Merge mips setjmp/longjmp family.
Bug: 16918359 Change-Id: I9033a7d178d431ddb09f1cfa6e4bf95ae02346e9
This commit is contained in:
Elliott Hughes
parent
0b7d9d6f37
commit
d27ae2f8d7
9 changed files with 287 additions and 773 deletions
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@ -1,172 +0,0 @@
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/* $OpenBSD: _setjmp.S,v 1.4 2005/08/07 16:40:15 espie Exp $ */
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/*
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* Copyright (c) 2002 Opsycon AB (www.opsycon.se / www.opsycon.com)
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of Opsycon AB nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
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* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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*/
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#include <private/bionic_asm.h>
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#include <machine/signal.h>
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/*
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* _setjmp, _longjmp (not restoring signal state)
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*
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* GPOFF and FRAMESIZE must be the same for both _setjmp and _longjmp!
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*
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*/
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FRAMESZ= MKFSIZ(0,4)
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GPOFF= FRAMESZ-2*REGSZ
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LEAF(_setjmp, FRAMESZ)
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PTR_SUBU sp, FRAMESZ
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SETUP_GP64(GPOFF, _setjmp)
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SAVE_GP(GPOFF)
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.set reorder
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#ifndef __LP64__
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addiu a0, 7 # roundup jmpbuf addr to 8-byte boundary
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li t0, ~7
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and a0, t0
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#endif
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# SC_MASK is unused here
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li v0, 0xACEDBADE # sigcontext magic number
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sw v0, SC_MAGIC(a0)
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# callee-saved long-sized regs:
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REG_S ra, SC_REGS+0*REGSZ(a0)
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REG_S s0, SC_REGS+1*REGSZ(a0)
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REG_S s1, SC_REGS+2*REGSZ(a0)
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REG_S s2, SC_REGS+3*REGSZ(a0)
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REG_S s3, SC_REGS+4*REGSZ(a0)
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REG_S s4, SC_REGS+5*REGSZ(a0)
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REG_S s5, SC_REGS+6*REGSZ(a0)
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REG_S s6, SC_REGS+7*REGSZ(a0)
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REG_S s7, SC_REGS+8*REGSZ(a0)
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REG_S s8, SC_REGS+9*REGSZ(a0)
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REG_L v0, GPOFF(sp)
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REG_S v0, SC_REGS+10*REGSZ(a0)
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PTR_ADDU v0, sp, FRAMESZ
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REG_S v0, SC_REGS+11*REGSZ(a0)
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cfc1 v0, $31
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#ifdef __LP64__
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# callee-saved fp regs on mips n64 ABI are $f24..$f31
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s.d $f24, SC_FPREGS+0*REGSZ_FP(a0)
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s.d $f25, SC_FPREGS+1*REGSZ_FP(a0)
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s.d $f26, SC_FPREGS+2*REGSZ_FP(a0)
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s.d $f27, SC_FPREGS+3*REGSZ_FP(a0)
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s.d $f28, SC_FPREGS+4*REGSZ_FP(a0)
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s.d $f29, SC_FPREGS+5*REGSZ_FP(a0)
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s.d $f30, SC_FPREGS+6*REGSZ_FP(a0)
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s.d $f31, SC_FPREGS+7*REGSZ_FP(a0)
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#else
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# callee-saved fp regs on mips o32 ABI are
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# the even-numbered fp regs $f20,$f22,...$f30
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s.d $f20, SC_FPREGS+0*REGSZ_FP(a0)
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s.d $f22, SC_FPREGS+1*REGSZ_FP(a0)
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s.d $f24, SC_FPREGS+2*REGSZ_FP(a0)
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s.d $f26, SC_FPREGS+3*REGSZ_FP(a0)
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s.d $f28, SC_FPREGS+4*REGSZ_FP(a0)
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s.d $f30, SC_FPREGS+5*REGSZ_FP(a0)
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#endif
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sw v0, SC_FPSR(a0)
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move v0, zero
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RESTORE_GP64
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PTR_ADDU sp, FRAMESZ
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j ra
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END(_setjmp)
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LEAF(_longjmp, FRAMESZ)
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PTR_SUBU sp, FRAMESZ
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SETUP_GP64(GPOFF, _longjmp)
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SAVE_GP(GPOFF)
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.set reorder
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#ifndef __LP64__
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addiu a0, 7 # roundup jmpbuf addr to 8-byte boundary
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li t0, ~7
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and a0, t0
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#endif
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# SC_MASK is unused here
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lw v0, SC_MAGIC(a0)
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li t0, 0xACEDBADE
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bne v0, t0, botch # jump if error
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# callee-saved long-sized regs:
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REG_L ra, SC_REGS+0*REGSZ(a0)
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REG_L s0, SC_REGS+1*REGSZ(a0)
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REG_L s1, SC_REGS+2*REGSZ(a0)
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REG_L s2, SC_REGS+3*REGSZ(a0)
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REG_L s3, SC_REGS+4*REGSZ(a0)
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REG_L s4, SC_REGS+5*REGSZ(a0)
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REG_L s5, SC_REGS+6*REGSZ(a0)
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REG_L s6, SC_REGS+7*REGSZ(a0)
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REG_L s7, SC_REGS+8*REGSZ(a0)
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REG_L s8, SC_REGS+9*REGSZ(a0)
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REG_L gp, SC_REGS+10*REGSZ(a0)
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REG_L sp, SC_REGS+11*REGSZ(a0)
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lw v0, SC_FPSR(a0)
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ctc1 v0, $31
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#ifdef __LP64__
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# callee-saved fp regs on mips n64 ABI are $f24..$f31
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l.d $f24, SC_FPREGS+0*REGSZ_FP(a0)
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l.d $f25, SC_FPREGS+1*REGSZ_FP(a0)
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l.d $f26, SC_FPREGS+2*REGSZ_FP(a0)
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l.d $f27, SC_FPREGS+3*REGSZ_FP(a0)
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l.d $f28, SC_FPREGS+4*REGSZ_FP(a0)
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l.d $f29, SC_FPREGS+5*REGSZ_FP(a0)
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l.d $f30, SC_FPREGS+6*REGSZ_FP(a0)
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l.d $f31, SC_FPREGS+7*REGSZ_FP(a0)
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#else
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# callee-saved fp regs on mips o32 ABI are
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# the even-numbered fp regs $f20,$f22,...$f30
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l.d $f20, SC_FPREGS+0*REGSZ_FP(a0)
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l.d $f22, SC_FPREGS+1*REGSZ_FP(a0)
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l.d $f24, SC_FPREGS+2*REGSZ_FP(a0)
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l.d $f26, SC_FPREGS+3*REGSZ_FP(a0)
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l.d $f28, SC_FPREGS+4*REGSZ_FP(a0)
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l.d $f30, SC_FPREGS+5*REGSZ_FP(a0)
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#endif
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bne a1, zero, 1f
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li a1, 1 # never return 0!
