Yunsup Lee
a1b30282dd
major refactoring on vector exception interface
2012-03-09 01:09:22 -08:00
Yunsup Lee
8acbe98f53
change how fence.*.cv works, now control processor stalls on the fence instruction
2012-03-08 23:32:31 -08:00
Yunsup Lee
81dcb194d3
new vector exception interface
2012-03-06 22:39:15 -08:00
Yunsup Lee
dba99e07a9
set MEM_TAG_BITS to 5 when HAVE_VEC is true, since NMSHR=4
2012-03-06 08:54:21 -08:00
Yunsup Lee
a950d526d2
add prefetch count queue
2012-03-05 12:09:41 -08:00
Yunsup Lee
d4ec7ff4d9
refined vector exception interface
2012-03-03 16:11:54 -08:00
Yunsup Lee
e28a551368
refactor code related to vector exceptions
...
- revisied interfaces
- new instructions
2012-03-03 15:15:00 -08:00
Yunsup Lee
f9fb3978ca
fix store prefetch bug, it no longer occupies an entry in the sdq
2012-03-03 15:14:59 -08:00
Yunsup Lee
54baa0713c
hack fence.g.cv to support waiting the control processor
2012-03-02 02:10:26 -08:00
Yunsup Lee
1054cec087
add vec countq interface
2012-03-02 00:43:32 -08:00
Yunsup Lee
8678b3d70c
clean up ioDecoupled/ioPipe interface
2012-03-01 20:48:46 -08:00
Yunsup Lee
c7b01230f4
fix mul/div when waddr=0, can't believe torture didn't find this one
2012-03-01 10:15:27 -08:00
Yunsup Lee
a8ef5e9e27
change NMSHR when HAVE_VEC is true
2012-03-01 01:07:47 -08:00
Yunsup Lee
6847160343
refactor arbiter priorities
2012-03-01 00:22:34 -08:00
Yunsup Lee
f641b44fb8
changes after the module uniquify bug fix
2012-02-29 22:00:59 -08:00
Yunsup Lee
4939b72ba5
Merge branch 'master' of github.com:ucb-bar/riscv-rocket
2012-02-29 17:12:02 -08:00
Yunsup Lee
20d0088f66
temporary fix to match bit widths for Mem
2012-02-29 17:09:31 -08:00
Yunsup Lee
3d96a2d4f0
add fpu.dec.wen := false when HAVE_FPU is turned off
2012-02-27 14:00:58 -08:00
Yunsup Lee
bfd0ae125e
upgrade to new rocket/vu memory interface, fix amo nack bug in hellacache
2012-02-26 23:46:51 -08:00
Yunsup Lee
f3bb02b2ea
refactored dmem arbiter
2012-02-26 17:38:08 -08:00
Yunsup Lee
766a039ffe
small changes to the dtlb arbiter
2012-02-26 16:19:50 -08:00
Yunsup Lee
49efe4b744
now vu steals cycles from the fpu's fma alu
2012-02-26 01:55:07 -08:00
Yunsup Lee
94ba32bbd3
change package name and sbt project name to rocket
2012-02-25 17:09:26 -08:00
Yunsup Lee
946e0c6e4e
add vector exception infrastructure
2012-02-25 16:37:56 -08:00
Yunsup Lee
3839e3a318
massive refactoring of vector constants
2012-02-25 15:55:36 -08:00
Yunsup Lee
a1600d95db
fix bug related to waddr and wdata in wb stage
...
for the instructions which don't use waddr/wdata for writeback, the contents were getting overwritten by the ll ops
it manifested itself after cp imul were sharing the alu with the vu
2012-02-25 12:21:10 -08:00
Yunsup Lee
137fd62007
refactor cpfences
2012-02-25 12:20:36 -08:00
Yunsup Lee
63939efd0c
fix ctrl vec iface hookup - final
2012-02-23 23:03:44 -08:00
Yunsup Lee
bf1e643913
fix ctrl vec iface hookup
2012-02-23 22:55:25 -08:00
Yunsup Lee
2ea309cf80
bug fixes to ctrl_vec
2012-02-23 22:35:05 -08:00
Yunsup Lee
91a0bb6f61
add vector prefetch queues
2012-02-23 22:30:38 -08:00
Yunsup Lee
e53792a1eb
fix bug in rocket's vector datapath related to wakeup
2012-02-23 10:14:14 -08:00
Yunsup Lee
82cd3625c2
add in vackq interface
2012-02-15 17:53:24 -08:00
Yunsup Lee
258d050e1b
add stall logic for vector command queues
2012-02-15 14:48:41 -08:00
Yunsup Lee
32bdf5098a
refactor vector control logic & datapath in the rocket core
2012-02-15 13:30:22 -08:00
Yunsup Lee
7c11c1406c
vector-vector add working!
2012-02-15 02:28:07 -08:00
Yunsup Lee
6bdf9dc513
hwacha integration: now it compiles correctly!
2012-02-14 23:34:57 -08:00
Yunsup Lee
a51c7cc927
new build system with updated chisel, hwacha
2012-02-14 19:43:59 -08:00
Yunsup Lee
f47d888feb
vvcfgivl and vsetvl works
2012-02-09 02:35:21 -08:00
Yunsup Lee
fcc8081c4d
hook up the vector command queue
2012-02-09 01:28:16 -08:00
Yunsup Lee
9285a52f25
initial vu integration
2012-02-08 21:43:45 -08:00
Yunsup Lee
0ea2704b80
new mftx instruction format
2011-12-12 03:23:12 -08:00
Yunsup Lee