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author | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
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committer | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
commit | 871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch) | |
tree | 8718f573808810c2a1e8cb8fb6ac469093ca2784 /ANDROID_3.4.5/arch/frv/lib/atomic64-ops.S | |
parent | 9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff) | |
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Moved, renamed, and deleted files
The original directory structure was scattered and unorganized.
Changes are basically to make it look like kernel structure.
Diffstat (limited to 'ANDROID_3.4.5/arch/frv/lib/atomic64-ops.S')
-rw-r--r-- | ANDROID_3.4.5/arch/frv/lib/atomic64-ops.S | 162 |
1 files changed, 0 insertions, 162 deletions
diff --git a/ANDROID_3.4.5/arch/frv/lib/atomic64-ops.S b/ANDROID_3.4.5/arch/frv/lib/atomic64-ops.S deleted file mode 100644 index b6194eea..00000000 --- a/ANDROID_3.4.5/arch/frv/lib/atomic64-ops.S +++ /dev/null @@ -1,162 +0,0 @@ -/* kernel atomic64 operations - * - * For an explanation of how atomic ops work in this arch, see: - * Documentation/frv/atomic-ops.txt - * - * Copyright (C) 2009 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 License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - */ - -#include <asm/spr-regs.h> - - .text - .balign 4 - - -############################################################################### -# -# long long atomic64_inc_return(atomic64_t *v) -# -############################################################################### - .globl atomic64_inc_return - .type atomic64_inc_return,@function -atomic64_inc_return: - or.p gr8,gr8,gr10 -0: - orcc gr0,gr0,gr0,icc3 /* set ICC3.Z */ - ckeq icc3,cc7 - ldd.p @(gr10,gr0),gr8 /* LDD.P/ORCR must be atomic */ - orcr cc7,cc7,cc3 /* set CC3 to true */ - addicc gr9,#1,gr9,icc0 - addxi gr8,#0,gr8,icc0 - cstd.p gr8,@(gr10,gr0) ,cc3,#1 - corcc gr29,gr29,gr0 ,cc3,#1 /* clear ICC3.Z if store happens */ - beq icc3,#0,0b - bralr - - .size atomic64_inc_return, .-atomic64_inc_return - -############################################################################### -# -# long long atomic64_dec_return(atomic64_t *v) -# -############################################################################### - .globl atomic64_dec_return - .type atomic64_dec_return,@function -atomic64_dec_return: - or.p gr8,gr8,gr10 -0: - orcc gr0,gr0,gr0,icc3 /* set ICC3.Z */ - ckeq icc3,cc7 - ldd.p @(gr10,gr0),gr8 /* LDD.P/ORCR must be atomic */ - orcr cc7,cc7,cc3 /* set CC3 to true */ - subicc gr9,#1,gr9,icc0 - subxi gr8,#0,gr8,icc0 - cstd.p gr8,@(gr10,gr0) ,cc3,#1 - corcc gr29,gr29,gr0 ,cc3,#1 /* clear ICC3.Z if store happens */ - beq icc3,#0,0b - bralr - - .size atomic64_dec_return, .-atomic64_dec_return - -############################################################################### -# -# long long atomic64_add_return(long long i, atomic64_t *v) -# -############################################################################### - .globl atomic64_add_return - .type atomic64_add_return,@function -atomic64_add_return: - or.p gr8,gr8,gr4 - or gr9,gr9,gr5 -0: - orcc gr0,gr0,gr0,icc3 /* set ICC3.Z */ - ckeq icc3,cc7 - ldd.p @(gr10,gr0),gr8 /* LDD.P/ORCR must be atomic */ - orcr cc7,cc7,cc3 /* set CC3 to true */ - addcc gr9,gr5,gr9,icc0 - addx gr8,gr4,gr8,icc0 - cstd.p gr8,@(gr10,gr0) ,cc3,#1 - corcc gr29,gr29,gr0 ,cc3,#1 /* clear ICC3.Z if store happens */ - beq icc3,#0,0b - bralr - - .size atomic64_add_return, .-atomic64_add_return - -############################################################################### -# -# long long atomic64_sub_return(long long i, atomic64_t *v) -# -############################################################################### - .globl atomic64_sub_return - .type atomic64_sub_return,@function -atomic64_sub_return: - or.p gr8,gr8,gr4 - or gr9,gr9,gr5 -0: - orcc gr0,gr0,gr0,icc3 /* set ICC3.Z */ - ckeq icc3,cc7 - ldd.p @(gr10,gr0),gr8 /* LDD.P/ORCR must be atomic */ - orcr cc7,cc7,cc3 /* set CC3 to true */ - subcc gr9,gr5,gr9,icc0 - subx gr8,gr4,gr8,icc0 - cstd.p gr8,@(gr10,gr0) ,cc3,#1 - corcc gr29,gr29,gr0 ,cc3,#1 /* clear ICC3.Z if store happens */ - beq icc3,#0,0b - bralr - - .size atomic64_sub_return, .-atomic64_sub_return - -############################################################################### -# -# uint64_t __xchg_64(uint64_t i, uint64_t *v) -# -############################################################################### - .globl __xchg_64 - .type __xchg_64,@function -__xchg_64: - or.p gr8,gr8,gr4 - or gr9,gr9,gr5 -0: - orcc gr0,gr0,gr0,icc3 /* set ICC3.Z */ - ckeq icc3,cc7 - ldd.p @(gr10,gr0),gr8 /* LDD.P/ORCR must be atomic */ - orcr cc7,cc7,cc3 /* set CC3 to true */ - cstd.p gr4,@(gr10,gr0) ,cc3,#1 - corcc gr29,gr29,gr0 ,cc3,#1 /* clear ICC3.Z if store happens */ - beq icc3,#0,0b - bralr - - .size __xchg_64, .-__xchg_64 - -############################################################################### -# -# uint64_t __cmpxchg_64(uint64_t test, uint64_t new, uint64_t *v) -# -############################################################################### - .globl __cmpxchg_64 - .type __cmpxchg_64,@function -__cmpxchg_64: - or.p gr8,gr8,gr4 - or gr9,gr9,gr5 -0: - orcc gr0,gr0,gr0,icc3 /* set ICC3.Z */ - ckeq icc3,cc7 - ldd.p @(gr12,gr0),gr8 /* LDD.P/ORCR must be atomic */ - orcr cc7,cc7,cc3 - subcc gr8,gr4,gr0,icc0 - subcc.p gr9,gr5,gr0,icc1 - bnelr icc0,#0 - bnelr icc1,#0 - cstd.p gr10,@(gr12,gr0) ,cc3,#1 - corcc gr29,gr29,gr0 ,cc3,#1 /* clear ICC3.Z if store happens */ - beq icc3,#0,0b - bralr - - .size __cmpxchg_64, .-__cmpxchg_64 - |