Implementation notes: armeabi, h6dragon, crypto_core/salsa208

Computer: h6dragon
Architecture: armeabi
CPU ID: unknown CPU ID
SUPERCOP version: 20141014
Operation: crypto_core
Primitive: salsa208

Time	Implementation	Compiler	Benchmark date	SUPERCOP version
1545	`armneon2`	`gcc -Os -fomit-frame-pointer`	20141014	20141014
1545	`armneon2`	`gcc -fno-schedule-insns -O -fomit-frame-pointer`	20141014	20141014
1545	`armneon`	`gcc -mcpu=cortex-a8 -mfloat-abi=hard -mfpu=neon -O2 -fomit-frame-pointer`	20141014	20141014
1545	`armneon`	`gcc -mcpu=cortex-a9 -mfloat-abi=hard -mfpu=neon -O2 -fomit-frame-pointer`	20141014	20141014
1546	`armneon2`	`gcc -funroll-loops -O2 -fomit-frame-pointer`	20141014	20141014
1558	`armneon`	`gcc -mcpu=cortex-a9 -mfloat-abi=hard -mfpu=neon -O3 -fomit-frame-pointer`	20141014	20141014
1564	`armneon2`	`gcc -mcpu=strongarm110 -O3 -fomit-frame-pointer`	20141014	20141014
1565	`armneon2`	`gcc -mcpu=arm810 -O2 -fomit-frame-pointer`	20141014	20141014
1565	`armneon2`	`gcc -mcpu=arm810 -Os -fomit-frame-pointer`	20141014	20141014
1567	`armneon2`	`gcc -mcpu=strongarm1100 -O2 -fomit-frame-pointer`	20141014	20141014
1567	`armneon2`	`gcc -mcpu=strongarm -O2 -fomit-frame-pointer`	20141014	20141014
1567	`armneon2`	`gcc -mcpu=strongarm -Os -fomit-frame-pointer`	20141014	20141014
1569	`armneon2`	`clang -O3 -fwrapv -march=armv7-a -mfloat-abi=hard -mfpu=neon -fomit-frame-pointer`	20141014	20141014
1569	`armneon2`	`clang -O3 -fwrapv -mavx2 -fpolly -funroll-loops -fvectorize -fslp-vectorize -fslp-vectorize-aggressive -fomit-frame-pointer`	20141014	20141014
1569	`armneon2`	`gcc -O3 -fomit-frame-pointer`	20141014	20141014
1569	`armneon2`	`gcc -mcpu=arm810 -O3 -fomit-frame-pointer`	20141014	20141014
1569	`armneon2`	`gcc -mcpu=arm8 -O3 -fomit-frame-pointer`	20141014	20141014
1569	`armneon2`	`gcc -mcpu=cortex-a5 -O3 -fomit-frame-pointer`	20141014	20141014
1569	`armneon`	`gcc -mcpu=cortex-a8 -mfloat-abi=hard -mfpu=neon -O3 -fomit-frame-pointer`	20141014	20141014
1569	`armneon2`	`gcc -mcpu=strongarm1100 -O -fomit-frame-pointer`	20141014	20141014
1572	`armneon2`	`clang -O3 -fomit-frame-pointer`	20141014	20141014
1572	`armneon`	`clang -O3 -fwrapv -march=armv7-a -mfloat-abi=hard -mfpu=neon -fomit-frame-pointer`	20141014	20141014
1572	`armneon2`	`clang -O3 -fwrapv -march=armv7-a -mfloat-abi=hard -mfpu=vfpv3-d16 -fomit-frame-pointer`	20141014	20141014
1572	`armneon2`	`clang -O3 -fwrapv -mavx -maes -mpclmul -fomit-frame-pointer`	20141014	20141014
1572	`armneon2`	`gcc -O -fomit-frame-pointer`	20141014	20141014
1572	`armneon2`	`gcc -funroll-loops`	20141014	20141014
1572	`armneon2`	`gcc -mcpu=strongarm -O -fomit-frame-pointer`	20141014	20141014
1573	`armneon`	`clang -O3 -fwrapv -march=armv7-a -mfloat-abi=hard -mfpu=neon -fomit-frame-pointer -fpolly -funroll-loops -fvectorize -fslp-vectorize -fslp-vectorize-aggressive`	20141014	20141014
1573	`armneon2`	`clang -O3 -fwrapv -march=armv7-a -mfloat-abi=hard -mfpu=vfpv3-d16 -fomit-frame-pointer -fpolly -funroll-loops -fvectorize -fslp-vectorize -fslp-vectorize-aggressive`	20141014	20141014
1573	`armneon2`	`clang -O3 -fwrapv -mavx -fpolly -funroll-loops -fvectorize -fslp-vectorize -fslp-vectorize-aggressive -fomit-frame-pointer`	20141014	20141014
1573	`armneon2`	`gcc -fno-schedule-insns -O2 -fomit-frame-pointer`	20141014	20141014
