Date: Sat, 21 Sep 2002 17:32:54 -0700 (PDT) From: Peter Wemm <peter@FreeBSD.org> To: Perforce Change Reviews <perforce@freebsd.org> Subject: PERFORCE change 17892 for review Message-ID: <200209220032.g8M0WsHA034601@freefall.freebsd.org>
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http://people.freebsd.org/~peter/p4db/chv.cgi?CH=17892 Change 17892 by peter@peter_overcee on 2002/09/21 17:32:35 sigtramp should be workable. convert for register calling convention. Affected files ... .. //depot/projects/hammer/sys/x86_64/x86_64/sigtramp.s#2 edit Differences ... ==== //depot/projects/hammer/sys/x86_64/x86_64/sigtramp.s#2 (text+ko) ==== @@ -56,14 +56,12 @@ * */ NON_GPROF_ENTRY(sigcode) - call *SIGF_HANDLER(%esp) /* call signal handler */ - lea SIGF_UC(%esp),%eax /* get ucontext_t */ - pushl %eax - movl UC_GS(%eax),%gs /* restore %gs */ - movl $SYS_sigreturn,%eax - pushl %eax /* junk to fake return addr. */ - int $0x80 /* enter kernel with args */ -0: hlt /* priviliged instruction */ + call *SIGF_HANDLER(%rsp) /* call signal handler */ + lea SIGF_UC(%rsp),%rdi /* get ucontext_t */ + pushq $0 /* junk to fake return addr. */ + movq $SYS_sigreturn,%rax + syscall /* enter kernel with args */ +0: hlt /* trap priviliged instruction */ jmp 0b ALIGN_TEXT To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe p4-projects" in the body of the message
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