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type reg_equiv_init as rtx_insn_list 

gcc/ChangeLog:

2015-05-02  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* reload.h (struct reg_equivs_t): Change type of init to
	rtx_insn *.
	* ira.c (fix_reg_equiv_init): Adjust.
	* reload1.c (eliminate_regs_1): Likewise.
	(init_eliminable_invariants): Likewise.

From-SVN: r222740
This commit is contained in:
Trevor Saunders 2015-05-02 21:06:43 +00:00 committed by Trevor Saunders
parent 8df68a8219
commit 618bccf984
4 changed files with 20 additions and 10 deletions
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8
gcc/ChangeLog
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@ -1,3 +1,11 @@
2015-05-02 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* reload.h (struct reg_equivs_t): Change type of init to
rtx_insn *.
* ira.c (fix_reg_equiv_init): Adjust.
* reload1.c (eliminate_regs_1): Likewise.
(init_eliminable_invariants): Likewise.
2015-05-02 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* cselib.c (fp_setter_insn): Take a rtx_insn *.

12
gcc/ira.c
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@ -2709,20 +2709,22 @@ fix_reg_equiv_init (void)
{
int max_regno = max_reg_num ();
int i, new_regno, max;
rtx x, prev, next, insn, set;
rtx set;
rtx_insn_list *x, *next, *prev;
rtx_insn *insn;
if (max_regno_before_ira < max_regno)
{
max = vec_safe_length (reg_equivs);
grow_reg_equivs ();
for (i = FIRST_PSEUDO_REGISTER; i < max; i++)
for (prev = NULL_RTX, x = reg_equiv_init (i);
for (prev = NULL, x = reg_equiv_init (i);
x != NULL_RTX;
x = next)
{
next = XEXP (x, 1);
insn = XEXP (x, 0);
set = single_set (as_a <rtx_insn *> (insn));
next = x->next ();
insn = x->insn ();
set = single_set (insn);
ira_assert (set != NULL_RTX
&& (REG_P (SET_DEST (set)) || REG_P (SET_SRC (set))));
if (REG_P (SET_DEST (set))

2
gcc/reload.h
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@ -239,7 +239,7 @@ struct reg_equivs_t
/* The list of insns that initialized reg N from its equivalent
constant or memory slot. */
rtx init;
rtx_insn_list *init;
};
#define reg_equiv_constant(ELT) \

8
gcc/reload1.c
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@ -2619,7 +2619,7 @@ eliminate_regs_1 (rtx x, machine_mode mem_mode, rtx insn,
mem_mode, insn, true, for_costs);
/* There exists at least one use of REGNO that cannot be
eliminated. Prevent the defining insn from being deleted. */
reg_equiv_init (regno) = NULL_RTX;
reg_equiv_init (regno) = NULL;
if (!for_costs)
alter_reg (regno, -1, true);
}
@ -4252,17 +4252,17 @@ init_eliminable_invariants (rtx_insn *first, bool do_subregs)
{
reg_equiv_memory_loc (i) = force_const_mem (mode, x);
if (! reg_equiv_memory_loc (i))
reg_equiv_init (i) = NULL_RTX;
reg_equiv_init (i) = NULL;
}
}
else
{
reg_equiv_init (i) = NULL_RTX;
reg_equiv_init (i) = NULL;
continue;
}
}
else
reg_equiv_init (i) = NULL_RTX;
reg_equiv_init (i) = NULL;
}
}