1573	`armneon2`	`gcc -funroll-loops -fno-schedule-insns -Os -fomit-frame-pointer`	20141014	20141014
1573	`armneon2`	`gcc -mcpu=cortex-a5 -O -fomit-frame-pointer`	20141014	20141014
1573	`armneon2`	`gcc -mcpu=cortex-a8 -mfloat-abi=hard -mfpu=neon -O -fomit-frame-pointer`	20141014	20141014
1573	`armneon2`	`gcc -mcpu=cortex-a9 -O -fomit-frame-pointer`	20141014	20141014
1573	`armneon`	`gcc -mcpu=cortex-a9 -mfloat-abi=hard -mfpu=neon -Os -fomit-frame-pointer`	20141014	20141014
1573	`armneon2`	`gcc -mcpu=strongarm1100 -O3 -fomit-frame-pointer`	20141014	20141014
1575	`armneon2`	`cc`	20141014	20141014
1575	`armneon2`	`gcc`	20141014	20141014
1575	`armneon2`	`gcc -mcpu=cortex-a9 -mfloat-abi=hard -mfpu=neon -O -fomit-frame-pointer`	20141014	20141014
1580	`armneon2`	`gcc -fno-schedule-insns -O3 -fomit-frame-pointer`	20141014	20141014
1581	`armneon2`	`gcc -funroll-loops -fno-schedule-insns -O3 -fomit-frame-pointer`	20141014	20141014
1596	`armneon2`	`clang -O3 -fwrapv -mavx -fomit-frame-pointer`	20141014	20141014
1596	`armneon2`	`gcc -O2 -fomit-frame-pointer`	20141014	20141014
1596	`armneon2`	`gcc -fno-schedule-insns -Os -fomit-frame-pointer`	20141014	20141014
1596	`armneon2`	`gcc -mcpu=arm810 -O -fomit-frame-pointer`	20141014	20141014
1596	`armneon2`	`gcc -mcpu=arm8 -O -fomit-frame-pointer`	20141014	20141014
1596	`armneon2`	`gcc -mcpu=arm8 -Os -fomit-frame-pointer`	20141014	20141014
1596	`armneon2`	`gcc -mcpu=cortex-a5 -O2 -fomit-frame-pointer`	20141014	20141014
1596	`armneon2`	`gcc -mcpu=cortex-a5 -Os -fomit-frame-pointer`	20141014	20141014
1596	`armneon2`	`gcc -mcpu=cortex-a8 -mfloat-abi=hard -mfpu=neon -O2 -fomit-frame-pointer`	20141014	20141014
1596	`armneon`	`gcc -mcpu=cortex-a8 -mfloat-abi=hard -mfpu=neon -O -fomit-frame-pointer`	20141014	20141014
1596	`armneon2`	`gcc -mcpu=cortex-a8 -mfloat-abi=hard -mfpu=neon -Os -fomit-frame-pointer`	20141014	20141014
1596	`armneon2`	`gcc -mcpu=cortex-a9 -O2 -fomit-frame-pointer`	20141014	20141014
1596	`armneon2`	`gcc -mcpu=cortex-a9 -mfloat-abi=hard -mfpu=neon -O2 -fomit-frame-pointer`	20141014	20141014
1596	`armneon`	`gcc -mcpu=cortex-a9 -mfloat-abi=hard -mfpu=neon -O -fomit-frame-pointer`	20141014	20141014
1596	`armneon2`	`gcc -mcpu=cortex-a9 -mfloat-abi=hard -mfpu=neon -Os -fomit-frame-pointer`	20141014	20141014
1596	`armneon2`	`gcc -mcpu=strongarm110 -O2 -fomit-frame-pointer`	20141014	20141014
1596	`armneon2`	`gcc -mcpu=strongarm110 -O -fomit-frame-pointer`	20141014	20141014
1596	`armneon2`	`gcc -mcpu=strongarm110 -Os -fomit-frame-pointer`	20141014	20141014
1596	`armneon2`	`gcc -mcpu=strongarm -O3 -fomit-frame-pointer`	20141014	20141014
1597	`armneon2`	`clang -O3 -fwrapv -march=armv7-a -mfloat-abi=hard -mfpu=neon -fomit-frame-pointer -fpolly -funroll-loops -fvectorize -fslp-vectorize -fslp-vectorize-aggressive`	20141014	20141014
1597	`armneon2`	`clang -O3 -fwrapv -mavx2 -fomit-frame-pointer`	20141014	20141014
1597	`armneon2`	`clang -O3 -fwrapv -mavx -maes -mpclmul -fpolly -funroll-loops -fvectorize -fslp-vectorize -fslp-vectorize-aggressive -fomit-frame-pointer`	20141014	20141014
1597	`armneon2`	`gcc -funroll-loops -O -fomit-frame-pointer`	20141014	20141014
1597	`armneon2`	`gcc -funroll-loops -Os -fomit-frame-pointer`	20141014	20141014
