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Commit Graph

3333 Commits

Author SHA1 Message Date
Andrew Waterman 8c380a7c3a Abort "make run" when tests fail 2013-10-29 13:25:57 -07:00
Andrew Waterman c55eee7244 Pass target machine exit code back to host OS 2013-10-29 13:24:09 -07:00
Andrew Waterman 12f0369e6e Simplify divide early out circuitry 2013-10-29 13:20:40 -07:00
Andrew Waterman b44dafbdca Simplify branch offset mux 2013-10-29 13:20:40 -07:00
Andrew Waterman 23f7bab4f3 Reduce FMA pipeline depths
FMA QoR has improved enough to allow this change.
2013-10-29 13:20:40 -07:00
Yunsup Lee f440df5338 rename M_FENCE to M_NOP 2013-10-28 22:37:41 -07:00
Yunsup Lee 1583560757 fix replay bug, don't respond when cmd is a NOP 2013-10-28 22:35:18 -07:00
Stephen Twigg 437f7ed4af Push hardfloat (ignore target files) 2013-09-26 20:51:19 -07:00
Henry Cook fc9c676fc1 add chisel and hardfloat back as sub-projects, bump other sub-projects 2013-09-26 12:01:46 -07:00
Henry Cook 42693d43ad simplify build.sbt 2013-09-26 09:51:14 -07:00
Stephen Twigg f6d7e22c46 Push rocket (fix issue with uppermost bit of D$ req tag getting lost) 2013-09-25 11:52:01 -07:00
Stephen Twigg 36b85b8ee2 Fix issue where the MSB of D$ req tag was getting lost for all agents when an accelerator was attached. 2013-09-25 11:51:10 -07:00
Stephen Twigg 36dfff5ee8 Adjust Verilog testbench to use new debug_stats_pcr signal that has been exported to the top level. It is the or-reduction of the stats pcr for each core. Push rocket (export stats pcr to top level). This scheme is cleaner than digging into the hierarchy. 2013-09-25 01:21:41 -07:00
Stephen Twigg 891e459625 Export stats pcr register (#28 currently) to the top-level 2013-09-25 01:16:32 -07:00
Stephen Twigg eb7e6f03b3 push rocket (AccumulatorExample fixes and documentation) 2013-09-24 16:33:32 -07:00
Stephen Twigg 730a6ec76b AccumulatorExample now properly sets its busy bit. Also, pepper some helpful comments into AccumulatorExample 2013-09-24 16:32:49 -07:00
Stephen Twigg 472b947fbe push rocket (add option to RocketConfiguration, vm, to turn off virtualk memory) 2013-09-24 16:16:12 -07:00
Stephen Twigg eb03f61058 Properly ignore target files. Push uncore (properly ignore target files) 2013-09-24 16:03:28 -07:00
Stephen Twigg 20246b373e Properly ignore target files 2013-09-24 16:02:00 -07:00
Andrew Waterman 81c752de84 Support disabling virtual memory 2013-09-24 13:58:47 -07:00
Andrew Waterman adc386f889 Turn off virtual memory inside RoCC base class 2013-09-24 13:58:47 -07:00
Stephen Twigg 081fcc4e63 push rocket (accelerator interface fixes) 2013-09-24 10:55:22 -07:00
Stephen Twigg 3532ae0b79 From Andrew, actually mark scoreboard when rocc instruction with a writeback is issued. Also, fix an issue with AccumulatorExample not properly tagging its memory requests. Finally, reverted changes from f27429c to more properly follow the spike model (always return previous value of accumulator). 2013-09-24 10:54:09 -07:00
Stephen Twigg fba0ae0fec Push rocket 2013-09-23 00:26:27 -07:00
Stephen Twigg db1e09f0d0 Fix issues with RoCC AccumulatorExample stalls on memory interface 2013-09-23 00:21:43 -07:00
Stephen Twigg 324a6321bd Push tools (improve consistency: these tools will compile/test the new ISA encoding) 2013-09-22 03:24:11 -07:00
Stephen Twigg 2676ea8279 Push rocket (fix some issues with RoCC although some remain) 2013-09-22 03:19:43 -07:00
Stephen Twigg 158cee08af Adjust ordering of RoCCInstruction to reflect new ISA encoding. (Note: Fixes register op issues with AccumulatorExample but still slight issue with executing memory loads) 2013-09-22 03:18:06 -07:00
Andrew Waterman b7d7ced41b Update to new ISA 2013-09-21 06:40:23 -07:00
Andrew Waterman 1d2f4f8437 New ISA encoding, AUIPC semantics 2013-09-21 06:32:40 -07:00
Huy Vo 09247c0e0b fix to sram init pins 2013-09-19 20:12:10 -07:00
Huy Vo c9813603ee Merge branch 'chisel-v2' of github.com:ucb-bar/uncore into chisel-v2 2013-09-19 20:11:11 -07:00
Huy Vo cc3dc1bd0f bug fix 2013-09-19 20:10:56 -07:00
Andrew Waterman 9bf10ae5d2 remove extraneous toBits (need new Chisel) 2013-09-19 15:26:36 -07:00
Andrew Waterman 42970c9a99 Update Rocket 2013-09-15 04:39:52 -07:00
Andrew Waterman 25ab402932 swap JAL, JALR encodings 2013-09-15 04:29:06 -07:00
Andrew Waterman 628745226c Use spike disassembler riscv-dis if it exists 2013-09-15 04:25:53 -07:00
Andrew Waterman 80003b3019 Support RoCC 2013-09-15 04:25:26 -07:00
Andrew Waterman 110e53cb48 Revert "Add early out to multiplier"
This broke recently and I don't have time to figure out why.
2013-09-15 04:15:32 -07:00
Andrew Waterman 88d1c47665 don't disassemble within chisel 2013-09-15 04:14:45 -07:00
Andrew Waterman f12bbc1e43 working RoCC AccumulatorExample 2013-09-14 22:34:53 -07:00
Andrew Waterman 18968dfbc7 Move store data generation into cache 2013-09-14 16:15:07 -07:00
Andrew Waterman a0cb711451 Start adding RoCC 2013-09-14 15:31:50 -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 1edb1e2a0a Ignore LSB of PC 2013-09-12 17:55:58 -07:00
Andrew Waterman fbdbb01232 update to new isa; disable vector tests 2013-09-12 17:04:03 -07:00
Andrew Waterman cc7783404d Add memory command M_XA_XOR 2013-09-12 16:09:53 -07:00
Andrew Waterman 59f5358435 Implement AQ/RL; move fence logic out of cache 2013-09-12 16:07:30 -07:00
Andrew Waterman 243c4ae342 sync up rocket with new isa 2013-09-12 03:44:38 -07:00
Andrew Waterman 95dd0d8be1 Remove DebugIO/error mode 2013-09-11 20:15:21 -07:00