[Qemu-commits] [qemu/qemu] 6a5b69: target-sparc: fix 32bit integer division overflow

[GitHub]

  Branch: refs/heads/master
  Home:   https://github.com/qemu/qemu
  Commit: 6a5b69a959483c7404576a7dc54221ced41e6515
      
https://github.com/qemu/qemu/commit/6a5b69a959483c7404576a7dc54221ced41e6515
  Author: Olivier Danet <address@hidden>
  Date:   2014-03-26 (Wed, 26 Mar 2014)

  Changed paths:
    M target-sparc/helper.c

  Log Message:
  -----------
  target-sparc: fix 32bit integer division overflow

The signed integer division -0x8000_0000_0000_0000 / -1 must be handled
separately to avoid an overflow on the QEMU host.

Negative overflow must be a negative number for correct sign
extension in Sparc64 mode. Use <stdint.h> constants.

Signed-off-by: Olivier Danet <address@hidden>
Signed-off-by: Mark Cave-Ayland <address@hidden>


  Commit: bea4acda3bff00e98cb00d5354f23de9e74a928f
      
https://github.com/qemu/qemu/commit/bea4acda3bff00e98cb00d5354f23de9e74a928f
  Author: Peter Maydell <address@hidden>
  Date:   2014-03-27 (Thu, 27 Mar 2014)

  Changed paths:
    M target-sparc/helper.c

  Log Message:
  -----------
  Merge remote-tracking branch 'remotes/mcayland/qemu-sparc' into staging

* remotes/mcayland/qemu-sparc:
  target-sparc: fix 32bit integer division overflow

Signed-off-by: Peter Maydell <address@hidden>


Compare: https://github.com/qemu/qemu/compare/db237e33c08a...bea4acda3bff