Runs:

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Machine Info

Fields

hardware None
os_version None

Parameters

cpu Architecture: x86_64
CPU op-mode(s): 32-bit, 64-bit
Byte Order: Little Endian
Address sizes: 43 bits physical, 48 bits virtual
CPU(s): 12
On-line CPU(s) list: 0-11
Thread(s) per core: 2
Core(s) per socket: 6
Socket(s): 1
NUMA node(s): 1
Vendor ID: AuthenticAMD
CPU family: 23
Model: 1
Model name: AMD Ryzen 5 1600 Six-Core Processor
Stepping: 1
Frequency boost: enabled
CPU MHz: 1550.000
CPU max MHz: 3200.0000
CPU min MHz: 1550.0000
BogoMIPS: 6387.74
Virtualization: AMD-V
L1d cache: 192 KiB
L1i cache: 384 KiB
L2 cache: 3 MiB
L3 cache: 16 MiB
NUMA node0 CPU(s): 0-11
Vulnerability Itlb multihit: Not affected
Vulnerability L1tf: Not affected
Vulnerability Mds: Not affected
Vulnerability Meltdown: Not affected
Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp
Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization
Vulnerability Spectre v2: Mitigation; Full AMD retpoline, STIBP disabled, RSB filling
Vulnerability Srbds: Not affected
Vulnerability Tsx async abort: Not affected
Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm constant_tsc rep_good nopl nonstop_tsc cpuid extd_apicid aperfmperf pni pclmulqdq monitor ssse3 fma cx16 sse4_1 sse4_2 movbe popcnt aes xsave avx f16c rdrand lahf_lm cmp_legacy svm extapic cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw skinit wdt tce topoext perfctr_core perfctr_nb bpext perfctr_llc mwaitx cpb hw_pstate ssbd vmmcall fsgsbase bmi1 avx2 smep bmi2 rdseed adx smap clflushopt sha_ni xsaveopt xsavec xgetbv1 xsaves clzero irperf xsaveerptr arat npt lbrv svm_lock nrip_save tsc_scale vmcb_clean flushbyasid decodeassists pausefilter pfthreshold avic v_vmsave_vmload vgif overflow_recov succor smca sme sev
memory MemTotal: 16285268 kB
Run Info

Fields

NameValue

Parameters

NameValue
as GNU assembler (GNU Binutils; home:marxin:branches:devel:gcc-bundle / openSUSE_Factory) 2.32
Copyright (C) 2019 Free Software Foundation, Inc.
This program is free software; you may redistribute it under the terms of
the GNU General Public License version 3 or later.
This program has absolutely no warranty.
This assembler was configured for a target of `x86_64-suse-linux'.
gcc gcc (GCC) 10.0.1 20200120 (experimental) f4d83eba60b5b1292a7cae660f03a2377e92a845
Copyright (C) 2020 Free Software Foundation, Inc.
This is free software; see the source for copying conditions. There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
git_revision f4d83eba60b5b1292a7cae660f03a2377e92a845
glibc GNU C Library (GNU libc) stable release version 2.29 (git 56c86f5dd516).
Copyright (C) 2019 Free Software Foundation, Inc.
This is free software; see the source for copying conditions.
There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A
PARTICULAR PURPOSE.
Configured for x86_64-suse-linux.
Compiled by GNU CC version 8.3.1 20190226 [gcc-8-branch revision 269204].
libc ABIs: UNIQUE IFUNC ABSOLUTE
For bug reporting instructions, please see:
<http://bugs.opensuse.org>.
glibc_location /lib64/libc.so.6
ld GNU ld (GNU Binutils; home:marxin:branches:devel:gcc-bundle / openSUSE_Factory) 2.32
options None
reason None
uname Linux zenith 5.0.9-1-default #1 SMP Sun Apr 21 06:42:32 UTC 2019 (7bd8353) x86_64 x86_64 x86_64 GNU/Linux
View Options
Report
Filter

zenith.gcc-trunk.Ofast_march_native test results

Run Order Start Time Duration
Current 1579482749000.f4d83eba60b5b1292a7cae660f03a2377e92a845 2020-01-20T07:27:20.966603 0:01:14.844054
Previous 1579306590000.92030203c1d284ccaed0037864262ff9181cf965 2020-01-18T05:12:39.986489 0:01:14.459183
Baseline 1543348665000.9b92780c8a3bee3cb13440f477cc2a6aef2ce191 2018-11-27T23:34:44.160312 0:01:14.705752

