Makefile.in (cse.o): Depend on TARGET_H.

	* Makefile.in (cse.o): Depend on TARGET_H.
	* cse.c (rtx_cost): Use targetm.rtx_costs.
	* system.h (CONST_COSTS RTX_COSTS DEFAULT_RTX_COSTS): Poison.
	* doc/tm.texi: Update.

	* target.h (targetm.rtx_costs): New.
	* target-def.h (TARGET_RTX_COSTS): New.
	* hooks.c (hook_bool_rtx_int_int_intp_false): New.
	* hooks.h: Update.

	* config/alpha/alpha.c (alpha_rtx_cost_data): New.
	(alpha_rtx_costs, TARGET_RTX_COSTS): New.
	* config/alpha/alpha.h (PROCESSOR_MAX): New.
	(CONST_COSTS, RTX_COSTS): Remove.

	* config/arc/arc.c, config/arc/arc.h, config/c4x/c4x.c,
	config/c4x/c4x.h, config/cris/cris.c, config/cris/cris.h,
	config/d30v/d30v.c, config/d30v/d30v.h, config/dsp16xx/dsp16xx.c,
	config/dsp16xx/dsp16xx.h, config/frv/frv.c, config/frv/frv.h,
	config/h8300/h8300.c, config/h8300/h8300.h, config/i370/i370.c,
	config/i370/i370.h, config/i386/i386.c, config/i386/i386.h,
	config/i960/i960.c, config/i960/i960.h, config/ia64/ia64.c,
	config/ia64/ia64.h, config/m32r/m32r.c, config/m32r/m32r.h,
	config/m68k/m68k.c, config/m68k/m68k.h, config/m88k/m88k.c,
	config/m88k/m88k.h, config/mcore/mcore.c, config/mcore/mcore.h,
	config/mips/mips.c, config/mips/mips.h, config/mn10200/mn10200.c,
	config/mn10200/mn10200.h, config/mn10300/mn10300.c,
	config/mn10300/mn10300.h, config/ns32k/ns32k.c, config/ns32k/ns32k.h,
	config/pa/pa.c, config/pa/pa.h, config/pdp11/pdp11.c,
	config/pdp11/pdp11.h, config/romp/romp.c, config/romp/romp.h,
	config/rs6000/rs6000.c, config/rs6000/rs6000.h, config/s390/s390.c,
	config/s390/s390.h, config/sh/sh.c, config/sh/sh.h,
	config/stormy16/stormy16.c, config/stormy16/stormy16.h,
	config/v850/v850.c, config/v850/v850.h,
	config/xtensa/xtensa.c, config/xtensa/xtensa.h
	(CONST_COSTS, RTX_COSTS): Move code ...
	(foo_rtx_costs, TARGET_RTX_COSTS): ... here.

	* config/arm/arm.c (arm_rtx_costs_1): Rename from arm_rtx_costs.
	(arm_rtx_costs, TARGET_RTX_COSTS): New.
	* config/arm/arm-protos.h: Update.
	* config/arm/arm.h (DEFAULT_RTX_COSTS): Remove.

	* config/avr/avr.h (CONST_COSTS): Move code ...
	* config/avr/avr.c (avr_rtx_costs): ... here.
	(default_rtx_costs): Make static.
	* config/avr/avr-protos.h: Update.

	* config/h8300/h8300.c (const_costs): Make static.
	(h8300_and_costs, h8300_shift_costs): Likewise.
	* config/h8300/h8300-protos.h: Update.

	* config/ip2k/ip2k.h (DEFAULT_RTX_COSTS): Remove.
	(CONST_COSTS): Move code ...
	* config/ip2k/ip2k.c (ip2k_rtx_costs): ... here.  Rename from
	default_rtx_costs; update for signature change.
	* config/ip2k/ip2k-protos.h: Update.

	* config/m68hc11/m68hc11.h (RTX_COSTS): Remove.
	(CONST_COSTS): Move code ...
	* config/m68hc11/m68hc11.c (m68hc11_rtx_costs): ... here.
	(TARGET_RTX_COSTS): New.
	(m68hc11_rtx_costs_1): Rename from m68hc11_rtx_costs; make static.
	* config/m68hc11/m68hc11-protos.h: Update.

	* config/m68k/m68k.c (const_int_cost): Make static.
	* config/m68k/m68k-protos.h: Update.

	* config/mcore/mcore.c (mcore_const_costs): Make static.
	(mcore_and_cost, mcore_ior_cost): Likewise.
	* config/mcore/mcore-protos.h: Update.

	* config/mmix/mmix.c (mmix_rtx_costs, TARGET_RTX_COSTS): New.
	(mmix_rtx_cost_recalculated): Remove.
	* config/mmix/mmix.h (DEFAULT_RTX_COSTS): Remove.
	* config/mmix/mmix-protos.h: Update.

	* config/sh/sh.c (shiftcosts): Make static.
	(addsubcosts, andcosts, multcosts): Likewise.
	* config/sh/sh-protos.h: Update.

	* config/sparc/sparc.c (TARGET_RTX_COSTS): New.
	(sparc_rtx_costs): Make static; update for change in signature.
	* config/sparc/sparc.h (RTX_COSTS_CASES, RTX_COSTS): Remove.
	* config/sparc/sparc-protos.h: Update.

	* config/v850/v850.c (const_costs): Make static.
	* config/v850/v850-protos.h: Update.

