Implementation notes: amd64, rome0, crypto_aead/hs1sivv2

Computer: rome0
Microarchitecture: amd64; Zen 2 (830f10)
Architecture: amd64
CPU ID: AuthenticAMD-00830f10-178bfbff
SUPERCOP version: 20240716
Operation: crypto_aead
Primitive: hs1sivv2

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
6136	13838 0 0	35976 828 1048	`T:faster`	`clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240625	20240625
6155	13870 0 0	36088 828 1048	`T:faster`	`clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240625	20240625
6829	12785 0 0	34968 828 1048	`T:dolbeau/amd64-avx2`	`clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240625	20240625
6855	10361 0 0	32376 828 1048	`T:dolbeau/amd64-avx2`	`clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240625	20240625
7082	11900 0 0	34864 796 1080	`T:faster`	`gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240625	20240625
7297	8408 0 0	28510 820 1016	`T:faster`	`clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240625	20240625
7384	14370 0 0	34911 788 1080	`T:dolbeau/amd64-avx2`	`gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240625	20240625
7437	29055 0 0	51904 796 1080	`T:dolbeau/amd64-avx2`	`gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240625	20240625
7438	9960 0 0	29582 820 1016	`T:dolbeau/amd64-avx2`	`clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240625	20240625
7469	8991 0 0	30336 796 1080	`T:faster`	`gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240625	20240625
7540	7823 0 0	27646 820 1016	`T:faster`	`clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240625	20240625
7555	14042 0 0	35320 796 1080	`T:dolbeau/amd64-avx2`	`gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240625	20240625
7600	7976 0 0	27027 772 1048	`T:faster`	`gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240625	20240625
7897	11154 0 0	30187 772 1048	`T:dolbeau/amd64-avx2`	`gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240625	20240625
7989	8545 0 0	29232 796 1080	`T:faster`	`gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240625	20240625
9673	8777 0 0	30840 828 1048	`T:dolbeau/amd64-sse`	`clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240625	20240625
9674	11185 0 0	33368 828 1048	`T:dolbeau/amd64-sse`	`clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240625	20240625
10726	10786 0 0	32064 796 1080	`T:dolbeau/amd64-sse`	`gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240625	20240625
10765	8435 0 0	28078 820 1016	`T:dolbeau/amd64-sse`	`clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240625	20240625
10805	27862 0 0	50736 796 1080	`T:dolbeau/amd64-sse`	`gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240625	20240625
11015	11091 0 0	31623 788 1080	`T:dolbeau/amd64-sse`	`gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240625	20240625
11235	8925 0 0	27939 772 1048	`T:dolbeau/amd64-sse`	`gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240625	20240625
22190	7810 0 0	30216 828 1016	`T:ref`	`clang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240625	20240625
23042	7842 0 0	30000 828 1048	`T:ref`	`clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240625	20240625
23072	6130 0 0	28248 828 1048	`T:ref`	`clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240625	20240625
30616	5871 0 0	28888 796 1080	`T:ref`	`gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240625	20240625
31905	5719 0 0	27024 796 1080	`T:ref`	`gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240625	20240625
37252	4165 0 0	23926 820 1016	`T:ref`	`clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240625	20240625
37760	4175 0 0	23235 772 1048	`T:ref`	`gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240625	20240625
49660	5616 0 0	26280 796 1080	`T:ref`	`gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240625	20240625
85481	6000 0 0	26046 820 1016	`T:ref`	`clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240625	20240625

Test failure

error 111

Number of similar (implementation,compiler) pairs: 3, namely:

Implementation	Compiler
`T:dolbeau/amd64-avx2`	`clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:dolbeau/amd64-sse`	`clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:faster`	`clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`

Compiler output

encrypt.c: In file included from encrypt.c:194:
encrypt.c: ./c176.h:70:11: warning: unused variable 't_14' [-Wunused-variable]
encrypt.c:   __m128i t_14;
encrypt.c:           ^
encrypt.c: ./c176.h:71:11: warning: unused variable 't_15' [-Wunused-variable]
encrypt.c:   __m128i t_15;
encrypt.c:           ^
encrypt.c: encrypt.c:422:24: warning: unused variable 'ia1' [-Wunused-variable]
encrypt.c:       ALIGN32 uint64_t ia1[4];
encrypt.c:                        ^
encrypt.c: encrypt.c:324:19: warning: unused variable 'j' [-Wunused-variable]
encrypt.c:     unsigned i=0, j;
encrypt.c:                   ^
encrypt.c: 4 warnings generated.

