Makefile.in (LIBFUNCS_H): Add $(HASHTAB_H).
gcc/ * Makefile.in (LIBFUNCS_H): Add $(HASHTAB_H). (target-globals.o): Depend on $(LIBFUNCS_H). * libfuncs.h: Include hashtab.h. (libfunc_entry): Moved from optabs.c. (target_libfuncs): New structure. (default_target_libfuncs): Declare. (this_target_libfuncs): Declare as a variable or define as a macro. (libfunc_table): Redefine as a macro. * optabs.c (default_target_libfuncs): New variable. (this_target_libfuncs): New conditional variable. (libfunc_table): Delete. (libfunc_entry): Moved to optabs.h. (libfunc_hash): Redefine as a macro. (hash_libfunc, eq_libfunc): Fix comments. (init_optabs): Use libfunc_hash to detect cases where the function has already been called. Clear the hash table instead of recreating it. * target-globals.h (this_target_libfuncs): Declare. (target_globals): Add a libfuncs field. (restore_target_globals): Copy the libfuncs field to this_target_libfuncs. * target-globals.c: Include libfuncs.h. (default_target_globals): Initialize the libfuncs field. (save_target_globals): Likewise. From-SVN: r162099
This commit is contained in:
Richard Sandiford
Richard Sandiford
parent
9f7f18923a
commit
3e9c326a88
|
|
@ -1,3 +1,30 @@
|
|||
2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
|
||||
|
||||
* Makefile.in (LIBFUNCS_H): Add $(HASHTAB_H).
|
||||
(target-globals.o): Depend on $(LIBFUNCS_H).
|
||||
* libfuncs.h: Include hashtab.h.
|
||||
(libfunc_entry): Moved from optabs.c.
|
||||
(target_libfuncs): New structure.
|
||||
(default_target_libfuncs): Declare.
|
||||
(this_target_libfuncs): Declare as a variable or define as a macro.
|
||||
(libfunc_table): Redefine as a macro.
|
||||
* optabs.c (default_target_libfuncs): New variable.
|
||||
(this_target_libfuncs): New conditional variable.
|
||||
(libfunc_table): Delete.
|
||||
(libfunc_entry): Moved to optabs.h.
|
||||
(libfunc_hash): Redefine as a macro.
|
||||
(hash_libfunc, eq_libfunc): Fix comments.
|
||||
(init_optabs): Use libfunc_hash to detect cases where the function
|
||||
has already been called. Clear the hash table instead of
|
||||
recreating it.
|
||||
* target-globals.h (this_target_libfuncs): Declare.
|
||||
(target_globals): Add a libfuncs field.
|
||||
(restore_target_globals): Copy the libfuncs field to
|
||||
this_target_libfuncs.
|
||||
* target-globals.c: Include libfuncs.h.
|
||||
(default_target_globals): Initialize the libfuncs field.
|
||||
(save_target_globals): Likewise.
|
||||
|
||||
2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
|
||||
|
||||
* Makefile.in (LIBFUNCS_H): New variable. Use instead of libfuncs.h
|
||||
|
|
|
|||
|
|
@ -969,7 +969,7 @@ GCC_PLUGIN_H = gcc-plugin.h highlev-plugin-common.h $(CONFIG_H) $(SYSTEM_H) \
|
|||
$(HASHTAB_H)
|
||||
PLUGIN_H = plugin.h $(GCC_PLUGIN_H)
|
||||
PLUGIN_VERSION_H = plugin-version.h configargs.h
|
||||
LIBFUNCS_H = libfuncs.h
|
||||
LIBFUNCS_H = libfuncs.h $(HASHTAB_H)
