| 2019-05-29 |
Luke Kenneth Casson... | latch opcode on instruction issue
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commit | commitdiff | tree |
| 2019-05-29 |
Luke Kenneth Casson... | use opcode-base issue units, parallel units
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commit | commitdiff | tree |
| 2019-05-29 |
Luke Kenneth Casson... | add docstring
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commit | commitdiff | tree |
| 2019-05-29 |
Luke Kenneth Casson... | group computation units together
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commit | commitdiff | tree |
| 2019-05-27 |
Luke Kenneth Casson... | remove waw stall from issue unit
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commit | commitdiff | tree |
| 2019-05-27 |
Luke Kenneth Casson... | add an IssueUnitGroup which has a priority picker
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commit | commitdiff | tree |
| 2019-05-27 |
Luke Kenneth Casson... | stop on shadow for the moment
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commit | commitdiff | tree |
| 2019-05-26 |
Luke Kenneth Casson... | have to bring in a reset signal into the shadow units...
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commit | commitdiff | tree |
| 2019-05-25 |
Luke Kenneth Casson... | separate out go_die from go_rd/go_wr to stop reg read...
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commit | commitdiff | tree |
| 2019-05-25 |
Luke Kenneth Casson... | get fake branch delay time working
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commit | commitdiff | tree |
| 2019-05-25 |
Luke Kenneth Casson... | whoops, operation supposed to be tested, not counter
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commit | commitdiff | tree |
| 2019-05-25 |
Luke Kenneth Casson... | branch success/fail nearly there
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commit | commitdiff | tree |
| 2019-05-25 |
Luke Kenneth Casson... | experimenting with branch shadowing
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commit | commitdiff | tree |
| 2019-05-25 |
Luke Kenneth Casson... | add branch speculation using shadows
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commit | commitdiff | tree |
| 2019-05-24 |
Luke Kenneth Casson... | use internal latch qlq value instead of creating a...
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commit | commitdiff | tree |
| 2019-05-24 |
Luke Kenneth Casson... | remove dummy values for branch setup
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commit | commitdiff | tree |
| 2019-05-24 |
Luke Kenneth Casson... | replace m.d.comb += with comb += etc. increases readability
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commit | commitdiff | tree |
| 2019-05-24 |
Luke Kenneth Casson... | remove unneeded import
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commit | commitdiff | tree |
| 2019-05-24 |
Luke Kenneth Casson... | use create_random_ops function
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commit | commitdiff | tree |
| 2019-05-24 |
Luke Kenneth Casson... | add in branch speculation recorder, link to branch
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commit | commitdiff | tree |
| 2019-05-24 |
Luke Kenneth Casson... | add branch speculation record
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commit | commitdiff | tree |
| 2019-05-24 |
Luke Kenneth Casson... | make bgt accessible outside of CU
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commit | commitdiff | tree |
| 2019-05-24 |
Luke Kenneth Casson... | check that bgt test ALU works
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commit | commitdiff | tree |
| 2019-05-24 |
Luke Kenneth Casson... | add delay on branches
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commit | commitdiff | tree |
| 2019-05-24 |
Luke Kenneth Casson... | remove unneeded code
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commit | commitdiff | tree |
| 2019-05-24 |
Luke Kenneth Casson... | add delay on branches
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commit | commitdiff | tree |
| 2019-05-24 |
Luke Kenneth Casson... | work on branch simulation logic
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commit | commitdiff | tree |
| 2019-05-24 |
Luke Kenneth Casson... | reset shadow latches if neither success nor fail are...
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commit | commitdiff | tree |
| 2019-05-24 |
Luke Kenneth Casson... | split out shared wait for issue and wait for busy clear...
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commit | commitdiff | tree |
| 2019-05-24 |
Luke Kenneth Casson... | make a start on a branch simulator
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commit | commitdiff | tree |
| 2019-05-24 |
Luke Kenneth Casson... | add simple branch-compare example ALU
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commit | commitdiff | tree |
| 2019-05-24 |
Luke Kenneth Casson... | add priority picker docstring
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commit | commitdiff | tree |
| 2019-05-24 |
Luke Kenneth Casson... | cleanup, docstrings
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commit | commitdiff | tree |
| 2019-05-23 |
Luke Kenneth Casson... | shadow seems to do the job of guaranteeing write-after...
