- firm_dbg_module_t *mod; /**< debugging module */
- int emit_decls; /**< flag indicating if decls were already emitted */
- int has_alloca; /**< indicates whether the irg contains an alloca or not */
- const ia32_register_req_t **reg_param_req; /**< hold the requirements for the reg param nodes */
- pmap *types; /**< A map of modes to primitive types */
- pmap *tv_ent; /**< A map of entities that store tarvals */
- ir_node *noreg_gp; /**< Holds the unique per irg GP NoReg node */
- ir_node *noreg_fp; /**< Holds the unique per irg FP NoReg node */
-} ia32_code_gen_t;
-
-typedef struct _ia32_isa_t {
- const arch_isa_if_t *impl;
- const arch_register_t *sp; /** The stack pointer register. */
- const arch_register_t *bp; /** The base pointer register. */
- const int stack_dir; /** -1 for decreasing, 1 for increasing. */
- int num_codegens;
-} ia32_isa_t;
-
-typedef struct _ia32_irn_ops_t {
- const arch_irn_ops_if_t *impl;
- ia32_code_gen_t *cg;
-} ia32_irn_ops_t;
-
-/* this is a struct to minimize the number of parameters
- for transformation walker */
-typedef struct _ia32_transform_env_t {
- const arch_env_t *arch_env; /**< The arch_env */
- firm_dbg_module_t *mod; /**< The firm debugger */
- dbg_info *dbg; /**< The node debug info */
- ir_graph *irg; /**< The irg, the node should be created in */
- ir_node *block; /**< The block, the node should belong to */
- ir_node *irn; /**< The irn, to be transformed */
- ir_mode *mode; /**< The mode of the irn */
- ia32_code_gen_t *cg; /**< The code generator */
-} ia32_transform_env_t;
-
-/**
- * Creates the unique per irg GP NoReg node.
+ ia32_isa_t *isa; /**< for fast access to the isa object */
+ be_irg_t *birg; /**< The be-irg (contains additional information about the irg) */
+ ir_node **blk_sched; /**< an array containing the scheduled blocks */
+ unsigned do_x87_sim:1; /**< set to 1 if x87 simulation should be enforced */
+ unsigned dump:1; /**< set to 1 if graphs should be dumped */
+ unsigned gprof:1; /**< set to 1 grof profiling is in use */
+ ir_node *unknown_gp; /**< unique Unknown_GP node */
+ ir_node *unknown_vfp; /**< unique Unknown_VFP node */
+ ir_node *unknown_xmm; /**< unique Unknown_XMM node */
+ ir_node *noreg_gp; /**< unique NoReg_GP node */
+ ir_node *noreg_vfp; /**< unique NoReg_VFP node */
+ ir_node *noreg_xmm; /**< unique NoReg_XMM node */
+
+ ir_node *fpu_trunc_mode; /**< truncate fpu mode */
+ ir_node *get_eip; /**< get eip node */
+
+ struct obstack *obst;
+};
+
+/**
+ * IA32 ISA object
+ */
+struct ia32_isa_t {
+ arch_env_t arch_env; /**< must be derived from arch_env_t */
+ pmap *regs_16bit; /**< Contains the 16bits names of the gp registers */
+ pmap *regs_8bit; /**< Contains the 8bits names of the gp registers */
+ pmap *regs_8bit_high; /**< contains the hight part of the 8 bit names of the gp registers */
+ pmap *types; /**< A map of modes to primitive types */
+ pmap *tv_ent; /**< A map of entities that store const tarvals */
+ ia32_code_gen_t *cg; /**< the current code generator */
+ const be_machine_t *cpu; /**< the abstract machine */
+#ifndef NDEBUG
+ struct obstack *name_obst; /**< holds the original node names (for debugging) */
+#endif /* NDEBUG */
+};
+
+/**
+ * A helper type collecting needed info for IA32 intrinsic lowering.
+ */
+struct ia32_intrinsic_env_t {
+ ia32_isa_t *isa; /**< the isa object */
+ ir_graph *irg; /**< the irg, these entities belong to */
+ ir_entity *divdi3; /**< entity for __divdi3 library call */
+ ir_entity *moddi3; /**< entity for __moddi3 library call */
+ ir_entity *udivdi3; /**< entity for __udivdi3 library call */
+ ir_entity *umoddi3; /**< entity for __umoddi3 library call */
+};
+
+typedef enum transformer_t {
+ TRANSFORMER_DEFAULT,
+#ifdef FIRM_GRGEN_BE
+ TRANSFORMER_PBQP,
+ TRANSFORMER_RAND
+#endif
+} transformer_t;
+
+#ifdef FIRM_GRGEN_BE
+/** The selected transformer. */
+extern transformer_t be_transformer;
+
+#else
+#define be_transformer TRANSFORMER_DEFAULT
+#endif
+
+/** The mode for the floating point control word. */
+extern ir_mode *mode_fpcw;
+
+/** The current code generator. */
+extern ia32_code_gen_t *ia32_current_cg;
+
+/**
+ * Returns the unique per irg GP NoReg node.