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From-SVN: r60
This commit is contained in:
Richard Kenner 1991-11-14 19:36:37 -05:00
parent 60cabde622
commit defc614f04
1 changed files with 26 additions and 0 deletions
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26
gcc/reload.h
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@ -18,6 +18,21 @@ along with GNU CC; see the file COPYING. If not, write to
the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
/* If secondary reloads are the same for inputs and outputs, define those
macros here. */
#ifdef SECONDARY_RELOAD_CLASS
#define SECONDARY_INPUT_RELOAD_CLASS(CLASS, MODE, X) \
SECONDARY_RELOAD_CLASS (CLASS, MODE, X)
#define SECONDARY_OUTPUT_RELOAD_CLASS(CLASS, MODE, X) \
SECONDARY_RELOAD_CLASS (CLASS, MODE, X)
#endif
/* If either macro is defined, show that we need secondary reloads. */
#if defined(SECONDARY_INPUT_RELOAD_CLASS) || defined(SECONDARY_OUTPUT_RELOAD_CLASS)
#define HAVE_SECONDARY_RELOADS
#endif
/* See reload.c and reload1.c for comments on these variables. */
/* Maximum number of reloads we can need. */
@ -36,6 +51,9 @@ extern int reload_needed_for_multiple[MAX_RELOADS];
extern rtx reload_needed_for[MAX_RELOADS];
extern int reload_secondary_reload[MAX_RELOADS];
extern int reload_secondary_p[MAX_RELOADS];
#ifdef MAX_INSN_CODE
extern enum insn_code reload_secondary_icode[MAX_RELOADS];
#endif
extern int n_reloads;
extern rtx reload_reg_rtx[MAX_RELOADS];
@ -79,6 +97,14 @@ extern char indirect_symref_ok;
/* Nonzero if an address (plus (reg frame_pointer) (reg ...)) is valid. */
extern char double_reg_address_ok;
#ifdef MAX_INSN_CODE
/* These arrays record the insn_code of insns that may be needed to
perform input and output reloads of special objects. They provide a
place to pass a scratch register. */
extern enum insn_code reload_in_optab[];
extern enum insn_code reload_out_optab[];
#endif
void init_reload ();
void find_reloads ();
void subst_reloads ();