Update reference.txt

reference/reference.txt

@@ -605,19 +605,43 @@ register_v0 = 7
 
 ==SB	Store byte==
 
-ori $4, $0, 1029
-ori $5, $0, 1
-sb $4, 1($5)
+lui $4, 0x1234
+ori $4, $0, 0x5678
+lui $5, 0xBFC0
+ori $5, $0, 0x001C
+sb $4, 0($5)
+lb $2, 0($5)
 jr $0
 
-34040405
-34050001
-a0a40001
+3C041234
+34045678
+3C05BFC0
+3405001C
+A0A40000
+80A20000
 00000008
 
-register_v0 = 5
+register_v0 = 0x00000078
 
-SH	Store half-word
+==SH	Store half-word==
+
+lui $4, 0x1234
+ori $4, $0, 0x5678
+lui $5, 0xBFC0
+ori $5, $0, 0x001C
+sh $4, 0($5)
+lh $2, 0($5)
+jr $0
+
+3C041234
+34045678
+3C05BFC0
+3405001C
+A4A40000
+84A40000
+00000008
+
+register_v0 = 0x00005678
 
 ==SLL	Shift left logical==
 
@@ -645,7 +669,19 @@ jr $0
 
 register_v0 = 16
 
-//SLT	Set on less than (signed)
+==SLT	Set on less than (signed)==
+
+ORI $4 $zero 0xFFFF
+ORI $5 $zero 0x000B
+SLT $2 $4 $5
+jr $0
+
+3404FFFF
+3405000B
+0085102A
+00000008
+
+register_v0 = 0
 
 ==SLTI	Set on less than immediate (signed)==