Implementation notes: x86, floodyberry, crypto_stream/lexv2

Computer: floodyberry
Architecture: x86
CPU ID: GenuineIntel-00010676-bfebfbff
SUPERCOP version: 20140505
Operation: crypto_stream
Primitive: lexv2

Time	Implementation	Compiler	Benchmark date	SUPERCOP version
12287	`e/v2/ref`	`icc -m32 -O3 -static -xHost -fomit-frame-pointer`	20140508	20140505
13550	`e/v2/ref`	`clang -O1 -march=native -m32 -fomit-frame-pointer`	20140508	20140505
13800	`e/v2/ref`	`icc -m32 -O1 -static -xHost -fomit-frame-pointer`	20140508	20140505
15312	`e/v2/ref`	`gcc -m32 -march=native -mtune=native -O2 -fomit-frame-pointer`	20140508	20140505
15362	`e/v2/ref`	`gcc -m32 -O2 -fomit-frame-pointer`	20140508	20140505
16212	`e/v2/ref`	`gcc -m32 -march=native -mtune=native -O3 -fomit-frame-pointer`	20140508	20140505
16275	`e/v2/ref`	`gcc -m32 -O3 -fomit-frame-pointer`	20140508	20140505

Test failure

Implementation: crypto_stream/lexv2/e/v2/ref
Compiler: clang -O3 -march=native -m32 -fomit-frame-pointer

error 111

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

Compiler	Implementations
clang -O3 -march=native -m32 -fomit-frame-pointer	e/v2/ref

Compiler output

Implementation: crypto_stream/lexv2/e/v2/ref
Compiler: clang -O1 -march=native -m32 -fomit-frame-pointer

lex.c: In file included from lex.c:1:
lex.c: ./e/lex.c:685:9: warning: array index 10 is past the end of the array (which contains 10 elements) [-Warray-bounds]
lex.c: ctx->gt;ks[10] = (t0 & 0xFF00FF00) ^ ((t2 & 0xFF00FF00)>gt;>gt;8); /* Leak for odd rounds */
lex.c: ^ ~~
lex.c: ./e/ecrypt-sync.h:65:3: note: array 'ks' declared here
lex.c: u32 ks[NUMWORDS]; /* Keystream words collected from leaks */
lex.c: ^
lex.c: In file included from lex.c:1:
lex.c: ./e/lex.c:692:6: warning: array index 11 is past the end of the array (which contains 10 elements) [-Warray-bounds]
lex.c: ctx->gt;ks[11] = ((s0 & 0xFF00FF) lex.c: ^ ~~
lex.c: ./e/ecrypt-sync.h:65:3: note: array 'ks' declared here
lex.c: u32 ks[NUMWORDS]; /* Keystream words collected from leaks */
lex.c: ^
lex.c: In file included from lex.c:1:
lex.c: ./e/lex.c:698:13: warning: array index 12 is past the end of the array (which contains 10 elements) [-Warray-bounds]
lex.c: ctx->gt;ks[12] = (t0 & 0xFF00FF00) ^ ((t2 & 0xFF00FF00)>gt;>gt;8); /* Leak for odd rounds */
lex.c: ^ ~~
lex.c: ./e/ecrypt-sync.h:65:3: note: array 'ks' declared here
lex.c: u32 ks[NUMWORDS]; /* Keystream words collected from leaks */
lex.c: ^
lex.c: 3 warnings generated.

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

Compiler	Implementations
clang -O1 -march=native -m32 -fomit-frame-pointer	e/v2/ref
clang -O3 -march=native -m32 -fomit-frame-pointer	e/v2/ref

Compiler output

Implementation: crypto_stream/lexv2/e/v2/ref
Compiler: icc -m32 -O1 -static -xHost -fomit-frame-pointer

try.c: ld: warning: skipping incompatible /opt/intel/composer_xe_2013_sp1.0.080/compiler/lib/intel64/libirc.a while searching for irc
try.c: ld: warning: skipping incompatible /opt/intel/composer_xe_2013_sp1.0.080/ipp/../compiler/lib/intel64/libirc.a while searching for irc
try.c: ld: warning: skipping incompatible /opt/intel/composer_xe_2013_sp1.0.080/compiler/lib/intel64/libirc.a while searching for irc
try.c: ld: warning: skipping incompatible /opt/intel/composer_xe_2013_sp1.0.080/compiler/lib/intel64/libirc.a while searching for irc
try.c: ld: warning: skipping incompatible /opt/intel/composer_xe_2013_sp1.0.080/ipp/../compiler/lib/intel64/libirc.a while searching for irc
try.c: ld: warning: skipping incompatible /opt/intel/composer_xe_2013_sp1.0.080/compiler/lib/intel64/libirc.a while searching for irc
measure.c: ld: warning: skipping incompatible /opt/intel/composer_xe_2013_sp1.0.080/compiler/lib/intel64/libirc.a while searching for irc
measure.c: ld: warning: skipping incompatible /opt/intel/composer_xe_2013_sp1.0.080/ipp/../compiler/lib/intel64/libirc.a while searching for irc
measure.c: ld: warning: skipping incompatible /opt/intel/composer_xe_2013_sp1.0.080/compiler/lib/intel64/libirc.a while searching for irc

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

Compiler	Implementations
icc -m32 -O1 -static -xHost -fomit-frame-pointer	e/v2/ref
icc -m32 -O3 -static -xHost -fomit-frame-pointer	e/v2/ref