Compare text

Find the difference between two text files

Real-time editor

Hide whitespace changes

Hide unchanged lines

Disable line wrap

Layout

Diff precision

Text styles

Syntax highlighting

Diffchecker Desktop The most secure way to run Diffchecker. Get the Diffchecker Desktop app: your diffs never leave your computer!Get Desktop

Untitled diff

Created 4 years agoDiff never expires

43 removals

Lines
Total
Removed

Characters
Total
Removed

To continue using this feature, upgrade to Diffchecker Pro View Pricing

122 lines

59 additions

Lines
Total
Added

Characters
Total
Added

To continue using this feature, upgrade to Diffchecker Pro View Pricing

138 lines

.text

.file ""

.globl foo # -- Begin function foo

.p2align 4, 0x90

.type foo,@function

foo: # @foo

.cfi_startproc

# %bb.0: # %entry

pushq %rbp

.cfi_def_cfa_offset 16

pushq %rbx

.cfi_def_cfa_offset 24

pushq %rax

.cfi_def_cfa_offset 32

.cfi_offset %rbx, -24

.cfi_offset %rbp, -16

movl $1, %eax

cmpl $1, %edi

je .LBB0_3

# %bb.1: # %lor.lhs.false

movl %edi, %ebx

testl %edi, %edi

je .LBB0_3

# %bb.2: # %if.else

leal -1(%rbx), %edi

callq foo

movl %eax, %ebp

addl $-2, %ebx

movl %ebx, %edi

callq foo

addl %ebp, %eax

.LBB0_3: # %return

addq $8, %rsp

.cfi_def_cfa_offset 24

popq %rbx

.cfi_def_cfa_offset 16

popq %rbp

.cfi_def_cfa_offset 8

retq

.Lfunc_end0:

.size foo, .Lfunc_end0-foo

.cfi_endproc

# -- End function

.globl main # -- Begin function main

.p2align 4, 0x90

.type main,@function

main: # @main

.cfi_startproc

# %bb.0: # %entry

pushq %rbp

.cfi_def_cfa_offset 16

pushq %r14

pushq %r15

.cfi_def_cfa_offset 24

pushq %rbx

pushq %r14

.cfi_def_cfa_offset 32

.cfi_offset %rbx, -32

pushq %r13

.cfi_offset %r14, -24

.cfi_def_cfa_offset 40

pushq %r12

.cfi_def_cfa_offset 48

pushq %rbx

.cfi_def_cfa_offset 56

pushq %rax

.cfi_def_cfa_offset 64

.cfi_offset %rbx, -56

.cfi_offset %r12, -48

.cfi_offset %r13, -40

.cfi_offset %r14, -32

.cfi_offset %r15, -24

.cfi_offset %rbp, -16

movl $50000, %r14d # imm = 0xC350

xorl %r13d, %r13d

xorl %ebx, %ebx

movl $50000, %r15d # imm = 0xC350

movl $9999, %ebp # imm = 0x270F

movl $9999, %r14d # imm = 0x270F

.p2align 4, 0x90

.LBB1_1: # %while.cond

# =>This Inner Loop Header: Depth=1

movl %ebp, %eax

movl %r14d, %eax

cltd

idivl %r14d

idivl %r15d

movl %edx, %r12d

movl %r13d, 4(%rsp) # 4-byte Spill

movslq %edx, %rdi

imulq $1717986919, %rdi, %rcx # imm = 0x66666667

imulq $1717986919, %rdi, %rbp # imm = 0x66666667

movq %rcx, %rdx

movq %rbp, %rbx

shrq $63, %rdx

shrq $63, %rbx

sarq $33, %rcx

sarq $33, %rbp

addl %edx, %ecx

leal (%rbx,%rbp), %ecx

leal (%rcx,%rcx,4), %ecx

subl %ecx, %edi

movl %eax, %ebp

movl %eax, %r14d

# kill: def $edi killed $edi killed $rdi

callq foo

cmpl $1, %r14d

movl %eax, %r13d

jne .LBB1_3

addl 4(%rsp), %r13d # 4-byte Folded Reload

# %bb.2: # in Loop: Header=BB1_1 Depth=1

cmpl $1, %r15d

movl $3, %ecx

je .LBB1_2

jmp .LBB1_4

# %bb.3: # %if.end

.p2align 4, 0x90

.LBB1_3: # %if.end

# in Loop: Header=BB1_1 Depth=1

imull %eax, %ebp

xorl %ecx, %ecx

.LBB1_4: # %cleanup

# in Loop: Header=BB1_1 Depth=1

addl %eax, %ebx

testl %ecx, %ecx

jne .LBB1_6

# %bb.5: # %cleanup.cont

# in Loop: Header=BB1_1 Depth=1

addl $-1, %r14d

addl %ebx, %ebp

leal (%rbp,%rbp,4), %eax

subl %eax, %r12d

movl %r12d, %edi

callq foo

imull %eax, %r14d

addl $-1, %r15d

jmp .LBB1_1

.LBB1_6: # %while.end

.LBB1_2: # %if.then

movl $.L.str, %edi

movl %ebx, %esi

movl %r13d, %esi

xorl %eax, %eax

callq printf

xorl %eax, %eax

addq $8, %rsp

.cfi_def_cfa_offset 56

popq %rbx

.cfi_def_cfa_offset 48

popq %r12

.cfi_def_cfa_offset 40

popq %r13

.cfi_def_cfa_offset 32

popq %r14

.cfi_def_cfa_offset 24

popq %r14

popq %r15

.cfi_def_cfa_offset 16

popq %rbp

.cfi_def_cfa_offset 8

retq

.Lfunc_end1:

