osprey-gcc/gcc/regs.h File Reference

#include "varray.h"
#include "obstack.h"
#include "hard-reg-set.h"
#include "basic-block.h"

Include dependency graph for regs.h:

Go to the source code of this file.

Data Types
type	reg_info_def
Defines
#define	REG_BYTES(R)   mode_size[(int) GET_MODE (R)]
#define	REGMODE_NATURAL_SIZE(MODE)   UNITS_PER_WORD
#define	SMALL_REGISTER_CLASSES   0
#define	REG_N_REFS(N)   (VARRAY_REG (reg_n_info, N)->refs)
#define	REG_FREQ(N)   (VARRAY_REG (reg_n_info, N)->freq)
#define	REG_FREQ_MAX   1000
#define	REG_FREQ_FROM_BB(bb)
#define	REG_N_SETS(N)   (VARRAY_REG (reg_n_info, N)->sets)
#define	REG_N_DEATHS(N)   (VARRAY_REG (reg_n_info, N)->deaths)
#define	PSEUDO_REGNO_SIZE(N)
#define	PSEUDO_REGNO_BYTES(N)   GET_MODE_SIZE (PSEUDO_REGNO_MODE (N))
#define	PSEUDO_REGNO_MODE(N)   GET_MODE (regno_reg_rtx[N])
#define	REG_N_CALLS_CROSSED(N)   (VARRAY_REG (reg_n_info, N)->calls_crossed)
#define	REG_N_THROWING_CALLS_CROSSED(N)   (VARRAY_REG (reg_n_info, N)->throw_calls_crossed)
#define	REG_LIVE_LENGTH(N)   (VARRAY_REG (reg_n_info, N)->live_length)
#define	REGNO_FIRST_UID(N)   (VARRAY_REG (reg_n_info, N)->first_uid)
#define	REGNO_LAST_UID(N)   (VARRAY_REG (reg_n_info, N)->last_uid)
#define	CALLER_SAVE_PROFITABLE(REFS, CALLS)   (4 * (CALLS) < (REFS))
#define	CLASS_LIKELY_SPILLED_P(CLASS)   (reg_class_size[(int) (CLASS)] == 1)
#define	HARD_REGNO_CALLER_SAVE_MODE(REGNO, NREGS, MODE)   choose_hard_reg_mode (REGNO, NREGS, false)
#define	HARD_REGNO_CALL_PART_CLOBBERED(REGNO, MODE)   0
Typedefs
typedef struct reg_info_def	reg_info
Functions/Subroutines
void	allocate_reg_info (size_t, int, int)
Variables
int	max_regno
varray_type	reg_n_info
short *	reg_renumber
char	regs_ever_live [FIRST_PSEUDO_REGISTER]
char	regs_asm_clobbered [FIRST_PSEUDO_REGISTER]
bool	have_regs_of_mode [MAX_MACHINE_MODE]
enum machine_mode	reg_raw_mode [FIRST_PSEUDO_REGISTER]
rtx	regs_may_share
int	caller_save_needed
unsigned char	hard_regno_nregs [FIRST_PSEUDO_REGISTER][MAX_MACHINE_MODE]

---

Define Documentation

#define CALLER_SAVE_PROFITABLE	(	REFS,
		CALLS		)	(4 * (CALLS) < (REFS))

Definition at line 209 of file regs.h.

#define CLASS_LIKELY_SPILLED_P

(

CLASS

)

(reg_class_size[(int) (CLASS)] == 1)

Definition at line 215 of file regs.h.

#define HARD_REGNO_CALL_PART_CLOBBERED	(	REGNO,
		MODE		)	0

Definition at line 227 of file regs.h.

#define HARD_REGNO_CALLER_SAVE_MODE	(	REGNO,
		NREGS,
		MODE		)	choose_hard_reg_mode (REGNO, NREGS, false)

Definition at line 220 of file regs.h.

#define PSEUDO_REGNO_BYTES

(

N

)

GET_MODE_SIZE (PSEUDO_REGNO_MODE (N))

Definition at line 118 of file regs.h.

#define PSEUDO_REGNO_MODE

(

N

)

GET_MODE (regno_reg_rtx[N])

Definition at line 123 of file regs.h.

