+Wed Oct 27 19:26:12 1999 Nick Clifton <nickc@cygnus.com>
+
+ * config/arm/coff.h (STRUCTURE_SIZE_BOUNDARY): Delete
+ definition.
+
+ * config/arm/elf.h (STRUCTURE_SIZE_BOUNDARY): Delete
+ definition.
+
+ * config/arm/arm.h (STRUCTURE_SIZE_BOUNDARY): Define in terms
+ of the variable arm_structure_size_boundary.
+
Wed Oct 27 02:05:58 1999 Mark P. Mitchell <mark@codesourcery.com>
* alias.c (init_alias_analysis): Allocate reg_known_value and
(TREE_CODE (EXP) == STRING_CST \
&& (ALIGN) < BITS_PER_WORD ? BITS_PER_WORD : (ALIGN))
-/* Every structures size must be a multiple of 32 bits. */
-/* This is for compatibility with ARMCC. ARM SDT Reference Manual
- (ARM DUI 0020D) page 2-20 says "Structures are aligned on word
- boundaries". */
+/* Setting this to 32 produces more efficient code, but the value set in
+ previous versions of this toolchain was 8, which produces more compact
+ structures. The command line option -mstructure_size_boundary=<n> can
+ be used to change this value, for compatability with the ARM SDK however
+ the value should be left at 32. ARM SDT Reference Manual (ARM DUI 0020D)
+ page 2-20 says "Structures are aligned on word boundaries". */
#ifndef STRUCTURE_SIZE_BOUNDARY
-#define STRUCTURE_SIZE_BOUNDARY 32
+#define STRUCTURE_SIZE_BOUNDARY arm_structure_size_boundary
+extern int arm_structure_size_boundary;
#endif
/* Used when parsing command line option -mstructure_size_boundary. */
#define MULTILIB_DEFAULTS { "mlittle-endian", "msoft-float", "mapcs-32", "mno-thumb-interwork" }
\f
-/* Setting this to 32 produces more efficient code, but the value set in previous
- versions of this toolchain was 8, which produces more compact structures. The
- command line option -mstructure_size_boundary=<n> can be used to change this
- value. */
-#undef STRUCTURE_SIZE_BOUNDARY
-#define STRUCTURE_SIZE_BOUNDARY arm_structure_size_boundary
-
-extern int arm_structure_size_boundary;
-\f
/* A C expression whose value is nonzero if IDENTIFIER with arguments ARGS
is a valid machine specific attribute for DECL.
The attributes in ATTRIBUTES have previously been assigned to DECL. */
#define MULTILIB_DEFAULTS { "mlittle-endian", "msoft-float", "mapcs-32", "mno-thumb-interwork" }
#endif
-/* Setting this to 32 produces more efficient code, but the value set in previous
- versions of this toolchain was 8, which produces more compact structures. The
- command line option -mstructure_size_boundary=<n> can be used to change this
- value. */
-#undef STRUCTURE_SIZE_BOUNDARY
-#define STRUCTURE_SIZE_BOUNDARY arm_structure_size_boundary
-
-extern int arm_structure_size_boundary;
-
/* A C expression whose value is nonzero if IDENTIFIER with arguments ARGS
is a valid machine specific attribute for DECL.
The attributes in ATTRIBUTES have previously been assigned to DECL. */