diff options
Diffstat (limited to 'gcc/tree-ssa-reassoc.cc')
| -rw-r--r-- | gcc/tree-ssa-reassoc.cc | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/gcc/tree-ssa-reassoc.cc b/gcc/tree-ssa-reassoc.cc index e13e2cb..f45e552 100644 --- a/gcc/tree-ssa-reassoc.cc +++ b/gcc/tree-ssa-reassoc.cc @@ -3608,10 +3608,14 @@ optimize_range_tests_cmp_bitwise (enum tree_code opcode, int first, int length, tree type2 = NULL_TREE; bool strict_overflow_p = false; candidates.truncate (0); + if (POINTER_TYPE_P (type1)) + type1 = pointer_sized_int_node; for (j = i; j; j = chains[j - 1]) { tree type = TREE_TYPE (ranges[j - 1].exp); strict_overflow_p |= ranges[j - 1].strict_overflow_p; + if (POINTER_TYPE_P (type)) + type = pointer_sized_int_node; if ((b % 4) == 3) { /* For the signed < 0 cases, the types should be @@ -3642,6 +3646,8 @@ optimize_range_tests_cmp_bitwise (enum tree_code opcode, int first, int length, tree type = TREE_TYPE (ranges[j - 1].exp); if (j == k) continue; + if (POINTER_TYPE_P (type)) + type = pointer_sized_int_node; if ((b % 4) == 3) { if (!useless_type_conversion_p (type1, type)) @@ -3671,7 +3677,7 @@ optimize_range_tests_cmp_bitwise (enum tree_code opcode, int first, int length, op = r->exp; continue; } - if (id == l) + if (id == l || POINTER_TYPE_P (TREE_TYPE (op))) { code = (b % 4) == 3 ? BIT_NOT_EXPR : NOP_EXPR; g = gimple_build_assign (make_ssa_name (type1), code, op); @@ -3695,6 +3701,14 @@ optimize_range_tests_cmp_bitwise (enum tree_code opcode, int first, int length, gimple_seq_add_stmt_without_update (&seq, g); op = gimple_assign_lhs (g); } + type1 = TREE_TYPE (ranges[k - 1].exp); + if (POINTER_TYPE_P (type1)) + { + gimple *g + = gimple_build_assign (make_ssa_name (type1), NOP_EXPR, op); + gimple_seq_add_stmt_without_update (&seq, g); + op = gimple_assign_lhs (g); + } candidates.pop (); if (update_range_test (&ranges[k - 1], NULL, candidates.address (), candidates.length (), opcode, ops, op, |