[mirror_edk2.git] / ArmPkg / Library / CompilerIntrinsicsLib / Arm / divsi3.S

#------------------------------------------------------------------------------ \r
#\r
# Copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>\r
#\r
# This program and the accompanying materials\r
# are licensed and made available under the terms and conditions of the BSD License\r
# which accompanies this distribution.  The full text of the license may be found at\r
# http://opensource.org/licenses/bsd-license.php\r
#\r
# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
#\r
#------------------------------------------------------------------------------\r
\r
  .text\r
  .align 2\r
  GCC_ASM_EXPORT(__divsi3)\r
  \r
ASM_PFX(__divsi3):\r
  eor  r3, r0, r0, asr #31\r
  eor  r2, r1, r1, asr #31\r
  stmfd  sp!, {r4, r5, r7, lr}\r
  mov  r5, r0, asr #31\r
  add  r7, sp, #8\r
  mov  r4, r1, asr #31\r
  sub  r0, r3, r0, asr #31\r
  sub  r1, r2, r1, asr #31\r
  bl  ASM_PFX(__udivsi3)\r
  eor  r1, r5, r4\r
  eor  r0, r0, r1\r
  rsb  r0, r1, r0\r
  ldmfd  sp!, {r4, r5, r7, pc}\r
Commit	Line	Data
1e57a462	1	#------------------------------------------------------------------------------ \r
	2	#\r
	3	# Copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>\r
	4	#\r
	5	# This program and the accompanying materials\r
	6	# are licensed and made available under the terms and conditions of the BSD License\r
	7	# which accompanies this distribution. The full text of the license may be found at\r
	8	# http://opensource.org/licenses/bsd-license.php\r
	9	#\r
	10	# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
	11	# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
	12	#\r
	13	#------------------------------------------------------------------------------\r
	14	\r
	15	.text\r
	16	.align 2\r
	17	GCC_ASM_EXPORT(__divsi3)\r
	18	\r
	19	ASM_PFX(__divsi3):\r
	20	eor r3, r0, r0, asr #31\r
	21	eor r2, r1, r1, asr #31\r
	22	stmfd sp!, {r4, r5, r7, lr}\r
	23	mov r5, r0, asr #31\r
	24	add r7, sp, #8\r
	25	mov r4, r1, asr #31\r
	26	sub r0, r3, r0, asr #31\r
	27	sub r1, r2, r1, asr #31\r
	28	bl ASM_PFX(__udivsi3)\r
	29	eor r1, r5, r4\r
	30	eor r0, r0, r1\r
	31	rsb r0, r1, r0\r
	32	ldmfd sp!, {r4, r5, r7, pc}\r