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jeremybenn |
; Subroutines for calling unbound dynamic functions from within GDB for HPPA.
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; Subroutines for out of line prologues and epilogues on for the HPPA
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; Copyright (C) 1994, 1995, 1996, 2009 Free Software Foundation, Inc.
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; This file is part of GCC.
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; GCC is free software; you can redistribute it and/or modify
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; it under the terms of the GNU General Public License as published by
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; the Free Software Foundation; either version 3, or (at your option)
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; any later version.
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; GCC 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
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; GNU General Public License for more details.
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; Under Section 7 of GPL version 3, you are granted additional
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; permissions described in the GCC Runtime Library Exception, version
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; 3.1, as published by the Free Software Foundation.
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; You should have received a copy of the GNU General Public License and
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; a copy of the GCC Runtime Library Exception along with this program;
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; see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
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; .
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#if !defined(__pro__) && !defined(__rtems__)
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.SPACE $PRIVATE$
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.SUBSPA $DATA$,QUAD=1,ALIGN=8,ACCESS=31
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.SUBSPA $BSS$,QUAD=1,ALIGN=8,ACCESS=31,ZERO,SORT=82
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.SPACE $TEXT$
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.SUBSPA $LIT$,QUAD=0,ALIGN=8,ACCESS=44
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.SUBSPA $CODE$,QUAD=0,ALIGN=8,ACCESS=44,CODE_ONLY
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.SUBSPA $MILLICODE$,QUAD=0,ALIGN=8,ACCESS=44,SORT=8
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#endif
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.IMPORT $$dyncall,MILLICODE
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#if !defined(__pro__) && !defined(__rtems__)
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.SPACE $TEXT$
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.SUBSPA $CODE$
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#else
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.text
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#endif
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; Simply call with the address of the desired import stub in %r22 and
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; arguments in the normal place (%r26-%r23 and stack slots).
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;
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.align 4
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.EXPORT __gcc_plt_call,ENTRY,PRIV_LEV=3,RTNVAL=GR
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__gcc_plt_call
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.PROC
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.CALLINFO
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.ENTRY
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; Our return address comes in %r31, not %r2!
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stw %r31,-8(%r30)
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; An inline version of dyncall so we don't have to worry
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; about long calls to millicode, PIC and other complexities.
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bb,>=,n %r22,30,L$foo
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depi 0,31,2,%r22
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ldw 4(%r22),%r19
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ldw 0(%r22),%r22
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L$foo
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ldsid (%r22),%r1
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mtsp %r1,%sr0
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ble 0(%sr0,%r22)
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copy %r31,%r2
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ldw -8(%r30),%r2
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; We're going to be returning to a stack address, so we
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; need to do an intra-space return.
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ldsid (%rp),%r1
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mtsp %r1,%sr0
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be,n 0(%sr0,%rp)
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.EXIT
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.PROCEND
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