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1:
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move v0, a1
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j ra
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botch:
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jal longjmperror
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jal abort
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RESTORE_GP64
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PTR_ADDU sp, FRAMESZ
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END(_longjmp)
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@ -1,5 +1,3 @@
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/* $OpenBSD: setjmp.S,v 1.5 2005/08/07 16:40:15 espie Exp $ */
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/*
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* Copyright (c) 2001-2002 Opsycon AB (www.opsycon.se / www.opsycon.com)
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*
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@ -28,9 +26,111 @@
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* SUCH DAMAGE.
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*
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*/
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/*-
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* Copyright (c) 1991, 1993, 1995,
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* The Regents of the University of California. All rights reserved.
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*
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* This code is derived from software contributed to Berkeley by
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* Havard Eidnes.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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/*
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* Copyright (c) 1992, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* This code is derived from software contributed to Berkeley by
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* Ralph Campbell.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* @(#)signal.h 8.1 (Berkeley) 6/10/93
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*/
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#include <private/bionic_asm.h>
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#include <machine/signal.h>
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#include <machine/setjmp.h>
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/* On Mips32, jmpbuf begins with optional 4-byte filler so that
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* all saved FP regs are aligned on 8-byte boundary, despite this whole
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* struct being mis-declared to users as an array of (4-byte) longs.
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* All the following offsets are then from the rounded-up base addr
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*/
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/* Fields of same size on all MIPS abis: */
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#define SC_MAGIC (0*4) /* 4 bytes, identify jmpbuf */
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#define SC_MASK (1*4) /* 4 bytes, saved signal mask */
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#define SC_FPSR (2*4) /* 4 bytes, floating point control/status reg */
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/* filler2 (3*4) 4 bytes, pad to 8-byte boundary */
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/* Registers that are 4-byte on mips32 o32, and 8-byte on mips64 n64 abi */
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#define SC_REGS_SAVED 12 /* ra,gp,sp,s0-s8 */
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#define SC_REGS (4*4) /* SC_REGS_SAVED*REGSZ bytes */
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/* Floating pt registers are 8-bytes on all abis,
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* but the number of saved fp regs varies for o32/n32 versus n64 abis:
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*/
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#ifdef __LP64__
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#define SC_FPREGS_SAVED 8 /* all fp regs f24,f25,f26,f27,f28,f29,f30,f31 */
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#else
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#define SC_FPREGS_SAVED 6 /* even fp regs f20,f22,f24,f26,f28,f30 */
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#endif
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#define SC_FPREGS (SC_REGS + SC_REGS_SAVED*REGSZ) /* SC_FPREGS_SAVED*REGSZ_FP bytes */
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#define SC_BYTES (SC_FPREGS + SC_FPREGS_SAVED*REGSZ_FP)
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#define SC_LONGS (SC_BYTES/REGSZ)
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#ifdef __LP64__
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/* SC_LONGS is 22, so _JBLEN should be 22 or larger */
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#else
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/* SC_LONGS is 28, but must also allocate dynamic-roundup filler.
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so _JBLEN should be 29 or larger */
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#endif
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/*
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* _setjmp, _longjmp (restoring signal state)
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@ -114,7 +214,6 @@ NON_LEAF(setjmp, FRAMESZ, ra)
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j ra
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END(setjmp)
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NON_LEAF(longjmp, FRAMESZ, ra)
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.mask 0x80000000, RAOFF
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PTR_SUBU sp, FRAMESZ
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@ -137,7 +236,7 @@ NON_LEAF(longjmp, FRAMESZ, ra)
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lw v0, SC_MAGIC(a0)
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li t0, 0xACEDBADE
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bne v0, t0, botch # jump if error
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bne v0, t0, longjmp_botch # jump if error
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# callee-saved long-sized regs:
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REG_L ra, SC_REGS+0*REGSZ(a0)
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@ -181,9 +280,190 @@ NON_LEAF(longjmp, FRAMESZ, ra)
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move v0, a1
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j ra
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botch:
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longjmp_botch:
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jal longjmperror
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jal abort
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RESTORE_GP64
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PTR_ADDU sp, FRAMESZ
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END(longjmp)
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/*
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* _setjmp, _longjmp (not restoring signal state)
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*
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* GPOFF and FRAMESIZE must be the same for both _setjmp and _longjmp!