1597	`armneon2`	`gcc -funroll-loops -fno-schedule-insns -O2 -fomit-frame-pointer`	20141014	20141014
1597	`armneon2`	`gcc -funroll-loops -fno-schedule-insns -O -fomit-frame-pointer`	20141014	20141014
1597	`armneon2`	`gcc -mcpu=arm8 -O2 -fomit-frame-pointer`	20141014	20141014
1597	`armneon2`	`gcc -mcpu=cortex-a8 -mfloat-abi=hard -mfpu=neon -O3 -fomit-frame-pointer`	20141014	20141014
1597	`armneon`	`gcc -mcpu=cortex-a8 -mfloat-abi=hard -mfpu=neon -Os -fomit-frame-pointer`	20141014	20141014
1597	`armneon2`	`gcc -mcpu=cortex-a9 -Os -fomit-frame-pointer`	20141014	20141014
1597	`armneon2`	`gcc -mcpu=strongarm1100 -Os -fomit-frame-pointer`	20141014	20141014
1598	`armneon2`	`gcc -funroll-loops -O3 -fomit-frame-pointer`	20141014	20141014
1598	`armneon2`	`gcc -mcpu=cortex-a9 -mfloat-abi=hard -mfpu=neon -O3 -fomit-frame-pointer`	20141014	20141014
1599	`armneon2`	`gcc -mcpu=cortex-a9 -O3 -fomit-frame-pointer`	20141014	20141014
1751	`ref`	`clang -O3 -fwrapv -mavx -fomit-frame-pointer`	20141014	20141014
1751	`ref`	`gcc -fno-schedule-insns -O3 -fomit-frame-pointer`	20141014	20141014
1752	`ref`	`gcc -funroll-loops -fno-schedule-insns -O2 -fomit-frame-pointer`	20141014	20141014
1752	`ref`	`gcc -funroll-loops -fno-schedule-insns -O3 -fomit-frame-pointer`	20141014	20141014
1772	`ref`	`gcc -fno-schedule-insns -O2 -fomit-frame-pointer`	20141014	20141014
1778	`ref`	`clang -O3 -fomit-frame-pointer`	20141014	20141014
1778	`ref`	`clang -O3 -fwrapv -march=armv7-a -mfloat-abi=hard -mfpu=neon -fomit-frame-pointer`	20141014	20141014
1778	`ref`	`clang -O3 -fwrapv -march=armv7-a -mfloat-abi=hard -mfpu=neon -fomit-frame-pointer -fpolly -funroll-loops -fvectorize -fslp-vectorize -fslp-vectorize-aggressive`	20141014	20141014
1778	`ref`	`clang -O3 -fwrapv -march=armv7-a -mfloat-abi=hard -mfpu=vfpv3-d16 -fomit-frame-pointer -fpolly -funroll-loops -fvectorize -fslp-vectorize -fslp-vectorize-aggressive`	20141014	20141014
1778	`ref`	`clang -O3 -fwrapv -mavx -maes -mpclmul -fomit-frame-pointer`	20141014	20141014
1780	`ref`	`clang -O3 -fwrapv -mavx2 -fomit-frame-pointer`	20141014	20141014
1802	`ref`	`clang -O3 -fwrapv -march=armv7-a -mfloat-abi=hard -mfpu=vfpv3-d16 -fomit-frame-pointer`	20141014	20141014
1802	`ref`	`clang -O3 -fwrapv -mavx2 -fpolly -funroll-loops -fvectorize -fslp-vectorize -fslp-vectorize-aggressive -fomit-frame-pointer`	20141014	20141014
1802	`ref`	`clang -O3 -fwrapv -mavx -fpolly -funroll-loops -fvectorize -fslp-vectorize -fslp-vectorize-aggressive -fomit-frame-pointer`	20141014	20141014
1802	`ref`	`clang -O3 -fwrapv -mavx -maes -mpclmul -fpolly -funroll-loops -fvectorize -fslp-vectorize -fslp-vectorize-aggressive -fomit-frame-pointer`	20141014	20141014
1905	`ref`	`gcc -funroll-loops -fno-schedule-insns -Os -fomit-frame-pointer`	20141014	20141014
1907	`ref`	`gcc -funroll-loops -O2 -fomit-frame-pointer`	20141014	20141014
1935	`ref`	`gcc -funroll-loops -Os -fomit-frame-pointer`	20141014	20141014
1942	`ref`	`gcc -mcpu=strongarm110 -Os -fomit-frame-pointer`	20141014	20141014
1944	`ref`	`gcc -mcpu=arm810 -Os -fomit-frame-pointer`	20141014	20141014
1954	`ref`	`gcc -O3 -fomit-frame-pointer`	20141014	20141014
1954	`ref`	`gcc -mcpu=arm8 -Os -fomit-frame-pointer`	20141014	20141014
1955	`ref`	`gcc -mcpu=strongarm1100 -Os -fomit-frame-pointer`	20141014	20141014
1957	`ref`	`gcc -mcpu=cortex-a9 -O2 -fomit-frame-pointer`	20141014	20141014
