On 04/15/2016 10:32 AM, Uros Bizjak wrote:
This fixes possible wrong code with a tricky failure mode, so OK now.
Thanks.
[...]
While changing this part, it can be rewritten using dg-additional options, e.g.:
/* { dg-options "-Os -fomit-frame-pointer -fasynchronous-unwind-tables
-mno-red-zon
On 04/12/2016 05:57 AM, Bernd Schmidt wrote:
With some changes I was working on, I produced a situation where one of
the x86 peepholes made an incorrect transformation. In the prologue
expansion code, we have
/* When using red zone we may start register saving before allocating
the stack fra
With some changes I was working on, I produced a situation where one of
the x86 peepholes made an incorrect transformation. In the prologue
expansion code, we have
/* When using red zone we may start register saving before allocating
the stack frame saving one cycle of the prologue. However
