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剪去部分指令，关闭计数器等宏定义

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RuigeLee
2024-10-31 15:10:11 +08:00
parent 82d99c4000
commit 69f3f0e66b
1 changed files with 12 additions and 12 deletions
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24
src/main/resources/picorv32.v
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@@ -63,13 +63,13 @@ module picorv32 #(
parameter [ 0:0] ENABLE_REGS_16_31 = 1,
parameter [ 0:0] ENABLE_REGS_DUALPORT = 1,
parameter [ 0:0] LATCHED_MEM_RDATA = 0,
parameter [ 0:0] TWO_STAGE_SHIFT = 1,
parameter [ 0:0] TWO_STAGE_SHIFT = 0,
parameter [ 0:0] BARREL_SHIFTER = 0,
parameter [ 0:0] TWO_CYCLE_COMPARE = 0,
parameter [ 0:0] TWO_CYCLE_ALU = 0,
parameter [ 0:0] COMPRESSED_ISA = 0,
parameter [ 0:0] CATCH_MISALIGN = 1,
parameter [ 0:0] CATCH_ILLINSN = 1,
parameter [ 0:0] CATCH_MISALIGN = 0,
parameter [ 0:0] CATCH_ILLINSN = 0,
parameter [ 0:0] ENABLE_PCPI = 0,
parameter [ 0:0] ENABLE_MUL = 0,
parameter [ 0:0] ENABLE_FAST_MUL = 0,
@@ -998,14 +998,14 @@ module picorv32 #(
instr_bltu <= is_beq_bne_blt_bge_bltu_bgeu && mem_rdata_q[14:12] == 3'b110;
instr_bgeu <= is_beq_bne_blt_bge_bltu_bgeu && mem_rdata_q[14:12] == 3'b111;
instr_lb <= is_lb_lh_lw_lbu_lhu && mem_rdata_q[14:12] == 3'b000;
instr_lh <= is_lb_lh_lw_lbu_lhu && mem_rdata_q[14:12] == 3'b001;
instr_lb <= 1'b0;//is_lb_lh_lw_lbu_lhu && mem_rdata_q[14:12] == 3'b000;
instr_lh <= 1'b0;//is_lb_lh_lw_lbu_lhu && mem_rdata_q[14:12] == 3'b001;
instr_lw <= is_lb_lh_lw_lbu_lhu && mem_rdata_q[14:12] == 3'b010;
instr_lbu <= is_lb_lh_lw_lbu_lhu && mem_rdata_q[14:12] == 3'b100;
instr_lhu <= is_lb_lh_lw_lbu_lhu && mem_rdata_q[14:12] == 3'b101;
instr_lbu <= 1'b0;//is_lb_lh_lw_lbu_lhu && mem_rdata_q[14:12] == 3'b100;
instr_lhu <= 1'b0;//is_lb_lh_lw_lbu_lhu && mem_rdata_q[14:12] == 3'b101;
instr_sb <= is_sb_sh_sw && mem_rdata_q[14:12] == 3'b000;
instr_sh <= is_sb_sh_sw && mem_rdata_q[14:12] == 3'b001;
instr_sb <= 1'b0;//is_sb_sh_sw && mem_rdata_q[14:12] == 3'b000;
instr_sh <= 1'b0;//is_sb_sh_sw && mem_rdata_q[14:12] == 3'b001;
instr_sw <= is_sb_sh_sw && mem_rdata_q[14:12] == 3'b010;
instr_addi <= is_alu_reg_imm && mem_rdata_q[14:12] == 3'b000;
@@ -1037,9 +1037,9 @@ module picorv32 #(
instr_rdinstr <= (mem_rdata_q[6:0] == 7'b1110011 && mem_rdata_q[31:12] == 'b11000000001000000010) && ENABLE_COUNTERS;
instr_rdinstrh <= (mem_rdata_q[6:0] == 7'b1110011 && mem_rdata_q[31:12] == 'b11001000001000000010) && ENABLE_COUNTERS && ENABLE_COUNTERS64;
instr_ecall_ebreak <= ((mem_rdata_q[6:0] == 7'b1110011 && !mem_rdata_q[31:21] && !mem_rdata_q[19:7]) ||
(COMPRESSED_ISA && mem_rdata_q[15:0] == 16'h9002));
instr_fence <= (mem_rdata_q[6:0] == 7'b0001111 && !mem_rdata_q[14:12]);
instr_ecall_ebreak <= 1'b0;//((mem_rdata_q[6:0] == 7'b1110011 && !mem_rdata_q[31:21] && !mem_rdata_q[19:7]) ||
//(COMPRESSED_ISA && mem_rdata_q[15:0] == 16'h9002));
instr_fence <= 1'b0;//(mem_rdata_q[6:0] == 7'b0001111 && !mem_rdata_q[14:12]);
instr_getq <= mem_rdata_q[6:0] == 7'b0001011 && mem_rdata_q[31:25] == 7'b0000000 && ENABLE_IRQ && ENABLE_IRQ_QREGS;
instr_setq <= mem_rdata_q[6:0] == 7'b0001011 && mem_rdata_q[31:25] == 7'b0000001 && ENABLE_IRQ && ENABLE_IRQ_QREGS;