1957	`ref`	`gcc -mcpu=cortex-a9 -mfloat-abi=hard -mfpu=neon -O2 -fomit-frame-pointer`	20141014	20141014
1957	`ref`	`gcc -mcpu=strongarm -Os -fomit-frame-pointer`	20141014	20141014
1958	`ref`	`gcc -funroll-loops -O3 -fomit-frame-pointer`	20141014	20141014
1958	`ref`	`gcc -mcpu=cortex-a8 -mfloat-abi=hard -mfpu=neon -O2 -fomit-frame-pointer`	20141014	20141014
1958	`ref`	`gcc -mcpu=cortex-a8 -mfloat-abi=hard -mfpu=neon -O3 -fomit-frame-pointer`	20141014	20141014
1980	`ref`	`gcc -O2 -fomit-frame-pointer`	20141014	20141014
1980	`ref`	`gcc -mcpu=strongarm110 -O3 -fomit-frame-pointer`	20141014	20141014
1984	`ref`	`gcc -Os -fomit-frame-pointer`	20141014	20141014
1996	`ref`	`gcc -fno-schedule-insns -Os -fomit-frame-pointer`	20141014	20141014
2001	`ref`	`gcc -mcpu=cortex-a5 -O3 -fomit-frame-pointer`	20141014	20141014
2009	`ref`	`gcc -mcpu=arm810 -O3 -fomit-frame-pointer`	20141014	20141014
2009	`ref`	`gcc -mcpu=cortex-a9 -mfloat-abi=hard -mfpu=neon -O3 -fomit-frame-pointer`	20141014	20141014
2010	`ref`	`gcc -mcpu=arm8 -O2 -fomit-frame-pointer`	20141014	20141014
2010	`ref`	`gcc -mcpu=strongarm1100 -O2 -fomit-frame-pointer`	20141014	20141014
2010	`ref`	`gcc -mcpu=strongarm110 -O2 -fomit-frame-pointer`	20141014	20141014
2010	`ref`	`gcc -mcpu=strongarm -O2 -fomit-frame-pointer`	20141014	20141014
2011	`ref`	`gcc -mcpu=cortex-a9 -O3 -fomit-frame-pointer`	20141014	20141014
2012	`ref`	`gcc -mcpu=arm8 -O3 -fomit-frame-pointer`	20141014	20141014
2014	`ref`	`gcc -mcpu=cortex-a9 -mfloat-abi=hard -mfpu=neon -Os -fomit-frame-pointer`	20141014	20141014
2022	`ref`	`gcc -mcpu=cortex-a5 -Os -fomit-frame-pointer`	20141014	20141014
2023	`ref`	`gcc -mcpu=cortex-a9 -Os -fomit-frame-pointer`	20141014	20141014
2027	`ref`	`gcc -mcpu=strongarm1100 -O3 -fomit-frame-pointer`	20141014	20141014
2030	`ref`	`gcc -mcpu=strongarm -O3 -fomit-frame-pointer`	20141014	20141014
2034	`ref`	`gcc -mcpu=arm810 -O2 -fomit-frame-pointer`	20141014	20141014
2045	`ref`	`gcc -mcpu=cortex-a8 -mfloat-abi=hard -mfpu=neon -Os -fomit-frame-pointer`	20141014	20141014
2061	`ref`	`gcc -mcpu=cortex-a5 -O2 -fomit-frame-pointer`	20141014	20141014
2781	`ref`	`gcc -mcpu=strongarm110 -O -fomit-frame-pointer`	20141014	20141014
2782	`ref`	`gcc -mcpu=arm810 -O -fomit-frame-pointer`	20141014	20141014
2782	`ref`	`gcc -mcpu=strongarm1100 -O -fomit-frame-pointer`	20141014	20141014
2809	`ref`	`gcc -mcpu=arm8 -O -fomit-frame-pointer`	20141014	20141014
2809	`ref`	`gcc -mcpu=strongarm -O -fomit-frame-pointer`	20141014	20141014
2816	`ref`	`gcc -funroll-loops -O -fomit-frame-pointer`	20141014	20141014
2833	`ref`	`gcc -funroll-loops -fno-schedule-insns -O -fomit-frame-pointer`	20141014	20141014
3039	`ref`	`gcc -mcpu=cortex-a5 -O -fomit-frame-pointer`	20141014	20141014
3066	`ref`	`gcc -mcpu=cortex-a9 -mfloat-abi=hard -mfpu=neon -O -fomit-frame-pointer`	20141014	20141014
3068	`ref`	`gcc -mcpu=cortex-a9 -O -fomit-frame-pointer`	20141014	20141014
3070	`ref`	`gcc -O -fomit-frame-pointer`	20141014	20141014
3071	`ref`	`gcc -fno-schedule-insns -O -fomit-frame-pointer`	20141014	20141014
3090	`ref`	`gcc -mcpu=cortex-a8 -mfloat-abi=hard -mfpu=neon -O -fomit-frame-pointer`	20141014	20141014
6930	`ref`	`cc`	20141014	20141014
6932	`ref`	`gcc -funroll-loops`	20141014	20141014
6954	`ref`	`gcc`	20141014	20141014

