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