ArmPkg/Library/CompilerIntrinsicsLib/Arm/ucmpdi2.S

   1 #------------------------------------------------------------------------------
   2 #
   3 # Copyright (c) 2008 - 2010, Apple Inc. All rights reserved.<BR>
   4 #
   5 # This program and the accompanying materials
   6 # are licensed and made available under the terms and conditions of the BSD License
   7 # which accompanies this distribution.  The full text of the license may be found at
   8 # http://opensource.org/licenses/bsd-license.php
   9 #
  10 # THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  11 # WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  12 #
  13 #------------------------------------------------------------------------------
  14
  15         .text
  16         .align 2
  17         .globl ASM_PFX(__ucmpdi2)
  18   INTERWORK_FUNC(__ucmpdi2)
  19
  20 ASM_PFX(__ucmpdi2):
  21         stmfd   sp!, {r4, r5, r8, lr}
  22         cmp     r1, r3
  23         mov     r8, r0
  24         mov     r4, r2
  25         mov     r5, r3
  26         bcc     L2
  27         bhi     L4
  28         cmp     r0, r2
  29         bcc     L2
  30         movls   r0, #1
  31         bls     L8
  32         b       L4
  33 L2:
  34         mov     r0, #0
  35         b       L8
  36 L4:
  37         mov     r0, #2
  38 L8:
  39         ldmfd   sp!, {r4, r5, r8, pc}