Implementation notes: amd64, comet, crypto_aead/isapxv20

Computer: comet
Microarchitecture: amd64; Comet Lake (806ec)
Architecture: amd64
CPU ID: GenuineIntel-000806ec-bfebfbff
SUPERCOP version: 20240625
Operation: crypto_aead
Primitive: isapxv20

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
1539605	9611 0 0	23563 868 1024	`T:ref`	`clang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240629	20240625
2459177	7713 0 0	21788 788 1088	`T:ref`	`gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240629	20240625
2638430	10100 0 0	24723 868 1056	`T:ref`	`clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240629	20240625
2813106	10820 0 0	25739 868 1088	`T:ref`	`clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240629	20240625
8068889	6604 0 0	18971 868 1024	`T:ref`	`clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240629	20240625
9403940	5950 0 0	18924 788 1088	`T:ref`	`gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240629	20240625
13381587	6696 0 0	19563 852 1088	`T:ref`	`clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240629	20240625
13443987	5880 0 0	18547 780 1088	`T:ref`	`gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240629	20240625
15558050	4897 0 0	16423 764 1056	`T:ref`	`gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240629	20240625

Compiler output

isap.c: isap.c: In function 'isap_rk':
isap.c: isap.c:25:9: warning: 'state' may be used uninitialized [-Wmaybe-uninitialized]
isap.c:    25 |         Permutation_Initialize(state);
isap.c:       |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
isap.c: In file included from isap.c:5:
isap.c: permutation.h:4:6: note: by argument 1 of type 'const void *' to 'Permutation_Initialize' declared here
isap.c:     4 | void Permutation_Initialize(
isap.c:       |      ^~~~~~~~~~~~~~~~~~~~~~
isap.c: isap.c:24:23: note: 'state' declared here
isap.c:    24 |         unsigned char state[ISAP_STATE_SZ];
isap.c:       |                       ^~~~~
isap.c: isap.c: In function 'isap_mac':
isap.c: isap.c:59:9: warning: 'state' may be used uninitialized [-Wmaybe-uninitialized]
isap.c:    59 |         Permutation_Initialize(state);
isap.c:       |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
isap.c: permutation.h:4:6: note: by argument 1 of type 'const void *' to 'Permutation_Initialize' declared here
isap.c:     4 | void Permutation_Initialize(
isap.c:       |      ^~~~~~~~~~~~~~~~~~~~~~
isap.c: isap.c:58:23: note: 'state' declared here
isap.c:    58 |         unsigned char state[ISAP_STATE_SZ];
isap.c:       |                       ^~~~~

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

Implementation	Compiler
`T:ref`	`gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (12.2.0)`
`T:ref`	`gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (12.2.0)`
`T:ref`	`gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (12.2.0)`

Compiler output

isap.c: isap.c: In function 'isap_rk.constprop':
isap.c: isap.c:25:9: warning: 'state' may be used uninitialized [-Wmaybe-uninitialized]
isap.c:    25 |         Permutation_Initialize(state);
isap.c:       |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
isap.c: In file included from isap.c:5:
isap.c: permutation.h:4:6: note: by argument 1 of type 'const void *' to 'Permutation_Initialize' declared here
isap.c:     4 | void Permutation_Initialize(
isap.c:       |      ^~~~~~~~~~~~~~~~~~~~~~
isap.c: isap.c:24:23: note: 'state' declared here
isap.c:    24 |         unsigned char state[ISAP_STATE_SZ];
isap.c:       |                       ^~~~~
isap.c: isap.c: In function 'isap_rk':
isap.c: isap.c:25:9: warning: 'state' may be used uninitialized [-Wmaybe-uninitialized]
isap.c:    25 |         Permutation_Initialize(state);
isap.c:       |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
isap.c: permutation.h:4:6: note: by argument 1 of type 'const void *' to 'Permutation_Initialize' declared here
isap.c:     4 | void Permutation_Initialize(
isap.c:       |      ^~~~~~~~~~~~~~~~~~~~~~
isap.c: isap.c:24:23: note: 'state' declared here
isap.c:    24 |         unsigned char state[ISAP_STATE_SZ];
isap.c:       |                       ^~~~~
isap.c: isap.c: In function 'isap_mac':
isap.c: isap.c:59:9: warning: 'state' may be used uninitialized [-Wmaybe-uninitialized]
isap.c:    59 |         Permutation_Initialize(state);
isap.c:       |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
isap.c: ...

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

Implementation	Compiler
`T:ref`	`gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (12.2.0)`