Implementation notes: amd64, cezanne, crypto_hash/mcssha6
Computer: cezanne
Microarchitecture: amd64; Zen 3 (a50f00)
Architecture: amd64
CPU ID: AuthenticAMD-00a50f00-178bfbff
SUPERCOP version: 20240808
Operation: crypto_hash
Primitive: mcssha6
Time | Object size | Test size | Implementation | Compiler | Benchmark date | SUPERCOP version |
79065 | 5382 0 0 | 18208 812 888 | T:ref | clang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240716 | 20240716 |
79422 | 4494 0 0 | 15062 804 888 | T:ref | clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240716 | 20240716 |
79962 | 4809 0 0 | 15423 772 952 | T:ref | gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240716 | 20240716 |
81371 | 5318 0 0 | 18464 812 920 | T:ref | clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240716 | 20240716 |
81774 | 5610 0 0 | 18512 812 920 | T:ref | clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240716 | 20240716 |
81941 | 6555 0 0 | 19328 780 952 | T:ref | gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240716 | 20240716 |
82289 | 5180 0 0 | 16280 780 952 | T:ref | gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240716 | 20240716 |
87473 | 4498 0 0 | 14766 804 888 | T:ref | clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240716 | 20240716 |
93184 | 3931 0 0 | 13579 756 920 | T:ref | gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240716 | 20240716 |
Compiler output
mcssha6.c: mcssha6.c:54:8: warning: unused variable 'filename' [-Wunused-variable]
mcssha6.c: char filename[128];
mcssha6.c: ^
mcssha6.c: mcssha6.c:376:26: warning: unused variable 'x1' [-Wunused-variable]
mcssha6.c: register unsigned long x1,x2,x3,x4,i;
mcssha6.c: ^
mcssha6.c: mcssha6.c:376:29: warning: unused variable 'x2' [-Wunused-variable]
mcssha6.c: register unsigned long x1,x2,x3,x4,i;
mcssha6.c: ^
mcssha6.c: mcssha6.c:376:32: warning: unused variable 'x3' [-Wunused-variable]
mcssha6.c: register unsigned long x1,x2,x3,x4,i;
mcssha6.c: ^
mcssha6.c: mcssha6.c:376:35: warning: unused variable 'x4' [-Wunused-variable]
mcssha6.c: register unsigned long x1,x2,x3,x4,i;
mcssha6.c: ^
mcssha6.c: mcssha6.c:378:15: warning: unused variable 'empty' [-Wunused-variable]
mcssha6.c: BitSequence empty,bits,last;
mcssha6.c: ^
mcssha6.c: mcssha6.c:378:21: warning: unused variable 'bits' [-Wunused-variable]
mcssha6.c: BitSequence empty,bits,last;
mcssha6.c: ^
mcssha6.c: mcssha6.c:378:26: warning: unused variable 'last' [-Wunused-variable]
mcssha6.c: BitSequence empty,bits,last;
mcssha6.c: ^
mcssha6.c: 8 warnings generated.
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
mcssha6.c: mcssha6.c: In function 'Init':
mcssha6.c: mcssha6.c:60:23: warning: suggest parentheses around comparison in operand of '|' [-Wparentheses]
mcssha6.c: 60 | if(hashbitlen == 224 | hashbitlen == 256)
mcssha6.c: | ~~~~~~~~~~~^~~~~~
mcssha6.c: mcssha6.c:54:8: warning: unused variable 'filename' [-Wunused-variable]
mcssha6.c: 54 | char filename[128];
mcssha6.c: | ^~~~~~~~
mcssha6.c: mcssha6.c: In function 'Update':
mcssha6.c: mcssha6.c:98:17: warning: suggest parentheses around comparison in operand of '&' [-Wparentheses]
mcssha6.c: 98 | if(data == NULL & databitlen == 0)return(SUCCESS);
mcssha6.c: | ^
mcssha6.c: mcssha6.c:99:11: warning: suggest parentheses around comparison in operand of '&' [-Wparentheses]
mcssha6.c: 99 | if(data == NULL & databitlen != 0)return(BAD_HASHBITLEN);
mcssha6.c: | ^
mcssha6.c: mcssha6.c:113:29: warning: suggest parentheses around comparison in operand of '|' [-Wparentheses]
mcssha6.c: 113 | if(c->hashbitlen == 224 | c->hashbitlen == 256)
mcssha6.c: | ~~~~~~~~~~~~~~^~~~~~
mcssha6.c: mcssha6.c:159:29: warning: suggest parentheses around comparison in operand of '|' [-Wparentheses]
mcssha6.c: 159 | if(c->hashbitlen == 224 | c->hashbitlen == 256)
mcssha6.c: | ~~~~~~~~~~~~~~^~~~~~
mcssha6.c: mcssha6.c: In function 'Final':
mcssha6.c: mcssha6.c:378:26: warning: unused variable 'last' [-Wunused-variable]
mcssha6.c: 378 | BitSequence empty,bits,last;
mcssha6.c: | ^~~~
mcssha6.c: mcssha6.c:378:21: warning: unused variable 'bits' [-Wunused-variable]
mcssha6.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
mcssha6.o CalculateFinalState T
mcssha6.o Final T
mcssha6.o Hash T
mcssha6.o Init T
mcssha6.o MCSSHA6Reverse T
mcssha6.o Update 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) |