diff options
Diffstat (limited to 'gcc-4.9/gcc/tree-ssa-tail-merge.c')
| -rw-r--r-- | gcc-4.9/gcc/tree-ssa-tail-merge.c | 21 |
1 files changed, 15 insertions, 6 deletions
diff --git a/gcc-4.9/gcc/tree-ssa-tail-merge.c b/gcc-4.9/gcc/tree-ssa-tail-merge.c index f6b1ba081..aa7f829d1 100644 --- a/gcc-4.9/gcc/tree-ssa-tail-merge.c +++ b/gcc-4.9/gcc/tree-ssa-tail-merge.c @@ -481,7 +481,11 @@ same_succ_hash (const_same_succ e) hashval = iterative_hash_hashval_t ((hashval_t) gimple_call_internal_fn (stmt), hashval); else - hashval = iterative_hash_expr (gimple_call_fn (stmt), hashval); + { + hashval = iterative_hash_expr (gimple_call_fn (stmt), hashval); + if (gimple_call_chain (stmt)) + hashval = iterative_hash_expr (gimple_call_chain (stmt), hashval); + } for (i = 0; i < gimple_call_num_args (stmt); i++) { arg = gimple_call_arg (stmt, i); @@ -1121,18 +1125,23 @@ gimple_equal_p (same_succ same_succ, gimple s1, gimple s2) switch (gimple_code (s1)) { case GIMPLE_CALL: - if (gimple_call_num_args (s1) != gimple_call_num_args (s2)) - return false; if (!gimple_call_same_target_p (s1, s2)) return false; + t1 = gimple_call_chain (s1); + t2 = gimple_call_chain (s2); + if (!gimple_operand_equal_value_p (t1, t2)) + return false; + + if (gimple_call_num_args (s1) != gimple_call_num_args (s2)) + return false; + for (i = 0; i < gimple_call_num_args (s1); ++i) { t1 = gimple_call_arg (s1, i); t2 = gimple_call_arg (s2, i); - if (gimple_operand_equal_value_p (t1, t2)) - continue; - return false; + if (!gimple_operand_equal_value_p (t1, t2)) + return false; } lhs1 = gimple_get_lhs (s1); |