Not to be fixed
Created: Oct 26, 2015
Updated: Apr 19, 2018
Resolved Date: Apr 17, 2018
Found In Version: 8.0
Severity: Standard
Applicable for: Wind River Linux 8
Component/s: Userspace
fsl-t2xxx: lmbench Arithmetic test miss "integer mul" and "int64 mul" test results.
root@t2080rdb:~# lat_ops
integer bit: 0.66 nanoseconds
integer add: 0.69 nanoseconds
integer div: 6.21 nanoseconds
integer mod: 6.54 nanoseconds
int64 bit: 0.65 nanoseconds
uint64 add: 0.65 nanoseconds
int64 div: 9.15 nanoseconds
int64 mod: 8.49 nanoseconds
float add: 4.16 nanoseconds
float mul: 4.57 nanoseconds
float div: 13.07 nanoseconds
double add: 4.16 nanoseconds
double mul: 4.57 nanoseconds
double div: 22.87 nanoseconds
float bogomflops: 12.69 nanoseconds
double bogomflops: 22.49 nanoseconds
root@t2080rdb:~#
Expected Behavior
======================
root@t2080rdb:~# lat_ops
integer bit: 0.66 nanoseconds
integer add: 0.69 nanoseconds
integer mul: 2.64 nanoseconds
integer div: 6.22 nanoseconds
integer mod: 6.54 nanoseconds
int64 bit: 0.65 nanoseconds
uint64 add: 0.65 nanoseconds
int64 mul: 3.27 nanoseconds
int64 div: 9.15 nanoseconds
int64 mod: 8.50 nanoseconds
float add: 4.57 nanoseconds
float mul: 4.58 nanoseconds
float div: 13.09 nanoseconds
double add: 4.57 nanoseconds
double mul: 4.57 nanoseconds
double div: 22.88 nanoseconds
float bogomflops: 20.28 nanoseconds
double bogomflops: 30.08 nanoseconds
root@t2080rdb:~#
1. wrlinux-x/wrlinux-x/wrlinux/configure --enable-board=fsl-t2xxx --enable-kernel=standard --enable-rootfs=glibc-std --enable-jobs=16 --enable-parallel-pkgbuilds=16 --enable-test=yes --enable-reconfig=yes;make fs
2. lat_ops
