From 094b96ca1df4a035b5f93c351f773306c0241f3f Mon Sep 17 00:00:00 2001
From: Ash Wolf <ninji@wuffs.org>
Date: Thu, 26 Jan 2023 11:30:47 +0000
Subject: move lots of source files around to match their actual placement in
 the original tree

---
 compiler_and_linker/FrontEnd/Optimizer/IroUtil.h | 127 +++++++++++++++++++++++
 1 file changed, 127 insertions(+)
 create mode 100644 compiler_and_linker/FrontEnd/Optimizer/IroUtil.h

(limited to 'compiler_and_linker/FrontEnd/Optimizer/IroUtil.h')

diff --git a/compiler_and_linker/FrontEnd/Optimizer/IroUtil.h b/compiler_and_linker/FrontEnd/Optimizer/IroUtil.h
new file mode 100644
index 0000000..2661985
--- /dev/null
+++ b/compiler_and_linker/FrontEnd/Optimizer/IroUtil.h
@@ -0,0 +1,127 @@
+#ifndef COMPILER_IROUTIL_H
+#define COMPILER_IROUTIL_H
+
+#include "IrOptimizer.h"
+#include "compiler/CInt64.h"
+#include "compiler/CParser.h"
+
+#ifdef __MWERKS__
+#pragma options align=mac68k
+#endif
+struct IROList {
+    IROLinear *head;
+    IROLinear *tail;
+};
+
+struct IROListNode {
+    IROList list;
+    IROListNode *nextList;
+};
+
+struct IROElmList {
+    void *element;
+    IROElmList *next;
+};
+
+struct IROAddrRecord {
+    IROLinear *linear;
+    unsigned short numObjRefs;
+    IROElmList *objRefs;
+    unsigned short numMisc;
+    IROElmList *misc;
+    unsigned short numInts;
+    IROElmList *ints;
+    int x16;
+};
+#ifdef __MWERKS__
+#pragma options align=reset
+#endif
+
+extern Object *FunctionName;
+extern Boolean IRO_IsLeafFunction;
+extern Boolean IRO_FunctionHasReturn;
+extern Boolean DisableDueToAsm;
+extern Boolean LoopOptimizerRun;
+
+extern Object *IRO_IsVariable(IROLinear *linear);
+extern Boolean IRO_IsConstant(IROLinear *linear);
+extern Boolean IRO_IsPow2(IROLinear *linear, SInt32 *powvalue);
+extern Boolean IRO_IsIntConstant(IROLinear *linear);
+extern Boolean IRO_IsFloatConstant(IROLinear *linear);
+extern Boolean IRO_IsVector128Constant(IROLinear *linear);
+extern Boolean IRO_IsAssignment(IROLinear *linear);
+extern Boolean IRO_TypesEqual(Type *a, Type *b);
+extern Type *IRO_UnsignedType(Type *type);
+extern Type *IRO_SignedType(Type *type);
+extern Boolean IRO_is_CPtypeequal(Type *a, Type *b);
+extern Boolean IRO_ExprsSame(IROLinear *a, IROLinear *b);
+extern CLabel *IRO_NewLabel(void);
+extern Boolean IRO_ExprsSameSemantically(IROLinear *a, IROLinear *b);
+extern IROLinear *IRO_FindPrecedAfter(IROLinear *a, IROLinear *iter);
+extern IROLinear *IRO_FindPreced(IROLinear *a);
+extern IROLinear *IRO_FindFirst(IROLinear *linear);
+extern void IRO_CutAndPasteAfter(IROLinear *a, IROLinear *b, IROLinear *c);
+extern Boolean IRO_IsConstantZero(IROLinear *linear);
+extern Boolean IRO_IsConstantOne(IROLinear *linear);
+extern Boolean IRO_IsConstantNegativeOne(IROLinear *linear);
+extern void IRO_NopOut(IROLinear *linear);
+extern void IRO_NopNonSideEffects(IROLinear *linear, SInt32 level);
