Implementation notes: armeabi, sachr, crypto_core/salsa2012

Computer: sachr
Architecture: armeabi
CPU ID: unknown CPU ID
SUPERCOP version: 20140514
Operation: crypto_core
Primitive: salsa2012

Time	Implementation	Compiler	Benchmark date	SUPERCOP version
2954	`ref`	`gcc -fno-schedule-insns -O3 -fomit-frame-pointer`	20140515	20140514
3039	`ref`	`gcc -fno-schedule-insns -O2 -fomit-frame-pointer`	20140515	20140514
3042	`ref`	`gcc -funroll-loops -fno-schedule-insns -O3 -fomit-frame-pointer`	20140515	20140514
3067	`ref`	`gcc -mcpu=strongarm1100 -Os -fomit-frame-pointer`	20140515	20140514
3089	`ref`	`gcc -funroll-loops -fno-schedule-insns -O2 -fomit-frame-pointer`	20140515	20140514
3099	`ref`	`gcc -mcpu=arm810 -Os -fomit-frame-pointer`	20140515	20140514
3101	`armneon2`	`gcc -mcpu=cortex-a5 -O3 -fomit-frame-pointer`	20140515	20140514
3125	`armneon2`	`gcc -mcpu=strongarm -O2 -fomit-frame-pointer`	20140515	20140514
3134	`armneon2`	`gcc -funroll-loops`	20140515	20140514
3136	`armneon2`	`gcc`	20140515	20140514
3142	`armneon2`	`gcc -funroll-loops -O3 -fomit-frame-pointer`	20140515	20140514
3142	`armneon2`	`gcc -mcpu=arm810 -O3 -fomit-frame-pointer`	20140515	20140514
3159	`ref`	`gcc -mcpu=strongarm110 -Os -fomit-frame-pointer`	20140515	20140514
3163	`ref`	`gcc -O3 -fomit-frame-pointer`	20140515	20140514
3165	`ref`	`gcc -mcpu=strongarm -Os -fomit-frame-pointer`	20140515	20140514
3166	`ref`	`gcc -funroll-loops -O3 -fomit-frame-pointer`	20140515	20140514
3166	`armneon2`	`gcc -mcpu=strongarm110 -O -fomit-frame-pointer`	20140515	20140514
3169	`armneon2`	`gcc -mcpu=strongarm -Os -fomit-frame-pointer`	20140515	20140514
3174	`armneon2`	`gcc -fno-schedule-insns -O -fomit-frame-pointer`	20140515	20140514
3177	`armneon2`	`gcc -mcpu=strongarm -O3 -fomit-frame-pointer`	20140515	20140514
3184	`armneon2`	`gcc -mcpu=strongarm110 -Os -fomit-frame-pointer`	20140515	20140514
3195	`ref`	`gcc -mcpu=cortex-a8 -mfloat-abi=hard -mfpu=neon -O2 -fomit-frame-pointer`	20140515	20140514
3196	`armneon2`	`gcc -funroll-loops -O2 -fomit-frame-pointer`	20140515	20140514
3199	`armneon2`	`gcc -Os -fomit-frame-pointer`	20140515	20140514
3199	`ref`	`gcc -mcpu=arm8 -Os -fomit-frame-pointer`	20140515	20140514
3200	`armneon2`	`gcc -fno-schedule-insns -O3 -fomit-frame-pointer`	20140515	20140514
3201	`armneon`	`gcc -mcpu=cortex-a9 -mfloat-abi=hard -mfpu=neon -Os -fomit-frame-pointer`	20140515	20140514
3205	`armneon2`	`gcc -funroll-loops -fno-schedule-insns -O2 -fomit-frame-pointer`	20140515	20140514
