	20200702
236200	2246 0 0	102400 4096 0	`factored`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200714	20200702
245728	9556 0 0	110592 4096 0	`factored`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200714	20200702
139327616	21658 0 0	53248 4096 0	`ref`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200714	20200702
186422156	30562 0 0	65536 4096 0	`ref`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200714	20200702
186953760	18869 0 0	53248 4096 0	`ref`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200714	20200702
187011876	28035 0 0	61440 4096 0	`ref`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200714	20200702
201225084	18869 0 0	53248 4096 0	`ref`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200714	20200702
238496700	9021 0 0	40960 4096 0	`ref`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200714	20200702
244464932	7612 0 0	40960 4096 0	`ref`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200714	20200702
259538720	7390 0 0	36864 4096 0	`ref`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200714	20200702
270157800	6875 0 0	36864 4096 0	`ref`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200714	20200702

Compiler output

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

crypto_core_scale3sntrup857_avx_core.s: crypto_core_scale3sntrup857_avx_core.s:3:11: error: mach-o section specifier uses an unknown section type
crypto_core_scale3sntrup857_avx_core.s: .section .rodata.cst32,"aM",@progbits,32
crypto_core_scale3sntrup857_avx_core.s: ^
crypto_core_scale3sntrup857_avx_core.s: crypto_core_scale3sntrup857_avx_core.s:76:2: error: unknown directive
crypto_core_scale3sntrup857_avx_core.s: .type crypto_kem_sntrup857_avx_crypto_core_scale3sntrup857,@function
crypto_core_scale3sntrup857_avx_core.s: ^
crypto_core_scale3sntrup857_avx_core.s: crypto_core_scale3sntrup857_avx_core.s:202:2: error: unknown directive
crypto_core_scale3sntrup857_avx_core.s: .size crypto_kem_sntrup857_avx_crypto_core_scale3sntrup857, .Lfunc_end0-crypto_kem_sntrup857_avx_crypto_core_scale3sntrup857
crypto_core_scale3sntrup857_avx_core.s: ^
crypto_core_scale3sntrup857_avx_core.s: crypto_core_scale3sntrup857_avx_core.s:207:11: error: mach-o section specifier uses an unknown section type
crypto_core_scale3sntrup857_avx_core.s: .section ".note.GNU-stack","",@progbits
crypto_core_scale3sntrup857_avx_core.s: ^

Number of similar (compiler,implementation) pairs: 9, namely:

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

Compiler output

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

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: 10, namely:

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