From 25bab8b1fb2fc851ea3f1f630b3de65ca6afdc22 Mon Sep 17 00:00:00 2001
From: Ash Wolf <ninji@wuffs.org>
Date: Wed, 14 Dec 2022 00:16:59 +0000
Subject: haha it's been a while since i last committed, hasn't it

---
 includes/compiler/IROUseDef.h | 44 ++++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 43 insertions(+), 1 deletion(-)

(limited to 'includes/compiler/IROUseDef.h')

diff --git a/includes/compiler/IROUseDef.h b/includes/compiler/IROUseDef.h
index 5a13581..829a396 100644
--- a/includes/compiler/IROUseDef.h
+++ b/includes/compiler/IROUseDef.h
@@ -1,6 +1,48 @@
 #ifndef COMPILER_IROUSEDEF_H
 #define COMPILER_IROUSEDEF_H
 
-#include "compiler/common.h"
+#include "compiler/IrOptimizer.h"
+#include "compiler/BitVector.h"
+#include "compiler/enode.h"
+
+#ifdef __MWERKS__
+#pragma options align=mac68k
+#endif
+struct IROUse {
+    SInt32 index;
+    IRONode *node;
+    IROLinear *linear;
+    VarRecord *var;
+    IROUse *globalnext;
+    IROUse *varnext;
+    BitVector *x18;
+    UInt16 x1C;
+};
+struct IRODef {
+    SInt32 index;
+    IRONode *node;
+    IROLinear *linear;
+    VarRecord *var;
+    IRODef *globalnext;
+    IRODef *varnext;
+    UInt16 x18;
+    Boolean x1A;
+    Boolean x1B;
+    Boolean x1C;
+    Boolean x1D;
+};
+#ifdef __MWERKS__
+#pragma options align=reset
+#endif
+
+extern ENodeType IRO_NonAssignmentOp[MAXEXPR];
+extern IROUse *IRO_FirstVarUse;
+extern IROUse *IRO_LastVarUse;
+
+extern CInt64 IRO_GetSelfAssignmentVal(IROLinear *linear);
+extern void IRO_InitializeNonAssignmentOpArray(void);
+extern void IRO_InitializeAssignmentFoldingFunctionArray(void);
+extern Boolean IRO_UseDef(Boolean optDeadAssignments, Boolean optPropagation);
+extern void IRO_SplitLifetimes(void);
 
 #endif
-- 
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