Tests Summary

Status Group # # (B)
Performance Regressions 8 51
Performance Improvements 3 64
Unchanged Tests 973 869
Total Tests 984

Run-Over-Run Changes Detail

Performance Regressions - compile_time Δ Previous Current σ Δ (B) σ (B)
polyhedron/linpk 75.13% 0.369 0.647 - -16.38% -
polyhedron/ac 43.39% 0.637 0.913 - 58.71% -
polyhedron/rnflow 11.20% 2.162 2.404 - 9.53% -
polyhedron/doduc 8.29% 2.947 3.191 - 12.63% -
tramp3d 7.98% 18.324 19.786 - 1.87% -
botan 5.44% 77.195 81.391 - 11.82% -
polyhedron/air 2.40% 1.828 1.872 - -27.22% -

Performance Regressions - score Δ Previous Current σ Δ (B) σ (B)
botan/SHA-512 hash -4.43% 411.251 393.037 - -3.97% -

Performance Improvements - compile_time Δ Previous Current σ Δ (B) σ (B)
himeno -61.73% 0.512 0.196 - -59.10% -
polyhedron/nf -35.89% 0.767 0.492 - -35.02% -

Performance Improvements - score Δ Previous Current σ Δ (B) σ (B)
botan/AES-128/OCB encrypt 2.24% 972.874 994.618 - -1.53% -

Run-Over-Baseline Changes Detail

Performance Regressions - compile_time Δ (B) Baseline Current σ (B) Δ σ
polyhedron/ac 58.71% 0.575 0.913 - 43.39% -
polyhedron/capacita 21.39% 1.182 1.435 - 0.51% -
polyhedron/mp_prop_design 16.30% 0.469 0.545 - -0.56% -
polyhedron/induct2 14.83% 2.458 2.822 - 0.16% -
polyhedron/protein 13.96% 1.270 1.447 - 0.41% -
polyhedron/doduc 12.63% 2.833 3.191 - 8.29% -
botan 11.82% 72.789 81.391 - 5.44% -
polyhedron/rnflow 9.53% 2.195 2.404 - 11.20% -
polyhedron/fatigue2 8.96% 1.123 1.223 - 1.04% -
polyhedron/aermod 8.66% 18.508 20.111 - -1.23% -

Performance Regressions - execution_time Δ (B) Baseline Current σ (B) Δ σ
polyhedron/fatigue2 9.59% 48.610 53.270 - 0.01% -
polyhedron/mdbx 3.71% 4.986 5.171 - -0.47% -
polyhedron/rnflow 3.01% 14.892 15.340 - -0.27% -
polyhedron/test_fpu2 2.58% 38.646 39.643 - 1.73% -
polyhedron/aermod 2.42% 6.608 6.768 - 0.04% -

Performance Regressions - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
botan 15.95% 14.79 MB 17.15 MB - -1.08% -
polyhedron/protein 7.09% 69.59 MB 74.52 MB - -0.16% -
polyhedron/mp_prop_design 4.87% 45.36 MB 47.57 MB - 0.02% -
cray 4.87% 34.11 MB 35.77 MB - 0.15% -
himeno 4.75% 32.39 MB 33.93 MB - 0.05% -
polyhedron/channel2 3.39% 38.09 MB 39.38 MB - -0.34% -
polyhedron/induct2 3.31% 94.06 MB 97.18 MB - -0.02% -
polyhedron/capacita 3.27% 67.94 MB 70.16 MB - 0.09% -
polyhedron/ac 2.95% 47.89 MB 49.31 MB - -0.21% -
polyhedron/fatigue2 2.53% 58.23 MB 59.71 MB - 1.06% -

