Test results for amd64, phoenix, crypto_decode/256x2

[Page version: 20250816 20:11:49]

Measurements for amd64, phoenix, crypto_decode Test results for amd64, phoenix, crypto_decode Test results for crypto_decode/256x2

Computer: phoenix
Microarchitecture: amd64; Zen 4 (a70f41)
Architecture: amd64
CPU ID: AuthenticAMD-00a70f41-178bfbff
SUPERCOP version: 20250415
Operation: crypto_decode
Primitive: 256x2

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
44	360 0 0	14940 820 968	`avx`	`clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall`	20250814	20250415
44	360 0 0	15436 820 968	`avx`	`clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall`	20250814	20250415
45	389 0 0	12516 780 1064	`avx`	`gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall`	20250814	20250415
46	169 0 0	10148 820 904	`avx`	`clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall`	20250814	20250415
46	165 0 0	11198 812 968	`avx`	`clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall`	20250814	20250415
47	164 0 0	9175 756 936	`avx`	`gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall`	20250814	20250415
48	187 0 0	10387 772 968	`avx`	`gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall`	20250814	20250415
49	190 0 0	10548 780 1064	`avx`	`gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall`	20250814	20250415
547	100 0 0	10444 780 1064	`ref`	`gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall`	20250814	20250415
548	100 0 0	12212 780 1064	`ref`	`gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall`	20250814	20250415
548	89 0 0	10235 772 968	`ref`	`gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall`	20250814	20250415
570	98 0 0	14652 820 968	`ref`	`clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall`	20250814	20250415
570	98 0 0	15148 820 968	`ref`	`clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall`	20250814	20250415
570	98 0 0	16981 820 904	`ref`	`clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall`	20250814	20250415
571	98 0 0	10061 820 904	`ref`	`clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall`	20250814	20250415
657	85 0 0	9071 756 936	`ref`	`gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall`	20250814	20250415
790	83 0 0	11102 812 968	`ref`	`clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall`	20250814	20250415

Compiler output

decode.c: decode.c:16:17: error: always_inline function '_mm256_set1_epi32' requires target feature 'avx', but would be inlined into function 'crypto_decode_256x2_avx_constbranchindex' that is compiled without support for 'avx'
decode.c:    16 |     __m256i x = _mm256_set1_epi32(*(int32_t *) s);
decode.c:       |                 ^
decode.c: decode.c:16:17: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
decode.c: decode.c:18:31: error: always_inline function '_mm256_set_epi64x' requires target feature 'avx', but would be inlined into function 'crypto_decode_256x2_avx_constbranchindex' that is compiled without support for 'avx'
decode.c:    18 |     x = _mm256_shuffle_epi8(x,COPY);
decode.c:       |                               ^
decode.c: decode.c:5:14: note: expanded from macro 'COPY'
decode.c:     5 | #define COPY _mm256_set_epi64x(0x0303030303030303,0x0202020202020202,0x0101010101010101,0x0000000000000000)
decode.c:       |              ^
decode.c: decode.c:18:31: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
decode.c: decode.c:5:14: note: expanded from macro 'COPY'
decode.c:     5 | #define COPY _mm256_set_epi64x(0x0303030303030303,0x0202020202020202,0x0101010101010101,0x0000000000000000)
decode.c:       |              ^
decode.c: decode.c:18:9: error: always_inline function '_mm256_shuffle_epi8' requires target feature 'avx2', but would be inlined into function 'crypto_decode_256x2_avx_constbranchindex' that is compiled without support for 'avx2'
decode.c:    18 |     x = _mm256_shuffle_epi8(x,COPY);
decode.c:       |         ^
decode.c: decode.c:18:9: error: AVX vector argument of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
decode.c: decode.c:20:31: error: always_inline function '_mm256_set1_epi64x' requires target feature 'avx', but would be inlined into function 'crypto_decode_256x2_avx_constbranchindex' that is compiled without support for 'avx'
decode.c:    20 |     x = _mm256_andnot_si256(x,MASK);
decode.c:       |                               ^
decode.c: decode.c:6:14: note: expanded from macro 'MASK'
decode.c:     6 | #define MASK _mm256_set1_epi64x(0x8040201008040201)
decode.c:       |              ^
decode.c: decode.c:20:31: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
decode.c: ...

