[PATCH] x86-64: fix ZMM register state tracking

Simon Marchi simon.marchi@polymtl.ca
Wed Oct 3 14:41:00 GMT 2018


On 2018-10-03 10:30, Jan Beulich wrote:
>> Here's the revised version with this fixed.  I am not sure about the 
>> output
>> for zmm0 though.
> 
> I'll give this a go and adjust if need be, but it'll likely take me a 
> couple of
> days to get to it. I take it that ...

There's no rush, thanks for helping.

>> --- a/gdb/testsuite/gdb.arch/i386-avx512.c
>> +++ b/gdb/testsuite/gdb.arch/i386-avx512.c
>> @@ -249,6 +249,13 @@ main (int argc, char **argv)
>> move back to array and check values.  */
>> move_zmm_data_to_memory ();
>> asm ("nop"); /* sixth breakpoint here  */
>> +
>> +      asm ("vpternlogd $0xff, %zmm0, %zmm0, %zmm0");
>> +#ifdef __x86_64__s
> 
> ... the trailing s here simply is a typo.

Arrrg, indeed.

Simon



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