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

Implementation	Compiler
`T:dolbeau/amd64-avx2`	`clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`

Compiler output

encrypt.c: In file included from encrypt.c:194:
encrypt.c: ./c176.h:71:11: warning: unused variable 't_15' [-Wunused-variable]
encrypt.c:   __m128i t_15;
encrypt.c:           ^
encrypt.c: ./c176.h:70:11: warning: unused variable 't_14' [-Wunused-variable]
encrypt.c:   __m128i t_14;
encrypt.c:           ^
encrypt.c: encrypt.c:422:24: warning: unused variable 'ia1' [-Wunused-variable]
encrypt.c:       ALIGN32 uint64_t ia1[4];
encrypt.c:                        ^
encrypt.c: encrypt.c:324:19: warning: unused variable 'j' [-Wunused-variable]
encrypt.c:     unsigned i=0, j;
encrypt.c:                   ^
encrypt.c: 4 warnings generated.

Number of similar (implementation,compiler) pairs: 3, namely:

Implementation	Compiler
`T:dolbeau/amd64-avx2`	`clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:dolbeau/amd64-avx2`	`clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:dolbeau/amd64-avx2`	`clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`

Compiler output

encrypt.c: encrypt.c:90:2: error: "This code requires AVX2 to work"
encrypt.c: #error "This code requires AVX2 to work"
encrypt.c:  ^
encrypt.c: In file included from encrypt.c:194:
encrypt.c: ./c176.h:71:11: warning: unused variable 't_15' [-Wunused-variable]
encrypt.c:   __m128i t_15;
encrypt.c:           ^
encrypt.c: ./c176.h:70:11: warning: unused variable 't_14' [-Wunused-variable]
encrypt.c:   __m128i t_14;
encrypt.c:           ^
encrypt.c: encrypt.c:422:24: warning: unused variable 'ia1' [-Wunused-variable]
encrypt.c:       ALIGN32 uint64_t ia1[4];
encrypt.c:                        ^
encrypt.c: encrypt.c:324:19: warning: unused variable 'j' [-Wunused-variable]
encrypt.c:     unsigned i=0, j;
encrypt.c:                   ^
encrypt.c: 4 warnings and 1 error generated.

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

Implementation	Compiler
`T:dolbeau/amd64-avx2`	`clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`

Compiler output

encrypt.c: In file included from encrypt.c:194:
encrypt.c: encrypt.c: In function 'chacha_noxor176':
encrypt.c: c176.h:71:11: warning: unused variable 't_15' [-Wunused-variable]
encrypt.c:    71 |   __m128i t_15;
encrypt.c:       |           ^~~~
encrypt.c: c176.h:70:11: warning: unused variable 't_14' [-Wunused-variable]
encrypt.c:    70 |   __m128i t_14;
encrypt.c:       |           ^~~~
encrypt.c: encrypt.c: In function 'prf_hash2_2':
encrypt.c: encrypt.c:422:24: warning: unused variable 'ia1' [-Wunused-variable]
encrypt.c:   422 |       ALIGN32 uint64_t ia1[4];
encrypt.c:       |                        ^~~
encrypt.c: encrypt.c:324:19: warning: unused variable 'j' [-Wunused-variable]
encrypt.c:   324 |     unsigned i=0, j;
encrypt.c:       |                   ^
encrypt.c: encrypt.c: In function 'hs1_data':
encrypt.c: encrypt.c:541:18: warning: variable 'mtot' set but not used [-Wunused-but-set-variable]
encrypt.c:   541 |   unsigned atot, mtot, arnd64, mrnd64;
encrypt.c:       |                  ^~~~
encrypt.c: encrypt.c:541:12: warning: variable 'atot' set but not used [-Wunused-but-set-variable]
encrypt.c:   541 |   unsigned atot, mtot, arnd64, mrnd64;
encrypt.c:       |            ^~~~

Number of similar (implementation,compiler) pairs: 4, namely:

Implementation	Compiler
`T:dolbeau/amd64-avx2`	`gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:dolbeau/amd64-avx2`	`gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:dolbeau/amd64-avx2`	`gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:dolbeau/amd64-avx2`	`gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`

