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hwint.h (HOST_WIDE_INT_0): New define.

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* hwint.h (HOST_WIDE_INT_0): New define.
	(HOST_WIDE_INT_0U): Ditto.
	* double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
	* dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
	* simplify-rtx.c: Ditto.
	* tree-object-size.c: Ditto.

From-SVN: r238545
This commit is contained in:
Uros Bizjak 2016-07-20 23:59:44 +02:00 committed by Uros Bizjak
parent 52ed68f71a
commit 07e96250ae
6 changed files with 17 additions and 7 deletions
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9
gcc/ChangeLog
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@ -1,3 +1,12 @@
2016-07-20 Uros Bizjak <ubizjak@gmail.com>
* hwint.h (HOST_WIDE_INT_0): New define.
(HOST_WIDE_INT_0U): Ditto.
* double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
* dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
* simplify-rtx.c: Ditto.
* tree-object-size.c: Ditto.
2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
* config/s390/s390.c (s390_encode_section_info): Remove mode size

4
gcc/double-int.c
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@ -557,7 +557,7 @@ div_and_round_double (unsigned code, int uns,
case CEIL_MOD_EXPR: /* round toward positive infinity */
if (!quo_neg && (*lrem != 0 || *hrem != 0)) /* ratio > 0 && rem != 0 */
{
add_double (*lquo, *hquo, HOST_WIDE_INT_1, (HOST_WIDE_INT) 0,
add_double (*lquo, *hquo, HOST_WIDE_INT_1, HOST_WIDE_INT_0,
lquo, hquo);
}
else
@ -593,7 +593,7 @@ div_and_round_double (unsigned code, int uns,
HOST_WIDE_INT_M1, HOST_WIDE_INT_M1, lquo, hquo);
else
/* quo = quo + 1; */
add_double (*lquo, *hquo, HOST_WIDE_INT_1, (HOST_WIDE_INT) 0,
add_double (*lquo, *hquo, HOST_WIDE_INT_1, HOST_WIDE_INT_0,
lquo, hquo);
}
else

5
gcc/dse.c
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@ -1217,7 +1217,7 @@ set_all_positions_unneeded (store_info *s_info)
s_info->positions_needed.large.count = end;
}
else
s_info->positions_needed.small_bitmask = (unsigned HOST_WIDE_INT) 0;
s_info->positions_needed.small_bitmask = HOST_WIDE_INT_0U;
}
/* Return TRUE if any bytes from S_INFO store are needed. */
@ -1229,8 +1229,7 @@ any_positions_needed_p (store_info *s_info)
return (s_info->positions_needed.large.count
< s_info->end - s_info->begin);
else
return (s_info->positions_needed.small_bitmask
!= (unsigned HOST_WIDE_INT) 0);
return (s_info->positions_needed.small_bitmask != HOST_WIDE_INT_0U);
}
/* Return TRUE if all bytes START through START+WIDTH-1 from S_INFO

2
gcc/hwint.h
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@ -63,6 +63,8 @@ extern char sizeof_long_long_must_be_8[sizeof (long long) == 8 ? 1 : -1];
#endif
#define HOST_WIDE_INT_UC(X) HOST_WIDE_INT_C (X ## U)
#define HOST_WIDE_INT_0 HOST_WIDE_INT_C (0)
#define HOST_WIDE_INT_0U HOST_WIDE_INT_UC (0)
#define HOST_WIDE_INT_1 HOST_WIDE_INT_C (1)
#define HOST_WIDE_INT_1U HOST_WIDE_INT_UC (1)
#define HOST_WIDE_INT_M1 HOST_WIDE_INT_C (-1)

2
gcc/simplify-rtx.c
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@ -40,7 +40,7 @@ along with GCC; see the file COPYING3. If not see
occasionally need to sign extend from low to high as if low were a
signed wide int. */
#define HWI_SIGN_EXTEND(low) \
((((HOST_WIDE_INT) low) < 0) ? HOST_WIDE_INT_M1 : ((HOST_WIDE_INT) 0))
((((HOST_WIDE_INT) low) < 0) ? HOST_WIDE_INT_M1 : HOST_WIDE_INT_0)
static rtx neg_const_int (machine_mode, const_rtx);
static bool plus_minus_operand_p (const_rtx);

2
gcc/tree-object-size.c
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@ -738,7 +738,7 @@ merge_object_sizes (struct object_size_info *osi, tree dest, tree orig,
orig_bytes = object_sizes[object_size_type][SSA_NAME_VERSION (orig)];
if (orig_bytes != unknown[object_size_type])
orig_bytes = (offset > orig_bytes)
? (unsigned HOST_WIDE_INT) 0 : orig_bytes - offset;
? HOST_WIDE_INT_0U : orig_bytes - offset;
if ((object_size_type & 2) == 0)
{