|
||||
|
||||
#
|
||||
# Now figure out from those variables how to compile and link.
|
||||
|
|
@ -3482,7 +3482,8 @@ lower-subreg.o : lower-subreg.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
|
|||
$(EXPR_H) $(EXCEPT_H) $(REGS_H) $(TREE_PASS_H) $(DF_H)
|
||||
target-globals.o : target-globals.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
|
||||
$(TM_H) insn-config.h $(MACHMODE_H) $(GGC_H) $(TOPLEV_H) target-globals.h \
|
||||
$(FLAGS_H) $(REGS_H) $(RTL_H) reload.h expmed.h $(EXPR_H) $(OPTABS_H)
|
||||
$(FLAGS_H) $(REGS_H) $(RTL_H) reload.h expmed.h $(EXPR_H) $(OPTABS_H) \
|
||||
$(LIBFUNCS_H)
|
||||
|
||||
$(out_object_file): $(out_file) $(CONFIG_H) coretypes.h $(TM_H) $(TREE_H) \
|
||||
$(RTL_H) $(REGS_H) hard-reg-set.h insn-config.h conditions.h \
|
||||
|
|
|
|||
|
|
@ -20,6 +20,8 @@ along with GCC; see the file COPYING3. If not see
|
|||
#ifndef GCC_LIBFUNCS_H
|
||||
#define GCC_LIBFUNCS_H
|
||||
|
||||
#include "hashtab.h"
|
||||
|
||||
/* Enumeration of indexes into libfunc_table. */
|
||||
enum libfunc_index
|
||||
{
|
||||
|
|
@ -45,9 +47,34 @@ enum libfunc_index
|
|||
LTI_MAX
|
||||
};
|
||||
|
||||
/* SYMBOL_REF rtx's for the library functions that are called
|
||||
implicitly and not via optabs. */
|
||||
extern GTY(()) rtx libfunc_table[LTI_MAX];
|
||||
/* Information about an optab-related libfunc. We use the same hashtable
|
||||
for normal optabs and conversion optabs. In the first case mode2
|
||||
is unused. */
|
||||
struct GTY(()) libfunc_entry {
|
||||
size_t optab;
|
||||
enum machine_mode mode1, mode2;
|
||||
rtx libfunc;
|
||||
};
|
||||
|
||||
/* Target-dependent globals. */
|
||||
struct GTY(()) target_libfuncs {
|
||||
/* SYMBOL_REF rtx's for the library functions that are called
|
||||
implicitly and not via optabs. */
|
||||
rtx x_libfunc_table[LTI_MAX];
|
||||
|
||||
/* Hash table used to convert declarations into nodes. */
|
||||
htab_t GTY((param_is (struct libfunc_entry))) x_libfunc_hash;
|
||||
};
|
||||
|
||||
extern GTY(()) struct target_libfuncs default_target_libfuncs;
|
||||
#if SWITCHABLE_TARGET
|
||||
extern struct target_libfuncs *this_target_libfuncs;
|
||||
#else
|
||||
#define this_target_libfuncs (&default_target_libfuncs)
|
||||
#endif
|
||||
|
||||
#define libfunc_table \
|
||||
(this_target_libfuncs->x_libfunc_table)
|
||||
|
||||
/* Accessor macros for libfunc_table. */
|
||||
|
||||
|
|
|
|||
40
gcc/optabs.c
40
gcc/optabs.c
|
|
@ -46,11 +46,14 @@ along with GCC; see the file COPYING3. If not see
|
|||
#include "target.h"
|
||||
|
||||
struct target_optabs default_target_optabs;
|
||||
struct target_libfuncs default_target_libfuncs;
|
||||
#if SWITCHABLE_TARGET
|
||||
struct target_optabs *this_target_optabs = &default_target_optabs;
|
||||
struct target_libfuncs *this_target_libfuncs = &default_target_libfuncs;
|
||||
#endif
|
||||
|
||||
rtx libfunc_table[LTI_MAX];
|
||||
#define libfunc_hash \
|
||||
(this_target_libfuncs->x_libfunc_hash)
|
||||
|
||||
/* Contains the optab used for each rtx code. */
|
||||
optab code_to_optab[NUM_RTX_CODE + 1];
|
||||
|
|
@ -69,19 +72,7 @@ void debug_optab_libfuncs (void);
|
|||
#define DECIMAL_PREFIX "dpd_"
|
||||
#endif
|
||||
|
||||
|
||||
/* Info about libfunc. We use same hashtable for normal optabs and conversion
|
||||
optab. In the first case mode2 is unused. */
|
||||
struct GTY(()) libfunc_entry {
|
||||
size_t optab;
|
||||
enum machine_mode mode1, mode2;
|
||||
rtx libfunc;
|
||||
};
|
||||
|
||||
/* Hash table used to convert declarations into nodes. */
|
||||
