mirror of https://git.wuffs.org/MWCC
42 lines
770 B
C
42 lines
770 B
C
#ifndef COMPILER_INTERFERENCEGRAPH_H
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#define COMPILER_INTERFERENCEGRAPH_H
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#include "compiler/common.h"
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enum {
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fSpilled = 1,
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fPushed = 2,
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fCoalesced = 4,
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fCoalescedInto = 8,
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fPairHigh = 0x10,
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fPairLow = 0x20,
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fIGNode40 = 0x40
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};
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#ifdef __MWERKS__
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#pragma options align=mac68k
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#endif
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typedef struct IGNode {
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struct IGNode *next;
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Object *spillTemporary;
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PCode *instr8;
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int spillCost;
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short x10;
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short x12;
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short x14;
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UInt16 flags;
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short arraySize;
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short array[1];
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} IGNode;
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#ifdef __MWERKS__
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#pragma options align=reset
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#endif
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extern IGNode **interferencegraph;
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extern Boolean coalesced_nregisters;
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extern int interferes(UInt32 a, UInt32 b);
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extern void buildinterferencegraph(Object *proc);
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#endif
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