Implementation notes: amd64, panther, crypto_verify/1975

Computer: panther
Microarchitecture: amd64; Tiger Lake (806c1)
Architecture: amd64
CPU ID: GenuineIntel-000806c1-00-bfebfbff
SUPERCOP version: 20240625
Operation: crypto_verify
Primitive: 1975
TimeObject sizeTest sizeImplementationCompilerBenchmark dateSUPERCOP version
162188 0 010235 820 888avxclang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062520240625
169190 0 010311 772 920avxgcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062520240625
170191 0 012856 780 920avxgcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062520240625
171191 0 010752 780 920avxgcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062520240625
173173 0 09299 756 888avxgcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062520240625
185176 0 010043 820 888avxclang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062520240625
187183 0 013213 828 888avxclang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062520240625
189183 0 013181 828 888avxclang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062520240625
535740 0 013773 828 888refclang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062520240625
537740 0 013741 828 888refclang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062520240625
885346 0 012765 828 888refclang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062520240625
391599 0 010155 820 888refclang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062520240625
391992 0 010656 780 920refgcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062520240625
402992 0 012760 780 920refgcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062520240625
403894 0 010215 772 920refgcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062520240625
610686 0 09963 820 888refclang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062520240625
627986 0 09219 756 888refgcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062520240625

Compiler output


verify.c: verify.c:6:18: error: always_inline function '_mm256_set1_epi8' requires target feature 'avx', but would be inlined into function 'crypto_verify_1975_avx_constbranchindex' that is compiled without support for 'avx'
verify.c:   __m256i diff = _mm256_set1_epi8(0);
verify.c:                  ^
verify.c: verify.c:6:18: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
verify.c: verify.c:13:20: error: always_inline function '_mm256_loadu_si256' requires target feature 'avx', but would be inlined into function 'crypto_verify_1975_avx_constbranchindex' that is compiled without support for 'avx'
verify.c:       __m256i x0 = _mm256_loadu_si256((__m256i *) x);
verify.c:                    ^
verify.c: verify.c:13:20: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
verify.c: verify.c:14:20: error: always_inline function '_mm256_loadu_si256' requires target feature 'avx', but would be inlined into function 'crypto_verify_1975_avx_constbranchindex' that is compiled without support for 'avx'
verify.c:       __m256i y0 = _mm256_loadu_si256((__m256i *) y);
verify.c:                    ^
verify.c: verify.c:14:20: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
verify.c: verify.c:25:11: error: always_inline function '_mm256_srli_epi16' requires target feature 'avx2', but would be inlined into function 'crypto_verify_1975_avx_constbranchindex' that is compiled without support for 'avx2'
verify.c:   diff |= _mm256_srli_epi16(diff,8);
verify.c:           ^
verify.c: verify.c:25:11: error: AVX vector argument of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
verify.c: verify.c:26:11: error: always_inline function '_mm256_srli_epi32' requires target feature 'avx2', but would be inlined into function 'crypto_verify_1975_avx_constbranchindex' that is compiled without support for 'avx2'
verify.c:   diff |= _mm256_srli_epi32(diff,16);
verify.c:           ^
verify.c: verify.c:26:11: error: AVX vector argument of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
verify.c: verify.c:27:11: error: always_inline function '_mm256_srli_epi64' requires target feature 'avx2', but would be inlined into function 'crypto_verify_1975_avx_constbranchindex' that is compiled without support for 'avx2'
verify.c:   diff |= _mm256_srli_epi64(diff,32);
verify.c:           ^
verify.c: verify.c:27:11: error: AVX vector argument of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
verify.c: verify.c:29:19: error: '__builtin_ia32_vec_ext_v32qi' needs target feature avx
verify.c: ...

