This is the mail archive of the gcc-bugs@gcc.gnu.org mailing list for the GCC project.


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]
Other format: [Raw text]

[Bug debug/49676] inefficiency: DW_AT_GNU_call_site_value calculates everything << 32


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49676

Jan Kratochvil <jan.kratochvil at redhat dot com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |RESOLVED
         Resolution|                            |INVALID

--- Comment #2 from Jan Kratochvil <jan.kratochvil at redhat dot com> 2011-07-08 14:40:54 UTC ---
Therefore
  func (int i)
is correct to call with value 1 as:
  movq $0xdeaddead00000001, %rdi
I did not realize.  Thanks for the explanation.

DW_OP_shl vs. DW_OP_and "inefficiency" I would not file.


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]