[Bug target/55276] New: [4.8 regression] ppc: callee-saved vector registers not preserved

[mans at mansr dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55276



             Bug #: 55276

           Summary: [4.8 regression] ppc: callee-saved vector registers

                    not preserved

    Classification: Unclassified

           Product: gcc

           Version: 4.8.0

            Status: UNCONFIRMED

          Severity: normal

          Priority: P3

         Component: target

        AssignedTo: unassig...@gcc.gnu.org

        ReportedBy: m...@mansr.com





Created attachment 28662

  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=28662

Preserve callee-saved vector registers even when vrsave is not in use



Since r191986 the callee-saved vector registers v20-v31 are not preserved when

TARGET_ALTIVEC_VRSAVE is unset.  The attached patch fixes this.