Remove inconsistent code and macro define in score backend,
Use gcc default code instead.
--liqin
ChangeLog:
2012-09-06 Chen Liqin <liqin....@gmail.com>
* config/score/score.c : Remove TARGET_LEGITIMIZE_ADDRESS define
and score_legitimize_address function, use compiler default code
instead.
Index: gcc/config/score/score.c
===================================================================
--- gcc/config/score/score.c (revision 191002)
+++ gcc/config/score/score.c (working copy)
@@ -120,9 +120,6 @@
#undef TARGET_OPTION_OVERRIDE
#define TARGET_OPTION_OVERRIDE score_option_override
-#undef TARGET_LEGITIMIZE_ADDRESS
-#define TARGET_LEGITIMIZE_ADDRESS score_legitimize_address
-
#undef TARGET_SCHED_ISSUE_RATE
#define TARGET_SCHED_ISSUE_RATE score_issue_rate
@@ -541,30 +538,6 @@
return gen_rtx_LO_SUM (Pmode, high, addr);
}
-/* This function is used to implement LEGITIMIZE_ADDRESS. If X can
- be legitimized in a way that the generic machinery might not expect,
- return the new address. */
-static rtx
-score_legitimize_address (rtx x)
-{
- enum score_symbol_type symbol_type;
-
- if (score_symbolic_constant_p (x, &symbol_type)
- && symbol_type == SYMBOL_GENERAL)
- return score_split_symbol (0, x);
-
- if (GET_CODE (x) == PLUS
- && GET_CODE (XEXP (x, 1)) == CONST_INT)
- {
- rtx reg = XEXP (x, 0);
- if (!score_valid_base_register_p (reg, 0))
- reg = copy_to_mode_reg (Pmode, reg);
- return score_add_offset (reg, INTVAL (XEXP (x, 1)));
- }
-
- return x;
-}
-
/* Fill INFO with information about a single argument. CUM is the
cumulative state for earlier arguments. MODE is the mode of this
argument and TYPE is its type (if known). NAMED is true if this
