Implementation notes: amd64, samba, crypto_core/mult3sntrup1013

Computer: samba
Microarchitecture: amd64; Skylake (506e3)
Architecture: amd64
CPU ID: GenuineIntel-000506e3-bfebfbff
SUPERCOP version: 20240107
Operation: crypto_core
Primitive: mult3sntrup1013

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
9802	16666 0 0	31971 844 960	`avx800`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
9812	21160 0 0	34387 844 1024	`avx`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
9820	18553 0 0	34139 844 1024	`avx800`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
9822	19257 0 0	32203 844 960	`avx`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
11115	17193 0 0	31733 804 992	`avx800`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231212	20231212
11657	18162 0 0	33077 804 992	`avx`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231212	20231212
16883	14557 0 0	26107 844 928	`avx800`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
16932	17102 0 0	26291 844 928	`avx`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
17236	13961 0 0	26365 836 1024	`avx800`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
17270	15910 0 0	26293 836 1024	`avx`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
21234	14880 0 0	27285 804 992	`avx800`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231212	20231212
22152	15849 0 0	28629 804 992	`avx`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231212	20231212
22255	14310 0 0	25272 780 960	`avx800`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231212	20231212
22669	15119 0 0	26384 780 960	`avx`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231212	20231212
27957	14898 0 0	26948 796 992	`avx800`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231212	20231212
28595	15963 0 0	28356 796 992	`avx`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231212	20231212
309080	4073 0 0	19683 844 1024	`ref`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
327646	2553 0 0	17867 844 960	`ref`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
342968	5836 0 0	20837 804 992	`ref`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231212	20231212
724177	1870 0 0	15827 844 928	`ref`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
2104415	471 0 0	12853 836 1024	`ref`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
2122257	504 0 0	12035 844 928	`ref`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
2448749	643 0 0	13485 804 992	`ref`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231212	20231212
3723912	709 0 0	13156 796 992	`ref`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231212	20231212
4389039	556 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

mult1024.c: mult1024.c:212:7: error: always_inline function '_mm256_set1_epi16' requires target feature 'avx', but would be inlined into function 'crypto_core_mult3sntrup1013_avx_constbranchindex' that is compiled without support for 'avx'
mult1024.c: x = const_x16(0);
mult1024.c: ^
mult1024.c: mult1024.c:10:19: note: expanded from macro 'const_x16'
mult1024.c: #define const_x16 _mm256_set1_epi16
mult1024.c: ^
mult1024.c: mult1024.c:212:7: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
mult1024.c: mult1024.c:10:19: note: expanded from macro 'const_x16'
mult1024.c: #define const_x16 _mm256_set1_epi16
mult1024.c: ^
mult1024.c: mult1024.c:213:36: error: always_inline function '_mm256_storeu_si256' requires target feature 'avx', but would be inlined into function 'crypto_core_mult3sntrup1013_avx_constbranchindex' that is compiled without support for 'avx'
mult1024.c: for (i = p&~15;i < 1024;i += 16) store_x16(&f[i],x);
mult1024.c: ^
mult1024.c: mult1024.c:9:24: note: expanded from macro 'store_x16'
mult1024.c: #define store_x16(p,v) _mm256_storeu_si256((int16x16 *) (p),(v))
mult1024.c: ^
mult1024.c: mult1024.c:213:36: error: AVX vector argument of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
mult1024.c: mult1024.c:9:24: note: expanded from macro 'store_x16'
mult1024.c: #define store_x16(p,v) _mm256_storeu_si256((int16x16 *) (p),(v))
mult1024.c: ^
mult1024.c: mult1024.c:214:36: error: always_inline function '_mm256_storeu_si256' requires target feature 'avx', but would be inlined into function 'crypto_core_mult3sntrup1013_avx_constbranchindex' that is compiled without support for 'avx'
mult1024.c: for (i = p&~15;i < 1024;i += 16) store_x16(&g[i],x);
mult1024.c: ^
mult1024.c: mult1024.c:9:24: note: expanded from macro 'store_x16'
mult1024.c: #define store_x16(p,v) _mm256_storeu_si256((int16x16 *) (p),(v))
mult1024.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

mult1024.c: mult1024.c:212:7: error: always_inline function '_mm256_set1_epi16' requires target feature 'avx', but would be inlined into function 'crypto_core_mult3sntrup1013_avx800_constbranchindex' that is compiled without support for 'avx'
mult1024.c: x = const_x16(0);
mult1024.c: ^
mult1024.c: mult1024.c:10:19: note: expanded from macro 'const_x16'
mult1024.c: #define const_x16 _mm256_set1_epi16
mult1024.c: ^
mult1024.c: mult1024.c:212:7: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
mult1024.c: mult1024.c:10:19: note: expanded from macro 'const_x16'
mult1024.c: #define const_x16 _mm256_set1_epi16
mult1024.c: ^
mult1024.c: mult1024.c:213:36: error: always_inline function '_mm256_storeu_si256' requires target feature 'avx', but would be inlined into function 'crypto_core_mult3sntrup1013_avx800_constbranchindex' that is compiled without support for 'avx'
mult1024.c: for (i = p&~15;i < 1024;i += 16) store_x16(&f[i],x);
mult1024.c: ^
mult1024.c: mult1024.c:9:24: note: expanded from macro 'store_x16'
mult1024.c: #define store_x16(p,v) _mm256_storeu_si256((int16x16 *) (p),(v))
mult1024.c: ^
mult1024.c: mult1024.c:213:36: error: AVX vector argument of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
mult1024.c: mult1024.c:9:24: note: expanded from macro 'store_x16'
mult1024.c: #define store_x16(p,v) _mm256_storeu_si256((int16x16 *) (p),(v))
mult1024.c: ^
mult1024.c: mult1024.c:214:36: error: always_inline function '_mm256_storeu_si256' requires target feature 'avx', but would be inlined into function 'crypto_core_mult3sntrup1013_avx800_constbranchindex' that is compiled without support for 'avx'
mult1024.c: for (i = p&~15;i < 1024;i += 16) store_x16(&g[i],x);
mult1024.c: ^
mult1024.c: mult1024.c:9:24: note: expanded from macro 'store_x16'
mult1024.c: #define store_x16(p,v) _mm256_storeu_si256((int16x16 *) (p),(v))
mult1024.c: ...

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

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