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expmed.c: Use rtx_insn and rtx_code_label

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gcc/
	* expmed.c (store_bit_field_using_insv): Strengthen local "last"
	from rtx to rtx_insn *.
	(store_bit_field_1): Likewise.
	(extract_bit_field_1): Likewise.
	(expand_mult_const): Likewise for local "insns".
	(expmed_mult_highpart): Strengthen local "label" from rtx to
	rtx_code_label *.
	(expand_smod_pow2): Likewise.
	(expand_sdiv_pow2): Likewise.
	(expand_divmod): Strengthen locals "last", "insn" from rtx to
	rtx_insn *.  Strengthen locals "label", "label1", "label2",
	"label3", "label4", "label5", "lab" from rtx to rtx_code_label *.
	(emit_cstore): Strengthen local "last" from rtx to rtx_insn *.
	(emit_store_flag): Likewise.
	(emit_store_flag_force): Strengthen local "label" from rtx to
	rtx_code_label *.
	(do_cmp_and_jump): Likewise for param "label".

From-SVN: r214323
This commit is contained in:
David Malcolm 2014-08-22 15:39:02 +00:00 committed by David Malcolm
parent 528a80c14e
commit f3f6fb1614
2 changed files with 54 additions and 27 deletions
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20
gcc/ChangeLog
View File

@ -1,3 +1,23 @@
2014-08-22 David Malcolm <dmalcolm@redhat.com>
* expmed.c (store_bit_field_using_insv): Strengthen local "last"
from rtx to rtx_insn *.
(store_bit_field_1): Likewise.
(extract_bit_field_1): Likewise.
(expand_mult_const): Likewise for local "insns".
(expmed_mult_highpart): Strengthen local "label" from rtx to
rtx_code_label *.
(expand_smod_pow2): Likewise.
(expand_sdiv_pow2): Likewise.
(expand_divmod): Strengthen locals "last", "insn" from rtx to
rtx_insn *. Strengthen locals "label", "label1", "label2",
"label3", "label4", "label5", "lab" from rtx to rtx_code_label *.
(emit_cstore): Strengthen local "last" from rtx to rtx_insn *.
(emit_store_flag): Likewise.
(emit_store_flag_force): Strengthen local "label" from rtx to
rtx_code_label *.
(do_cmp_and_jump): Likewise for param "label".
2014-08-22 David Malcolm <dmalcolm@redhat.com>
* explow.c (force_reg): Strengthen local "insn" from rtx to

