diff options
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/df-scan.c | 6 |
2 files changed, 8 insertions, 3 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 867f926..9eebb07 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2008-09-04 Richard Sandiford <rdsandiford@googlemail.com> + + * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM + regardless of epilogue_completed. + 2008-09-04 Vladimir Makarov <vmakarov@redhat.com> PR middle-end/37359 diff --git a/gcc/df-scan.c b/gcc/df-scan.c index 0ce48b5..7e6796b 100644 --- a/gcc/df-scan.c +++ b/gcc/df-scan.c @@ -3681,6 +3681,9 @@ df_get_entry_block_def_set (bitmap entry_block_defs) #endif } + /* The always important stack pointer. */ + bitmap_set_bit (entry_block_defs, STACK_POINTER_REGNUM); + /* Once the prologue has been generated, all of these registers should just show up in the first regular block. */ if (HAVE_prologue && epilogue_completed) @@ -3693,9 +3696,6 @@ df_get_entry_block_def_set (bitmap entry_block_defs) } else { - /* The always important stack pointer. */ - bitmap_set_bit (entry_block_defs, STACK_POINTER_REGNUM); - /* If STATIC_CHAIN_INCOMING_REGNUM == STATIC_CHAIN_REGNUM only STATIC_CHAIN_REGNUM is defined. If they are different, we only care about the STATIC_CHAIN_INCOMING_REGNUM. */ |