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Accept alternate spellings of __sparcv7 and __sparcv8.

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Apparently some versions of gcc prefer __sparc_v7__ and __sparc_v8__.
Per report from Waldemar Brodkorb.
This commit is contained in:
Tom Lane
2015-08-10 17:34:51 -04:00
parent 7371ab74fe
commit 7e0add3861
1 changed files with 4 additions and 4 deletions
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8
src/include/storage/s_lock.h
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@@ -420,12 +420,12 @@ tas(volatile slock_t *lock)
: "=r"(_res), "+m"(*lock) : "=r"(_res), "+m"(*lock)
: "r"(lock) : "r"(lock)
: "memory"); : "memory");
#if defined(__sparcv7) #if defined(__sparcv7) || defined(__sparc_v7__)
/* /*
* No stbar or membar available, luckily no actually produced hardware * No stbar or membar available, luckily no actually produced hardware
* requires a barrier. * requires a barrier.
*/ */
#elif defined(__sparcv8) #elif defined(__sparcv8) || defined(__sparc_v8__)
/* stbar is available (and required for both PSO, RMO), membar isn't */ /* stbar is available (and required for both PSO, RMO), membar isn't */
__asm__ __volatile__ ("stbar \n":::"memory"); __asm__ __volatile__ ("stbar \n":::"memory");
#else #else
@@ -438,13 +438,13 @@ tas(volatile slock_t *lock)
return (int) _res; return (int) _res;
} }
#if defined(__sparcv7) #if defined(__sparcv7) || defined(__sparc_v7__)
/* /*
* No stbar or membar available, luckily no actually produced hardware * No stbar or membar available, luckily no actually produced hardware
* requires a barrier. * requires a barrier.
*/ */
#define S_UNLOCK(lock) (*((volatile slock_t *) (lock)) = 0) #define S_UNLOCK(lock) (*((volatile slock_t *) (lock)) = 0)
#elif defined(__sparcv8) #elif defined(__sparcv8) || defined(__sparc_v8__)
/* stbar is available (and required for both PSO, RMO), membar isn't */ /* stbar is available (and required for both PSO, RMO), membar isn't */
#define S_UNLOCK(lock) \ #define S_UNLOCK(lock) \
do \ do \