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*
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*/
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FRAMESZ= MKFSIZ(0,4)
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GPOFF= FRAMESZ-2*REGSZ
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LEAF(_setjmp, FRAMESZ)
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PTR_SUBU sp, FRAMESZ
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SETUP_GP64(GPOFF, _setjmp)
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SAVE_GP(GPOFF)
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.set reorder
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#ifndef __LP64__
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addiu a0, 7 # roundup jmpbuf addr to 8-byte boundary
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li t0, ~7
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and a0, t0
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#endif
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# SC_MASK is unused here
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li v0, 0xACEDBADE # sigcontext magic number
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sw v0, SC_MAGIC(a0)
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# callee-saved long-sized regs:
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REG_S ra, SC_REGS+0*REGSZ(a0)
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REG_S s0, SC_REGS+1*REGSZ(a0)
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REG_S s1, SC_REGS+2*REGSZ(a0)
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REG_S s2, SC_REGS+3*REGSZ(a0)
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REG_S s3, SC_REGS+4*REGSZ(a0)
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REG_S s4, SC_REGS+5*REGSZ(a0)
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REG_S s5, SC_REGS+6*REGSZ(a0)
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REG_S s6, SC_REGS+7*REGSZ(a0)
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REG_S s7, SC_REGS+8*REGSZ(a0)
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REG_S s8, SC_REGS+9*REGSZ(a0)
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REG_L v0, GPOFF(sp)
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REG_S v0, SC_REGS+10*REGSZ(a0)
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PTR_ADDU v0, sp, FRAMESZ
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REG_S v0, SC_REGS+11*REGSZ(a0)
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cfc1 v0, $31
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#ifdef __LP64__
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# callee-saved fp regs on mips n64 ABI are $f24..$f31
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s.d $f24, SC_FPREGS+0*REGSZ_FP(a0)
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s.d $f25, SC_FPREGS+1*REGSZ_FP(a0)
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s.d $f26, SC_FPREGS+2*REGSZ_FP(a0)
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s.d $f27, SC_FPREGS+3*REGSZ_FP(a0)
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s.d $f28, SC_FPREGS+4*REGSZ_FP(a0)
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s.d $f29, SC_FPREGS+5*REGSZ_FP(a0)
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s.d $f30, SC_FPREGS+6*REGSZ_FP(a0)
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s.d $f31, SC_FPREGS+7*REGSZ_FP(a0)
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#else
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# callee-saved fp regs on mips o32 ABI are
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# the even-numbered fp regs $f20,$f22,...$f30
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s.d $f20, SC_FPREGS+0*REGSZ_FP(a0)
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s.d $f22, SC_FPREGS+1*REGSZ_FP(a0)
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s.d $f24, SC_FPREGS+2*REGSZ_FP(a0)
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s.d $f26, SC_FPREGS+3*REGSZ_FP(a0)
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s.d $f28, SC_FPREGS+4*REGSZ_FP(a0)
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s.d $f30, SC_FPREGS+5*REGSZ_FP(a0)
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#endif
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sw v0, SC_FPSR(a0)
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move v0, zero
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RESTORE_GP64
|
||||
PTR_ADDU sp, FRAMESZ
|
||||
j ra
|
||||
END(_setjmp)
|
||||
|
||||
|
||||
LEAF(_longjmp, FRAMESZ)
|
||||
PTR_SUBU sp, FRAMESZ
|
||||
SETUP_GP64(GPOFF, _longjmp)
|
||||
SAVE_GP(GPOFF)
|
||||
.set reorder
|
||||
|
||||
#ifndef __LP64__
|
||||
addiu a0, 7 # roundup jmpbuf addr to 8-byte boundary
|
||||
li t0, ~7
|
||||
and a0, t0
|
||||
#endif
|
||||
|
||||
# SC_MASK is unused here
|
||||
|
||||
lw v0, SC_MAGIC(a0)
|
||||
li t0, 0xACEDBADE
|
||||
bne v0, t0, _longjmp_botch # jump if error
|
||||
|
||||
# callee-saved long-sized regs:
|
||||
REG_L ra, SC_REGS+0*REGSZ(a0)
|
||||
REG_L s0, SC_REGS+1*REGSZ(a0)
|
||||
REG_L s1, SC_REGS+2*REGSZ(a0)
|
||||
REG_L s2, SC_REGS+3*REGSZ(a0)
|
||||
REG_L s3, SC_REGS+4*REGSZ(a0)
|
||||
REG_L s4, SC_REGS+5*REGSZ(a0)
|
||||
REG_L s5, SC_REGS+6*REGSZ(a0)
|
||||
REG_L s6, SC_REGS+7*REGSZ(a0)
|
||||
REG_L s7, SC_REGS+8*REGSZ(a0)
|
||||
REG_L s8, SC_REGS+9*REGSZ(a0)
|
||||
REG_L gp, SC_REGS+10*REGSZ(a0)
|
||||
REG_L sp, SC_REGS+11*REGSZ(a0)
|
||||
|
||||
lw v0, SC_FPSR(a0)
|
||||
ctc1 v0, $31
|
||||
#ifdef __LP64__
|
||||
# callee-saved fp regs on mips n64 ABI are $f24..$f31
|
||||
l.d $f24, SC_FPREGS+0*REGSZ_FP(a0)
|
||||
l.d $f25, SC_FPREGS+1*REGSZ_FP(a0)
|
||||
l.d $f26, SC_FPREGS+2*REGSZ_FP(a0)
|
||||
l.d $f27, SC_FPREGS+3*REGSZ_FP(a0)
|
||||
l.d $f28, SC_FPREGS+4*REGSZ_FP(a0)
|
||||
l.d $f29, SC_FPREGS+5*REGSZ_FP(a0)
|
||||
l.d $f30, SC_FPREGS+6*REGSZ_FP(a0)
|
||||
l.d $f31, SC_FPREGS+7*REGSZ_FP(a0)
|
||||
#else
|
||||
# callee-saved fp regs on mips o32 ABI are
|
||||
# the even-numbered fp regs $f20,$f22,...$f30
|
||||
l.d $f20, SC_FPREGS+0*REGSZ_FP(a0)
|
||||
l.d $f22, SC_FPREGS+1*REGSZ_FP(a0)
|
||||
l.d $f24, SC_FPREGS+2*REGSZ_FP(a0)
|
||||
l.d $f26, SC_FPREGS+3*REGSZ_FP(a0)
|
||||
l.d $f28, SC_FPREGS+4*REGSZ_FP(a0)
|
||||
l.d $f30, SC_FPREGS+5*REGSZ_FP(a0)
|
||||
#endif
|
||||
bne a1, zero, 1f
|
||||
li a1, 1 # never return 0!
|
||||
1:
|
||||
move v0, a1
|
||||
j ra
|
||||
|
||||
_longjmp_botch:
|
||||
jal longjmperror
|
||||
jal abort
|
||||
RESTORE_GP64
|
||||
PTR_ADDU sp, FRAMESZ
|
||||
END(_longjmp)
|
||||
|
||||
/*
|
||||
* trampolines for sigsetjmp and siglongjmp save and restore mask.
