+2005-06-01 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/sh/sh.c (multcosts): Check sh_multcost rather than
+ sh_multcost_str.
+ (sh_register_move_cost): Likewise sh_gettrcost and sh_gettrcost_str.
+ (sh_multcost_str, sh_gettrcost_str, sh_div_str, sh_divsi3_libfunc)
+ (cut2_workaround_str): Delete.
+ * config/sh/sh.h (SUBTARGET_OPTIONS, TARGET_OPTIONS)
+ (TARGET_SH5_CUT2_WORKAROUND, sh_multcost_str, sh_gettrcost_str)
+ (sh_div_str, sh_divsi3_libfunc, cut2_workaround_str): Delete.
+ * config/sh/sh.opt (mcut2-workaround, mdiv=, mdivsi3_libfunc=)
+ (mgettrcost=, multcost=): New options.
+
2005-06-01 Richard Sandiford <rsandifo@redhat.com>
* opts.h (cl_option_state): New structure.
static inline int
multcosts (rtx x ATTRIBUTE_UNUSED)
{
- if (*sh_multcost_str)
- return atoi (sh_multcost_str);
+ if (sh_multcost >= 0)
+ return sh_multcost;
if (TARGET_SHMEDIA)
/* ??? We have a mul insn, but it has a latency of three, and doesn't
accept constants. Ideally, we would use a cost of one or two and
if (TARGET_SHMEDIA
&& ((srcclass) == TARGET_REGS || (srcclass) == SIBCALL_REGS))
{
- if (*sh_gettrcost_str)
- return atoi (sh_gettrcost_str);
+ if (sh_gettrcost >= 0)
+ return sh_gettrcost;
else if (!TARGET_PT_FIXED)
return 100;
}
return fnaddr;
}
-const char *sh_multcost_str = "";
-const char *sh_gettrcost_str = "";
-const char *sh_div_str = "";
-const char *sh_divsi3_libfunc = "";
-const char *cut2_workaround_str = "";
enum sh_divide_strategy_e sh_div_strategy = SH_DIV_STRATEGY_DEFAULT;
/* This defines the storage for the variable part of a -mboard= option.
#define TARGET_DEFAULT \
(TARGET_CPU_DEFAULT | TARGET_ENDIAN_DEFAULT | TARGET_OPT_DEFAULT)
-#ifndef SUBTARGET_OPTIONS
-#define SUBTARGET_OPTIONS
-#endif
-
-#define TARGET_OPTIONS \
-{ { "ultcost=", &sh_multcost_str, \
- N_("Cost to assume for a multiply insn"), 0 }, \
- { "gettrcost=", &sh_gettrcost_str, \
- N_("Cost to assume for gettr insn"), 0 }, \
- { "div=", &sh_div_str, \
- N_("division strategy, one of: call, call2, fp, inv, inv:minlat, inv20u, inv20l, inv:call, inv:call2, inv:fp"), 0 }, \
- { "divsi3_libfunc=", &sh_divsi3_libfunc, \
- N_("Specify name for 32 bit signed division function"), 0 }, \
- { "cut2-workaround", &cut2_workaround_str, \
- N_("Enable SH5 cut2 workaround"), "\1" }, \
- SUBTARGET_OPTIONS \
-}
-
-#define TARGET_SH5_CUT2_WORKAROUND (*cut2_workaround_str)
-
#ifndef SH_MULTILIB_CPU_DEFAULT
#define SH_MULTILIB_CPU_DEFAULT "m1"
#endif
#define SIMULTANEOUS_PREFETCHES 2
-extern const char *sh_multcost_str;
-extern const char *sh_gettrcost_str;
-extern const char *sh_div_str;
-extern const char *sh_divsi3_libfunc;
-extern const char *cut2_workaround_str;
-
/* FIXME: middle-end support for highpart optimizations is missing. */
#define high_life_started reload_in_progress
Target Report RejectNegative Mask(BIGTABLE)
Generate 32-bit offsets in switch tables
+mcut2-workaround
+Target RejectNegative Var(TARGET_SH5_CUT2_WORKAROUND)
+Enable SH5 cut2 workaround
+
mdalign
Target Report RejectNegative Mask(ALIGN_DOUBLE)
Align doubles at 64-bit boundaries
+mdiv=
+Target RejectNegative Joined Var(sh_div_str) Init("")
+Division strategy, one of: call, call2, fp, inv, inv:minlat, inv20u, inv20l, inv:call, inv:call2, inv:fp
+
+mdivsi3_libfunc=
+Target RejectNegative Joined Var(sh_divsi3_libfunc) Init("")
+Specify name for 32 bit signed division function
+
mfmovd
Target RejectNegative Mask(FMOVD) Undocumented
+mgettrcost=
+Target RejectNegative Joined UInteger Var(sh_gettrcost) Init(-1)
+Cost to assume for gettr insn
+
mhitachi
Target Report RejectNegative Mask(HITACHI)
Follow Renesas (formerly Hitachi) / SuperH calling conventions
Target Report RejectNegative Mask(SMALLCODE)
Deprecated. Use -Os instead
+multcost=
+Target RejectNegative Joined UInteger Var(sh_multcost) Init(-1)
+Cost to assume for a multiply insn
+
musermode
Target Report RejectNegative Mask(USERMODE)
Generate library function call to invalidate instruction cache entries after fixing trampoline