You should have received a copy of the GNU General Public License
along with GCC; see the file COPYING. If not, write to the Free
-Software Foundation, 59 Temple Place - Suite 330, Boston, MA
-02111-1307, USA. */
+Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
+02110-1301, USA. */
/* This file contains subroutines used only from the file reload1.c.
It knows how to scan one insn for operands and values
/* Check that we don't use a hardreg for an uninitialized
pseudo. See also find_dummy_reload(). */
&& (ORIGINAL_REGNO (XEXP (note, 0)) < FIRST_PSEUDO_REGISTER
- || ! bitmap_bit_p (ENTRY_BLOCK_PTR->global_live_at_end,
+ || ! bitmap_bit_p (ENTRY_BLOCK_PTR->il.rtl->global_live_at_end,
ORIGINAL_REGNO (XEXP (note, 0))))
&& ! refers_to_regno_for_reload_p (regno,
(regno
as they would clobber the other live pseudo using the same.
See also PR20973. */
&& (ORIGINAL_REGNO (in) < FIRST_PSEUDO_REGISTER
- || ! bitmap_bit_p (ENTRY_BLOCK_PTR->global_live_at_end,
+ || ! bitmap_bit_p (ENTRY_BLOCK_PTR->il.rtl->global_live_at_end,
ORIGINAL_REGNO (in))))
{
unsigned int regno = REGNO (in) + in_offset;
slow:
- /* Now we have disposed of all the cases
- in which different rtx codes can match. */
+ /* Now we have disposed of all the cases in which different rtx codes
+ can match. */
if (code != GET_CODE (y))
return 0;
- if (code == LABEL_REF)
- return XEXP (x, 0) == XEXP (y, 0);
- if (code == SYMBOL_REF)
- return XSTR (x, 0) == XSTR (y, 0);
/* (MULT:SI x y) and (MULT:HI x y) are NOT equivalent. */
-
if (GET_MODE (x) != GET_MODE (y))
return 0;
+ switch (code)
+ {
+ case CONST_INT:
+ case CONST_DOUBLE:
+ return 0;
+
+ case LABEL_REF:
+ return XEXP (x, 0) == XEXP (y, 0);
+ case SYMBOL_REF:
+ return XSTR (x, 0) == XSTR (y, 0);
+
+ default:
+ break;
+ }
+
/* Compare the elements. If any pair of corresponding elements
fail to match, return 0 for the whole things. */
case REG:
val.reg_flag = 1;
val.start = true_regnum (x);
- if (val.start < 0)
+ if (val.start < 0 || val.start >= FIRST_PSEUDO_REGISTER)
{
/* A pseudo with no hard reg. */
val.start = REGNO (x);
return decompose (SUBREG_REG (x));
val.reg_flag = 1;
val.start = true_regnum (x);
- if (val.start < 0)
+ if (val.start < 0 || val.start >= FIRST_PSEUDO_REGISTER)
return decompose (SUBREG_REG (x));
else
/* A hard reg. */
if ((unsigned) CLASS_MAX_NREGS (class, GET_MODE (SUBREG_REG (x)))
> reg_class_size[class])
{
- x = find_reloads_subreg_address (x, 0, opnum, type,
+ x = find_reloads_subreg_address (x, 0, opnum,
+ ADDR_TYPE (type),
ind_levels, insn);
push_reload (x, NULL_RTX, loc, (rtx*) 0, class,
GET_MODE (x), VOIDmode, 0, 0, opnum, type);
}
find_reloads_address (GET_MODE (tem), &tem, XEXP (tem, 0),
- &XEXP (tem, 0), opnum, ADDR_TYPE (type),
+ &XEXP (tem, 0), opnum, type,
ind_levels, insn);
/* If this is not a toplevel operand, find_reloads doesn't see
register refers to. */
if (GET_CODE (*r->where) == LABEL_REF
&& JUMP_P (insn))
- REG_NOTES (insn) = gen_rtx_INSN_LIST (REG_LABEL,
- XEXP (*r->where, 0),
- REG_NOTES (insn));
+ {
+ REG_NOTES (insn) = gen_rtx_INSN_LIST (REG_LABEL,
+ XEXP (*r->where, 0),
+ REG_NOTES (insn));
+ JUMP_LABEL (insn) = XEXP (*r->where, 0);
+ }
/* Encapsulate RELOADREG so its machine mode matches what
used to be there. Note that gen_lowpart_common will