Implementation notes: amd64, icelake, crypto_dh/gls254

Computer: icelake
Architecture: amd64
CPU ID: GenuineIntel-000706e5-bfebfbff
SUPERCOP version: 20200826
Operation: crypto_dh
Primitive: gls254

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
137284	40824 196608 0	69632 200704 0	`T:opt`	`clang_-march=icelake-client_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200826	20200826
137476	40824 196608 0	69632 200704 0	`T:opt`	`clang_-march=icelake-client_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200826	20200826
142484	19125 196608 0	45056 200704 0	`T:opt`	`opt-local-bin-gcc_-march=icelake-client_-mtune=icelake-client_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200826	20200826
144076	20453 196608 0	49152 200704 0	`T:opt`	`opt-local-bin-gcc_-march=icelake-client_-mtune=icelake-client_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200826	20200826
145716	21800 196608 0	45056 200704 0	`T:opt`	`clang_-march=icelake-client_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200826	20200826
153752	17037 196608 0	40960 200704 0	`T:opt`	`opt-local-bin-gcc_-march=icelake-client_-mtune=icelake-client_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200826	20200826
160554	126448 16 0	151552 4096 0	`T:ref`	`clang_-march=icelake-client_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200826	20200826
160667	129240 16 0	155648 4096 0	`T:ref`	`clang_-march=icelake-client_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200826	20200826
175804	113914 16 0	139264 4096 0	`T:ref`	`clang_-march=icelake-client_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200826	20200826
181185	13175 98336 0	36864 102400 0	`T:ref`	`opt-local-bin-gcc_-march=icelake-client_-mtune=icelake-client_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200826	20200826
183531	15369 98336 0	40960 102400 0	`T:ref`	`opt-local-bin-gcc_-march=icelake-client_-mtune=icelake-client_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200826	20200826

Test failure

Implementation: T:ref
Security model: timingleaks
Compiler: opt-local-bin-gcc -march=icelake-client -mtune=icelake-client -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE

error 111

Number of similar (compiler,implementation) pairs: 1, namely:

Compiler	Implementations
opt-local-bin-gcc -march=icelake-client -mtune=icelake-client -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:ref

Compiler output

Implementation: T:opt
Security model: timingleaks
Compiler: clang -march=icelake-client -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

measure.c: ld: warning: could not create compact unwind for _crypto_stream_aes256ctr_dolbeau_aesenc_int_constbranchindex_xor: register 3 saved somewhere other than in frame

Number of similar (compiler,implementation) pairs: 3, namely:

Compiler	Implementations
clang -march=icelake-client -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:opt
clang -march=icelake-client -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:opt
clang -march=icelake-client -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:opt

Compiler output

Implementation: T:prot
Security model: timingleaks
Compiler: clang -march=icelake-client -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

dh.c: In file included from dh.c:9:
dh.c: ./scmul.incl:273:17: warning: implicit declaration of function 'types_cond_copy2' is invalid in C99 [-Wimplicit-function-declaration]
dh.c: types_cond_copy2(tab0, tab4, tabx, n1, n2);
dh.c: ^
dh.c: ./scmul.incl:284:9: warning: implicit declaration of function 'types_cond_copy' is invalid in C99 [-Wimplicit-function-declaration]
dh.c: types_cond_copy(QX, tab0, o1);
dh.c: ^
dh.c: 2 warnings generated.
try.c: Undefined symbols for architecture x86_64:
try.c: "_types_cond_copy", referenced from:
try.c: _scmul_rand_wreg in crypto_dh_gls254.a(dh.o)
try.c: "_types_cond_copy2", referenced from:
try.c: _scmul_rand_wreg in crypto_dh_gls254.a(dh.o)
try.c: ld: symbol(s) not found for architecture x86_64
try.c: clang: error: linker command failed with exit code 1 (use -v to see invocation)

Number of similar (compiler,implementation) pairs: 3, namely:

Compiler	Implementations
clang -march=icelake-client -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:prot
clang -march=icelake-client -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:prot
clang -march=icelake-client -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:prot

