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authorAnatoly Sokolov <aesok@post.ru>2010-09-13 00:33:15 +0400
committerAnatoly Sokolov <aesok@gcc.gnu.org>2010-09-13 00:33:15 +0400
commit33124e84a822225b1a2bc5a157da4d22212df624 (patch)
tree799990809d4d43520e3c8c8dd49a3ba51c29c1df /gcc
parent2cea21ddb8c390d1d9d7cc38e4c93a1722699c39 (diff)
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frv.h (REGISTER_MOVE_COST, [...]): Remove.
* config/frv/frv.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove. * config/frv/frv-protos.h (frv_register_move_cost): Remove. * config/frv/frv.c (frv_register_move_cost): Make static. Change arguments type to reg_class_t. Add mode argument. (frv_memory_move_cost): New. (TARGET_REGISTER_MOVE_COSTS, TARGET_MEMORY_MOVE_COSTS): Define. From-SVN: r164233
Diffstat (limited to 'gcc')
-rw-r--r--gcc/ChangeLog9
-rw-r--r--gcc/config/frv/frv-protos.h1
-rw-r--r--gcc/config/frv/frv.c41
-rw-r--r--gcc/config/frv/frv.h25
4 files changed, 33 insertions, 43 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 9a20981..db8a1fd 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,12 @@
+2010-09-12 Anatoly Sokolov <aesok@post.ru>
+
+ * config/frv/frv.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
+ * config/frv/frv-protos.h (frv_register_move_cost): Remove.
+ * config/frv/frv.c (frv_register_move_cost): Make static. Change
+ arguments type to reg_class_t. Add mode argument.
+ (frv_memory_move_cost): New.
+ (TARGET_REGISTER_MOVE_COSTS, TARGET_MEMORY_MOVE_COSTS): Define.
+
2010-09-12 Bernd Schmidt <bernds@codesourcery.com>
* config/arm/arm.md (arm_ashldi3_1bit, arm_ashrdi3_1bit,
diff --git a/gcc/config/frv/frv-protos.h b/gcc/config/frv/frv-protos.h
index 8ed14fa..976a71e 100644
--- a/gcc/config/frv/frv-protos.h
+++ b/gcc/config/frv/frv-protos.h
@@ -111,7 +111,6 @@ extern enum machine_mode frv_select_cc_mode (enum rtx_code, rtx, rtx);
#endif /* RTX_CODE */
extern int direct_return_p (void);
-extern int frv_register_move_cost (enum reg_class, enum reg_class);
extern int frv_issue_rate (void);
extern int frv_acc_group (rtx);
diff --git a/gcc/config/frv/frv.c b/gcc/config/frv/frv.c
index ccb6fe9..8560bc1 100644
--- a/gcc/config/frv/frv.c
+++ b/gcc/config/frv/frv.c
@@ -371,6 +371,10 @@ static void frv_setup_incoming_varargs (CUMULATIVE_ARGS *,
static rtx frv_expand_builtin_saveregs (void);
static void frv_expand_builtin_va_start (tree, rtx);
static bool frv_rtx_costs (rtx, int, int, int*, bool);
+static int frv_register_move_cost (enum machine_mode,
+ reg_class_t, reg_class_t);
+static int frv_memory_move_cost (enum machine_mode,
+ reg_class_t, bool);
static void frv_asm_out_constructor (rtx, int);
static void frv_asm_out_destructor (rtx, int);
static bool frv_function_symbol_referenced_p (rtx);
@@ -432,6 +436,10 @@ static bool frv_class_likely_spilled_p (reg_class_t);
#define TARGET_INIT_LIBFUNCS frv_init_libfuncs
#undef TARGET_IN_SMALL_DATA_P
#define TARGET_IN_SMALL_DATA_P frv_in_small_data_p
+#undef TARGET_REGISTER_MOVE_COST
+#define TARGET_REGISTER_MOVE_COST frv_register_move_cost
+#undef TARGET_MEMORY_MOVE_COST
+#define TARGET_MEMORY_MOVE_COST frv_memory_move_cost
#undef TARGET_RTX_COSTS
#define TARGET_RTX_COSTS frv_rtx_costs
#undef TARGET_ASM_CONSTRUCTOR
@@ -6908,28 +6916,16 @@ frv_select_cc_mode (enum rtx_code code, rtx x, rtx y)
}
}
-/* A C expression for the cost of moving data from a register in class FROM to
- one in class TO. The classes are expressed using the enumeration values
- such as `GENERAL_REGS'. A value of 4 is the default; other values are
- interpreted relative to that.