+extern void IRO_BuildList(IROLinear *linear, Boolean isEntry);
+typedef void (*IROWalkTreeFunc)(IROLinear *linear, Boolean isEntry);
+extern void IRO_WalkTree(IROLinear *linear, IROWalkTreeFunc func);
+extern void IRO_WalkTreeToPropagateFlags(IROLinear *linear, IROWalkTreeFunc func);
+extern void IRO_WalkInts(IROLinear *a, IROLinear *b, IROWalkTreeFunc func);
+extern void IRO_Cut(IROLinear *a, IROLinear *b);
+extern void IRO_Paste(IROLinear *a, IROLinear *b, IROLinear *c);
+extern void IRO_PasteAfter(IROLinear *a, IROLinear *b, IROLinear *c);
+extern void IRO_ClipExpr(IROExpr *expr);
+extern void IRO_ClipExprTree(IROLinear *linear);
+extern void IRO_MoveExpression(IROExpr *expr, IROLinear *linear);
+extern void IRO_InitList(IROList *list);
+extern void IRO_AddToList(IROLinear *linear, IROList *list);
+extern IROLinear *IRO_FindLabelNode(CLabel *label, IROLinear *linear);
+extern void IRO_DuplicateExprRange(IROLinear *start, IROLinear *end, IROList *list);
+extern IROLinear *IRO_DuplicateExpr(IROLinear *linear, IROList *list);
+extern IROLinear *IRO_TempReference(Object *obj, IROList *list);
+extern IROLinear *IRO_LocateFather(IROLinear *linear);
+extern IROLinear *IRO_LocateFather_Cut_And_Paste(IROLinear *a, IROLinear *b);
+extern IROLinear *IRO_LocateFather_Cut_And_Paste_Without_Nopping(IROLinear *a, IROLinear *b);
+extern void IRO_ReplaceReference(IROLinear *a, Object *obj, IROLinear *b);
+extern void IRO_ReplaceReferenceWithNode(IROLinear *a, IROLinear *b);
+extern VarRecord *IRO_GetTemp(IROExpr *expr);
+extern IROLinear *IRO_AssignToTemp(IROExpr *expr);
+extern IROLinear *IRO_FindStart(IROLinear *linear);
+extern void IRO_DeleteCommaNode(IROLinear *linear, IROExpr *expr);
+extern void IRO_RemoveCommaNodeFromIR(void);
+extern IROAddrRecord *IRO_InitAddrRecordPointer(IROLinear *linear);
+extern IROLinear *IRO_HasSideEffect(IROLinear *linear);
+extern IROLinear *IRO_CheckSideEffect(IROLinear *linear);
+typedef void (*WalkObjFunc)(Object *obj);
+extern void IRO_WalkExcActions(ExceptionAction *action, WalkObjFunc func);
+extern Boolean IRO_FunctionCallMightThrowException(IROLinear *linear);
+extern IROLinear *IRO_NewIntConst(CInt64 val, Type *type);
+extern IROLinear *IRO_NewFloatConst(const Float val, Type *type);
+extern Boolean IRO_IsAddressMultiply(IROLinear *linear);
+extern void IRO_SetupForUserBreakChecking(void);
+extern void IRO_CheckForUserBreak(void);
+
+// TODO is this elsewhere?
+CW_INLINE Boolean IRO_IsUnsignedType(Type *type) {
+    return is_unsigned(type);
+}
+
+// 4B4D40
+CW_INLINE CInt64 IRO_MakeULong(UInt32 i) {
+    CInt64 val;
+    CInt64_SetULong(&val, i);
+    return val;
+}
+
+// 4BAAA0
+CW_INLINE CInt64 IRO_MakeLong(SInt32 i) {
+    CInt64 val;
+    CInt64_SetLong(&val, i);
+    return val;
+}
+
+#endif
-- 
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