61
gcc/expmed.c
View File

@ -65,7 +65,7 @@ static rtx extract_fixed_bit_field_1 (enum machine_mode, rtx,
static rtx lshift_value (enum machine_mode, unsigned HOST_WIDE_INT, int);
static rtx extract_split_bit_field (rtx, unsigned HOST_WIDE_INT,
unsigned HOST_WIDE_INT, int);
static void do_cmp_and_jump (rtx, rtx, enum rtx_code, enum machine_mode, rtx);
static void do_cmp_and_jump (rtx, rtx, enum rtx_code, enum machine_mode, rtx_code_label *);
static rtx expand_smod_pow2 (enum machine_mode, rtx, HOST_WIDE_INT);
static rtx expand_sdiv_pow2 (enum machine_mode, rtx, HOST_WIDE_INT);
@ -482,7 +482,7 @@ store_bit_field_using_insv (const extraction_insn *insv, rtx op0,
struct expand_operand ops[4];
rtx value1;
rtx xop0 = op0;
rtx last = get_last_insn ();
rtx_insn *last = get_last_insn ();
bool copy_back = false;
enum machine_mode op_mode = insv->field_mode;
@ -768,7 +768,7 @@ store_bit_field_1 (rtx str_rtx, unsigned HOST_WIDE_INT bitsize,
unsigned int backwards = WORDS_BIG_ENDIAN && fieldmode != BLKmode;
unsigned int nwords = (bitsize + (BITS_PER_WORD - 1)) / BITS_PER_WORD;
unsigned int i;
rtx last;
rtx_insn *last;
/* This is the mode we must force value to, so that there will be enough
subwords to extract. Note that fieldmode will often (always?) be
@ -874,7 +874,7 @@ store_bit_field_1 (rtx str_rtx, unsigned HOST_WIDE_INT bitsize,
&& store_bit_field_using_insv (&insv, op0, bitsize, bitnum, value))
return true;
rtx last = get_last_insn ();
rtx_insn *last = get_last_insn ();
/* Try loading part of OP0 into a register, inserting the bitfield
into that, and then copying the result back to OP0. */
@ -1553,7 +1553,7 @@ extract_bit_field_1 (rtx str_rtx, unsigned HOST_WIDE_INT bitsize,
unsigned int backwards = WORDS_BIG_ENDIAN;
unsigned int nwords = (bitsize + (BITS_PER_WORD - 1)) / BITS_PER_WORD;
unsigned int i;
rtx last;
rtx_insn *last;
if (target == 0 || !REG_P (target) || !valid_multiword_target_p (target))
target = gen_reg_rtx (mode);
@ -1671,7 +1671,7 @@ extract_bit_field_1 (rtx str_rtx, unsigned HOST_WIDE_INT bitsize,
return result;
}
rtx last = get_last_insn ();
rtx_insn *last = get_last_insn ();
/* Try loading part of OP0 into a register and extracting the
bitfield from that. */
@ -2906,7 +2906,8 @@ expand_mult_const (enum machine_mode mode, rtx op0, HOST_WIDE_INT val,
enum mult_variant variant)
{
HOST_WIDE_INT val_so_far;
rtx insn, accum, tem;
rtx_insn *insn;
rtx accum, tem;
int opno;
enum machine_mode nmode;
@ -3503,7 +3504,8 @@ expmed_mult_highpart_optab (enum machine_mode mode, rtx op0, rtx op1,
&& (mul_cost (speed, wider_mode) + shift_cost (speed, mode, size-1)
< max_cost))
{
rtx insns, wop0, wop1;
rtx_insn *insns;
rtx wop0, wop1;
/* We need to widen the operands, for example to ensure the
constant multiplier is correctly sign or zero extended.
@ -3624,7 +3626,8 @@ expmed_mult_highpart (enum machine_mode mode, rtx op0, rtx op1,
static rtx
expand_smod_pow2 (enum machine_mode mode, rtx op0, HOST_WIDE_INT d)
{
rtx result, temp, shift, label;
rtx result, temp, shift;
rtx_code_label *label;
int logd;
int prec = GET_MODE_PRECISION (mode);
@ -3720,7 +3723,8 @@ expand_smod_pow2 (enum machine_mode mode, rtx op0, HOST_WIDE_INT d)
static rtx
expand_sdiv_pow2 (enum machine_mode mode, rtx op0, HOST_WIDE_INT d)
{
rtx temp, label;
rtx temp;
rtx_code_label *label;
int logd;
logd = floor_log2 (d);
@ -3753,7 +3757,7 @@ expand_sdiv_pow2 (enum machine_mode mode, rtx op0, HOST_WIDE_INT d)
mode, temp, temp2, mode, 0);
if (temp2)
{
rtx seq = get_insns ();
rtx_insn *seq = get_insns ();
end_sequence ();
emit_insn (seq);
return expand_shift (RSHIFT_EXPR, mode, temp2, logd, NULL_RTX, 0);
@ -3835,9 +3839,9 @@ expand_divmod (int rem_flag, enum tree_code code, enum machine_mode mode,
enum machine_mode compute_mode;
rtx tquotient;
rtx quotient = 0, remainder = 0;
rtx last;
rtx_insn *last;
int size;
rtx insn;
rtx_insn *insn;
optab optab1, optab2;
int op1_is_constant, op1_is_pow2 = 0;
int max_cost, extra_cost;
@ -4455,7 +4459,7 @@ expand_divmod (int rem_flag, enum tree_code code, enum machine_mode mode,
/* This could be computed with a branch-less sequence.
Save that for later. */
rtx tem;
rtx label = gen_label_rtx ();
rtx_code_label *label = gen_label_rtx ();
do_cmp_and_jump (remainder, const0_rtx, EQ, compute_mode, label);
