ArmPkg/Library/CompilerIntrinsicsLib/Arm/sourcery.S

   1 #------s------------------------------------------------------------------------
   2 #
   3 # Copyright (c) 2008 - 2010, Apple Inc. All rights reserved.<BR>
   4 #
   5 # SPDX-License-Identifier: BSD-2-Clause-Patent
   6 #
   7 #------------------------------------------------------------------------------
   8
   9
  10        .text
  11        .align 2
  12        GCC_ASM_EXPORT(__aeabi_ulcmp)
  13
  14 ASM_PFX(__aeabi_ulcmp):
  15        stmfd   sp!, {r4, r5, r8}
  16        cmp     r3, r1
  17        mov     r8, r0
  18        mov     r9, r1
  19        mov     r4, r2
  20        mov     r5, r3
  21        bls     L16
  22 L2:
  23        mvn     r0, #0
  24 L1:
  25        ldmfd   sp!, {r4, r5, r8}
  26        bx      lr
  27 L16:
  28        beq     L17
  29 L4:
  30        cmp     r9, r5
  31        bhi     L7
  32        beq     L18
  33        cmp     r8, r4
  34 L14:
  35        cmpeq   r9, r5
  36        moveq   r0, #0
  37        beq     L1
  38        b       L1
  39 L18:
  40        cmp     r8, r4
  41        bls     L14
  42 L7:
  43        mov     r0, #1
  44        b       L1
  45 L17:
  46        cmp     r2, r0
  47        bhi     L2
  48        b       L4
  49