OpenE2K/gcc
2
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

* emit-rtl.c (set_mem_attributes_minus_bitpos): Fix formatting issues.

Browse Source 
From-SVN: r161961
This commit is contained in:
Eric Botcazou 2010-07-08 15:23:45 +00:00 committed by Eric Botcazou
parent 7aa0849ad2
commit a80903ff48
2 changed files with 24 additions and 21 deletions

4
gcc/ChangeLog
View File

@ -1,3 +1,7 @@
2010-07-08 Eric Botcazou <ebotcazou@adacore.com>
* emit-rtl.c (set_mem_attributes_minus_bitpos): Fix formatting issues.
2010-07-08 Richard Guenther <rguenther@suse.de>
* tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Fix

41
gcc/emit-rtl.c
View File

@ -1611,27 +1611,26 @@ set_mem_attributes_minus_bitpos (rtx ref, tree t, int objectp,
/* We can set the alignment from the type if we are making an object,
this is an INDIRECT_REF, or if TYPE_ALIGN_OK. */
if (objectp || TREE_CODE (t) == INDIRECT_REF
|| TYPE_ALIGN_OK (type))
if (objectp || TREE_CODE (t) == INDIRECT_REF || TYPE_ALIGN_OK (type))
align = MAX (align, TYPE_ALIGN (type));
else if (TREE_CODE (t) == MEM_REF)
{
tree op0 = TREE_OPERAND (t, 0);
unsigned HOST_WIDE_INT aoff = BITS_PER_UNIT;
if (host_integerp (TREE_OPERAND (t, 1), 1))
{
unsigned HOST_WIDE_INT ioff = TREE_INT_CST_LOW (TREE_OPERAND (t, 1));
aoff = (ioff & -ioff) * BITS_PER_UNIT;
}
if (TREE_CODE (TREE_OPERAND (t, 0)) == ADDR_EXPR
&& DECL_P (TREE_OPERAND (TREE_OPERAND (t, 0), 0)))
align = MAX (align,
DECL_ALIGN (TREE_OPERAND (TREE_OPERAND (t, 0), 0)));
else if (TREE_CODE (TREE_OPERAND (t, 0)) == ADDR_EXPR
&& CONSTANT_CLASS_P (TREE_OPERAND (TREE_OPERAND (t, 0), 0)))
if (TREE_CODE (op0) == ADDR_EXPR && DECL_P (TREE_OPERAND (op0, 0)))
align = MAX (align, DECL_ALIGN (TREE_OPERAND (op0, 0)));
else if (TREE_CODE (op0) == ADDR_EXPR
&& CONSTANT_CLASS_P (TREE_OPERAND (op0, 0)))
{
align = TYPE_ALIGN (TREE_TYPE (TREE_OPERAND (TREE_OPERAND (t, 0), 0)));
align = TYPE_ALIGN (TREE_TYPE (TREE_OPERAND (op0, 0)));
#ifdef CONSTANT_ALIGNMENT
align = CONSTANT_ALIGNMENT (TREE_OPERAND (TREE_OPERAND (t, 0), 0), align);
align = CONSTANT_ALIGNMENT (TREE_OPERAND (op0, 0), align);
#endif
}
else
@ -1639,19 +1638,19 @@ set_mem_attributes_minus_bitpos (rtx ref, tree t, int objectp,
alignment information from types. */
align = MAX (align,
TYPE_ALIGN (TREE_TYPE (TREE_TYPE (TREE_OPERAND (t, 1)))));
if (!integer_zerop (TREE_OPERAND (t, 1))
&& aoff < align)
if (!integer_zerop (TREE_OPERAND (t, 1)) && aoff < align)
align = aoff;
}
else
if (TREE_CODE (t) == MISALIGNED_INDIRECT_REF)
{
if (integer_zerop (TREE_OPERAND (t, 1)))
/* We don't know anything about the alignment. */
align = BITS_PER_UNIT;
else
align = tree_low_cst (TREE_OPERAND (t, 1), 1);
}
else if (TREE_CODE (t) == MISALIGNED_INDIRECT_REF)
{
if (integer_zerop (TREE_OPERAND (t, 1)))
/* We don't know anything about the alignment. */
align = BITS_PER_UNIT;
else
align = tree_low_cst (TREE_OPERAND (t, 1), 1);
}
/* If the size is known, we can set that. */
if (TYPE_SIZE_UNIT (type) && host_integerp (TYPE_SIZE_UNIT (type), 1))