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Commit Graph

5504 Commits

Author SHA1 Message Date
Andrew Waterman
4cfa6cd9a8 force Top.main's return type to Unit 2012-05-01 19:55:16 -07:00
Andrew Waterman
5819beed64 use parameterized FP units 2012-05-01 01:25:43 -07:00
Andrew Waterman
eafdffe125 simplify page table walker; speed up emulator 2012-05-01 01:24:36 -07:00
Andrew Waterman
c13d3e6f88 fix probe tag read-modify-write atomicity violation 2012-04-26 02:29:31 -07:00
Andrew Waterman
66f86a2194 use pseudo-LRU replacement for TLBs 2012-04-26 02:29:30 -07:00
Andrew Waterman
a0378c5d2f remove faulting TLB entry after page fault
this vastly reduces the frequency with which the TLB must be flushed
2012-04-26 02:29:30 -07:00
Andrew Waterman
6d8fc74378 fix DTLB permissions bug 2012-04-26 02:29:30 -07:00
Henry Cook
99bc99f2ad Fixed abort bug: removed uneeded state, added mshr guard on xact_abort.valid and xact_init.ready on same cycle 2012-04-24 17:17:42 -07:00
Henry Cook
00155f4bc4 Fixed abort bug: removed uneeded state, added mshr guard on xact_abort.valid and xact_init.ready on same cycle 2012-04-24 17:17:42 -07:00
Henry Cook
1ed89f1cab Fixed abort bug: removed uneeded state, added mshr guard on xact_abort.valid and xact_init.ready on same cycle 2012-04-24 17:17:42 -07:00
Henry Cook
d61e6ee080 Fixed coherence bug: probe counting for single tile 2012-04-24 17:17:13 -07:00
Henry Cook
37eb1a4ae6 Fixed coherence bug: probe counting for single tile 2012-04-24 17:17:13 -07:00
Henry Cook
55e86b5cf4 Fixed coherence bug: probe counting for single tile 2012-04-24 17:17:13 -07:00
Henry Cook
a39080d0b1 Fixed abort bug: xact_abort.ready was not pinned high 2012-04-24 17:16:40 -07:00
Andrew Waterman
fb4408b150 fix AMO replay/coherence deadlock 2012-04-15 22:56:02 -07:00
Andrew Waterman
724735f13f fix writeback bug 2012-04-13 03:16:48 -07:00
Andrew Waterman
00d934cfac fix coherence bugs in cache 2012-04-12 21:57:37 -07:00
Henry Cook
4a6c7dbc26 Policy determined by constants. MSI policy added. 2012-04-11 17:56:59 -07:00
Henry Cook
fef58f1b3a Policy determined by constants. MSI policy added. 2012-04-11 17:56:59 -07:00
Andrew Waterman
98a5d682a5 coherence mostly works now 2012-04-10 02:22:45 -07:00
Andrew Waterman
2a7d2888a7 coherence mostly works now 2012-04-10 02:22:45 -07:00
Andrew Waterman
c0ec3794bf coherence mostly works now 2012-04-10 02:22:45 -07:00
Henry Cook
1920c97066 Refactored coherence as member rather than trait. MI and MEI protocols. 2012-04-10 00:09:58 -07:00
Henry Cook
b22d7f8192 Refactored coherence as member rather than trait. MI and MEI protocols. 2012-04-10 00:09:58 -07:00
Henry Cook
3cdd166153 Refactored coherence as member rather than trait. MI and MEI protocols. 2012-04-10 00:09:58 -07:00
Henry Cook
5acf1d9820 defined abstract coherence traits in base trait, added Incoherent trait, cleaned up incoherent policy 2012-04-09 23:29:32 -07:00
Henry Cook
e71e3ce38f defined abstract coherence traits in base trait, added Incoherent trait, cleaned up incoherent policy 2012-04-09 23:29:32 -07:00
Henry Cook
9c8f849f50 defined abstract coherence traits in base trait, added Incoherent trait, cleaned up incoherent policy 2012-04-09 23:29:32 -07:00
Henry Cook
a68f5e016d changed coherence type width names to represent max sizes for all protocols 2012-04-09 23:29:32 -07:00
Henry Cook
17a5d26c1e changed coherence type width names to represent max sizes for all protocols 2012-04-09 23:29:32 -07:00
Henry Cook
551e09c9d5 changed coherence type width names to represent max sizes for all protocols 2012-04-09 23:29:32 -07:00
Henry Cook
f7307ee411 changed coherence message type names 2012-04-09 23:29:31 -07:00
Henry Cook
6bc47a55b4 changed coherence message type names 2012-04-09 23:29:31 -07:00
Henry Cook
0b4937f70f changed coherence message type names 2012-04-09 23:29:31 -07:00
Henry Cook
d301336c33 Refactored coherence better from uncore hub, better coherence function names 2012-04-09 23:29:31 -07:00
Henry Cook
27e3346c14 Refactored coherence better from uncore hub, better coherence function names 2012-04-09 23:29:31 -07:00
Henry Cook
ed79ec98f7 Refactored coherence better from uncore hub, better coherence function names 2012-04-09 23:29:31 -07:00
Andrew Waterman
73d8d42515 fix coherence bug with multiple probe replies 2012-04-09 21:40:35 -07:00
Andrew Waterman
aee9378712 fix coherence bug with multiple probe replies 2012-04-09 21:40:35 -07:00
Huy Vo
c9c3bd02bc kill mem stage if fpu nacks in mem stage 2012-04-01 17:02:32 -07:00
Andrew Waterman
7f254d9670 refine FP bugfixes 2012-04-01 14:52:33 -07:00
Huy Vo
c7c35322c2 two bug fixes to fpu 2012-03-31 22:23:51 -07:00
Andrew Waterman
a09e8d1c55 remove I$ prefetcher for now
there's a bug in it, and I don't have time to fix it at the moment.
2012-03-27 15:43:56 -07:00
Andrew Waterman
452876af37 fence on vvcfg; implement fence.v.g correctly 2012-03-27 14:49:00 -07:00
Yunsup Lee
bb704dc0c9 fix vector length calc bug, thanks chris and andrew 2012-03-27 12:04:07 -07:00
Andrew Waterman
257747a3a1 no dessert tonight :( 2012-03-26 23:50:09 -07:00
Andrew Waterman
6bda8674bd no dessert tonight :( 2012-03-26 23:50:09 -07:00
Yunsup Lee
a70f0414fa fix a workaroundable bug 2012-03-26 20:51:54 -07:00
Yunsup Lee
32d95e9594 fix -1:0 index problem for direct map case 2012-03-26 17:00:01 -07:00
Andrew Waterman
25fe46dc18 remove bug from dessert 2012-03-26 14:18:57 -07:00