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Joshua Wise's Git repositories - firearm.git/log
Joshua Wise [Wed, 14 Jan 2009 07:10:56 +0000 (02:10 -0500)]
tests: Add the new testbench.
Joshua Wise [Wed, 14 Jan 2009 07:10:08 +0000 (02:10 -0500)]
anulib: move the stack ALL the way up
Joshua Wise [Wed, 14 Jan 2009 05:57:29 +0000 (00:57 -0500)]
Fetch: Also queue up a jump if we are stalled.
Joshua Wise [Tue, 13 Jan 2009 08:43:36 +0000 (03:43 -0500)]
DCache: Change verbosity.
Joshua Wise [Tue, 13 Jan 2009 08:40:57 +0000 (03:40 -0500)]
system: Swap ICache and DCache in arbiter order.
Joshua Wise [Tue, 13 Jan 2009 08:40:33 +0000 (03:40 -0500)]
anulib: Move the stack up.
Joshua Wise [Sun, 11 Jan 2009 05:27:56 +0000 (00:27 -0500)]
Costas: Remove while(1) and allow proper returns.
Joshua Wise [Sun, 11 Jan 2009 05:27:25 +0000 (00:27 -0500)]
Memory: Instrument LDMSTM. Do not write back if writeback not requested. Comment some magic bits. Fix swapped cur_reg conditional. Add pc save.
Joshua Wise [Sun, 11 Jan 2009 05:21:32 +0000 (00:21 -0500)]
DCache: Add instrumentation.
Joshua Wise [Sun, 11 Jan 2009 04:41:07 +0000 (23:41 -0500)]
Memory: Fix FSM for LDR/STR. Fix pre/post increment to be, uh, pre/post increment, not post/pre increment.
Joshua Wise [Sat, 10 Jan 2009 09:53:40 +0000 (04:53 -0500)]
Decode: Fix conditional for immediate mode.
Joshua Wise [Sat, 10 Jan 2009 09:49:10 +0000 (04:49 -0500)]
system: Fix message printed by DECODE debug line to have a zero base for op numbers.
Joshua Wise [Sat, 10 Jan 2009 09:35:53 +0000 (04:35 -0500)]
Enable part 2 of the Costas test program.
Joshua Wise [Sat, 10 Jan 2009 09:11:45 +0000 (04:11 -0500)]
Add tests directory.
Joshua Wise [Sat, 10 Jan 2009 09:07:51 +0000 (04:07 -0500)]
DCache, ICache: Reset fill circuitry if a request is aborted while filling.
Joshua Wise [Sat, 10 Jan 2009 09:04:58 +0000 (04:04 -0500)]
Fetch: qjmp is for queueing up jumps while rd_waiting, not while stalled.
Joshua Wise [Sat, 10 Jan 2009 09:01:13 +0000 (04:01 -0500)]
system: Print the correct values for jmp for Execute.
Joshua Wise [Sat, 10 Jan 2009 08:48:06 +0000 (03:48 -0500)]
DCache: Fix silly bug involving failing to clear bus_wr.
Joshua Wise [Sat, 10 Jan 2009 08:26:03 +0000 (03:26 -0500)]
Fetch: Rewrite to be cleaner.
Joshua Wise [Sat, 10 Jan 2009 05:54:59 +0000 (00:54 -0500)]
Terminal: Add `ifdef verilator around the $c construct.
Joshua Wise [Sat, 10 Jan 2009 05:53:52 +0000 (00:53 -0500)]
system: Fix bug that would cause stmia not to work.
Joshua Wise [Sat, 10 Jan 2009 05:51:00 +0000 (00:51 -0500)]
Memory: wire -> reg in some cases
Joshua Wise [Sat, 10 Jan 2009 05:50:06 +0000 (00:50 -0500)]
ICache: Add instrumentation.
Joshua Wise [Sat, 10 Jan 2009 04:36:15 +0000 (23:36 -0500)]
Execute: Fix jumps while flush asserted. Set lr correctly in bl.
Christopher Lu [Sat, 10 Jan 2009 03:18:37 +0000 (22:18 -0500)]
Merge branch 'master' of nyus.joshuawise.com:/git/firearm
Christopher Lu [Sat, 10 Jan 2009 03:18:33 +0000 (22:18 -0500)]
unique values for the shits
Joshua Wise [Fri, 9 Jan 2009 09:25:56 +0000 (04:25 -0500)]
ram: Add a string printing test, WHICH WORKS!
Joshua Wise [Fri, 9 Jan 2009 09:25:36 +0000 (04:25 -0500)]
Decode: Fix stupid bug in which stalls did not stall the decoder.
Joshua Wise [Fri, 9 Jan 2009 09:02:54 +0000 (04:02 -0500)]
Merge nyus:/storage/git/firearm
Conflicts:
Memory.v
Joshua Wise [Fri, 9 Jan 2009 09:02:05 +0000 (04:02 -0500)]
Add 'mov r1, #':' to ramfile.
Joshua Wise [Fri, 9 Jan 2009 09:01:50 +0000 (04:01 -0500)]
Hit all with the integrate.
