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| author | Andrew Pinski <pinskia@physics.uc.edu> | 2003-12-25 04:27:58 +0000 |
|---|---|---|
| committer | Andrew Pinski <pinskia@gcc.gnu.org> | 2003-12-24 20:27:58 -0800 |
| commit | be886286218f7b11a4bfcc754f7abcae0b345beb (patch) | |
| tree | 8f036902acb540e7213e5543af1e2c47cae5c789 | |
| parent | a51c409779289f065ed208581ec67b3d3fac0de5 (diff) | |
| download | gcc-be886286218f7b11a4bfcc754f7abcae0b345beb.zip gcc-be886286218f7b11a4bfcc754f7abcae0b345beb.tar.gz gcc-be886286218f7b11a4bfcc754f7abcae0b345beb.tar.bz2 | |
atomicity.h (__exchange_and_add): Fix output constraint.
* config/cpu/i386/atomicity.h (__exchange_and_add): Fix output
constraint.
From-SVN: r75017
| -rw-r--r-- | libstdc++-v3/ChangeLog | 5 | ||||
| -rw-r--r-- | libstdc++-v3/config/cpu/i386/atomicity.h | 2 |
2 files changed, 5 insertions, 2 deletions
diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog index 27b3a4b..72cbfbb 100644 --- a/libstdc++-v3/ChangeLog +++ b/libstdc++-v3/ChangeLog @@ -1,7 +1,10 @@ 2003-12-24 Andrew Pinski <pinskia@physics.uc.edu> + * config/cpu/i386/atomicity.h (__exchange_and_add): Fix output + constraint. + PR libstdc++/13480 - * config/cpu/i486/atomicity.h: Split up read-write memory operand. + * config/cpu/i386/atomicity.h: Split up read-write memory operand. 2003-12-23 Benjamin Kosnik <bkoz@redhat.com> diff --git a/libstdc++-v3/config/cpu/i386/atomicity.h b/libstdc++-v3/config/cpu/i386/atomicity.h index 8905d78..7a949c3 100644 --- a/libstdc++-v3/config/cpu/i386/atomicity.h +++ b/libstdc++-v3/config/cpu/i386/atomicity.h @@ -52,7 +52,7 @@ __exchange_and_add(volatile _Atomic_word* __mem, int __val) /* obtain the atomic exchange/add spin lock */ do { __asm__ __volatile__ ("xchg{l} {%0,%1|%1,%0}" - : "m" (__Atomicity_lock<0>::_S_atomicity_lock), + : "=m" (__Atomicity_lock<0>::_S_atomicity_lock), "+r" (__tmp) : "m" (__Atomicity_lock<0>::_S_atomicity_lock)); } while (__tmp); |