Performance Regressions - score Δ (B) Baseline Current σ (B) Δ σ
nbench/ASSIGNMENT -9.85% 73.375 66.146 - -0.03% -
botan/Camellia-192 encrypt -8.97% 115.780 105.400 - 0.02% -
botan/Camellia-256 encrypt -7.88% 115.535 106.436 - -0.02% -
botan/Camellia-256 decrypt -7.27% 115.360 106.968 - 0.69% -
botan/Camellia-192 decrypt -7.21% 115.352 107.040 - 0.31% -
botan/CAST-128 encrypt -7.16% 245.685 228.102 - -0.43% -
botan/Camellia-128 encrypt -6.81% 146.925 136.923 - -0.19% -
botan/CAST-128 decrypt -6.23% 242.843 227.723 - 0.07% -
botan/Camellia-128 decrypt -5.81% 145.917 137.434 - 0.01% -
botan/KASUMI decrypt -5.54% 85.696 80.945 - -0.15% -
botan/KASUMI encrypt -4.23% 86.904 83.227 - -0.06% -
botan/SHA-512 hash -3.97% 409.277 393.037 - -4.43% -
botan/AES-128/XTS encrypt -2.99% 1700.572 1649.656 - -0.19% -
botan/Noekeon encrypt -2.84% 354.342 344.268 - -0.07% -
botan/ARIA-192 encrypt -2.34% 146.829 143.391 - -0.64% -
botan/ARIA-192 decrypt -2.34% 147.145 143.702 - 0.08% -
botan/ARIA-256 encrypt -2.17% 129.374 126.562 - -0.22% -
botan/ARIA-256 decrypt -2.10% 129.242 126.530 - -0.17% -

Performance Regressions - size Δ (B) Baseline Current σ (B) Δ σ
polyhedron/capacita/elf/sections/text 18.32% 45.89 KB 54.30 KB - 0.00% -
polyhedron/induct2/elf/sections/text 9.33% 124.70 KB 136.34 KB - 0.00% -
polyhedron/capacita/elf 5.23% 72.02 KB 75.78 KB - 0.00% -
polyhedron/induct2/elf 4.82% 167.05 KB 175.11 KB - 0.00% -
polyhedron/protein/elf/sections/text 4.29% 48.42 KB 50.50 KB - 0.00% -
polyhedron/ac/elf/sections/text 4.11% 23.94 KB 24.92 KB - 0.00% -
botan/elf/sections/text 3.81% 339.56 KB 352.52 KB - 0.00% -
polyhedron/tfft2/elf/sections/text 3.29% 10.44 KB 10.78 KB - 0.00% -

Performance Improvements - compile_time Δ (B) Baseline Current σ (B) Δ σ
himeno -59.10% 0.479 0.196 - -61.73% -
cray -54.13% 0.567 0.260 - 1.84% -
polyhedron/tfft2 -38.79% 0.645 0.394 - 0.05% -
polyhedron/nf -35.02% 0.756 0.492 - -35.89% -
polyhedron/air -27.22% 2.572 1.872 - 2.40% -
polyhedron/linpk -16.38% 0.774 0.647 - 75.13% -
polyhedron/test_fpu2 -9.74% 1.783 1.609 - -0.08% -
polyhedron/gas_dyn2 -4.24% 1.359 1.301 - -0.18% -

Performance Improvements - execution_time Δ (B) Baseline Current σ (B) Δ σ
polyhedron/mp_prop_design -26.01% 88.381 65.394 - -0.02% -
polyhedron/induct2 -21.53% 29.977 23.522 - 0.08% -
polyhedron/capacita -13.49% 16.227 14.038 - -0.23% -
polyhedron/doduc -12.74% 9.784 8.538 - 0.25% -
polyhedron/air -10.28% 1.704 1.529 - -0.38% -
tramp3d -6.04% 1.282 1.205 - 0.23% -
polyhedron/protein -4.53% 16.906 16.141 - 0.03% -
polyhedron/channel2 -2.72% 62.942 61.232 - -0.31% -
polyhedron/linpk -2.52% 5.167 5.037 - -1.26% -

