Implementation notes: armeabi, flops, crypto_sign/sflashv2

Computer: flops
Architecture: armeabi
CPU ID: unknown CPU ID
SUPERCOP version: 20140622
Operation: crypto_sign
Primitive: sflashv2

Time	Implementation	Compiler	Benchmark date	SUPERCOP version
598765	`ref`	`gcc -funroll-loops -O3 -fomit-frame-pointer`	20140518	20140425
649080	`ref`	`gcc -funroll-loops -O2 -fomit-frame-pointer`	20140518	20140425
675334	`ref`	`gcc -funroll-loops -fno-schedule-insns -O3 -fomit-frame-pointer`	20140518	20140425
706171	`ref`	`gcc -funroll-loops -fno-schedule-insns -O2 -fomit-frame-pointer`	20140518	20140425
727851	`ref`	`gcc -mcpu=cortex-a8 -mfloat-abi=hard -mfpu=neon -O3 -fomit-frame-pointer`	20140518	20140425
729721	`ref`	`gcc -mcpu=cortex-a5 -O3 -fomit-frame-pointer`	20140518	20140425
731137	`ref`	`gcc -mcpu=cortex-a9 -mfloat-abi=hard -mfpu=neon -O3 -fomit-frame-pointer`	20140518	20140425
734823	`ref`	`gcc -mcpu=strongarm110 -O3 -fomit-frame-pointer`	20140518	20140425
735486	`ref`	`gcc -mcpu=arm8 -O3 -fomit-frame-pointer`	20140518	20140425
735891	`ref`	`gcc -O3 -fomit-frame-pointer`	20140518	20140425
737423	`ref`	`gcc -mcpu=strongarm -O3 -fomit-frame-pointer`	20140518	20140425
738444	`ref`	`gcc -mcpu=strongarm1100 -O3 -fomit-frame-pointer`	20140518	20140425
739188	`ref`	`gcc -mcpu=arm810 -O3 -fomit-frame-pointer`	20140518	20140425
743029	`ref`	`gcc -mcpu=cortex-a9 -O3 -fomit-frame-pointer`	20140518	20140425
763179	`ref`	`gcc -fno-schedule-insns -O3 -fomit-frame-pointer`	20140518	20140425
766463	`ref`	`gcc -O2 -fomit-frame-pointer`	20140518	20140425
770682	`ref`	`gcc -mcpu=cortex-a9 -mfloat-abi=hard -mfpu=neon -O2 -fomit-frame-pointer`	20140518	20140425
782455	`ref`	`gcc -mcpu=cortex-a9 -O2 -fomit-frame-pointer`	20140518	20140425
784441	`ref`	`gcc -mcpu=cortex-a8 -mfloat-abi=hard -mfpu=neon -O2 -fomit-frame-pointer`	20140518	20140425
796742	`ref`	`gcc -mcpu=cortex-a5 -O2 -fomit-frame-pointer`	20140518	20140425
821381	`ref`	`gcc -mcpu=arm810 -O2 -fomit-frame-pointer`	20140518	20140425
821715	`ref`	`gcc -mcpu=strongarm1100 -O2 -fomit-frame-pointer`	20140518	20140425
825110	`ref`	`gcc -mcpu=strongarm110 -O2 -fomit-frame-pointer`	20140518	20140425
827756	`ref`	`gcc -mcpu=strongarm -O2 -fomit-frame-pointer`	20140518	20140425
848336	`ref`	`gcc -funroll-loops -fno-schedule-insns -Os -fomit-frame-pointer`	20140518	20140425
854108	`ref`	`gcc -fno-schedule-insns -O2 -fomit-frame-pointer`	20140518	20140425
869366	`ref`	`gcc -funroll-loops -Os -fomit-frame-pointer`	20140518	20140425
879881	`ref`	`gcc -mcpu=arm8 -O -fomit-frame-pointer`	20140518	20140425
880673	`ref`	`gcc -mcpu=arm8 -O2 -fomit-frame-pointer`	20140518	20140425
880811	`ref`	`gcc -mcpu=arm810 -O -fomit-frame-pointer`	20140518	20140425
880877	`ref`	`gcc -mcpu=strongarm -O -fomit-frame-pointer`	20140518	20140425
899901	`ref`	`gcc -mcpu=strongarm110 -O -fomit-frame-pointer`	20140518	20140425
910796	`ref`	`gcc -funroll-loops -O -fomit-frame-pointer`	20140518	20140425
913549	`ref`	`gcc -mcpu=strongarm110 -Os -fomit-frame-pointer`	20140518	20140425
914260	`ref`	`gcc -funroll-loops -fno-schedule-insns -O -fomit-frame-pointer`	20140518	20140425
915833	`ref`	`gcc -mcpu=arm810 -Os -fomit-frame-pointer`	20140518	20140425
917005	`ref`	`gcc -mcpu=strongarm1100 -O -fomit-frame-pointer`	20140518	20140425
918071	`ref`	`gcc -mcpu=arm8 -Os -fomit-frame-pointer`	20140518	20140425
923644	`ref`	`gcc -mcpu=strongarm -Os -fomit-frame-pointer`	20140518	20140425
938001	`ref`	`gcc -mcpu=cortex-a5 -O -fomit-frame-pointer`	20140518	20140425
941418	`ref`	`gcc -mcpu=cortex-a9 -mfloat-abi=hard -mfpu=neon -Os -fomit-frame-pointer`	20140518	20140425
942137	`ref`	`gcc -mcpu=cortex-a9 -Os -fomit-frame-pointer`	20140518	20140425
942474	`ref`	`gcc -mcpu=cortex-a5 -Os -fomit-frame-pointer`	20140518	20140425
949316	`ref`	`gcc -Os -fomit-frame-pointer`	20140518	20140425
951448	`ref`	`gcc -fno-schedule-insns -O -fomit-frame-pointer`	20140518	20140425
951670	`ref`	`gcc -mcpu=cortex-a9 -O -fomit-frame-pointer`	20140518	20140425
951879	`ref`	`gcc -O -fomit-frame-pointer`	20140518	20140425
951999	`ref`	`gcc -fno-schedule-insns -Os -fomit-frame-pointer`	20140518	20140425
952777	`ref`	`gcc -mcpu=cortex-a8 -mfloat-abi=hard -mfpu=neon -Os -fomit-frame-pointer`	20140518	20140425
952916	`ref`	`gcc -mcpu=cortex-a9 -mfloat-abi=hard -mfpu=neon -O -fomit-frame-pointer`	20140518	20140425
959210	`ref`	`gcc -mcpu=cortex-a8 -mfloat-abi=hard -mfpu=neon -O -fomit-frame-pointer`	20140518	20140425
960694	`ref`	`gcc -mcpu=strongarm1100 -Os -fomit-frame-pointer`	20140518	20140425
3713879	`ref`	`gcc`	20140518	20140425
3716154	`ref`	`cc`	20140518	20140425
3757103	`ref`	`gcc -funroll-loops`	20140518	20140425