3206	`armneon2`	`gcc -mcpu=strongarm110 -O2 -fomit-frame-pointer`	20140515	20140514
3211	`armneon2`	`gcc -mcpu=arm8 -Os -fomit-frame-pointer`	20140515	20140514
3213	`armneon2`	`gcc -O -fomit-frame-pointer`	20140515	20140514
3216	`armneon`	`gcc -mcpu=cortex-a8 -mfloat-abi=hard -mfpu=neon -Os -fomit-frame-pointer`	20140515	20140514
3231	`armneon2`	`gcc -mcpu=cortex-a8 -mfloat-abi=hard -mfpu=neon -O3 -fomit-frame-pointer`	20140515	20140514
3232	`armneon2`	`gcc -mcpu=arm810 -O -fomit-frame-pointer`	20140515	20140514
3235	`armneon2`	`gcc -O2 -fomit-frame-pointer`	20140515	20140514
3235	`ref`	`gcc -O2 -fomit-frame-pointer`	20140515	20140514
3244	`armneon2`	`cc`	20140515	20140514
3248	`armneon2`	`gcc -mcpu=strongarm1100 -O2 -fomit-frame-pointer`	20140515	20140514
3261	`armneon2`	`gcc -mcpu=cortex-a5 -O -fomit-frame-pointer`	20140515	20140514
3264	`ref`	`gcc -mcpu=cortex-a5 -O2 -fomit-frame-pointer`	20140515	20140514
3265	`armneon2`	`gcc -fno-schedule-insns -O2 -fomit-frame-pointer`	20140515	20140514
3266	`armneon2`	`gcc -mcpu=cortex-a9 -mfloat-abi=hard -mfpu=neon -O3 -fomit-frame-pointer`	20140515	20140514
3267	`armneon2`	`gcc -mcpu=strongarm110 -O3 -fomit-frame-pointer`	20140515	20140514
3268	`armneon2`	`gcc -mcpu=strongarm1100 -O3 -fomit-frame-pointer`	20140515	20140514
3273	`ref`	`gcc -mcpu=arm8 -O3 -fomit-frame-pointer`	20140515	20140514
3277	`armneon2`	`gcc -mcpu=cortex-a9 -O3 -fomit-frame-pointer`	20140515	20140514
3280	`armneon2`	`gcc -mcpu=arm810 -Os -fomit-frame-pointer`	20140515	20140514
3287	`armneon2`	`gcc -mcpu=cortex-a5 -Os -fomit-frame-pointer`	20140515	20140514
3287	`armneon`	`gcc -mcpu=cortex-a8 -mfloat-abi=hard -mfpu=neon -O2 -fomit-frame-pointer`	20140515	20140514
3289	`armneon2`	`gcc -mcpu=cortex-a9 -mfloat-abi=hard -mfpu=neon -Os -fomit-frame-pointer`	20140515	20140514
3292	`armneon2`	`gcc -fno-schedule-insns -Os -fomit-frame-pointer`	20140515	20140514
3299	`ref`	`gcc -mcpu=strongarm -O3 -fomit-frame-pointer`	20140515	20140514
3310	`armneon2`	`gcc -mcpu=cortex-a9 -Os -fomit-frame-pointer`	20140515	20140514
3316	`armneon2`	`gcc -funroll-loops -Os -fomit-frame-pointer`	20140515	20140514
3316	`ref`	`gcc -funroll-loops -fno-schedule-insns -Os -fomit-frame-pointer`	20140515	20140514
3317	`armneon2`	`gcc -mcpu=arm8 -O2 -fomit-frame-pointer`	20140515	20140514
3340	`ref`	`gcc -mcpu=cortex-a9 -O3 -fomit-frame-pointer`	20140515	20140514
3343	`armneon2`	`gcc -mcpu=arm8 -O -fomit-frame-pointer`	20140515	20140514
3345	`ref`	`gcc -mcpu=arm810 -O3 -fomit-frame-pointer`	20140515	20140514