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commit | commitdiff | tree |
| 2019-05-23 |
Luke Kenneth Casson... | set up the shadow grid
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commit | commitdiff | tree |
| 2019-05-23 |
Luke Kenneth Casson... | only want a single-bit transition
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commit | commitdiff | tree |
| 2019-05-23 |
Luke Kenneth Casson... | add in busy_prev/next signal to work out which unit...
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commit | commitdiff | tree |
| 2019-05-23 |
Luke Kenneth Casson... | shadow fail/good signals need to be amalgamated (shadow...
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commit | commitdiff | tree |
| 2019-05-23 |
Luke Kenneth Casson... | make shadow inputs/good/fail arrays (actual matrix...
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commit | commitdiff | tree |
| 2019-05-23 |
Luke Kenneth Casson... | decide to do write-after-write shadows
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commit | commitdiff | tree |
| 2019-05-23 |
Luke Kenneth Casson... | connect FUFU/FURegs Matrices to resettable go_rd/go_wr...
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commit | commitdiff | tree |
| 2019-05-23 |
Luke Kenneth Casson... | start wiring up shadow matrix
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commit | commitdiff | tree |
| 2019-05-23 |
Luke Kenneth Casson... | re-enable shadow/go_die
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commit | commitdiff | tree |
| 2019-05-23 |
Luke Kenneth Casson... | whoops disconnected go_wr from CUs by mistake
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commit | commitdiff | tree |
| 2019-05-23 |
Luke Kenneth Casson... | add shadow matrix (unconnected)
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commit | commitdiff | tree |
| 2019-05-23 |
Luke Kenneth Casson... | add shadow matrix, array of shadow functions
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commit | commitdiff | tree |
| 2019-05-23 |
Luke Kenneth Casson... | add in shadown and go_die into comp unit
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commit | commitdiff | tree |
| 2019-05-23 |
Luke Kenneth Casson... | split out shadow into separate module
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commit | commitdiff | tree |
| 2019-05-22 |
Luke Kenneth Casson... | sort out counter, rename data_o to data_r (register...
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commit | commitdiff | tree |
| 2019-05-22 |
Luke Kenneth Casson... | invert write pending before use
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commit | commitdiff | tree |
| 2019-05-22 |
Luke Kenneth Casson... | testing if hazard can be done in current cycle
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commit | commitdiff | tree |
| 2019-05-22 |
Luke Kenneth Casson... | use global pending vectors for read/write pending accumulation
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commit | commitdiff | tree |
| 2019-05-22 |
Luke Kenneth Casson... | clean up names, also note that readable is true if...
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commit | commitdiff | tree |
| 2019-05-22 |
Luke Kenneth Casson... | use shifter opcode
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commit | commitdiff | tree |
| 2019-05-22 |
Luke Kenneth Casson... | ignore self-to-self read and write pending hazards
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commit | commitdiff | tree |
| 2019-05-22 |
Luke Kenneth Casson... | read-after-write self-referring hazard
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commit | commitdiff | tree |
| 2019-05-22 |
Luke Kenneth Casson... | allow loops to run instruction batches more than once
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commit | commitdiff | tree |
| 2019-05-22 |
Luke Kenneth Casson... | WaW needs to stall
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commit | commitdiff | tree |
| 2019-05-22 |
Luke Kenneth Casson... | wait for busy to go LOW before ending
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commit | commitdiff | tree |
| 2019-05-22 |
Luke Kenneth Casson... | experiment with different completion times
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commit | commitdiff | tree |
| 2019-05-22 |
Luke Kenneth Casson... | add in 2 more ALUs, now 4x4 scoreboard
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commit | commitdiff | tree |
| 2019-05-22 |
Luke Kenneth Casson... | add mul and shift to simulation
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commit | commitdiff | tree |
| 2019-05-22 |
Luke Kenneth Casson... | add extra regression test
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commit | commitdiff | tree |
| 2019-05-22 |
Luke Kenneth Casson... | add div and shift (as experiment)
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commit | commitdiff | tree |
| 2019-05-22 |
Luke Kenneth Casson... | have to stop forward progress if issue is set
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commit | commitdiff | tree |
| 2019-05-22 |
Luke Kenneth Casson... | random regression test shows an inter-dependency fail
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commit | commitdiff | tree |
| 2019-05-21 |
Luke Kenneth Casson... | working on all cycles, RaW / WaR
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commit | commitdiff | tree |
| 2019-05-21 |
Luke Kenneth Casson... | got working (sort-of) cscore6600
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commit | commitdiff | tree |
| 2019-05-21 |
Luke Kenneth Casson... | got working (sort-of) cscore6600
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commit | commitdiff | tree |
| 2019-05-21 |
Luke Kenneth Casson... | add read/write reg select vectors, in and out, similar...