|
||||
*
|
||||
*/
|
||||
FRAMESZ= MKFSIZ(1,1)
|
||||
GPOFF= FRAMESZ-2*REGSZ
|
||||
|
||||
LEAF(sigsetjmp, FRAMESZ)
|
||||
PTR_SUBU sp, FRAMESZ
|
||||
SETUP_GP64(GPOFF, sigsetjmp)
|
||||
.set reorder
|
||||
sw a1, _JBLEN*REGSZ(a0) # save "savemask"
|
||||
bne a1, 0x0, 1f # do saving of signal mask?
|
||||
LA t9, _setjmp
|
||||
RESTORE_GP64
|
||||
PTR_ADDU sp, FRAMESZ
|
||||
jr t9
|
||||
|
||||
1: LA t9, setjmp
|
||||
RESTORE_GP64
|
||||
PTR_ADDU sp, FRAMESZ
|
||||
jr t9
|
||||
END(sigsetjmp)
|
||||
|
||||
LEAF(siglongjmp, FRAMESZ)
|
||||
PTR_SUBU sp, FRAMESZ
|
||||
SETUP_GP64(GPOFF, siglongjmp)
|
||||
.set reorder
|
||||
lw t0, _JBLEN*REGSZ(a0) # get "savemask"
|
||||
bne t0, 0x0, 1f # restore signal mask?
|
||||
LA t9, _longjmp
|
||||
RESTORE_GP64
|
||||
PTR_ADDU sp, FRAMESZ
|
||||
jr t9
|
||||
1:
|
||||
LA t9, longjmp
|
||||
RESTORE_GP64
|
||||
PTR_ADDU sp, FRAMESZ
|
||||
jr t9
|
||||
END(siglongjmp)
|
||||
|
|
|
|||
|
|
@ -1,76 +0,0 @@
|
|||
/* $OpenBSD: sigsetjmp.S,v 1.5 2005/08/07 16:40:15 espie Exp $ */
|
||||
/*-
|
||||
* Copyright (c) 1991, 1993, 1995,
|
||||
* The Regents of the University of California. All rights reserved.
|
||||
*
|
||||
* This code is derived from software contributed to Berkeley by
|
||||
* Havard Eidnes.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions
|
||||
* are met:
|
||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* 2. Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
* 3. Neither the name of the University nor the names of its contributors
|
||||
* may be used to endorse or promote products derived from this software
|
||||
* without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
|
||||
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
||||
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
||||
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
|
||||
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
||||
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
||||
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
||||
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
||||
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
||||
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
||||
* SUCH DAMAGE.
|
||||
*/
|
||||
|
||||
#include <private/bionic_asm.h>
|
||||
#include <machine/setjmp.h>
|
||||
|
||||
/*
|
||||
* trampolines for sigsetjmp and siglongjmp save and restore mask.
|
||||
*
|
||||
*/
|
||||
FRAMESZ= MKFSIZ(1,1)
|
||||
GPOFF= FRAMESZ-2*REGSZ
|
||||
|
||||
LEAF(sigsetjmp, FRAMESZ)
|
||||
PTR_SUBU sp, FRAMESZ
|
||||
SETUP_GP64(GPOFF, sigsetjmp)
|
||||
.set reorder
|
||||
sw a1, _JBLEN*REGSZ(a0) # save "savemask"
|
||||
bne a1, 0x0, 1f # do saving of signal mask?
|
||||
LA t9, _setjmp
|
||||
RESTORE_GP64
|
||||
PTR_ADDU sp, FRAMESZ
|
||||
jr t9
|
||||
|
||||
1: LA t9, setjmp
|
||||
RESTORE_GP64
|
||||
PTR_ADDU sp, FRAMESZ
|
||||
jr t9
|
||||
END(sigsetjmp)
|
||||
|
||||
LEAF(siglongjmp, FRAMESZ)
|
||||
PTR_SUBU sp, FRAMESZ
|
||||
SETUP_GP64(GPOFF, siglongjmp)
|
||||
.set reorder
|
||||
lw t0, _JBLEN*REGSZ(a0) # get "savemask"
|
||||
bne t0, 0x0, 1f # restore signal mask?
|
||||
LA t9, _longjmp
|
||||
RESTORE_GP64
|
||||
PTR_ADDU sp, FRAMESZ
|
||||
jr t9
|
||||
1:
|
||||
LA t9, longjmp
|
||||
RESTORE_GP64
|
||||
PTR_ADDU sp, FRAMESZ
|
||||
jr t9
|
||||
END(siglongjmp)
|
||||
|
|
@ -1,78 +0,0 @@
|
|||
/* $OpenBSD: signal.h,v 1.8 2006/01/09 18:18:37 millert Exp $ */
|
||||
|
||||
/*
|
||||
* Copyright (c) 1992, 1993
|
||||
* The Regents of the University of California. All rights reserved.
|
||||
*
|
||||
* This code is derived from software contributed to Berkeley by
|
||||
* Ralph Campbell.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions
|
||||
* are met:
|
||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* 2. Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
* 3. Neither the name of the University nor the names of its contributors
|
||||
* may be used to endorse or promote products derived from this software
|
||||
* without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
|
||||
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
||||
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
||||
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
|
||||
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
||||
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
||||
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
||||
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
||||
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
||||
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
||||
* SUCH DAMAGE.
|
||||
*
|
||||
* @(#)signal.h 8.1 (Berkeley) 6/10/93
|
||||
*/
|
||||
|
||||
#ifndef _MIPS_SIGNAL_H_
|
||||
#define _MIPS_SIGNAL_H_
|
||||
|
||||
/* On Mips32, jmpbuf begins with optional 4-byte filler so that
|
||||
* all saved FP regs are aligned on 8-byte boundary, despite this whole
|
||||
* struct being mis-declared to users as an array of (4-byte) longs.
