Implementation notes: amd64, rumba3, crypto_kem/lightsaber2

Computer: rumba3
Architecture: amd64
CPU ID: AuthenticAMD-00800f11-178bfbff
SUPERCOP version: 20191221
Operation: crypto_kem
Primitive: lightsaber2

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
163091	88010 288 0	109390 1080 6112	`avx2`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191127	20191017
199268	27072 288 0	46358 1080 6112	`avx2`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191127	20191017
207018	26147 288 0	45230 1080 6112	`avx2`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191127	20191017
207297	24931 288 0	43046 1072 6080	`avx2`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191127	20191017
227478	76879 288 0	96809 1080 6080	`avx2`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20191127	20191017
227757	61253 288 0	80593 1080 6080	`avx2`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20191127	20191017
227850	61253 288 0	80593 1080 6080	`avx2`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20191127	20191017
228439	75331 0 0	95992 792 1624	`ref`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20191127	20191017
263562	28977 288 0	46543 1072 6080	`avx2`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20191127	20191017
282286	53666 0 0	73328 792 1624	`ref`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20191127	20191017
282317	53666 0 0	73328 792 1624	`ref`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20191127	20191017
283495	70716 0 0	90456 792 1624	`ref`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20191127	20191017
458118	61316 0 0	82765 792 1656	`ref`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191127	20191017
716968	14237 0 0	31870 784 1624	`ref`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20191127	20191017
726671	13592 0 0	32733 792 1656	`ref`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191127	20191017
803241	15233 0 0	34573 792 1656	`ref`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191127	20191017
959915	13312 0 0	31477 784 1624	`ref`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191127	20191017

Compiler output

Implementation: crypto_kem/lightsaber2/avx2
Compiler: clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

SABER_indcpa.c: In file included from SABER_indcpa.c:8:
SABER_indcpa.c: In file included from ././polymul/toom_cook_4/toom-cook_4way.c:1:
SABER_indcpa.c: ././polymul/toom_cook_4/scm_avx.c:50:13: error: always_inline function '_mm256_mullo_epi16' requires target feature 'avx2', but would be inlined into function 'schoolbook_avx_new1' that is compiled without support for 'avx2'
SABER_indcpa.c: c_avx[0] = _mm256_mullo_epi16 (a[0], b[0]);
SABER_indcpa.c: ^
SABER_indcpa.c: ././polymul/toom_cook_4/scm_avx.c:51:13: error: always_inline function '_mm256_mullo_epi16' requires target feature 'avx2', but would be inlined into function 'schoolbook_avx_new1' that is compiled without support for 'avx2'
SABER_indcpa.c: c_avx[1] = _mm256_mullo_epi16 (a[0], b[1]);
SABER_indcpa.c: ^
SABER_indcpa.c: ././polymul/toom_cook_4/scm_avx.c:52:9: error: always_inline function '_mm256_mullo_epi16' requires target feature 'avx2', but would be inlined into function 'schoolbook_avx_new1' that is compiled without support for 'avx2'
SABER_indcpa.c: temp = _mm256_mullo_epi16 (a[1], b[0]);
SABER_indcpa.c: ^
SABER_indcpa.c: ././polymul/toom_cook_4/scm_avx.c:53:13: error: always_inline function '_mm256_add_epi16' requires target feature 'avx2', but would be inlined into function 'schoolbook_avx_new1' that is compiled without support for 'avx2'
SABER_indcpa.c: c_avx[1] = _mm256_add_epi16(c_avx[1], temp);
SABER_indcpa.c: ^
SABER_indcpa.c: ././polymul/toom_cook_4/scm_avx.c:54:13: error: always_inline function '_mm256_mullo_epi16' requires target feature 'avx2', but would be inlined into function 'schoolbook_avx_new1' that is compiled without support for 'avx2'
SABER_indcpa.c: c_avx[2] = _mm256_mullo_epi16 (a[0], b[2]);
SABER_indcpa.c: ^
SABER_indcpa.c: ././polymul/toom_cook_4/scm_avx.c:55:9: error: always_inline function '_mm256_mullo_epi16' requires target feature 'avx2', but would be inlined into function 'schoolbook_avx_new1' that is compiled without support for 'avx2'
SABER_indcpa.c: temp = _mm256_mullo_epi16 (a[1], b[1]);
SABER_indcpa.c: ^
SABER_indcpa.c: ././polymul/toom_cook_4/scm_avx.c:56:13: error: always_inline function '_mm256_add_epi16' requires target feature 'avx2', but would be inlined into function 'schoolbook_avx_new1' that is compiled without support for 'avx2'
SABER_indcpa.c: c_avx[2] = _mm256_add_epi16(c_avx[2], temp);
SABER_indcpa.c: ^
SABER_indcpa.c: ././polymul/toom_cook_4/scm_avx.c:57:9: error: always_inline function '_mm256_mullo_epi16' requires target feature 'avx2', but would be inlined into function 'schoolbook_avx_new1' that is compiled without support for 'avx2'
SABER_indcpa.c: temp = _mm256_mullo_epi16 (a[2], b[0]);
SABER_indcpa.c: ...

Number of similar (compiler,implementation) pairs: 1, namely:

Compiler	Implementations
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	avx2