diff options
Diffstat (limited to 'gcc/ssaexpand.h')
| -rw-r--r-- | gcc/ssaexpand.h | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/gcc/ssaexpand.h b/gcc/ssaexpand.h index a42282d582f..95c55596a98 100644 --- a/gcc/ssaexpand.h +++ b/gcc/ssaexpand.h @@ -31,10 +31,9 @@ struct ssaexpand /* The computed partitions of SSA names are stored here. */ var_map map; - /* For a SSA name version V values[V] contains the gimple statement - defining it iff TER decided that it should be forwarded, NULL - otherwise. */ - gimple *values; + /* For an SSA name version V bit V is set iff TER decided that + its definition should be forwarded. */ + bitmap values; /* For a partition number I partition_to_pseudo[I] contains the RTL expression of the allocated space of it (either a MEM or @@ -67,8 +66,8 @@ static inline gimple get_gimple_for_ssa_name (tree exp) { int v = SSA_NAME_VERSION (exp); - if (SA.values) - return SA.values[v]; + if (SA.values && bitmap_bit_p (SA.values, v)) + return SSA_NAME_DEF_STMT (exp); return NULL; } |