1 #ifndef _BEARCH_IA32_T_H_
2 #define _BEARCH_IA32_T_H_
4 #include "firm_config.h"
7 #include "bearch_ia32.h"
8 #include "ia32_nodes_attr.h"
14 typedef struct _ia32_optimize_t {
15 unsigned incdec : 1; /**< optimize add/sub 1/-1 to inc/dec */
16 unsigned doam : 1; /**< do address mode optimizations */
17 unsigned placecnst : 1; /**< place constants in the blocks where they are used */
18 unsigned immops : 1; /**< create operations with immediates */
19 unsigned extbb : 1; /**< do extended basic block scheduling */
22 typedef struct _ia32_code_gen_t {
23 const arch_code_generator_if_t *impl; /**< implementation */
24 ir_graph *irg; /**< current irg */
25 FILE *out; /**< output file */
26 const arch_env_t *arch_env; /**< the arch env */
27 set *reg_set; /**< set to memorize registers for non-ia32 nodes (e.g. phi nodes) */
28 firm_dbg_module_t *mod; /**< debugging module */
29 int emit_decls; /**< flag indicating if decls were already emitted */
30 pmap *types; /**< A map of modes to primitive types */
31 pmap *tv_ent; /**< A map of entities that store tarvals */
32 const be_irg_t *birg; /**< The be-irg (contains additional information about the irg) */
33 ia32_optimize_t opt; /**< contains optimization information */
36 typedef struct _ia32_isa_t {
37 const arch_isa_if_t *impl;
38 const arch_register_t *sp; /**< The stack pointer register. */
39 const arch_register_t *bp; /**< The base pointer register. */
40 const int stack_dir; /**< -1 for decreasing, 1 for increasing. */
41 int num_codegens; /**< The number of code generator objects created so far */
42 pmap *regs_16bit; /**< Contains the 16bits names of the gp registers */
43 pmap *regs_8bit; /**< Contains the 8bits names of the gp registers */
45 struct obstack *name_obst; /**< holds the original node names (for debugging) */
46 unsigned long name_obst_size;
50 typedef struct _ia32_irn_ops_t {
51 const arch_irn_ops_if_t *impl;
55 /* this is a struct to minimize the number of parameters
56 for transformation walker */
57 typedef struct _ia32_transform_env_t {
58 firm_dbg_module_t *mod; /**< The firm debugger */
59 dbg_info *dbg; /**< The node debug info */
60 ir_graph *irg; /**< The irg, the node should be created in */
61 ir_node *block; /**< The block, the node should belong to */
62 ir_node *irn; /**< The irn, to be transformed */
63 ir_mode *mode; /**< The mode of the irn */
64 ia32_code_gen_t *cg; /**< The code generator */
65 } ia32_transform_env_t;
68 * Creates the unique per irg GP NoReg node.
70 ir_node *ia32_new_NoReg_gp(ia32_code_gen_t *cg);
73 * Creates the unique per irg FP NoReg node.
75 ir_node *ia32_new_NoReg_fp(ia32_code_gen_t *cg);
77 #endif /* _BEARCH_IA32_T_H_ */