[Qemu-commits] [qemu/qemu] 9c19eb: target-mips: fix for incorrect multiplication with...

[GitHub]

  Branch: refs/heads/master
  Home:   https://github.com/qemu/qemu
  Commit: 9c19eb1e205b29018f6f61c5f43db6abbe7dc0e5
      
https://github.com/qemu/qemu/commit/9c19eb1e205b29018f6f61c5f43db6abbe7dc0e5
  Author: Petar Jovanovic <address@hidden>
  Date:   2013-02-23 (Sat, 23 Feb 2013)

  Changed paths:
    M target-mips/dsp_helper.c
    M tests/tcg/mips/mips32-dspr2/mulq_s_ph.c

  Log Message:
  -----------
  target-mips: fix for incorrect multiplication with MULQ_S.PH

The change corrects sign-related issue with MULQ_S.PH. It also includes
extension to the already existing test which will trigger the issue.

Signed-off-by: Petar Jovanovic <address@hidden>
Signed-off-by: Aurelien Jarno <address@hidden>


  Commit: a345481baa2b2fb3d54f8c9ddb58dfcaf75786df
      
https://github.com/qemu/qemu/commit/a345481baa2b2fb3d54f8c9ddb58dfcaf75786df
  Author: Petar Jovanovic <address@hidden>
  Date:   2013-02-23 (Sat, 23 Feb 2013)

  Changed paths:
    M target-mips/dsp_helper.c
    M tests/tcg/mips/mips32-dspr2/mulq_rs_w.c
    M tests/tcg/mips/mips32-dspr2/mulq_s_w.c

  Log Message:
  -----------
  target-mips: fix for sign-issue in MULQ_W helper

Correct sign-propagation before multiplication in MULQ_W helper.
The change also fixes previously incorrect expected values in the
tests for MULQ_RS.W and MULQ_S.W.

Signed-off-by: Petar Jovanovic <address@hidden>
Richard Henderson <address@hidden>
Signed-off-by: Aurelien Jarno <address@hidden>


Compare: https://github.com/qemu/qemu/compare/d2123a079d98...a345481baa2b