Commit0245c75

committed

Add support for Motorola 88K to s_lock.h.

Apparently there are still people out there who care about this oldarchitecture. They probably care about dusty versions of Postgrestoo, so back-patch to all supported branches.David Carlier (from a patch being carried by OpenBSD packagers)Discussion:https://postgr.es/m/CA+XhMqzwFSGVU7MEnfhCecc8YdP98tigXzzpd0AAdwaGwaVXEA@mail.gmail.com

1 parent77b76fe commit0245c75Copy full SHA for 0245c75

File tree

+24

-0

lines changed

+24

-0

lines changed

Lines changed: 24 additions & 0 deletions

Original file line number	Diff line number	Diff line change
`@@ -559,6 +559,30 @@ tas(volatile slock_t *lock)`
`559`	`559`	`#endif/* (__mc68000__ \|\| __m68k__) && __linux__ */`
`560`	`560`
`561`	`561`
	`562`	`+/* Motorola 88k */`
	`563`	`+#if defined(__m88k__)`
	`564`	`+#defineHAS_TEST_AND_SET`
	`565`	`+`
	`566`	`+typedefunsignedintslock_t;`
	`567`	`+`
	`568`	`+#defineTAS(lock) tas(lock)`
	`569`	`+`
	`570`	`+static __inline__int`
	`571`	`+tas(volatileslock_t*lock)`
	`572`	`+{`
	`573`	`+registerslock_t_res=1;`
	`574`	`+`
	`575`	`+__asm__ __volatile__(`
	`576`	`+"xmem%0, %2, %%r0\n"`
	`577`	`+:"+r"(_res),"+m"(*lock)`
	`578`	`+:"r"(lock)`
	`579`	`+:"memory");`
	`580`	`+return (int)_res;`
	`581`	`+}`
	`582`	`+`
	`583`	`+#endif/* __m88k__ */`
	`584`	`+`
	`585`	`+`
`562`	`586`	`/*`
`563`	`587`	`* VAXen -- even multiprocessor ones`
`564`	`588`	`* (thanks to Tom Ivar Helbekkmo)`

Comments

(0)