Compiler output

Implementation: crypto_core/salsa208/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_salsa208_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/salsa208/armneon
Compiler: clang -O3 -fomit-frame-pointer

core.c: In file included from core.c:9:
core.c: /usr/include/clang/3.2/include/arm_neon.h:28:2: error: "NEON support not enabled"
core.c: #error "NEON support not enabled"
core.c: ^
core.c: 1 error generated.

Number of similar (compiler,implementation) pairs: 2, namely:

Compiler	Implementations
clang -O3 -fomit-frame-pointer	armneon
clang -O3 -fwrapv -march=armv7-a -mfloat-abi=hard -mfpu=vfpv3-d16 -fomit-frame-pointer	armneon

Compiler output

Implementation: crypto_core/salsa208/armneon2
Compiler: clang -O3 -fomit-frame-pointer

core.s: clang: warning: argument unused during compilation: '-O3'
core.s: clang: warning: argument unused during compilation: '-fomit-frame-pointer'
core.s: clang: warning: argument unused during compilation: '-D SUPERCOP'
core.s: clang: warning: argument unused during compilation: '-I .'
core.s: clang: warning: argument unused during compilation: '-I /home/djb/benchmarking/supercop-20141014/supercop-data/h6dragon/armeabi/include'

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

Compiler	Implementations
clang -O3 -fomit-frame-pointer	armneon2

Compiler output

Implementation: crypto_core/salsa208/armneon2
Compiler: clang -O3 -fwrapv -march=armv7-a -mfloat-abi=hard -mfpu=neon -fomit-frame-pointer

Number of similar (compiler,implementation) pairs: 2, namely:

Compiler	Implementations
clang -O3 -fwrapv -march=armv7-a -mfloat-abi=hard -mfpu=neon -fomit-frame-pointer	armneon2
clang -O3 -fwrapv -march=armv7-a -mfloat-abi=hard -mfpu=vfpv3-d16 -fomit-frame-pointer	armneon2

Compiler output

Implementation: crypto_core/salsa208/armneon
Compiler: clang -O3 -fwrapv -march=armv7-a -mfloat-abi=hard -mfpu=neon -fomit-frame-pointer -fpolly -funroll-loops -fvectorize -fslp-vectorize -fslp-vectorize-aggressive

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

Compiler	Implementations
clang -O3 -fwrapv -march=armv7-a -mfloat-abi=hard -mfpu=neon -fomit-frame-pointer -fpolly -funroll-loops -fvectorize -fslp-vectorize -fslp-vectorize-aggressive	armneon ref
clang -O3 -fwrapv -march=armv7-a -mfloat-abi=hard -mfpu=vfpv3-d16 -fomit-frame-pointer -fpolly -funroll-loops -fvectorize -fslp-vectorize -fslp-vectorize-aggressive	ref

Compiler output

Implementation: crypto_core/salsa208/armneon2
Compiler: clang -O3 -fwrapv -march=armv7-a -mfloat-abi=hard -mfpu=neon -fomit-frame-pointer -fpolly -funroll-loops -fvectorize -fslp-vectorize -fslp-vectorize-aggressive

core.s: clang: warning: argument unused during compilation: '-O3'
core.s: clang: warning: argument unused during compilation: '-fwrapv'
core.s: clang: warning: argument unused during compilation: '-fomit-frame-pointer'
core.s: clang: warning: argument unused during compilation: '-fpolly'
core.s: clang: warning: argument unused during compilation: '-funroll-loops'
core.s: clang: warning: argument unused during compilation: '-fvectorize'
core.s: clang: warning: argument unused during compilation: '-fslp-vectorize'
core.s: clang: warning: argument unused during compilation: '-fslp-vectorize-aggressive'
core.s: clang: warning: argument unused during compilation: '-D SUPERCOP'
core.s: clang: warning: argument unused during compilation: '-I .'
core.s: clang: warning: argument unused during compilation: '-I /home/djb/benchmarking/supercop-20141014/supercop-data/h6dragon/armeabi/include'

Number of similar (compiler,implementation) pairs: 2, namely:

Compiler	Implementations
clang -O3 -fwrapv -march=armv7-a -mfloat-abi=hard -mfpu=neon -fomit-frame-pointer -fpolly -funroll-loops -fvectorize -fslp-vectorize -fslp-vectorize-aggressive	armneon2
clang -O3 -fwrapv -march=armv7-a -mfloat-abi=hard -mfpu=vfpv3-d16 -fomit-frame-pointer -fpolly -funroll-loops -fvectorize -fslp-vectorize -fslp-vectorize-aggressive	armneon2

