| SYS.h (85437) | SYS.h (87006) |
|---|---|
| 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 --- 21 unchanged lines hidden (view full) --- 30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 34 * SUCH DAMAGE. 35 * 36 * from: @(#)SYS.h 5.5 (Berkeley) 5/7/91 37 * | 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 --- 21 unchanged lines hidden (view full) --- 30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 34 * SUCH DAMAGE. 35 * 36 * from: @(#)SYS.h 5.5 (Berkeley) 5/7/91 37 * |
| 38 * $FreeBSD: head/lib/libc/i386/SYS.h 85437 2001-10-24 20:29:14Z peter $ | 38 * $FreeBSD: head/lib/libc/i386/SYS.h 87006 2001-11-27 20:51:26Z jhb $ |
| 39 */ 40 41#include <sys/syscall.h> 42#include <machine/asm.h> 43 44#define SYSCALL(x) 2: PIC_PROLOGUE; jmp PIC_PLT(HIDENAME(cerror)); \ 45 ENTRY(__CONCAT(__sys_,x)); \ 46 .weak CNAME(x); \ 47 .set CNAME(x),CNAME(__CONCAT(__sys_,x)); \ 48 .weak CNAME(__CONCAT(_,x)); \ 49 .set CNAME(__CONCAT(_,x)),CNAME(__CONCAT(__sys_,x)); \ | 39 */ 40 41#include <sys/syscall.h> 42#include <machine/asm.h> 43 44#define SYSCALL(x) 2: PIC_PROLOGUE; jmp PIC_PLT(HIDENAME(cerror)); \ 45 ENTRY(__CONCAT(__sys_,x)); \ 46 .weak CNAME(x); \ 47 .set CNAME(x),CNAME(__CONCAT(__sys_,x)); \ 48 .weak CNAME(__CONCAT(_,x)); \ 49 .set CNAME(__CONCAT(_,x)),CNAME(__CONCAT(__sys_,x)); \ |
| 50 lea __CONCAT(SYS_,x),%eax; KERNCALL; jb 2b | 50 mov __CONCAT($SYS_,x),%eax; KERNCALL; jb 2b |
| 51 52#define RSYSCALL(x) SYSCALL(x); ret 53 54#define PSEUDO(x) ENTRY(__CONCAT(__sys_,x)); \ 55 .weak CNAME(__CONCAT(_,x)); \ 56 .set CNAME(__CONCAT(_,x)),CNAME(__CONCAT(__sys_,x)); \ | 51 52#define RSYSCALL(x) SYSCALL(x); ret 53 54#define PSEUDO(x) ENTRY(__CONCAT(__sys_,x)); \ 55 .weak CNAME(__CONCAT(_,x)); \ 56 .set CNAME(__CONCAT(_,x)),CNAME(__CONCAT(__sys_,x)); \ |
| 57 lea __CONCAT(SYS_,x), %eax; KERNCALL; ret | 57 mov __CONCAT($SYS_,x),%eax; KERNCALL; ret |
| 58 59/* gas messes up offset -- although we don't currently need it, do for BCS */ 60#define LCALL(x,y) .byte 0x9a ; .long y; .word x 61 62#ifdef __ELF__ 63#define KERNCALL int $0x80 /* Faster */ 64#else 65#define KERNCALL LCALL(7,0) /* The old way */ 66#endif | 58 59/* gas messes up offset -- although we don't currently need it, do for BCS */ 60#define LCALL(x,y) .byte 0x9a ; .long y; .word x 61 62#ifdef __ELF__ 63#define KERNCALL int $0x80 /* Faster */ 64#else 65#define KERNCALL LCALL(7,0) /* The old way */ 66#endif |