diff options
| author | Alexander Bluhm <bluhm@cvs.openbsd.org> | 2020-12-06 15:31:31 +0000 |
|---|---|---|
| committer | Alexander Bluhm <bluhm@cvs.openbsd.org> | 2020-12-06 15:31:31 +0000 |
| commit | 9dc715671524892a2648b0aabf7bb6ed932170c7 (patch) | |
| tree | 922adb026b934898226ec8931ce6a9e32728ebf3 /sys | |
| parent | ba71a895471294d54710093f4ad5dc946e5a468f (diff) | |
Introduce constants to access the setjmp(3) jmp_buf fields from
i386 libc. The assembler code is more readable than with magic
numbers. This brings i386 in line with amd64. No change in object
file.
OK kettenis@
Diffstat (limited to 'sys')
| -rw-r--r-- | sys/arch/i386/include/setjmp.h | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/sys/arch/i386/include/setjmp.h b/sys/arch/i386/include/setjmp.h index ded095da94a..d72d703d03b 100644 --- a/sys/arch/i386/include/setjmp.h +++ b/sys/arch/i386/include/setjmp.h @@ -1,8 +1,19 @@ -/* $OpenBSD: setjmp.h,v 1.2 2000/08/05 22:07:32 niklas Exp $ */ +/* $OpenBSD: setjmp.h,v 1.3 2020/12/06 15:31:30 bluhm Exp $ */ /* $NetBSD: setjmp.h,v 1.1 1994/12/20 10:36:43 cgd Exp $ */ /* * machine/setjmp.h: machine dependent setjmp-related information. */ -#define _JBLEN 10 /* size, in longs, of a jmp_buf */ +#define _JB_EIP 0 +#define _JB_EBX 1 +#define _JB_ESP 2 +#define _JB_EBP 3 +#define _JB_ESI 4 +#define _JB_EDI 5 +#define _JB_SIGMASK 6 +#define _JB_SIGFLAG 7 +#define _JB_MXCSR 8 +#define _JB_FCW 9 + +#define _JBLEN 10 /* size, in longs, of a jmp_buf */ |