Performance Improvements - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
polyhedron/air -21.10% 129.22 MB 101.96 MB - -0.06% -
polyhedron/rnflow -13.20% 107.34 MB 93.18 MB - -0.05% -
polyhedron/linpk -10.89% 43.71 MB 38.95 MB - 0.22% -
tramp3d -8.41% 633.02 MB 579.80 MB - 0.02% -
polyhedron/gas_dyn2 -3.39% 62.02 MB 59.91 MB - 0.01% -
polyhedron/mdbx -2.77% 57.27 MB 55.68 MB - -0.18% -
polyhedron/doduc -2.76% 113.01 MB 109.89 MB - -0.03% -

Performance Improvements - score Δ (B) Baseline Current σ (B) Δ σ
botan/Twofish decrypt 17.33% 278.513 326.791 - 0.01% -
nbench/NEURAL NET 16.93% 194.960 227.960 - 0.03% -
nbench/STRING SORT 16.44% 1260.500 1467.700 - -0.03% -
botan/AES-128/CBC/PKCS7 decrypt 12.54% 3092.245 3479.899 - 0.56% -
botan/Twofish encrypt 5.90% 322.212 341.209 - 0.11% -
botan/AES-128/OCB decrypt 5.47% 943.636 995.273 - -0.04% -
botan/Tiger(24,3) hash 5.12% 379.193 398.601 - 0.61% -
nbench/HUFFMAN 4.99% 5523.000 5798.400 - 0.02% -
nbench/FOURIER 4.05% 283700.000 295180.000 - -0.10% -
botan/XTEA encrypt 3.16% 207.566 214.117 - 0.02% -
botan/Skein-512(512) hash 2.56% 479.999 492.294 - 0.07% -
botan/AES-128 encrypt 2.27% 7013.429 7172.904 - 0.89% -
botan/CTR-BE(AES-128) encrypt 2.08% 3756.930 3834.999 - 0.70% -

Performance Improvements - size Δ (B) Baseline Current σ (B) Δ σ
polyhedron/linpk/elf/sections/text -35.39% 15.19 KB 9.81 KB - 0.00% -
polyhedron/linpk/elf -21.72% 38.20 KB 29.91 KB - 0.00% -
polyhedron/air/elf/sections/text -18.20% 70.56 KB 57.72 KB - 0.00% -
himeno/elf -14.13% 30.41 KB 26.12 KB - 0.00% -
cray/elf -13.80% 31.03 KB 26.75 KB - 0.00% -
tramp3d_pgo/elf -12.69% 1.02 MB 912.85 KB - 0.00% -
polyhedron/channel2/elf -12.59% 34.55 KB 30.20 KB - 0.00% -
polyhedron/air/elf -12.38% 96.82 KB 84.84 KB - 0.00% -
polyhedron/tfft2/elf -12.34% 34.45 KB 30.20 KB - 0.00% -
tramp3d_pgo/elf/sections/text -11.79% 457.44 KB 403.49 KB - 0.00% -
polyhedron/nf/elf -11.03% 38.55 KB 34.30 KB - 0.00% -
polyhedron/mdbx/elf -10.82% 76.71 KB 68.41 KB - 0.00% -
polyhedron/gas_dyn2/elf/sections/text -10.49% 44.24 KB 39.59 KB - 0.00% -
polyhedron/gas_dyn2/elf -10.14% 81.43 KB 73.17 KB - 0.00% -
polyhedron/mp_prop_design/elf -10.01% 42.92 KB 38.62 KB - 0.00% -
nbench/elf/sections/text -8.61% 50.11 KB 45.80 KB - 0.00% -
nbench/elf -8.56% 95.14 KB 87.00 KB - 0.00% -
polyhedron/rnflow/elf -8.49% 96.72 KB 88.51 KB - 0.00% -
polyhedron/ac/elf -8.48% 50.21 KB 45.95 KB - 0.00% -
polyhedron/mdbx/elf/sections/text -7.35% 43.80 KB 40.58 KB - 0.00% -
polyhedron/channel2/elf/sections/text -7.01% 9.14 KB 8.50 KB - 0.00% -
polyhedron/test_fpu2/elf -5.69% 75.50 KB 71.20 KB - 0.00% -
polyhedron/fatigue2/elf -5.62% 76.20 KB 71.92 KB - 0.00% -
polyhedron/doduc/elf -5.38% 153.47 KB 145.21 KB - 0.00% -
polyhedron/protein/elf -4.98% 84.92 KB 80.70 KB - 0.00% -
polyhedron/fatigue2/elf/sections/text -4.96% 47.25 KB 44.91 KB - 0.00% -
polyhedron/rnflow/elf/sections/text -2.38% 63.81 KB 62.30 KB - 0.00% -

