https://bugzilla.novell.com/show_bug.cgi?id=727081
https://bugzilla.novell.com/show_bug.cgi?id=727081#c27
--- Comment #27 from Olaf Hering 2011-12-01 20:50:12 CET ---
Created an attachment (id=465380)
--> (http://bugzilla.novell.com/attachment.cgi?id=465380)
bug727081-gdb.txt
gdb session, things go downhill after cpuid
(gdb) disassemble 0x00007f7c7ac34767
Dump of assembler code for function xc_cpuid_config_xsave.isra.0.part.1:
0x00007f7c7ac34730 <+0>: mov 0x4(%rsi),%eax
0x00007f7c7ac34733 <+3>: cmp $0x1,%eax
0x00007f7c7ac34736 <+6>: je 0x7f7c7ac347d8
0x00007f7c7ac3473c <+12>: jae 0x7f7c7ac347a0
0x00007f7c7ac3473e <+14>: mov %edi,(%rdx)
0x00007f7c7ac34740 <+16>: lea -0x10(%rsp),%rsi
0x00007f7c7ac34745 <+21>: shr $0x20,%rdi
0x00007f7c7ac34749 <+25>: mov %edi,0xc(%rdx)
0x00007f7c7ac3474c <+28>: movl $0x0,0x8(%rdx)
0x00007f7c7ac34753 <+35>: mov $0x2,%edi
0x00007f7c7ac34758 <+40>: mov $0xd,%r8d
0x00007f7c7ac3475e <+46>: xchg %ax,%ax
0x00007f7c7ac34760 <+48>: mov %edi,%ecx
0x00007f7c7ac34762 <+50>: mov %r8d,%eax
0x00007f7c7ac34765 <+53>: push %rbx
0x00007f7c7ac34766 <+54>: push %rdx
0x00007f7c7ac34767 <+55>: cpuid
=> 0x00007f7c7ac34769 <+57>: mov %ebx,0x4(%rsi)
0x00007f7c7ac3476c <+60>: mov %edx,0xc(%rsi)
0x00007f7c7ac3476f <+63>: pop %rdx
0x00007f7c7ac34770 <+64>: pop %rbx
0x00007f7c7ac34771 <+65>: mov %eax,-0x10(%rsp)
0x00007f7c7ac34775 <+69>: add -0xc(%rsp),%eax
0x00007f7c7ac34779 <+73>: cmp %eax,0x8(%rdx)
0x00007f7c7ac3477c <+76>: mov %ecx,-0x8(%rsp)
0x00007f7c7ac34780 <+80>: cmovae 0x8(%rdx),%eax
0x00007f7c7ac34784 <+84>: add $0x1,%edi
0x00007f7c7ac34787 <+87>: cmp $0x40,%edi
0x00007f7c7ac3478a <+90>: mov %eax,0x8(%rdx)
0x00007f7c7ac3478d <+93>: jne 0x7f7c7ac34760
0x00007f7c7ac3478f <+95>: movl $0x240,0x4(%rdx)
0x00007f7c7ac34796 <+102>: retq
0x00007f7c7ac34797 <+103>: nopw 0x0(%rax,%rax,1)
0x00007f7c7ac347a0 <+112>: cmp $0x3f,%eax
0x00007f7c7ac347a3 <+115>: jbe 0x7f7c7ac347b0
0x00007f7c7ac347a5 <+117>: repz retq
0x00007f7c7ac347a7 <+119>: nopw 0x0(%rax,%rax,1)
0x00007f7c7ac347b0 <+128>: bt %rax,%rdi
0x00007f7c7ac347b4 <+132>: movl $0x0,0xc(%rdx)
0x00007f7c7ac347bb <+139>: movl $0x0,0x8(%rdx)
0x00007f7c7ac347c2 <+146>: jb 0x7f7c7ac347a5
0x00007f7c7ac347c4 <+148>: movl $0x0,0x4(%rdx)
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