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Code

cleanup.

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This commit is contained in:
Bruce Momjian 2001-01-19 21:09:57 +00:00
parent 27aaf9df7e
commit 75815c3100
2 changed files with 71 additions and 68 deletions
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13
src/backend/storage/buffer/s_lock.c
View File

@ -8,7 +8,7 @@
* *
* *
* IDENTIFICATION * IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/storage/buffer/Attic/s_lock.c,v 1.30 2001/01/19 20:39:16 momjian Exp $ * $Header: /cvsroot/pgsql/src/backend/storage/buffer/Attic/s_lock.c,v 1.31 2001/01/19 21:09:57 momjian Exp $
* *
*------------------------------------------------------------------------- *-------------------------------------------------------------------------
*/ */
@ -144,7 +144,8 @@ _tas: \n\
rts \n\ rts \n\
_success: \n\ _success: \n\
moveq #0,d0 \n\ moveq #0,d0 \n\
rts"); rts \n\
");
} }
#endif /* __m68k__ */ #endif /* __m68k__ */
@ -174,7 +175,7 @@ fail: li r3,1 \n\
success: \n\ success: \n\
li r3,0 \n\ li r3,0 \n\
blr \n\ blr \n\
"); ");
} }
#endif /* __APPLE__ && __ppc__ */ #endif /* __APPLE__ && __ppc__ */
@ -198,7 +199,8 @@ fail: li 3,1 \n\
blr \n\ blr \n\
success: \n\ success: \n\
li 3,0 \n\ li 3,0 \n\
blr"); blr \n\
");
} }
#endif /* __powerpc__ */ #endif /* __powerpc__ */
@ -222,7 +224,8 @@ tas: \n\
j $31 \n\ j $31 \n\
fail: \n\ fail: \n\
li $2, 1 \n\ li $2, 1 \n\
j $31"); j $31 \n\
");
} }
#endif /* __mips__ */ #endif /* __mips__ */

62
src/include/storage/s_lock.h
View File

@ -9,7 +9,7 @@
* *
* *
* IDENTIFICATION * IDENTIFICATION
* $Header: /cvsroot/pgsql/src/include/storage/s_lock.h,v 1.83 2001/01/19 20:39:16 momjian Exp $ * $Header: /cvsroot/pgsql/src/include/storage/s_lock.h,v 1.84 2001/01/19 21:09:57 momjian Exp $
* *
*------------------------------------------------------------------------- *-------------------------------------------------------------------------
*/ */
@ -103,12 +103,12 @@ extern void s_lock_sleep(unsigned spins, int microsec,
* Standard _asm format: * Standard _asm format:
* *
* __asm__ __volatile__( * __asm__ __volatile__(
* "command \n" "command \n"
* "command \n" "command \n"
* "command \n" "command \n"
* : "=r"(_res) return value, in register : "=r"(_res) return value, in register
* : "r"(lock) argument, 'lock pointer', in register : "r"(lock) argument, 'lock pointer', in register
* : "r0"); inline code uses this register : "r0"); inline code uses this register
*/ */
@ -123,8 +123,8 @@ tas(volatile slock_t *lock)
__asm__ __volatile__( __asm__ __volatile__(
"lock \n" "lock \n"
"xchgb %0,%1 \n" "xchgb %0,%1 \n"
: "=q"(_res), "=m"(*lock) : "=q"(_res), "=m"(*lock)
: "0"(_res)); : "0"(_res));
return (int) _res; return (int) _res;
} }
@ -141,9 +141,9 @@ tas(volatile slock_t *lock)
__asm__ __volatile__( __asm__ __volatile__(
"xchg4 %0=%1,%2 \n" "xchg4 %0=%1,%2 \n"
: "=r"(ret), "=m"(*lock) : "=r"(ret), "=m"(*lock)
: "r"(1), "1"(*lock) : "r"(1), "1"(*lock)
: "memory"); : "memory");
return (int) ret; return (int) ret;
} }
@ -161,8 +161,8 @@ tas(volatile slock_t *lock)
__asm__ __volatile__( __asm__ __volatile__(
"swpb %0, %0, [%3] \n" "swpb %0, %0, [%3] \n"
: "=r"(_res), "=m"(*lock) : "=r"(_res), "=m"(*lock)
: "0"(_res), "r"(lock)); : "0"(_res), "r"(lock));
return (int) _res; return (int) _res;
} }
@ -183,11 +183,11 @@ tas(volatile slock_t *lock)
"la 1,1 \n" "la 1,1 \n"
"l 2,%2 \n" "l 2,%2 \n"
"slr 0,0 \n" "slr 0,0 \n"
"cs 0,1,0(2) \n" "cs 0,1,0(2)\n"
"lr %1,0 \n" "lr %1,0 \n"
: "=m"(lock), "=d"(_res) : "=m"(lock), "=d"(_res)
: "m"(lock) : "m"(lock)
: "0", "1", "2"); : "0", "1", "2");
return (_res); return (_res);
} }
@ -205,8 +205,8 @@ tas(volatile slock_t *lock)
__asm__ __volatile__( __asm__ __volatile__(
"ldstub [%2], %0 \n" "ldstub [%2], %0 \n"
: "=r"(_res), "=m"(*lock) : "=r"(_res), "=m"(*lock)
: "r"(lock)); : "r"(lock));
return (int) _res; return (int) _res;
} }
@ -224,9 +224,9 @@ tas(volatile slock_t *lock)
__asm__ __volatile__( __asm__ __volatile__(
"tas %1 \n" "tas %1 \n"
"sne %0 \n" "sne %0 \n"
: "=d"(rv), "=m"(*lock) : "=d"(rv), "=m"(*lock)
: "1"(*lock) : "1"(*lock)
: "cc"); : "cc");
return rv; return rv;
} }
@ -253,9 +253,9 @@ tas(volatile slock_t *lock)
"bbssi $0, (%1), 1f \n" "bbssi $0, (%1), 1f \n"
"clrl r0 \n" "clrl r0 \n"
"1: movl r0, %0 \n" "1: movl r0, %0 \n"
: "=r"(_res) : "=r"(_res)
: "r"(lock) : "r"(lock)
: "r0"); : "r0");
return (int) _res; return (int) _res;
} }
@ -273,7 +273,7 @@ tas(volatile slock_t *lock)
__asm__ __volatile__( __asm__ __volatile__(
"sbitb 0, %0 \n" "sbitb 0, %0 \n"
"sfsd %1 \n" "sfsd %1 \n"
: "=m"(*lock), "=r"(_res)); : "=m"(*lock), "=r"(_res));
return (int) _res; return (int) _res;
} }
@ -349,10 +349,10 @@ tas(volatile slock_t *lock)
"mb \n" "mb \n"
"br 3f \n" "br 3f \n"
"2: mov 1, %1 \n" "2: mov 1, %1 \n"
"3:" "3: \n"
: "=m"(*lock), "=r"(_res) : "=m"(*lock), "=r"(_res)
: :
: "0"); : "0");
return (int) _res; return (int) _res;
} }