Test results for amd64, cherry, crypto_scalarmult/nistp256

[Page version: 20240911 13:40:40]

Measurements for amd64, cherry, crypto_scalarmult Test results for amd64, cherry, crypto_scalarmult Test results for crypto_scalarmult/nistp256
Computer: cherry
Microarchitecture: amd64; Silvermont (406c4)
Architecture: amd64
CPU ID: GenuineIntel-000406c4-bfebfbff
SUPERCOP version: 20240909
Operation: crypto_scalarmult
Primitive: nistp256
TimeObject sizeTest sizeImplementationCompilerBenchmark dateSUPERCOP version
539583014291 30720 036208 31516 1784T:mj32gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2024081120240808
541232812840 30720 033104 31548 1720T:mj32clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2024081120240808
547308816776 30720 038672 31548 1720T:mj32clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2024081120240808
553259216842 30720 038360 31548 1720T:mj32clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2024081120240808
732708810103 30720 028846 31540 1720T:mj32clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2024081120240808
882780211599 30720 030838 31540 1720T:mj32clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2024081120240808
919946411723 30720 032504 31516 1784T:mj32gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2024081120240808
104151659943 30720 028240 31508 1752T:mj32gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2024081120240808
1493004511390 30720 030952 31516 1784T:mj32gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2024081120240808

Compiler output


gep256.c: gep256.c:83:28: warning: sizeof on array function parameter will return size of 'fe *' (aka 'uint32_t (*)[8]') instead of 'gep256' (aka 'fe [3]') [-Wsizeof-array-argument]
gep256.c:     for (i = 0; i < sizeof p; ++i) x |= ((unsigned char *)p)[i];
gep256.c:                            ^
gep256.c: gep256.c:78:29: note: declared here
gep256.c: static int isneutral(gep256 p) {
gep256.c:                             ^
gep256.c: gep256.c:92:28: warning: sizeof on array function parameter will return size of 'fe *' (aka 'uint32_t (*)[8]') instead of 'gep256_precomp' (aka 'fe [2]') [-Wsizeof-array-argument]
gep256.c:     for (i = 0; i < sizeof p; ++i) x |= ((unsigned char *)p)[i];
gep256.c:                            ^
gep256.c: gep256.c:87:45: note: declared here
gep256.c: static int isneutral_precomp(gep256_precomp p) {
gep256.c:                                             ^
gep256.c: 2 warnings generated.

Number of similar (implementation,compiler) pairs: 5, namely:
ImplementationCompiler
T:mj32clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:mj32clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:mj32clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:mj32clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:mj32clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)

Compiler output


gep256.c: gep256.c: In function 'isneutral':
gep256.c: gep256.c:83:28: warning: 'sizeof' on array function parameter 'p' will return size of 'uint32_t (*)[8]' {aka 'unsigned int (*)[8]'} [-Wsizeof-array-argument]
gep256.c:    83 |     for (i = 0; i < sizeof p; ++i) x |= ((unsigned char *)p)[i];
gep256.c:       |                            ^
gep256.c: gep256.c:78:29: note: declared here
gep256.c:    78 | static int isneutral(gep256 p) {
gep256.c:       |                      ~~~~~~~^
gep256.c: gep256.c: In function 'isneutral_precomp':
gep256.c: gep256.c:92:28: warning: 'sizeof' on array function parameter 'p' will return size of 'uint32_t (*)[8]' {aka 'unsigned int (*)[8]'} [-Wsizeof-array-argument]
gep256.c:    92 |     for (i = 0; i < sizeof p; ++i) x |= ((unsigned char *)p)[i];
gep256.c:       |                            ^
gep256.c: gep256.c:87:45: note: declared here
gep256.c:    87 | static int isneutral_precomp(gep256_precomp p) {
gep256.c:       |                              ~~~~~~~~~~~~~~~^

Number of similar (implementation,compiler) pairs: 4, namely:
ImplementationCompiler
T:mj32gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:mj32gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:mj32gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:mj32gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)