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

Implementation	Compiler
`avx`	`clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_19.1.7_(3+b1))`

TIMECOP error (can be valgrind bug)

error 132

Process terminating with default action of signal 4 (SIGILL)
 Illegal opcode at address 0x109FCA
   at 0x...: core (try-anything.c:61)
   by 0x...: salsa20 (try-anything.c:101)
   by 0x...: testvector (try-anything.c:124)
   by 0x...: input_prepare (try-anything.c:162)
   by 0x...: test (try.c:95)
   by 0x...: main (try-anything.c:345)
Illegal instruction

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

Implementation	Compiler
`avx`	`clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_19.1.7_(3+b1))`
`ref`	`clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_19.1.7_(3+b1))`

TIMECOP error (can be valgrind bug)

error 132

Process terminating with default action of signal 4 (SIGILL)
 Illegal opcode at address 0x10AC64
   at 0x...: salsa20 (try-anything.c:90)
   by 0x...: canary (try-anything.c:148)
   by 0x...: output_prepare (try-anything.c:178)
   by 0x...: test (try.c:96)
   by 0x...: main (try-anything.c:345)
Illegal instruction

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

Implementation	Compiler
`avx`	`clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_19.1.7_(3+b1))`
`ref`	`clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_19.1.7_(3+b1))`

TIMECOP error (can be valgrind bug)

error 132

Process terminating with default action of signal 4 (SIGILL)
 Illegal opcode at address 0x109A33
   at 0x...: core (try-anything.c:64)
   by 0x...: salsa20 (try-anything.c:101)
   by 0x...: testvector (try-anything.c:124)
   by 0x...: input_prepare (try-anything.c:162)
   by 0x...: test (try.c:95)
   by 0x...: main (try-anything.c:345)
Illegal instruction

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

Implementation	Compiler
`avx`	`clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_19.1.7_(3+b1))`
`ref`	`clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_19.1.7_(3+b1))`

TIMECOP error (can be valgrind bug)

error 132

Process terminating with default action of signal 4 (SIGILL)
 Illegal opcode at address 0x10988A
   at 0x...: core (try-anything.c:64)
   by 0x...: salsa20 (try-anything.c:101)
   by 0x...: testvector (try-anything.c:124)
   by 0x...: input_prepare (try-anything.c:162)
   by 0x...: test (try.c:95)
   by 0x...: main (try-anything.c:345)
Illegal instruction

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

Implementation	Compiler
`avx`	`clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_19.1.7_(3+b1))`
`ref`	`clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_19.1.7_(3+b1))`

TIMECOP error (can be valgrind bug)

error 132

Process terminating with default action of signal 4 (SIGILL)
 Illegal opcode at address 0x1097C4
   at 0x...: core (try-anything.c:64)
   by 0x...: salsa20.part.0 (try-anything.c:101)
   by 0x...: salsa20 (try-anything.c:85)
   by 0x...: testvector (try-anything.c:124)
   by 0x...: input_prepare (try-anything.c:162)
   by 0x...: test (try.c:95)
   by 0x...: main (try-anything.c:345)
Illegal instruction

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

Implementation	Compiler
`avx`	`gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (14.2.0)`
`ref`	`gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (14.2.0)`

TIMECOP error (can be valgrind bug)

error 132

Process terminating with default action of signal 4 (SIGILL)
 Illegal opcode at address 0x1099EA
   at 0x...: st32 (try-anything.c:47)
   by 0x...: core (try-anything.c:78)
   by 0x...: salsa20.part.0 (try-anything.c:101)
   by 0x...: salsa20 (try-anything.c:85)
   by 0x...: testvector (try-anything.c:124)
   by 0x...: input_prepare (try-anything.c:162)
   by 0x...: test (try.c:95)
   by 0x...: main (try-anything.c:345)
Illegal instruction

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

Implementation	Compiler
`avx`	`gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (14.2.0)`
`ref`	`gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (14.2.0)`

TIMECOP error (can be valgrind bug)

error 132

Process terminating with default action of signal 4 (SIGILL)
 Illegal opcode at address 0x10A097
   at 0x...: _mm256_andnot_si256 (avx2intrin.h:188)
   by 0x...: crypto_decode_256x2_avx_constbranchindex (decode.c:20)
   by 0x...: test (try.c:99)
   by 0x...: main (try-anything.c:345)
Illegal instruction

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

Implementation	Compiler
`avx`	`gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (14.2.0)`

TIMECOP error (can be valgrind bug)

error 132

Process terminating with default action of signal 4 (SIGILL)
 Illegal opcode at address 0x1096A1
   at 0x...: core (try-anything.c:64)
   by 0x...: salsa20.part.0 (try-anything.c:101)
   by 0x...: salsa20 (try-anything.c:85)
   by 0x...: testvector (try-anything.c:124)
   by 0x...: input_prepare (try-anything.c:162)
   by 0x...: test (try.c:95)
   by 0x...: main (try-anything.c:345)
Illegal instruction

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

Implementation	Compiler
`avx`	`gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (14.2.0)`
`ref`	`gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (14.2.0)`

Passed TIMECOP

TIMECOP iterations: 10

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

Implementation	Compiler
`ref`	`clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_19.1.7_(3+b1))`
`ref`	`gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (14.2.0)`