| swtch.S (281494) | swtch.S (285271) |
|---|---|
| 1/*- 2 * Copyright (c) 2014 Andrew Turner 3 * Copyright (c) 2014 The FreeBSD Foundation 4 * All rights reserved. 5 * 6 * This software was developed by Andrew Turner under sponsorship from 7 * the FreeBSD Foundation. 8 * --- 19 unchanged lines hidden (view full) --- 28 * SUCH DAMAGE. 29 * 30 */ 31 32#include "assym.s" 33 34#include <machine/asm.h> 35 | 1/*- 2 * Copyright (c) 2014 Andrew Turner 3 * Copyright (c) 2014 The FreeBSD Foundation 4 * All rights reserved. 5 * 6 * This software was developed by Andrew Turner under sponsorship from 7 * the FreeBSD Foundation. 8 * --- 19 unchanged lines hidden (view full) --- 28 * SUCH DAMAGE. 29 * 30 */ 31 32#include "assym.s" 33 34#include <machine/asm.h> 35 |
| 36__FBSDID("$FreeBSD: head/sys/arm64/arm64/swtch.S 281494 2015-04-13 14:43:10Z andrew $"); | 36__FBSDID("$FreeBSD: head/sys/arm64/arm64/swtch.S 285271 2015-07-08 14:07:06Z andrew $"); |
| 37 38/* 39 * void cpu_throw(struct thread *old, struct thread *new) 40 */ 41ENTRY(cpu_throw) 42#ifdef SMP 43#error cpu_throw needs to be ported to support SMP 44#endif --- 196 unchanged lines hidden (view full) --- 241 * No need for interrupts reenabling since PSR 242 * will be set to the desired value anyway. 243 */ 244 eret 245 246END(fork_trampoline) 247 248ENTRY(savectx) | 37 38/* 39 * void cpu_throw(struct thread *old, struct thread *new) 40 */ 41ENTRY(cpu_throw) 42#ifdef SMP 43#error cpu_throw needs to be ported to support SMP 44#endif --- 196 unchanged lines hidden (view full) --- 241 * No need for interrupts reenabling since PSR 242 * will be set to the desired value anyway. 243 */ 244 eret 245 246END(fork_trampoline) 247 248ENTRY(savectx) |
| 249 adr x0, .Lsavectx_panic_str 250 bl panic | 249 /* Store the callee-saved registers */ 250 stp x8, x9, [x0, #PCB_REGS + 8 * 8] 251 stp x10, x11, [x0, #PCB_REGS + 10 * 8] 252 stp x12, x13, [x0, #PCB_REGS + 12 * 8] 253 stp x14, x15, [x0, #PCB_REGS + 14 * 8] 254 stp x16, x17, [x0, #PCB_REGS + 16 * 8] 255 stp x18, x19, [x0, #PCB_REGS + 18 * 8] 256 stp x20, x21, [x0, #PCB_REGS + 20 * 8] 257 stp x22, x23, [x0, #PCB_REGS + 22 * 8] 258 stp x24, x25, [x0, #PCB_REGS + 24 * 8] 259 stp x26, x27, [x0, #PCB_REGS + 26 * 8] 260 stp x28, x29, [x0, #PCB_REGS + 28 * 8] 261 str x30, [x0, #PCB_REGS + 30 * 8] 262 /* And the old stack pointer */ 263 mov x5, sp 264 mrs x6, tpidr_el0 265 stp x5, x6, [x0, #PCB_SP] 266 267 /* Store the VFP registers */ 268#ifdef VFP 269 mov x29, lr 270 bl vfp_save_state 271 mov lr, x29 272#endif 273 |
| 251 ret | 274 ret |
| 252.Lsavectx_panic_str: 253 .asciz "savectx" | |
| 254END(savectx) 255 | 275END(savectx) 276 |