Sat Oct 20 07:27:14 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+ * emit-rtl.c (set_mem_attributes): Alignment is in bits.
+ (adjust_address_1, offset_address): Likewise.
+
* final.c (output_asm_operand_names): New fcn, from output_asm_insn.
(output_asm_insn): Call it for each line output.
Don't record an operand more than once.
/* If this is an INDIRECT_REF, we know its alignment. */
if (TREE_CODE (t) == INDIRECT_REF)
- set_mem_align (ref, TYPE_ALIGN (type) / BITS_PER_UNIT);
+ set_mem_align (ref, TYPE_ALIGN (type));
/* Now see if we can say more about whether it's an aggregate or
scalar. If we already know it's an aggregate, don't bother. */
MEM_SIZE (mem), MEM_ALIGN (mem));
}
-/* Set the alignment of MEM to ALIGN. */
+/* Set the alignment of MEM to ALIGN bits. */
void
set_mem_align (mem, align)
lowest-order set bit in OFFSET, but don't change the alignment if OFFSET
if zero. */
if (offset != 0)
- memalign = MIN (memalign, offset & -offset);
+ memalign = MIN (memalign, (offset & -offset) * BITS_PER_UNIT);
MEM_ATTRS (new)
= get_mem_attrs (MEM_ALIAS_SET (memref), MEM_DECL (memref), memoffset,
/* Update the alignment to reflect the offset. Reset the offset, which
we don't know. */
MEM_ATTRS (new) = get_mem_attrs (MEM_ALIAS_SET (memref), MEM_DECL (memref),
- 0, 0, MIN (MEM_ALIGN (memref), pow2));
+ 0, 0, MIN (MEM_ALIGN (memref),
+ pow2 * BITS_PER_UNIT));
return new;
}
/* Set the alias set of MEM to SET. */
extern void set_mem_alias_set PARAMS ((rtx, HOST_WIDE_INT));
-/* Set the alignment of MEM to ALIGN. */
+/* Set the alignment of MEM to ALIGN bits. */
extern void set_mem_align PARAMS ((rtx, unsigned int));
/* Return a memory reference like MEMREF, but with its mode changed
tree decl; /* decl corresponding to MEM. */
rtx offset; /* Offset from start of DECL, as CONST_INT. */
rtx size; /* Size in bytes, as a CONST_INT. */
- unsigned int align; /* Alignment of MEM in bytes. */
+ unsigned int align; /* Alignment of MEM in bits. */
} mem_attrs;
/* Common union for an element of an rtx. */
is always a CONST_INT. */
#define MEM_SIZE(RTX) (MEM_ATTRS (RTX) == 0 ? 0 : MEM_ATTRS (RTX)->size)
-/* For a MEM rtx, the alignment in bytes. */
+/* For a MEM rtx, the alignment in bits. */
#define MEM_ALIGN(RTX) (MEM_ATTRS (RTX) == 0 ? 1 : MEM_ATTRS (RTX)->align)
/* Copy the attributes that apply to memory locations from RHS to LHS. */