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Fixed minor bug with the size of gshare.

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This commit is contained in:
Ross Thompson 2021-03-18 16:00:09 -05:00
parent d9b1e7d67f
commit 181a28e875
2 changed files with 7 additions and 10 deletions
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14
wally-pipelined/regression/wave.do
View File

@ -23,11 +23,9 @@ add wave -noupdate -group HDU -expand -group Flush -color Yellow /testbench/dut/
add wave -noupdate -group HDU -expand -group Stall -color Orange /testbench/dut/hart/StallF add wave -noupdate -group HDU -expand -group Stall -color Orange /testbench/dut/hart/StallF
add wave -noupdate -group HDU -expand -group Stall -color Orange /testbench/dut/hart/StallD add wave -noupdate -group HDU -expand -group Stall -color Orange /testbench/dut/hart/StallD
add wave -noupdate -group Bpred -expand -group direction -divider Update add wave -noupdate -group Bpred -expand -group direction -divider Update
add wave -noupdate -group Bpred -expand -group direction /testbench/dut/hart/ifu/bpred/DirPredictor/UpdatePC add wave -noupdate -group Bpred -expand -group direction /testbench/dut/hart/ifu/bpred/Predictor/DirPredictor/UpdatePC
add wave -noupdate -group Bpred -expand -group direction /testbench/dut/hart/ifu/bpred/DirPredictor/UpdateEN add wave -noupdate -group Bpred -expand -group direction /testbench/dut/hart/ifu/bpred/Predictor/DirPredictor/UpdateEN
add wave -noupdate -group Bpred -expand -group direction /testbench/dut/hart/ifu/bpred/DirPredictor/UpdatePCIndex add wave -noupdate -group Bpred -expand -group direction /testbench/dut/hart/ifu/bpred/Predictor/DirPredictor/UpdatePrediction
add wave -noupdate -group Bpred -expand -group direction /testbench/dut/hart/ifu/bpred/DirPredictor/UpdatePrediction
add wave -noupdate -group Bpred -expand -group direction /testbench/dut/hart/ifu/bpred/DirPredictor/memory/memory
add wave -noupdate -group Bpred -group {bp wrong} /testbench/dut/hart/ifu/bpred/TargetWrongE add wave -noupdate -group Bpred -group {bp wrong} /testbench/dut/hart/ifu/bpred/TargetWrongE
add wave -noupdate -group Bpred -group {bp wrong} /testbench/dut/hart/ifu/bpred/FallThroughWrongE add wave -noupdate -group Bpred -group {bp wrong} /testbench/dut/hart/ifu/bpred/FallThroughWrongE
add wave -noupdate -group Bpred -group {bp wrong} /testbench/dut/hart/ifu/bpred/PredictionDirWrongE add wave -noupdate -group Bpred -group {bp wrong} /testbench/dut/hart/ifu/bpred/PredictionDirWrongE
@ -130,8 +128,8 @@ add wave -noupdate -expand -group PCS /testbench/dut/hart/PCE
add wave -noupdate -expand -group PCS /testbench/dut/hart/PCM add wave -noupdate -expand -group PCS /testbench/dut/hart/PCM
add wave -noupdate -expand -group PCS /testbench/dut/hart/ifu/PCW add wave -noupdate -expand -group PCS /testbench/dut/hart/ifu/PCW
TreeUpdate [SetDefaultTree] TreeUpdate [SetDefaultTree]
WaveRestoreCursors {{Cursor 2} {3758805 ns} 0} {{Cursor 3} {4351471 ns} 0} WaveRestoreCursors {{Cursor 2} {3758805 ns} 0}
quietly wave cursor active 2 quietly wave cursor active 1
configure wave -namecolwidth 250 configure wave -namecolwidth 250
configure wave -valuecolwidth 229 configure wave -valuecolwidth 229
configure wave -justifyvalue left configure wave -justifyvalue left
@ -146,4 +144,4 @@ configure wave -griddelta 40
configure wave -timeline 0 configure wave -timeline 0
configure wave -timelineunits ns configure wave -timelineunits ns
update update
WaveRestoreZoom {4351320 ns} {4351862 ns} WaveRestoreZoom {1644110 ns} {15262484 ns}

3
wally-pipelined/src/ifu/globalHistoryPredictor.sv
View File

@ -41,7 +41,6 @@ module globalHistoryPredictor
input logic [1:0] UpdatePrediction input logic [1:0] UpdatePrediction
); );
localparam int Depth = 2^k;
logic [k-1:0] GHRF, GHRD, GHRE; logic [k-1:0] GHRF, GHRD, GHRE;
flopenr #(k) GlobalHistoryRegister(.clk(clk), flopenr #(k) GlobalHistoryRegister(.clk(clk),
@ -63,7 +62,7 @@ module globalHistoryPredictor
// Make Prediction by reading the correct address in the PHT and also update the new address in the PHT // Make Prediction by reading the correct address in the PHT and also update the new address in the PHT
// GHR referes to the address that the past k branches points to in the prediction stage // GHR referes to the address that the past k branches points to in the prediction stage
// GHRE refers to the address that the past k branches points to in the exectution stage // GHRE refers to the address that the past k branches points to in the exectution stage
SRAM2P1R1W #(Depth, 2) PHT(.clk(clk), SRAM2P1R1W #(k, 2) PHT(.clk(clk),
.reset(reset), .reset(reset),
.RA1(GHRF), .RA1(GHRF),
.RD1(PredictionMemory), .RD1(PredictionMemory),