Implementation notes: amd64, icelake, crypto_sign/rainbowbinary256181212

Computer: icelake
Architecture: amd64
CPU ID: GenuineIntel-000706e5-bfebfbff
SUPERCOP version: 20200826
Operation: crypto_sign
Primitive: rainbowbinary256181212

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
32838	32867 176 0	61440 4096 0	`T:ref`	`clang++_-march=icelake-client_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200829	20200826
37197	34321 8344 0	65536 12288 0	`T:ref`	`opt-local-bin-g++_-march=icelake-client_-mtune=icelake-client_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200829	20200826
37843	32052 8344 0	61440 12288 0	`T:ref`	`opt-local-bin-g++_-march=icelake-client_-mtune=icelake-client_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200829	20200826
43261	26541 176 0	53248 4096 0	`T:ref`	`clang++_-march=icelake-client_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200829	20200826
78892	28492 8344 0	57344 12288 0	`T:ref`	`opt-local-bin-g++_-march=icelake-client_-mtune=icelake-client_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200829	20200826

Test failure

Implementation: T:ref
Security model: timingleaks
Compiler: clang++ -march=icelake-client -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

error 111
crypto_sign_open returns nonzero

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

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

Compiler output

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

rainbow-test.cpp: In file included from rainbow-test.cpp:1:
rainbow-test.cpp: ./gf.h:171:46: warning: while loop has empty body [-Wempty-body]
rainbow-test.cpp: if( M==n_read ) { while( ttt.set(fp)==16 ) ; break; }
rainbow-test.cpp: ^
rainbow-test.cpp: ./gf.h:171:46: note: put the semicolon on a separate line to silence this warning
rainbow-test.cpp: 1 warning generated.
measure.cpp: 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: 2, namely:

Compiler	Implementations
clang++ -march=icelake-client -O2 -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

Compiler output

Implementation: T:ref
Security model: timingleaks
Compiler: clang++ -march=icelake-client -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

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

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