static GTY((param_is (struct libfunc_entry))) htab_t libfunc_hash;
|
||||
|
||||
/* Used for attribute_hash. */
|
||||
/* Used for libfunc_hash. */
|
||||
|
||||
static hashval_t
|
||||
hash_libfunc (const void *p)
|
||||
|
|
@ -92,7 +83,7 @@ hash_libfunc (const void *p)
|
|||
^ e->optab);
|
||||
}
|
||||
|
||||
/* Used for optab_hash. */
|
||||
/* Used for libfunc_hash. */
|
||||
|
||||
static int
|
||||
eq_libfunc (const void *p, const void *q)
|
||||
|
|
@ -6124,14 +6115,15 @@ set_conv_libfunc (convert_optab optable, enum machine_mode tmode,
|
|||
void
|
||||
init_optabs (void)
|
||||
{
|
||||
static bool reinit;
|
||||
|
||||
libfunc_hash = htab_create_ggc (10, hash_libfunc, eq_libfunc, NULL);
|
||||
|
||||
/* We statically initialize the insn_codes with the equivalent of
|
||||
CODE_FOR_nothing. Repeat the process if reinitialising. */
|
||||
if (reinit)
|
||||
init_insn_codes ();
|
||||
if (libfunc_hash)
|
||||
{
|
||||
htab_empty (libfunc_hash);
|
||||
/* We statically initialize the insn_codes with the equivalent of
|
||||
CODE_FOR_nothing. Repeat the process if reinitialising. */
|
||||
init_insn_codes ();
|
||||
}
|
||||
else
|
||||
libfunc_hash = htab_create_ggc (10, hash_libfunc, eq_libfunc, NULL);
|
||||
|
||||
init_optab (add_optab, PLUS);
|
||||
init_optabv (addv_optab, PLUS);
|
||||
|
|
@ -6572,8 +6564,6 @@ init_optabs (void)
|
|||
|
||||
/* Allow the target to add more libcalls or rename some, etc. */
|
||||
targetm.init_libfuncs ();
|
||||
|
||||
reinit = true;
|
||||
}
|
||||
|
||||
/* Print information about the current contents of the optabs on
|
||||
|
|
|
|||
|
|
@ -34,6 +34,7 @@ along with GCC; see the file COPYING3. If not see
|
|||
#include "expmed.h"
|
||||
#include "expr.h"
|
||||
#include "optabs.h"
|
||||
#include "libfuncs.h"
|
||||
|
||||
#if SWITCHABLE_TARGET
|
||||
struct target_globals default_target_globals = {
|
||||
|
|
@ -43,7 +44,8 @@ struct target_globals default_target_globals = {
|
|||
&default_target_hard_regs,
|
||||
&default_target_reload,
|
||||
&default_target_expmed,
|
||||
&default_target_optabs
|
||||
&default_target_optabs,
|
||||
&default_target_libfuncs
|
||||
};
|
||||
|
||||
struct target_globals *
|
||||
|
|
@ -59,6 +61,7 @@ save_target_globals (void)
|
|||
g->reload = XCNEW (struct target_reload);
|
||||
g->expmed = XCNEW (struct target_expmed);
|
||||
g->optabs = XCNEW (struct target_optabs);
|
||||
g->libfuncs = ggc_alloc_cleared_target_libfuncs ();
|
||||
restore_target_globals (g);
|
||||
target_reinit ();
|
||||
return g;
|
||||
|
|
|
|||
|
|
@ -28,6 +28,7 @@ extern struct target_hard_regs *this_target_hard_regs;
|
|||
extern struct target_reload *this_target_reload;
|
||||
extern struct target_expmed *this_target_expmed;
|
||||
extern struct target_optabs *this_target_optabs;
|
||||
extern struct target_libfuncs *this_target_libfuncs;
|
||||
|
||||
struct GTY(()) target_globals {
|
||||
struct target_flag_state *GTY((skip)) flag_state;
|
||||
|
|
@ -37,6 +38,7 @@ struct GTY(()) target_globals {
|
|||
struct target_reload *GTY((skip)) reload;
|
||||
struct target_expmed *GTY((skip)) expmed;
|
||||
struct target_optabs *GTY((skip)) optabs;
|
||||
struct target_libfuncs *libfuncs;
|
||||
};
|
||||
|
||||
extern struct target_globals default_target_globals;
|
||||
|
|
@ -53,6 +55,7 @@ restore_target_globals (struct target_globals *g)
|
|||
this_target_reload = g->reload;
|
||||
this_target_expmed = g->expmed;
|
||||
this_target_optabs = g->optabs;
|
||||
this_target_libfuncs = g->libfuncs;
|
||||
}
|
||||
#endif
|
||||
|
||||
|
|
|
|||
Loading…
Reference in New Issue