diff options
Diffstat (limited to 'gcc/function.h')
| -rw-r--r-- | gcc/function.h | 17 |
1 files changed, 11 insertions, 6 deletions
diff --git a/gcc/function.h b/gcc/function.h index ebba29f3862..1153fb0b4c4 100644 --- a/gcc/function.h +++ b/gcc/function.h @@ -417,20 +417,25 @@ struct rtl_data GTY(()) /* When set, expand should optimize for speed. */ bool maybe_hot_insn_p; - /* Nonzero if function stack realignment is needed. This flag may be - set twice: before and after reload. It is set before reload wrt - stack alignment estimation before reload. It will be changed after - reload if by then criteria of stack realignment is different. + /* Nonzero if function stack realignment is needed. This flag may be + set twice: before and after reload. It is set before reload wrt + stack alignment estimation before reload. It will be changed after + reload if by then criteria of stack realignment is different. The value set after reload is the accurate one and is finalized. */ bool stack_realign_needed; + /* Nonzero if function stack realignment is tried. This flag is set + only once before reload. It affects register elimination. This + is used to generate DWARF debug info for stack variables. */ + bool stack_realign_tried; + /* Nonzero if function being compiled needs dynamic realigned argument pointer (drap) if stack needs realigning. */ bool need_drap; /* Nonzero if function stack realignment estimation is done, namely - stack_realign_needed flag has been set before reload wrt - estimated stack alignment info. */ + stack_realign_needed flag has been set before reload wrt estimated + stack alignment info. */ bool stack_realign_processed; /* Nonzero if function stack realignment has been finalized, namely |