diff options
Diffstat (limited to 'libiberty/cp-demangle.c')
| -rw-r--r-- | libiberty/cp-demangle.c | 62 |
1 files changed, 50 insertions, 12 deletions
diff --git a/libiberty/cp-demangle.c b/libiberty/cp-demangle.c index 136dc723d2e..162aafca78e 100644 --- a/libiberty/cp-demangle.c +++ b/libiberty/cp-demangle.c @@ -1,5 +1,5 @@ /* Demangler for IA64 / g++ V3 ABI. - Copyright (C) 2000, 2001 Free Software Foundation, Inc. + Copyright (C) 2000, 2001, 2002 Free Software Foundation, Inc. Written by Alex Samuel <samuel@codesourcery.com>. This file is part of GNU CC. @@ -9,6 +9,15 @@ the Free Software Foundation; either version 2 of the License, or (at your option) any later version. + In addition to the permissions in the GNU General Public License, the + Free Software Foundation gives you unlimited permission to link the + compiled version of this file into combinations with other programs, + and to distribute those combinations without any restriction coming + from the use of this file. (The General Public License restrictions + do apply in other respects; for example, they cover modification of + the file, and distribution when not linked into a combined + executable.) + This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the @@ -889,7 +898,7 @@ static status_t demangle_number_literally static status_t demangle_identifier PARAMS ((demangling_t, int, dyn_string_t)); static status_t demangle_operator_name - PARAMS ((demangling_t, int, int *)); + PARAMS ((demangling_t, int, int *, int *)); static status_t demangle_nv_offset PARAMS ((demangling_t)); static status_t demangle_v_offset @@ -1316,7 +1325,7 @@ demangle_unqualified_name (dm, suppress_return_type) if (peek == 'c' && peek_char_next (dm) == 'v') *suppress_return_type = 1; - RETURN_IF_ERROR (demangle_operator_name (dm, 0, &num_args)); + RETURN_IF_ERROR (demangle_operator_name (dm, 0, &num_args, NULL)); } else if (peek == 'C' || peek == 'D') { @@ -1492,7 +1501,9 @@ demangle_identifier (dm, length, identifier) /* Demangles and emits an <operator-name>. If SHORT_NAME is non-zero, the short form is emitted; otherwise the full source form (`operator +' etc.) is emitted. *NUM_ARGS is set to the number of - operands that the operator takes. + operands that the operator takes. If TYPE_ARG is non-NULL, + *TYPE_ARG is set to 1 if the first argument is a type and 0 + otherwise. <operator-name> ::= nw # new @@ -1542,15 +1553,17 @@ demangle_identifier (dm, length, identifier) ::= cl # () ::= ix # [] ::= qu # ? - ::= sz # sizeof + ::= st # sizeof (a type) + ::= sz # sizeof (an expression) ::= cv <type> # cast ::= v [0-9] <source-name> # vendor extended operator */ static status_t -demangle_operator_name (dm, short_name, num_args) +demangle_operator_name (dm, short_name, num_args, type_arg) demangling_t dm; int short_name; int *num_args; + int *type_arg; { struct operator_code { @@ -1624,6 +1637,10 @@ demangle_operator_name (dm, short_name, num_args) DEMANGLE_TRACE ("operator-name", dm); + /* Assume the first argument is not a type. */ + if (type_arg) + *type_arg = 0; + /* Is this a vendor-extended operator? */ if (c0 == 'v' && IS_DIGIT (c1)) { @@ -1643,6 +1660,16 @@ demangle_operator_name (dm, short_name, num_args) return STATUS_OK; } + /* Is it the sizeof variant that takes a type? */ + if (c0 == 's' && c1 == 't') + { + RETURN_IF_ERROR (result_add (dm, " sizeof")); + *num_args = 1; + if (type_arg) + *type_arg = 1; + return STATUS_OK; + } + /* Perform a binary search for the operator code. */ while (1) { @@ -3145,6 +3172,7 @@ demangle_expression (dm) /* An operator expression. */ { int num_args; + int type_arg; status_t status = STATUS_OK; dyn_string_t operator_name; @@ -3152,7 +3180,8 @@ demangle_expression (dm) operations in infix notation, capture the operator name first. */ RETURN_IF_ERROR (result_push (dm)); - RETURN_IF_ERROR (demangle_operator_name (dm, 1, &num_args)); + RETURN_IF_ERROR (demangle_operator_name (dm, 1, &num_args, + &type_arg)); operator_name = (dyn_string_t) result_pop (dm); /* If it's binary, do an operand first. */ @@ -3173,7 +3202,10 @@ demangle_expression (dm) /* Emit its second (if binary) or only (if unary) operand. */ RETURN_IF_ERROR (result_add_char (dm, '(')); - RETURN_IF_ERROR (demangle_expression (dm)); + if (type_arg) + RETURN_IF_ERROR (demangle_type (dm)); + else + RETURN_IF_ERROR (demangle_expression (dm)); RETURN_IF_ERROR (result_add_char (dm, ')')); /* The ternary operator takes a third operand. */ @@ -3568,7 +3600,7 @@ cp_demangle_type (type_name, result) return status; } -#ifdef IN_LIBGCC2 +#if defined(IN_LIBGCC2) || defined(IN_GLIBCPP_V3) extern char *__cxa_demangle PARAMS ((const char *, char *, size_t *, int *)); /* ia64 ABI-mandated entry point in the C++ runtime library for performing @@ -3676,7 +3708,7 @@ __cxa_demangle (mangled_name, output_buffer, length, status) } } -#else /* !IN_LIBGCC2 */ +#else /* ! (IN_LIBGCC2 || IN_GLIBCPP_V3) */ /* Variant entry point for integration with the existing cplus-dem demangler. Attempts to demangle MANGLED. If the demangling @@ -3837,11 +3869,15 @@ java_demangle_v3 (mangled) free (cplus_demangled); - return_value = dyn_string_release (demangled); + if (demangled) + return_value = dyn_string_release (demangled); + else + return_value = NULL; + return return_value; } -#endif /* IN_LIBGCC2 */ +#endif /* IN_LIBGCC2 || IN_GLIBCPP_V3 */ /* Demangle NAME in the G++ V3 ABI demangling style, and return either @@ -3881,6 +3917,7 @@ demangle_v3_with_details (name) } +#ifndef IN_GLIBCPP_V3 /* Return non-zero iff NAME is the mangled form of a constructor name in the G++ V3 ABI demangling style. Specifically, return: - '1' if NAME is a complete object constructor, @@ -3923,6 +3960,7 @@ is_gnu_v3_mangled_dtor (name) else return 0; } +#endif /* IN_GLIBCPP_V3 */ #ifdef STANDALONE_DEMANGLER |