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2004-11-05 Maciej W. Rozycki <macro@mips.com> * sysdeps/mips/dl-machine.h: Include <sgidefs.h>. Use _ABIO32, _ABIN32 and _ABI64 for ABI selection throughout. * sysdeps/mips/elf/start.S: Likewise. * sysdeps/mips/mips64/__longjmp.c: Likewise. * sysdeps/mips/mips64/bsd-_setjmp.S: Likewise. * sysdeps/mips/mips64/bsd-setjmp.S: Likewise. * sysdeps/mips/mips64/setjmp.S: Likewise. * sysdeps/mips/mips64/setjmp_aux.c: Likewise. * sysdeps/mips/sys/regdef.h: Likewise. * sysdeps/mips/sys/ucontext.h: Likewise. * sysdeps/unix/mips/sysdep.h: Likewise. * sysdeps/unix/sysv/linux/kernel-features.h: Likewise. * sysdeps/unix/sysv/linux/mips/pread.c: Likewise. * sysdeps/unix/sysv/linux/mips/pread64.c: Likewise. * sysdeps/unix/sysv/linux/mips/ptrace.c: Likewise. * sysdeps/unix/sysv/linux/mips/pwrite.c: Likewise. * sysdeps/unix/sysv/linux/mips/pwrite64.c: Likewise. * sysdeps/unix/sysv/linux/mips/sigaction.c: Likewise. * sysdeps/unix/sysv/linux/mips/sys/procfs.h: Likewise. * sysdeps/unix/sysv/linux/mips/sys/ucontext.h: Likewise. * sysdeps/mips/atomicity.h: Use _ABIO32, _ABIN32 and _ABI64 for ABI selection throughout. * sysdeps/mips/bits/setjmp.h: Likewise. * sysdeps/mips/fpu/bits/mathdef.h: Likewise. * sysdeps/mips/machine-gmon.h: Likewise. * sysdeps/mips/sys/asm.h: Likewise. * sysdeps/unix/sysv/linux/mips/bits/fcntl.h: Likewise. * sysdeps/unix/sysv/linux/mips/bits/sigcontext.h: Likewise. * sysdeps/unix/sysv/linux/mips/bits/stat.h: Likewise. * sysdeps/unix/sysv/linux/mips/kernel_stat.h: Likewise. * sysdeps/unix/sysv/linux/mips/sigcontextinfo.h: Likewise. * sysdeps/unix/sysv/linux/mips/sys/ptrace.h: Likewise. * sysdeps/unix/sysv/linux/mips/sys/tas.h: Likewise. * sysdeps/unix/sysv/linux/mips/sys/user.h: Likewise. * sysdeps/mips/sgidefs.h: Prevent <asm/sgidefs.h> from being included by kernel headers and undo its settings if already included. Define _ABIO32, _ABIN32 and _ABI64 if missing and use them to define _MIPS_SIM_ABI32, _MIPS_SIM_NABI32 and _MIPS_SIM_ABI64 for compatibility. * sysdeps/unix/sysv/linux/mips/Makefile: Use _ABIO32, _ABIN32 and _ABI64 for ABI selection in generated syscall-list.h * sysdeps/unix/sysv/linux/mips/configure.in: Use _ABIO32, _ABIN32 and _ABI64 for ABI selection in generated asm-unistd.h. * sysdeps/unix/sysv/linux/mips/configure: Regenerate. * sysdeps/unix/sysv/linux/mips/pwrite.c (__libc_pwrite): Correct an inverted _MIPS_SIM conditional.