3350	`ref`	`gcc -mcpu=arm8 -O2 -fomit-frame-pointer`	20140515	20140514
3362	`ref`	`gcc -mcpu=cortex-a5 -Os -fomit-frame-pointer`	20140515	20140514
3373	`ref`	`gcc -mcpu=cortex-a9 -mfloat-abi=hard -mfpu=neon -O2 -fomit-frame-pointer`	20140515	20140514
3384	`armneon2`	`gcc -funroll-loops -O -fomit-frame-pointer`	20140515	20140514
3395	`ref`	`gcc -funroll-loops -O2 -fomit-frame-pointer`	20140515	20140514
3400	`armneon`	`gcc -mcpu=cortex-a8 -mfloat-abi=hard -mfpu=neon -O3 -fomit-frame-pointer`	20140515	20140514
3410	`ref`	`gcc -mcpu=strongarm110 -O3 -fomit-frame-pointer`	20140515	20140514
3417	`armneon`	`gcc -mcpu=cortex-a9 -mfloat-abi=hard -mfpu=neon -O3 -fomit-frame-pointer`	20140515	20140514
3423	`ref`	`gcc -mcpu=strongarm110 -O2 -fomit-frame-pointer`	20140515	20140514
3429	`ref`	`gcc -mcpu=cortex-a8 -mfloat-abi=hard -mfpu=neon -Os -fomit-frame-pointer`	20140515	20140514
3432	`armneon2`	`gcc -funroll-loops -fno-schedule-insns -Os -fomit-frame-pointer`	20140515	20140514
3435	`ref`	`gcc -fno-schedule-insns -Os -fomit-frame-pointer`	20140515	20140514
3448	`armneon2`	`gcc -mcpu=strongarm -O -fomit-frame-pointer`	20140515	20140514
3483	`ref`	`gcc -mcpu=cortex-a9 -mfloat-abi=hard -mfpu=neon -O3 -fomit-frame-pointer`	20140515	20140514
3489	`armneon2`	`gcc -mcpu=strongarm1100 -O -fomit-frame-pointer`	20140515	20140514
3496	`ref`	`gcc -mcpu=cortex-a9 -mfloat-abi=hard -mfpu=neon -Os -fomit-frame-pointer`	20140515	20140514
3499	`armneon2`	`gcc -mcpu=cortex-a8 -mfloat-abi=hard -mfpu=neon -O2 -fomit-frame-pointer`	20140515	20140514
3502	`armneon2`	`gcc -mcpu=strongarm1100 -Os -fomit-frame-pointer`	20140515	20140514
3511	`armneon2`	`gcc -funroll-loops -fno-schedule-insns -O -fomit-frame-pointer`	20140515	20140514
3577	`armneon2`	`gcc -mcpu=cortex-a9 -O -fomit-frame-pointer`	20140515	20140514
3581	`armneon2`	`gcc -mcpu=cortex-a8 -mfloat-abi=hard -mfpu=neon -Os -fomit-frame-pointer`	20140515	20140514
3591	`armneon2`	`gcc -mcpu=cortex-a9 -mfloat-abi=hard -mfpu=neon -O -fomit-frame-pointer`	20140515	20140514
3597	`ref`	`gcc -mcpu=cortex-a9 -O2 -fomit-frame-pointer`	20140515	20140514
3604	`ref`	`gcc -mcpu=arm810 -O2 -fomit-frame-pointer`	20140515	20140514
3606	`armneon2`	`gcc -O3 -fomit-frame-pointer`	20140515	20140514
3675	`ref`	`gcc -mcpu=strongarm1100 -O -fomit-frame-pointer`	20140515	20140514
3731	`armneon2`	`gcc -funroll-loops -fno-schedule-insns -O3 -fomit-frame-pointer`	20140515	20140514
3787	`ref`	`gcc -mcpu=strongarm1100 -O3 -fomit-frame-pointer`	20140515	20140514