Compiler output

Implementation: crypto_core/salsa208/armneon
Compiler: clang -O3 -fwrapv -march=armv7-a -mfloat-abi=hard -mfpu=vfpv3-d16 -fomit-frame-pointer -fpolly -funroll-loops -fvectorize -fslp-vectorize -fslp-vectorize-aggressive

core.c: clang: warning: argument unused during compilation: '-fpolly'
core.c: clang: warning: argument unused during compilation: '-fvectorize'
core.c: clang: warning: argument unused during compilation: '-fslp-vectorize'
core.c: clang: warning: argument unused during compilation: '-fslp-vectorize-aggressive'
core.c: In file included from core.c:9:
core.c: /usr/include/clang/3.2/include/arm_neon.h:28:2: error: "NEON support not enabled"
core.c: #error "NEON support not enabled"
core.c: ^
core.c: 1 error generated.

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

Compiler	Implementations
clang -O3 -fwrapv -march=armv7-a -mfloat-abi=hard -mfpu=vfpv3-d16 -fomit-frame-pointer -fpolly -funroll-loops -fvectorize -fslp-vectorize -fslp-vectorize-aggressive	armneon

Compiler output

Implementation: crypto_core/salsa208/ref
Compiler: clang -O3 -fwrapv -mavx2 -fomit-frame-pointer

core.c: clang: warning: argument unused during compilation: '-mavx2'

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

Compiler	Implementations
clang -O3 -fwrapv -mavx2 -fomit-frame-pointer	ref

Compiler output

Implementation: crypto_core/salsa208/armneon
Compiler: clang -O3 -fwrapv -mavx2 -fomit-frame-pointer

core.c: clang: warning: argument unused during compilation: '-mavx2'
core.c: In file included from core.c:9:
core.c: /usr/include/clang/3.2/include/arm_neon.h:28:2: error: "NEON support not enabled"
core.c: #error "NEON support not enabled"
core.c: ^
core.c: 1 error generated.

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

Compiler	Implementations
clang -O3 -fwrapv -mavx2 -fomit-frame-pointer	armneon

Compiler output

Implementation: crypto_core/salsa208/armneon2
Compiler: clang -O3 -fwrapv -mavx2 -fomit-frame-pointer

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

Compiler	Implementations
clang -O3 -fwrapv -mavx2 -fomit-frame-pointer	armneon2

Compiler output

Implementation: crypto_core/salsa208/ref
Compiler: clang -O3 -fwrapv -mavx2 -fpolly -funroll-loops -fvectorize -fslp-vectorize -fslp-vectorize-aggressive -fomit-frame-pointer

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

Compiler	Implementations
clang -O3 -fwrapv -mavx2 -fpolly -funroll-loops -fvectorize -fslp-vectorize -fslp-vectorize-aggressive -fomit-frame-pointer	ref

Compiler output

Implementation: crypto_core/salsa208/armneon
Compiler: clang -O3 -fwrapv -mavx2 -fpolly -funroll-loops -fvectorize -fslp-vectorize -fslp-vectorize-aggressive -fomit-frame-pointer

core.c: clang: warning: argument unused during compilation: '-mavx2'
core.c: clang: warning: argument unused during compilation: '-fpolly'
core.c: clang: warning: argument unused during compilation: '-fvectorize'
core.c: clang: warning: argument unused during compilation: '-fslp-vectorize'
core.c: clang: warning: argument unused during compilation: '-fslp-vectorize-aggressive'
core.c: In file included from core.c:9:
core.c: /usr/include/clang/3.2/include/arm_neon.h:28:2: error: "NEON support not enabled"
core.c: #error "NEON support not enabled"
core.c: ^
core.c: 1 error generated.

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

Compiler	Implementations
clang -O3 -fwrapv -mavx2 -fpolly -funroll-loops -fvectorize -fslp-vectorize -fslp-vectorize-aggressive -fomit-frame-pointer	armneon

Compiler output

Implementation: crypto_core/salsa208/armneon2
Compiler: clang -O3 -fwrapv -mavx2 -fpolly -funroll-loops -fvectorize -fslp-vectorize -fslp-vectorize-aggressive -fomit-frame-pointer

core.s: clang: warning: argument unused during compilation: '-O3'
core.s: clang: warning: argument unused during compilation: '-fwrapv'
core.s: clang: warning: argument unused during compilation: '-mavx2'
core.s: clang: warning: argument unused during compilation: '-fpolly'
core.s: clang: warning: argument unused during compilation: '-funroll-loops'
core.s: clang: warning: argument unused during compilation: '-fvectorize'
core.s: clang: warning: argument unused during compilation: '-fslp-vectorize'
core.s: clang: warning: argument unused during compilation: '-fslp-vectorize-aggressive'
core.s: clang: warning: argument unused during compilation: '-fomit-frame-pointer'
core.s: clang: warning: argument unused during compilation: '-D SUPERCOP'
core.s: clang: warning: argument unused during compilation: '-I .'
core.s: clang: warning: argument unused during compilation: '-I /home/djb/benchmarking/supercop-20141014/supercop-data/h6dragon/armeabi/include'