Compiler output

encrypt.c: encrypt.c:90:2: error: "This code requires AVX512F to work"
encrypt.c: #error "This code requires AVX512F to work"
encrypt.c:  ^
encrypt.c: In file included from encrypt.c:194:
encrypt.c: ./c176.h:70:11: warning: unused variable 't_14' [-Wunused-variable]
encrypt.c:   __m128i t_14;
encrypt.c:           ^
encrypt.c: ./c176.h:71:11: warning: unused variable 't_15' [-Wunused-variable]
encrypt.c:   __m128i t_15;
encrypt.c:           ^
encrypt.c: encrypt.c:322:20: error: conflicting types for '_mm512_reduce_add_epi64'
encrypt.c: unsigned long long _mm512_reduce_add_epi64 (__m512i a) {
encrypt.c:                    ^
encrypt.c: /usr/lib/llvm-11/lib/clang/11.0.1/include/avx512fintrin.h:9319:51: note: previous definition is here
encrypt.c: static __inline__ long long __DEFAULT_FN_ATTRS512 _mm512_reduce_add_epi64(__m512i __W) {
encrypt.c:                                                   ^
encrypt.c: encrypt.c:335:21: error: invalid input size for constraint 'Yz'
encrypt.c:         : [a] "Yz" (a)
encrypt.c:                     ^
encrypt.c: encrypt.c:487:19: warning: unused variable 'kv16' [-Wunused-variable]
encrypt.c:           __m512i kv16 = _mm512_loadu_si512((const __m512i*)(nhkey+16)); // 2
encrypt.c:                   ^
encrypt.c: encrypt.c:488:19: warning: unused variable 'kv20' [-Wunused-variable]
encrypt.c:           __m512i kv20 = _mm512_loadu_si512((const __m512i*)(nhkey+20)); // 2
encrypt.c:                   ^
encrypt.c: ...

Number of similar (implementation,compiler) pairs: 2, namely:

Implementation	Compiler
`T:dolbeau/amd64-avx512`	`clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:dolbeau/amd64-avx512`	`clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`

Compiler output

encrypt.c: encrypt.c:90:2: error: "This code requires AVX512F to work"
encrypt.c: #error "This code requires AVX512F to work"
encrypt.c:  ^
encrypt.c: In file included from encrypt.c:194:
encrypt.c: ./c176.h:71:11: warning: unused variable 't_15' [-Wunused-variable]
encrypt.c:   __m128i t_15;
encrypt.c:           ^
encrypt.c: ./c176.h:70:11: warning: unused variable 't_14' [-Wunused-variable]
encrypt.c:   __m128i t_14;
encrypt.c:           ^
encrypt.c: encrypt.c:322:20: error: conflicting types for '_mm512_reduce_add_epi64'
encrypt.c: unsigned long long _mm512_reduce_add_epi64 (__m512i a) {
encrypt.c:                    ^
encrypt.c: /usr/lib/llvm-11/lib/clang/11.0.1/include/avx512fintrin.h:9319:51: note: previous definition is here
encrypt.c: static __inline__ long long __DEFAULT_FN_ATTRS512 _mm512_reduce_add_epi64(__m512i __W) {
encrypt.c:                                                   ^
encrypt.c: encrypt.c:335:21: error: invalid input size for constraint 'Yz'
encrypt.c:         : [a] "Yz" (a)
encrypt.c:                     ^
encrypt.c: encrypt.c:488:19: warning: unused variable 'kv20' [-Wunused-variable]
encrypt.c:           __m512i kv20 = _mm512_loadu_si512((const __m512i*)(nhkey+20)); // 2
encrypt.c:                   ^
encrypt.c: encrypt.c:487:19: warning: unused variable 'kv16' [-Wunused-variable]
encrypt.c:           __m512i kv16 = _mm512_loadu_si512((const __m512i*)(nhkey+16)); // 2
encrypt.c:                   ^
encrypt.c: ...

Number of similar (implementation,compiler) pairs: 2, namely:

Implementation	Compiler
`T:dolbeau/amd64-avx512`	`clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:dolbeau/amd64-avx512`	`clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`

Compiler output

encrypt.c: encrypt.c:90:2: error: "This code requires AVX512F to work"
encrypt.c: #error "This code requires AVX512F to work"
encrypt.c:  ^
encrypt.c: In file included from encrypt.c:194:
encrypt.c: ./c176.h:70:11: warning: unused variable 't_14' [-Wunused-variable]
encrypt.c:   __m128i t_14;
encrypt.c:           ^
encrypt.c: ./c176.h:71:11: warning: unused variable 't_15' [-Wunused-variable]
encrypt.c:   __m128i t_15;
encrypt.c:           ^
encrypt.c: encrypt.c:322:20: error: conflicting types for '_mm512_reduce_add_epi64'
encrypt.c: unsigned long long _mm512_reduce_add_epi64 (__m512i a) {
encrypt.c:                    ^
encrypt.c: /usr/lib/llvm-11/lib/clang/11.0.1/include/avx512fintrin.h:9319:51: note: previous definition is here
encrypt.c: static __inline__ long long __DEFAULT_FN_ATTRS512 _mm512_reduce_add_epi64(__m512i __W) {
encrypt.c:                                                   ^
encrypt.c: encrypt.c:335:21: error: invalid input size for constraint 'Yz'
encrypt.c:         : [a] "Yz" (a)
encrypt.c:                     ^
encrypt.c: encrypt.c:480:24: warning: unused variable 'ia1' [-Wunused-variable]
encrypt.c:       ALIGN32 uint64_t ia1[4];
encrypt.c:                        ^
encrypt.c: encrypt.c:487:19: warning: unused variable 'kv16' [-Wunused-variable]
encrypt.c:           __m512i kv16 = _mm512_loadu_si512((const __m512i*)(nhkey+16)); // 2
encrypt.c:                   ^
encrypt.c: ...

