Date: Mon, 16 Feb 1998 00:56:52 -0400 (AST) From: The Hermit Hacker <scrappy@hub.org> To: Greg Lehey <grog@lemis.com> Cc: emulation@FreeBSD.ORG Subject: Re: wine 980215 Message-ID: <Pine.BSF.3.96.980216005629.261r-100000@thelab.hub.org> In-Reply-To: <19980216134825.02381@freebie.lemis.com>
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On Mon, 16 Feb 1998, Greg Lehey wrote:
> Could you go back into the core and try this, please:
Gladly :)
(gdb) list
134 GET_FS( fs );
135 if (!fs) return NULL;
136 GET_DS( ds );
137 if (fs == ds) return NULL; /* FIXME: should be an assert */
138 /* Get the TEB self-pointer */
139 __asm__( ".byte 0x64\n\tmovl (%1),%0"
140 : "=r" (teb) : "r" (&((TEB *)0)->self) );
141 return teb;
142 #else
143 if (!pCurrentThread) return NULL;
(gdb) x/10i $eip
0x162835 <NtCurrentTeb+29>: movl %fs:(%ecx),%eax
0x162838 <NtCurrentTeb+32>: leave
0x162839 <NtCurrentTeb+33>: ret
0x16283a <NtCurrentTeb+34>: nop
0x16283b <NtCurrentTeb+35>: nop
0x16283c <NtCurrentTeb+36>: xorl %eax,%eax
0x16283e <NtCurrentTeb+38>: leave
0x16283f <NtCurrentTeb+39>: ret
0x162840 <THREAD_Ops>: movsb %ds:(%esi),%es:(%edi)
0x162841 <THREAD_Ops+1>: subl (%esi),%edx
(gdb) i reg
eax 0x27 39
ecx 0x18 24
edx 0x1f 31
ebx 0x20350000 540344320
esp 0xefbfd608 0xefbfd608
ebp 0xefbfd608 0xefbfd608
esi 0x10 16
edi 0x20350070 540344432
eip 0x162835 0x162835
eflags 0x10283 66179
cs 0x1f 31
ss 0x27 39
ds 0x27 39
es 0x27 39
fs 0x1f 31
gs 0x27 39
(gdb)
Marc G. Fournier
Systems Administrator @ hub.org
primary: scrappy@hub.org secondary: scrappy@{freebsd|postgresql}.org
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