|
||||
* All the following offsets are then from the rounded-up base addr
|
||||
*/
|
||||
|
||||
/* Fields of same size on all MIPS abis: */
|
||||
#define SC_MAGIC (0*4) /* 4 bytes, identify jmpbuf */
|
||||
#define SC_MASK (1*4) /* 4 bytes, saved signal mask */
|
||||
#define SC_FPSR (2*4) /* 4 bytes, floating point control/status reg */
|
||||
/* filler2 (3*4) 4 bytes, pad to 8-byte boundary */
|
||||
|
||||
/* Registers that are 4-byte on mips32 o32, and 8-byte on mips64 n64 abi */
|
||||
#define SC_REGS_SAVED 12 /* ra,gp,sp,s0-s8 */
|
||||
#define SC_REGS (4*4) /* SC_REGS_SAVED*REGSZ bytes */
|
||||
|
||||
/* Floating pt registers are 8-bytes on all abis,
|
||||
* but the number of saved fp regs varies for o32/n32 versus n64 abis:
|
||||
*/
|
||||
|
||||
#ifdef __LP64__
|
||||
#define SC_FPREGS_SAVED 8 /* all fp regs f24,f25,f26,f27,f28,f29,f30,f31 */
|
||||
#else
|
||||
#define SC_FPREGS_SAVED 6 /* even fp regs f20,f22,f24,f26,f28,f30 */
|
||||
#endif
|
||||
|
||||
#define SC_FPREGS (SC_REGS + SC_REGS_SAVED*REGSZ) /* SC_FPREGS_SAVED*REGSZ_FP bytes */
|
||||
|
||||
#define SC_BYTES (SC_FPREGS + SC_FPREGS_SAVED*REGSZ_FP)
|
||||
#define SC_LONGS (SC_BYTES/REGSZ)
|
||||
|
||||
#ifdef __LP64__
|
||||
/* SC_LONGS is 22, so _JBLEN should be 22 or larger */
|
||||
#else
|
||||
/* SC_LONGS is 28, but must also allocate dynamic-roundup filler.
|
||||
so _JBLEN should be 29 or larger */
|
||||
#endif
|
||||
|
||||
#endif /* !_MIPS_SIGNAL_H_ */
|
||||
|
|
@ -67,9 +67,7 @@ libc_bionic_src_files_mips += \
|
|||
arch-mips/bionic/bzero.S \
|
||||
arch-mips/bionic/cacheflush.cpp \
|
||||
arch-mips/bionic/_exit_with_stack_teardown.S \
|
||||
arch-mips/bionic/_setjmp.S \
|
||||
arch-mips/bionic/setjmp.S \
|
||||
arch-mips/bionic/sigsetjmp.S \
|
||||
arch-mips/bionic/syscall.S \
|
||||
arch-mips/bionic/vfork.S \
|
||||
|
||||
|
|
|
|||
|
|
@ -1,172 +0,0 @@
|
|||
/* $OpenBSD: _setjmp.S,v 1.4 2005/08/07 16:40:15 espie Exp $ */
|
||||
|
||||
/*
|
||||
* Copyright (c) 2002 Opsycon AB (www.opsycon.se / www.opsycon.com)
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions
|
||||
* are met:
|
||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* 2. Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
* 3. Neither the name of Opsycon AB nor the names of its contributors
|
||||
* may be used to endorse or promote products derived from this software
|
||||
* without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
|
||||
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
|
||||
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
||||
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
|
||||
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
||||
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
||||
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
||||
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
||||
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
||||
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
||||
* SUCH DAMAGE.
|
||||
*
|
||||
*/
|
||||
|
||||
#include <private/bionic_asm.h>
|
||||
#include <machine/signal.h>
|
||||
|
||||
/*
|
||||
* _setjmp, _longjmp (not restoring signal state)
|
||||
*
|
||||
* GPOFF and FRAMESIZE must be the same for both _setjmp and _longjmp!
|
||||
*
|
||||
*/
|
||||
|
||||
FRAMESZ= MKFSIZ(0,4)
|
||||
GPOFF= FRAMESZ-2*REGSZ
|
||||
|
||||
LEAF(_setjmp, FRAMESZ)
|
||||
PTR_SUBU sp, FRAMESZ
|
||||
SETUP_GP64(GPOFF, _setjmp)
|
||||
SAVE_GP(GPOFF)
|
||||
.set reorder
|
||||
|
||||
#ifndef __LP64__
|
||||
addiu a0, 7 # roundup jmpbuf addr to 8-byte boundary
|
||||
li t0, ~7
|
||||
and a0, t0
|
||||
#endif
|
||||
|
||||
# SC_MASK is unused here
|
||||
|
||||
li v0, 0xACEDBADE # sigcontext magic number
|
||||
sw v0, SC_MAGIC(a0)
|
||||
# callee-saved long-sized regs:
|
||||
REG_S ra, SC_REGS+0*REGSZ(a0)
|
||||
REG_S s0, SC_REGS+1*REGSZ(a0)
|
||||
REG_S s1, SC_REGS+2*REGSZ(a0)
|
||||
REG_S s2, SC_REGS+3*REGSZ(a0)
|
||||
REG_S s3, SC_REGS+4*REGSZ(a0)
|
||||
REG_S s4, SC_REGS+5*REGSZ(a0)
|
||||
REG_S s5, SC_REGS+6*REGSZ(a0)
|
||||
REG_S s6, SC_REGS+7*REGSZ(a0)
|
||||
REG_S s7, SC_REGS+8*REGSZ(a0)
|
||||
REG_S s8, SC_REGS+9*REGSZ(a0)
|
||||
REG_L v0, GPOFF(sp)
|
||||
REG_S v0, SC_REGS+10*REGSZ(a0)
|
||||
PTR_ADDU v0, sp, FRAMESZ
|
||||
REG_S v0, SC_REGS+11*REGSZ(a0)
|
||||
|
||||
cfc1 v0, $31
|
||||
|
||||
