Yunsup Lee
|
f47d888feb
|
vvcfgivl and vsetvl works
|
2012-02-09 02:35:21 -08:00 |
|
Andrew Waterman
|
128ec567ed
|
make BTB fully associative; don't use it for JALR
JALR created a long path from the ALU in execute stage
to an address comparator to the next-PC mux. the benfit
was close to nil, anyway.
|
2012-02-09 01:34:00 -08:00 |
|
Yunsup Lee
|
fcc8081c4d
|
hook up the vector command queue
|
2012-02-09 01:28:16 -08:00 |
|
Andrew Waterman
|
8b6b0f5367
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add external memory request interface for vec unit
|
2012-02-08 22:30:45 -08:00 |
|
Yunsup Lee
|
9285a52f25
|
initial vu integration
|
2012-02-08 21:43:45 -08:00 |
|
Andrew Waterman
|
e9da2cf66a
|
improve id/ex datapath
move operand selection into decode stage; simplify bypassing
|
2012-02-08 06:47:26 -08:00 |
|
Andrew Waterman
|
5403d069e9
|
add fp loads/stores
|
2012-02-07 23:54:25 -08:00 |
|
Andrew Waterman
|
01a156eb98
|
make # of dcache lines configurable
|
2012-02-01 21:11:45 -08:00 |
|
Andrew Waterman
|
a5a020f97b
|
update chisel and remove SRAM_READ_LATENCY
|
2012-01-23 20:59:38 -08:00 |
|
Henry Cook
|
8623d58724
|
split into two caches, compiles
|
2012-01-18 17:09:35 -08:00 |
|
Andrew Waterman
|
0369b05deb
|
move replays to writeback stage
|
2012-01-17 21:12:31 -08:00 |
|
Andrew Waterman
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eb657dd250
|
reduce superfluous replays
we only replay after a cache miss if we mis-scheduled the use of a load.
|
2012-01-01 21:28:38 -08:00 |
|
Andrew Waterman
|
b5a8b6dc73
|
fix divider for RV32
|
2011-12-19 16:57:53 -08:00 |
|
Andrew Waterman
|
82700cad72
|
fix multiplier for rv32
|
2011-12-17 07:20:00 -08:00 |
|
Andrew Waterman
|
a8d0cd95e6
|
hellacache now works
|
2011-12-17 03:26:11 -08:00 |
|
Andrew Waterman
|
56c4f44c2a
|
hellacache returns!
but AMOs are unimplemented.
|
2011-12-12 06:49:39 -08:00 |
|
Andrew Waterman
|
ce201559f3
|
Support cache->cpu nacks one cycle after request
|
2011-12-10 00:42:09 -08:00 |
|
Andrew Waterman
|
c01e1f1cef
|
Don't replay from EX stage.
EX replays are now handled from MEM. We may move them to WB.
|
2011-12-09 19:42:58 -08:00 |
|
Andrew Waterman
|
218f63e66e
|
code cleanup/parameterization
|
2011-12-09 00:42:43 -08:00 |
|
Rimas Avizienis
|
fa784d1d7d
|
made setReadLatency argument a parameter defined in consts.scala
|
2011-12-05 00:33:17 -08:00 |
|
Rimas Avizienis
|
bc44572d99
|
bugfixes due to new hcl jar file
|
2011-11-30 21:54:55 -08:00 |
|
Rimas Avizienis
|
80b4253318
|
fixed dcache amo bug, cleaned up testharness, added RDTIME instruction
|
2011-11-16 02:04:28 -08:00 |
|
Rimas Avizienis
|
db87924fbf
|
made eret instruction take an illegal inst exception when ET is set
|
2011-11-14 14:35:10 -08:00 |
|
Rimas Avizienis
|
cd6e463320
|
added ei and di instructions
|
2011-11-14 13:48:49 -08:00 |
|
Rimas Avizienis
|
b791010bb1
|
flush.i invalidates I$ & ITLB, writing PTBR invalidates both TLBs
|
2011-11-14 04:13:13 -08:00 |
|
Rimas Avizienis
|
5b29765917
|
synced up with supervisor mode state in latest ISA simulator
|
2011-11-14 01:37:20 -08:00 |
|
Rimas Avizienis
|
67c7e7e28f
|
cache/tlb bugfixes, increased memory size to 256meg
|
2011-11-13 13:06:35 -08:00 |
|
Rimas Avizienis
|
fbd44ea936
|
added checks for addresses > physical memory size, increased memsize to 64M
|
2011-11-12 23:39:43 -08:00 |
|
Rimas Avizienis
|
e4fa94aa27
|
checkpoint
|
2011-11-10 17:41:22 -08:00 |
|
Rimas Avizienis
|
f86d5b1334
|
cleanup, lots of minor fixes, added more PCR regs (COREID, NUMCORES), parameterized BTB
|
2011-11-10 11:26:13 -08:00 |
|
Rimas Avizienis
|
4bd0263a4a
|
added misaligned instruction check, cleaned up badvaddr handling
|
2011-11-10 03:38:59 -08:00 |
|
Rimas Avizienis
|
36aa4bcc9d
|
moved exception handling from ex stage in dpath to mem stage in ctrl
|
2011-11-10 02:26:26 -08:00 |
|
Rimas Avizienis
|
6664af3bc0
|
cleanup before adding dtlb
|
2011-11-09 23:27:29 -08:00 |
|
Rimas Avizienis
|
e96430d862
|
integrating ITLB & PTW
|
2011-11-09 14:52:17 -08:00 |
|
Rimas Avizienis
|
4459935554
|
dcache fixes - all tests and ubmarks pass, hello world still broken
|
2011-11-04 15:40:41 -07:00 |
|
Rimas Avizienis
|
7479e085ec
|
dcache loads working - 1/2 cycle load/use delay depending on load type
|
2011-11-01 22:04:45 -07:00 |
|
Rimas Avizienis
|
08b89e7710
|
interface cleanup, major pipeline changes
|
2011-11-01 17:59:27 -07:00 |
|
Rimas Avizienis
|
c06e2d16e4
|
initial commit of rocket chisel project, riscv assembly tests and benchmarks
|
2011-10-25 23:02:47 -07:00 |
|