Implementation notes: amd64, jasper3, crypto_dh/nist521gs

Computer: jasper3
Microarchitecture: amd64; Tremont (906c0)
Architecture: amd64
CPU ID: GenuineIntel-000906c0-20-bfebfbff
SUPERCOP version: 20240625
Operation: crypto_dh
Primitive: nist521gs
TimeObject sizeTest sizeImplementationCompilerBenchmark dateSUPERCOP version
788932110450 0 827402 788 1784T:refgcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062720240625
1074801722190 0 842394 796 1816T:refgcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062720240625
1085745715280 0 834298 796 1816T:refgcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062720240625
1096381427273 0 848792 820 1720T:refclang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062720240625
1098464125497 0 844680 820 1720T:refclang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062720240625
1106718229105 0 849248 820 1720T:refclang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062720240625
1119443513317 0 830582 812 1720T:refclang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062720240625
1119644111801 0 829646 812 1720T:refclang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062720240625
1485599814224 0 832680 788 1816T:refgcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062720240625

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:
ImplementationCompiler
T:refclang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:refclang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:refclang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:refclang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:refclang -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:
ImplementationCompiler
T:refgcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:refgcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:refgcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:refgcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)