(output_prolog): Reverse big stack update and restore POWER mnemonics

alternative.

From-SVN: r10250

diff --git a/gcc/config/rs6000/rs6000.c b/gcc/config/rs6000/rs6000.c
index 481a18fb88d85ea72a0be4409a8d0e9459e62b17..e33245472e360fbc6c2bcdf5686a99488490aadd 100644 (file)
--- a/gcc/config/rs6000/rs6000.c
+++ b/gcc/config/rs6000/rs6000.c
@@ -2539,10 +2539,10 @@ output_prolog (file, size)
       else
        {
          asm_fprintf (file, "\t{liu|lis} %s,%d\n\t{oril|ori} %s,%s,%d\n",
-                      reg_names[0], (info->total_size >> 16) & 0xffff,
+                      reg_names[0], - (info->total_size >> 16) & 0xffff,
                       reg_names[0], reg_names[0], info->total_size & 0xffff);
          asm_fprintf (file,
-                      (TARGET_64BIT) ? "\tstdux %s,%s,%s\n" : "\tstwux %s,%s,%s\n",
+                      (TARGET_64BIT) ? "\tstdux %s,%s,%s\n" : "\t{stux|stwux} %s,%s,%s\n",
                       reg_names[1], reg_names[1], reg_names[0]);
        }
     }