typedef struct _ia32_register_req_t {
const arch_register_req_t req;
- int same_pos; /**<< in case of "should be same" we need to remember the pos to get the irn */
- int different_pos; /**<< in case of "should be different" we need to remember the pos to get the irn */
+ int same_pos; /**< in case of "should be same" we need to remember the pos to get the irn */
+ int different_pos; /**< in case of "should be different" we need to remember the pos to get the irn */
} ia32_register_req_t;
typedef struct _ia32_attr_t {
- ia32_op_type_t tp; /**<< ia32 node type */
- ia32_am_type_t am_support; /**<< indicates addrmode type supported by this node */
- ia32_am_flavour_t am_flavour; /**<< the concrete addrmode characteristics */
+ struct {
+ unsigned tp:3; /**< ia32 node type */
- struct obstack *am_offs; /**<< offsets for AddrMode */
- int am_scale; /**<< addrmode scale for index register */
- char offs_sign; /**<< the sign of the first offset */
+ unsigned am_support:2; /**< indicates addrmode type supported by this node */
+ unsigned am_flavour:4; /**< the concrete addrmode characteristics */
+ unsigned am_scale:2; /**< addrmode scale for index register */
- char use_frame; /**<< indicates whether the operation uses the frame pointer or not */
+ unsigned offs_sign:1; /**< sign bit of the first offset */
- tarval *tv; /**<< tarval for immediate operations */
- char *sc; /**<< symconst name */
- char *cnst; /**<< points to the string representation of the constant value (either tv or sc) */
+ unsigned use_frame:1; /**< indicates whether the operation uses the frame pointer or not */
- ir_mode *ls_mode; /**<< the mode of the stored/loaded value */
+ unsigned op_flav:2; /**< flavour of an op (flavour_Div/Mod/DivMod) */
- ia32_op_flavour_t op_flav; /**<< flavour of an op (flavour_Div/Mod/DivMod/Mul/Mulh) */
- long pn_code; /**<< projnum "types" (e.g. indicate compare operators and argument numbers) */
- long n_res; /**<< number of results */
- arch_irn_flags_t flags; /**<< indicating if spillable and/or rematerializeable */
+ unsigned flags:4; /**< indicating if spillable and/or rematerializeable */
- const ia32_register_req_t **in_req; /**<< register requirements for arguments */
- const ia32_register_req_t **out_req; /**<< register requirements for results */
+ unsigned is_commutative:1; /**< indicates whether op is commutative or not */
- const arch_register_t **slots; /**<< register slots for assigned registers */
+ unsigned n_res:10; /**< number of results produced by this node */
+ } data;
+
+ struct obstack *am_offs; /**< offsets for AddrMode */
+
+ tarval *tv; /**< tarval for immediate operations */
+ char *sc; /**< symconst name */
+ char *cnst; /**< points to the string representation of the constant value (either tv or sc) */
+
+ ir_mode *ls_mode; /**< the mode of the stored/loaded value */
+
+ entity *frame_ent; /**< the frame entity attached to this node */
+
+ long pn_code; /**< projnum "types" (e.g. indicate compare operators and argument numbers) */
+
+ const ia32_register_req_t **in_req; /**< register requirements for arguments */
+ const ia32_register_req_t **out_req; /**< register requirements for results */
+
+ const arch_register_t **slots; /**< register slots for assigned registers */
} ia32_attr_t;
#endif /* _IA32_NODES_ATTR_H_ */
projects / libfirm / blobdiff