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/* Copyright (C) 1994, 1995, 1997, 1998, 1999, 2000, 2001, 2002, 2003,
2004, 2005, 2006
Free Software Foundation, Inc.
* SPDX-License-Identifier: GPL-2.0+
*/
!! libgcc routines for the Renesas / SuperH SH CPUs.
!! Contributed by Steve Chamberlain.
!! sac@cygnus.com
!! ashiftrt_r4_x, ___ashrsi3, ___ashlsi3, ___lshrsi3 routines
!! recoded in assembly by Toshiyasu Morita
!! tm@netcom.com
/* SH2 optimizations for ___ashrsi3, ___ashlsi3, ___lshrsi3 and
ELF local label prefixes by J"orn Rennecke
amylaar@cygnus.com */
!
! GLOBAL(ashlsi3)
!
! Entry:
!
! r4: Value to shift
! r5: Shifts
!
! Exit:
!
! r0: Result
!
! Destroys:
!
! (none)
!
.global __ashlsi3
.align 2
__ashlsi3:
mov #31,r0
and r0,r5
mova __ashlsi3_table,r0
mov.b @(r0,r5),r5
#ifdef __sh1__
add r5,r0
jmp @r0
#else
braf r5
#endif
mov r4,r0
.align 2
__ashlsi3_table:
.byte __ashlsi3_0-__ashlsi3_table
.byte __ashlsi3_1-__ashlsi3_table
.byte __ashlsi3_2-__ashlsi3_table
.byte __ashlsi3_3-__ashlsi3_table
.byte __ashlsi3_4-__ashlsi3_table
.byte __ashlsi3_5-__ashlsi3_table
.byte __ashlsi3_6-__ashlsi3_table
.byte __ashlsi3_7-__ashlsi3_table
.byte __ashlsi3_8-__ashlsi3_table
.byte __ashlsi3_9-__ashlsi3_table
.byte __ashlsi3_10-__ashlsi3_table
.byte __ashlsi3_11-__ashlsi3_table
.byte __ashlsi3_12-__ashlsi3_table
.byte __ashlsi3_13-__ashlsi3_table
.byte __ashlsi3_14-__ashlsi3_table
.byte __ashlsi3_15-__ashlsi3_table
.byte __ashlsi3_16-__ashlsi3_table
.byte __ashlsi3_17-__ashlsi3_table
.byte __ashlsi3_18-__ashlsi3_table
.byte __ashlsi3_19-__ashlsi3_table
.byte __ashlsi3_20-__ashlsi3_table
.byte __ashlsi3_21-__ashlsi3_table
.byte __ashlsi3_22-__ashlsi3_table
.byte __ashlsi3_23-__ashlsi3_table
.byte __ashlsi3_24-__ashlsi3_table
.byte __ashlsi3_25-__ashlsi3_table
.byte __ashlsi3_26-__ashlsi3_table
.byte __ashlsi3_27-__ashlsi3_table
.byte __ashlsi3_28-__ashlsi3_table
.byte __ashlsi3_29-__ashlsi3_table
.byte __ashlsi3_30-__ashlsi3_table
.byte __ashlsi3_31-__ashlsi3_table
__ashlsi3_6:
shll2 r0
__ashlsi3_4:
shll2 r0
__ashlsi3_2:
rts
shll2 r0
__ashlsi3_7:
shll2 r0
__ashlsi3_5:
shll2 r0
__ashlsi3_3:
shll2 r0
__ashlsi3_1:
rts
shll r0
__ashlsi3_14:
shll2 r0
__ashlsi3_12:
shll2 r0
__ashlsi3_10:
shll2 r0
__ashlsi3_8:
rts
shll8 r0
__ashlsi3_15:
shll2 r0
__ashlsi3_13:
shll2 r0
__ashlsi3_11:
shll2 r0
__ashlsi3_9:
shll8 r0
rts
shll r0
__ashlsi3_22:
shll2 r0
__ashlsi3_20:
shll2 r0
__ashlsi3_18:
shll2 r0
__ashlsi3_16:
rts
shll16 r0
__ashlsi3_23:
shll2 r0
__ashlsi3_21:
shll2 r0
__ashlsi3_19:
shll2 r0
__ashlsi3_17:
shll16 r0
rts
shll r0
__ashlsi3_30:
shll2 r0
__ashlsi3_28:
shll2 r0
__ashlsi3_26:
shll2 r0
__ashlsi3_24:
shll16 r0
rts
shll8 r0
__ashlsi3_31:
shll2 r0
__ashlsi3_29:
shll2 r0
__ashlsi3_27:
shll2 r0
__ashlsi3_25:
shll16 r0
shll8 r0
rts
shll r0
__ashlsi3_0:
rts
nop
|
