AuxXxilium/linux_dsm_epyc7002
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linux_dsm_epyc7002/arch/sh/lib/ashrsi3.S

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sh: lib: convert to SPDX identifiers Update license to use SPDX-License-Identifier instead of verbose license text. Link: http://lkml.kernel.org/r/871s6wcswb.wl-kuninori.morimoto.gx@renesas.com Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> Reviewed-by: Simon Horman <horms+renesas@verge.net.au> Cc: Yoshinori Sato <ysato@users.sourceforge.jp> Cc: Rich Felker <dalias@libc.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2018-12-28 15:32:28 +07:00
/* SPDX-License-Identifier: GPL-2.0+ WITH GCC-exception-2.0
Copyright (C) 1994, 1995, 1997, 1998, 1999, 2000, 2001, 2002, 2003,
sh: Migrate necessary libgcc bits in to arch/sh/lib for SUPERH32. This moves in the necessary libgcc bits for SUPERH32 and drops the libgcc linking for the regular targets. This in turn allows us to rip out quite a few hacks both in sh_ksyms_32 and arch/sh/Makefile. Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2008-11-18 15:33:48 +07:00
2004, 2005, 2006
Free Software Foundation, Inc.
sh: lib: convert to SPDX identifiers Update license to use SPDX-License-Identifier instead of verbose license text. Link: http://lkml.kernel.org/r/871s6wcswb.wl-kuninori.morimoto.gx@renesas.com Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> Reviewed-by: Simon Horman <horms+renesas@verge.net.au> Cc: Yoshinori Sato <ysato@users.sourceforge.jp> Cc: Rich Felker <dalias@libc.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2018-12-28 15:32:28 +07:00
*/
sh: Migrate necessary libgcc bits in to arch/sh/lib for SUPERH32. This moves in the necessary libgcc bits for SUPERH32 and drops the libgcc linking for the regular targets. This in turn allows us to rip out quite a few hacks both in sh_ksyms_32 and arch/sh/Makefile. Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2008-11-18 15:33:48 +07:00
!! 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 */
!
! __ashrsi3
!
! Entry:
!
! r4: Value to shift
! r5: Shifts
!
! Exit:
!
! r0: Result
!
! Destroys:
!
! (none)
!
sh: New gcc support New gcc (4.8 or later) used new shift helper functions. So we need added new helper to private libgcc. Signed-off-by: Yoshinori Sato <ysato@users.sourceforge.jp> Signed-off-by: Rich Felker <dalias@libc.org>
2015-06-20 12:02:19 +07:00
! __ashrsi3_r0
!
! Entry:
!
! r4: Value to shift
! r0: Shifts
!
! Exit:
!
! r0: Result
!
! Destroys:
!
! (none)
sh: Migrate necessary libgcc bits in to arch/sh/lib for SUPERH32. This moves in the necessary libgcc bits for SUPERH32 and drops the libgcc linking for the regular targets. This in turn allows us to rip out quite a few hacks both in sh_ksyms_32 and arch/sh/Makefile. Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2008-11-18 15:33:48 +07:00
.global __ashrsi3
sh: New gcc support New gcc (4.8 or later) used new shift helper functions. So we need added new helper to private libgcc. Signed-off-by: Yoshinori Sato <ysato@users.sourceforge.jp> Signed-off-by: Rich Felker <dalias@libc.org>
2015-06-20 12:02:19 +07:00
.global __ashrsi3_r0
sh: Migrate necessary libgcc bits in to arch/sh/lib for SUPERH32. This moves in the necessary libgcc bits for SUPERH32 and drops the libgcc linking for the regular targets. This in turn allows us to rip out quite a few hacks both in sh_ksyms_32 and arch/sh/Makefile. Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2008-11-18 15:33:48 +07:00
.align 2
