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Commit Graph

3543 Commits

Author SHA1 Message Date
Andrew Waterman
95de358a96 More of the same FPU fix
some SP ops followed by DP stores were not working because they
were encoded as subnormals, not NaNs.
2014-01-17 14:09:30 -08:00
Andrew Waterman
6f028b2d52 Increase BTB size; fix Rocket FPU bug 2014-01-17 03:53:08 -08:00
Andrew Waterman
cf38001e98 Fix fmv.s.x -> fsd 2014-01-17 03:52:35 -08:00
Yunsup Lee
30b894c2c4 Merge remote-tracking branch 'origin/master' into hwacha-port 2014-01-16 16:04:48 -08:00
Yunsup Lee
6bbbf36979 push accel/rocket dmem port back to rocket 2014-01-16 16:01:41 -08:00
Andrew Waterman
dfc13236d1 Linux works again! 2014-01-16 12:44:29 -08:00
Andrew Waterman
57f4d89c90 Generate D$ replay_next signals correctly 2014-01-16 00:16:09 -08:00
Andrew Waterman
6ebdc4d94e Simplify store conditional failure code generation 2014-01-16 00:15:48 -08:00
Andrew Waterman
31060ea8ae Fix fubar long-latency writeback control logic
Load miss writebacks happening at the same time as multiplication
wasn't working.  Hopefully this does it.
2014-01-14 04:02:43 -08:00
Andrew Waterman
4f1213cb8b Fix Scala integer overflow 2014-01-13 21:45:14 -08:00
Andrew Waterman
e8486817e6 Clean up formatting (i.e. remove tabs, semicolons) 2014-01-13 21:43:56 -08:00
Andrew Waterman
a50a1f7d50 Clean up multiplier/divider stuff 2014-01-13 21:37:16 -08:00
Andrew Waterman
4d236979bd Fix very far forward JALs
We were sign-extending from the wrong bit, causing a backwards jump.
2014-01-13 00:55:48 -08:00
Andrew Waterman
c546f66404 Swap JAL/JALR encodings (again) 2014-01-13 00:54:49 -08:00
Quan Nguyen
37b86c89fa Introduce confprec 2013-12-13 03:38:16 -08:00
Quan Nguyen
ebec444ad2 Increase tag width for configurable precision in Hwacha 2013-12-13 03:33:02 -08:00
Andrew Waterman
d99ee1f9c2 Update hardfloat, fixing SFMA unit 2013-12-09 20:31:58 -08:00
Andrew Waterman
07a91bb99a Miscellaneous cleanup 2013-12-09 19:53:14 -08:00
Andrew Waterman
ab6cd9c9e8 Update chisel, rocket 2013-12-09 15:09:48 -08:00
Andrew Waterman
da3135ac9b Begin integer unit clean-up
...to make it easier to generate the superscalar version of the core.
2013-12-09 15:06:13 -08:00
Andrew Waterman
16d5250924 Correct FP trap behavior on FCSR 2013-12-05 04:18:04 -08:00
Andrew Waterman
5814a90472 Make DecodeLogic interface more flexible 2013-12-05 04:16:48 -08:00
Andrew Waterman
a43cf9d688 Update to new privileged ISA 2013-11-25 04:45:06 -08:00
Andrew Waterman
924261e2b2 Update to new privileged ISA... phew 2013-11-25 04:35:15 -08:00
Andrew Waterman
acc0d2b06c Only use LSBs for HTIF control regs
For now, at least...
2013-11-25 04:34:16 -08:00
Andrew Waterman
65b8340cea Mitigate D$ hit -> branch -> NPC critical path 2013-11-24 14:21:03 -08:00
Andrew Waterman
53f726008b Use Mem instead of Vec[Reg] for TLB
QoR-neutral, improves simulation speed
2013-11-24 14:21:02 -08:00
Yunsup Lee
1c6f4e91f9 merge origin/master, and push hwacha 2013-11-21 15:02:40 -08:00
Yunsup Lee
d450b85483 Merge branch 'master', remote-tracking branch 'origin' into hwacha 2013-11-21 14:57:38 -08:00
Yunsup Lee
9e6e5adeba push uncore 2013-11-21 14:55:57 -08:00
Yunsup Lee
951226f413 fix slli/slliw encoding bug 2013-11-21 14:46:31 -08:00
Yunsup Lee
25fdf9827f push tests 2013-11-21 14:45:59 -08:00
Yunsup Lee
68e270eeb2 fix slli/slliw encoding bug 2013-11-21 14:44:58 -08:00
Yunsup Lee
5642194834 push hwacha to consistent state 2013-11-20 16:44:33 -08:00
Yunsup Lee
056bb156ca make CacheConstants an object 2013-11-20 16:43:55 -08:00
Stephen Twigg
3eafbbd1e2 Push hwacha, rocket. All physical tests pass. 2013-11-19 22:16:27 -08:00
Quan Nguyen
3b109763ad Connect FMA to Hwacha pipes 2013-11-19 20:54:47 -08:00
Yunsup Lee
8304a47919 Merge branch 'hwacha' of github.com:ucb-bar/reference-chip into hwacha 2013-11-19 18:02:13 -08:00
Yunsup Lee
c06299c963 push tests 2013-11-19 18:01:59 -08:00
Stephen Twigg
d7c6824c51 Push riscv-tests and riscv-tools 2013-11-18 13:30:02 -08:00
Stephen Twigg
e50c5180cd Merge branch 'master' into hwacha 2013-11-14 16:03:55 -08:00
Stephen Twigg
a662e85f2a Merge branch 'master' into hwacha 2013-11-14 16:02:44 -08:00
Stephen Twigg
36e715a797 Use newer version of hwacha (still not quite working but no longer stalls) 2013-11-14 15:56:51 -08:00
Stephen Twigg
a870f51300 Add some vector tests 2013-11-14 15:56:25 -08:00
Ben Keller
c137cf1a46 Added line to fix race condition in sbt compile; fixed .gitignores 2013-11-08 15:30:08 -08:00
Yunsup Lee
bb64c90092 forgot to put htif into uncore package 2013-11-07 15:42:21 -08:00
Yunsup Lee
f13d76628b forgot to put htif into uncore package 2013-11-07 15:42:10 -08:00
Yunsup Lee
c1966e2b0a forgot to put htif into uncore package 2013-11-07 15:42:03 -08:00
Yunsup Lee
1d6d4b4e96 move htif to uncore 2013-11-07 13:19:19 -08:00
Yunsup Lee
c350cbd6ea move htif to uncore 2013-11-07 13:19:04 -08:00