Compiler output

Implementation: T:prot
Security model: timingleaks
Compiler: opt-local-bin-gcc -march=icelake-client -mtune=icelake-client -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE

dh.c: In file included from dh.c:9:
dh.c: scmul.incl: In function 'scmul_rand_wreg':
dh.c: scmul.incl:273:17: warning: implicit declaration of function 'types_cond_copy2'; did you mean 'types_copy'? [-Wimplicit-function-declaration]
dh.c: 273 | types_cond_copy2(tab0, tab4, tabx, n1, n2);
dh.c: | ^~~~~~~~~~~~~~~~
dh.c: | types_copy
dh.c: scmul.incl:284:9: warning: implicit declaration of function 'types_cond_copy'; did you mean 'types_copy'? [-Wimplicit-function-declaration]
dh.c: 284 | types_cond_copy(QX, tab0, o1);
dh.c: | ^~~~~~~~~~~~~~~
dh.c: | types_copy
try.c: Undefined symbols for architecture x86_64:
try.c: "_types_cond_copy", referenced from:
try.c: _scmul_rand_wreg in crypto_dh_gls254.a(dh.o)
try.c: "_types_cond_copy2", referenced from:
try.c: _scmul_rand_wreg in crypto_dh_gls254.a(dh.o)
try.c: ld: symbol(s) not found for architecture x86_64
try.c: collect2: error: ld returned 1 exit status

Number of similar (compiler,implementation) pairs: 2, namely:

Compiler	Implementations
opt-local-bin-gcc -march=icelake-client -mtune=icelake-client -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:prot
opt-local-bin-gcc -march=icelake-client -mtune=icelake-client -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:prot

Compiler output

Implementation: T:prot
Security model: timingleaks
Compiler: opt-local-bin-gcc -march=icelake-client -mtune=icelake-client -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE

dh.c: In file included from dh.c:9:
dh.c: scmul.incl: In function 'scmul_rand_wreg':
dh.c: scmul.incl:273:17: warning: implicit declaration of function 'types_cond_copy2'; did you mean 'types_copy'? [-Wimplicit-function-declaration]
dh.c: 273 | types_cond_copy2(tab0, tab4, tabx, n1, n2);
dh.c: | ^~~~~~~~~~~~~~~~
dh.c: | types_copy
dh.c: scmul.incl:284:9: warning: implicit declaration of function 'types_cond_copy'; did you mean 'types_copy'? [-Wimplicit-function-declaration]
dh.c: 284 | types_cond_copy(QX, tab0, o1);
dh.c: | ^~~~~~~~~~~~~~~
dh.c: | types_copy
try.c: Undefined symbols for architecture x86_64:
try.c: "_types_cond_copy", referenced from:
try.c: _scmul_rand_wreg.constprop.0 in crypto_dh_gls254.a(dh.o)
try.c: _scmul_rand_wreg in crypto_dh_gls254.a(dh.o)
try.c: "_types_cond_copy2", referenced from:
try.c: _scmul_rand_wreg.constprop.0 in crypto_dh_gls254.a(dh.o)
try.c: _scmul_rand_wreg in crypto_dh_gls254.a(dh.o)
try.c: ld: symbol(s) not found for architecture x86_64
try.c: collect2: error: ld returned 1 exit status

Number of similar (compiler,implementation) pairs: 1, namely:

Compiler	Implementations
opt-local-bin-gcc -march=icelake-client -mtune=icelake-client -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:prot

Compiler output

Implementation: T:ref
Security model: timingleaks
Compiler: clang -march=icelake-client -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

dh.c: In file included from dh.c:9:
dh.c: ./scmul.incl:204:14: warning: & has lower precedence than ==; == will be evaluated first [-Wparentheses]
dh.c: if (num[0] & 0x1 == 1) {
dh.c: ^~~~~~~~~~
dh.c: ./scmul.incl:204:14: note: place parentheses around the '==' expression to silence this warning
dh.c: if (num[0] & 0x1 == 1) {
dh.c: ^
dh.c: ( )
dh.c: ./scmul.incl:204:14: note: place parentheses around the & expression to evaluate it first
dh.c: if (num[0] & 0x1 == 1) {
dh.c: ^
dh.c: ( )
dh.c: 1 warning generated.
measure.c: ld: warning: could not create compact unwind for _crypto_stream_aes256ctr_dolbeau_aesenc_int_constbranchindex_xor: register 3 saved somewhere other than in frame

Number of similar (compiler,implementation) pairs: 3, namely:

Compiler	Implementations
clang -march=icelake-client -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:ref
clang -march=icelake-client -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:ref
clang -march=icelake-client -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:ref