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floating point support fixes

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This commit is contained in:
Blaise Tine
2020-07-27 04:53:13 -04:00
parent 7c86b68977
commit ff12393998
84 changed files with 7628 additions and 3178 deletions
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52
hw/rtl/VX_define.vh
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@@ -101,21 +101,21 @@
`define INST_AUIPC 7'b0010111
`define INST_JAL 7'b1101111
`define INST_JALR 7'b1100111
`define INST_B 7'b1100011
`define INST_L 7'b0000011
`define INST_S 7'b0100011
`define INST_I 7'b0010011
`define INST_R 7'b0110011
`define INST_F 7'b0001111
`define INST_SYS 7'b1110011
`define INST_B 7'b1100011 // branch instructions
`define INST_L 7'b0000011 // load instructions
`define INST_S 7'b0100011 // store instructions
`define INST_I 7'b0010011 // immediate instructions
`define INST_R 7'b0110011 // register instructions
`define INST_F 7'b0001111 // Fence instructions
`define INST_SYS 7'b1110011 // system instructions
`define INST_FL 7'b0000111
`define INST_FS 7'b0100111
`define INST_FCI 7'b1010011
`define INST_FL 7'b0000111 // float load instruction
`define INST_FS 7'b0100111 // float store instruction
`define INST_FMADD 7'b1000011
`define INST_FMSUB 7'b1000111
`define INST_FNMSUB 7'b1001011
`define INST_FNMADD 7'b1001111
`define INST_FCI 7'b1010011 // float common instructions
`define INST_GPU 7'b1101011
@@ -236,7 +236,7 @@
`define FRM_RNE 3'b000
`define FRM_RTZ 3'b001
`define FRM_RDN 3'b010
`define FRM_RUP 3'b011 // positive inf
`define FRM_RUP 3'b011
`define FRM_RMM 3'b100
`define FRM_DYN 3'b111
`define FRM_BITS 3
@@ -464,13 +464,14 @@ task print_ex_type;
`EX_LSU: $write("LSU");
`EX_CSR: $write("CSR");
`EX_MUL: $write("MUL");
`EX_FPU: $write("FPU");
`EX_GPU: $write("GPU");
default: $write("NOP");
endcase
end
endtask
task print_instr_op;
task print_ex_op;
input [`EX_BITS-1:0] ex;
input [`OP_BITS-1:0] op;
begin
@@ -489,12 +490,12 @@ task print_instr_op;
`ALU_AND: $write("AND");
`ALU_LUI: $write("LUI");
`ALU_AUIPC: $write("AUIPC");
`ALU_BEQ: $write("EQ");
`ALU_BNE: $write("NE");
`ALU_BLT: $write("LT");
`ALU_BGE: $write("GE");
`ALU_BLTU: $write("LTU");
`ALU_BGEU: $write("GEU");
`ALU_BEQ: $write("BEQ");
`ALU_BNE: $write("BNE");
`ALU_BLT: $write("BLT");
`ALU_BGE: $write("BGE");
`ALU_BLTU: $write("BLTU");
`ALU_BGEU: $write("BGEU");
`ALU_JAL: $write("JAL");
`ALU_JALR: $write("JALR");
`ALU_ECALL: $write("ECALL");
@@ -582,4 +583,19 @@ task print_instr_op;
end
endtask
task print_frm;
input [`FRM_BITS-1:0] frm;
begin
case (frm)
`FRM_RNE: $write("RNE");
`FRM_RTZ: $write("RTZ");
`FRM_RDN: $write("RDN");
`FRM_RUP: $write("RUP");
`FRM_RMM: $write("RMM");
`FRM_DYN: $write("DYN");
default: $write("?");
endcase
end
endtask
`endif