	* config/vax/vax.h (RTX_COSTS): Remove.
	(CONST_COSTS): Move code ...
	* config/vax/vax.c (vax_rtx_costs_1): ... here; rename
	from vax_rtx_cost.
	(vax_rtx_costs, TARGET_RTX_COSTS): New.

From-SVN: r61954

2 files changed, 45 insertions, 37 deletions

diff --git a/gcc/config/stormy16/stormy16.c b/gcc/config/stormy16/stormy16.c
index 4d98ea7..7a03462 100644
--- a/gcc/config/stormy16/stormy16.c
+++ b/gcc/config/stormy16/stormy16.c
@@ -57,6 +57,7 @@ static void xstormy16_asm_output_mi_thunk PARAMS ((FILE *, tree, HOST_WIDE_INT,
 
 static void xstormy16_init_builtins PARAMS ((void));
 static rtx xstormy16_expand_builtin PARAMS ((tree, rtx, rtx, enum machine_mode, int));
+static bool xstormy16_rtx_costs PARAMS ((rtx, int, int, int *));
 
 /* Define the information needed to generate branch and scc insns.  This is
    stored from the compare operation.  */
@@ -97,6 +98,47 @@ inequality_operator (op, mode)
   return comparison_operator (op, mode) && ! equality_operator (op, mode);
 }
 
+/* Compute a (partial) cost for rtx X.  Return true if the complete
+   cost has been computed, and false if subexpressions should be
+   scanned.  In either case, *TOTAL contains the cost result.  */
+
+static bool
+xstormy16_rtx_costs (x, code, outer_code, total)
+     rtx x;
+     int code, outer_code ATTRIBUTE_UNUSED;
+     int *total;
+{
+  switch (code)
+    {
+    case CONST_INT:
+      if (INTVAL (x) < 16 && INTVAL (x) >= 0)
+        *total = COSTS_N_INSNS (1) / 2;
+      else if (INTVAL (x) < 256 && INTVAL (x) >= 0)
+	*total = COSTS_N_INSNS (1);
+      else
+	*total = COSTS_N_INSNS (2);
+      return true;
+
+    case CONST_DOUBLE:
+    case CONST:
+    case SYMBOL_REF:
+    case LABEL_REF:
+      *total = COSTS_N_INSNS(2);
+      return true;
+
+    case MULT:
+      *total = COSTS_N_INSNS (35 + 6);
+      return true;
+    case DIV:
+      *total = COSTS_N_INSNS (51 - 6);
+      return true;
+
+    default:
+      return false;
+    }
+}
+
+
 /* Branches are handled as follows:
 
    1. HImode compare-and-branches.  The machine supports these
@@ -2165,4 +2207,7 @@ xstormy16_expand_builtin(exp, target, subtarget, mode, ignore)
 #undef TARGET_ASM_CAN_OUTPUT_MI_THUNK
 #define TARGET_ASM_CAN_OUTPUT_MI_THUNK default_can_output_mi_thunk_no_vcall
 
+#undef TARGET_RTX_COSTS
+#define TARGET_RTX_COSTS xstormy16_rtx_costs
+
 struct gcc_target targetm = TARGET_INITIALIZER;
diff --git a/gcc/config/stormy16/stormy16.h b/gcc/config/stormy16/stormy16.h
index 30f34a4..b8a90c4 100644
--- a/gcc/config/stormy16/stormy16.h
+++ b/gcc/config/stormy16/stormy16.h
@@ -2197,43 +2197,6 @@ do {							\
 
 /* Describing Relative Costs of Operations */
 
-/* A part of a C `switch' statement that describes the relative costs of
-   constant RTL expressions.  It must contain `case' labels for expression
-   codes `const_int', `const', `symbol_ref', `label_ref' and `const_double'.
-   Each case must ultimately reach a `return' statement to return the relative
-   cost of the use of that kind of constant value in an expression.  The cost
-   may depend on the precise value of the constant, which is available for
-   examination in X, and the rtx code of the expression in which it is
-   contained, found in OUTER_CODE.
-
-   CODE is the expression code--redundant, since it can be obtained with
-   `GET_CODE (X)'.  */
-#define CONST_COSTS(X, CODE, OUTER_CODE)	\
-  case CONST_INT:				\
-    if (INTVAL (X) < 16 && INTVAL (X) >= 0)	\
-      return COSTS_N_INSNS (1)/2;		\
-    if (INTVAL (X) < 256 && INTVAL (X) >= 0)	\
-      return COSTS_N_INSNS (1);			\
-  case CONST_DOUBLE:				\
-  case CONST:					\
-  case SYMBOL_REF:				\
-  case LABEL_REF:				\
-     return COSTS_N_INSNS(2);
-
-/* Like `CONST_COSTS' but applies to nonconstant RTL expressions.  This can be
-   used, for example, to indicate how costly a multiply instruction is.  In
-   writing this macro, you can use the construct `COSTS_N_INSNS (N)' to specify
-   a cost equal to N fast instructions.  OUTER_CODE is the code of the
-   expression in which X is contained.
-
-   This macro is optional; do not define it if the default cost assumptions are
-   adequate for the target machine.  */
-#define RTX_COSTS(X, CODE, OUTER_CODE)		\
-  case MULT:					\
-    return COSTS_N_INSNS (35 + 6);		\
-  case DIV:					\
-    return COSTS_N_INSNS (51 - 6);
-
 /* An expression giving the cost of an addressing mode that contains ADDRESS.
    If not defined, the cost is computed from the ADDRESS expression and the
    `CONST_COSTS' values.