.size main, .Lfunc_end1-main

.cfi_endproc

# -- End function

.type .L.str,@object # @.str

.section .rodata.str1.1,"aMS",@progbits,1

.L.str:

.asciz "%d\n"

.size .L.str, 4

.ident "clang version 14.0.0 (https://github.com/llvm/llvm-project edff0070a126d9a27263958dbb22133f4ed6526e)"

.section ".note.GNU-stack","",@progbits

Saved diffs

Original text

Open file

.text
	.file	""
	.globl	foo                             # -- Begin function foo
	.p2align	4, 0x90
	.type	foo,@function
foo:                                    # @foo
	.cfi_startproc
# %bb.0:                                # %entry
	pushq	%rbp
	.cfi_def_cfa_offset 16
	pushq	%rbx
	.cfi_def_cfa_offset 24
	pushq	%rax
	.cfi_def_cfa_offset 32
	.cfi_offset %rbx, -24
	.cfi_offset %rbp, -16
	movl	$1, %eax
	cmpl	$1, %edi
	je	.LBB0_3
# %bb.1:                                # %lor.lhs.false
	movl	%edi, %ebx
	testl	%edi, %edi
	je	.LBB0_3
# %bb.2:                                # %if.else
	leal	-1(%rbx), %edi
	callq	foo
	movl	%eax, %ebp
	addl	$-2, %ebx
	movl	%ebx, %edi
	callq	foo
	addl	%ebp, %eax
.LBB0_3:                                # %return
	addq	$8, %rsp
	.cfi_def_cfa_offset 24
	popq	%rbx
	.cfi_def_cfa_offset 16
	popq	%rbp
	.cfi_def_cfa_offset 8
	retq
.Lfunc_end0:
	.size	foo, .Lfunc_end0-foo
	.cfi_endproc
                                        # -- End function
	.globl	main                            # -- Begin function main
	.p2align	4, 0x90
	.type	main,@function
main:                                   # @main
	.cfi_startproc
# %bb.0:                                # %entry
	pushq	%rbp
	.cfi_def_cfa_offset 16
	pushq	%r14
	.cfi_def_cfa_offset 24
	pushq	%rbx
	.cfi_def_cfa_offset 32
	.cfi_offset %rbx, -32
	.cfi_offset %r14, -24
	.cfi_offset %rbp, -16
	movl	$50000, %r14d                   # imm = 0xC350
	xorl	%ebx, %ebx
	movl	$9999, %ebp                     # imm = 0x270F
	.p2align	4, 0x90
.LBB1_1:                                # %while.cond
                                        # =>This Inner Loop Header: Depth=1
	movl	%ebp, %eax
	cltd
	idivl	%r14d
	movslq	%edx, %rdi
	imulq	$1717986919, %rdi, %rcx         # imm = 0x66666667
	movq	%rcx, %rdx
	shrq	$63, %rdx
	sarq	$33, %rcx
	addl	%edx, %ecx
	leal	(%rcx,%rcx,4), %ecx
	subl	%ecx, %edi
	movl	%eax, %ebp
                                        # kill: def $edi killed $edi killed $rdi
	callq	foo
	cmpl	$1, %r14d
	jne	.LBB1_3
# %bb.2:                                #   in Loop: Header=BB1_1 Depth=1
	movl	$3, %ecx
	jmp	.LBB1_4
	.p2align	4, 0x90
.LBB1_3:                                # %if.end
                                        #   in Loop: Header=BB1_1 Depth=1
	imull	%eax, %ebp
	xorl	%ecx, %ecx
.LBB1_4:                                # %cleanup
                                        #   in Loop: Header=BB1_1 Depth=1
	addl	%eax, %ebx
	testl	%ecx, %ecx
	jne	.LBB1_6
# %bb.5:                                # %cleanup.cont
                                        #   in Loop: Header=BB1_1 Depth=1
	addl	$-1, %r14d
	jmp	.LBB1_1
.LBB1_6:                                # %while.end
	movl	$.L.str, %edi
	movl	%ebx, %esi
	xorl	%eax, %eax
	callq	printf
	xorl	%eax, %eax
	popq	%rbx
	.cfi_def_cfa_offset 24
	popq	%r14
	.cfi_def_cfa_offset 16
	popq	%rbp
	.cfi_def_cfa_offset 8
	retq
.Lfunc_end1:
	.size	main, .Lfunc_end1-main
	.cfi_endproc
                                        # -- End function
	.type	.L.str,@object                  # @.str
	.section	.rodata.str1.1,"aMS",@progbits,1
.L.str:
	.asciz	"%d\n"
	.size	.L.str, 4

