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Fixed funct7 code for sinval.vma (issue #1154)

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This commit is contained in:
David Harris 2024-11-29 11:39:24 -08:00
parent 58bfc27c63
commit 155d1d511b
2 changed files with 5 additions and 1 deletions
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2
src/privileged/privdec.sv
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@ -59,7 +59,7 @@ module privdec import cvw::*; #(parameter cvw_t P) (
// svinval instructions
// any svinval instruction is treated as sfence.vma on Wally
assign sinvalvmaM = (InstrM[31:25] == 7'b0001001);
assign sinvalvmaM = (InstrM[31:25] == 7'b0001011);
assign sfencewinvalM = (InstrM[31:20] == 12'b000110000000) & rs1zeroM;
assign sfenceinvalirM = (InstrM[31:20] == 12'b000110000001) & rs1zeroM;
assign invalM = P.SVINVAL_SUPPORTED & (sinvalvmaM | sfencewinvalM | sfenceinvalirM);

4
testbench/common/instrNameDecTB.sv
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@ -219,6 +219,10 @@ module instrNameDecTB(
else if (imm == 258) name = "SRET";
else if (imm == 770) name = "MRET";
else if (funct7 == 9) name = "SFENCE.VMA";
else if (funct7 == 11) name = "SINVAL.VMA";
else if (funct7 == 12 & rs2 == 0) name = "SFENCE.W.INVAL";
else if (funct7 == 12 & rs2 == 1) name = "SFENCE.INVAL.IR";
else if (imm == 259) name = "WFI";
else if (imm == 261) name = "WFI";
else name = "ILLEGAL";
10'b1110011_001: name = "CSRRW";