1 #ifndef _IA32_NODES_ATTR_H_
2 #define _IA32_NODES_ATTR_H_
6 #include "firm_types.h"
9 typedef enum { flavour_Div = 1, flavour_Mod, flavour_DivMod } ia32_op_flavour_t;
10 typedef enum { pn_EAX, pn_EDX } pn_ia32_Register;
11 typedef enum { ia32_Normal, ia32_Const, ia32_SymConst, ia32_AddrModeD, ia32_AddrModeS } ia32_op_type_t;
13 ia32_am_None = 0, /**<< no addrmode support */
14 ia32_am_Dest = 1, /**<< addrmode for destination only */
15 ia32_am_Source = 2, /**<< addrmode for source only */
16 ia32_am_Full = 3 /**<< full addmode support */
39 ia32_am_IS = ia32_I | ia32_S,
40 ia32_am_OB = ia32_O | ia32_B,
41 ia32_am_OI = ia32_O | ia32_I,
42 ia32_am_OIS = ia32_O | ia32_I | ia32_S,
43 ia32_am_OBIS = ia32_O | ia32_B | ia32_I | ia32_S
46 typedef struct _ia32_register_req_t {
47 const arch_register_req_t req;
48 int same_pos; /**<< in case of "should be same" we need to remember the pos to get the irn */
49 int different_pos; /**<< in case of "should be different" we need to remember the pos to get the irn */
50 } ia32_register_req_t;
52 typedef struct _ia32_attr_t {
53 ia32_op_type_t tp; /**<< ia32 node type */
54 ia32_am_type_t am_support; /**<< indicates addrmode type supported by this node */
55 ia32_am_flavour_t am_flavour; /**<< the concrete addrmode characteristics */
57 struct obstack *am_offs; /**<< offsets for AddrMode */
58 char offs_sign; /**<< the sign of the first offset */
59 int am_scale; /**<< addrmode scale for index register */
61 tarval *tv; /**<< tarval for immediate operations */
62 char *sc; /**<< symconst name */
63 char *cnst; /**<< points to the string representation of the constant value (either tv or sc) */
65 char use_frame; /**<< indicates whether the operation uses the frame pointer or not */
67 ir_mode *ls_mode; /**<< the mode of the stored/loaded value */
69 ia32_op_flavour_t op_flav; /**<< flavour of an op (flavour_Div/Mod/DivMod/Mul/Mulh) */
70 long pn_code; /**<< projnum "types" (e.g. indicate compare operators and argument numbers) */
71 long n_res; /**<< number of results */
72 arch_irn_flags_t flags; /**<< indicating if spillable and/or rematerializeable */
74 const ia32_register_req_t **in_req; /**<< register requirements for arguments */
75 const ia32_register_req_t **out_req; /**<< register requirements for results */
77 const arch_register_t **slots; /**<< register slots for assigned registers */
80 #endif /* _IA32_NODES_ATTR_H_ */