ARM disassembler should flag (rGPRRegClassID, r13|r15) as an error.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@128913 91177308-0d34-0410-b5e6-96231b3b80d8

test/MC/Disassembler/ARM/thumb-printf.txt

@@ -26,7 +26,8 @@
 # CHECK-NEXT:	mov	r2, r5
 # CHECK-NEXT:	ldr	r3, [sp]
 # CHECK-NEXT:	bl	#-8390
-# CHECK-NEXT:	sub.w	sp, r7, #8
+# Data bytes (corresponds to an invalid instruction)
+# But not:	sub.w	sp, r7, #8
 # CHECK-NEXT:	pop.w	{r4, r5, r7, lr}
 # CHECK-NEXT:	add	sp, #16
 # CHECK-NEXT:	bx	lr
@@ -63,7 +64,7 @@
 0x2a	0x46
 0x00	0x9b
 0xfd	0xf7	0x9d	0xff
-0xa7	0xf1	0x08	0x0d
+# 0xa7	0xf1	0x08	0x0d
 0xbd	0xe8	0xb0	0x40
 0x04	0xb0
 0x70	0x47

test/MC/Disassembler/ARM/thumb-tests.txt

@@ -42,8 +42,8 @@
 # CHECK:	ldrd	r0, r1, [r7, #64]!
 0xf7 0xe9 0x10 0x01
 
-# CHECK:	lsls.w	r0, pc, #1
-0x5f 0xea 0x4f 0x00
+# CHECK:	lsls.w	r0, r5, #1
+0x5f 0xea 0x45 0x00
 
 # CHECK:	mov	r11, r7
 0xbb 0x46