From 76593f10b0754990f154fbb3da958d696a34f2de Mon Sep 17 00:00:00 2001 From: dianshi Date: Mon, 14 Feb 2022 08:03:29 +0000 Subject: Add running risc 16bit cpu v0.1 --- risc_16bit_cpu/v0.1/Makefile | 32 ++++++++++++-------------------- risc_16bit_cpu/v0.1/test.data | 8 ++++++++ risc_16bit_cpu/v0.1/test.instr | 16 ++++++++++++++++ 3 files changed, 36 insertions(+), 20 deletions(-) create mode 100644 risc_16bit_cpu/v0.1/test.data create mode 100644 risc_16bit_cpu/v0.1/test.instr (limited to 'risc_16bit_cpu/v0.1') diff --git a/risc_16bit_cpu/v0.1/Makefile b/risc_16bit_cpu/v0.1/Makefile index 5d6accc..fd41e8f 100644 --- a/risc_16bit_cpu/v0.1/Makefile +++ b/risc_16bit_cpu/v0.1/Makefile @@ -1,26 +1,18 @@ + +I_INSTRMEM=-I../../instrmem/v0.1 ../../instrmem/v0.1/instr_memory.v +I_GPR=-I../../gpr/v0.1 ../../gpr/v0.1/gpr_register.v +I_ALUCONTROL=-I../../alu_control/v0.1 ../../alu_control/v0.1/alu_control.v +I_ALU8=-I../../alu/v0.1_16bit ../../alu/v0.1_16bit/alu.v +I_DATAMEM=-I../../datamem/v0.1 ../../datamem/v0.1/data_memory.v +I_CONTROLUNIT=-I../../control_unit/v0.1 ../../control_unit/v0.1/control_unit.v +I_DATAPATH=-I../../datapath/v0.1 ../../datapath/v0.1/data_path.v + make: - iverilog -g2005-sv -o alu_8 alu_8.v - iverilog -g2005-sv -o data_memory data_memory.v - iverilog -g2005-sv -o instr_memory instr_memory.v - iverilog -g2005-sv -o gpr_register gpr_register.v - iverilog -g2005-sv -o alu_control alu_control.v - iverilog -g2005-sv -o data_path data_path.v instr_memory.v gpr_register.v alu_control.v alu_8.v data_memory.v - iverilog -g2005-sv -o control_unit control_unit.v - iverilog -g2005-sv -o risc_16bit_cpu risc_16bit_cpu.v control_unit.v data_path.v instr_memory.v gpr_register.v alu_control.v alu_8.v data_memory.v - iverilog -g2005-sv -o test_data_memory data_memory.v test_data_memory.v - iverilog -g2005-sv -o test_instr_memory instr_memory.v test_instr_memory.v - iverilog -g2005-sv -o test_gpr_register gpr_register.v test_gpr_register.v - iverilog -g2005-sv -o test_alu_control alu_control.v test_alu_control.v - iverilog -g2005-sv -o test_data_path data_path.v test_data_path.v instr_memory.v gpr_register.v alu_control.v alu_8.v data_memory.v - iverilog -g2005-sv -o test_risc_16bit_cpu test_risc_16bit_cpu.v risc_16bit_cpu.v control_unit.v data_path.v instr_memory.v gpr_register.v alu_control.v alu_8.v data_memory.v + iverilog -g2005-sv -o risc_16bit_cpu risc_16bit_cpu.v $(I_INSTRMEM) $(I_GPR) $(I_ALUCONTROL) $(I_ALU8) $(I_DATAMEM) $(I_CONTROLUNIT) $(I_DATAPATH) + iverilog -g2005-sv -o test_risc_16bit_cpu test_risc_16bit_cpu.v risc_16bit_cpu.v $(I_INSTRMEM) $(I_GPR) $(I_ALUCONTROL) $(I_ALU8) $(I_DATAMEM) $(I_CONTROLUNIT) $(I_DATAPATH) test: - ./test_data_memory - ./test_instr_memory - ./test_gpr_register - ./test_alu_control - ./test_data_path ./test_risc_16bit_cpu wave: - gtkwave test_data_path.vcd \ No newline at end of file + gtkwave test_risc_16bit_cpu.vcd \ No newline at end of file diff --git a/risc_16bit_cpu/v0.1/test.data b/risc_16bit_cpu/v0.1/test.data new file mode 100644 index 0000000..65f7a06 --- /dev/null +++ b/risc_16bit_cpu/v0.1/test.data @@ -0,0 +1,8 @@ +0000_0000_0000_0001 +0000_0000_0000_0010 +0000_0000_0000_1001 +0000_0000_0000_1010 +0000_0000_1000_0001 +0000_0000_1000_0010 +0000_0000_0000_0001 +0000_0000_0000_0010 \ No newline at end of file diff --git a/risc_16bit_cpu/v0.1/test.instr b/risc_16bit_cpu/v0.1/test.instr new file mode 100644 index 0000000..ef81860 --- /dev/null +++ b/risc_16bit_cpu/v0.1/test.instr @@ -0,0 +1,16 @@ +0000_0100_0000_0000 // load R0 <- Mem(R2 + 0) +0000_0100_0100_0001 // load R1 <- Mem(R2 + 1) +0010_0000_0101_0000 // Add R2 <- R0 + R1 +0001_0010_1000_0000 // Store Mem(R1 + 0) <- R2 +0011_0000_0101_0000 // sub R2 <- R0 - R1 +0100_0000_0101_0000 // invert R2 <- !R0 +0101_0000_0101_0000 // logical shift left R2 <- R0<>R1 +0111_0000_0101_0000 // AND R2<- R0 AND R1 +1000_0000_0101_0000 // OR R2<- R0 OR R1 +1001_0000_0101_0000 // SLT R2 <- 1 if R0 < R1 +0010_0000_0000_0000 // Add R0 <- R0 + R0 +1011_0000_0100_0001 // BEQ branch to jump if R0=R1, PCnew= PC+2+offset<<1 = 28 => offset = 1 +1100_0000_0100_0000 // BNE branch to jump if R0!=R1, PCnew= PC+2+offset<<1 = 28 => offset = 0 +1101_0000_0000_0000 // J jump to the beginning address +0000_0100_0000_0000 \ No newline at end of file -- cgit v1.2.3