142 lines
4.0 KiB
C
142 lines
4.0 KiB
C
/* Machine-specific calling sequence for `mcount' profiling function. MIPS
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Copyright (C) 1996, 1997, 2000, 2001, 2002, 2003, 2004
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Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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#include <sgidefs.h>
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#define _MCOUNT_DECL(frompc,selfpc) \
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static void __attribute_used__ __mcount (u_long frompc, u_long selfpc)
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/* Call __mcount with the return PC for our caller,
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and the return PC our caller will return to. */
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#if _MIPS_SIM == _ABIO32
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#ifdef __PIC__
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# define CPLOAD ".cpload $25;"
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# define CPRESTORE ".cprestore 44\n\t"
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#else
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# define CPLOAD
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# define CPRESTORE
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#endif
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#define MCOUNT asm(\
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".globl _mcount;\n\t" \
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".align 2;\n\t" \
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".type _mcount,@function;\n\t" \
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".ent _mcount\n\t" \
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"_mcount:\n\t" \
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".frame $sp,44,$31\n\t" \
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".set noreorder;\n\t" \
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".set noat;\n\t" \
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CPLOAD \
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"subu $29,$29,48;\n\t" \
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CPRESTORE \
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"sw $4,24($29);\n\t" \
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"sw $5,28($29);\n\t" \
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"sw $6,32($29);\n\t" \
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"sw $7,36($29);\n\t" \
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"sw $2,40($29);\n\t" \
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"sw $1,16($29);\n\t" \
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"sw $31,20($29);\n\t" \
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"move $5,$31;\n\t" \
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"move $4,$1;\n\t" \
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"jal __mcount;\n\t" \
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"nop;\n\t" \
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"lw $4,24($29);\n\t" \
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"lw $5,28($29);\n\t" \
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"lw $6,32($29);\n\t" \
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"lw $7,36($29);\n\t" \
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"lw $2,40($29);\n\t" \
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"lw $31,20($29);\n\t" \
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"lw $1,16($29);\n\t" \
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"addu $29,$29,56;\n\t" \
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"j $31;\n\t" \
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"move $31,$1;\n\t" \
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".set reorder;\n\t" \
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".set at\n\t" \
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".end _mcount");
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#else
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#ifdef __PIC__
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# define CPSETUP ".cpsetup $25, 88, _mcount;"
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# define CPRETURN ".cpreturn;"
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#else
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# define CPSETUP
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# define CPRETURN
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#endif
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#if _MIPS_SIM == _ABIN32
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# define PTR_ADDU_STRING "add" /* no u */
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# define PTR_SUBU_STRING "sub" /* no u */
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#elif _MIPS_SIM == _ABI64
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# define PTR_ADDU_STRING "daddu"
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# define PTR_SUBU_STRING "dsubu"
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#else
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# error "Unknown ABI"
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#endif
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#define MCOUNT asm(\
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".globl _mcount;\n\t" \
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".align 3;\n\t" \
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".type _mcount,@function;\n\t" \
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".ent _mcount\n\t" \
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"_mcount:\n\t" \
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".frame $sp,88,$31\n\t" \
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".set noreorder;\n\t" \
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".set noat;\n\t" \
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PTR_SUBU_STRING " $29,$29,96;\n\t" \
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CPSETUP \
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"sd $4,24($29);\n\t" \
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"sd $5,32($29);\n\t" \
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"sd $6,40($29);\n\t" \
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"sd $7,48($29);\n\t" \
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"sd $8,56($29);\n\t" \
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"sd $9,64($29);\n\t" \
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"sd $10,72($29);\n\t" \
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"sd $11,80($29);\n\t" \
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"sd $2,16($29);\n\t" \
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"sd $1,0($29);\n\t" \
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"sd $31,8($29);\n\t" \
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"move $5,$31;\n\t" \
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"move $4,$1;\n\t" \
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"jal __mcount;\n\t" \
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"nop;\n\t" \
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"ld $4,24($29);\n\t" \
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"ld $5,32($29);\n\t" \
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"ld $6,40($29);\n\t" \
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"ld $7,48($29);\n\t" \
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"ld $8,56($29);\n\t" \
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"ld $9,64($29);\n\t" \
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"ld $10,72($29);\n\t" \
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"ld $11,80($29);\n\t" \
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"ld $2,16($29);\n\t" \
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"ld $31,8($29);\n\t" \
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"ld $1,0($29);\n\t" \
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CPRETURN \
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PTR_ADDU_STRING " $29,$29,96;\n\t" \
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"j $31;\n\t" \
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"move $31,$1;\n\t" \
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".set reorder;\n\t" \
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".set at\n\t" \
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".end _mcount");
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#endif
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