tem = expand_binop (compute_mode, xor_optab, op0, op1,
NULL_RTX, 0, OPTAB_WIDEN);
@ -4469,7 +4473,7 @@ expand_divmod (int rem_flag, enum tree_code code, enum machine_mode mode,
/* No luck with division elimination or divmod. Have to do it
by conditionally adjusting op0 *and* the result. */
{
rtx label1, label2, label3, label4, label5;
rtx_code_label *label1, *label2, *label3, *label4, *label5;
rtx adjusted_op0;
rtx tem;
@ -4530,7 +4534,7 @@ expand_divmod (int rem_flag, enum tree_code code, enum machine_mode mode,
compute_mode, 1, 1);
if (t3 == 0)
{
rtx lab;
rtx_code_label *lab;
lab = gen_label_rtx ();
do_cmp_and_jump (t2, const0_rtx, EQ, compute_mode, lab);
expand_inc (t1, const1_rtx);
@ -4570,7 +4574,7 @@ expand_divmod (int rem_flag, enum tree_code code, enum machine_mode mode,
{
/* This could be computed with a branch-less sequence.
Save that for later. */
rtx label = gen_label_rtx ();
rtx_code_label *label = gen_label_rtx ();
do_cmp_and_jump (remainder, const0_rtx, EQ,
compute_mode, label);
expand_inc (quotient, const1_rtx);
@ -4582,7 +4586,7 @@ expand_divmod (int rem_flag, enum tree_code code, enum machine_mode mode,
/* No luck with division elimination or divmod. Have to do it
by conditionally adjusting op0 *and* the result. */
{
rtx label1, label2;
rtx_code_label *label1, *label2;
rtx adjusted_op0, tem;
quotient = gen_reg_rtx (compute_mode);
@ -4627,7 +4631,7 @@ expand_divmod (int rem_flag, enum tree_code code, enum machine_mode mode,
compute_mode, 1, 1);
if (t3 == 0)
{
rtx lab;
rtx_code_label *lab;
lab = gen_label_rtx ();
do_cmp_and_jump (t2, const0_rtx, EQ, compute_mode, lab);
expand_inc (t1, const1_rtx);
@ -4667,7 +4671,7 @@ expand_divmod (int rem_flag, enum tree_code code, enum machine_mode mode,
/* This could be computed with a branch-less sequence.
Save that for later. */
rtx tem;
rtx label = gen_label_rtx ();
rtx_code_label *label = gen_label_rtx ();
do_cmp_and_jump (remainder, const0_rtx, EQ,
compute_mode, label);
tem = expand_binop (compute_mode, xor_optab, op0, op1,
@ -4682,7 +4686,7 @@ expand_divmod (int rem_flag, enum tree_code code, enum machine_mode mode,
/* No luck with division elimination or divmod. Have to do it
by conditionally adjusting op0 *and* the result. */
{
rtx label1, label2, label3, label4, label5;
rtx_code_label *label1, *label2, *label3, *label4, *label5;
rtx adjusted_op0;
rtx tem;
@ -4757,7 +4761,7 @@ expand_divmod (int rem_flag, enum tree_code code, enum machine_mode mode,
if (unsignedp)
{
rtx tem;
rtx label;
rtx_code_label *label;
label = gen_label_rtx ();
quotient = gen_reg_rtx (compute_mode);
remainder = gen_reg_rtx (compute_mode);
@ -4780,7 +4784,7 @@ expand_divmod (int rem_flag, enum tree_code code, enum machine_mode mode,
else
{
rtx abs_rem, abs_op1, tem, mask;
rtx label;
rtx_code_label *label;
label = gen_label_rtx ();
quotient = gen_reg_rtx (compute_mode);
remainder = gen_reg_rtx (compute_mode);
@ -5090,7 +5094,8 @@ emit_cstore (rtx target, enum insn_code icode, enum rtx_code code,
enum machine_mode target_mode)
{
struct expand_operand ops[4];
rtx op0, last, comparison, subtarget;
rtx op0, comparison, subtarget;
rtx_insn *last;
enum machine_mode result_mode = targetm.cstore_mode (icode);
last = get_last_insn ();
@ -5394,7 +5399,8 @@ emit_store_flag (rtx target, enum rtx_code code, rtx op0, rtx op1,
enum machine_mode target_mode = target ? GET_MODE (target) : VOIDmode;
enum rtx_code rcode;
rtx subtarget;
rtx tem, last, trueval;
rtx tem, trueval;
rtx_insn *last;
/* If we compare constants, we shouldn't use a store-flag operation,
but a constant load. We can get there via the vanilla route that
@ -5722,7 +5728,8 @@ rtx
emit_store_flag_force (rtx target, enum rtx_code code, rtx op0, rtx op1,
enum machine_mode mode, int unsignedp, int normalizep)
{
rtx tem, label;
rtx tem;
rtx_code_label *label;
rtx trueval, falseval;
/* First see if emit_store_flag can do the job. */
@ -5796,7 +5803,7 @@ emit_store_flag_force (rtx target, enum rtx_code code, rtx op0, rtx op1,
static void
do_cmp_and_jump (rtx arg1, rtx arg2, enum rtx_code op, enum machine_mode mode,
rtx label)
rtx_code_label *label)
{
int unsignedp = (op == LTU || op == LEU || op == GTU || op == GEU);
do_compare_rtx_and_jump (arg1, arg2, op, unsignedp, mode,