Implementation notes: amd64, dali, crypto_kem/hqc1921

Computer: dali
Microarchitecture: amd64; Zen (820f01)
Architecture: amd64
CPU ID: AuthenticAMD-00820f01-178bfbff
SUPERCOP version: 20240625
Operation: crypto_kem
Primitive: hqc1921

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
3576522	31268 32 55	1424256 3524 6872	`T:ref`	`g++_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240710	20240625
3693824	31441 0 52	59080 884 1816	`T:opt`	`gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240710	20240625
4108165	13887 32 55	1405937 3524 6872	`T:ref`	`g++_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240710	20240625
4194441	39704 32 55	1426090 3540 6808	`T:ref`	`clang++_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240710	20240625
4213831	35409 32 55	1421674 3540 6808	`T:ref`	`clang++_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240710	20240625
4340056	12812 32 55	1401352 3540 6776	`T:ref`	`clang++_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240710	20240625
4364072	12005 32 55	1399922 3524 6776	`T:ref`	`clang++_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240710	20240625
4547926	13014 32 55	1404304 3516 6872	`T:ref`	`g++_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240710	20240625
4560621	13923 0 52	40736 884 1816	`T:opt`	`gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240710	20240625
4668353	13015 0 52	38998 876 1816	`T:opt`	`gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240710	20240625
5502827	10677 32 55	1401038 3516 6840	`T:ref`	`g++_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240710	20240625
6048553	10448 0 52	35440 876 1784	`T:opt`	`gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240710	20240625

Compiler output

gf2x_avx2.c: gf2x_avx2.c:87:19: error: use of unknown builtin '__builtin_shuffle' [-Wimplicit-function-declaration]
gf2x_avx2.c:     rightVector = __builtin_shuffle(
gf2x_avx2.c:                   ^
gf2x_avx2.c: gf2x_avx2.c:87:17: error: assigning to 'v8uint32' (vector of 8 'uint32_t' values) from incompatible type 'int'
gf2x_avx2.c:     rightVector = __builtin_shuffle(
gf2x_avx2.c:                 ^ ~~~~~~~~~~~~~~~~~~
gf2x_avx2.c: gf2x_avx2.c:89:16: error: assigning to 'v8uint32' (vector of 8 'uint32_t' values) from incompatible type 'int'
gf2x_avx2.c:     leftVector = __builtin_shuffle(
gf2x_avx2.c:                ^ ~~~~~~~~~~~~~~~~~~
gf2x_avx2.c: 3 errors generated.

Number of similar (implementation,compiler) pairs: 5, namely:

Implementation	Compiler
`T:opt`	`clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:opt`	`clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:opt`	`clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:opt`	`clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:opt`	`clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`

Compiler output

rng.c: rng.c: In function 'AES256_ECB':
rng.c: rng.c:123:9: warning: variable 'ciphertext_len' set but not used [-Wunused-but-set-variable]
rng.c:   123 |     int ciphertext_len;
rng.c:       |         ^~~~~~~~~~~~~~

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

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

Compiler output

rng.c: clang: warning: treating 'c' input as 'c++' when in C++ mode, this behavior is deprecated [-Wdeprecated]

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

Implementation	Compiler
`T:ref`	`clang++ -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:ref`	`clang++ -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:ref`	`clang++ -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:ref`	`clang++ -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`

Compiler output

rng.c: rng.c: In function 'int seedexpander(AES_XOF_struct*, unsigned char*, long unsigned int)':
rng.c: rng.c:75:19: warning: comparison of integer expressions of different signedness: 'long unsigned int' and 'int' [-Wsign-compare]
rng.c:    75 |         if ( xlen <= (16-ctx->buffer_pos) ) { // buffer has what we need
rng.c:       |              ~~~~~^~~~~~~~~~~~~~~~~~~~~~~
rng.c: rng.c: In function 'void AES256_ECB(unsigned char*, unsigned char*, unsigned char*)':
rng.c: rng.c:123:9: warning: variable 'ciphertext_len' set but not used [-Wunused-but-set-variable]
rng.c:   123 |     int ciphertext_len;
rng.c:       |         ^~~~~~~~~~~~~~

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

Implementation	Compiler
`T:ref`	`g++ -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:ref`	`g++ -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:ref`	`g++ -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall`
`T:ref`	`g++ -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`