Implementation notes: amd64, icelake, crypto_dh/curve25519

Computer: icelake
Architecture: amd64
CPU ID: GenuineIntel-000706e5-bfebfbff
SUPERCOP version: 20200826
Operation: crypto_dh
Primitive: curve25519

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
587612	159 0 0	53248 4096 0	`T:ref`	`clang_-march=icelake-client_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200826	20200826
587731	163 0 0	53248 4096 0	`T:ref`	`clang_-march=icelake-client_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200826	20200826
592480	190 0 0	53248 4096 0	`T:ref`	`opt-local-bin-gcc_-march=icelake-client_-mtune=icelake-client_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200826	20200826
594885	209 0 0	53248 4096 0	`T:ref`	`opt-local-bin-gcc_-march=icelake-client_-mtune=icelake-client_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200826	20200826
594997	163 0 0	53248 4096 0	`T:ref`	`clang_-march=icelake-client_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200826	20200826
599163	209 0 0	57344 4096 0	`T:ref`	`opt-local-bin-gcc_-march=icelake-client_-mtune=icelake-client_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200826	20200826
1022136	13667 0 0	196608 4096 0	`T:mpfq`	`opt-local-bin-gcc_-march=icelake-client_-mtune=icelake-client_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200826	20200826
1060286	26080 0 0	208896 4096 0	`T:mpfq`	`opt-local-bin-gcc_-march=icelake-client_-mtune=icelake-client_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200826	20200826
1082185	9019 0 0	188416 4096 0	`T:mpfq`	`opt-local-bin-gcc_-march=icelake-client_-mtune=icelake-client_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200826	20200826
1084990	19776 0 0	200704 4096 0	`T:mpfq`	`clang_-march=icelake-client_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200826	20200826
1131978	26214 0 0	208896 4096 0	`T:mpfq`	`clang_-march=icelake-client_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200826	20200826
1203620	26102 0 0	208896 4096 0	`T:mpfq`	`clang_-march=icelake-client_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200826	20200826

