[mirror_edk2.git] / ArmPkg / Library / CompilerIntrinsicsLib / Arm / ashldi3.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(__ashldi3)\r
  \r
ASM_PFX(__ashldi3):\r
  cmp  r2, #31\r
  bls  L2\r
  cmp  r2, #63\r
  subls  r2, r2, #32\r
  movls  r2, r0, asl r2\r
  movhi  r2, #0\r
  mov  r1, r2\r
  mov  r0, #0\r
  bx  lr\r
L2:\r
  cmp  r2, #0\r
  rsbne  r3, r2, #32\r
  movne  r3, r0, lsr r3\r
  movne  r0, r0, asl r2\r
  orrne  r1, r3, r1, asl r2\r
  bx  lr\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(__ashldi3)\r
	18	\r
	19	ASM_PFX(__ashldi3):\r
	20	cmp r2, #31\r
	21	bls L2\r
	22	cmp r2, #63\r
	23	subls r2, r2, #32\r
	24	movls r2, r0, asl r2\r
	25	movhi r2, #0\r
	26	mov r1, r2\r
	27	mov r0, #0\r
	28	bx lr\r
	29	L2:\r
	30	cmp r2, #0\r
	31	rsbne r3, r2, #32\r
	32	movne r3, r0, lsr r3\r
	33	movne r0, r0, asl r2\r
	34	orrne r1, r3, r1, asl r2\r
	35	bx lr\r