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

Implementation	Compiler
`T:dolbeau/amd64-avx512`	`clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`

Compiler output

encrypt.c: encrypt.c:90:2: error: #error "This code requires AVX512F to work"
encrypt.c:    90 | #error "This code requires AVX512F to work"
encrypt.c:       |  ^~~~~
encrypt.c: In file included from encrypt.c:194:
encrypt.c: encrypt.c: In function 'chacha_noxor176':
encrypt.c: c176.h:71:11: warning: unused variable 't_15' [-Wunused-variable]
encrypt.c:    71 |   __m128i t_15;
encrypt.c:       |           ^~~~
encrypt.c: c176.h:70:11: warning: unused variable 't_14' [-Wunused-variable]
encrypt.c:    70 |   __m128i t_14;
encrypt.c:       |           ^~~~
encrypt.c: encrypt.c: At top level:
encrypt.c: encrypt.c:322:20: error: conflicting types for '_mm512_reduce_add_epi64'
encrypt.c:   322 | unsigned long long _mm512_reduce_add_epi64 (__m512i a) {
encrypt.c:       |                    ^~~~~~~~~~~~~~~~~~~~~~~
encrypt.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/10/include/immintrin.h:55,
encrypt.c:                  from encrypt.c:54:
encrypt.c: /usr/lib/gcc/x86_64-linux-gnu/10/include/avx512fintrin.h:16018:1: note: previous definition of '_mm512_reduce_add_epi64' was here
encrypt.c: 16018 | _mm512_reduce_add_epi64 (__m512i __A)
encrypt.c:       | ^~~~~~~~~~~~~~~~~~~~~~~
encrypt.c: encrypt.c: In function 'prf_hash2_2':
encrypt.c: encrypt.c:488:19: warning: unused variable 'kv20' [-Wunused-variable]
encrypt.c:   488 |           __m512i kv20 = _mm512_loadu_si512((const __m512i*)(nhkey+20)); // 2
encrypt.c:       |                   ^~~~
encrypt.c: encrypt.c:487:19: warning: unused variable 'kv16' [-Wunused-variable]
encrypt.c: ...

Number of similar (implementation,compiler) pairs: 4, namely:

Implementation	Compiler
`T:dolbeau/amd64-avx512`	`gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:dolbeau/amd64-avx512`	`gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:dolbeau/amd64-avx512`	`gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:dolbeau/amd64-avx512`	`gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`

Compiler output

encrypt.c: In file included from encrypt.c:190:
encrypt.c: ./c176.h:71:11: warning: unused variable 't_15' [-Wunused-variable]
encrypt.c:   __m128i t_15;
encrypt.c:           ^
encrypt.c: ./c176.h:70:11: warning: unused variable 't_14' [-Wunused-variable]
encrypt.c:   __m128i t_14;
encrypt.c:           ^
encrypt.c: encrypt.c:418:24: warning: unused variable 'ia1' [-Wunused-variable]
encrypt.c:       ALIGN32 uint64_t ia1[4];
encrypt.c:                        ^
encrypt.c: encrypt.c:311:19: warning: unused variable 'j' [-Wunused-variable]
encrypt.c:     unsigned i=0, j;
encrypt.c:                   ^
encrypt.c: 4 warnings generated.

Number of similar (implementation,compiler) pairs: 3, namely:

Implementation	Compiler
`T:dolbeau/amd64-sse`	`clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:dolbeau/amd64-sse`	`clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:dolbeau/amd64-sse`	`clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`

Compiler output

encrypt.c: In file included from encrypt.c:190:
encrypt.c: ./c176.h:70:11: warning: unused variable 't_14' [-Wunused-variable]
encrypt.c:   __m128i t_14;
encrypt.c:           ^
encrypt.c: ./c176.h:71:11: warning: unused variable 't_15' [-Wunused-variable]
encrypt.c:   __m128i t_15;
encrypt.c:           ^
encrypt.c: encrypt.c:418:24: warning: unused variable 'ia1' [-Wunused-variable]
encrypt.c:       ALIGN32 uint64_t ia1[4];
encrypt.c:                        ^
encrypt.c: encrypt.c:311:19: warning: unused variable 'j' [-Wunused-variable]
encrypt.c:     unsigned i=0, j;
encrypt.c:                   ^
encrypt.c: 4 warnings generated.

