Github_Repos/cvw
1
0
Fork 1
mirror of https://github.com/openhwgroup/cvw synced 2025-02-11 06:05:49 +00:00
Code Issues Packages Projects Releases Wiki Activity

Fixed bug in basic gshare.

Browse Source
This commit is contained in:
Ross Thompson 2023-02-22 12:54:46 -06:00
parent 6d604f7af5
commit 1af7b8051e
1 changed files with 6 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
src/ifu/bpred/gsharebasic.sv
View File

@ -42,7 +42,7 @@ module gsharebasic #(parameter k = 10,
input logic BranchInstrE, BranchInstrM, PCSrcE input logic BranchInstrE, BranchInstrM, PCSrcE
); );
logic [k-1:0] IndexNextF, IndexE; logic [k-1:0] IndexNextF, IndexM;
logic [1:0] DirPredictionD, DirPredictionE; logic [1:0] DirPredictionD, DirPredictionE;
logic [1:0] NewDirPredictionE, NewDirPredictionM; logic [1:0] NewDirPredictionE, NewDirPredictionM;
@ -52,19 +52,19 @@ module gsharebasic #(parameter k = 10,
if(TYPE == 1) begin if(TYPE == 1) begin
assign IndexNextF = GHR ^ {PCNextF[k+1] ^ PCNextF[1], PCNextF[k:2]}; assign IndexNextF = GHR ^ {PCNextF[k+1] ^ PCNextF[1], PCNextF[k:2]};
assign IndexE = GHRM ^ {PCM[k+1] ^ PCM[1], PCM[k:2]}; assign IndexM = GHRM ^ {PCM[k+1] ^ PCM[1], PCM[k:2]};
end else if(TYPE == 0) begin end else if(TYPE == 0) begin
assign IndexNextF = GHRNext; assign IndexNextF = GHRNext;
assign IndexE = GHRE; assign IndexM = GHRM;
end end
ram2p1r1wbe #(2**k, 2) PHT(.clk(clk), ram2p1r1wbe #(2**k, 2) PHT(.clk(clk),
.ce1(~StallF), .ce2(~StallM & ~FlushM), .ce1(~StallF), .ce2(~StallW & ~FlushW),
.ra1(IndexNextF), .ra1(IndexNextF),
.rd1(DirPredictionF), .rd1(DirPredictionF),
.wa2(IndexE), .wa2(IndexM),
.wd2(NewDirPredictionM), .wd2(NewDirPredictionM),
.we2(BranchInstrM & ~StallW & ~FlushW), .we2(BranchInstrM),
.bwe2(1'b1)); .bwe2(1'b1));
flopenrc #(2) PredictionRegD(clk, reset, FlushD, ~StallD, DirPredictionF, DirPredictionD); flopenrc #(2) PredictionRegD(clk, reset, FlushD, ~StallD, DirPredictionF, DirPredictionD);