diff options
| author | Alejandro Soto <alejandro@34project.org> | 2022-09-25 17:46:38 -0600 |
|---|---|---|
| committer | Alejandro Soto <alejandro@34project.org> | 2022-09-25 17:46:38 -0600 |
| commit | b5f43ef8431532b1e0b498a88072fdfd2cf81ac9 (patch) | |
| tree | eac985d217721ce4ef4b6e355cce611c9e4d3a82 /rtl/core/uarch.sv | |
| parent | 72991c8eb6791111de0378cfc46ede8581d53e2a (diff) | |
Implement ALU
Diffstat (limited to 'rtl/core/uarch.sv')
| -rw-r--r-- | rtl/core/uarch.sv | 26 |
1 files changed, 19 insertions, 7 deletions
diff --git a/rtl/core/uarch.sv b/rtl/core/uarch.sv index 1ba039e..be67bd5 100644 --- a/rtl/core/uarch.sv +++ b/rtl/core/uarch.sv @@ -17,12 +17,24 @@ typedef logic[29:0] ptr; */ typedef logic[4:0] reg_index; -typedef enum logic[1:0] -{ - ALU_ADD, - ALU_AND, - ALU_ORR, - ALU_XOR -} alu_op; +typedef logic[3:0] alu_op; + +// Coincide con campo respectivo de instrucciones de procesamiento de datos +`define ALU_AND 4'b0000 +`define ALU_EOR 4'b0001 +`define ALU_SUB 4'b0010 +`define ALU_RSB 4'b0011 +`define ALU_ADD 4'b0100 +`define ALU_ADC 4'b0101 +`define ALU_SBC 4'b0110 +`define ALU_RSC 4'b0111 +`define ALU_TST 4'b1000 +`define ALU_TEQ 4'b1001 +`define ALU_CMP 4'b1010 +`define ALU_CMN 4'b1011 +`define ALU_ORR 4'b1100 +`define ALU_MOV 4'b1101 +`define ALU_BIC 4'b1110 +`define ALU_MVN 4'b1111 `endif |