#ifdef __LP64__
|
||||
# callee-saved fp regs on mips n64 ABI are $f24..$f31
|
||||
s.d $f24, SC_FPREGS+0*REGSZ_FP(a0)
|
||||
s.d $f25, SC_FPREGS+1*REGSZ_FP(a0)
|
||||
s.d $f26, SC_FPREGS+2*REGSZ_FP(a0)
|
||||
s.d $f27, SC_FPREGS+3*REGSZ_FP(a0)
|
||||
s.d $f28, SC_FPREGS+4*REGSZ_FP(a0)
|
||||
s.d $f29, SC_FPREGS+5*REGSZ_FP(a0)
|
||||
s.d $f30, SC_FPREGS+6*REGSZ_FP(a0)
|
||||
s.d $f31, SC_FPREGS+7*REGSZ_FP(a0)
|
||||
#else
|
||||
# callee-saved fp regs on mips o32 ABI are
|
||||
# the even-numbered fp regs $f20,$f22,...$f30
|
||||
s.d $f20, SC_FPREGS+0*REGSZ_FP(a0)
|
||||
s.d $f22, SC_FPREGS+1*REGSZ_FP(a0)
|
||||
s.d $f24, SC_FPREGS+2*REGSZ_FP(a0)
|
||||
s.d $f26, SC_FPREGS+3*REGSZ_FP(a0)
|
||||
s.d $f28, SC_FPREGS+4*REGSZ_FP(a0)
|
||||
s.d $f30, SC_FPREGS+5*REGSZ_FP(a0)
|
||||
#endif
|
||||
sw v0, SC_FPSR(a0)
|
||||
move v0, zero
|
||||
RESTORE_GP64
|
||||
PTR_ADDU sp, FRAMESZ
|
||||
j ra
|
||||
END(_setjmp)
|
||||
|
||||
|
||||
LEAF(_longjmp, FRAMESZ)
|
||||
PTR_SUBU sp, FRAMESZ
|
||||
SETUP_GP64(GPOFF, _longjmp)
|
||||
SAVE_GP(GPOFF)
|
||||
.set reorder
|
||||
|
||||
#ifndef __LP64__
|
||||
addiu a0, 7 # roundup jmpbuf addr to 8-byte boundary
|
||||
li t0, ~7
|
||||
and a0, t0
|
||||
#endif
|
||||
|
||||
# SC_MASK is unused here
|
||||
|
||||
lw v0, SC_MAGIC(a0)
|
||||
li t0, 0xACEDBADE
|
||||
bne v0, t0, botch # jump if error
|
||||
|
||||
# callee-saved long-sized regs:
|
||||
REG_L ra, SC_REGS+0*REGSZ(a0)
|
||||
REG_L s0, SC_REGS+1*REGSZ(a0)
|
||||
REG_L s1, SC_REGS+2*REGSZ(a0)
|
||||
REG_L s2, SC_REGS+3*REGSZ(a0)
|
||||
REG_L s3, SC_REGS+4*REGSZ(a0)
|
||||
REG_L s4, SC_REGS+5*REGSZ(a0)
|
||||
REG_L s5, SC_REGS+6*REGSZ(a0)
|
||||
REG_L s6, SC_REGS+7*REGSZ(a0)
|
||||
REG_L s7, SC_REGS+8*REGSZ(a0)
|
||||
REG_L s8, SC_REGS+9*REGSZ(a0)
|
||||
REG_L gp, SC_REGS+10*REGSZ(a0)
|
||||
REG_L sp, SC_REGS+11*REGSZ(a0)
|
||||
|
||||
lw v0, SC_FPSR(a0)
|
||||
ctc1 v0, $31
|
||||
#ifdef __LP64__
|
||||
# callee-saved fp regs on mips n64 ABI are $f24..$f31
|
||||
l.d $f24, SC_FPREGS+0*REGSZ_FP(a0)
|
||||
l.d $f25, SC_FPREGS+1*REGSZ_FP(a0)
|
||||
l.d $f26, SC_FPREGS+2*REGSZ_FP(a0)
|
||||
l.d $f27, SC_FPREGS+3*REGSZ_FP(a0)
|
||||
l.d $f28, SC_FPREGS+4*REGSZ_FP(a0)
|
||||
l.d $f29, SC_FPREGS+5*REGSZ_FP(a0)
|
||||
l.d $f30, SC_FPREGS+6*REGSZ_FP(a0)
|
||||
l.d $f31, SC_FPREGS+7*REGSZ_FP(a0)
|
||||
#else
|
||||
# callee-saved fp regs on mips o32 ABI are
|
||||
# the even-numbered fp regs $f20,$f22,...$f30
|
||||
l.d $f20, SC_FPREGS+0*REGSZ_FP(a0)
|
||||
l.d $f22, SC_FPREGS+1*REGSZ_FP(a0)
|
||||
l.d $f24, SC_FPREGS+2*REGSZ_FP(a0)
|
||||
l.d $f26, SC_FPREGS+3*REGSZ_FP(a0)
|
||||
l.d $f28, SC_FPREGS+4*REGSZ_FP(a0)
|
||||
l.d $f30, SC_FPREGS+5*REGSZ_FP(a0)
|
||||
#endif
|
||||
bne a1, zero, 1f
|
||||
li a1, 1 # never return 0!
|
||||
1:
|
||||
move v0, a1
|
||||
j ra
|
||||
|
||||
botch:
|
||||
jal longjmperror
|
||||
jal abort
|
||||
RESTORE_GP64
|
||||
PTR_ADDU sp, FRAMESZ
|
||||
END(_longjmp)
|
||||
|
|
@ -1,189 +0,0 @@
|
|||
/* $OpenBSD: setjmp.S,v 1.5 2005/08/07 16:40:15 espie Exp $ */
|
||||
|
||||
/*
|
||||
* Copyright (c) 2001-2002 Opsycon AB (www.opsycon.se / www.opsycon.com)
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions
|
||||
* are met:
|
||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* 2. Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
* 3. Neither the name of Opsycon AB nor the names of its contributors
|
||||
* may be used to endorse or promote products derived from this software
|
||||
* without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
|
||||
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
|
||||
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
||||
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
|
||||
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
||||
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
||||
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
||||
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
||||
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
||||
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
||||
* SUCH DAMAGE.
|
||||
*
|
||||
*/
|
||||
|
||||
#include <private/bionic_asm.h>
|
||||
#include <machine/signal.h>
|
||||
|
||||
/*
|
||||
* _setjmp, _longjmp (restoring signal state)
|
||||
*
|
||||
* GPOFF and FRAMESIZE must be the same for both _setjmp and _longjmp!
