David Harris
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0e9bd5dab5
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fdivsqrtpreproc shift simplification
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2022-12-30 06:45:51 -08:00 |
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David Harris
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776f4714af
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Clean up names and comments in divsqrt
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2022-12-29 08:02:44 -08:00 |
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David Harris
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6664cb9db4
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Factored out hardware unique to RV64 and to IDIV
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2022-12-29 07:36:26 -08:00 |
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David Harris
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d59878a886
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Moved IDIV_ON_FP into conditional block in fdivsqrtpreproc
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2022-12-27 21:53:00 -08:00 |
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David Harris
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c08811357c
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Renamed muldiv to mdu
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2022-12-27 19:57:10 -08:00 |
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David Harris
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e34b8139af
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Check for non-negative W in int sign handling
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2022-12-27 06:35:17 -08:00 |
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Cedar Turek
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f48b7d7ef9
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fpu idiv working on all configs with 1 copy of radix 2!
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2022-12-26 23:18:28 -08:00 |
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Cedar Turek
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bebaf08bed
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took out otfc swap. updated postprocessing quotient/remainder logic for int div.
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2022-12-26 21:03:56 -08:00 |
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David Harris
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2de66e9eef
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Moved fdivsqrtexpcalc to its own file
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2022-12-26 08:45:43 -08:00 |
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cturek
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cc6f219bdd
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Added A Sign register. Fixed postprocessing logic for postinc and rem calculation.
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2022-12-24 06:46:52 +00:00 |
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David Harris
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9e21358d75
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Removed unused signals from FPU
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2022-12-23 00:18:39 -08:00 |
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David Harris
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0a7ed944a5
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Revert to 98b824
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2022-12-22 23:58:14 -08:00 |
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David Harris
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56312cd0a6
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Clean up unused FPU signals
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2022-12-22 23:53:09 -08:00 |
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David Harris
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4d509f94ec
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FDIV merge
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2022-12-22 23:03:03 -08:00 |
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David Harris
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2d72bed1f4
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Removed unused signals in FPU and CSR
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2022-12-22 22:59:05 -08:00 |
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cturek
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ccbad67497
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Added negative-result int diviison support in U and UM registers. 13 tests pass!
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2022-12-22 16:25:37 +00:00 |
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cturek
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80ca75e216
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Added ForwardedSrcAM to postprocessor. Now passing 8 tests on rv32gc.
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2022-12-22 05:44:55 +00:00 |
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cturek
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0b4d81bd4a
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worked out some bugs with int div cycles
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2022-12-22 02:22:01 +00:00 |
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cturek
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c3fdc0ab23
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Renamed signals to E and M stages, forwarded preprocessed n to fsm
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2022-12-22 00:43:27 +00:00 |
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Alessandro Maiuolo
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5a82898649
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Added NumZeroE, AZeroM, and BZeroM
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2022-12-18 20:02:40 -08:00 |
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cturek
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06c58f310d
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Added mux for integer special case, renamed signals to match pipelined stage
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2022-12-16 18:43:49 +00:00 |
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cturek
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8829e627eb
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Fixed BZero and initU/initUM muxes
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2022-12-14 16:44:46 +00:00 |
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cturek
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f57211bb49
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Fixed D sizing issues across fdivsqrt. Fixed preproc to accept either int or float inputs
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2022-12-10 21:56:35 +00:00 |
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Ross Thompson
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de99663b97
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Revert "Changed weird D sizing. Better names in preproc. Finalized Int/Float input to divider."
This reverts commit 70b89e5214 .
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2022-12-04 00:01:58 +00:00 |
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cturek
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70b89e5214
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Changed weird D sizing. Better names in preproc. Finalized Int/Float input to divider.
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2022-12-02 21:44:29 +00:00 |
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cturek
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1f32603c30
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Added flops to preproc
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2022-12-02 20:31:08 +00:00 |
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David Harris
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d64cd715f9
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Renamed DivStartE to IFDivStartE
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2022-12-02 11:30:49 -08:00 |
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cturek
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74f58b5d89
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Added Quotient/Remainder calcs to normal termination
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2022-11-13 23:44:34 +00:00 |
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cturek
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b3bfdbad18
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Added flops for n and m, added B=0 signal
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2022-11-13 23:02:43 +00:00 |
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cturek
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9c70ab917c
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Added A<B signal to fdivsqrt, started postprocessing merge
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2022-11-13 22:40:26 +00:00 |
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cturek
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e7c25f9562
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Fixed asign and bsign
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2022-11-09 18:41:26 +00:00 |
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cturek
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1e927df1a0
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Added conditional OTFC swap for simplified int postprocessing
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2022-11-06 23:09:09 +00:00 |
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cturek
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56b7bb3590
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Finished Int Preprocessinggit add ../src/fpu/fdivsqrt/fdivsqrtpreproc.sv
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2022-11-06 22:40:21 +00:00 |
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cturek
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ee048325cb
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Added n and rightshiftx
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2022-11-06 22:31:48 +00:00 |
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cturek
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67f2cb0595
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p calculation
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2022-11-06 22:24:21 +00:00 |
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cturek
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7567f388c2
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Changed lzc names, started int/fp size merge in preproc
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2022-11-06 22:21:35 +00:00 |
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cturek
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333da5c945
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Added n, p, and m signals between fdivsqrt submodules. Added w64 and mdue to divsqrt testbench.
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2022-11-06 22:08:18 +00:00 |
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cturek
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b893d9249d
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Added new macros for int div preprocessing, added p, n, and rightshiftx logic
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2022-11-06 21:53:48 +00:00 |
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cturek
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2a45787b37
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Added buffered signals for int/fp
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2022-10-28 21:47:24 +00:00 |
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cturek
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51fc4de0e1
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small signal cleanup
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2022-10-26 18:42:49 +00:00 |
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cturek
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544c142c4f
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abs for int inputs
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2022-10-26 16:18:05 +00:00 |
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cturek
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e401d12889
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Added signed division to fdivsqrt
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2022-10-26 16:13:41 +00:00 |
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cturek
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94daa961b3
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Started Integer Preprocessing
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2022-10-25 17:48:43 +00:00 |
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David Harris
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fc4146f409
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Adding start signals for integer divider to fdivsqrt
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2022-09-29 16:30:25 -07:00 |
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David Harris
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b21e36a788
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Added SpecialCaseReg to hold SpecialCase for fdivsqrtpostproc
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2022-09-21 04:55:43 -07:00 |
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David Harris
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8d1408a9d6
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Moved fpu modules into subdirectories
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2022-09-20 04:12:05 -07:00 |
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