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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
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