diff options
Diffstat (limited to 'simplify.c')
| -rw-r--r-- | simplify.c | 2 |
1 files changed, 2 insertions, 0 deletions
@@ -1177,6 +1177,7 @@ static int simplify_compare_constant(struct instruction *insn, long long value) return replace_opcode(insn, OP_SET_NE); if (value == sign_bit(size) + 1)// (x < SMIN + 1) --> (x == SMIN) return replace_binop_value(insn, OP_SET_EQ, sign_bit(size)); + changed |= replace_binop_value(insn, OP_SET_LE, (value - 1) & bits); break; case OP_SET_LE: if (value == sign_mask(size)) // (x <= SMAX) --> 1 @@ -1193,6 +1194,7 @@ static int simplify_compare_constant(struct instruction *insn, long long value) return replace_opcode(insn, OP_SET_EQ); if (value == sign_bit(size) + 1)// (x >= SMIN + 1) --> (x != SMIN) return replace_binop_value(insn, OP_SET_NE, sign_bit(size)); + changed |= replace_binop_value(insn, OP_SET_GT, (value - 1) & bits); break; case OP_SET_GT: if (value == sign_mask(size)) // (x > SMAX) --> 0 |