3815	`ref`	`gcc -mcpu=strongarm110 -O -fomit-frame-pointer`	20140515	20140514
3842	`ref`	`gcc -mcpu=cortex-a9 -O -fomit-frame-pointer`	20140515	20140514
3856	`ref`	`gcc -mcpu=strongarm -O -fomit-frame-pointer`	20140515	20140514
3861	`ref`	`gcc -mcpu=cortex-a9 -mfloat-abi=hard -mfpu=neon -O -fomit-frame-pointer`	20140515	20140514
3873	`ref`	`gcc -mcpu=arm810 -O -fomit-frame-pointer`	20140515	20140514
3874	`armneon`	`gcc -mcpu=cortex-a9 -mfloat-abi=hard -mfpu=neon -O -fomit-frame-pointer`	20140515	20140514
3896	`armneon2`	`gcc -mcpu=arm8 -O3 -fomit-frame-pointer`	20140515	20140514
3908	`ref`	`gcc -O -fomit-frame-pointer`	20140515	20140514
3917	`ref`	`gcc -mcpu=strongarm1100 -O2 -fomit-frame-pointer`	20140515	20140514
3928	`ref`	`gcc -mcpu=arm8 -O -fomit-frame-pointer`	20140515	20140514
3944	`ref`	`gcc -mcpu=cortex-a8 -mfloat-abi=hard -mfpu=neon -O -fomit-frame-pointer`	20140515	20140514
3972	`ref`	`gcc -mcpu=strongarm -O2 -fomit-frame-pointer`	20140515	20140514
4009	`armneon2`	`gcc -mcpu=cortex-a5 -O2 -fomit-frame-pointer`	20140515	20140514
4068	`ref`	`gcc -mcpu=cortex-a5 -O3 -fomit-frame-pointer`	20140515	20140514
4069	`ref`	`gcc -funroll-loops -O -fomit-frame-pointer`	20140515	20140514
4146	`ref`	`gcc -Os -fomit-frame-pointer`	20140515	20140514
4329	`ref`	`gcc -mcpu=cortex-a8 -mfloat-abi=hard -mfpu=neon -O3 -fomit-frame-pointer`	20140515	20140514
4340	`armneon2`	`gcc -mcpu=arm810 -O2 -fomit-frame-pointer`	20140515	20140514
4447	`armneon`	`gcc -mcpu=cortex-a9 -mfloat-abi=hard -mfpu=neon -O2 -fomit-frame-pointer`	20140515	20140514
4469	`ref`	`gcc -fno-schedule-insns -O -fomit-frame-pointer`	20140515	20140514
4469	`ref`	`gcc -mcpu=cortex-a5 -O -fomit-frame-pointer`	20140515	20140514
4882	`armneon2`	`gcc -mcpu=cortex-a8 -mfloat-abi=hard -mfpu=neon -O -fomit-frame-pointer`	20140515	20140514
4930	`armneon2`	`gcc -mcpu=cortex-a9 -mfloat-abi=hard -mfpu=neon -O2 -fomit-frame-pointer`	20140515	20140514
4940	`armneon2`	`gcc -mcpu=cortex-a9 -O2 -fomit-frame-pointer`	20140515	20140514
4994	`ref`	`gcc -funroll-loops -fno-schedule-insns -O -fomit-frame-pointer`	20140515	20140514
5012	`armneon`	`gcc -mcpu=cortex-a8 -mfloat-abi=hard -mfpu=neon -O -fomit-frame-pointer`	20140515	20140514
5087	`ref`	`gcc -funroll-loops -Os -fomit-frame-pointer`	20140515	20140514
5119	`ref`	`gcc -mcpu=cortex-a9 -Os -fomit-frame-pointer`	20140515	20140514
6581	`ref`	`cc`	20140515	20140514
6609	`ref`	`gcc -funroll-loops`	20140515	20140514
7377	`ref`	`gcc`	20140515	20140514

