Returning zero here ought to be safe as we take care in
find_reloads to not process the reloads when instruction was
replaced by USE. */
-
+
return 0;
}
}
{
rtx base = NULL_RTX, offset = 0;
rtx addr = XEXP (x, 0);
-
+
if (GET_CODE (addr) == PRE_DEC || GET_CODE (addr) == PRE_INC
|| GET_CODE (addr) == POST_DEC || GET_CODE (addr) == POST_INC)
{
val.safe = REGNO (val.base) == STACK_POINTER_REGNUM;
return val;
}
-
+
if (GET_CODE (addr) == PRE_MODIFY || GET_CODE (addr) == POST_MODIFY)
{
if (GET_CODE (XEXP (addr, 1)) == PLUS
return val;
}
}
-
+
if (GET_CODE (addr) == CONST)
{
addr = XEXP (addr, 0);
offset = XEXP (addr, 1);
}
}
-
+
if (offset == 0)
{
base = addr;
base = gen_rtx_PLUS (GET_MODE (base), base, offset);
offset = const0_rtx;
}
-
+
if (all_const && GET_CODE (base) == PLUS)
base = gen_rtx_CONST (GET_MODE (base), base);
-
+
gcc_assert (CONST_INT_P (offset));
-
+
val.start = INTVAL (offset);
val.end = val.start + GET_MODE_SIZE (GET_MODE (x));
val.base = base;
}
break;
-
+
case REG:
val.reg_flag = 1;
val.start = true_regnum (x);
a register. */
enum reg_class preferred_class[MAX_RECOG_OPERANDS];
char pref_or_nothing[MAX_RECOG_OPERANDS];
- /* Nonzero for a MEM operand whose entire address needs a reload.
+ /* Nonzero for a MEM operand whose entire address needs a reload.
May be -1 to indicate the entire address may or may not need a reload. */
int address_reloaded[MAX_RECOG_OPERANDS];
/* Nonzero for an address operand that needs to be completely reloaded.
&& MEM_P (recog_data.operand[i]))
{
/* If the address to be reloaded is a VOIDmode constant,
- use Pmode as mode of the reload register, as would have
- been done by find_reloads_address. */
+ use the default address mode as mode of the reload register,
+ as would have been done by find_reloads_address. */
enum machine_mode address_mode;
address_mode = GET_MODE (XEXP (recog_data.operand[i], 0));
if (address_mode == VOIDmode)
- address_mode = Pmode;
+ {
+ addr_space_t as = MEM_ADDR_SPACE (recog_data.operand[i]);
+ address_mode = targetm.addr_space.address_mode (as);
+ }
operand_reloadnum[i]
= push_reload (XEXP (recog_data.operand[i], 0), NULL_RTX,
That will at least work. */
find_reloads_address_part (ad, loc,
base_reg_class (mode, MEM, SCRATCH),
- Pmode, opnum, type, ind_levels);
+ GET_MODE (ad), opnum, type, ind_levels);
}
return ! removed_and;
}
continue;
inner_code = GET_CODE (XEXP (ad, 0));
- if (!(GET_CODE (ad) == PLUS
+ if (!(GET_CODE (ad) == PLUS
&& CONST_INT_P (XEXP (ad, 1))
&& (inner_code == PLUS || inner_code == LO_SUM)))
continue;
/* Form the adjusted address. */
if (GET_CODE (XEXP (ad, 0)) == PLUS)
- ad = gen_rtx_PLUS (GET_MODE (ad),
- op_index == 0 ? offset_reg : addend,
+ ad = gen_rtx_PLUS (GET_MODE (ad),
+ op_index == 0 ? offset_reg : addend,
op_index == 0 ? addend : offset_reg);
else
- ad = gen_rtx_LO_SUM (GET_MODE (ad),
- op_index == 0 ? offset_reg : addend,
+ ad = gen_rtx_LO_SUM (GET_MODE (ad),
+ op_index == 0 ? offset_reg : addend,
op_index == 0 ? addend : offset_reg);
*loc = ad;
cls = base_reg_class (mode, MEM, GET_CODE (addend));
- find_reloads_address_part (XEXP (ad, op_index),
+ find_reloads_address_part (XEXP (ad, op_index),
&XEXP (ad, op_index), cls,
GET_MODE (ad), opnum, type, ind_levels);
find_reloads_address_1 (mode,
into a register. */
if (CONSTANT_P (ad) && ! strict_memory_address_addr_space_p (mode, ad, as))
{
+ enum machine_mode address_mode = GET_MODE (ad);
+ if (address_mode == VOIDmode)
+ address_mode = targetm.addr_space.address_mode (as);
+
/* If AD is an address in the constant pool, the MEM rtx may be shared.
