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fixed bmuctrl decode bug

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This commit is contained in:
Kevin Kim 2023-02-18 20:11:50 -08:00
parent 84ddb6fb54
commit 9760f0ccfd
1 changed files with 3 additions and 2 deletions
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5
src/ieu/bmu/bmuctrl.sv
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@ -117,9 +117,10 @@ module bmuctrl(
else else
BMUControlsD = `BMUCTRLW'b000_0000_000; // illegal instruction BMUControlsD = `BMUCTRLW'b000_0000_000; // illegal instruction
17'b0010011_0110000_001: if (Rs2D[2]) 17'b0010011_0110000_001: if (Rs2D[2])
BMUControlsD = `BMUCTRLW'b000_0100_000; // count instruction BMUControlsD = `BMUCTRLW'b000_0100_100; // sign extend instruction
else else
BMUControlsD = `BMUCTRLW'b000_0100_100; // sign ext instruction BMUControlsD = `BMUCTRLW'b000_0100_000; // count instruction
17'b0011011_0110000_001: BMUControlsD = `BMUCTRLW'b000_0100_000; // count word instruction
default: BMUControlsD = {Funct3D, {7'b0}}; // not B instruction or shift default: BMUControlsD = {Funct3D, {7'b0}}; // not B instruction or shift
endcase endcase