Compiler output

Implementation: crypto_sign/sflashv2/ref
Compiler: gcc -O2 -fomit-frame-pointer

lib_flash.c: lib_flash.c: In function 'Flash_load_private_key':
lib_flash.c: lib_flash.c:1019:7: warning: ignoring return value of 'fread', declared with attribute warn_unused_result [-Wunused-result]
lib_flash.c: lib_flash.c: In function 'Flash_load_public_key':
lib_flash.c: lib_flash.c:913:7: warning: ignoring return value of 'fread', declared with attribute warn_unused_result [-Wunused-result]
lib_flash.c: In file included from /usr/include/string.h:642:0,
lib_flash.c: from /usr/include/memory.h:30,
lib_flash.c: from lib_flash.c:1:
lib_flash.c: In function 'memset',
lib_flash.c: inlined from 'format_message1' at lib_flash.c:726:8:
lib_flash.c: /usr/include/arm-linux-gnueabihf/bits/string3.h:82:30: warning: call to '__warn_memset_zero_len' declared with attribute warning: memset used with constant zero length parameter; this could be due to transposed parameters [enabled by default]
lib_flash.c: In function 'memset',
lib_flash.c: inlined from 'format_message2' at lib_flash.c:783:8:
lib_flash.c: /usr/include/arm-linux-gnueabihf/bits/string3.h:82:30: warning: call to '__warn_memset_zero_len' declared with attribute warning: memset used with constant zero length parameter; this could be due to transposed parameters [enabled by default]
try.c: crypto_sign_sflashv2.a(lib_flash.o): In function `format_message1':
try.c: lib_flash.c:(.text+0x...): warning: memset used with constant zero length parameter; this could be due to transposed parameters
try.c: crypto_sign_sflashv2.a(lib_flash.o): In function `format_message1':
try.c: lib_flash.c:(.text+0x...): warning: memset used with constant zero length parameter; this could be due to transposed parameters
measure.c: crypto_sign_sflashv2.a(lib_flash.o): In function `format_message1':
measure.c: lib_flash.c:(.text+0x...): warning: memset used with constant zero length parameter; this could be due to transposed parameters

