Implementation notes: amd64, panther, crypto_dh/nist521gs
Computer: panther
Microarchitecture: amd64; Tiger Lake (806c1)
Architecture: amd64
CPU ID: GenuineIntel-000806c1-00-bfebfbff
SUPERCOP version: 20240716
Operation: crypto_dh
Primitive: nist521gs
| Time | Object size | Test size | Implementation | Compiler | Benchmark date | SUPERCOP version |
|---|
| 3880110 | 20159 0 8 | 42842 796 1848 | T:ref | gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240717 | 20240716 |
| 3884466 | 15102 0 8 | 35722 796 1848 | T:ref | gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240717 | 20240716 |
| 3897651 | 22862 0 8 | 45261 836 1784 | T:ref | clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240717 | 20240716 |
| 3904033 | 21022 0 8 | 43405 836 1784 | T:ref | clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240717 | 20240716 |
| 3906636 | 10500 0 8 | 29082 788 1816 | T:ref | gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240717 | 20240716 |
| 4042249 | 29105 0 8 | 50845 836 1752 | T:ref | clang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240717 | 20240716 |
| 4190096 | 11561 0 8 | 30955 828 1752 | T:ref | clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240717 | 20240716 |
| 4194970 | 12999 0 8 | 32067 828 1752 | T:ref | clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240717 | 20240716 |
| 6628427 | 13973 0 8 | 33944 788 1848 | T:ref | gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240717 | 20240716 |
Compiler output
dh.c: dh.c:792:8: warning: unused variable 'k' [-Wunused-variable]
dh.c: int i,k,j,m;
dh.c: ^
dh.c: dh.c:792:10: warning: unused variable 'j' [-Wunused-variable]
dh.c: int i,k,j,m;
dh.c: ^
dh.c: dh.c:792:12: warning: unused variable 'm' [-Wunused-variable]
dh.c: int i,k,j,m;
dh.c: ^
dh.c: dh.c:793:6: warning: unused variable 'tsc' [-Wunused-variable]
dh.c: int tsc,tmc;
dh.c: ^
dh.c: dh.c:793:10: warning: unused variable 'tmc' [-Wunused-variable]
dh.c: int tsc,tmc;
dh.c: ^
dh.c: dh.c:794:25: warning: unused variable 'S' [-Wunused-variable]
dh.c: ECp W[(1<<(WINDOW-1))],S[2],Q;
dh.c: ^
dh.c: dh.c:823:8: warning: unused variable 'x' [-Wunused-variable]
dh.c: int i,x,w[PANES];
dh.c: ^
dh.c: dh.c:876:8: warning: unused variable 'x' [-Wunused-variable]
dh.c: int i,x,w[PANES];
dh.c: ^
dh.c: dh.c:877:14: warning: unused variable 'sh' [-Wunused-variable]
dh.c: ...
Number of similar (implementation,compiler) pairs: 5, 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) |
| T:ref | clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1) |
Compiler output
dh.c: dh.c: In function 'mul':
dh.c: dh.c:794:25: warning: unused variable 'S' [-Wunused-variable]
dh.c: 794 | ECp W[(1<<(WINDOW-1))],S[2],Q;
dh.c: | ^
dh.c: dh.c:793:10: warning: unused variable 'tmc' [-Wunused-variable]
dh.c: 793 | int tsc,tmc;
dh.c: | ^~~
dh.c: dh.c:793:6: warning: unused variable 'tsc' [-Wunused-variable]
dh.c: 793 | int tsc,tmc;
dh.c: | ^~~
dh.c: dh.c:792:12: warning: unused variable 'm' [-Wunused-variable]
dh.c: 792 | int i,k,j,m;
dh.c: | ^
dh.c: dh.c:792:10: warning: unused variable 'j' [-Wunused-variable]
dh.c: 792 | int i,k,j,m;
dh.c: | ^
dh.c: dh.c:792:8: warning: unused variable 'k' [-Wunused-variable]
dh.c: 792 | int i,k,j,m;
dh.c: | ^
dh.c: dh.c: In function 'crypto_dh_nist521gs_ref_timingleaks_keypair':
dh.c: dh.c:823:8: warning: unused variable 'x' [-Wunused-variable]
dh.c: 823 | int i,x,w[PANES];
dh.c: | ^
dh.c: dh.c: In function 'crypto_dh_nist521gs_ref_timingleaks':
dh.c: dh.c:877:14: warning: unused variable 'sh' [-Wunused-variable]
dh.c: ...
Number of similar (implementation,compiler) pairs: 4, namely:
| Implementation | Compiler |
| T:ref | gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110) |
| T:ref | gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110) |
| T:ref | gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110) |
| T:ref | gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110) |
Namespace violations
dh.o add_a T
dh.o add_p T
dh.o copy T
dh.o doubl T
dh.o fe_cmov T
dh.o g2sb T
dh.o g3ad T
dh.o g4sb T
dh.o gadd T
dh.o gcopy T
dh.o gdec T
dh.o ginv T
dh.o gmul T
dh.o gmul2 T
dh.o gmul4 T
dh.o gone T
dh.o gsb2 T
dh.o gsb8 T
dh.o gsqr T
dh.o gsub T
dh.o gtsb T
dh.o gtsb2 T
dh.o inf T
dh.o init T
dh.o mc B
dh.o mul T
dh.o multi_norm T
dh.o neg T
dh.o norm T
dh.o precomp T
dh.o sc B
dh.o scr T
dh.o window T
Number of similar (implementation,compiler) pairs: 9, 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) |
| T:ref | clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1) |
| T:ref | gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110) |
| T:ref | gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110) |
| T:ref | gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110) |
| T:ref | gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110) |