| 1,5 → 1,5 |
|---|
| /* |
| * Copyright (C) 2006 Martin Decky |
| * Copyright (C) 2005 Jakub Jermar |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| 26,35 → 26,56 |
|---|
| * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| /** @addtogroup libcsparc64 |
| /** @addtogroup libcsparc64 |
| * @{ |
| */ |
| /** @file |
| */ |
| |
| #ifndef __LIBC__sparc64__PSTHREAD_H__ |
| #define __LIBC__sparc64__PSTHREAD_H__ |
| #ifndef LIBC_sparc64_PSTHREAD_H_ |
| #define LIBC_sparc64_PSTHREAD_H_ |
| |
| #include <libarch/stack.h> |
| #include <types.h> |
| #include <align.h> |
| |
| /* We define our own context_set, because we need to set |
| * the TLS pointer to the tcb+0x7000 |
| * |
| * See tls_set in thread.h |
| */ |
| #define context_set(c, _pc, stack, size, ptls) \ |
| (c)->pc = (sysarg_t) (_pc); \ |
| (c)->sp = ((sysarg_t) (stack)) + (size) - SP_DELTA; \ |
| (c)->tls = ((sysarg_t) (ptls)) + 0x7000 + sizeof(tcb_t); |
| #define SP_DELTA STACK_WINDOW_SAVE_AREA_SIZE |
| |
| #define SP_DELTA 16 |
| #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 |
| |
| /* |
| * Only save registers that must be preserved across |
| * function calls. |
| */ |
| typedef struct { |
| uint64_t sp; |
| uint64_t pc; |
| |
| uint64_t tls; |
| } __attribute__ ((packed)) context_t; |
| 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 |
| |