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Improved parser tracing output.

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FossilOrigin-Name: c4951833c2b976223c2393d82fd2606068c71cd19612ca9df4e26debab980e32
This commit is contained in:
drh 2017-12-24 14:14:21 +00:00
parent 1be266ba08
commit ec64c6cfd2
3 changed files with 32 additions and 21 deletions
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15
manifest
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@ -1,5 +1,5 @@
C Remove\sthe\sExprSpan\sobject.\sInstead,\skeep\strack\sof\sthe\stest\sof\ssubphrases\sin\nthe\sparse\susing\sthe\s"scanpt"\snon-terminal.
D 2017-12-24T00:18:47.740
C Improved\sparser\stracing\soutput.
D 2017-12-24T14:14:21.392
F Makefile.in ceb40bfcb30ebba8e1202b34c56ff7e13e112f9809e2381d99be32c2726058f5
F Makefile.linux-gcc 7bc79876b875010e8c8f9502eb935ca92aa3c434
F Makefile.msc 6480671f7c129e61208d69492b3c71ce4310d49fceac83cfb17f1c081e242b69
@ -1609,7 +1609,7 @@ F tool/genfkey.test 4196a8928b78f51d54ef58e99e99401ab2f0a7e5
F tool/getlock.c f4c39b651370156cae979501a7b156bdba50e7ce
F tool/kvtest-speed.sh 4761a9c4b3530907562314d7757995787f7aef8f
F tool/lemon.c e6056373044d55296d21f81467dba7632bbb81dc49af072b3f0e76338771497e
F tool/lempar.c 967ebf585cd09b11b89d255d213865109a9c4ff075680d22580a2826de288c89
F tool/lempar.c a427c2375df118fa52e69174ffbbf9e26878096f0a109df6b77062d6032afe18
F tool/libvers.c caafc3b689638a1d88d44bc5f526c2278760d9b9
F tool/loadfts.c c3c64e4d5e90e8ba41159232c2189dba4be7b862
F tool/logest.c 11346aa019e2e77a00902aa7d0cabd27bd2e8cca
@ -1687,10 +1687,7 @@ F vsixtest/vsixtest.tcl 6a9a6ab600c25a91a7acc6293828957a386a8a93
F vsixtest/vsixtest.vcxproj.data 2ed517e100c66dc455b492e1a33350c1b20fbcdc
F vsixtest/vsixtest.vcxproj.filters 37e51ffedcdb064aad6ff33b6148725226cd608e
F vsixtest/vsixtest_TemporaryKey.pfx e5b1b036facdb453873e7084e1cae9102ccc67a0
P 07c773148d8db185fa54991df09298b64f4fef28879e6c9395759265e8183977
R 1cdf837f203b6ea58ba0352a2b260bed
T *branch * span-refactor
T *sym-span-refactor *
T -sym-trunk *
P 3eab7bdc44e0878b83dc86f27058a40c2ffafeacadc566f03693f6dc7e40a504
R 35c7a29b183ac93da1a9be4e6a82bb63
U drh
Z 03a6ffebedfd10412e429ce17606ec66
Z 121e81b010860ccafac66f3ea34cc3c9

2
manifest.uuid
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@ -1 +1 @@
3eab7bdc44e0878b83dc86f27058a40c2ffafeacadc566f03693f6dc7e40a504
c4951833c2b976223c2393d82fd2606068c71cd19612ca9df4e26debab980e32

36
tool/lempar.c
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@ -578,20 +578,21 @@ static void yyStackOverflow(yyParser *yypParser){
** Print tracing information for a SHIFT action
*/
#ifndef NDEBUG
static void yyTraceShift(yyParser *yypParser, int yyNewState){
static void yyTraceShift(yyParser *yypParser, int yyNewState, const char *zTag){
if( yyTraceFILE ){
if( yyNewState<YYNSTATE ){
fprintf(yyTraceFILE,"%sShift '%s', go to state %d\n",
yyTracePrompt,yyTokenName[yypParser->yytos->major],
fprintf(yyTraceFILE,"%s%s '%s', go to state %d\n",
yyTracePrompt, zTag, yyTokenName[yypParser->yytos->major],
yyNewState);
}else{
fprintf(yyTraceFILE,"%sShift '%s'\n",
yyTracePrompt,yyTokenName[yypParser->yytos->major]);
fprintf(yyTraceFILE,"%s%s '%s', pending reduce %d\n",
yyTracePrompt, zTag, yyTokenName[yypParser->yytos->major],
yyNewState - YY_MIN_REDUCE);
}
}
}
#else
# define yyTraceShift(X,Y)
# define yyTraceShift(X,Y,Z)
#endif
/*
@ -633,7 +634,7 @@ static void yy_shift(
yytos->stateno = (YYACTIONTYPE)yyNewState;
yytos->major = (YYCODETYPE)yyMajor;
yytos->minor.yy0 = yyMinor;
yyTraceShift(yypParser, yyNewState);
yyTraceShift(yypParser, yyNewState, "Shift");
}
/* The following table contains information about every rule that
@ -673,8 +674,14 @@ static void yy_reduce(
#ifndef NDEBUG
if( yyTraceFILE && yyruleno<(int)(sizeof(yyRuleName)/sizeof(yyRuleName[0])) ){
yysize = yyRuleInfo[yyruleno].nrhs;
fprintf(yyTraceFILE, "%sReduce [%s], go to state %d.\n", yyTracePrompt,
yyRuleName[yyruleno], yymsp[yysize].stateno);
if( yysize ){
fprintf(yyTraceFILE, "%sReduce %d [%s], go to state %d.\n",
yyTracePrompt,
yyruleno, yyRuleName[yyruleno], yymsp[yysize].stateno);
}else{
fprintf(yyTraceFILE, "%sReduce %d [%s].\n",
yyTracePrompt, yyruleno, yyRuleName[yyruleno]);
}
}
#endif /* NDEBUG */
@ -737,7 +744,7 @@ static void yy_reduce(
yypParser->yytos = yymsp;
yymsp->stateno = (YYACTIONTYPE)yyact;
yymsp->major = (YYCODETYPE)yygoto;
yyTraceShift(yypParser, yyact);
yyTraceShift(yypParser, yyact, "... then shift");
}
}
@ -848,7 +855,14 @@ void Parse(
#ifndef NDEBUG
if( yyTraceFILE ){
fprintf(yyTraceFILE,"%sInput '%s'\n",yyTracePrompt,yyTokenName[yymajor]);
int stateno = yypParser->yytos->stateno;
if( stateno < YY_MIN_REDUCE ){
fprintf(yyTraceFILE,"%sInput '%s' in state %d\n",
yyTracePrompt,yyTokenName[yymajor],stateno);
}else{
fprintf(yyTraceFILE,"%sInput '%s' with pending reduce %d\n",
yyTracePrompt,yyTokenName[yymajor],stateno-YY_MIN_REDUCE);
}
}
#endif