Report Time: 0.23s
score
Name Current %
botan/AES-128 decrypt 7225.284 -
botan/AES-128 encrypt 7172.904 -
botan/AES-128/CBC/PKCS7 decrypt 3479.899 -
botan/AES-128/CBC/PKCS7 encrypt 870.075 -
botan/AES-128/EAX decrypt 510.078 -
botan/AES-128/EAX encrypt 509.579 -
botan/AES-128/GCM(16) [clmul] decrypt 1221.388 -
botan/AES-128/GCM(16) [clmul] encrypt 1249.335 -
botan/AES-128/OCB decrypt 995.273 -
botan/AES-128/OCB encrypt 994.618 2.24%
botan/AES-128/XTS decrypt 1686.079 -
botan/AES-128/XTS encrypt 1649.656 -
botan/AES-192 decrypt 5981.072 -
botan/AES-192 encrypt 5927.099 -
botan/AES-256 decrypt 5149.290 -
botan/AES-256 encrypt 5141.596 -
botan/ARIA-128 decrypt 166.729 -
botan/ARIA-128 encrypt 166.908 -
botan/ARIA-192 decrypt 143.702 -
botan/ARIA-192 encrypt 143.391 -
botan/ARIA-256 decrypt 126.530 -
botan/ARIA-256 encrypt 126.562 -
botan/Blowfish decrypt 244.937 -
botan/Blowfish encrypt 247.093 -
botan/CAST-128 decrypt 227.723 -
botan/CAST-128 encrypt 228.102 -
botan/CAST-256 decrypt 129.655 -
botan/CAST-256 encrypt 129.779 -
botan/CMAC(AES-128) mac 928.969 -
botan/CTR-BE(AES-128) decrypt 3843.964 -
botan/CTR-BE(AES-128) encrypt 3834.999 -
botan/CTR-BE(Serpent) decrypt 208.657 -
botan/CTR-BE(Serpent) encrypt 208.570 -
botan/Camellia-128 decrypt 137.434 -
botan/Camellia-128 encrypt 136.923 -
botan/Camellia-192 decrypt 107.040 -
botan/Camellia-192 encrypt 105.400 -
botan/Camellia-256 decrypt 106.968 -
botan/Camellia-256 encrypt 106.436 -
botan/ChaCha20Poly1305 decrypt 354.782 -
botan/ChaCha20Poly1305 encrypt 355.482 -
botan/DES decrypt 99.971 -
botan/DES encrypt 102.215 -
botan/GOST-28147-89(R3411_94_TestParam) decrypt 71.271 -
botan/GOST-28147-89(R3411_94_TestParam) encrypt 69.388 -
botan/HMAC(SHA-256) mac 1646.253 -
botan/IDEA decrypt 409.880 -
botan/IDEA encrypt 409.865 -
botan/KASUMI decrypt 80.945 -
botan/KASUMI encrypt 83.227 -
botan/Keccak-1600(512) hash 178.812 -
botan/MISTY1 decrypt 102.288 -
botan/MISTY1 encrypt 101.855 -
botan/Noekeon decrypt 365.597 -
botan/Noekeon encrypt 344.268 -
botan/RC4 encrypt 202.286 -
botan/RIPEMD-160 hash 342.295 -
botan/SHA-160 hash 1513.030 -
botan/SHA-256 hash 1450.030 -
botan/SHA-512 hash 393.037 -4.43%
botan/SHACAL2 decrypt 486.063 -
botan/SHACAL2 encrypt 1629.296 -
botan/SM4 decrypt 128.278 -
botan/SM4 encrypt 128.411 -
botan/Salsa20 encrypt 550.607 -
botan/Serpent decrypt 269.216 -
botan/Serpent encrypt 213.748 -
botan/Serpent/CBC/PKCS7 decrypt 249.278 -
botan/Serpent/CBC/PKCS7 encrypt 93.317 -
botan/Serpent/EAX decrypt 56.988 -
botan/Serpent/EAX encrypt 57.003 -
botan/Serpent/GCM(16) [clmul] decrypt 154.583 -
