tests_lit/assembler/arm32/branch-mult-fwd.ll

; Test that we correctly fix multiple forward branches.

; Compile using standalone assembler.
; RUN: %p2i --filetype=asm -i %s --target=arm32 --args -Om1 \
; RUN:   | FileCheck %s --check-prefix=ASM

; Show bytes in assembled standalone code.
; RUN: %p2i --filetype=asm -i %s --target=arm32 --assemble --disassemble \
; RUN:   --args -Om1 | FileCheck %s --check-prefix=DIS

; Compile using integrated assembler.
; RUN: %p2i --filetype=iasm -i %s --target=arm32 --args -Om1 \
; RUN:   | FileCheck %s --check-prefix=IASM

; Show bytes in assembled integrated code.
; RUN: %p2i --filetype=iasm -i %s --target=arm32 --assemble --disassemble \
; RUN:   --args -Om1 | FileCheck %s --check-prefix=DIS

; REQUIRES: allow_dump

define internal void @mult_fwd_branches(i32 %a, i32 %b) {
; ASM-LABEL:mult_fwd_branches:
; ASM-LABEL:.Lmult_fwd_branches$__0:

; ASM-NEXT:	sub	sp, sp, #12
; ASM-NEXT:	str	r0, [sp, #8]
; ASM-NEXT:	str	r1, [sp, #4]

; DIS-LABEL:00000000 <mult_fwd_branches>:

; DIS-NEXT:   0:	e24dd00c
; DIS-NEXT:   4:	e58d0008
; DIS-NEXT:   8:	e58d1004

; IASM-LABEL:mult_fwd_branches:
; IASM-LABEL:.Lmult_fwd_branches$__0:

; IASM-NEXT:	.byte 0xc
; IASM-NEXT:	.byte 0xd0
; IASM-NEXT:	.byte 0x4d
; IASM-NEXT:	.byte 0xe2

; IASM-NEXT:	.byte 0x8
; IASM-NEXT:	.byte 0x0
; IASM-NEXT:	.byte 0x8d
; IASM-NEXT:	.byte 0xe5

; IASM-NEXT:	.byte 0x4
; IASM-NEXT:	.byte 0x10
; IASM-NEXT:	.byte 0x8d
; IASM-NEXT:	.byte 0xe5

  %cmp = icmp slt i32 %a, %b

; ASM-NEXT:	ldr	r0, [sp, #8]
; ASM-NEXT:	mov	r1, #0
; ASM-NEXT:	ldr	r2, [sp, #4]
; ASM-NEXT:	cmp	r0, r2
; ASM-NEXT:	movlt	r1, #1
; ASM-NEXT:	str	r1, [sp]

; DIS-NEXT:   c:	e59d0008
; DIS-NEXT:  10:	e3a01000
; DIS-NEXT:  14:	e59d2004
; DIS-NEXT:  18:	e1500002
; DIS-NEXT:  1c:	b3a01001
; DIS-NEXT:  20:	e58d1000

; IASM-NEXT:	.byte 0x8
; IASM-NEXT:	.byte 0x0
; IASM-NEXT:	.byte 0x9d
; IASM-NEXT:	.byte 0xe5

; IASM-NEXT:	mov	r1, #0

; IASM-NEXT:	.byte 0x4
; IASM-NEXT:	.byte 0x20
; IASM-NEXT:	.byte 0x9d
; IASM-NEXT:	.byte 0xe5

; IASM-NEXT:	cmp	r0, r2
; IASM-NEXT:	movlt	r1, #1

; IASM-NEXT:	.byte 0x0
; IASM-NEXT:	.byte 0x10
; IASM-NEXT:	.byte 0x8d
; IASM-NEXT:	.byte 0xe5

  br i1 %cmp, label %then, label %else

; ASM-NEXT:	ldr	r0, [sp]
; ASM-NEXT:	uxtb	r0, r0
; ASM-NEXT:	cmp	r0, #0
; ASM-NEXT:	bne	.Lmult_fwd_branches$then
; ASM-NEXT:	b	.Lmult_fwd_branches$else

; DIS-NEXT:  24:	e59d0000
; DIS-NEXT:  28:	e6ef0070
; DIS-NEXT:  2c:	e3500000
; DIS-NEXT:  30:	1a000000
; DIS-NEXT:  34:	ea000000

; IASM-NEXT:	ldr	r0, [sp]
; IASM-NEXT:	uxtb	r0, r0
; IASM-NEXT:	cmp	r0, #0

; IASM-NEXT:	.byte 0x0
; IASM-NEXT:	.byte 0x0
; IASM-NEXT:	.byte 0x0
; IASM-NEXT:	.byte 0x1a

; IASM-NEXT:	.byte 0x0
; IASM-NEXT:	.byte 0x0
; IASM-NEXT:	.byte 0x0
; IASM-NEXT:	.byte 0xea

then:
; ASM-LABEL:.Lmult_fwd_branches$then:
; IASM-LABEL:.Lmult_fwd_branches$then:

  br label %end
; ASM-NEXT:	b	.Lmult_fwd_branches$end

; DIS-NEXT:  38:	ea000000

; IASM-NEXT:	.byte 0x0
; IASM-NEXT:	.byte 0x0
; IASM-NEXT:	.byte 0x0
; IASM-NEXT:	.byte 0xea

else:
; ASM-LABEL:.Lmult_fwd_branches$else:
; IASM-LABEL:.Lmult_fwd_branches$else:

  br label %end
; ASM-NEXT:	b	.Lmult_fwd_branches$end

; DIS-NEXT:  3c:	eaffffff

; IASM-NEXT:	.byte 0xff
; IASM-NEXT:	.byte 0xff
; IASM-NEXT:	.byte 0xff
; IASM-NEXT:	.byte 0xea


end:
; ASM-LABEL:.Lmult_fwd_branches$end:
; IASM-LABEL: .Lmult_fwd_branches$end:

  ret void

; ASM-NEXT:	add	sp, sp, #12
; ASM-NEXT:	bx	lr

; DIS-NEXT:  40:	e28dd00c
; DIS-NEXT:  44:	e12fff1e

; IASM-NEXT:	.byte 0xc
; IASM-NEXT:	.byte 0xd0
; IASM-NEXT:	.byte 0x8d
; IASM-NEXT:	.byte 0xe2

; IASM-NEXT:	.byte 0x1e
; IASM-NEXT:	.byte 0xff
; IASM-NEXT:	.byte 0x2f
; IASM-NEXT:	.byte 0xe1

}