Compiler output

Implementation: crypto_core/salsa2012/armneon
Compiler: cc

core.c: In file included from core.c:9:0:
core.c: /usr/lib/gcc/arm-linux-gnueabihf/4.7/include/arm_neon.h:32:2: error: #error You must enable NEON instructions (e.g. -mfloat-abi=softfp -mfpu=neon) to use arm_neon.h
core.c: core.c: In function 'crypto_core_salsa2012_armneon':
core.c: core.c:21:3: error: unknown type name 'uint32x4_t'
core.c: core.c:21:3: warning: excess elements in scalar initializer [enabled by default]
core.c: core.c:21:3: warning: (near initialization for 'abab') [enabled by default]
core.c: core.c:21:3: warning: excess elements in scalar initializer [enabled by default]
core.c: core.c:21:3: warning: (near initialization for 'abab') [enabled by default]
core.c: core.c:21:3: warning: excess elements in scalar initializer [enabled by default]
core.c: core.c:21:3: warning: (near initialization for 'abab') [enabled by default]
core.c: core.c:23:3: error: unknown type name 'uint32x4_t'
core.c: core.c:23:26: error: 'uint32x4_t' undeclared (first use in this function)
core.c: core.c:23:26: note: each undeclared identifier is reported only once for each function it appears in
core.c: core.c:23:38: error: expected ',' or ';' before 'vld1q_u8'
core.c: core.c:24:14: error: expected ';' before 'k4k5k6k7'
core.c: core.c:25:14: error: expected ';' before 'c0c1c2c3'
core.c: core.c:26:14: error: expected ';' before 'n0n1n2n3'
core.c: core.c:28:14: error: expected ';' before 'n1n2n3n0'
core.c: core.c:29:3: error: unknown type name 'uint32x2_t'
core.c: core.c:29:34: error: 'n1n2n3n0' undeclared (first use in this function)
core.c: core.c:30:3: error: unknown type name 'uint32x2_t'
core.c: core.c:31:3: error: unknown type name 'uint32x2_t'
core.c: core.c:32:3: error: unknown type name 'uint32x2_t'
core.c: core.c:33:3: error: unknown type name 'uint32x2_t'
core.c: core.c:33:34: error: 'k4k5k6k7' undeclared (first use in this function)
core.c: ...

Number of similar (compiler,implementation) pairs: 27, namely:

Compiler	Implementations
cc	armneon
gcc	armneon
gcc -O2 -fomit-frame-pointer	armneon
gcc -O3 -fomit-frame-pointer	armneon
gcc -O -fomit-frame-pointer	armneon
gcc -Os -fomit-frame-pointer	armneon
gcc -fno-schedule-insns -O2 -fomit-frame-pointer	armneon
gcc -fno-schedule-insns -O3 -fomit-frame-pointer	armneon
gcc -fno-schedule-insns -O -fomit-frame-pointer	armneon
gcc -fno-schedule-insns -Os -fomit-frame-pointer	armneon
gcc -funroll-loops	armneon
gcc -funroll-loops -O2 -fomit-frame-pointer	armneon
gcc -funroll-loops -O3 -fomit-frame-pointer	armneon
gcc -funroll-loops -O -fomit-frame-pointer	armneon
gcc -funroll-loops -Os -fomit-frame-pointer	armneon
gcc -funroll-loops -fno-schedule-insns -O2 -fomit-frame-pointer	armneon
gcc -funroll-loops -fno-schedule-insns -O3 -fomit-frame-pointer	armneon
gcc -funroll-loops -fno-schedule-insns -O -fomit-frame-pointer	armneon
gcc -funroll-loops -fno-schedule-insns -Os -fomit-frame-pointer	armneon
gcc -mcpu=cortex-a5 -O2 -fomit-frame-pointer	armneon
gcc -mcpu=cortex-a5 -O3 -fomit-frame-pointer	armneon
gcc -mcpu=cortex-a5 -O -fomit-frame-pointer	armneon
gcc -mcpu=cortex-a5 -Os -fomit-frame-pointer	armneon
gcc -mcpu=cortex-a9 -O2 -fomit-frame-pointer	armneon
gcc -mcpu=cortex-a9 -O3 -fomit-frame-pointer	armneon
gcc -mcpu=cortex-a9 -O -fomit-frame-pointer	armneon
gcc -mcpu=cortex-a9 -Os -fomit-frame-pointer	armneon

