commit

main.s

@@ -4,6 +4,7 @@
 .text:
 
 main:
+<<<<<<< HEAD
 	li $a0,1010101
 	li $a1,2#stocker dans a1 le i=3, c'est a dire on met le bit d'index 3 de 0 a 1 
 	jal cell_lecture_bit
@@ -57,16 +58,55 @@ cell_mettre_bit_a0:
 	
 sub_pow_10: #sub function used to init pow_10
 	li $a1,1
-	j pow_10
+=======
+	li $a0 4
+	jal sub_pow_init
+	move $a0 $v1
+	li $v0 1
+	syscall
 
+	 
+	 
+	j Exit
+
+cell_lecture_bit:
 	
-pow_10: #function to get the 10**n for a given n
+	
+	
+	#the function cell_lecture_bit takes an int coded on 32 bytes, 
+	
+	li $t0, 31
+	sub $a1, $t0, $a1			# modify the value to get a shift of  31 -I digits 
+	sllv $a0, $a0,$a1
+	srl $a0, $a0,31
+	move $v0 $a0
+	jr $ra
+
+<<<<<<< HEAD
+sub_pow_init:
+	addi $sp $sp -4
+	sw $ra 0($sp)
+	li $v1, 1
+>>>>>>> 22a1ec9a0c88a023c2c5e6254e73714c653e6988
+	j pow_10
+=======
+>>>>>>> 5b1a44c68dcf856d2de5367f6bf981a9b8b3c4fc
+
 
+pow_10: #function to get the 10**n for a given n
+	#prolog
+	#mettre l'addresse de Ra dans la pile sp
+	
 	beq $a0,$zero,continue ##rename for loop later in the code
 	li $a2, 10
-	mul $a1, $a1,$a2
+	mul $v1, $v1,$a2
 	addi $a0,$a0,-1
 	b pow_10
+	
+continue:
+	lw $ra 0($sp)
+	jr $ra 
+
 
 Exit:
 	li $v0, 10