Unshare it so we can safely alter it. */
if (memrefloc && GET_CODE (ad) == SYMBOL_REF
}
find_reloads_address_part (ad, loc, base_reg_class (mode, MEM, SCRATCH),
- Pmode, opnum, type, ind_levels);
+ address_mode, opnum, type, ind_levels);
return ! removed_and;
}
This routine assumes both inputs are already in canonical form. */
rtx
-form_sum (rtx x, rtx y)
+form_sum (enum machine_mode mode, rtx x, rtx y)
{
rtx tem;
- enum machine_mode mode = GET_MODE (x);
-
- if (mode == VOIDmode)
- mode = GET_MODE (y);
- if (mode == VOIDmode)
- mode = Pmode;
+ gcc_assert (GET_MODE (x) == mode || GET_MODE (x) == VOIDmode);
+ gcc_assert (GET_MODE (y) == mode || GET_MODE (y) == VOIDmode);
if (CONST_INT_P (x))
return plus_constant (y, INTVAL (x));
tem = x, x = y, y = tem;
if (GET_CODE (x) == PLUS && CONSTANT_P (XEXP (x, 1)))
- return form_sum (XEXP (x, 0), form_sum (XEXP (x, 1), y));
+ return form_sum (mode, XEXP (x, 0), form_sum (mode, XEXP (x, 1), y));
/* Note that if the operands of Y are specified in the opposite
order in the recursive calls below, infinite recursion will occur. */
if (GET_CODE (y) == PLUS && CONSTANT_P (XEXP (y, 1)))
- return form_sum (form_sum (x, XEXP (y, 0)), XEXP (y, 1));
+ return form_sum (mode, form_sum (mode, x, XEXP (y, 0)), XEXP (y, 1));
/* If both constant, encapsulate sum. Otherwise, just form sum. A
constant will have been placed second. */
/* Compute the sum. */
if (op2 != 0)
- op1 = form_sum (op1, op2);
+ op1 = form_sum (GET_MODE (addr), op1, op2);
if (op1 != 0)
- op0 = form_sum (op0, op1);
+ op0 = form_sum (GET_MODE (addr), op0, op1);
return op0;
}
#define REG_OK_FOR_CONTEXT(CONTEXT, REGNO, MODE, OUTER, INDEX) \
((CONTEXT) == 0 \
? regno_ok_for_base_p (REGNO, MODE, OUTER, INDEX) \
- : REGNO_OK_FOR_INDEX_P (REGNO))
+ : REGNO_OK_FOR_INDEX_P (REGNO))
enum reg_class context_reg_class;
RTX_CODE code = GET_CODE (x);
rtx equiv = (MEM_P (XEXP (x, 0))
? XEXP (x, 0)
: reg_equiv_mem[regno]);
- int icode = (int) optab_handler (add_optab, Pmode)->insn_code;
+ int icode
+ = (int) optab_handler (add_optab, GET_MODE (x))->insn_code;
if (insn && NONJUMP_INSN_P (insn) && equiv
&& memory_operand (equiv, GET_MODE (equiv))
#ifdef HAVE_cc0
#endif
&& ! (icode != CODE_FOR_nothing
&& ((*insn_data[icode].operand[0].predicate)
- (equiv, Pmode))
+ (equiv, GET_MODE (x)))
&& ((*insn_data[icode].operand[1].predicate)
- (equiv, Pmode))))
+ (equiv, GET_MODE (x)))))
{
/* We use the original pseudo for loc, so that
emit_reload_insns() knows which pseudo this
if ((unsigned) CLASS_MAX_NREGS (rclass, GET_MODE (SUBREG_REG (x)))
> reg_class_size[rclass])
{
- x = find_reloads_subreg_address (x, 0, opnum,
+ x = find_reloads_subreg_address (x, 0, opnum,
ADDR_TYPE (type),
ind_levels, insn);
push_reload (x, NULL_RTX, loc, (rtx*) 0, rclass,
else if (GET_CODE (x) == SCRATCH || GET_CODE (x) == PC
|| GET_CODE (x) == CC0)
return reg_mentioned_p (x, in);
- else
+ else
{
gcc_assert (GET_CODE (x) == PLUS);
REG_INC note in insn INSN. REGNO must refer to a hard register. */
#ifdef AUTO_INC_DEC
-static int
+static int
reg_inc_found_and_valid_p (unsigned int regno, unsigned int endregno,
rtx insn)
{
if (! INSN_P (insn))
return 0;
-
+
for (link = REG_NOTES (insn); link; link = XEXP (link, 1))
if (REG_NOTE_KIND (link) == REG_INC)
{
unsigned int test = (int) REGNO (XEXP (link, 0));
if (test >= regno && test < endregno)
- return 1;
+ return 1;
}
return 0;
}
#define reg_inc_found_and_valid_p(regno,endregno,insn) 0
-#endif
+#endif
/* Return 1 if register REGNO is the subject of a clobber in insn INSN.
If SETS is 1, also consider SETs. If SETS is 2, enable checking
}
if (sets == 2 && reg_inc_found_and_valid_p (regno, endregno, insn))
- return 1;
-
+ return 1;
+
if (GET_CODE (PATTERN (insn)) == PARALLEL)
{
int i = XVECLEN (PATTERN (insn), 0) - 1;
}
if (sets == 2
&& reg_inc_found_and_valid_p (regno, endregno, elt))
- return 1;
+ return 1;
}
}
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