diff options
Diffstat (limited to 'lib/libpthread')
| -rw-r--r-- | lib/libpthread/arch/hppa64/_atomic_lock.c | 15 | ||||
| -rw-r--r-- | lib/libpthread/arch/hppa64/uthread_machdep.h | 7 | ||||
| -rw-r--r-- | lib/libpthread/arch/hppa64/uthread_machdep_asm.S | 109 |
3 files changed, 131 insertions, 0 deletions
diff --git a/lib/libpthread/arch/hppa64/_atomic_lock.c b/lib/libpthread/arch/hppa64/_atomic_lock.c new file mode 100644 index 00000000000..3fbd67cf82c --- /dev/null +++ b/lib/libpthread/arch/hppa64/_atomic_lock.c @@ -0,0 +1,15 @@ +/* $OpenBSD: _atomic_lock.c,v 1.1 2011/08/04 14:23:36 kettenis Exp $ */ +/* + * Atomic lock for hppa + */ +#include "spinlock.h" + +int +_atomic_lock(volatile register_t *lock) +{ + register register_t old; + + __asm__("ldcws 0(%1), %0" : "=r" (old): "r" (lock)); + + return (old == _SPINLOCK_LOCKED); +} diff --git a/lib/libpthread/arch/hppa64/uthread_machdep.h b/lib/libpthread/arch/hppa64/uthread_machdep.h new file mode 100644 index 00000000000..da0810bab10 --- /dev/null +++ b/lib/libpthread/arch/hppa64/uthread_machdep.h @@ -0,0 +1,7 @@ +/* $OpenBSD: uthread_machdep.h,v 1.1 2011/08/04 14:23:36 kettenis Exp $ */ + +struct _machdep_state { + u_long sp; + u_long fp; + u_int64_t fpregs[32]; +}; diff --git a/lib/libpthread/arch/hppa64/uthread_machdep_asm.S b/lib/libpthread/arch/hppa64/uthread_machdep_asm.S new file mode 100644 index 00000000000..2fa991fc62f --- /dev/null +++ b/lib/libpthread/arch/hppa64/uthread_machdep_asm.S @@ -0,0 +1,109 @@ +/* $OpenBSD: uthread_machdep_asm.S,v 1.1 2011/08/04 14:23:36 kettenis Exp $ */ +/* Michael Shalayeff <mickey@openbsd.org>. Public Domain. */ + +#include <machine/asm.h> +#define _LOCORE +#include <machine/frame.h> + +/* + * void _thread_machdep_init(statep, base, len, entry) + * struct _machdep_state *statep; + * void *base; + * int len; + * void (*entry)(void); + */ +ENTRY(_thread_machdep_init,0) + bv %r0(%rp) + nop +EXIT(_thread_machdep_init) + +/* + * void _thread_machdep_switch(newstate, oldstate); + * struct _machdep_state *newstate, *oldstate; + */ +ENTRY(_thread_machdep_switch,0) + bv %r0(%rp) + nop +EXIT(_thread_machdep_switch) + +/* + * void _thread_machdep_save_float_state(struct _machdep_state* statep); + */ +ENTRY(_thread_machdep_save_float_state,0) + ldo 8(%arg0), %arg0 + fstd,ma %fr0, 8(%arg0) + fstd,ma %fr1, 8(%arg0) + fstd,ma %fr2, 8(%arg0) + fstd,ma %fr3, 8(%arg0) + fstd,ma %fr4, 8(%arg0) + fstd,ma %fr5, 8(%arg0) + fstd,ma %fr6, 8(%arg0) + fstd,ma %fr7, 8(%arg0) + fstd,ma %fr8, 8(%arg0) + fstd,ma %fr9, 8(%arg0) + fstd,ma %fr10, 8(%arg0) + fstd,ma %fr11, 8(%arg0) + fstd,ma %fr12, 8(%arg0) + fstd,ma %fr13, 8(%arg0) + fstd,ma %fr14, 8(%arg0) + fstd,ma %fr15, 8(%arg0) + fstd,ma %fr16, 8(%arg0) + fstd,ma %fr17, 8(%arg0) + fstd,ma %fr18, 8(%arg0) + fstd,ma %fr19, 8(%arg0) + fstd,ma %fr20, 8(%arg0) + fstd,ma %fr21, 8(%arg0) + fstd,ma %fr22, 8(%arg0) + fstd,ma %fr23, 8(%arg0) + fstd,ma %fr24, 8(%arg0) + fstd,ma %fr25, 8(%arg0) + fstd,ma %fr26, 8(%arg0) + fstd,ma %fr27, 8(%arg0) + fstd,ma %fr28, 8(%arg0) + fstd,ma %fr29, 8(%arg0) + fstd,ma %fr30, 8(%arg0) + bv %r0(%rp) + fstd,ma %fr31, 8(%arg0) +EXIT(_thread_machdep_save_float_state) + +/* + * void _thread_machdep_restore_float_state(struct _machdep_state* statep); + */ +ENTRY(_thread_machdep_restore_float_state,0) + ldo 8*32(%arg0), %arg0 + fldd,ma -8(%arg0), %fr31 + fldd,ma -8(%arg0), %fr30 + fldd,ma -8(%arg0), %fr29 + fldd,ma -8(%arg0), %fr28 + fldd,ma -8(%arg0), %fr27 + fldd,ma -8(%arg0), %fr26 + fldd,ma -8(%arg0), %fr25 + fldd,ma -8(%arg0), %fr24 + fldd,ma -8(%arg0), %fr23 + fldd,ma -8(%arg0), %fr22 + fldd,ma -8(%arg0), %fr21 + fldd,ma -8(%arg0), %fr20 + fldd,ma -8(%arg0), %fr19 + fldd,ma -8(%arg0), %fr18 + fldd,ma -8(%arg0), %fr17 + fldd,ma -8(%arg0), %fr16 + fldd,ma -8(%arg0), %fr15 + fldd,ma -8(%arg0), %fr14 + fldd,ma -8(%arg0), %fr13 + fldd,ma -8(%arg0), %fr12 + fldd,ma -8(%arg0), %fr11 + fldd,ma -8(%arg0), %fr10 + fldd,ma -8(%arg0), %fr9 + fldd,ma -8(%arg0), %fr8 + fldd,ma -8(%arg0), %fr7 + fldd,ma -8(%arg0), %fr6 + fldd,ma -8(%arg0), %fr5 + fldd,ma -8(%arg0), %fr4 + fldd,ma -8(%arg0), %fr3 + fldd,ma -8(%arg0), %fr2 + fldd,ma -8(%arg0), %fr1 + bv %r0(%rp) + fldd,ma -8(%arg0), %fr0 +EXIT(_thread_machdep_restore_float_state) + + .end |