@------------------------------------------------------------------------------
+@ STREX/STREXB/STREXH/STREXD
+@------------------------------------------------------------------------------
+ strex r1, r8, [r4]
+ strex r8, r2, [r4, #0]
+ strex r2, r12, [sp, #128]
+ strexb r5, r1, [r7]
+ strexh r9, r7, [r12]
+ strexd r9, r3, r6, [r4]
+
+@ CHECK: strex r1, r8, [r4] @ encoding: [0x44,0xe8,0x00,0x81]
+@ CHECK: strex r8, r2, [r4] @ encoding: [0x44,0xe8,0x00,0x28]
+@ CHECK: strex r2, r12, [sp, #128] @ encoding: [0x4d,0xe8,0x20,0xc2]
+@ CHECK: strexb r5, r1, [r7] @ encoding: [0xc7,0xe8,0x45,0x1f]
+@ CHECK: strexh r9, r7, [r12] @ encoding: [0xcc,0xe8,0x59,0x7f]
+@ CHECK: strexd r9, r3, r6, [r4] @ encoding: [0xc4,0xe8,0x79,0x36]
+
+
+@------------------------------------------------------------------------------
@ STRH(immediate)
@------------------------------------------------------------------------------
strh r5, [r5, #-4]