+2002-12-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * pa.h (BIGGEST_ALIGNMENT): Change 32-bit value to 64 bits.
+ (MAX_PARM_BOUNDARY, STACK_BOUNDARY): Express in terms of
+ BIGGEST_ALIGNMENT.
+ (PREFERRED_STACK_BOUNDARY): Express in terms of STACK_BOUNDARY.
+ (FUNCTION_BOUNDARY): Express in terms of BITS_PER_WORD.
+
2002-12-11 Kazu Hirata <kazu@cs.umass.edu>
* doc/invoke.texi: Correct dump file names.
/* Largest alignment required for any stack parameter, in bits.
Don't define this if it is equal to PARM_BOUNDARY */
-#define MAX_PARM_BOUNDARY (2 * PARM_BOUNDARY)
+#define MAX_PARM_BOUNDARY BIGGEST_ALIGNMENT
/* Boundary (in *bits*) on which stack pointer is always aligned;
certain optimizations in combine depend on this.
- GCC for the PA always rounds its stacks to a 512bit boundary,
- but that happens late in the compilation process. */
-#define STACK_BOUNDARY (TARGET_64BIT ? 128 : 64)
+ GCC for the PA always rounds its stacks to a 8 * STACK_BOUNDARY
+ boundary, but that happens late in the compilation process. */
+#define STACK_BOUNDARY BIGGEST_ALIGNMENT
-#define PREFERRED_STACK_BOUNDARY 512
+#define PREFERRED_STACK_BOUNDARY (8 * STACK_BOUNDARY)
/* Allocation boundary (in *bits*) for the code of a function. */
-#define FUNCTION_BOUNDARY (TARGET_64BIT ? 64 : 32)
+#define FUNCTION_BOUNDARY BITS_PER_WORD
/* Alignment of field after `int : 0' in a structure. */
#define EMPTY_FIELD_BOUNDARY 32
/* A bit-field declared as `int' forces `int' alignment for the struct. */
#define PCC_BITFIELD_TYPE_MATTERS 1
-/* No data type wants to be aligned rounder than this. This is set
- to 128 bits to allow for lock semaphores in the stack frame.*/
-#define BIGGEST_ALIGNMENT 128
+/* No data type wants to be aligned rounder than this. */
+#define BIGGEST_ALIGNMENT (2 * BITS_PER_WORD)
/* Get around hp-ux assembler bug, and make strcpy of constants fast. */
#define CONSTANT_ALIGNMENT(CODE, TYPEALIGN) \
&& TYPE_MODE (TREE_TYPE (TYPE)) == QImode \
&& (ALIGN) < BITS_PER_WORD ? BITS_PER_WORD : (ALIGN))
-
/* Set this nonzero if move instructions will actually fail to work
when given unaligned data. */
#define STRICT_ALIGNMENT 1