Add hybrid assembler concept to ARM assembler.

tests_lit/assembler/arm32/mov-imm.ll

 ; Show that we know how to translate move (immediate) ARM instruction.
 
 ; REQUIRES: allow_dump
 
-; RUN: %p2i --filetype=asm -i %s --target=arm32 \
+; Compile using standalone assembler.
+; RUN: %p2i --filetype=asm -i %s --target=arm32 --args -O2 \
 ; RUN:   | FileCheck %s --check-prefix=ASM
-; RUN: %p2i --filetype=iasm -i %s --target=arm32 \
+
+; Show bytes in assembled standalone code.
+; RUN: %p2i --filetype=asm -i %s --target=arm32 --assemble --disassemble \
+; RUN:   --args -O2 | FileCheck %s --check-prefix=DIS
+
+; Compile using integrated assembler.
+; RUN: %p2i --filetype=iasm -i %s --target=arm32 --args -O2 \
 ; RUN:   | FileCheck %s --check-prefix=IASM
 
+; Show bytes in assembled integrated code.
+; RUN: %p2i --filetype=iasm -i %s --target=arm32 --assemble --disassemble \
+; RUN:   --args -O2 | FileCheck %s --check-prefix=DIS
+
 define internal i32 @Imm1() {
   ret i32 1
 }
 
 ; ASM-LABEL: Imm1:
-; ASM: mov      r0, #1
+; ASM: mov      r0, #1
+
+; DIS-LABEL:00000000 <Imm1>:
+; DIS-NEXT:   0:        e3a00001
+
 ; IASM-LABEL: Imm1:
-; IASM: .byte 0x1
-; IASM: .byte 0x0
-; IASM: .byte 0xa0
-; IASM: .byte 0xe3
+; IASM: .byte 0x1
+; IASM: .byte 0x0
+; IASM: .byte 0xa0
+; IASM: .byte 0xe3
 
 
 define internal i32 @rotateFImmAA() {
   ; immediate = 0x000002a8 = b 0000 0000 0000 0000 0000 0010 1010 1000
   ret i32 680 
 }
 
 ; ASM-LABEL: rotateFImmAA:
-; ASM: mov      r0, #680
+; ASM: mov      r0, #680
+
+; DIS-LABEL:00000010 <rotateFImmAA>:
+; DIS-NEXT:  10:        e3a00faa
 
 ; IASM-LABEL: rotateFImmAA:
-; IASM: .byte 0xaa
-; IASM: .byte 0xf
-; IASM: .byte 0xa0
-; IASM: .byte 0xe3
+; IASM: .byte 0xaa
+; IASM: .byte 0xf
+; IASM: .byte 0xa0
+; IASM: .byte 0xe3
 
 define internal i32 @rotateEImmAA() {
  ; immediate = 0x00000aa0 = b 0000 0000 0000 0000 0000 1010 1010 0000
   ret i32 2720
 }
 
 ; ASM-LABEL: rotateEImmAA:
-; ASM: mov      r0, #2720
+; ASM: mov      r0, #2720
+
+; DIS-LABEL:00000020 <rotateEImmAA>:
+; DIS-NEXT:  20:        e3a00eaa
 
 ; IASM-LABEL: rotateEImmAA:
-; IASM: .byte 0xaa
-; IASM: .byte 0xe
-; IASM: .byte 0xa0
-; IASM: .byte 0xe3
+; IASM: .byte 0xaa
+; IASM: .byte 0xe
+; IASM: .byte 0xa0
+; IASM: .byte 0xe3
 
 define internal i32 @rotateDImmAA() {
   ; immediate = 0x00002a80 = b 0000 0000 0000 0000 0010 1010 1000 0000
   ret i32 10880 
 }
 
 ; ASM-LABEL: rotateDImmAA:
-; ASM: mov      r0, #10880
+; ASM: mov      r0, #10880
+
+; DIS-LABEL:00000030 <rotateDImmAA>:
+; DIS-NEXT:  30:        e3a00daa
 
 ; IASM-LABEL: rotateDImmAA:
-; IASM: .byte 0xaa
-; IASM: .byte 0xd
-; IASM: .byte 0xa0
-; IASM: .byte 0xe3
+; IASM: .byte 0xaa
+; IASM: .byte 0xd
+; IASM: .byte 0xa0
+; IASM: .byte 0xe3
 
 define internal i32 @rotateCImmAA() {
   ; immediate = 0x0000aa00 = b 0000 0000 0000 0000 1010 1010 0000 0000
   ret i32 43520 
 }
 
 ; ASM-LABEL: rotateCImmAA:
-; ASM: mov      r0, #43520
+; ASM: mov      r0, #43520
+
+; DIS-LABEL:00000040 <rotateCImmAA>:
+; DIS-NEXT:  40:        e3a00caa
 