|
||||
*
|
||||
*/
|
||||
|
||||
FRAMESZ= MKFSIZ(2,6)
|
||||
A1OFF= FRAMESZ-4*REGSZ
|
||||
A0OFF= FRAMESZ-3*REGSZ
|
||||
GPOFF= FRAMESZ-2*REGSZ
|
||||
RAOFF= FRAMESZ-1*REGSZ
|
||||
|
||||
NON_LEAF(setjmp, FRAMESZ, ra)
|
||||
.mask 0x80000000, RAOFF
|
||||
PTR_SUBU sp, FRAMESZ # allocate stack frame
|
||||
SETUP_GP64(GPOFF, setjmp)
|
||||
SAVE_GP(GPOFF)
|
||||
.set reorder
|
||||
|
||||
#ifndef __LP64__
|
||||
addiu a0, 7 # roundup jmpbuf addr to 8-byte boundary
|
||||
li t0, ~7
|
||||
and a0, t0
|
||||
#endif
|
||||
|
||||
REG_S ra, RAOFF(sp) # save state
|
||||
REG_S a0, A0OFF(sp)
|
||||
move a0, zero # get current signal mask
|
||||
jal sigblock
|
||||
REG_L a0, A0OFF(sp)
|
||||
REG_L ra, RAOFF(sp)
|
||||
|
||||
REG_S v0, SC_MASK(a0) # save sc_mask = sigblock(0)
|
||||
|
||||
li v0, 0xACEDBADE # sigcontext magic number
|
||||
sw v0, SC_MAGIC(a0)
|
||||
# callee-saved long-sized regs:
|
||||
REG_S ra, SC_REGS+0*REGSZ(a0)
|
||||
REG_S s0, SC_REGS+1*REGSZ(a0)
|
||||
REG_S s1, SC_REGS+2*REGSZ(a0)
|
||||
REG_S s2, SC_REGS+3*REGSZ(a0)
|
||||
REG_S s3, SC_REGS+4*REGSZ(a0)
|
||||
REG_S s4, SC_REGS+5*REGSZ(a0)
|
||||
REG_S s5, SC_REGS+6*REGSZ(a0)
|
||||
REG_S s6, SC_REGS+7*REGSZ(a0)
|
||||
REG_S s7, SC_REGS+8*REGSZ(a0)
|
||||
REG_S s8, SC_REGS+9*REGSZ(a0)
|
||||
REG_L v0, GPOFF(sp)
|
||||
REG_S v0, SC_REGS+10*REGSZ(a0)
|
||||
PTR_ADDU v0, sp, FRAMESZ
|
||||
REG_S v0, SC_REGS+11*REGSZ(a0)
|
||||
|
||||
cfc1 v0, $31
|
||||
|
||||
#ifdef __LP64__
|
||||
# callee-saved fp regs on mips n64 ABI are $f24..$f31
|
||||
s.d $f24, SC_FPREGS+0*REGSZ_FP(a0)
|
||||
s.d $f25, SC_FPREGS+1*REGSZ_FP(a0)
|
||||
s.d $f26, SC_FPREGS+2*REGSZ_FP(a0)
|
||||
s.d $f27, SC_FPREGS+3*REGSZ_FP(a0)
|
||||
s.d $f28, SC_FPREGS+4*REGSZ_FP(a0)
|
||||
s.d $f29, SC_FPREGS+5*REGSZ_FP(a0)
|
||||
s.d $f30, SC_FPREGS+6*REGSZ_FP(a0)
|
||||
s.d $f31, SC_FPREGS+7*REGSZ_FP(a0)
|
||||
#else
|
||||
# callee-saved fp regs on mips o32 ABI are
|
||||
# the even-numbered fp regs $f20,$f22,...$f30
|
||||
s.d $f20, SC_FPREGS+0*REGSZ_FP(a0)
|
||||
s.d $f22, SC_FPREGS+1*REGSZ_FP(a0)
|
||||
s.d $f24, SC_FPREGS+2*REGSZ_FP(a0)
|
||||
s.d $f26, SC_FPREGS+3*REGSZ_FP(a0)
|
||||
s.d $f28, SC_FPREGS+4*REGSZ_FP(a0)
|
||||
s.d $f30, SC_FPREGS+5*REGSZ_FP(a0)
|
||||
#endif
|
||||
sw v0, SC_FPSR(a0)
|
||||
move v0, zero
|
||||
RESTORE_GP64
|
||||
PTR_ADDU sp, FRAMESZ
|
||||
j ra
|
||||
END(setjmp)
|
||||
|
||||
|
||||
NON_LEAF(longjmp, FRAMESZ, ra)
|
||||
.mask 0x80000000, RAOFF
|
||||
PTR_SUBU sp, FRAMESZ
|
||||
SETUP_GP64(GPOFF, longjmp)
|
||||
SAVE_GP(GPOFF)
|
||||
.set reorder
|
||||
|
||||
#ifndef __LP64__
|
||||
addiu a0, 7 # roundup jmpbuf addr to 8-byte boundary
|
||||
li t0, ~7
|
||||
and a0, t0
|
||||
#endif
|
||||
|
||||
REG_S a1, A1OFF(sp)
|
||||
REG_S a0, A0OFF(sp)
|
||||
lw a0, SC_MASK(a0)
|
||||
jal sigsetmask
|
||||
REG_L a0, A0OFF(sp)
|
||||
REG_L a1, A1OFF(sp)
|
||||
|
||||
lw v0, SC_MAGIC(a0)
|
||||
li t0, 0xACEDBADE
|
||||
bne v0, t0, botch # jump if error
|
||||
|
||||
# callee-saved long-sized regs:
|
||||
REG_L ra, SC_REGS+0*REGSZ(a0)
|
||||
REG_L s0, SC_REGS+1*REGSZ(a0)
|
||||
REG_L s1, SC_REGS+2*REGSZ(a0)
|
||||
REG_L s2, SC_REGS+3*REGSZ(a0)
|
||||
REG_L s3, SC_REGS+4*REGSZ(a0)
|
||||
REG_L s4, SC_REGS+5*REGSZ(a0)
|
||||
REG_L s5, SC_REGS+6*REGSZ(a0)
|
||||
REG_L s6, SC_REGS+7*REGSZ(a0)
|
||||
REG_L s7, SC_REGS+8*REGSZ(a0)
|
||||
REG_L s8, SC_REGS+9*REGSZ(a0)
|
||||
REG_L gp, SC_REGS+10*REGSZ(a0)
|
||||
REG_L sp, SC_REGS+11*REGSZ(a0)
|
||||
|
||||
lw v0, SC_FPSR(a0)
|
||||
ctc1 v0, $31
|
||||
#ifdef __LP64__
|
||||
# callee-saved fp regs on mips n64 ABI are $f24..$f31
|
||||
l.d $f24, SC_FPREGS+0*REGSZ_FP(a0)
|
||||
l.d $f25, SC_FPREGS+1*REGSZ_FP(a0)
|
||||
l.d $f26, SC_FPREGS+2*REGSZ_FP(a0)
|
||||
l.d $f27, SC_FPREGS+3*REGSZ_FP(a0)
|
||||
