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Commit Graph

40 Commits

Author SHA1 Message Date
Andrew Waterman
e85c54cc4b New privileged ISA implementation 2015-03-14 02:49:07 -07:00
Yunsup Lee
8abf62fae3 add LICENSE 2014-09-12 18:06:41 -07:00
Stephen Twigg
e90f2484aa Sync with riscv-opcodes (csr register mapping) 2014-04-08 15:48:37 -07:00
Andrew Waterman
54cbf0c4f1 Add (unused) RV32 CSRs 2014-03-15 17:33:17 -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
Andrew Waterman
8e3ca609f7 Renumber uarch CSRs into custom CSR space 2014-02-14 17:40:00 -08:00
Andrew Waterman
e7a726fbac Make uarch counters read-only 2014-02-06 01:48:56 -08:00
Andrew Waterman
62e9313aef Add 16 microarchitectural counters 2014-02-06 00:13:02 -08:00
Andrew Waterman
6ba2c1abe5 Use auto-generated CAUSE constants 2014-01-21 15:01:54 -08:00
Andrew Waterman
c546f66404 Swap JAL/JALR encodings (again) 2014-01-13 00:54:49 -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
924261e2b2 Update to new privileged ISA... phew 2013-11-25 04:35:15 -08:00
Yunsup Lee
68e270eeb2 fix slli/slliw encoding bug 2013-11-21 14:44:58 -08:00
Andrew Waterman
1d2f4f8437 New ISA encoding, AUIPC semantics 2013-09-21 06:32:40 -07:00
Andrew Waterman
25ab402932 swap JAL, JALR encodings 2013-09-15 04:29:06 -07:00
Andrew Waterman
88d1c47665 don't disassemble within chisel 2013-09-15 04:14:45 -07:00
Andrew Waterman
d053bdc89f Remove Hwacha from Rocket
Soon it will use the coprocessor interface.
2013-09-12 22:34:38 -07:00
Andrew Waterman
243c4ae342 sync up rocket with new isa 2013-09-12 03:44:38 -07:00
Andrew Waterman
d4a0db4575 Reflect ISA changes 2013-08-24 14:43:55 -07:00
Henry Cook
1a9e43aa11 initial attempt at upgrade 2013-08-12 10:39:11 -07:00
Henry Cook
9abdf4e154 Make compatible with scala 2.10. List.sort deprecated. Refactor constants into package object. 2013-07-23 20:27:58 -07:00
Andrew Waterman
95c5147dc5 Add RISC-V instruction disassembler 2013-06-13 10:31:04 -07:00
Andrew Waterman
50ccc20bf3 replace RDNPC with AUIPC 2013-04-22 04:20:15 -07:00
Andrew Waterman
8cbdeb2abf add LR/SC support 2013-04-04 17:07:09 -07:00
Henry Cook
dfdfddebe8 constants as traits 2012-10-07 22:20:03 -07:00
Andrew Waterman
e0e1cd5d32 add IPIs and an IPI test
IPIs are routed through the HTIF, which seems weird, but that makes it
so cores can bring each other out of reset with IPIs.
2012-05-08 22:58:00 -07:00
Andrew Waterman
54fa6f660d new supervisor mode 2012-03-24 13:03:31 -07:00
Yunsup Lee
aaed0241af get rid of vxcptwait 2012-03-21 15:09:04 -07:00
Andrew Waterman
c4a91303fb update vector fence names and encoding 2012-03-18 20:42:38 -07:00
Yunsup Lee
98e10ddc3c update vector exception instructions 2012-03-18 16:36:12 -07:00
Yunsup Lee
040d62f372 refactored vector exception handling interface 2012-03-13 23:45:34 -07:00
Yunsup Lee
5655dbd5da add vvcfg and vtcfg instructions 2012-03-13 23:45:34 -07:00
Yunsup Lee
44ff22a26f vector exception handler now handles prefetches correctly 2012-03-10 12:54:36 -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
94ba32bbd3 change package name and sbt project name to rocket 2012-02-25 17:09:26 -08:00
Yunsup Lee
0ea2704b80 new mftx instruction format 2011-12-12 03:23:12 -08:00
Rimas Avizienis
fc0f20643a cleanup 2011-11-15 18:06:41 -08:00
Rimas Avizienis
7b3c34a341 regenerated instruction encodings using parse-opcodes 2011-11-13 00:59:02 -08:00
Rimas Avizienis
c06e2d16e4 initial commit of rocket chisel project, riscv assembly tests and benchmarks 2011-10-25 23:02:47 -07:00