Data commit

Task/Reverse-a-string/MIPS-Assembly/reverse-a-string.mips

@@ -0,0 +1,35 @@
+# First, it gets the length of the original string
+# Then, it allocates memory from the copy
+# Then it copies the pointer to the original string, and adds the strlen
+#     subtract 1, then that new pointer is at the last char.
+# while(strlen)
+#     copy char
+#     decrement strlen
+#     decrement source pointer
+#     increment target pointer
+
+.text
+
+strcpy:
+  addi $sp, $sp, -4
+  sw $s0, 0($sp)
+  add $s0, $zero, $zero
+
+L1:
+  add $t1, $s0, $a1
+  lb $t2, 0($t1)
+  add $t3, $s0, $a0
+  sb $t2, 0($t3)
+  beq $t2, $zero, L2
+  addi $s0, $s0, 1
+  j L1
+
+L2:
+  lw $s0, 0($sp)
+  addi $sp, $sp, 4
+  jr $ra
+
+.data
+	ex_msg_og: .asciiz "Original string:\n"
+	ex_msg_cpy: .asciiz "\nCopied string:\n"
+	string: .asciiz "Nice string you got there!\n"