1/*-
2 * Copyright (c) 1990 The Regents of the University of California.
3 * All rights reserved.
4 *
5 * This code is derived from software contributed to Berkeley by
6 * William Jolitz.
7 *
8 * Redistribution and use in source and binary forms, with or without
--- 20 unchanged lines hidden (view full) ---
29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 * SUCH DAMAGE.
31 */
32
33#if defined(LIBC_SCCS) && !defined(lint)
34 .asciz "@(#)setjmp.s 5.1 (Berkeley) 4/23/90"
35#endif /* LIBC_SCCS and not lint */
36#include <machine/asm.h>
37__FBSDID("$FreeBSD: head/lib/libc/amd64/gen/setjmp.S 258447 2013-11-21 21:25:58Z andreast $");
38
39/*
40 * C library -- _setjmp, _longjmp
41 *
42 * longjmp(a,v)
43 * will generate a "return(v)" from the last call to
44 * setjmp(a)
45 * by restoring registers from the environment 'a'.
--- 22 unchanged lines hidden (view full) ---
68 movq %r14,48(%rcx) /* 6; r14 */
69 movq %r15,56(%rcx) /* 7; r15 */
70 fnstcw 64(%rcx) /* 8; fpu cw */
71 stmxcsr 68(%rcx) /* and mxcsr */
72 xorq %rax,%rax
73 ret
74END(setjmp)
75
76 WEAK_REFERENCE(__longjmp, longjmp)
77ENTRY(__longjmp)
78 pushq %rdi
79 pushq %rsi
80 movq %rdi,%rdx
81 movq $3,%rdi /* SIG_SETMASK */
82 leaq 72(%rdx),%rsi /* (sigset_t*)set */
83 movq $0,%rdx /* (sigset_t*)oset */
84 subq $0x8,%rsp /* make the stack 16-byte aligned */
--- 32 unchanged lines hidden ---
2 * Copyright (c) 1990 The Regents of the University of California.
3 * All rights reserved.
4 *
5 * This code is derived from software contributed to Berkeley by
6 * William Jolitz.
7 *
8 * Redistribution and use in source and binary forms, with or without
--- 20 unchanged lines hidden (view full) ---
29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 * SUCH DAMAGE.
31 */
32
33#if defined(LIBC_SCCS) && !defined(lint)
34 .asciz "@(#)setjmp.s 5.1 (Berkeley) 4/23/90"
35#endif /* LIBC_SCCS and not lint */
36#include <machine/asm.h>
37__FBSDID("$FreeBSD: head/lib/libc/amd64/gen/setjmp.S 258447 2013-11-21 21:25:58Z andreast $");
38
39/*
40 * C library -- _setjmp, _longjmp
41 *
42 * longjmp(a,v)
43 * will generate a "return(v)" from the last call to
44 * setjmp(a)
45 * by restoring registers from the environment 'a'.
--- 22 unchanged lines hidden (view full) ---
68 movq %r14,48(%rcx) /* 6; r14 */
69 movq %r15,56(%rcx) /* 7; r15 */
70 fnstcw 64(%rcx) /* 8; fpu cw */
71 stmxcsr 68(%rcx) /* and mxcsr */
72 xorq %rax,%rax
73 ret
74END(setjmp)
75
76 WEAK_REFERENCE(__longjmp, longjmp)
77ENTRY(__longjmp)
78 pushq %rdi
79 pushq %rsi
80 movq %rdi,%rdx
81 movq $3,%rdi /* SIG_SETMASK */
82 leaq 72(%rdx),%rsi /* (sigset_t*)set */
83 movq $0,%rdx /* (sigset_t*)oset */
84 subq $0x8,%rsp /* make the stack 16-byte aligned */
--- 32 unchanged lines hidden ---