Implementation notes: amd64, waldorf, crypto_hash/skein256256

Computer: waldorf
Architecture: amd64
CPU ID: GenuineIntel-000106e5-bfebfbff
SUPERCOP version: 20160715
Operation: crypto_hash
Primitive: skein256256

Time	Implementation	Compiler	Benchmark date	SUPERCOP version
20596	`opt`	`gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv`	20160718	20160715
20836	`opt`	`gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv`	20160718	20160715
20956	`opt`	`gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv`	20160718	20160715
21212	`x64`	`gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv`	20160718	20160715
21232	`x64`	`gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv`	20160718	20160715
21828	`opt`	`gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv`	20160718	20160715
22472	`x64`	`gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv`	20160718	20160715
23148	`x64`	`gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv`	20160718	20160715
59144	`opt`	`clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments`	20160718	20160715

Compiler output

Implementation: crypto_hash/skein256256/x64
Compiler: clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments

skein_block_x64.S: skein_block_x64.S:336:61: warning: trigraph ignored [-Wtrigraphs]
skein_block_x64.S: addq $LOCAL_SIZE,%rsp #get rid of locals (wipe??)
skein_block_x64.S: ^
skein_block_x64.S: skein_block_x64.S:427:13: warning: \u used with no following hex digits; treating as '\' followed by identifier [-Wunicode]
skein_block_x64.S: .elseif ((\useAddOp + 0) == 0)
skein_block_x64.S: ^
skein_block_x64.S: 2 warnings generated.
skein_block_x64.S: skein_block_x64.S:16:5: error: unknown directive
skein_block_x64.S: .altmacro
skein_block_x64.S: ^
skein_block_x64.S: skein_block_x64.S:17:5: error: unknown directive
skein_block_x64.S: .psize 0,128 #list file has no page boundaries
skein_block_x64.S: ^
skein_block_x64.S: gt;:2:7: error: expected absolute expression
skein_block_x64.S: .if _RCNT_ #is there anything to do?
skein_block_x64.S: ^
skein_block_x64.S: gt;:6:5: note: while in macro instantiation
skein_block_x64.S: RotL64 rbx, 256,%((4*_Rbase_+0) % 8),0
skein_block_x64.S: ^
skein_block_x64.S: skein_block_x64.S:616:1: note: while in macro instantiation
skein_block_x64.S: .rept _UNROLL_CNT*2
skein_block_x64.S: ^
skein_block_x64.S: gt;:1:10: error: invalid reassignment of non-absolute variable '_RCNT_'
skein_block_x64.S: _RCNT_ = RC_256&_%((4*_Rbase_+0)%8)&_1
skein_block_x64.S: ^
skein_block_x64.S: ...

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

Compiler	Implementations
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments	x64

Compiler output

Implementation: crypto_hash/skein256256/x64
Compiler: gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv

skein_block_x64.S: skein_block_x64.S:336:61: warning: trigraph ??) ignored, use -trigraphs to enable [-Wtrigraphs]
skein_block_x64.S: addq $LOCAL_SIZE,%rsp #get rid of locals (wipe??)
skein_block_x64.S: ^

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

Compiler	Implementations
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv	x64
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv	x64
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv	x64
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv	x64