Encode the 32-bit wide Thumb (and Thumb2) instructions with the high order
halfword being emitted to the stream first. rdar://8728174

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120848 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/MC/ARM/neont2-mul-encoding.s b/test/MC/ARM/neont2-mul-encoding.s
index 4e33beb..7f11973 100644
--- a/test/MC/ARM/neont2-mul-encoding.s
+++ b/test/MC/ARM/neont2-mul-encoding.s
@@ -2,57 +2,57 @@
 
 .code 16
 
-@ CHECK: vmul.i8	d16, d16, d17           @ encoding: [0xb1,0x09,0x40,0xef]
+@ CHECK: vmul.i8	d16, d16, d17           @ encoding: [0x40,0xef,0xb1,0x09]
 	vmul.i8	d16, d16, d17
-@ CHECK: vmul.i16	d16, d16, d17   @ encoding: [0xb1,0x09,0x50,0xef]
+@ CHECK: vmul.i16	d16, d16, d17   @ encoding: [0x50,0xef,0xb1,0x09]
 	vmul.i16	d16, d16, d17
-@ CHECK: vmul.i32	d16, d16, d17   @ encoding: [0xb1,0x09,0x60,0xef]
+@ CHECK: vmul.i32	d16, d16, d17   @ encoding: [0x60,0xef,0xb1,0x09]
 	vmul.i32	d16, d16, d17
-@ CHECK: vmul.f32	d16, d16, d17   @ encoding: [0xb1,0x0d,0x40,0xff]
+@ CHECK: vmul.f32	d16, d16, d17   @ encoding: [0x40,0xff,0xb1,0x0d]
 	vmul.f32	d16, d16, d17
-@ CHECK: vmul.i8	q8, q8, q9              @ encoding: [0xf2,0x09,0x40,0xef]
+@ CHECK: vmul.i8	q8, q8, q9              @ encoding: [0x40,0xef,0xf2,0x09]
 	vmul.i8	q8, q8, q9
-@ CHECK: vmul.i16	q8, q8, q9      @ encoding: [0xf2,0x09,0x50,0xef]
+@ CHECK: vmul.i16	q8, q8, q9      @ encoding: [0x50,0xef,0xf2,0x09]
 	vmul.i16	q8, q8, q9
-@ CHECK: vmul.i32	q8, q8, q9      @ encoding: [0xf2,0x09,0x60,0xef]
+@ CHECK: vmul.i32	q8, q8, q9      @ encoding: [0x60,0xef,0xf2,0x09]
 	vmul.i32	q8, q8, q9
-@ CHECK: vmul.f32	q8, q8, q9      @ encoding: [0xf2,0x0d,0x40,0xff]
+@ CHECK: vmul.f32	q8, q8, q9      @ encoding: [0x40,0xff,0xf2,0x0d]
 	vmul.f32	q8, q8, q9
-@ CHECK: vmul.p8	d16, d16, d17           @ encoding: [0xb1,0x09,0x40,0xff]
+@ CHECK: vmul.p8	d16, d16, d17           @ encoding: [0x40,0xff,0xb1,0x09]
 	vmul.p8	d16, d16, d17
-@ CHECK: vmul.p8	q8, q8, q9              @ encoding: [0xf2,0x09,0x40,0xff]
+@ CHECK: vmul.p8	q8, q8, q9              @ encoding: [0x40,0xff,0xf2,0x09]
 	vmul.p8	q8, q8, q9
-@ CHECK: vqdmulh.s16	d16, d16, d17   @ encoding: [0xa1,0x0b,0x50,0xef]
+@ CHECK: vqdmulh.s16	d16, d16, d17   @ encoding: [0x50,0xef,0xa1,0x0b]
 	vqdmulh.s16	d16, d16, d17
-@ CHECK: vqdmulh.s32	d16, d16, d17   @ encoding: [0xa1,0x0b,0x60,0xef]
+@ CHECK: vqdmulh.s32	d16, d16, d17   @ encoding: [0x60,0xef,0xa1,0x0b]
 	vqdmulh.s32	d16, d16, d17