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

Compiler	Implementations
clang -O3 -fwrapv -mavx2 -fpolly -funroll-loops -fvectorize -fslp-vectorize -fslp-vectorize-aggressive -fomit-frame-pointer	armneon2

Compiler output

Implementation: crypto_core/salsa208/ref
Compiler: clang -O3 -fwrapv -mavx -fomit-frame-pointer

core.c: clang: warning: argument unused during compilation: '-mavx'

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

Compiler	Implementations
clang -O3 -fwrapv -mavx -fomit-frame-pointer	ref

Compiler output

Implementation: crypto_core/salsa208/armneon
Compiler: clang -O3 -fwrapv -mavx -fomit-frame-pointer

core.c: clang: warning: argument unused during compilation: '-mavx'
core.c: In file included from core.c:9:
core.c: /usr/include/clang/3.2/include/arm_neon.h:28:2: error: "NEON support not enabled"
core.c: #error "NEON support not enabled"
core.c: ^
core.c: 1 error generated.

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

Compiler	Implementations
clang -O3 -fwrapv -mavx -fomit-frame-pointer	armneon

Compiler output

Implementation: crypto_core/salsa208/armneon2
Compiler: clang -O3 -fwrapv -mavx -fomit-frame-pointer

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

Compiler	Implementations
clang -O3 -fwrapv -mavx -fomit-frame-pointer	armneon2

Compiler output

Implementation: crypto_core/salsa208/ref
Compiler: clang -O3 -fwrapv -mavx -fpolly -funroll-loops -fvectorize -fslp-vectorize -fslp-vectorize-aggressive -fomit-frame-pointer

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

Compiler	Implementations
clang -O3 -fwrapv -mavx -fpolly -funroll-loops -fvectorize -fslp-vectorize -fslp-vectorize-aggressive -fomit-frame-pointer	ref

Compiler output

Implementation: crypto_core/salsa208/armneon
Compiler: clang -O3 -fwrapv -mavx -fpolly -funroll-loops -fvectorize -fslp-vectorize -fslp-vectorize-aggressive -fomit-frame-pointer

core.c: clang: warning: argument unused during compilation: '-mavx'
core.c: clang: warning: argument unused during compilation: '-fpolly'
core.c: clang: warning: argument unused during compilation: '-fvectorize'
core.c: clang: warning: argument unused during compilation: '-fslp-vectorize'
core.c: clang: warning: argument unused during compilation: '-fslp-vectorize-aggressive'
core.c: In file included from core.c:9:
core.c: /usr/include/clang/3.2/include/arm_neon.h:28:2: error: "NEON support not enabled"
core.c: #error "NEON support not enabled"
core.c: ^
core.c: 1 error generated.

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

Compiler	Implementations
clang -O3 -fwrapv -mavx -fpolly -funroll-loops -fvectorize -fslp-vectorize -fslp-vectorize-aggressive -fomit-frame-pointer	armneon

Compiler output

Implementation: crypto_core/salsa208/armneon2
Compiler: clang -O3 -fwrapv -mavx -fpolly -funroll-loops -fvectorize -fslp-vectorize -fslp-vectorize-aggressive -fomit-frame-pointer

core.s: clang: warning: argument unused during compilation: '-O3'
core.s: clang: warning: argument unused during compilation: '-fwrapv'
core.s: clang: warning: argument unused during compilation: '-mavx'
core.s: clang: warning: argument unused during compilation: '-fpolly'
core.s: clang: warning: argument unused during compilation: '-funroll-loops'
core.s: clang: warning: argument unused during compilation: '-fvectorize'
core.s: clang: warning: argument unused during compilation: '-fslp-vectorize'
core.s: clang: warning: argument unused during compilation: '-fslp-vectorize-aggressive'
core.s: clang: warning: argument unused during compilation: '-fomit-frame-pointer'
core.s: clang: warning: argument unused during compilation: '-D SUPERCOP'
core.s: clang: warning: argument unused during compilation: '-I .'
core.s: clang: warning: argument unused during compilation: '-I /home/djb/benchmarking/supercop-20141014/supercop-data/h6dragon/armeabi/include'

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

Compiler	Implementations
clang -O3 -fwrapv -mavx -fpolly -funroll-loops -fvectorize -fslp-vectorize -fslp-vectorize-aggressive -fomit-frame-pointer	armneon2

Compiler output

Implementation: crypto_core/salsa208/ref
Compiler: clang -O3 -fwrapv -mavx -maes -mpclmul -fomit-frame-pointer

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

Compiler	Implementations
clang -O3 -fwrapv -mavx -maes -mpclmul -fomit-frame-pointer	ref

Compiler output

Implementation: crypto_core/salsa208/armneon
Compiler: clang -O3 -fwrapv -mavx -maes -mpclmul -fomit-frame-pointer

core.c: clang: warning: argument unused during compilation: '-mavx'
core.c: clang: warning: argument unused during compilation: '-maes'
core.c: clang: warning: argument unused during compilation: '-mpclmul'
core.c: In file included from core.c:9:
core.c: /usr/include/clang/3.2/include/arm_neon.h:28:2: error: "NEON support not enabled"
core.c: #error "NEON support not enabled"
core.c: ^
core.c: 1 error generated.