#define PSEUDO_REGNO_SIZE

(

N

)

Value:

((GET_MODE_SIZE (PSEUDO_REGNO_MODE (N)) + UNITS_PER_WORD - 1)   \
   / UNITS_PER_WORD)

Definition at line 112 of file regs.h.

#define REG_BYTES

(

R

)

mode_size[(int) GET_MODE (R)]

Definition at line 30 of file regs.h.

#define REG_FREQ

(

N

)

(VARRAY_REG (reg_n_info, N)->freq)

Definition at line 76 of file regs.h.

#define REG_FREQ_FROM_BB

(

bb

)

Value:

(optimize_size              \
            || (flag_branch_probabilities         \
          && !ENTRY_BLOCK_PTR->count)         \
            ? REG_FREQ_MAX              \
            : ((bb)->frequency * REG_FREQ_MAX / BB_FREQ_MAX)\
            ? ((bb)->frequency * REG_FREQ_MAX / BB_FREQ_MAX)\
            : 1)

Definition at line 88 of file regs.h.

#define REG_FREQ_MAX   1000

Definition at line 82 of file regs.h.

#define REG_LIVE_LENGTH

(

N

)

(VARRAY_REG (reg_n_info, N)->live_length)

Definition at line 150 of file regs.h.

#define REG_N_CALLS_CROSSED

(

N

)

(VARRAY_REG (reg_n_info, N)->calls_crossed)

Definition at line 127 of file regs.h.

#define REG_N_DEATHS

(

N

)

(VARRAY_REG (reg_n_info, N)->deaths)

Definition at line 108 of file regs.h.

#define REG_N_REFS

(

N

)

(VARRAY_REG (reg_n_info, N)->refs)

Definition at line 72 of file regs.h.

#define REG_N_SETS

(

N

)

(VARRAY_REG (reg_n_info, N)->sets)

Definition at line 100 of file regs.h.

#define REG_N_THROWING_CALLS_CROSSED

(

N

)

(VARRAY_REG (reg_n_info, N)->throw_calls_crossed)

Definition at line 132 of file regs.h.

Referenced by alloc_qty(), allocate_reg_life_data(), combine_regs(), df_ri_alloc(), df_ri_bb_compute(), global_alloc(), propagate_one_insn(), and update_equiv_regs().

#define REGMODE_NATURAL_SIZE

(

MODE

)

UNITS_PER_WORD

Definition at line 38 of file regs.h.

#define REGNO_FIRST_UID

(

N

)

(VARRAY_REG (reg_n_info, N)->first_uid)

Definition at line 185 of file regs.h.

#define REGNO_LAST_UID

(

N

)

(VARRAY_REG (reg_n_info, N)->last_uid)

Definition at line 193 of file regs.h.

#define SMALL_REGISTER_CLASSES   0

Definition at line 42 of file regs.h.

---

Typedef Documentation

typedef struct reg_info_def reg_info

---

Function Documentation

void allocate_reg_info	(	size_t	,
		int	,
		int
	)

Definition at line 2176 of file regclass.c.

---

Variable Documentation

int caller_save_needed

Definition at line 254 of file reload1.c.

unsigned char hard_regno_nregs[FIRST_PSEUDO_REGISTER][MAX_MACHINE_MODE]

Definition at line 267 of file regclass.c.

bool have_regs_of_mode[MAX_MACHINE_MODE]

Definition at line 208 of file regclass.c.

int max_regno

Definition at line 192 of file flow.c.

varray_type reg_n_info

Definition at line 196 of file flow.c.

Referenced by allocate_reg_info(), dump_flow_info(), and free_reg_info().

enum machine_mode reg_raw_mode[FIRST_PSEUDO_REGISTER]

Definition at line 204 of file regclass.c.

short* reg_renumber

Definition at line 215 of file local-alloc.c.

char regs_asm_clobbered[FIRST_PSEUDO_REGISTER]

Definition at line 183 of file final.c.

char regs_ever_live[FIRST_PSEUDO_REGISTER]

Definition at line 183 of file final.c.

rtx regs_may_share

Definition at line 213 of file flow.c.