l.d $f28, SC_FPREGS+4*REGSZ_FP(a0)
|
||||
l.d $f29, SC_FPREGS+5*REGSZ_FP(a0)
|
||||
l.d $f30, SC_FPREGS+6*REGSZ_FP(a0)
|
||||
l.d $f31, SC_FPREGS+7*REGSZ_FP(a0)
|
||||
#else
|
||||
# callee-saved fp regs on mips o32 ABI are
|
||||
# the even-numbered fp regs $f20,$f22,...$f30
|
||||
l.d $f20, SC_FPREGS+0*REGSZ_FP(a0)
|
||||
l.d $f22, SC_FPREGS+1*REGSZ_FP(a0)
|
||||
l.d $f24, SC_FPREGS+2*REGSZ_FP(a0)
|
||||
l.d $f26, SC_FPREGS+3*REGSZ_FP(a0)
|
||||
l.d $f28, SC_FPREGS+4*REGSZ_FP(a0)
|
||||
l.d $f30, SC_FPREGS+5*REGSZ_FP(a0)
|
||||
#endif
|
||||
bne a1, zero, 1f
|
||||
li a1, 1 # never return 0!
|
||||
1:
|
||||
move v0, a1
|
||||
j ra
|
||||
|
||||
botch:
|
||||
jal longjmperror
|
||||
jal abort
|
||||
RESTORE_GP64
|
||||
PTR_ADDU sp, FRAMESZ
|
||||
END(longjmp)
|
||||
1
libc/arch-mips64/bionic/setjmp.S
Symbolic link
1
libc/arch-mips64/bionic/setjmp.S
Symbolic link
|
|
@ -0,0 +1 @@
|
|||
../../arch-mips/bionic/setjmp.S
|
||||
|
|
@ -1,76 +0,0 @@
|
|||
/* $OpenBSD: sigsetjmp.S,v 1.5 2005/08/07 16:40:15 espie Exp $ */
|
||||
/*-
|
||||
* Copyright (c) 1991, 1993, 1995,
|
||||
* The Regents of the University of California. All rights reserved.
|
||||
*
|
||||
* This code is derived from software contributed to Berkeley by
|
||||
* Havard Eidnes.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions
|
||||
* are met:
|
||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* 2. Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
* 3. Neither the name of the University nor the names of its contributors
|
||||
* may be used to endorse or promote products derived from this software
|
||||
* without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
|
||||
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
||||
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
||||
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
|
||||
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
||||
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
||||
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
||||
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
||||
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
||||
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
||||
* SUCH DAMAGE.
|
||||
*/
|
||||
|
||||
#include <private/bionic_asm.h>
|
||||
#include <machine/setjmp.h>
|
||||
|
||||
/*
|
||||
* trampolines for sigsetjmp and siglongjmp save and restore mask.
|
||||
*
|
||||
*/
|
||||
FRAMESZ= MKFSIZ(1,1)
|
||||
GPOFF= FRAMESZ-2*REGSZ
|
||||
|
||||
LEAF(sigsetjmp, FRAMESZ)
|
||||
PTR_SUBU sp, FRAMESZ
|
||||
SETUP_GP64(GPOFF, sigsetjmp)
|
||||
.set reorder
|
||||
sw a1, _JBLEN*REGSZ(a0) # save "savemask"
|
||||
bne a1, 0x0, 1f # do saving of signal mask?
|
||||
LA t9, _setjmp
|
||||
RESTORE_GP64
|
||||
PTR_ADDU sp, FRAMESZ
|
||||
jr t9
|
||||
|
||||
1: LA t9, setjmp
|
||||
RESTORE_GP64
|
||||
PTR_ADDU sp, FRAMESZ
|
||||
jr t9
|
||||
END(sigsetjmp)
|
||||
|
||||
LEAF(siglongjmp, FRAMESZ)
|
||||
PTR_SUBU sp, FRAMESZ
|
||||
SETUP_GP64(GPOFF, siglongjmp)
|
||||
.set reorder
|
||||
lw t0, _JBLEN*REGSZ(a0) # get "savemask"
|
||||
bne t0, 0x0, 1f # restore signal mask?
|
||||
LA t9, _longjmp
|
||||
RESTORE_GP64
|
||||
PTR_ADDU sp, FRAMESZ
|
||||
jr t9
|
||||
1:
|
||||
LA t9, longjmp
|
||||
RESTORE_GP64
|
||||
PTR_ADDU sp, FRAMESZ
|
||||
jr t9
|
||||
END(siglongjmp)
|
||||
|
|
@ -49,9 +49,7 @@ libc_openbsd_src_files_mips64 += \
|
|||
libc_bionic_src_files_mips64 += \
|
||||
arch-mips64/bionic/__bionic_clone.S \
|
||||
arch-mips64/bionic/_exit_with_stack_teardown.S \
|
||||
arch-mips64/bionic/_setjmp.S \
|
||||
arch-mips64/bionic/setjmp.S \
|
||||
arch-mips64/bionic/sigsetjmp.S \
|
||||
arch-mips64/bionic/syscall.S \
|
||||
arch-mips64/bionic/vfork.S \
|
||||
|
||||
|
|
|
|||
Loading…
Reference in a new issue