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reload.c (find_reloads_toplev, [...]): Use rtx_equal_p...

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* reload.c (find_reloads_toplev, find_reloads_address,
	find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
	not a pointer equality test, to decide if we need to call
	push_reg_equiv_alt_mem.

From-SVN: r123724
This commit is contained in:
Bernd Schmidt 2007-04-11 19:44:07 +00:00 committed by Bernd Schmidt
parent 017133fdc1
commit 0f4b25a3e3
2 changed files with 13 additions and 6 deletions
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7
gcc/ChangeLog
View File

@ -1,3 +1,10 @@
2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
* reload.c (find_reloads_toplev, find_reloads_address,
find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
not a pointer equality test, to decide if we need to call
push_reg_equiv_alt_mem.
2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
* tree-data-ref.c (affine_function_zero_p, constant_access_functions,

12
gcc/reload.c
View File

@ -4570,7 +4570,7 @@ find_reloads_toplev (rtx x, int opnum, enum reload_type type,
x = mem;
i = find_reloads_address (GET_MODE (x), &x, XEXP (x, 0), &XEXP (x, 0),
opnum, type, ind_levels, insn);
if (x != mem)
if (!rtx_equal_p (x, mem))
push_reg_equiv_alt_mem (regno, x);
if (address_reloaded)
*address_reloaded = i;
@ -4785,7 +4785,7 @@ find_reloads_address (enum machine_mode mode, rtx *memrefloc, rtx ad,
find_reloads_address (GET_MODE (tem), &tem, XEXP (tem, 0),
&XEXP (tem, 0), opnum,
ADDR_TYPE (type), ind_levels, insn);
if (tem != orig)
if (!rtx_equal_p (tem, orig))
push_reg_equiv_alt_mem (regno, tem);
}
/* We can avoid a reload if the register's equivalent memory
@ -5589,7 +5589,7 @@ find_reloads_address_1 (enum machine_mode mode, rtx x, int context,
RELOAD_OTHER,
ind_levels, insn);
if (tem != orig)
if (!rtx_equal_p (tem, orig))
push_reg_equiv_alt_mem (regno, tem);
/* Then reload the memory location into a base
@ -5656,7 +5656,7 @@ find_reloads_address_1 (enum machine_mode mode, rtx x, int context,
find_reloads_address (GET_MODE (tem), &tem, XEXP (tem, 0),
&XEXP (tem, 0), opnum, type,
ind_levels, insn);
if (tem != orig)
if (!rtx_equal_p (tem, orig))
push_reg_equiv_alt_mem (regno, tem);
/* Put this inside a new increment-expression. */
x = gen_rtx_fmt_e (GET_CODE (x), GET_MODE (x), tem);
@ -5811,7 +5811,7 @@ find_reloads_address_1 (enum machine_mode mode, rtx x, int context,
find_reloads_address (GET_MODE (x), &x, XEXP (x, 0),
&XEXP (x, 0), opnum, ADDR_TYPE (type),
ind_levels, insn);
if (x != tem)
if (!rtx_equal_p (x, tem))
push_reg_equiv_alt_mem (regno, x);
}
}
@ -6037,7 +6037,7 @@ find_reloads_subreg_address (rtx x, int force_replace, int opnum,
&XEXP (tem, 0), opnum, type,
ind_levels, insn);
/* ??? Do we need to handle nonzero offsets somehow? */
if (!offset && tem != orig)
if (!offset && !rtx_equal_p (tem, orig))
push_reg_equiv_alt_mem (regno, tem);
/* If this is not a toplevel operand, find_reloads doesn't see