-
- It is not required that the cost always equal 2 when FROM is the same as TO;
- on some machines it is expensive to move between registers if they are not
- general registers.
-
- If reload sees an insn consisting of a single `set' between two hard
- registers, and if `REGISTER_MOVE_COST' applied to their classes returns a
- value of 2, reload does not check to ensure that the constraints of the insn
- are met. Setting a cost of other than 2 will allow reload to verify that
- the constraints are met. You should do this if the `movM' pattern's
- constraints do not allow such copying. */
+
+/* Worker function for TARGET_REGISTER_MOVE_COST. */
#define HIGH_COST 40
#define MEDIUM_COST 3
#define LOW_COST 1
-int
-frv_register_move_cost (enum reg_class from, enum reg_class to)
+static int
+frv_register_move_cost (enum machine_mode mode ATTRIBUTE_UNUSED,
+ reg_class_t from, reg_class_t to)
{
switch (from)
{
@@ -7012,6 +7008,17 @@ frv_register_move_cost (enum reg_class from, enum reg_class to)
return HIGH_COST;
}
+
+/* Worker function for TARGET_MEMORY_MOVE_COST. */
+
+static int
+frv_memory_move_cost (enum machine_mode mode ATTRIBUTE_UNUSED,
+ reg_class_t rclass ATTRIBUTE_UNUSED,
+ bool in ATTRIBUTE_UNUSED)
+{
+ return 4;
+}
+
/* Implementation of TARGET_ASM_INTEGER. In the FRV case we need to
use ".picptr" to generate safe relocations for PIC code. We also
diff --git a/gcc/config/frv/frv.h b/gcc/config/frv/frv.h
index 79ff6f3..75acccb 100644
--- a/gcc/config/frv/frv.h
+++ b/gcc/config/frv/frv.h
@@ -1946,31 +1946,6 @@ __asm__("\n" \
/* Describing Relative Costs of Operations. */
-/* A C expression for the cost of moving data from a register in class FROM to
- one in class TO. The classes are expressed using the enumeration values
- such as `GENERAL_REGS'. A value of 4 is the default; other values are
- interpreted relative to that.
-
- It is not required that the cost always equal 2 when FROM is the same as TO;
- on some machines it is expensive to move between registers if they are not
- general registers.
-
- If reload sees an insn consisting of a single `set' between two hard
- registers, and if `REGISTER_MOVE_COST' applied to their classes returns a
- value of 2, reload does not check to ensure that the constraints of the insn
- are met. Setting a cost of other than 2 will allow reload to verify that
- the constraints are met. You should do this if the `movM' pattern's
- constraints do not allow such copying. */
-#define REGISTER_MOVE_COST(MODE, FROM, TO) frv_register_move_cost (FROM, TO)
-
-/* A C expression for the cost of moving data of mode M between a register and
- memory. A value of 2 is the default; this cost is relative to those in
- `REGISTER_MOVE_COST'.
-
- If moving between registers and memory is more expensive than between two
- registers, you should define this macro to express the relative cost. */
-#define MEMORY_MOVE_COST(M,C,I) 4
-
/* A C expression for the cost of a branch instruction. A value of 1 is the
default; other values are interpreted relative to that. */
#define BRANCH_COST(speed_p, predictable_p) frv_branch_cost_int