Number of similar (compiler,implementation) pairs: 32, namely:

Compiler	Implementations
gcc -O2 -fomit-frame-pointer	ref
gcc -O3 -fomit-frame-pointer	ref
gcc -O -fomit-frame-pointer	ref
gcc -Os -fomit-frame-pointer	ref
gcc -fno-schedule-insns -O2 -fomit-frame-pointer	ref
gcc -fno-schedule-insns -O3 -fomit-frame-pointer	ref
gcc -fno-schedule-insns -O -fomit-frame-pointer	ref
gcc -fno-schedule-insns -Os -fomit-frame-pointer	ref
gcc -funroll-loops -O2 -fomit-frame-pointer	ref
gcc -funroll-loops -O3 -fomit-frame-pointer	ref
gcc -funroll-loops -O -fomit-frame-pointer	ref
gcc -funroll-loops -Os -fomit-frame-pointer	ref
gcc -funroll-loops -fno-schedule-insns -O2 -fomit-frame-pointer	ref
gcc -funroll-loops -fno-schedule-insns -O3 -fomit-frame-pointer	ref
gcc -funroll-loops -fno-schedule-insns -O -fomit-frame-pointer	ref
gcc -funroll-loops -fno-schedule-insns -Os -fomit-frame-pointer	ref
gcc -mcpu=cortex-a5 -O2 -fomit-frame-pointer	ref
gcc -mcpu=cortex-a5 -O3 -fomit-frame-pointer	ref
gcc -mcpu=cortex-a5 -O -fomit-frame-pointer	ref
gcc -mcpu=cortex-a5 -Os -fomit-frame-pointer	ref
gcc -mcpu=cortex-a8 -mfloat-abi=hard -mfpu=neon -O2 -fomit-frame-pointer	ref
gcc -mcpu=cortex-a8 -mfloat-abi=hard -mfpu=neon -O3 -fomit-frame-pointer	ref
gcc -mcpu=cortex-a8 -mfloat-abi=hard -mfpu=neon -O -fomit-frame-pointer	ref
gcc -mcpu=cortex-a8 -mfloat-abi=hard -mfpu=neon -Os -fomit-frame-pointer	ref
gcc -mcpu=cortex-a9 -O2 -fomit-frame-pointer	ref
gcc -mcpu=cortex-a9 -O3 -fomit-frame-pointer	ref
gcc -mcpu=cortex-a9 -O -fomit-frame-pointer	ref
gcc -mcpu=cortex-a9 -Os -fomit-frame-pointer	ref
gcc -mcpu=cortex-a9 -mfloat-abi=hard -mfpu=neon -O2 -fomit-frame-pointer	ref
gcc -mcpu=cortex-a9 -mfloat-abi=hard -mfpu=neon -O3 -fomit-frame-pointer	ref
gcc -mcpu=cortex-a9 -mfloat-abi=hard -mfpu=neon -O -fomit-frame-pointer	ref
gcc -mcpu=cortex-a9 -mfloat-abi=hard -mfpu=neon -Os -fomit-frame-pointer	ref

Compiler output

Implementation: crypto_sign/sflashv2/ref
Compiler: gcc -mcpu=arm810 -O2 -fomit-frame-pointer