 ; IASM-LABEL: rotateCImmAA:
-; IASM: .byte 0xaa
-; IASM: .byte 0xc
-; IASM: .byte 0xa0
-; IASM: .byte 0xe3
+; IASM: .byte 0xaa
+; IASM: .byte 0xc
+; IASM: .byte 0xa0
+; IASM: .byte 0xe3
 
 define internal i32 @rotateBImmAA() {
   ; immediate = 0x0002a800 = b 0000 0000 0000 0010 1010 1000 0000 0000
   ret i32 174080 
 }
 
 ; ASM-LABEL: rotateBImmAA:
-; ASM: mov      r0, #174080
+; ASM: mov      r0, #174080
+
+; DIS-LABEL:00000050 <rotateBImmAA>:
+; DIS-NEXT:  50:        e3a00baa
 
 ; IASM-LABEL: rotateBImmAA:
-; IASM: .byte 0xaa
-; IASM: .byte 0xb
-; IASM: .byte 0xa0
-; IASM: .byte 0xe3
+; IASM: .byte 0xaa
+; IASM: .byte 0xb
+; IASM: .byte 0xa0
+; IASM: .byte 0xe3
 
 define internal i32 @rotateAImmAA() {
   ; immediate = 0x000aa000 = b 0000 0000 0000 1010 1010 0000 0000 0000
   ret i32 696320 
 }
 
 ; ASM-LABEL: rotateAImmAA:
-; ASM: mov      r0, #696320
+; ASM: mov      r0, #696320
+
+; DIS-LABEL:00000060 <rotateAImmAA>:
+; DIS-NEXT:  60:        e3a00aaa
 
 ; IASM-LABEL: rotateAImmAA:
-; IASM: .byte 0xaa
-; IASM: .byte 0xa
-; IASM: .byte 0xa0
-; IASM: .byte 0xe3
+; IASM: .byte 0xaa
+; IASM: .byte 0xa
+; IASM: .byte 0xa0
+; IASM: .byte 0xe3
 
 define internal i32 @rotate9ImmAA() {
   ; immediate = 0x002a8000 = b 0000 0000 0010 1010 1000 0000 0000 0000
   ret i32 2785280
 }
 
 ; ASM-LABEL: rotate9ImmAA:
-; ASM: mov      r0, #2785280
+; ASM: mov      r0, #2785280
+
+; DIS-LABEL:00000070 <rotate9ImmAA>:
+; DIS-NEXT:  70:        e3a009aa
 
 ; IASM-LABEL: rotate9ImmAA:
-; IASM: .byte 0xaa
-; IASM: .byte 0x9
-; IASM: .byte 0xa0
-; IASM: .byte 0xe3
+; IASM: .byte 0xaa
+; IASM: .byte 0x9
+; IASM: .byte 0xa0
+; IASM: .byte 0xe3
 
 define internal i32 @rotate8ImmAA() {
   ; immediate = 0x00aa0000 = b 0000 0000 1010 1010 0000 0000 0000 0000
   ret i32 11141120
 }
 
 ; ASM-LABEL: rotate8ImmAA:
-; ASM: mov      r0, #11141120
+; ASM: mov      r0, #11141120
+
+; DIS-LABEL:00000080 <rotate8ImmAA>:
+; DIS-NEXT:  80:        e3a008aa
 
 ; IASM-LABEL: rotate8ImmAA:
-; IASM: .byte 0xaa
-; IASM: .byte 0x8
-; IASM: .byte 0xa0
-; IASM: .byte 0xe3
+; IASM: .byte 0xaa
+; IASM: .byte 0x8
+; IASM: .byte 0xa0
+; IASM: .byte 0xe3
 
 define internal i32 @rotate7ImmAA() {
   ; immediate = 0x02a80000 = b 0000 0010 1010 1000 0000 0000 0000 0000
   ret i32 44564480
 }
 
 ; ASM-LABEL: rotate7ImmAA:
-; ASM:  mov     r0, #44564480
+; ASM:  mov     r0, #44564480
+
+; DIS-LABEL:00000090 <rotate7ImmAA>:
+; DIS-NEXT:  90:        e3a007aa
 
 ; IASM-LABEL: rotate7ImmAA:
-; IASM: .byte 0xaa
-; IASM: .byte 0x7
-; IASM: .byte 0xa0
-; IASM: .byte 0xe3
+; IASM: .byte 0xaa
+; IASM: .byte 0x7
+; IASM: .byte 0xa0
+; IASM: .byte 0xe3
 
 define internal i32 @rotate6ImmAA() {
   ; immediate = 0x0aa00000 = b 0000 1010 1010 0000 0000 0000 0000 0000
   ret i32 178257920
 }
 
 ; ASM-LABEL: rotate6ImmAA:
-; ASM:  mov     r0, #178257920
+; ASM:  mov     r0, #178257920
+
+; DIS-LABEL:000000a0 <rotate6ImmAA>:
+; DIS-NEXT:  a0:        e3a006aa
 
 ; IASM-LABEL: rotate6ImmAA:
-; IASM: .byte 0xaa
-; IASM: .byte 0x6
-; IASM: .byte 0xa0
-; IASM: .byte 0xe3
+; IASM: .byte 0xaa
+; IASM: .byte 0x6
+; IASM: .byte 0xa0
+; IASM: .byte 0xe3
 
 define internal i32 @rotate5ImmAA() {
   ; immediate = 0x2a800000 = b 0010 1010 1000 0000 0000 0000 0000 0000
   ret i32 713031680
 }
 