Compiler output

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

mpfq_p_25519.c: In file included from mpfq_p_25519.c:5:
mpfq_p_25519.c: ./x86_64/mpfq_p_25519.c:111:1: warning: control reaches end of non-void function [-Wreturn-type]
mpfq_p_25519.c: }
mpfq_p_25519.c: ^
mpfq_p_25519.c: 1 warning generated.
try.c: ld: warning: could not create compact unwind for _mpn_mu_div_qr2: does not use RBP or RSP based frame
try.c: ld: warning: could not create compact unwind for ___gmpn_toom33_mul: does not use RBP or RSP based frame
try.c: ld: warning: could not create compact unwind for ___gmpn_toom42_mul: does not use RBP or RSP based frame
try.c: ld: warning: could not create compact unwind for ___gmpn_toom43_mul: does not use RBP or RSP based frame
try.c: ld: warning: could not create compact unwind for ___gmpn_toom63_mul: does not use RBP or RSP based frame
try.c: ld: warning: could not create compact unwind for ___gmpn_mulmod_bnm1: does not use RBP or RSP based frame
try.c: ld: warning: could not create compact unwind for ___gmpn_sqrmod_bnm1: does not use RBP or RSP based frame
try.c: ld: warning: could not create compact unwind for _mpn_mul_fft_internal.constprop.0: does not use RBP or RSP based frame
try.c: ld: warning: could not create compact unwind for ___gmpn_toom3_sqr: does not use RBP or RSP based frame
try.c: ld: warning: PIE disabled. Absolute addressing (perhaps -mdynamic-no-pic) not allowed in code signed PIE, but used in ___gmpn_bdiv_q_1 from /Users/krovetz/tmp/supercop-20200826/supercop-data/icelake/amd64/lib/libgmp.a(bdiv_q_1.o). To fix this warning, don't compile with -mdynamic-no-pic or link with -Wl,-no_pie
try.c: ld: warning: could not create compact unwind for _mpn_mu_div_qr2: does not use RBP or RSP based frame
try.c: ld: warning: could not create compact unwind for ___gmpn_toom33_mul: does not use RBP or RSP based frame
try.c: ld: warning: could not create compact unwind for ___gmpn_toom42_mul: does not use RBP or RSP based frame
try.c: ld: warning: could not create compact unwind for ___gmpn_toom43_mul: does not use RBP or RSP based frame
try.c: ld: warning: could not create compact unwind for ___gmpn_toom63_mul: does not use RBP or RSP based frame
try.c: ld: warning: could not create compact unwind for ___gmpn_mulmod_bnm1: does not use RBP or RSP based frame
try.c: ld: warning: could not create compact unwind for ___gmpn_sqrmod_bnm1: does not use RBP or RSP based frame
try.c: ld: warning: could not create compact unwind for _mpn_mul_fft_internal.constprop.0: does not use RBP or RSP based frame
try.c: ld: warning: could not create compact unwind for ___gmpn_toom3_sqr: does not use RBP or RSP based frame
try.c: ld: warning: PIE disabled. Absolute addressing (perhaps -mdynamic-no-pic) not allowed in code signed PIE, but used in ___gmpn_bdiv_q_1 from /Users/krovetz/tmp/supercop-20200826/supercop-data/icelake/amd64/lib/libgmp.a(bdiv_q_1.o). To fix this warning, don't compile with -mdynamic-no-pic or link with -Wl,-no_pie
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
measure.c: ld: warning: could not create compact unwind for _mpn_mu_div_qr2: does not use RBP or RSP based frame
measure.c: ld: warning: could not create compact unwind for ___gmpn_toom33_mul: does not use RBP or RSP based frame
measure.c: ld: warning: could not create compact unwind for ___gmpn_toom42_mul: does not use RBP or RSP based frame
measure.c: ld: warning: could not create compact unwind for ___gmpn_toom43_mul: does not use RBP or RSP based frame
measure.c: ld: warning: could not create compact unwind for ___gmpn_toom63_mul: does not use RBP or RSP based frame
measure.c: ld: warning: could not create compact unwind for ___gmpn_mulmod_bnm1: does not use RBP or RSP based frame
measure.c: ld: warning: could not create compact unwind for ___gmpn_sqrmod_bnm1: does not use RBP or RSP based frame
measure.c: ld: warning: could not create compact unwind for _mpn_mul_fft_internal.constprop.0: does not use RBP or RSP based frame
measure.c: ld: warning: could not create compact unwind for ___gmpn_toom3_sqr: does not use RBP or RSP based frame
measure.c: ld: warning: PIE disabled. Absolute addressing (perhaps -mdynamic-no-pic) not allowed in code signed PIE, but used in ___gmpn_bdiv_q_1 from /Users/krovetz/tmp/supercop-20200826/supercop-data/icelake/amd64/lib/libgmp.a(bdiv_q_1.o). To fix this warning, don't compile with -mdynamic-no-pic or link with -Wl,-no_pie

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

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

Compiler output

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

try.c: ld: warning: PIE disabled. Absolute addressing (perhaps -mdynamic-no-pic) not allowed in code signed PIE, but used in ___gmpn_bdiv_q_1 from /Users/krovetz/tmp/supercop-20200826/supercop-data/icelake/amd64/lib/libgmp.a(bdiv_q_1.o). To fix this warning, don't compile with -mdynamic-no-pic or link with -Wl,-no_pie
try.c: ld: warning: PIE disabled. Absolute addressing (perhaps -mdynamic-no-pic) not allowed in code signed PIE, but used in ___gmpn_bdiv_q_1 from /Users/krovetz/tmp/supercop-20200826/supercop-data/icelake/amd64/lib/libgmp.a(bdiv_q_1.o). To fix this warning, don't compile with -mdynamic-no-pic or link with -Wl,-no_pie
measure.c: ld: warning: PIE disabled. Absolute addressing (perhaps -mdynamic-no-pic) not allowed in code signed PIE, but used in ___gmpn_bdiv_q_1 from /Users/krovetz/tmp/supercop-20200826/supercop-data/icelake/amd64/lib/libgmp.a(bdiv_q_1.o). To fix this warning, don't compile with -mdynamic-no-pic or link with -Wl,-no_pie

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

Compiler	Implementations
opt-local-bin-gcc -march=icelake-client -mtune=icelake-client -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:mpfq
opt-local-bin-gcc -march=icelake-client -mtune=icelake-client -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:mpfq
opt-local-bin-gcc -march=icelake-client -mtune=icelake-client -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:mpfq

Compiler output

Implementation: T:ref
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: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