X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fbe%2Fia32%2Fia32_nodes_attr.h;h=4d5646955ae1a4193d3a023a1112ed3e356e0de7;hb=fa4ec191e159484f0fcbea2ef044deaa2ab2d293;hp=70013ced326f95d51b30672ab6defe20977d58e2;hpb=c7aae220f908ae663ee138672a16a14aceab2aa4;p=libfirm

diff --git a/ir/be/ia32/ia32_nodes_attr.h b/ir/be/ia32/ia32_nodes_attr.h
index 70013ced3..4d5646955 100644
--- a/ir/be/ia32/ia32_nodes_attr.h
+++ b/ir/be/ia32/ia32_nodes_attr.h
@@ -1,32 +1,124 @@
 #ifndef _IA32_NODES_ATTR_H_
 #define _IA32_NODES_ATTR_H_
 
+#include "firm_config.h"
+
+#include <obstack.h>
+
 #include "firm_types.h"
 #include "../bearch.h"
 
-typedef enum { flavour_Div, flavour_Mod, flavour_DivMod } divmod_flavour_t;
+typedef enum { flavour_Div = 1, flavour_Mod, flavour_DivMod } ia32_op_flavour_t;
 typedef enum { pn_EAX, pn_EDX } pn_ia32_Register;
 
-typedef struct {
-  enum { asmop_Const, asmop_SymConst } tp;
+typedef enum {
+	ia32_Normal,
+	ia32_Const,
+	ia32_SymConst,
+	ia32_AddrModeD,
+	ia32_AddrModeS
+} ia32_op_type_t;
+
+typedef enum {
+	ia32_ImmNone,
+	ia32_ImmConst,
+	ia32_ImmSymConst
+} ia32_immop_type_t;
+
+typedef	enum {
+	ia32_am_None   = 0,   /**<< no addrmode support */
+	ia32_am_Dest   = 1,   /**<< addrmode for destination only */
+	ia32_am_Source = 2,   /**<< addrmode for source only */
+	ia32_am_Full   = 3    /**<< full addmode support */
+} ia32_am_type_t;
+
+/**
+ * Different AM types:
+ * O - Offset is set
+ * B - Base is set
+ * I - Index is set
+ * S - Scale is set
+ */
+
+enum {
+	ia32_O = (1 << 0),
+	ia32_B = (1 << 1),
+	ia32_I = (1 << 2),
+	ia32_S = (1 << 3)
+};
+
+typedef enum {
+	ia32_am_N    = 0,
+	ia32_am_O    = ia32_O,
+	ia32_am_B    = ia32_B,
+	ia32_am_I    = ia32_I,
+	ia32_am_IS   = ia32_I | ia32_S,
+	ia32_am_BI   = ia32_B | ia32_I,
+	ia32_am_OB   = ia32_O | ia32_B,
+	ia32_am_OI   = ia32_O | ia32_I,
+	ia32_am_OIS  = ia32_O | ia32_I | ia32_S,
+	ia32_am_OBIS = ia32_O | ia32_B | ia32_I | ia32_S
+} ia32_am_flavour_t;
+
+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 */
+} ia32_register_req_t;
+
+typedef struct _ia32_attr_t {
+	struct {
+		unsigned tp:3;              /**< ia32 node type */
+		unsigned imm_tp:2;          /**< ia32 immop type */
+
+		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 */
+
+		unsigned offs_sign:1;       /**< sign bit of the first offset */
+		unsigned am_sc_sign:1;      /**< sign bit of the address mode symconst */
+
+		unsigned use_frame:1;       /**< indicates whether the operation uses the frame pointer or not */
+
+		unsigned op_flav:2;         /**< flavour of an op (flavour_Div/Mod/DivMod) */
+
+		unsigned flags:4;           /**< indicating if spillable and/or rematerializeable */
+
+		unsigned is_commutative:1;  /**< indicates whether op is commutative or not */
+
+		unsigned emit_cl:1;         /**< indicates whether we must emit cl instead of ecx (needed for shifts) */
+
+		unsigned n_res:8;           /**< number of results produced by this node */
+	} data;
+
+	struct obstack *am_offs;    /**< offsets for AddrMode */
+	ident          *am_sc;      /**< SymConst for AddrMode */
+
+	union {
+		tarval *tv;     /**< tarval for immediate operations */
+		ident  *sc;     /**< the symconst ident */
+	} cnst_val;
 
-  tarval  *tv;       /**<< tarval for immediate operations */
-  tarval  *offset;   /**<< offset for LEA */
-  ir_node *old_ir;   /**<< old ir node to avoid duplicating information (symconst in case of asmop_SymConst) */
+	ident *cnst;        /**< points to the string representation of the constant value (either tv or sc) */
 
-  divmod_flavour_t dm_flav;   /**<< flavour of a DivMod (flavour_Div/Mod/DivMod) */
+	ir_mode *ls_mode;   /**< the mode of the stored/loaded value */
+	ir_mode *res_mode;  /**< the mode of the result */
+	ir_mode *src_mode;  /**< source mode for conversion */
+	ir_mode *tgt_mode;  /**< target mode for conversion */
 
-  long pn_code;			/**<< projnum "types" (e.g. indicates the compare operator of a conditional jump
-                          or an argument number) */
+	entity *frame_ent;  /**< the frame entity attached to this node */
 
-  unsigned n_res;      /**<< number of results */
+	long pn_code;       /**< projnum "types" (e.g. indicate compare operators and argument numbers) */
 
-  arch_irn_flags_t    flags;     /**<< indicating if spillable and/or rematerializeable */
+#ifndef NDEBUG
+	const char *orig_node;      /**< holds the name of the original ir node for debugging purposes */
+#endif /* NDEBUG */
 
-  const arch_register_req_t **in_req;  /**<< register requirements for arguments */
-  const arch_register_req_t **out_req; /**<< register requirements for results */
+	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 */
-} asmop_attr;
+	const arch_register_t **slots;       /**< register slots for assigned registers */
+	const arch_register_t *x87[3];       /**< register slots for x87 register */
+} ia32_attr_t;
 
 #endif /* _IA32_NODES_ATTR_H_ */