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re PR target/19065 (Make CRIS libstdc++ asms autoincrement-safe)

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PR target/19065
	* config/cpu/cris/atomicity.h (__exchange_and_add): In asm, use
	'Q' constraint, not 'm'.

From-SVN: r95648
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Hans-Peter Nilsson 2005-02-28 02:33:39 +00:00 committed by Hans-Peter Nilsson
parent 23369befff
commit b98c9bf289
2 changed files with 11 additions and 5 deletions
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6
libstdc++-v3/ChangeLog
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@ -1,3 +1,9 @@
2005-02-28 Hans-Peter Nilsson <hp@axis.com>
PR target/19065
* config/cpu/cris/atomicity.h (__exchange_and_add): In asm, use
'Q' constraint, not 'm'.
2005-02-26 Earl Chew <earl_chew@agilent.com>
Christopher Jefferson <chris@bubblescope.net>

10
libstdc++-v3/config/cpu/cris/atomicity.h
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@ -1,6 +1,6 @@
// Low-level functions for atomic operations: CRIS version -*- C++ -*-
// Copyright (C) 2001, 2003, 2004 Free Software Foundation, Inc.
// Copyright (C) 2001, 2003, 2004, 2005 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library. This library is free
// software; you can redistribute it and/or modify it under the
@ -47,8 +47,8 @@ namespace __gnu_cxx
" move.d %2,[%3] \n"
" bwf 0b \n"
" clearf \n"
: "=&r" (__result), "=m" (*__mem), "=&r" (__tmp)
: "r" (__mem), "g" (__val), "m" (*__mem)
: "=&r" (__result), "=Q" (*__mem), "=&r" (__tmp)
: "r" (__mem), "g" (__val), "Q" (*__mem)
/* The memory clobber must stay, regardless of
current uses of this function. */
: "memory");
@ -60,8 +60,8 @@ namespace __gnu_cxx
" add.d %0,%2 \n"
" move.d %2,[%3] \n"
" move $r9,$ccr \n"
: "=&r" (__result), "=m" (*__mem), "=&r" (__tmp)
: "r" (__mem), "g" (__val), "m" (*__mem)
: "=&r" (__result), "=Q" (*__mem), "=&r" (__tmp)
: "r" (__mem), "g" (__val), "Q" (*__mem)
: "r9",
/* The memory clobber must stay, regardless of
current uses of this function. */