__ashrsi3:
sh: New gcc support New gcc (4.8 or later) used new shift helper functions. So we need added new helper to private libgcc. Signed-off-by: Yoshinori Sato <ysato@users.sourceforge.jp> Signed-off-by: Rich Felker <dalias@libc.org>
2015-06-20 12:02:19 +07:00
mov r5,r0
.align 2
__ashrsi3_r0:
and #31,r0
mov.l r4,@-r15
mov r0,r4
sh: Migrate necessary libgcc bits in to arch/sh/lib for SUPERH32. This moves in the necessary libgcc bits for SUPERH32 and drops the libgcc linking for the regular targets. This in turn allows us to rip out quite a few hacks both in sh_ksyms_32 and arch/sh/Makefile. Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2008-11-18 15:33:48 +07:00
mova ashrsi3_table,r0
sh: New gcc support New gcc (4.8 or later) used new shift helper functions. So we need added new helper to private libgcc. Signed-off-by: Yoshinori Sato <ysato@users.sourceforge.jp> Signed-off-by: Rich Felker <dalias@libc.org>
2015-06-20 12:02:19 +07:00
mov.b @(r0,r4),r4
add r4,r0
sh: Migrate necessary libgcc bits in to arch/sh/lib for SUPERH32. This moves in the necessary libgcc bits for SUPERH32 and drops the libgcc linking for the regular targets. This in turn allows us to rip out quite a few hacks both in sh_ksyms_32 and arch/sh/Makefile. Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2008-11-18 15:33:48 +07:00
jmp @r0
sh: New gcc support New gcc (4.8 or later) used new shift helper functions. So we need added new helper to private libgcc. Signed-off-by: Yoshinori Sato <ysato@users.sourceforge.jp> Signed-off-by: Rich Felker <dalias@libc.org>
2015-06-20 12:02:19 +07:00
mov.l @r15+,r0
sh: Migrate necessary libgcc bits in to arch/sh/lib for SUPERH32. This moves in the necessary libgcc bits for SUPERH32 and drops the libgcc linking for the regular targets. This in turn allows us to rip out quite a few hacks both in sh_ksyms_32 and arch/sh/Makefile. Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2008-11-18 15:33:48 +07:00
.align 2
ashrsi3_table:
.byte ashrsi3_0-ashrsi3_table
.byte ashrsi3_1-ashrsi3_table
.byte ashrsi3_2-ashrsi3_table
.byte ashrsi3_3-ashrsi3_table
.byte ashrsi3_4-ashrsi3_table
.byte ashrsi3_5-ashrsi3_table
.byte ashrsi3_6-ashrsi3_table
.byte ashrsi3_7-ashrsi3_table
.byte ashrsi3_8-ashrsi3_table
.byte ashrsi3_9-ashrsi3_table
.byte ashrsi3_10-ashrsi3_table
.byte ashrsi3_11-ashrsi3_table
.byte ashrsi3_12-ashrsi3_table
.byte ashrsi3_13-ashrsi3_table
.byte ashrsi3_14-ashrsi3_table
.byte ashrsi3_15-ashrsi3_table
.byte ashrsi3_16-ashrsi3_table
.byte ashrsi3_17-ashrsi3_table
.byte ashrsi3_18-ashrsi3_table
.byte ashrsi3_19-ashrsi3_table
.byte ashrsi3_20-ashrsi3_table
.byte ashrsi3_21-ashrsi3_table
.byte ashrsi3_22-ashrsi3_table
.byte ashrsi3_23-ashrsi3_table
.byte ashrsi3_24-ashrsi3_table
.byte ashrsi3_25-ashrsi3_table
.byte ashrsi3_26-ashrsi3_table
.byte ashrsi3_27-ashrsi3_table
.byte ashrsi3_28-ashrsi3_table
.byte ashrsi3_29-ashrsi3_table
.byte ashrsi3_30-ashrsi3_table
.byte ashrsi3_31-ashrsi3_table
ashrsi3_31:
rotcl r0
rts
subc r0,r0
ashrsi3_30:
shar r0
ashrsi3_29:
shar r0
ashrsi3_28:
shar r0
ashrsi3_27:
shar r0
ashrsi3_26:
shar r0
ashrsi3_25:
shar r0
ashrsi3_24:
shlr16 r0
shlr8 r0
rts
exts.b r0,r0
ashrsi3_23:
shar r0
ashrsi3_22:
shar r0
ashrsi3_21:
shar r0
ashrsi3_20:
shar r0
ashrsi3_19:
shar r0
ashrsi3_18:
shar r0
ashrsi3_17:
shar r0
ashrsi3_16:
shlr16 r0
rts
exts.w r0,r0
ashrsi3_15:
shar r0
ashrsi3_14:
shar r0
ashrsi3_13:
shar r0
ashrsi3_12:
shar r0
ashrsi3_11:
shar r0
ashrsi3_10:
shar r0
ashrsi3_9:
shar r0
ashrsi3_8:
shar r0
ashrsi3_7:
shar r0
ashrsi3_6:
shar r0
ashrsi3_5:
shar r0
ashrsi3_4:
shar r0
ashrsi3_3:
shar r0
ashrsi3_2:
shar r0
ashrsi3_1:
rts
shar r0
ashrsi3_0:
rts
nop
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