Number of similar (implementation,compiler) pairs: 1, namely:
ImplementationCompiler
avxclang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)

TIMECOP error (can be valgrind bug)


Process terminating with default action of signal 4 (SIGILL)
 Illegal opcode at address 0x402866
   at 0x...: crypto_verify_1975_avx_constbranchindex (verify.c:15)
   by 0x...: check (try.c:63)
   by 0x...: test (try.c:84)
   by 0x...: main (try-anything.c:345)

Number of similar (implementation,compiler) pairs: 1, namely:
ImplementationCompiler
avxclang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)

TIMECOP error (can be valgrind bug)


Process terminating with default action of signal 4 (SIGILL)
 Illegal opcode at address 0x402876
   at 0x...: crypto_verify_1975_avx_constbranchindex (verify.c:15)
   by 0x...: check (try.c:63)
   by 0x...: test (try.c:84)
   by 0x...: main (try-anything.c:345)

Number of similar (implementation,compiler) pairs: 1, namely:
ImplementationCompiler
avxclang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)

TIMECOP error (can be valgrind bug)


Process terminating with default action of signal 4 (SIGILL)
 Illegal opcode at address 0x401F3B
   at 0x...: crypto_verify_1975_avx_constbranchindex (verify.c:15)
   by 0x...: check (try.c:63)
   by 0x...: test (try.c:84)
   by 0x...: main (try-anything.c:345)

Number of similar (implementation,compiler) pairs: 1, namely:
ImplementationCompiler
avxclang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)

TIMECOP error (can be valgrind bug)


Process terminating with default action of signal 4 (SIGILL)
 Illegal opcode at address 0x401EB3
   at 0x...: crypto_verify_1975_avx_constbranchindex (verify.c:15)
   by 0x...: check (try.c:63)
   by 0x...: test (try.c:84)
   by 0x...: main (try-anything.c:345)

Number of similar (implementation,compiler) pairs: 1, namely:
ImplementationCompiler
avxclang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)

TIMECOP error (can be valgrind bug)


Process terminating with default action of signal 4 (SIGILL)
 Illegal opcode at address 0x10998A
   at 0x...: st32 (try-anything.c:47)
   by 0x...: core (try-anything.c:78)
   by 0x...: salsa20 (try-anything.c:101)
   by 0x...: salsa20 (try-anything.c:81)
   by 0x...: testvector (try-anything.c:124)
   by 0x...: myrandom (try-anything.c:132)
   by 0x...: test (try.c:87)
   by 0x...: main (try-anything.c:345)

Number of similar (implementation,compiler) pairs: 2, namely:
ImplementationCompiler
avxgcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
refgcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)

TIMECOP error (can be valgrind bug)


Process terminating with default action of signal 4 (SIGILL)
 Illegal opcode at address 0x402943
   at 0x...: crypto_verify_1975_ref_constbranchindex (verify.c:8)
   by 0x...: check (try.c:63)
   by 0x...: test (try.c:84)
   by 0x...: main (try-anything.c:345)

Number of similar (implementation,compiler) pairs: 1, namely:
ImplementationCompiler
refclang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)

TIMECOP error (can be valgrind bug)


Process terminating with default action of signal 4 (SIGILL)
 Illegal opcode at address 0x402953
   at 0x...: crypto_verify_1975_ref_constbranchindex (verify.c:8)
   by 0x...: check (try.c:63)
   by 0x...: test (try.c:84)
   by 0x...: main (try-anything.c:345)

Number of similar (implementation,compiler) pairs: 1, namely:
ImplementationCompiler
refclang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)

TIMECOP error (can be valgrind bug)


Process terminating with default action of signal 4 (SIGILL)
 Illegal opcode at address 0x401912
   at 0x...: core (try-anything.c:73)
   by 0x...: salsa20 (try-anything.c:101)
   by 0x...: testvector (try-anything.c:124)
   by 0x...: myrandom (try-anything.c:132)
   by 0x...: test (try.c:87)
   by 0x...: main (try-anything.c:345)

Number of similar (implementation,compiler) pairs: 1, namely:
ImplementationCompiler
refclang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)

Passed TIMECOP


TIMECOP iterations: 10

Number of similar (implementation,compiler) pairs: 8, namely:
ImplementationCompiler
avxgcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
avxgcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
avxgcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
refclang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
refclang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
refgcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
refgcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
refgcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)