Implementation notes: amd64, samba, crypto_core/mult3sntrup1277

Computer: samba
Microarchitecture: amd64; Skylake (506e3)
Architecture: amd64
CPU ID: GenuineIntel-000506e3-bfebfbff
SUPERCOP version: 20240107
Operation: crypto_core
Primitive: mult3sntrup1277

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
12178	20345 0 0	33139 844 960	`avx`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
12286	22681 0 0	35771 844 1024	`avx`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
12375	20074 0 0	35523 844 1024	`avx800`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
12713	17754 0 0	32907 844 960	`avx800`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
13913	19537 0 0	34085 804 992	`avx800`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231212	20231212
14662	20506 0 0	35429 804 992	`avx`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231212	20231212
20139	16140 0 0	28397 836 1024	`avx800`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
20231	18089 0 0	28325 836 1024	`avx`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
22489	18929 0 0	27955 844 928	`avx`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
22601	16384 0 0	27771 844 928	`avx800`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
23924	17191 0 0	29236 796 992	`avx800`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231212	20231212
24310	18256 0 0	30644 796 992	`avx`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231212	20231212
25842	17040 0 0	29445 804 992	`avx800`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231212	20231212
26901	16186 0 0	27144 780 960	`avx800`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231212	20231212
27578	16995 0 0	28272 780 960	`avx`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231212	20231212
28462	18009 0 0	30789 804 992	`avx`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231212	20231212
460845	5033 0 0	20643 844 1024	`ref`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
470074	2857 0 0	18171 844 960	`ref`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
542713	6692 0 0	21685 804 992	`ref`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231212	20231212
1122793	1966 0 0	15923 844 928	`ref`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
3328937	471 0 0	12853 836 1024	`ref`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
3331727	504 0 0	12035 844 928	`ref`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
3979364	667 0 0	13509 804 992	`ref`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231212	20231212
5924631	712 0 0	13156 796 992	`ref`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231212	20231212
7104713	568 0 0	11888 780 960	`ref`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231212	20231212

Compiler output

Implementation: avx
Security model: constbranchindex
Compiler: clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

mult1280.c: mult1280.c:343:7: error: always_inline function '_mm256_set1_epi16' requires target feature 'avx', but would be inlined into function 'crypto_core_mult3sntrup1277_avx_constbranchindex' that is compiled without support for 'avx'
mult1280.c: x = const_x16(0);
mult1280.c: ^
mult1280.c: mult1280.c:10:19: note: expanded from macro 'const_x16'
mult1280.c: #define const_x16 _mm256_set1_epi16
mult1280.c: ^
mult1280.c: mult1280.c:343:7: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
mult1280.c: mult1280.c:10:19: note: expanded from macro 'const_x16'
mult1280.c: #define const_x16 _mm256_set1_epi16
mult1280.c: ^
mult1280.c: mult1280.c:344:36: error: always_inline function '_mm256_storeu_si256' requires target feature 'avx', but would be inlined into function 'crypto_core_mult3sntrup1277_avx_constbranchindex' that is compiled without support for 'avx'
mult1280.c: for (i = p&~15;i < 1280;i += 16) store_x16(&f[i],x);
mult1280.c: ^
mult1280.c: mult1280.c:9:24: note: expanded from macro 'store_x16'
mult1280.c: #define store_x16(p,v) _mm256_storeu_si256((int16x16 *) (p),(v))
mult1280.c: ^
mult1280.c: mult1280.c:344:36: error: AVX vector argument of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
mult1280.c: mult1280.c:9:24: note: expanded from macro 'store_x16'
mult1280.c: #define store_x16(p,v) _mm256_storeu_si256((int16x16 *) (p),(v))
mult1280.c: ^
mult1280.c: mult1280.c:345:36: error: always_inline function '_mm256_storeu_si256' requires target feature 'avx', but would be inlined into function 'crypto_core_mult3sntrup1277_avx_constbranchindex' that is compiled without support for 'avx'
mult1280.c: for (i = p&~15;i < 1280;i += 16) store_x16(&g[i],x);
mult1280.c: ^
mult1280.c: mult1280.c:9:24: note: expanded from macro 'store_x16'
mult1280.c: #define store_x16(p,v) _mm256_storeu_si256((int16x16 *) (p),(v))
mult1280.c: ...

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

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

Compiler output

Implementation: avx800
Security model: constbranchindex
Compiler: clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

mult1280.c: mult1280.c:343:7: error: always_inline function '_mm256_set1_epi16' requires target feature 'avx', but would be inlined into function 'crypto_core_mult3sntrup1277_avx800_constbranchindex' that is compiled without support for 'avx'
mult1280.c: x = const_x16(0);
mult1280.c: ^
mult1280.c: mult1280.c:10:19: note: expanded from macro 'const_x16'
mult1280.c: #define const_x16 _mm256_set1_epi16
mult1280.c: ^
mult1280.c: mult1280.c:343:7: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
mult1280.c: mult1280.c:10:19: note: expanded from macro 'const_x16'
mult1280.c: #define const_x16 _mm256_set1_epi16
mult1280.c: ^
mult1280.c: mult1280.c:344:36: error: always_inline function '_mm256_storeu_si256' requires target feature 'avx', but would be inlined into function 'crypto_core_mult3sntrup1277_avx800_constbranchindex' that is compiled without support for 'avx'
mult1280.c: for (i = p&~15;i < 1280;i += 16) store_x16(&f[i],x);
mult1280.c: ^
mult1280.c: mult1280.c:9:24: note: expanded from macro 'store_x16'
mult1280.c: #define store_x16(p,v) _mm256_storeu_si256((int16x16 *) (p),(v))
mult1280.c: ^
mult1280.c: mult1280.c:344:36: error: AVX vector argument of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
mult1280.c: mult1280.c:9:24: note: expanded from macro 'store_x16'
mult1280.c: #define store_x16(p,v) _mm256_storeu_si256((int16x16 *) (p),(v))
mult1280.c: ^
mult1280.c: mult1280.c:345:36: error: always_inline function '_mm256_storeu_si256' requires target feature 'avx', but would be inlined into function 'crypto_core_mult3sntrup1277_avx800_constbranchindex' that is compiled without support for 'avx'
mult1280.c: for (i = p&~15;i < 1280;i += 16) store_x16(&g[i],x);
mult1280.c: ^
mult1280.c: mult1280.c:9:24: note: expanded from macro 'store_x16'
mult1280.c: #define store_x16(p,v) _mm256_storeu_si256((int16x16 *) (p),(v))
mult1280.c: ...

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

Compiler	Implementations
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	avx800