* @file
* @brief This is the main ia32 firm backend driver.
* @author Christian Wuerdig
- * @version $Id$
*/
#ifndef FIRM_BE_IA32_BEARCH_IA32_T_H
#define FIRM_BE_IA32_BEARCH_IA32_T_H
+#include "config.h"
#include "pmap.h"
#include "debug.h"
#include "ia32_nodes_attr.h"
#include "pdeq.h"
#include "be.h"
-#include "../bemachine.h"
-#include "../beemitter.h"
+#include "beemitter.h"
+#include "gen_ia32_regalloc_if.h"
#ifdef NDEBUG
#define SET_IA32_ORIG_NODE(n, o)
#else /* ! NDEBUG */
-#define SET_IA32_ORIG_NODE(n, o) set_ia32_orig_node(n, o);
+#define SET_IA32_ORIG_NODE(n, o) set_ia32_orig_node(n, o)
#endif /* NDEBUG */
-/* some typedefs */
-typedef enum ia32_optimize_t ia32_optimize_t;
-typedef enum cpu_support cpu_support;
-typedef enum fp_support fp_support;
-
typedef struct ia32_isa_t ia32_isa_t;
-typedef struct ia32_code_gen_t ia32_code_gen_t;
typedef struct ia32_irn_ops_t ia32_irn_ops_t;
typedef struct ia32_intrinsic_env_t ia32_intrinsic_env_t;
-/**
- * IA32 code generator
- */
-struct ia32_code_gen_t {
- const arch_code_generator_if_t *impl; /**< implementation */
- ir_graph *irg; /**< current irg */
- set *reg_set; /**< set to memorize registers for non-ia32 nodes (e.g. phi nodes) */
- 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;
-};
+typedef struct ia32_irg_data_t {
+ 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 */
+ 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 */
+} ia32_irg_data_t;
/**
* 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 */
+ arch_env_t base; /**< must be derived from arch_env_t */
+ pmap *tv_ent; /**< A map of entities that store const tarvals */
+ int fpu_arch; /**< FPU architecture */
};
/**
* 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 *ll_div_op1; /**< entity for first div operand (move into FPU) */
- ir_entity *ll_div_op2; /**< entity for second div operand (move into FPU) */
- ir_entity *ll_d_conv; /**< entity for converts ll -> d */
- ir_entity *d_ll_conv; /**< entity for converts d -> ll */
- 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 */
- tarval *u64_bias; /**< bias value for conversion from float to unsigned 64 */
+ 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 {
#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;
+extern ir_mode *ia32_mode_fpcw;
+/** extended floatingpoint mode */
+extern ir_mode *ia32_mode_E;
+extern ir_type *ia32_type_E;
-/** The current code generator. */
-extern ia32_code_gen_t *ia32_current_cg;
+static inline ia32_irg_data_t *ia32_get_irg_data(const ir_graph *irg)
+{
+ return (ia32_irg_data_t*) be_birg_from_irg(irg)->isa_link;
+}
/**
* Returns the unique per irg GP NoReg node.
*/
-ir_node *ia32_new_NoReg_gp(ia32_code_gen_t *cg);
-ir_node *ia32_new_NoReg_xmm(ia32_code_gen_t *cg);
-ir_node *ia32_new_NoReg_vfp(ia32_code_gen_t *cg);
-
-/**
- * Returns the uniqure per irg GP Unknown node.
- * (warning: cse has to be activated)
- */
-ir_node *ia32_new_Unknown_gp(ia32_code_gen_t *cg);
-ir_node *ia32_new_Unknown_xmm(ia32_code_gen_t *cg);
-ir_node *ia32_new_Unknown_vfp(ia32_code_gen_t *cg);
+ir_node *ia32_new_NoReg_gp(ir_graph *irg);
+ir_node *ia32_new_NoReg_xmm(ir_graph *irg);
+ir_node *ia32_new_NoReg_vfp(ir_graph *irg);
/**
* Returns the unique per irg FPU truncation mode node.
*/
-ir_node *ia32_new_Fpu_truncate(ia32_code_gen_t *cg);
+ir_node *ia32_new_Fpu_truncate(ir_graph *irg);
/**
* Split instruction with source AM into Load and separate instruction.
* @return result of the Load
*/
-ir_node *turn_back_am(ir_node *node);
+ir_node *ia32_turn_back_am(ir_node *node);
/**
* Maps all intrinsic calls that the backend support
const ir_mode *imode, const ir_mode *omode,
void *context);
+/**
+ * Return the stack entity that contains the return address.
+ */
+ir_entity *ia32_get_return_address_entity(ir_graph *irg);
+
+/**
+ * Return the stack entity that contains the frame address.
+ */
+ir_entity *ia32_get_frame_address_entity(ir_graph *irg);
+
#endif
projects / libfirm / blobdiff