@@ -19,20 +19,20 @@ localparam ALU_OR = 5'b00110;
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localparam ALU_AND = 5'b00111 ;
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// shifts
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- localparam ALU_SRA = 5'b01101 ;
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- localparam ALU_SRL = 5'b00101 ;
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- localparam ALU_SLL = 5'b00001 ;
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+ localparam ALU_SRA = 5'b01101 ; // Shift_Right_Ariphmetic
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+ localparam ALU_SRL = 5'b00101 ; // Shift Right Logic
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+ localparam ALU_SLL = 5'b00001 ; // Shift Left Logic
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// comparisons
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- localparam ALU_LTS = 5'b11100 ;
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- localparam ALU_LTU = 5'b11110 ;
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- localparam ALU_GES = 5'b11101 ;
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- localparam ALU_GEU = 5'b11111 ;
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- localparam ALU_EQ = 5'b11000 ;
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- localparam ALU_NE = 5'b11001 ;
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+ localparam ALU_LTS = 5'b11100 ; // Less Than Signed
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+ localparam ALU_LTU = 5'b11110 ; // Less Than Unsigned
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+ localparam ALU_GES = 5'b11101 ; // Great [or] Equal signed
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+ localparam ALU_GEU = 5'b11111 ; // Great [or] Equal unsigned
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+ localparam ALU_EQ = 5'b11000 ; // Equal
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+ localparam ALU_NE = 5'b11001 ; // Not Equal
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// set lower than operations
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- localparam ALU_SLTS = 5'b00010 ;
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- localparam ALU_SLTU = 5'b00011 ;
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+ localparam ALU_SLTS = 5'b00010 ; // Set Less Than Signed
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+ localparam ALU_SLTU = 5'b00011 ; // Set Less Than Unsigned
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- endpackage
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+ endpackage
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