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tree.c (tree_contains_struct): Permit 512 tree codes.

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2007-03-27  Douglas Gregor  <doug.gregor@gmail.com>

	* tree.c (tree_contains_struct): Permit 512 tree codes.
	* tree.h (tree_contains_struct): Ditto.
	(MAX_TREE_CODES): Ditto.
	(struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
	SPARE member to store remaining padding bits.

From-SVN: r123287
This commit is contained in:
Douglas Gregor 2007-03-28 01:56:58 +00:00 committed by Mike Stump
parent 82f1c4b5fa
commit 00ffc97ce5
3 changed files with 14 additions and 4 deletions
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8
gcc/ChangeLog
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@ -1,3 +1,11 @@
2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
* tree.c (tree_contains_struct): Permit 512 tree codes.
* tree.h (tree_contains_struct): Ditto.
(MAX_TREE_CODES): Ditto.
(struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
SPARE member to store remaining padding bits.
2007-03-27 Anatoly Sokolov <aesok@post.ru>
* config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'

2
gcc/tree.c
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@ -168,7 +168,7 @@ static unsigned int attribute_hash_list (tree, hashval_t);
tree global_trees[TI_MAX];
tree integer_types[itk_none];
unsigned char tree_contains_struct[256][64];
unsigned char tree_contains_struct[MAX_TREE_CODES][64];
/* Number of operands for each OpenMP clause. */
unsigned const char omp_clause_num_ops[] =

8
gcc/tree.h
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@ -41,7 +41,8 @@ enum tree_code {
#undef DEFTREECODE
extern unsigned char tree_contains_struct[256][64];
#define MAX_TREE_CODES 512
extern unsigned char tree_contains_struct[MAX_TREE_CODES][64];
#define CODE_CONTAINS_STRUCT(CODE, STRUCT) (tree_contains_struct[(CODE)][(STRUCT)])
/* Number of language-independent tree codes. */
@ -80,7 +81,6 @@ extern const char *const tree_code_class_strings[];
#define TREE_CODE_CLASS_STRING(CLASS)\
tree_code_class_strings[(int) (CLASS)]
#define MAX_TREE_CODES 256
extern const enum tree_code_class tree_code_type[];
#define TREE_CODE_CLASS(CODE) tree_code_type[(int) (CODE)]
@ -363,7 +363,7 @@ union tree_ann_d;
struct tree_base GTY(())
{
ENUM_BITFIELD(tree_code) code : 8;
ENUM_BITFIELD(tree_code) code : 16;
unsigned side_effects_flag : 1;
unsigned constant_flag : 1;
@ -392,6 +392,8 @@ struct tree_base GTY(())
unsigned lang_flag_6 : 1;
unsigned visited : 1;
unsigned spare : 24;
/* FIXME tuples: Eventually, we need to move this somewhere external to
the trees. */
union tree_ann_d *ann;