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

Implementation	Compiler
`T:dolbeau/amd64-sse`	`clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`

Compiler output

encrypt.c: In file included from encrypt.c:190:
encrypt.c: ./c176.h:71:11: warning: unused variable 't_15' [-Wunused-variable]
encrypt.c:   __m128i t_15;
encrypt.c:           ^
encrypt.c: ./c176.h:70:11: warning: unused variable 't_14' [-Wunused-variable]
encrypt.c:   __m128i t_14;
encrypt.c:           ^
encrypt.c: encrypt.c:418:24: warning: unused variable 'ia1' [-Wunused-variable]
encrypt.c:       ALIGN32 uint64_t ia1[4];
encrypt.c:                        ^
encrypt.c: encrypt.c:311:19: warning: unused variable 'j' [-Wunused-variable]
encrypt.c:     unsigned i=0, j;
encrypt.c:                   ^
encrypt.c: In file included from encrypt.c:190:
encrypt.c: ./c176.h:99:7: error: always_inline function '_mm_shuffle_epi8' requires target feature 'ssse3', but would be inlined into function 'chacha_noxor176' that is compiled without support for 'ssse3'
encrypt.c:       VEC4_QUARTERROUND( 0, 4, 8,12);
encrypt.c:       ^
encrypt.c: ./c176.h:17:36: note: expanded from macro 'VEC4_QUARTERROUND'
encrypt.c: #define VEC4_QUARTERROUND(a,b,c,d) VEC4_QUARTERROUND_SHUFFLE(a,b,c,d)
encrypt.c:                                    ^
encrypt.c: ./c176.h:12:86: note: expanded from macro 'VEC4_QUARTERROUND_SHUFFLE'
encrypt.c:    x_##a = _mm_add_epi32(x_##a, x_##b); t_##a = _mm_xor_si128(x_##d, x_##a); x_##d = _mm_shuffle_epi8(t_##a, rot16); \
encrypt.c:                                                                                      ^
encrypt.c: ./c176.h:99:7: error: always_inline function '_mm_shuffle_epi8' requires target feature 'ssse3', but would be inlined into function 'chacha_noxor176' that is compiled without support for 'ssse3'
encrypt.c: ./c176.h:17:36: note: expanded from macro 'VEC4_QUARTERROUND'
encrypt.c: ...

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

Implementation	Compiler
`T:dolbeau/amd64-sse`	`clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`

Compiler output

encrypt.c: In file included from encrypt.c:190:
encrypt.c: encrypt.c: In function 'chacha_noxor176':
encrypt.c: c176.h:71:11: warning: unused variable 't_15' [-Wunused-variable]
encrypt.c:    71 |   __m128i t_15;
encrypt.c:       |           ^~~~
encrypt.c: c176.h:70:11: warning: unused variable 't_14' [-Wunused-variable]
encrypt.c:    70 |   __m128i t_14;
encrypt.c:       |           ^~~~
encrypt.c: encrypt.c: In function 'prf_hash2_2':
encrypt.c: encrypt.c:418:24: warning: unused variable 'ia1' [-Wunused-variable]
encrypt.c:   418 |       ALIGN32 uint64_t ia1[4];
encrypt.c:       |                        ^~~
encrypt.c: encrypt.c:311:19: warning: unused variable 'j' [-Wunused-variable]
encrypt.c:   311 |     unsigned i=0, j;
encrypt.c:       |                   ^
encrypt.c: encrypt.c: In function 'hs1_data':
encrypt.c: encrypt.c:558:18: warning: variable 'mtot' set but not used [-Wunused-but-set-variable]
encrypt.c:   558 |   unsigned atot, mtot, arnd64, mrnd64;
encrypt.c:       |                  ^~~~
encrypt.c: encrypt.c:558:12: warning: variable 'atot' set but not used [-Wunused-but-set-variable]
encrypt.c:   558 |   unsigned atot, mtot, arnd64, mrnd64;
encrypt.c:       |            ^~~~

Number of similar (implementation,compiler) pairs: 4, namely:

Implementation	Compiler
`T:dolbeau/amd64-sse`	`gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:dolbeau/amd64-sse`	`gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:dolbeau/amd64-sse`	`gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:dolbeau/amd64-sse`	`gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`