85 lines
2.2 KiB
C
85 lines
2.2 KiB
C
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// Copyright (c) 1993-1999 Microsoft Corporation
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#include "y3.h"
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void
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output( void )
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{
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/* print the output for the states */
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int i, k;
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SSIZE_T c;
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register struct wset *u, *v;
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fprintf( ftable, "short %syyexca[] ={\n", pszPrefix ? pszPrefix : "" );
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SLOOP(i)
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{
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/* output the stuff for state i */
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nolook = !(tystate[i]==MUSTLOOKAHEAD);
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closure(i);
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/* output actions */
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nolook = 1;
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aryfil( temp1, ntokens+nnonter+1, 0 );
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WSLOOP(wsets,u)
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{
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c = *( u->pitem );
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if( c>1 && c<NTBASE && temp1[c]==0 )
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{
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WSLOOP(u,v)
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{
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if( c == *(v->pitem) ) putitem( v->pitem+1, (struct looksets *)0 );
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}
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temp1[c] = state(c);
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}
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else if( c > NTBASE && temp1[ (c -= NTBASE) + ntokens ] == 0 )
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{
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temp1[ c+ntokens ] = amem[indgo[i]+c];
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}
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}
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if( i == 1 ) temp1[1] = ACCEPTCODE;
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/* now, we have the shifts; look at the reductions */
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lastred = 0;
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WSLOOP(wsets,u)
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{
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c = *( u->pitem );
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if( c<=0 )
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{
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/* reduction */
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lastred = -c;
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TLOOP(k)
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{
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if( BIT(u->ws.lset,k) )
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{
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if( temp1[k] == 0 ) temp1[k] = c;
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else if( temp1[k]<0 )
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{
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/* reduce/reduce conflict */
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if( foutput!=NULL )
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fprintf( foutput,
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"\n%d: reduce/reduce conflict (red'ns %d and %d ) on %s",
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i, -temp1[k], lastred, symnam(k) );
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if( -temp1[k] > lastred ) temp1[k] = -lastred;
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++zzrrconf;
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}
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else
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{
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/* potential shift/reduce conflict */
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precftn( lastred, k, i );
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}
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}
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}
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}
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}
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wract(i);
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}
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fprintf( ftable, "\t};\n" );
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wdef( "YYNPROD", nprod );
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}
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