ArmPkg/Library/CompilerIntrinsicsLib/Arm/sourcery.S

   1 #------s------------------------------------------------------------------------
   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
  16        .text
  17        .align 2
  18        GCC_ASM_EXPORT(__aeabi_ulcmp)
  19
  20 ASM_PFX(__aeabi_ulcmp):
  21        stmfd   sp!, {r4, r5, r8}
  22        cmp     r3, r1
  23        mov     r8, r0
  24        mov     r9, r1
  25        mov     r4, r2
  26        mov     r5, r3
  27        bls     L16
  28 L2:
  29        mvn     r0, #0
  30 L1:
  31        ldmfd   sp!, {r4, r5, r8}
  32        bx      lr
  33 L16:
  34        beq     L17
  35 L4:
  36        cmp     r9, r5
  37        bhi     L7
  38        beq     L18
  39        cmp     r8, r4
  40 L14:
  41        cmpeq   r9, r5
  42        moveq   r0, #0
  43        beq     L1
  44        b       L1
  45 L18:
  46        cmp     r8, r4
  47        bls     L14
  48 L7:
  49        mov     r0, #1
  50        b       L1
  51 L17:
  52        cmp     r2, r0
  53        bhi     L2
  54        b       L4
  55