diff options
Diffstat (limited to 'gcc/expr.c')
| -rw-r--r-- | gcc/expr.c | 37 |
1 files changed, 7 insertions, 30 deletions
diff --git a/gcc/expr.c b/gcc/expr.c index df1c1e88f6f..dc379dc1094 100644 --- a/gcc/expr.c +++ b/gcc/expr.c @@ -4648,7 +4648,7 @@ get_bit_range (unsigned HOST_WIDE_INT *bitstart, int unsignedp; int volatilep = 0; get_inner_reference (TREE_OPERAND (exp, 0), &rbitsize, &rbitpos, - &roffset, &rmode, &unsignedp, &volatilep, false); + &roffset, &rmode, &unsignedp, &volatilep); if ((rbitpos % BITS_PER_UNIT) != 0) { *bitstart = *bitend = 0; @@ -4802,7 +4802,7 @@ expand_assignment (tree to, tree from, bool nontemporal) push_temp_slots (); tem = get_inner_reference (to, &bitsize, &bitpos, &offset, &mode1, - &unsignedp, &volatilep, true); + &unsignedp, &volatilep); /* Make sure bitpos is not negative, it can wreak havoc later. */ if (bitpos < 0) @@ -6644,27 +6644,13 @@ store_field (rtx target, HOST_WIDE_INT bitsize, HOST_WIDE_INT bitpos, If the field describes a variable-sized object, *PMODE is set to BLKmode and *PBITSIZE is set to -1. An access cannot be made in - this case, but the address of the object can be found. - - If KEEP_ALIGNING is true and the target is STRICT_ALIGNMENT, we don't - look through nodes that serve as markers of a greater alignment than - the one that can be deduced from the expression. These nodes make it - possible for front-ends to prevent temporaries from being created by - the middle-end on alignment considerations. For that purpose, the - normal operating mode at high-level is to always pass FALSE so that - the ultimate containing object is really returned; moreover, the - associated predicate handled_component_p will always return TRUE - on these nodes, thus indicating that they are essentially handled - by get_inner_reference. TRUE should only be passed when the caller - is scanning the expression in order to build another representation - and specifically knows how to handle these nodes; as such, this is - the normal operating mode in the RTL expanders. */ + this case, but the address of the object can be found. */ tree get_inner_reference (tree exp, HOST_WIDE_INT *pbitsize, HOST_WIDE_INT *pbitpos, tree *poffset, enum machine_mode *pmode, int *punsignedp, - int *pvolatilep, bool keep_aligning) + int *pvolatilep) { tree size_tree = 0; enum machine_mode mode = VOIDmode; @@ -6784,14 +6770,6 @@ get_inner_reference (tree exp, HOST_WIDE_INT *pbitsize, break; case VIEW_CONVERT_EXPR: - if (keep_aligning && STRICT_ALIGNMENT - && (TYPE_ALIGN (TREE_TYPE (exp)) - > TYPE_ALIGN (TREE_TYPE (TREE_OPERAND (exp, 0)))) - && (TYPE_ALIGN (TREE_TYPE (TREE_OPERAND (exp, 0))) - < BIGGEST_ALIGNMENT) - && (TYPE_ALIGN_OK (TREE_TYPE (exp)) - || TYPE_ALIGN_OK (TREE_TYPE (TREE_OPERAND (exp, 0))))) - goto done; break; case MEM_REF: @@ -7656,7 +7634,7 @@ expand_expr_addr_expr_1 (tree exp, rtx target, enum machine_mode tmode, they won't change the final object whose address will be returned (they actually exist only for that purpose). */ inner = get_inner_reference (exp, &bitsize, &bitpos, &offset, - &mode1, &unsignedp, &volatilep, false); + &mode1, &unsignedp, &volatilep); break; } @@ -9933,7 +9911,7 @@ expand_expr_real_1 (tree exp, rtx target, enum machine_mode tmode, tree offset; int volatilep = 0, must_force_mem; tree tem = get_inner_reference (exp, &bitsize, &bitpos, &offset, - &mode1, &unsignedp, &volatilep, true); + &mode1, &unsignedp, &volatilep); rtx orig_op0, memloc; bool mem_attrs_from_type = false; @@ -10294,8 +10272,7 @@ expand_expr_real_1 (tree exp, rtx target, enum machine_mode tmode, int volatilep = 0; tree tem = get_inner_reference (treeop0, &bitsize, &bitpos, - &offset, &mode1, &unsignedp, &volatilep, - true); + &offset, &mode1, &unsignedp, &volatilep); rtx orig_op0; /* ??? We should work harder and deal with non-zero offsets. */ |