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

Compiler	Implementations
clang -O3 -fwrapv -mavx -maes -mpclmul -fomit-frame-pointer	armneon

Compiler output

Implementation: crypto_core/salsa208/armneon2
Compiler: clang -O3 -fwrapv -mavx -maes -mpclmul -fomit-frame-pointer

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

Compiler	Implementations
clang -O3 -fwrapv -mavx -maes -mpclmul -fomit-frame-pointer	armneon2

Compiler output

Implementation: crypto_core/salsa208/ref
Compiler: clang -O3 -fwrapv -mavx -maes -mpclmul -fpolly -funroll-loops -fvectorize -fslp-vectorize -fslp-vectorize-aggressive -fomit-frame-pointer

core.c: clang: warning: argument unused during compilation: '-mavx'
core.c: clang: warning: argument unused during compilation: '-maes'
core.c: clang: warning: argument unused during compilation: '-mpclmul'
core.c: clang: warning: argument unused during compilation: '-fpolly'
core.c: clang: warning: argument unused during compilation: '-fvectorize'
core.c: clang: warning: argument unused during compilation: '-fslp-vectorize'
core.c: clang: warning: argument unused during compilation: '-fslp-vectorize-aggressive'

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

Compiler	Implementations
clang -O3 -fwrapv -mavx -maes -mpclmul -fpolly -funroll-loops -fvectorize -fslp-vectorize -fslp-vectorize-aggressive -fomit-frame-pointer	ref

Compiler output

Implementation: crypto_core/salsa208/armneon
Compiler: clang -O3 -fwrapv -mavx -maes -mpclmul -fpolly -funroll-loops -fvectorize -fslp-vectorize -fslp-vectorize-aggressive -fomit-frame-pointer

core.c: clang: warning: argument unused during compilation: '-mavx'
core.c: clang: warning: argument unused during compilation: '-maes'
core.c: clang: warning: argument unused during compilation: '-mpclmul'
core.c: clang: warning: argument unused during compilation: '-fpolly'
core.c: clang: warning: argument unused during compilation: '-fvectorize'
core.c: clang: warning: argument unused during compilation: '-fslp-vectorize'
core.c: clang: warning: argument unused during compilation: '-fslp-vectorize-aggressive'
core.c: In file included from core.c:9:
core.c: /usr/include/clang/3.2/include/arm_neon.h:28:2: error: "NEON support not enabled"
core.c: #error "NEON support not enabled"
core.c: ^
core.c: 1 error generated.

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

Compiler	Implementations
clang -O3 -fwrapv -mavx -maes -mpclmul -fpolly -funroll-loops -fvectorize -fslp-vectorize -fslp-vectorize-aggressive -fomit-frame-pointer	armneon

Compiler output

Implementation: crypto_core/salsa208/armneon2
Compiler: clang -O3 -fwrapv -mavx -maes -mpclmul -fpolly -funroll-loops -fvectorize -fslp-vectorize -fslp-vectorize-aggressive -fomit-frame-pointer

core.s: clang: warning: argument unused during compilation: '-O3'
core.s: clang: warning: argument unused during compilation: '-fwrapv'
core.s: clang: warning: argument unused during compilation: '-mavx'
core.s: clang: warning: argument unused during compilation: '-maes'
core.s: clang: warning: argument unused during compilation: '-mpclmul'
core.s: clang: warning: argument unused during compilation: '-fpolly'
core.s: clang: warning: argument unused during compilation: '-funroll-loops'
core.s: clang: warning: argument unused during compilation: '-fvectorize'
core.s: clang: warning: argument unused during compilation: '-fslp-vectorize'
core.s: clang: warning: argument unused during compilation: '-fslp-vectorize-aggressive'
core.s: clang: warning: argument unused during compilation: '-fomit-frame-pointer'
core.s: clang: warning: argument unused during compilation: '-D SUPERCOP'
core.s: clang: warning: argument unused during compilation: '-I .'
core.s: clang: warning: argument unused during compilation: '-I /home/djb/benchmarking/supercop-20141014/supercop-data/h6dragon/armeabi/include'

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

Compiler	Implementations
clang -O3 -fwrapv -mavx -maes -mpclmul -fpolly -funroll-loops -fvectorize -fslp-vectorize -fslp-vectorize-aggressive -fomit-frame-pointer	armneon2

Compiler output

Implementation: crypto_core/salsa208/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_salsa208_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/salsa208/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/salsa208/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