keypair.c: keypair.c:1:0: warning: target CPU does not support THUMB instructions [enabled by default]
lib_flash.c: lib_flash.c:1:0: warning: target CPU does not support THUMB instructions [enabled by default]
lib_flash.c: lib_flash.c: In function 'Flash_load_private_key':
lib_flash.c: lib_flash.c:1019:7: warning: ignoring return value of 'fread', declared with attribute warn_unused_result [-Wunused-result]
lib_flash.c: lib_flash.c: In function 'Flash_load_public_key':
lib_flash.c: lib_flash.c:913:7: warning: ignoring return value of 'fread', declared with attribute warn_unused_result [-Wunused-result]
lib_flash.c: In file included from /usr/include/string.h:642:0,
lib_flash.c: from /usr/include/memory.h:30,
lib_flash.c: from lib_flash.c:1:
lib_flash.c: In function 'memset',
lib_flash.c: inlined from 'format_message1' at lib_flash.c:726:8:
lib_flash.c: /usr/include/arm-linux-gnueabihf/bits/string3.h:82:30: warning: call to '__warn_memset_zero_len' declared with attribute warning: memset used with constant zero length parameter; this could be due to transposed parameters [enabled by default]
lib_flash.c: In function 'memset',
lib_flash.c: inlined from 'format_message2' at lib_flash.c:783:8:
lib_flash.c: /usr/include/arm-linux-gnueabihf/bits/string3.h:82:30: warning: call to '__warn_memset_zero_len' declared with attribute warning: memset used with constant zero length parameter; this could be due to transposed parameters [enabled by default]
messagesigned.c: messagesigned.c:1:0: warning: target CPU does not support THUMB instructions [enabled by default]
signedmessage.c: signedmessage.c:1:0: warning: target CPU does not support THUMB instructions [enabled by default]
table_flash.c: table_flash.c:1:0: warning: target CPU does not support THUMB instructions [enabled by default]
try.c: try.c:1:0: warning: target CPU does not support THUMB instructions [enabled by default]
try.c: try-anything.c:1:0: warning: target CPU does not support THUMB instructions [enabled by default]
try.c: crypto_sign_sflashv2.a(lib_flash.o): In function `format_message1':
try.c: lib_flash.c:(.text+0x...): warning: memset used with constant zero length parameter; this could be due to transposed parameters
try.c: try.c:1:0: warning: target CPU does not support THUMB instructions [enabled by default]
try.c: try-anything.c:1:0: warning: target CPU does not support THUMB instructions [enabled by default]
try.c: crypto_sign_sflashv2.a(lib_flash.o): In function `format_message1':
try.c: lib_flash.c:(.text+0x...): warning: memset used with constant zero length parameter; this could be due to transposed parameters
measure.c: measure.c:1:0: warning: target CPU does not support THUMB instructions [enabled by default]
measure.c: measure-anything.c:1:0: warning: target CPU does not support THUMB instructions [enabled by default]
measure.c: crypto_sign_sflashv2.a(lib_flash.o): In function `format_message1':
measure.c: lib_flash.c:(.text+0x...): warning: memset used with constant zero length parameter; this could be due to transposed parameters

Number of similar (compiler,implementation) pairs: 20, namely:

Compiler	Implementations
gcc -mcpu=arm810 -O2 -fomit-frame-pointer	ref
gcc -mcpu=arm810 -O3 -fomit-frame-pointer	ref
gcc -mcpu=arm810 -O -fomit-frame-pointer	ref
gcc -mcpu=arm810 -Os -fomit-frame-pointer	ref
gcc -mcpu=arm8 -O2 -fomit-frame-pointer	ref
gcc -mcpu=arm8 -O3 -fomit-frame-pointer	ref
gcc -mcpu=arm8 -O -fomit-frame-pointer	ref
gcc -mcpu=arm8 -Os -fomit-frame-pointer	ref
gcc -mcpu=strongarm1100 -O2 -fomit-frame-pointer	ref
gcc -mcpu=strongarm1100 -O3 -fomit-frame-pointer	ref
gcc -mcpu=strongarm1100 -O -fomit-frame-pointer	ref
gcc -mcpu=strongarm1100 -Os -fomit-frame-pointer	ref
gcc -mcpu=strongarm110 -O2 -fomit-frame-pointer	ref
gcc -mcpu=strongarm110 -O3 -fomit-frame-pointer	ref
gcc -mcpu=strongarm110 -O -fomit-frame-pointer	ref
gcc -mcpu=strongarm110 -Os -fomit-frame-pointer	ref
gcc -mcpu=strongarm -O2 -fomit-frame-pointer	ref
gcc -mcpu=strongarm -O3 -fomit-frame-pointer	ref
gcc -mcpu=strongarm -O -fomit-frame-pointer	ref
gcc -mcpu=strongarm -Os -fomit-frame-pointer	ref