 ; ASM-LABEL: rotate5ImmAA:
-; ASM:  mov     r0, #713031680
+; ASM:  mov     r0, #713031680
+
+; DIS-LABEL:000000b0 <rotate5ImmAA>:
+; DIS-NEXT:  b0:        e3a005aa
 
 ; IASM-LABEL: rotate5ImmAA:
-; IASM: .byte 0xaa
-; IASM: .byte 0x5
-; IASM: .byte 0xa0
-; IASM: .byte 0xe3
+; IASM: .byte 0xaa
+; IASM: .byte 0x5
+; IASM: .byte 0xa0
+; IASM: .byte 0xe3
 
 define internal i32 @rotate4ImmAA() {
   ; immediate = 0xaa000000 = b 1010 1010 0000 0000 0000 0000 0000 0000
   ret i32 2852126720
 }
 
 ; ASM-LABEL: rotate4ImmAA:
-; ASM: mov      r0, #2852126720
+; ASM: mov      r0, #2852126720
+
+; DIS-LABEL:000000c0 <rotate4ImmAA>:
+; DIS-NEXT:  c0:        e3a004aa
 
 ; IASM-LABEL: rotate4ImmAA:
-; IASM: .byte 0xaa
-; IASM: .byte 0x4
-; IASM: .byte 0xa0
-; IASM: .byte 0xe3
+; IASM: .byte 0xaa
+; IASM: .byte 0x4
+; IASM: .byte 0xa0
+; IASM: .byte 0xe3
 
 define internal i32 @rotate3ImmAA() {
   ; immediate = 0xa8000002 = b 1010 1000 0000 0000 0000 0000 0000 0010
   ret i32 2818572290
 }
 
 ; ASM-LABEL: rotate3ImmAA:
-; ASM: mov      r0, #2818572290
+; ASM: mov      r0, #2818572290
+
+; DIS-LABEL:000000d0 <rotate3ImmAA>:
+; DIS-NEXT:  d0:        e3a003aa
 
 ; IASM-LABEL: rotate3ImmAA:
-; IASM: .byte 0xaa
-; IASM: .byte 0x3
-; IASM: .byte 0xa0
-; IASM: .byte 0xe3
+; IASM: .byte 0xaa
+; IASM: .byte 0x3
+; IASM: .byte 0xa0
+; IASM: .byte 0xe3
 
 define internal i32 @rotate2ImmAA() {
   ; immediate = 0xa000000a = b 1010 0000 0000 0000 0000 0000 0000 1010
   ret i32 2684354570
 }
 
 ; ASM-LABEL: rotate2ImmAA:
-; ASM:  mov     r0, #2684354570
+; ASM:  mov     r0, #2684354570
+
+; DIS-LABEL:000000e0 <rotate2ImmAA>:
+; DIS-NEXT:  e0:        e3a002aa
 
 ; IASM-LABEL: rotate2ImmAA:
-; IASM: .byte 0xaa
-; IASM: .byte 0x2
-; IASM: .byte 0xa0
-; IASM: .byte 0xe3
+; IASM: .byte 0xaa
+; IASM: .byte 0x2
+; IASM: .byte 0xa0
+; IASM: .byte 0xe3
 
 define internal i32 @rotate1ImmAA() {
   ; immediate = 0x8000002a = b 1000 1000 0000 0000 0000 0000 0010 1010
   ret i32 2147483690
 }
 
 ; ASM-LABEL: rotate1ImmAA:
-; ASM: mov      r0, #2147483690
+; ASM: mov      r0, #2147483690
+
+; DIS-LABEL:000000f0 <rotate1ImmAA>:
+; DIS-NEXT:  f0:        e3a001aa
 
 ; IASM-LABEL: rotate1ImmAA:
-; IASM: .byte 0xaa
-; IASM: .byte 0x1
-; IASM: .byte 0xa0
-; IASM: .byte 0xe3
+; IASM: .byte 0xaa
+; IASM: .byte 0x1
+; IASM: .byte 0xa0
+; IASM: .byte 0xe3
 
 define internal i32 @rotate0ImmAA() {
   ; immediate = 0x000000aa = b 0000 0000 0000 0000 0000 0000 1010 1010
   ret i32 170
 }
 
 ; ASM-LABEL: rotate0ImmAA:
-; ASM: mov      r0, #170
+; ASM: mov      r0, #170
+
+; DIS-LABEL:00000100 <rotate0ImmAA>:
+; DIS-NEXT: 100:        e3a000aa
 
 ; IASM-LABEL: rotate0ImmAA:
-; IASM: .byte 0xaa
-; IASM: .byte 0x0
-; IASM: .byte 0xa0
-; IASM: .byte 0xe3
+; IASM: .byte 0xaa
+; IASM: .byte 0x0
+; IASM: .byte 0xa0
+; IASM: .byte 0xe3