.ident	"clang version 14.0.0 (https://github.com/llvm/llvm-project edff0070a126d9a27263958dbb22133f4ed6526e)"
	.section	".note.GNU-stack","",@progbits

Changed text

Open file

.text
	.file	""
	.globl	foo                             # -- Begin function foo
	.p2align	4, 0x90
	.type	foo,@function
foo:                                    # @foo
	.cfi_startproc
# %bb.0:                                # %entry
	pushq	%rbp
	.cfi_def_cfa_offset 16
	pushq	%rbx
	.cfi_def_cfa_offset 24
	pushq	%rax
	.cfi_def_cfa_offset 32
	.cfi_offset %rbx, -24
	.cfi_offset %rbp, -16
	movl	$1, %eax
	cmpl	$1, %edi
	je	.LBB0_3
# %bb.1:                                # %lor.lhs.false
	movl	%edi, %ebx
	testl	%edi, %edi
	je	.LBB0_3
# %bb.2:                                # %if.else
	leal	-1(%rbx), %edi
	callq	foo
	movl	%eax, %ebp
	addl	$-2, %ebx
	movl	%ebx, %edi
	callq	foo
	addl	%ebp, %eax
.LBB0_3:                                # %return
	addq	$8, %rsp
	.cfi_def_cfa_offset 24
	popq	%rbx
	.cfi_def_cfa_offset 16
	popq	%rbp
	.cfi_def_cfa_offset 8
	retq
.Lfunc_end0:
	.size	foo, .Lfunc_end0-foo
	.cfi_endproc
                                        # -- End function
	.globl	main                            # -- Begin function main
	.p2align	4, 0x90
	.type	main,@function
main:                                   # @main
	.cfi_startproc
# %bb.0:                                # %entry
	pushq	%rbp
	.cfi_def_cfa_offset 16
	pushq	%r15
	.cfi_def_cfa_offset 24
	pushq	%r14
	.cfi_def_cfa_offset 32
	pushq	%r13
	.cfi_def_cfa_offset 40
	pushq	%r12
	.cfi_def_cfa_offset 48
	pushq	%rbx
	.cfi_def_cfa_offset 56
	pushq	%rax
	.cfi_def_cfa_offset 64
	.cfi_offset %rbx, -56
	.cfi_offset %r12, -48
	.cfi_offset %r13, -40
	.cfi_offset %r14, -32
	.cfi_offset %r15, -24
	.cfi_offset %rbp, -16
	xorl	%r13d, %r13d
	movl	$50000, %r15d                   # imm = 0xC350
	movl	$9999, %r14d                    # imm = 0x270F
	.p2align	4, 0x90
.LBB1_1:                                # %while.cond
                                        # =>This Inner Loop Header: Depth=1
	movl	%r14d, %eax
	cltd
	idivl	%r15d
	movl	%edx, %r12d
	movl	%r13d, 4(%rsp)                  # 4-byte Spill
	movslq	%edx, %rdi
	imulq	$1717986919, %rdi, %rbp         # imm = 0x66666667
	movq	%rbp, %rbx
	shrq	$63, %rbx
	sarq	$33, %rbp
	leal	(%rbx,%rbp), %ecx
	leal	(%rcx,%rcx,4), %ecx
	subl	%ecx, %edi
	movl	%eax, %r14d
                                        # kill: def $edi killed $edi killed $rdi
	callq	foo
	movl	%eax, %r13d
	addl	4(%rsp), %r13d                  # 4-byte Folded Reload
	cmpl	$1, %r15d
	je	.LBB1_2
# %bb.3:                                # %if.end
                                        #   in Loop: Header=BB1_1 Depth=1
	addl	%ebx, %ebp
	leal	(%rbp,%rbp,4), %eax
	subl	%eax, %r12d
	movl	%r12d, %edi
	callq	foo
	imull	%eax, %r14d
	addl	$-1, %r15d
	jmp	.LBB1_1
.LBB1_2:                                # %if.then
	movl	$.L.str, %edi
	movl	%r13d, %esi
	xorl	%eax, %eax
	callq	printf
	xorl	%eax, %eax
	addq	$8, %rsp
	.cfi_def_cfa_offset 56
	popq	%rbx
	.cfi_def_cfa_offset 48
	popq	%r12
	.cfi_def_cfa_offset 40
	popq	%r13
	.cfi_def_cfa_offset 32
	popq	%r14
	.cfi_def_cfa_offset 24
	popq	%r15
	.cfi_def_cfa_offset 16
	popq	%rbp
	.cfi_def_cfa_offset 8
	retq
.Lfunc_end1:
	.size	main, .Lfunc_end1-main
	.cfi_endproc
                                        # -- End function
	.type	.L.str,@object                  # @.str
	.section	.rodata.str1.1,"aMS",@progbits,1
.L.str:
	.asciz	"%d\n"
	.size	.L.str, 4

.ident	"clang version 14.0.0 (https://github.com/llvm/llvm-project edff0070a126d9a27263958dbb22133f4ed6526e)"
	.section	".note.GNU-stack","",@progbits