+
+ // Registers:
+ if (static const std::unordered_set<uint8_t> registers =
+ {DW_OP_breg0, DW_OP_breg1, DW_OP_breg2, DW_OP_breg3, DW_OP_breg4, DW_OP_breg5, DW_OP_breg6,
+ DW_OP_breg7, DW_OP_breg8, DW_OP_breg9, DW_OP_breg10, DW_OP_breg11, DW_OP_breg12, DW_OP_breg13,
+ DW_OP_breg14, DW_OP_breg15, DW_OP_breg16, DW_OP_breg17, DW_OP_breg18, DW_OP_breg19, DW_OP_breg20,
+ DW_OP_breg21, DW_OP_breg22, DW_OP_breg23, DW_OP_breg24, DW_OP_breg25, DW_OP_breg26, DW_OP_breg27,
+ DW_OP_breg28, DW_OP_breg29, DW_OP_breg30, DW_OP_breg31};
+ registers.count(atom) > 0) {
+ // Push register + constant:
+ int register_id = dwarf_register_to_libunwind(op->atom - DW_OP_breg0);
+ unw_word_t res;
+ if (not context.cursor)
+ throw evaluation_error("Missing stack context");
+ unw_get_reg(context.cursor, register_id, &res);
+ stack.push(res + op->number);
+ break;
+ }
+
+ // ***** Constants:
+
+ // Short constant literals:
+ if (static const std::unordered_set<uint8_t> literals = {DW_OP_lit0, DW_OP_lit1, DW_OP_lit2, DW_OP_lit3,
+ DW_OP_lit4, DW_OP_lit5, DW_OP_lit6, DW_OP_lit7,
+ DW_OP_lit8, DW_OP_lit9, DW_OP_lit10, DW_OP_lit11,
+ DW_OP_lit12, DW_OP_lit13, DW_OP_lit14, DW_OP_lit15,
+ DW_OP_lit16, DW_OP_lit17, DW_OP_lit18, DW_OP_lit19,
+ DW_OP_lit20, DW_OP_lit21, DW_OP_lit22, DW_OP_lit23,
+ DW_OP_lit24, DW_OP_lit25, DW_OP_lit26, DW_OP_lit27,
+ DW_OP_lit28, DW_OP_lit29, DW_OP_lit30, DW_OP_lit31};
+ literals.count(atom) > 0) {
+ // Push a literal/constant on the stack:
+ stack.push(atom - DW_OP_lit0);
+ break;
+ }
+
+ // General constants:
+ if (static const std::unordered_set<uint8_t> constants = {DW_OP_const1u, DW_OP_const2u, DW_OP_const4u,
+ DW_OP_const8u, DW_OP_const1s, DW_OP_const2s,
+ DW_OP_const4s, DW_OP_const8s, DW_OP_constu,
+ DW_OP_consts};
+ constants.count(atom) > 0) {
+ // Push the constant argument on the stack.
+ stack.push(op->number);
+ break;
+ }
+
+ // Not handled: