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* data/push.c (yychar_set, yylval_set, yylloc_set): Delete.

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(yypushparse): Add yynchar, yynlval, yynlloc parameters.
(b4_declare_parser_variables): Do not declare yynerrs for push mode.
(struct yypvars): Remove b4_declare_parser_variables.
(yypvarsinit): Remove init code for removed variables.
(global scope): Do not declare b4_declare_parser_variables if
push or pure mode.
(yypushparse): Add b4_declare_parser_variables.
Init new local variables, and remove init code for removed
yypvars variables.
(yyparse): Delete.
* tests/calc.at (_AT_DATA_CALC_Y): Call yypushparse for push mode
and yyparse for other modes.
(AT_CHECK_CALC_LALR): Added '%skeleton "push.c"' for push tests.
* tests/local.at (AT_PUSH_IF, AT_PURE_OR_PUSH_IF): Added.
(AT_YYERROR_SEES_LOC_IF): push-parser makes this false.
(AT_PURE_LEX_IF): True if pure or push parser.
This commit is contained in:
Joel E. Denny
2006-12-07 02:21:13 +00:00
parent 8589431355
commit 55a30bda17
4 changed files with 64 additions and 93 deletions
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12
tests/local.at
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@@ -58,6 +58,10 @@ m4_pushdef([AT_LOCATION_IF],
[m4_bmatch([$3], [%locations], [$1], [$2])])
m4_pushdef([AT_PURE_IF],
[m4_bmatch([$3], [%pure-parser], [$1], [$2])])
m4_pushdef([AT_PUSH_IF],
[m4_bmatch([$3], [%push-parser], [$1], [$2])])
m4_pushdef([AT_PURE_OR_PUSH_IF],
[m4_bmatch([$3], [%pure-parser\|%push-parser], [$1], [$2])])
m4_pushdef([AT_PURE_AND_LOC_IF],
[m4_bmatch([$3], [%locations.*%pure-parser\|%pure-parser.*%locations],
[$1], [$2])])
@@ -72,17 +76,17 @@ m4_pushdef([AT_YYERROR_ARG_LOC_IF],
[AT_GLR_OR_PARAM_IF([AT_PURE_AND_LOC_IF([$1], [$2])],
[$2])])
# yyerror always sees the locations (when activated), except if
# yacc & pure & !param.
# push or (yacc & pure & !param).
m4_pushdef([AT_YYERROR_SEES_LOC_IF],
[AT_LOCATION_IF([AT_YACC_IF([AT_PURE_IF([AT_PARAM_IF([$1], [$2])],
[AT_PUSH_IF([$2],[AT_LOCATION_IF([AT_YACC_IF([AT_PURE_IF([AT_PARAM_IF([$1], [$2])],
[$1])],
[$1])],
[$2])])
[$2])])])
# The interface is pure: either because %pure-parser, or because we
# are using the C++ parsers.
m4_pushdef([AT_PURE_LEX_IF],
[AT_PURE_IF([$1],
[AT_PURE_OR_PUSH_IF([$1],
[AT_SKEL_CC_IF([$1], [$2])])])
AT_PURE_LEX_IF(