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Ignore whitespace Rev 2481 → Rev 2482

/trunk/uspace/lib/libc/arch/sparc64/include/psthread.h
File deleted
/trunk/uspace/lib/libc/arch/sparc64/include/thread.h
40,7 → 40,7
 
typedef struct {
void *self;
void *pst_data;
void *fibril_data;
} tcb_t;
 
static inline void __tcb_set(tcb_t *tcb)
/trunk/uspace/lib/libc/arch/sparc64/include/fibril.h
0,0 → 1,84
/*
* Copyright (c) 2005 Jakub Jermar
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* - The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
 
/** @addtogroup libcsparc64
* @{
*/
/** @file
*/
 
#ifndef LIBC_sparc64_FIBRIL_H_
#define LIBC_sparc64_FIBRIL_H_
 
#include <libarch/stack.h>
#include <types.h>
#include <align.h>
 
#define SP_DELTA STACK_WINDOW_SAVE_AREA_SIZE
 
#ifdef context_set
#undef context_set
#endif
 
#define context_set(c, _pc, stack, size, ptls) \
(c)->pc = ((uintptr_t) _pc) - 8; \
(c)->sp = ((uintptr_t) stack) + ALIGN_UP((size), \
STACK_ALIGNMENT) - (STACK_BIAS + SP_DELTA); \
(c)->fp = -STACK_BIAS; \
(c)->tp = ptls
/*
* Save only registers that must be preserved across
* function calls.
*/
typedef struct {
uintptr_t sp; /* %o6 */
uintptr_t pc; /* %o7 */
uint64_t i0;
uint64_t i1;
uint64_t i2;
uint64_t i3;
uint64_t i4;
uint64_t i5;
uintptr_t fp; /* %i6 */
uintptr_t i7;
uint64_t l0;
uint64_t l1;
uint64_t l2;
uint64_t l3;
uint64_t l4;
uint64_t l5;
uint64_t l6;
uint64_t l7;
uint64_t tp; /* %g7 */
} context_t;
 
#endif
 
/** @}
*/
/trunk/uspace/lib/libc/arch/sparc64/Makefile.inc
32,7 → 32,7
TARGET = sparc64-linux-gnu
TOOLCHAIN_DIR = /usr/local/sparc64/bin
 
ARCH_SOURCES += arch/$(ARCH)/src/psthread.S \
ARCH_SOURCES += arch/$(ARCH)/src/fibril.S \
arch/$(ARCH)/src/thread.c
 
CFLAGS += -mcpu=ultrasparc -m64
/trunk/uspace/lib/libc/arch/sparc64/src/psthread.S
File deleted
/trunk/uspace/lib/libc/arch/sparc64/src/fibril.S
0,0 → 1,97
#
# Copyright (c) 2005 Jakub Jermar
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
#
# - Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# - Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
# - The name of the author may not be used to endorse or promote products
# derived from this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#
 
#include <libarch/context_offset.h>
 
.text
 
.global context_save
.global context_restore
 
.macro CONTEXT_STORE r
stx %sp, [\r + OFFSET_SP]
stx %o7, [\r + OFFSET_PC]
stx %i0, [\r + OFFSET_I0]
stx %i1, [\r + OFFSET_I1]
stx %i2, [\r + OFFSET_I2]
stx %i3, [\r + OFFSET_I3]
stx %i4, [\r + OFFSET_I4]
stx %i5, [\r + OFFSET_I5]
stx %fp, [\r + OFFSET_FP]
stx %i7, [\r + OFFSET_I7]
stx %l0, [\r + OFFSET_L0]
stx %l1, [\r + OFFSET_L1]
stx %l2, [\r + OFFSET_L2]
stx %l3, [\r + OFFSET_L3]
stx %l4, [\r + OFFSET_L4]
stx %l5, [\r + OFFSET_L5]
stx %l6, [\r + OFFSET_L6]
stx %l7, [\r + OFFSET_L7]
stx %g7, [\r + OFFSET_TP]
.endm
 
.macro CONTEXT_LOAD r
ldx [\r + OFFSET_SP], %sp
ldx [\r + OFFSET_PC], %o7
ldx [\r + OFFSET_I0], %i0
ldx [\r + OFFSET_I1], %i1
ldx [\r + OFFSET_I2], %i2
ldx [\r + OFFSET_I3], %i3
ldx [\r + OFFSET_I4], %i4
ldx [\r + OFFSET_I5], %i5
ldx [\r + OFFSET_FP], %fp
ldx [\r + OFFSET_I7], %i7
ldx [\r + OFFSET_L0], %l0
ldx [\r + OFFSET_L1], %l1
ldx [\r + OFFSET_L2], %l2
ldx [\r + OFFSET_L3], %l3
ldx [\r + OFFSET_L4], %l4
ldx [\r + OFFSET_L5], %l5
ldx [\r + OFFSET_L6], %l6
ldx [\r + OFFSET_L7], %l7
ldx [\r + OFFSET_TP], %g7
.endm
 
context_save:
CONTEXT_STORE %o0
retl
mov 1, %o0 ! context_save_arch returns 1
 
context_restore:
#
# Flush all active windows.
# This is essential, because CONTEXT_LOAD overwrites
# %sp of CWP - 1 with the value written to %fp of CWP.
# Flushing all active windows mitigates this problem
# as CWP - 1 becomes the overlap window.
#
flushw
CONTEXT_LOAD %o0
retl
xor %o0, %o0, %o0 ! context_restore_arch returns 0