-@ CHECK: vqdmulh.s16	q8, q8, q9      @ encoding: [0xe2,0x0b,0x50,0xef]
+@ CHECK: vqdmulh.s16	q8, q8, q9      @ encoding: [0x50,0xef,0xe2,0x0b]
 	vqdmulh.s16	q8, q8, q9
-@ CHECK: vqdmulh.s32	q8, q8, q9      @ encoding: [0xe2,0x0b,0x60,0xef]
+@ CHECK: vqdmulh.s32	q8, q8, q9      @ encoding: [0x60,0xef,0xe2,0x0b]
 	vqdmulh.s32	q8, q8, q9
-@ CHECK: vqrdmulh.s16	d16, d16, d17   @ encoding: [0xa1,0x0b,0x50,0xff]
+@ CHECK: vqrdmulh.s16	d16, d16, d17   @ encoding: [0x50,0xff,0xa1,0x0b]
 	vqrdmulh.s16	d16, d16, d17
-@ CHECK: vqrdmulh.s32	d16, d16, d17   @ encoding: [0xa1,0x0b,0x60,0xff]
+@ CHECK: vqrdmulh.s32	d16, d16, d17   @ encoding: [0x60,0xff,0xa1,0x0b]
 	vqrdmulh.s32	d16, d16, d17
-@ CHECK: vqrdmulh.s16	q8, q8, q9      @ encoding: [0xe2,0x0b,0x50,0xff]
+@ CHECK: vqrdmulh.s16	q8, q8, q9      @ encoding: [0x50,0xff,0xe2,0x0b]
 	vqrdmulh.s16	q8, q8, q9
-@ CHECK: vqrdmulh.s32	q8, q8, q9      @ encoding: [0xe2,0x0b,0x60,0xff]
+@ CHECK: vqrdmulh.s32	q8, q8, q9      @ encoding: [0x60,0xff,0xe2,0x0b]
 	vqrdmulh.s32	q8, q8, q9
-@ CHECK: vmull.s8	q8, d16, d17    @ encoding: [0xa1,0x0c,0xc0,0xef]
+@ CHECK: vmull.s8	q8, d16, d17    @ encoding: [0xc0,0xef,0xa1,0x0c]
 	vmull.s8	q8, d16, d17
-@ CHECK: vmull.s16	q8, d16, d17    @ encoding: [0xa1,0x0c,0xd0,0xef]
+@ CHECK: vmull.s16	q8, d16, d17    @ encoding: [0xd0,0xef,0xa1,0x0c]
 	vmull.s16	q8, d16, d17
-@ CHECK: vmull.s32	q8, d16, d17    @ encoding: [0xa1,0x0c,0xe0,0xef]
+@ CHECK: vmull.s32	q8, d16, d17    @ encoding: [0xe0,0xef,0xa1,0x0c]
 	vmull.s32	q8, d16, d17
-@ CHECK: vmull.u8	q8, d16, d17    @ encoding: [0xa1,0x0c,0xc0,0xff]
+@ CHECK: vmull.u8	q8, d16, d17    @ encoding: [0xc0,0xff,0xa1,0x0c]
 	vmull.u8	q8, d16, d17
-@ CHECK: vmull.u16	q8, d16, d17    @ encoding: [0xa1,0x0c,0xd0,0xff]
+@ CHECK: vmull.u16	q8, d16, d17    @ encoding: [0xd0,0xff,0xa1,0x0c]
 	vmull.u16	q8, d16, d17
-@ CHECK: vmull.u32	q8, d16, d17    @ encoding: [0xa1,0x0c,0xe0,0xff]
+@ CHECK: vmull.u32	q8, d16, d17    @ encoding: [0xe0,0xff,0xa1,0x0c]
 	vmull.u32	q8, d16, d17
-@ CHECK: vmull.p8	q8, d16, d17    @ encoding: [0xa1,0x0e,0xc0,0xef]
+@ CHECK: vmull.p8	q8, d16, d17    @ encoding: [0xc0,0xef,0xa1,0x0e]
 	vmull.p8	q8, d16, d17
-@ CHECK: vqdmull.s16	q8, d16, d17    @ encoding: [0xa1,0x0d,0xd0,0xef]
+@ CHECK: vqdmull.s16	q8, d16, d17    @ encoding: [0xd0,0xef,0xa1,0x0d]
 	vqdmull.s16	q8, d16, d17
-@ CHECK: vqdmull.s32	q8, d16, d17    @ encoding: [0xa1,0x0d,0xe0,0xef]
+@ CHECK: vqdmull.s32	q8, d16, d17    @ encoding: [0xe0,0xef,0xa1,0x0d]
 	vqdmull.s32	q8, d16, d17