memcopy_norestrict.s

    .file   "test.c"
    .text
    .p2align 4,,15
.globl _memcopy
    .def    _memcopy;   .scl    2;  .type   32; .endef
_memcopy:
    pushl   %ebp
    movl    %esp, %ebp
    pushl   %edi
    pushl   %esi
    pushl   %ebx
    subl    $8, %esp
    movl    16(%ebp), %edx
    movl    8(%ebp), %eax
    movl    12(%ebp), %ebx
    testl   %edx, %edx
    je  L2
    movl    16(%ebp), %edx
    movl    16(%ebp), %esi
    decl    %edx
    shrl    $4, %esi
    movl    %edx, -16(%ebp)
    movl    %esi, %edi
    sall    $4, %edi
    testl   %edi, %edi
    je  L7
    cmpl    $15, 16(%ebp)
    leal    16(%ebx), %edx
    seta    -17(%ebp)
    cmpl    %edx, %eax
    leal    16(%eax), %edx
    seta    %cl
    cmpl    %edx, %ebx
    seta    %dl
    orl %edx, %ecx
    testb   %cl, -17(%ebp)
    je  L7
    xorl    %edx, %edx
    xorl    %ecx, %ecx
    .p2align 4,,10
L4:
    movdqu  (%ebx,%edx), %xmm0
    incl    %ecx
    movdqu  %xmm0, (%eax,%edx)
    addl    $16, %edx
    cmpl    %ecx, %esi
    ja  L4
    addl    %edi, %ebx
    subl    %edi, -16(%ebp)
    leal    (%eax,%edi), %esi
    cmpl    %edi, 16(%ebp)
    je  L5
L3:
    movl    -16(%ebp), %ecx
    xorl    %edx, %edx
    leal    1(%ecx), %edi
    .p2align 4,,10
L6:
    movzbl  (%ebx,%edx), %ecx
    movb    %cl, (%esi,%edx)
    incl    %edx
    cmpl    %edx, %edi
    jne L6
L5:
    addl    16(%ebp), %eax
L2:
    addl    $8, %esp
    popl    %ebx
    popl    %esi
    popl    %edi
    leave
    ret
L7:
    movl    %eax, %esi
    jmp L3