Yunsup Lee
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bf1e643913
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fix ctrl vec iface hookup
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2012-02-23 22:55:25 -08:00 |
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Andrew Waterman
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7b3cce79e3
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allocate a primary miss on a prefetch
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2012-02-23 22:40:24 -08:00 |
|
Yunsup Lee
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2ea309cf80
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bug fixes to ctrl_vec
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2012-02-23 22:35:05 -08:00 |
|
Yunsup Lee
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91a0bb6f61
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add vector prefetch queues
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2012-02-23 22:30:38 -08:00 |
|
Andrew Waterman
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012028efaa
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fix fpga build
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2012-02-23 22:19:38 -08:00 |
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Henry Cook
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52da831aa3
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finished xact_finish and xact_abort transactors in coherence hub
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2012-02-23 18:12:50 -08:00 |
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Henry Cook
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1c1ce7d60b
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finished xact_rep transactor in coherence hub
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2012-02-23 17:50:02 -08:00 |
|
Andrew Waterman
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5332bab6f1
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expose FMA ports outside of FPU (for the VU)
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2012-02-23 17:39:34 -08:00 |
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Andrew Waterman
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6ceaa0e80a
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correct and simplify replay_next logic
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2012-02-23 16:52:52 -08:00 |
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Andrew Waterman
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f939088be1
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move datapath control signals into control unit
because that's where control signals go
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2012-02-23 16:52:52 -08:00 |
|
Yunsup Lee
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e53792a1eb
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fix bug in rocket's vector datapath related to wakeup
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2012-02-23 10:14:14 -08:00 |
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Andrew Waterman
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7c929afe2b
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HTIF now controls CPU reset
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2012-02-22 19:30:03 -08:00 |
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Andrew Waterman
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3eebf40310
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nack CPU requests during any replay
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2012-02-22 18:37:13 -08:00 |
|
Henry Cook
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62837537f4
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Improved TileIO organization, beginnings of hub implementation
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2012-02-22 18:24:52 -08:00 |
|
Henry Cook
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24a32c2811
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Refining tilelink interface
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2012-02-22 12:15:47 -08:00 |
|
Henry Cook
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18bd0c232b
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Added coherence message type enums
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2012-02-22 12:15:47 -08:00 |
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Daiwei Li
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22f8dd0994
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Hook up resp_type to vector unit
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2012-02-21 18:20:32 -08:00 |
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Andrew Waterman
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cfd79c731b
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add resp_type to ext_mem interface
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2012-02-21 17:42:00 -08:00 |
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Andrew Waterman
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9a80adef50
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only instantiate VI$ if HAVE_VEC
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2012-02-21 15:53:19 -08:00 |
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Andrew Waterman
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c8f768c8b3
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fix AMO replay bug
like the recent AMO bug fix, but affects stores too. oops.
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2012-02-21 14:39:54 -08:00 |
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Andrew Waterman
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d5608b2728
|
fix AMO replay bug
didn't check for structural hazard on AMO unit
if a replay was initiated one cycle before before
a hit-under-miss AMO was issued
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2012-02-21 01:02:16 -08:00 |
|
Andrew Waterman
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6135615104
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unify cache backend interfaces; generify arbiter
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2012-02-20 00:51:48 -08:00 |
|
Andrew Waterman
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7034c9be65
|
new htif protocol and implementation
You must update your fesvr and isasim!
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2012-02-19 23:15:45 -08:00 |
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Andrew Waterman
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9af86633d7
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invalidate I$ prefetcher when invalidating I$
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2012-02-17 17:56:01 -08:00 |
|
Henry Cook
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e555fd3fc4
|
Abstract class for coherence policies
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2012-02-16 12:59:38 -08:00 |
|
Henry Cook
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d46e59a16d
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Abstract base nbcache class
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2012-02-16 12:34:51 -08:00 |
|
Henry Cook
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124efe5281
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Replace nbcache manipulation of meta state bits with abstracted functions
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2012-02-16 10:43:40 -08:00 |
|
Henry Cook
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619929eba1
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Added coherence tile function defs, with traits and constants
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2012-02-16 00:16:45 -08:00 |
|
Andrew Waterman
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1b5e39e7fc
|
fix bug in BTB
a BTB update followed by a taken branch could cause incorrect control flow.
|
2012-02-15 21:36:08 -08:00 |
|
Andrew Waterman
|
fc5ba769da
|
disable vector unit by default
|
2012-02-15 18:58:41 -08:00 |
|
Andrew Waterman
|
8b3b3abd3d
|
fix external memory request nack logic
|
2012-02-15 18:57:40 -08:00 |
|
Andrew Waterman
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fe2c1d1321
|
add vec->ctrl fences
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2012-02-15 18:31:19 -08:00 |
|
Yunsup Lee
|
82cd3625c2
|
add in vackq interface
|
2012-02-15 17:53:24 -08:00 |
|
Andrew Waterman
|
c13524ad3a
|
fix vcmdq full replay logic
|
2012-02-15 17:49:12 -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 |
|
Andrew Waterman
|
0ec7767c13
|
declaring success on FPU for now
|
2012-02-14 19:11:57 -08:00 |
|
Andrew Waterman
|
297223a13c
|
squash subsequent external mem request after nack
|
2012-02-14 15:12:16 -08:00 |
|
Andrew Waterman
|
38c67e5a9e
|
add fmin.[s|d] and fmax.[s|d]
|
2012-02-14 06:37:18 -08:00 |
|
Andrew Waterman
|
ee9fc10668
|
add fcvt.s.d, fcvt.d.s
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2012-02-14 06:03:43 -08:00 |
|
Andrew Waterman
|
ce202c73d1
|
add fsgnj[n|x].[s|d]
|
2012-02-14 04:24:35 -08:00 |
|
Andrew Waterman
|
1d604bcd49
|
remove top-level Makefile
new, simpler build instructions are in the README.
note that for "make run-asm-tests-debug" you need to update your fesvr.
|
2012-02-14 02:53:43 -08:00 |
|
Andrew Waterman
|
15dc2d8c40
|
add fp writeback arbitration logic
|
2012-02-14 00:32:25 -08:00 |
|
Henry Cook
|
0671a99712
|
NBcache works with associativities other than powers of 2
|
2012-02-13 21:44:32 -08:00 |
|
Henry Cook
|
6d36168183
|
Fixed two associative nbcache bugs, one in amo replays and one in the flush unit
|
2012-02-13 21:44:32 -08:00 |
|
Andrew Waterman
|
0366465cb1
|
parameterize the scoreboards
|
2012-02-13 18:12:23 -08:00 |
|
Andrew Waterman
|
6c2d8a37ae
|
remove a partial update that makes chisel barf
chisel regards it as a combinational loop, even though it isn't.
|
2012-02-13 16:45:29 -08:00 |
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