Joshua Wise [Fri, 9 Jan 2009 09:01:19 +0000 (04:01 -0500)]
Writeback: add
Christopher Lu [Fri, 9 Jan 2009 08:52:31 +0000 (03:52 -0500)]
memory: fix
Christopher Lu [Fri, 9 Jan 2009 08:27:27 +0000 (03:27 -0500)]
decode: stuff for halfword
Christopher Lu [Fri, 9 Jan 2009 08:13:49 +0000 (03:13 -0500)]
memory wea
Christopher Lu [Fri, 9 Jan 2009 06:27:12 +0000 (01:27 -0500)]
blockram: more fix
Christopher Lu [Fri, 9 Jan 2009 06:24:18 +0000 (01:24 -0500)]
Merge branch 'master' of nyus.joshuawise.com:/git/firearm
Christopher Lu [Fri, 9 Jan 2009 06:24:10 +0000 (01:24 -0500)]
blockram: fix hack, memory: add ldrh/strh
Joshua Wise [Fri, 9 Jan 2009 06:20:46 +0000 (01:20 -0500)]
ram.hex: Add performance benchmark, P-SPEC 2009.
Joshua Wise [Fri, 9 Jan 2009 06:20:11 +0000 (01:20 -0500)]
Memory: Add some debugging.
Joshua Wise [Fri, 9 Jan 2009 06:19:12 +0000 (01:19 -0500)]
Add terminal
Joshua Wise [Wed, 7 Jan 2009 09:59:41 +0000 (04:59 -0500)]
system: Wire up outcpsr and outspsr from Execute to Memory.
Joshua Wise [Wed, 7 Jan 2009 09:59:24 +0000 (04:59 -0500)]
Decode: Set correct rpc for coprocessor register transfer.
Joshua Wise [Wed, 7 Jan 2009 09:58:34 +0000 (04:58 -0500)]
Add special CPSR behavior for ARM MCR.
Joshua Wise [Wed, 7 Jan 2009 09:58:14 +0000 (04:58 -0500)]
Add LDR test instruction.
Christopher Lu [Wed, 7 Jan 2009 09:54:31 +0000 (04:54 -0500)]
memory: bubble
Christopher Lu [Wed, 7 Jan 2009 09:45:21 +0000 (04:45 -0500)]
memory: merged
Christopher Lu [Wed, 7 Jan 2009 09:44:03 +0000 (04:44 -0500)]
memory.v: convert to state machines
Joshua Wise [Wed, 7 Jan 2009 09:25:50 +0000 (04:25 -0500)]
Memory: Add CDP and MRC/MCR.
Joshua Wise [Wed, 7 Jan 2009 08:08:46 +0000 (03:08 -0500)]
Merge nyus:/storage/git/firearm
Conflicts:
Memory.v
Joshua Wise [Wed, 7 Jan 2009 08:08:22 +0000 (03:08 -0500)]
Memory: Add coprocessor interface stub.
Christopher Lu [Wed, 7 Jan 2009 07:38:53 +0000 (02:38 -0500)]
memory: ldm/stm bullSHIT
Christopher Lu [Wed, 7 Jan 2009 07:10:13 +0000 (02:10 -0500)]
memory: ldm/stm ready for testing, hopefully
Christopher Lu [Tue, 6 Jan 2009 08:20:31 +0000 (03:20 -0500)]
merge memory
Christopher Lu [Tue, 6 Jan 2009 08:18:00 +0000 (03:18 -0500)]
memory: more ldm/stm
Joshua Wise [Tue, 6 Jan 2009 08:17:27 +0000 (03:17 -0500)]
system: Remember to wire the DCache to the memory!
Joshua Wise [Tue, 6 Jan 2009 08:15:58 +0000 (03:15 -0500)]
Wire in Memory. Fix small bug in Memory involving registers never ever getting output (type A...).
Christopher Lu [Tue, 6 Jan 2009 07:52:28 +0000 (02:52 -0500)]
Merge branch 'master' of nyus.joshuawise.com:/git/firearm
Christopher Lu [Tue, 6 Jan 2009 07:52:24 +0000 (02:52 -0500)]
memory: more ldm/stm
Joshua Wise [Tue, 6 Jan 2009 07:50:55 +0000 (02:50 -0500)]
st_data -> op2
Joshua Wise [Tue, 6 Jan 2009 07:31:00 +0000 (02:31 -0500)]
Merge Memory.
Christopher Lu [Tue, 6 Jan 2009 07:27:04 +0000 (02:27 -0500)]
memory: add some stuff in ldm/stm
Joshua Wise [Tue, 6 Jan 2009 07:24:32 +0000 (02:24 -0500)]
Memory.v: Cleanup pass 1 before integration.
