Re: Intel P6 vs P7 system call performance

[H. Peter Anvin]

Ulrich Drepper wrote:
> Alan Cox wrote:
> 
> 
>>Is there any reason you can't just keep the linker out of the entire
>>mess by generating
>>
>>	.byte whatever
>>	.dword 0xFFFF0000
>>
>>instead of call ?
> 
> 
> There is no such instruction.  Unless you know about some secret
> undocumented opcode...
> 

Well, there is lcall $0xffff0000, $USER_CS... (no, I'm most definitely
*not* suggesting it.)

	-hpa