@ CHECK: usax r2, r3, r4 @ encoding: [0xe3,0xfa,0x44,0xf2]
@ CHECK: it ne @ encoding: [0x18,0xbf]
@ CHECK: usaxne r6, r1, r9 @ encoding: [0xe1,0xfa,0x49,0xf6]
+
+
+@------------------------------------------------------------------------------
+@ USUB16/USUB8
+@------------------------------------------------------------------------------
+ usub16 r4, r2, r7
+ usub8 r1, r8, r5
+ ite hi
+ usub16hi r1, r1, r3
+ usub8ls r9, r2, r3
+
+@ CHECK: usub16 r4, r2, r7 @ encoding: [0xd2,0xfa,0x47,0xf4]
+@ CHECK: usub8 r1, r8, r5 @ encoding: [0xc8,0xfa,0x45,0xf1]
+@ CHECK: ite hi @ encoding: [0x8c,0xbf]
+@ CHECK: usub16hi r1, r1, r3 @ encoding: [0xd1,0xfa,0x43,0xf1]
+@ CHECK: usub8ls r9, r2, r3 @ encoding: [0xc2,0xfa,0x43,0xf9]