From: Jan Kratochvil Date: Tue, 11 Oct 2011 15:24:11 +0000 (+0000) Subject: gdb/ X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=941b2081b1fd085fff7d323448672cedf18258db;p=binutils-gdb.git gdb/ Revert this part of: 2011-10-09 Jan Kratochvil Support @entry in input expressions. * c-exp.y (ENTRY, unknown_cpp_name): New. (exp: UNKNOWN_CPP_NAME): Change to `exp: unknown_cpp_name'. (unknown_cpp_name: UNKNOWN_CPP_NAME, unknown_cpp_name: ENTRY) (variable: name_not_typename '@' ENTRY, name: ENTRY) (name_not_typename: ENTRY): New. (yylex): Recognize ENTRY. Reimplement @entry in input expressions. * c-exp.y (ENTRY): New. (variable: name_not_typename ENTRY): New. (lex_one_token): Optionally return ENTRY instead of the '@' lex. gdb/testsuite/ Reimplement @entry in input expressions. * gdb.base/exprs.c (v_int_array_init): New variable. * gdb.base/exprs.exp (print v_int_array_init) (print *v_int_array_init@1, print *v_int_array_init@2) (print v_int_array_init[0]@1, print v_int_array_init[0]@2) (print v_int_array_init[1]@1): New tests. --- diff --git a/gdb/ChangeLog b/gdb/ChangeLog index 8bdc21ffd8c..ccd0530e976 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,3 +1,20 @@ +2011-10-11 Jan Kratochvil + + Revert this part of: + 2011-10-09 Jan Kratochvil + Support @entry in input expressions. + * c-exp.y (ENTRY, unknown_cpp_name): New. + (exp: UNKNOWN_CPP_NAME): Change to `exp: unknown_cpp_name'. + (unknown_cpp_name: UNKNOWN_CPP_NAME, unknown_cpp_name: ENTRY) + (variable: name_not_typename '@' ENTRY, name: ENTRY) + (name_not_typename: ENTRY): New. + (yylex): Recognize ENTRY. + + Reimplement @entry in input expressions. + * c-exp.y (ENTRY): New. + (variable: name_not_typename ENTRY): New. + (lex_one_token): Optionally return ENTRY instead of the '@' lex. + 2011-10-11 Pedro Alves * linux-nat.c (linux_handle_extended_wait): Always dump both the diff --git a/gdb/c-exp.y b/gdb/c-exp.y index 5cc1e9614e9..b850179f16b 100644 --- a/gdb/c-exp.y +++ b/gdb/c-exp.y @@ -186,7 +186,6 @@ static struct stoken operator_stoken (const char *); %token STRING %token CHAR %token NAME /* BLOCKNAME defined below to give it higher precedence. */ -%token ENTRY %token UNKNOWN_CPP_NAME %token COMPLETE %token TYPENAME @@ -195,9 +194,6 @@ static struct stoken operator_stoken (const char *); %type name_not_typename %type typename -/* It is UNKNOWN_CPP_NAME or ENTRY, depending on the context. */ -%type unknown_cpp_name - /* A NAME_OR_INT is a symbol which is not known in the symbol table, but which would parse as a valid number in the current input radix. E.g. "c" when input_radix==16. Depending on the parse, it will be @@ -212,6 +208,7 @@ static struct stoken operator_stoken (const char *); %token NEW DELETE %type operator %token REINTERPRET_CAST DYNAMIC_CAST STATIC_CAST CONST_CAST +%token ENTRY /* Special type cases, put in to allow the parser to distinguish different legal basetypes. */ @@ -396,7 +393,7 @@ exp : exp '(' write_exp_elt_opcode (OP_FUNCALL); } ; -exp : unknown_cpp_name '(' +exp : UNKNOWN_CPP_NAME '(' { /* This could potentially be a an argument defined lookup function (Koenig). */ @@ -419,10 +416,6 @@ exp : unknown_cpp_name '(' } ; -unknown_cpp_name : UNKNOWN_CPP_NAME - | ENTRY - ; - lcurly : '{' { start_arglist (); } ; @@ -764,7 +757,7 @@ block : block COLONCOLON name $$ = SYMBOL_BLOCK_VALUE (tem); } ; -variable: name_not_typename '@' ENTRY +variable: name_not_typename ENTRY { struct symbol *sym = $1.sym; if (sym == NULL || !SYMBOL_IS_ARGUMENT (sym) @@ -1340,13 +1333,11 @@ name : NAME { $$ = $1.stoken; } | TYPENAME { $$ = $1.stoken; } | NAME_OR_INT { $$ = $1.stoken; } | UNKNOWN_CPP_NAME { $$ = $1.stoken; } - | ENTRY { $$ = $1.stoken; } | operator { $$ = $1; } ; name_not_typename : NAME | BLOCKNAME - | ENTRY /* These would be useful if name_not_typename was useful, but it is just a fake for "variable", so these cause reduce/reduce conflicts because the parser can't tell whether NAME_OR_INT is a name_not_typename (=variable, @@ -2249,6 +2240,21 @@ lex_one_token (void) return toktype; } + case '@': + { + char *p = &tokstart[1]; + size_t len = strlen ("entry"); + + while (isspace (*p)) + p++; + if (strncmp (p, "entry", len) == 0 && !isalnum (p[len]) + && p[len] != '_') + { + lexptr = &p[len]; + return ENTRY; + } + } + /* FALLTHRU */ case '+': case '-': case '*': @@ -2259,7 +2265,6 @@ lex_one_token (void) case '^': case '~': case '!': - case '@': case '<': case '>': case '?': @@ -2550,11 +2555,6 @@ yylex (void) current.token = lex_one_token (); if (current.token == NAME) current.token = classify_name (expression_context_block); - if ((current.token == NAME || current.token == UNKNOWN_CPP_NAME) - && yylval.sval.length == strlen ("entry") - && strncmp (yylval.sval.ptr, "entry", strlen ("entry")) == 0) - current.token = ENTRY; - if (parse_language->la_language != language_cplus || (current.token != TYPENAME && current.token != COLONCOLON)) return current.token; diff --git a/gdb/testsuite/ChangeLog b/gdb/testsuite/ChangeLog index ddedefac697..0e6c4c9bdca 100644 --- a/gdb/testsuite/ChangeLog +++ b/gdb/testsuite/ChangeLog @@ -1,3 +1,12 @@ +2011-10-11 Jan Kratochvil + + Reimplement @entry in input expressions. + * gdb.base/exprs.c (v_int_array_init): New variable. + * gdb.base/exprs.exp (print v_int_array_init) + (print *v_int_array_init@1, print *v_int_array_init@2) + (print v_int_array_init[0]@1, print v_int_array_init[0]@2) + (print v_int_array_init[1]@1): New tests. + 2011-10-10 Joseph Myers * gdb.cp/gdb2495.exp: Do not include directories in filename in diff --git a/gdb/testsuite/gdb.base/exprs.c b/gdb/testsuite/gdb.base/exprs.c index b35c3a58d25..34d27809df8 100644 --- a/gdb/testsuite/gdb.base/exprs.c +++ b/gdb/testsuite/gdb.base/exprs.c @@ -75,6 +75,11 @@ unsigned long v_unsigned_long_array[2]; float v_float_array[2]; double v_double_array[2]; + +/**** initialized array *******/ + +int v_int_array_init[2] = { 10, 20 }; + /**** pointers *******/ char *v_char_pointer; diff --git a/gdb/testsuite/gdb.base/exprs.exp b/gdb/testsuite/gdb.base/exprs.exp index 8c9762f4864..ca17bd23914 100644 --- a/gdb/testsuite/gdb.base/exprs.exp +++ b/gdb/testsuite/gdb.base/exprs.exp @@ -262,3 +262,11 @@ gdb_test "print v_int--" "\\$\[0-9\]* = 3" gdb_test "print --v_int" "\\$\[0-9\]* = 1" gdb_test "print v_int++ = 5" "Left operand of assignment is not an lvalue." gdb_test "print v_int-- = 5" "Left operand of assignment is not an lvalue." + +# initialized array +gdb_test {print v_int_array_init} { = \{10, 20\}} +gdb_test {print *v_int_array_init@1} { = \{10\}} +gdb_test {print *v_int_array_init@2} { = \{10, 20\}} +gdb_test {print v_int_array_init[0]@1} { = \{10\}} +gdb_test {print v_int_array_init[0]@2} { = \{10, 20\}} +gdb_test {print v_int_array_init[1]@1} { = \{20\}}