riscv/rocket-chip
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752 Commits 1 Branch 0 Tags 13 MiB
0c13c00d08
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752 Commits

Author SHA1 Message Date
Andrew Waterman
0c13c00d08 Reduce node count by avoiding elsewhen :-( 2014-05-09 19:30:57 -07:00
Andrew Waterman
8dcc0cbb53 Fix bug with multiple DecodeLogics per module 2014-05-09 19:30:57 -07:00
Henry Cook
5bc6981414 fix metadata default, add bug TODO 2014-05-06 18:36:22 -07:00
Henry Cook
7d6a642c0c correct use of function value to initialize MetaDataArray 2014-05-06 13:00:00 -07:00
Henry Cook
7f690dd9c8 parameterize metadataarray 2014-05-01 01:45:45 -07:00
Henry Cook
519b2ea2b6 New metadata result trait 2014-04-26 19:08:56 -07:00
Henry Cook
1b156c6db9 TileLinkIO.GrantAck -> TileLinkIO.Finish 2014-04-26 15:18:21 -07:00
Henry Cook
fc825c7103 MetaData & friends moved to uncore/ 2014-04-23 16:23:51 -07:00
Henry Cook
f4d326b8d7 Prep in HellaCache for extracting MetaData to uncore 2014-04-23 15:43:31 -07:00
Henry Cook
5c62cff2ce put replacement policy in uncore and minor nbdcache cleanups 2014-04-22 16:53:20 -07:00
Andrew Waterman
09e2ec1f9e Fix sign of remainder when dividing by zero 
h/t chris
 2014-04-18 16:32:57 -07:00
Henry Cook
1fa505f9ff remove superfluous AVec object 2014-04-16 17:19:32 -07:00
Andrew Waterman
3520620fbd Remove D$ -> BTB path 2014-04-15 23:05:02 -07:00
Andrew Waterman
de492b3cf7 Fix critical path through integer scoreboard 2014-04-15 21:28:13 -07:00
Henry Cook
444d0449e3 io.cnt bug in serializer 2014-04-14 17:13:13 -07:00
Henry Cook
1da8ef2ddf Added serdes to decouple cache row size from tilelink data size 2014-04-10 12:34:12 -07:00
Henry Cook
910b3b203a removed AddressSpaceConstants, CacheConstants, and TileLinkSizeConstants 2014-04-10 12:32:44 -07:00
Henry Cook
ebdc0a2692 merge Aqcuire and AcquireData. cache line size coupled to tilelink data size 2014-04-10 12:09:52 -07:00
Stephen Twigg
e90f2484aa Sync with riscv-opcodes (csr register mapping) 2014-04-08 15:48:37 -07:00
Andrew Waterman
3ed8adf032 Add early out for MUL[W] (not MULH[[S]U]) 2014-04-07 23:48:02 -07:00
Andrew Waterman
927287da34 Bypass RAS push/pop 2014-04-07 23:47:53 -07:00
Andrew Waterman
f235fa0db6 Move branch resolution to M stage 2014-04-07 15:58:49 -07:00
Andrew Waterman
db59fc65ab Add return address stack 2014-04-01 15:01:27 -07:00
Andrew Waterman
e3b12e0b85 Make BTB more complexity-effective 
BTB entries reference a small number of unique pages, so we separate the
storage of pages from indices.  This makes much larger BTBs feasible.  It's
easy to exacerbate cycle time this way, so one-hot encoding is used as needed.
 2014-03-25 05:22:04 -07:00
Andrew Waterman
804b09c8c5 Frontend QoR tweaks 2014-03-25 05:20:24 -07:00
Andrew Waterman
6465e2df14 Make Int -> Bool conversions explicit 2014-03-24 04:36:53 -07:00
Andrew Waterman
1b030777ce Remove vestigial control signal 2014-03-24 04:36:12 -07:00
Andrew Waterman
5996418021 Fix exception behavior of fmin/fmax 2014-03-18 18:36:51 -07:00
Andrew Waterman
54cbf0c4f1 Add (unused) RV32 CSRs 2014-03-15 17:33:17 -07:00
Andrew Waterman
943d7ac80a Use LinkedHashSet/Map for simpler determinism 2014-03-15 17:31:48 -07:00
Donggyu Kim
53d62cb69d remove nondeterminism 2014-03-15 16:45:58 -07:00
Andrew Waterman
a0389645b7 New FP encoding; improved FP implementation 2014-03-11 18:58:24 -07:00
Andrew Waterman
00bc1a2293 Add fclass.{s|d} instructions 2014-03-10 16:59:24 -07:00
Yunsup Lee
ac4b3f9f22 print out core id 2014-03-04 23:38:49 -08:00
Andrew Waterman
9f2e16c58a Fix D$ arbiter for >2 inputs 2014-03-04 16:32:17 -08:00
Andrew Waterman
fa75f6e81e Fix null pointer exception when HAS_FPU=false 2014-03-04 16:32:09 -08:00
Andrew Waterman
c7110c8389 Make FPU pipeline depths configurable 2014-02-28 13:39:59 -08:00
Yunsup Lee
98b830201a add wen signal to dasm printf 2014-02-25 03:31:06 -08:00
Yunsup Lee
97b1841fcf change dcache tag bits to 7 2014-02-22 22:53:04 -08:00
Andrew Waterman
8e3ca609f7 Renumber uarch CSRs into custom CSR space 2014-02-14 17:40:00 -08:00
Andrew Waterman
a09ff9fdc7 Revert to old AUIPC definition 2014-02-10 19:04:42 -08:00
Andrew Waterman
1456170c6d Always stall decode on RoCC -> FENCE; never stall on RoCC -> deferred AMO.RL fence 2014-02-06 12:01:49 -08:00
Andrew Waterman
eca8c99f44 Ignore rocc interrupt line when no rocc is present 2014-02-06 03:06:55 -08:00
Andrew Waterman
e7a726fbac Make uarch counters read-only 2014-02-06 01:48:56 -08:00
Quan Nguyen
f021213b1d Merge remote-tracking branch 'origin/master' into hwacha-port 2014-02-06 00:21:28 -08:00
Andrew Waterman
62e9313aef Add 16 microarchitectural counters 2014-02-06 00:13:02 -08:00
Yunsup Lee
ff7cae29f7 hookup rocc interrupt and s bit 2014-02-06 00:09:42 -08:00
Yunsup Lee
ab4a3e937b don't share fma pipes 2014-02-05 14:21:43 -08:00
Stephen Twigg
6a02d15c21 Merge branch 'master' into hwacha-port 2014-02-04 17:05:03 -08:00
Henry Cook
2c2b3a7678 cleanups supporting uncore hierarchy 2014-01-31 12:07:26 -08:00