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commit | commitdiff | tree |
| 2019-05-20 |
Luke Kenneth Casson... | use dep cell format
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commit | commitdiff | tree |
| 2019-05-20 |
Luke Kenneth Casson... | invert x/y in fu pending
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commit | commitdiff | tree |
| 2019-05-20 |
Luke Kenneth Casson... | nearly there with readable/writable on FU matrix
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commit | commitdiff | tree |
| 2019-05-20 |
Luke Kenneth Casson... | attempting to work out FU-FU matrix connections
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commit | commitdiff | tree |
| 2019-05-20 |
Luke Kenneth Casson... | include hazard line to swap rd/wr dependencies
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commit | commitdiff | tree |
| 2019-05-19 |
Luke Kenneth Casson... | non-overlapping instructions ok
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commit | commitdiff | tree |
| 2019-05-19 |
Luke Kenneth Casson... | sync ok on simple add
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commit | commitdiff | tree |
| 2019-05-19 |
Luke Kenneth Casson... | add reg clearing and read-request release
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commit | commitdiff | tree |
| 2019-05-19 |
Luke Kenneth Casson... | use register-based DepCell
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commit | commitdiff | tree |
| 2019-05-19 |
Luke Kenneth Casson... | creating separate dependency cell which can be used...
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commit | commitdiff | tree |
| 2019-05-19 |
Luke Kenneth Casson... | experiment switching over fwd and rsel in dependency...
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commit | commitdiff | tree |
| 2019-05-19 |
Luke Kenneth Casson... | add individual dependency cell (sync mode)
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commit | commitdiff | tree |
| 2019-05-19 |
Luke Kenneth Casson... | scoreboard 6600 experimentation
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commit | commitdiff | tree |
| 2019-05-18 |
Luke Kenneth Casson... | whoops bug where rsel lists were being re-initialised...
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commit | commitdiff | tree |
| 2019-05-18 |
Luke Kenneth Casson... | reduce length of vectors (per-row only single bit)
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commit | commitdiff | tree |
| 2019-05-18 |
Luke Kenneth Casson... | connect up vectors direct
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commit | commitdiff | tree |
| 2019-05-18 |
Luke Kenneth Casson... | connect dependency row outputs
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commit | commitdiff | tree |
| 2019-05-18 |
Luke Kenneth Casson... | compress dependency matrix outputs into a row
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commit | commitdiff | tree |
| 2019-05-18 |
Luke Kenneth Casson... | move dependency cells to row class
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commit | commitdiff | tree |
| 2019-05-18 |
Luke Kenneth Casson... | Revert "whoops use global vector correctly"
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commit | commitdiff | tree |
| 2019-05-18 |
Luke Kenneth Casson... | whoops use global vector correctly
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commit | commitdiff | tree |
| 2019-05-18 |
Luke Kenneth Casson... | whoops use global vector correctly
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commit | commitdiff | tree |
| 2019-05-18 |
Luke Kenneth Casson... | reduce syncs, get FU-FU and FU on same clock cycle
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commit | commitdiff | tree |
| 2019-05-18 |
Luke Kenneth Casson... | now using readable/writable from fu-fu matrix, seems...
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commit | commitdiff | tree |
| 2019-05-18 |
Luke Kenneth Casson... | use FU-FU matrix, seems to be working, still have to...
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commit | commitdiff | tree |
| 2019-05-18 |
Luke Kenneth Casson... | use FU-FU matrix, seems to be working, still have to...
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commit | commitdiff | tree |
| 2019-05-16 |
Luke Kenneth Casson... | reorg instr test issue
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commit | commitdiff | tree |
| 2019-05-16 |
Luke Kenneth Casson... | add back in rd-flag qualification into fn unit
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commit | commitdiff | tree |
| 2019-05-16 |
Luke Kenneth Casson... | bring in go_rd_i into 6600 scoreboard, on 1-clock delay
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commit | commitdiff | tree |
| 2019-05-16 |
Luke Kenneth Casson... | and in go_rd_i into group picker read
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commit | commitdiff | tree |
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