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| author | Jan Hubicka <jh@suse.cz> | 2010-10-03 00:03:18 +0200 |
|---|---|---|
| committer | Jan Hubicka <hubicka@gcc.gnu.org> | 2010-10-02 22:03:18 +0000 |
| commit | 31ceb57477da2993957f0b76d6054429c10fe917 (patch) | |
| tree | c3de4095774de2ff1ec1b136ae2037bc518dbbf2 /gcc | |
| parent | 34e94db7ad489b2bca77106bc7141e96a28ab925 (diff) | |
| download | gcc-31ceb57477da2993957f0b76d6054429c10fe917.zip gcc-31ceb57477da2993957f0b76d6054429c10fe917.tar.gz gcc-31ceb57477da2993957f0b76d6054429c10fe917.tar.bz2 | |
tree-ssa-ccp.c (ccp_fold_stmt): Fold away OBJ_TYPE_REF when call destination is known.
* tree-ssa-ccp.c (ccp_fold_stmt): Fold away OBJ_TYPE_REF when
call destination is known.
From-SVN: r164908
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/tree-ssa-ccp.c | 11 |
2 files changed, 16 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 121a273..1fa311d 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2010-10-02 Jan Hubicka <jh@suse.cz> + + * tree-ssa-ccp.c (ccp_fold_stmt): Fold away OBJ_TYPE_REF when + call destination is known. + 2010-10-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> PR target/45820 diff --git a/gcc/tree-ssa-ccp.c b/gcc/tree-ssa-ccp.c index 13c51bc..a3d5155 100644 --- a/gcc/tree-ssa-ccp.c +++ b/gcc/tree-ssa-ccp.c @@ -2307,6 +2307,17 @@ ccp_fold_stmt (gimple_stmt_iterator *gsi) changed = true; } } + if (TREE_CODE (gimple_call_fn (stmt)) == OBJ_TYPE_REF) + { + tree expr = OBJ_TYPE_REF_EXPR (gimple_call_fn (stmt)); + expr = valueize_op (expr); + if (TREE_CODE (expr) == ADDR_EXPR + && TREE_CODE (TREE_OPERAND (expr, 0)) == FUNCTION_DECL) + { + gimple_call_set_fn (stmt, expr); + changed = true; + } + } return changed; } |