botan/Serpent/GCM(16) [clmul] encrypt 154.892 -
botan/Serpent/OCB decrypt 203.733 -
botan/Serpent/OCB encrypt 171.349 -
botan/Serpent/XTS decrypt 230.415 -
botan/Serpent/XTS encrypt 188.274 -
botan/Skein-512(512) hash 492.294 -
botan/Threefish-512 decrypt 280.429 -
botan/Threefish-512 encrypt 285.507 -
botan/Tiger(24,3) hash 398.601 -
botan/TripleDES decrypt 36.013 -
botan/TripleDES encrypt 36.327 -
botan/Twofish decrypt 326.791 -
botan/Twofish encrypt 341.209 -
botan/Whirlpool hash 128.724 -
botan/XTEA decrypt 211.934 -
botan/XTEA encrypt 214.117 -
himeno 1079.700 -
nbench/ASSIGNMENT 66.146 -
nbench/BITFIELD 741120000.000 -
nbench/FOURIER 295180.000 -
nbench/FP EMULATION 959.780 -
nbench/HUFFMAN 5798.400 -
nbench/IDEA 16013.000 -
nbench/LU DECOMPOSITION 6042.600 -
nbench/NEURAL NET 227.960 -
nbench/NUMERIC SORT 1822.400 -
nbench/STRING SORT 1467.700 -
Geometric Mean 465.921 -
size (bytes)
Name Current %
botan/elf 680.51 KB -
botan/elf/sections/text 352.52 KB -
cray/elf 26.75 KB -
cray/elf/sections/text 7.44 KB -
himeno/elf 26.12 KB -
himeno/elf/sections/text 5.05 KB -
nbench/elf 87.00 KB -
nbench/elf/sections/text 45.80 KB -
polyhedron/ac/elf 45.95 KB -
polyhedron/ac/elf/sections/text 24.92 KB -
polyhedron/aermod/elf 987.77 KB -
polyhedron/aermod/elf/sections/text 735.36 KB -
polyhedron/air/elf 84.84 KB -
polyhedron/air/elf/sections/text 57.72 KB -
polyhedron/capacita/elf 75.78 KB -
polyhedron/capacita/elf/sections/text 54.30 KB -
polyhedron/channel2/elf 30.20 KB -
polyhedron/channel2/elf/sections/text 8.50 KB -
polyhedron/doduc/elf 145.21 KB -
polyhedron/doduc/elf/sections/text 115.05 KB -
polyhedron/fatigue2/elf 71.92 KB -
polyhedron/fatigue2/elf/sections/text 44.91 KB -
polyhedron/gas_dyn2/elf 73.17 KB -
polyhedron/gas_dyn2/elf/sections/text 39.59 KB -
polyhedron/induct2/elf 175.11 KB -
polyhedron/induct2/elf/sections/text 136.34 KB -
polyhedron/linpk/elf 29.91 KB -
polyhedron/linpk/elf/sections/text 9.81 KB -
polyhedron/mdbx/elf 68.41 KB -
polyhedron/mdbx/elf/sections/text 40.58 KB -
polyhedron/mp_prop_design/elf 38.62 KB -
polyhedron/mp_prop_design/elf/sections/text 17.74 KB -
polyhedron/nf/elf 34.30 KB -
polyhedron/nf/elf/sections/text 14.66 KB -
polyhedron/protein/elf 80.70 KB -
polyhedron/protein/elf/sections/text 50.50 KB -
polyhedron/rnflow/elf 88.51 KB -
polyhedron/rnflow/elf/sections/text 62.30 KB -
polyhedron/test_fpu2/elf 71.20 KB -
polyhedron/test_fpu2/elf/sections/text 44.97 KB -
polyhedron/tfft2/elf 30.20 KB -
polyhedron/tfft2/elf/sections/text 10.78 KB -
tramp3d_pgo/elf 912.85 KB -
tramp3d_pgo/elf/sections/text 403.49 KB -
Geometric Mean 59.22 KB -