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authorAsh Wolf <ninji@wuffs.org>2022-12-14 00:16:59 +0000
committerAsh Wolf <ninji@wuffs.org>2022-12-14 00:16:59 +0000
commit25bab8b1fb2fc851ea3f1f630b3de65ca6afdc22 (patch)
treec0ee632aa3752884b996c562622e2ece88216ea4 /includes/compiler/Alias.h
parent9d2728a5605f651934fe67a6fe6986b3e4a2c011 (diff)
downloadMWCC-25bab8b1fb2fc851ea3f1f630b3de65ca6afdc22.tar.gz
MWCC-25bab8b1fb2fc851ea3f1f630b3de65ca6afdc22.zip
haha it's been a while since i last committed, hasn't it
Diffstat (limited to '')
-rw-r--r--includes/compiler/Alias.h53
1 files changed, 53 insertions, 0 deletions
diff --git a/includes/compiler/Alias.h b/includes/compiler/Alias.h
index 39f7220..08dbb00 100644
--- a/includes/compiler/Alias.h
+++ b/includes/compiler/Alias.h
@@ -3,4 +3,57 @@
#include "compiler/common.h"
+#ifdef __MWERKS__
+#pragma options align=mac68k
+#endif
+typedef struct AliasMember AliasMember;
+
+typedef enum AliasType {
+ AliasType0,
+ AliasType1,
+ AliasType2
+} AliasType;
+
+struct Alias {
+ Alias *next;
+ Alias *hashNext;
+ AliasMember *children;
+ AliasMember *parents;
+ Object *object;
+ SInt32 offset;
+ SInt32 size;
+ int valuenumber;
+ PCode *valuepcode;
+ UInt32 *vec24;
+ int index;
+ AliasType type;
+};
+
+struct AliasMember {
+ AliasMember *nextParent;
+ AliasMember *nextChild;
+ Alias *parent;
+ Alias *child;
+};
+#ifdef __MWERKS__
+#pragma options align=reset
+#endif
+
+extern Alias *worst_case;
+extern Object worst_case_obj;
+
+extern void initialize_aliases(void);
+extern Alias *make_alias(Object *object, SInt32 offset, SInt32 size);
+extern Alias *make_alias_set(void);
+extern void add_alias_member(Alias *parent, Alias *child);
+extern Alias *make_alias_set_from_IR(void);
+extern void gather_alias_info(void);
+extern Boolean may_alias(PCode *a, PCode *b);
+extern Boolean uniquely_aliases(PCode *a, PCode *b);
+extern Boolean may_alias_worst_case(PCode *pcode);
+extern Boolean may_alias_object(PCode *pcode, Object *object);
+extern void initialize_alias_values(void);
+extern void update_alias_value(Alias *alias, PCode *pcode);
+extern void update_all_alias_values(void);
+
#endif