Compiler output

Implementation: crypto_core/salsa2012/armneon
Compiler: gcc -mcpu=arm810 -O2 -fomit-frame-pointer

core.c: core.c:1:0: warning: target CPU does not support THUMB instructions [enabled by default]
core.c: In file included from core.c:9:0:
core.c: /usr/lib/gcc/arm-linux-gnueabihf/4.7/include/arm_neon.h:32:2: error: #error You must enable NEON instructions (e.g. -mfloat-abi=softfp -mfpu=neon) to use arm_neon.h
core.c: core.c: In function 'crypto_core_salsa2012_armneon':
core.c: core.c:21:3: error: unknown type name 'uint32x4_t'
core.c: core.c:21:3: warning: excess elements in scalar initializer [enabled by default]
core.c: core.c:21:3: warning: (near initialization for 'abab') [enabled by default]
core.c: core.c:21:3: warning: excess elements in scalar initializer [enabled by default]
core.c: core.c:21:3: warning: (near initialization for 'abab') [enabled by default]
core.c: core.c:21:3: warning: excess elements in scalar initializer [enabled by default]
core.c: core.c:21:3: warning: (near initialization for 'abab') [enabled by default]
core.c: core.c:23:3: error: unknown type name 'uint32x4_t'
core.c: core.c:23:26: error: 'uint32x4_t' undeclared (first use in this function)
core.c: core.c:23:26: note: each undeclared identifier is reported only once for each function it appears in
core.c: core.c:23:38: error: expected ',' or ';' before 'vld1q_u8'
core.c: core.c:24:14: error: expected ';' before 'k4k5k6k7'
core.c: core.c:25:14: error: expected ';' before 'c0c1c2c3'
core.c: core.c:26:14: error: expected ';' before 'n0n1n2n3'
core.c: core.c:28:14: error: expected ';' before 'n1n2n3n0'
core.c: core.c:29:3: error: unknown type name 'uint32x2_t'
core.c: core.c:29:34: error: 'n1n2n3n0' undeclared (first use in this function)
core.c: core.c:30:3: error: unknown type name 'uint32x2_t'
core.c: core.c:31:3: error: unknown type name 'uint32x2_t'
core.c: core.c:32:3: error: unknown type name 'uint32x2_t'
core.c: core.c:33:3: error: unknown type name 'uint32x2_t'
core.c: ...

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

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

Compiler output

Implementation: crypto_core/salsa2012/ref
Compiler: gcc -mcpu=arm810 -O2 -fomit-frame-pointer

core.c: core.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: 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]
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]

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

Compiler output

Implementation: crypto_core/salsa2012/armneon2
Compiler: gcc -mcpu=arm810 -O2 -fomit-frame-pointer

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: 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]
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]

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

Compiler	Implementations
gcc -mcpu=arm810 -O2 -fomit-frame-pointer	armneon2
gcc -mcpu=arm810 -O3 -fomit-frame-pointer	armneon2
gcc -mcpu=arm810 -O -fomit-frame-pointer	armneon2
gcc -mcpu=arm810 -Os -fomit-frame-pointer	armneon2
gcc -mcpu=arm8 -O2 -fomit-frame-pointer	armneon2
gcc -mcpu=arm8 -O3 -fomit-frame-pointer	armneon2
gcc -mcpu=arm8 -O -fomit-frame-pointer	armneon2
gcc -mcpu=arm8 -Os -fomit-frame-pointer	armneon2
gcc -mcpu=strongarm1100 -O2 -fomit-frame-pointer	armneon2
gcc -mcpu=strongarm1100 -O3 -fomit-frame-pointer	armneon2
gcc -mcpu=strongarm1100 -O -fomit-frame-pointer	armneon2
gcc -mcpu=strongarm1100 -Os -fomit-frame-pointer	armneon2
gcc -mcpu=strongarm110 -O2 -fomit-frame-pointer	armneon2
gcc -mcpu=strongarm110 -O3 -fomit-frame-pointer	armneon2
gcc -mcpu=strongarm110 -O -fomit-frame-pointer	armneon2
gcc -mcpu=strongarm110 -Os -fomit-frame-pointer	armneon2
gcc -mcpu=strongarm -O2 -fomit-frame-pointer	armneon2
gcc -mcpu=strongarm -O3 -fomit-frame-pointer	armneon2
gcc -mcpu=strongarm -O -fomit-frame-pointer	armneon2
gcc -mcpu=strongarm -Os -fomit-frame-pointer	armneon2