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bmuctrl supports some rotates

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Kevin Kim 2023-02-17 21:57:19 -08:00
parent 50ec6baa07
commit 4a52b57002
1 changed files with 9 additions and 0 deletions
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9
src/ieu/bmu/bmuctrl.sv
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@ -98,6 +98,15 @@ module bmuctrl(
17'b0111011_0010000_110: BMUControlsD = `BMUCTRLW'b000_1000; // sh3add.uw 17'b0111011_0010000_110: BMUControlsD = `BMUCTRLW'b000_1000; // sh3add.uw
17'b0111011_0000100_000: BMUControlsD = `BMUCTRLW'b000_1000; // add.uw 17'b0111011_0000100_000: BMUControlsD = `BMUCTRLW'b000_1000; // add.uw
17'b0011011_000010?_001: BMUControlsD = `BMUCTRLW'b001_1000; // slli.uw 17'b0011011_000010?_001: BMUControlsD = `BMUCTRLW'b001_1000; // slli.uw
17'b0110011_0110000_001: BMUControlsD = `BMUCTRLW'b001_0100; // rol
17'b0111011_0110000_001: BMUControlsD = `BMUCTRLW'b001_0100; // rolw
17'b0110011_0110000_101: BMUControlsD = `BMUCTRLW'b001_0100; // ror
17'b0111011_0110000_101: BMUControlsD = `BMUCTRLW'b001_0100; // rorw
17'b0010011_0110000_101: BMUControlsD = `BMUCTRLW'b001_0100; // rori (rv32)
17'b0010011_0110001_101: if (`XLEN == 64)
BMUControlsD = `BMUCTRLW'b001_0100; // rori (rv64)
else
BMUControlsD = `BMUCTRLW'b000_0000; //illegal instruction
default: BMUControlsD = {Funct3D, {4'b0}}; // not B instruction or shift default: BMUControlsD = {Funct3D, {4'b0}}; // not B instruction or shift
endcase endcase