Implementation notes: amd64, luft, crypto_sign/rainbowbinary16242020

Computer: luft
Architecture: amd64
CPU ID: GenuineIntel-000306d4-bfebfbff
SUPERCOP version: 20200702
Operation: crypto_sign
Primitive: rainbowbinary16242020

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
153784	36698 176 0	69632 4096 0	`ref`	`clang++_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200712	20200702
154832	34357 176 0	65536 4096 0	`ref`	`clang++_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200712	20200702
156460	34357 176 0	65536 4096 0	`ref`	`clang++_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200712	20200702
166648	31330 8344 0	65536 12288 0	`ref`	`g++_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200712	20200702
177500	29269 8344 0	61440 12288 0	`ref`	`g++_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200712	20200702
181800	30216 8344 0	61440 12288 0	`ref`	`g++_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200712	20200702
230048	25490 176 0	53248 4096 0	`ref`	`clang++_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200712	20200702
381488	27840 8344 0	57344 12288 0	`ref`	`g++_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200712	20200702

Compiler output

Implementation: ref
Security model: unknown
Compiler: clang++ -march=native -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_xor: register 3 saved somewhere other than in frame

Number of similar (compiler,implementation) pairs: 4, namely:

Compiler	Implementations
clang++ -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	ref
clang++ -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	ref
clang++ -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	ref
clang++ -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	ref