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| author | Ingo Molnar <mingo@kernel.org> | 2018-04-12 10:42:34 +0300 |
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| committer | Ingo Molnar <mingo@kernel.org> | 2018-04-12 10:42:34 +0300 |
| commit | ef389b734691cdc8beb009dd402135dcdcb86a56 (patch) | |
| tree | 9523a37db93cb7c7874a5f18b4d9a7014898b814 /arch/mn10300/lib/__ashrdi3.S | |
| parent | a774635db5c430cbf21fa5d2f2df3d23aaa8e782 (diff) | |
| parent | c76fc98260751e71c884dc1a18a07e427ef033b5 (diff) | |
| download | linux-ef389b734691cdc8beb009dd402135dcdcb86a56.tar.xz | |
Merge branch 'WIP.x86/asm' into x86/urgent, because the topic is ready
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/mn10300/lib/__ashrdi3.S')
| -rw-r--r-- | arch/mn10300/lib/__ashrdi3.S | 52 |
1 files changed, 0 insertions, 52 deletions
diff --git a/arch/mn10300/lib/__ashrdi3.S b/arch/mn10300/lib/__ashrdi3.S deleted file mode 100644 index 6f42382728cb..000000000000 --- a/arch/mn10300/lib/__ashrdi3.S +++ /dev/null @@ -1,52 +0,0 @@ -/* MN10300 64-bit arithmetic right shift - * - * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved. - * Written by David Howells (dhowells@redhat.com) - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public Licence - * as published by the Free Software Foundation; either version - * 2 of the Licence, or (at your option) any later version. - */ -#include <asm/cache.h> - - .text - .balign L1_CACHE_BYTES - -############################################################################### -# -# unsigned long long __ashrdi3(unsigned long long value [D1:D0], -# unsigned by [(12,SP)]) -# -############################################################################### - .globl __ashrdi3 - .type __ashrdi3,@function -__ashrdi3: - mov (12,sp),a0 - and +63,a0 - beq __ashrdi3_zero - - cmp +31,a0 - bhi __ashrdi3_32plus - - # the count is in the range 1-31 - lsr a0,d0 - - mov +32,a1 - sub a0,a1,a1 # a1 = 32 - count - asl a1,d1,a1 # get underflow from MSW -> LSW - - or_asr a1,d0,a0,d1 # insert underflow into LSW and - # shift the MSW - rets - - .balign L1_CACHE_BYTES - # the count is in the range 32-63 -__ashrdi3_32plus: - asr a0,d1,d0 - ext d0 # sign-extend result through MDR - mov mdr,d1 -__ashrdi3_zero: - rets - - .size __ashrdi3, .-__ashrdi3 |