mirror of https://github.com/YosysHQ/picorv32.git
Fix performance counter read decoding
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parent
f00a88c36e
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12
picorv32.v
12
picorv32.v
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@ -1074,12 +1074,12 @@ module picorv32 #(
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instr_or <= is_alu_reg_reg && mem_rdata_q[14:12] == 3'b110 && mem_rdata_q[31:25] == 7'b0000000;
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instr_and <= is_alu_reg_reg && mem_rdata_q[14:12] == 3'b111 && mem_rdata_q[31:25] == 7'b0000000;
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instr_rdcycle <= ((mem_rdata_q[6:0] == 7'b1110011 && mem_rdata_q[31:12] == 'b11000000000000000010) ||
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(mem_rdata_q[6:0] == 7'b1110011 && mem_rdata_q[31:12] == 'b11000000000100000010)) && ENABLE_COUNTERS;
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instr_rdcycleh <= ((mem_rdata_q[6:0] == 7'b1110011 && mem_rdata_q[31:12] == 'b11001000000000000010) ||
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(mem_rdata_q[6:0] == 7'b1110011 && mem_rdata_q[31:12] == 'b11001000000100000010)) && ENABLE_COUNTERS && ENABLE_COUNTERS64;
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instr_rdinstr <= (mem_rdata_q[6:0] == 7'b1110011 && mem_rdata_q[31:12] == 'b11000000001000000010) && ENABLE_COUNTERS;
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instr_rdinstrh <= (mem_rdata_q[6:0] == 7'b1110011 && mem_rdata_q[31:12] == 'b11001000001000000010) && ENABLE_COUNTERS && ENABLE_COUNTERS64;
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instr_rdcycle <= ((mem_rdata_q[6:0] == 7'b1110011 && mem_rdata_q[31:20] == 'b101100000000 && !(mem_rdata_q[13:12] == 'b00)) ||
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(mem_rdata_q[6:0] == 7'b1110011 && mem_rdata_q[31:20] == 'b101100000001 && !(mem_rdata_q[13:12] == 'b00))) && ENABLE_COUNTERS;
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instr_rdcycleh <= ((mem_rdata_q[6:0] == 7'b1110011 && mem_rdata_q[31:20] == 'b101110000000 && !(mem_rdata_q[13:12] == 'b00)) ||
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(mem_rdata_q[6:0] == 7'b1110011 && mem_rdata_q[31:20] == 'b101110000001 && !(mem_rdata_q[13:12] == 'b00))) && ENABLE_COUNTERS && ENABLE_COUNTERS64;
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instr_rdinstr <= (mem_rdata_q[6:0] == 7'b1110011 && mem_rdata_q[31:20] == 'b101100000010 && !(mem_rdata_q[13:12] == 'b00)) && ENABLE_COUNTERS;
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instr_rdinstrh <= (mem_rdata_q[6:0] == 7'b1110011 && mem_rdata_q[31:20] == 'b101110000010 && !(mem_rdata_q[13:12] == 'b00)) && ENABLE_COUNTERS && ENABLE_COUNTERS64;
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instr_ecall_ebreak <= ((mem_rdata_q[6:0] == 7'b1110011 && !mem_rdata_q[31:21] && !mem_rdata_q[19:7]) ||
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(COMPRESSED_ISA && mem_rdata_q[15:0] == 16'h9002));
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