//MACRO     Buffer.comp     Buffer1,   Buffer2,     Length,     Branch[2],      WReg[2]
//--------------------------------------------------------------------------------------------------
//
//  @ CopyRight Roberti & Parau Enterprises, Inc.  2021-2023
//
//  This work is licensed under the Creative Commons Attribution-NoDerivatives 4.0 International License.
//  To view a copy of this license, visit http://creativecommons.org/licenses/by-nd/4.0/
//   or send a letter to Creative Commons, PO Box 1866, Mountain View, CA 94042, USA.
//
//--------------------------------------------------------------------------------------------------
//
    //
    //  Get load/store MIs and word length
    //
    eval(DVASM.getEnv()[4]);
    var ld= "L" + abiWID;
    var wl= abiWLen;
    var wn= abiWID == "D" ? "double word" : "word";

    //
    //  Validate parameters
    //
    var branchLT= Branch[0];
    var branchGT= Branch[1];
    var WReg0= WReg[0];
    var WReg1= WReg[1];
    
    //
    //	Generate code
    //
\#Label		ADD			#Length, #Buffer1					// Compute and of buffer addr
\           ADDI        #Length, -#wl                     	// Subtract #wn size from it
\           WHILE       Condition= ( #Buffer1 <= #Length )	// Start loop to compare all #wn.s
\               #ld         #WReg0, 0[#Buffer2]              	// Load next #wn in buffer 1
\               #ld         #WReg1, 0[#Buffer1]                	// Load next #wn in buffer 2
\               IF          ( #WReg0 != #WReg1 ), BREAK         // Exit loop if not equal - need byte comparison for > or <
\               ADDI        #Buffer1, #wl                      	// Load next buffer 1 #wn address
\               ADDI        #Buffer2, #wl                    	// Load next buffer 2 #wn address
\               ENDWHILE
\           ADDI        #Length, #wl                      	// Restore end of buffer addr
\			WHILE		Condition= ( #Buffer1 < #Length )	// Start residual length loop
\               LBU         #WReg0, 0[#Buffer1]              	// Load byte in buffer 1
\               LBU         #WReg1, 0[#Buffer2]                	// Load byte in buffer 2
\               IF          ( #WReg0 < #WReg1 ), GOTO, ID= #branchLT
\																// Branch to first Branch label if less than
\               IF          ( #WReg0 > #WReg1 ), GOTO, ID= #branchGT
\																// Branch to second Branch label if greater than 
\               ADDI        #Buffer2, 1                      	// Add 1 to buffer 1 addr
\               ADDI        #Buffer1, 1                       	// Add 1 to buffer 2 addr
\				ENDWHILE