Joshua Wise [Tue, 6 Jan 2009 06:39:55 +0000 (01:39 -0500)]
Merge nyus:/storage/git/firearm
Christopher Lu [Tue, 6 Jan 2009 06:39:32 +0000 (01:39 -0500)]
memory: fix up slightly
Joshua Wise [Tue, 6 Jan 2009 06:34:57 +0000 (01:34 -0500)]
Merge nyus:/storage/git/firearm
Christopher Lu [Tue, 6 Jan 2009 06:34:42 +0000 (01:34 -0500)]
memory: fixed up a bit
Joshua Wise [Tue, 6 Jan 2009 06:11:11 +0000 (01:11 -0500)]
Merge nyus:/storage/git/firearm
Christopher Lu [Tue, 6 Jan 2009 06:06:00 +0000 (01:06 -0500)]
memory: preliminary, regfile: more read port, decode: more correct
Joshua Wise [Tue, 6 Jan 2009 05:53:29 +0000 (00:53 -0500)]
System.v: Wire up DCache
Joshua Wise [Tue, 6 Jan 2009 04:57:24 +0000 (23:57 -0500)]
system.v: Silly typo fix -- why didn't Verilator warn me about that?????
Joshua Wise [Tue, 6 Jan 2009 03:21:53 +0000 (22:21 -0500)]
Execute.v: Add outpc and outinsn. System.v: Add and make wires consistent.
Joshua Wise [Tue, 6 Jan 2009 03:20:53 +0000 (22:20 -0500)]
Add the DCache.
Joshua Wise [Mon, 5 Jan 2009 10:26:19 +0000 (05:26 -0500)]
Ok, it work.
Christopher Lu [Mon, 5 Jan 2009 09:44:42 +0000 (04:44 -0500)]
execute: do stuff only if bubble, still incorrect
Christopher Lu [Mon, 5 Jan 2009 09:34:39 +0000 (04:34 -0500)]
flush generate bubble, yes
Christopher Lu [Mon, 5 Jan 2009 09:21:43 +0000 (04:21 -0500)]
Merge branch 'master' of nyus.joshuawise.com:/git/firearm
Christopher Lu [Mon, 5 Jan 2009 09:21:39 +0000 (04:21 -0500)]
you snipeer
Joshua Wise [Mon, 5 Jan 2009 09:18:07 +0000 (04:18 -0500)]
Add a jump test
Christopher Lu [Mon, 5 Jan 2009 08:43:16 +0000 (03:43 -0500)]
added branch support, maybe
Christopher Lu [Mon, 5 Jan 2009 07:48:26 +0000 (02:48 -0500)]
Merge branch 'master' of nyus.joshuawise.com:/git/firearm
Christopher Lu [Mon, 5 Jan 2009 07:42:50 +0000 (02:42 -0500)]
really fix execute
Joshua Wise [Mon, 5 Jan 2009 07:42:32 +0000 (02:42 -0500)]
Merge nyus:/storage/git/firearm
Joshua Wise [Mon, 5 Jan 2009 07:42:25 +0000 (02:42 -0500)]
Isuse.v: fix error in which cpsr was marked as defined when it needn't be
Joshua Wise [Mon, 5 Jan 2009 07:41:47 +0000 (02:41 -0500)]
Add SPSR logic to Execute.
Christopher Lu [Mon, 5 Jan 2009 07:28:44 +0000 (02:28 -0500)]
branch added
Christopher Lu [Mon, 5 Jan 2009 04:31:10 +0000 (23:31 -0500)]
fixed v flag
Joshua Wise [Wed, 31 Dec 2008 09:21:11 +0000 (04:21 -0500)]
Execute.v: Execute multiplication happily
Joshua Wise [Wed, 31 Dec 2008 09:20:54 +0000 (04:20 -0500)]
Issue.v: lol@me; stall was not getting propagated
Joshua Wise [Wed, 31 Dec 2008 09:20:34 +0000 (04:20 -0500)]
ram{.comments,}.hex: Add a multiplier test.
Joshua Wise [Wed, 31 Dec 2008 06:26:56 +0000 (01:26 -0500)]
Execute.v: Wire up the ALU.
Joshua Wise [Wed, 31 Dec 2008 06:26:42 +0000 (01:26 -0500)]
system.v: Add debug output for the execute stage.
Joshua Wise [Wed, 31 Dec 2008 06:26:21 +0000 (01:26 -0500)]
ram{.comments,}.hex: Add a simple orr instruction. Orr! Orr! I am a seal!
Joshua Wise [Wed, 31 Dec 2008 05:50:35 +0000 (00:50 -0500)]
Add skeleton to Execute.v
Joshua Wise [Tue, 30 Dec 2008 08:38:29 +0000 (03:38 -0500)]
Cleanup pass on Decode. We may have to revert this if Wilson cannot get a fix; in the mean time, build with -Wno-UNOPTFLAT.
Joshua Wise [Tue, 30 Dec 2008 08:29:33 +0000 (03:29 -0500)]
Fix up ALU order in Issue.
Joshua Wise [Tue, 30 Dec 2008 08:15:43 +0000 (03:15 -0500)]
Fix up Issue to use the new constants.
Joshua Wise [Tue, 30 Dec 2008 06:00:38 +0000 (01:00 -0500)]
Convert decode to... use decode constants.
Joshua Wise [Tue, 30 Dec 2008 06:00:23 +0000 (01:00 -0500)]
Add decode constants.
Joshua Wise [Tue, 30 Dec 2008 05:58:36 +0000 (00:58 -0500)]
Add wires for ALU.
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