Add support for the Rust language
This patch adds support for the Rust language. 2016-05-17 Tom Tromey <tom@tromey.com> Manish Goregaokar <manishsmail@gmail.com> * symtab.c (symbol_find_demangled_name): Handle Rust. * symfile.c (init_filename_language_table): Treat ".rs" as Rust. * std-operator.def (STRUCTOP_ANONYMOUS, OP_RUST_ARRAY): New constants. * rust-lang.h: New file. * rust-lang.c: New file. * rust-exp.y: New file. * dwarf2read.c (read_file_scope): Add Rust producer sniffing. (dwarf2_compute_name, read_func_scope, read_structure_type) (read_base_type, read_subrange_type, set_cu_language) (new_symbol_full, determine_prefix): Handle Rust. * defs.h (enum language) <language_rust>: New constant. * Makefile.in (SFILES): Add rust-exp.y, rust-lang.c. (COMMON_OBS): Add rust-exp.o, rust-lang.o. 2016-05-17 Tom Tromey <tom@tromey.com> * gdb.base/default.exp (set language): Add rust.
This commit is contained in:
Tom Tromey
parent
00272ec4b0
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c44af4ebc0
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@ -1,3 +1,21 @@
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2016-05-17 Tom Tromey <tom@tromey.com>
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Manish Goregaokar <manishsmail@gmail.com>
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* symtab.c (symbol_find_demangled_name): Handle Rust.
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* symfile.c (init_filename_language_table): Treat ".rs" as Rust.
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* std-operator.def (STRUCTOP_ANONYMOUS, OP_RUST_ARRAY): New
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constants.
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* rust-lang.h: New file.
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* rust-lang.c: New file.
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* rust-exp.y: New file.
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* dwarf2read.c (read_file_scope): Add Rust producer sniffing.
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(dwarf2_compute_name, read_func_scope, read_structure_type)
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(read_base_type, read_subrange_type, set_cu_language)
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(new_symbol_full, determine_prefix): Handle Rust.
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* defs.h (enum language) <language_rust>: New constant.
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* Makefile.in (SFILES): Add rust-exp.y, rust-lang.c.
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(COMMON_OBS): Add rust-exp.o, rust-lang.o.
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2016-05-17 Tom Tromey <tom@tromey.com>
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* valprint.h (struct generic_val_print_array) <array_start,
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@ -869,6 +869,7 @@ SFILES = ada-exp.y ada-lang.c ada-typeprint.c ada-valprint.c ada-tasks.c \
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proc-service.list progspace.c \
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prologue-value.c psymtab.c \
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regcache.c reggroups.c remote.c remote-fileio.c remote-notif.c reverse.c \
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rust-exp.y rust-lang.c \
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selftest.c sentinel-frame.c \
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serial.c ser-base.c ser-unix.c ser-event.c skip.c \
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solib.c solib-target.c source.c \
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@ -1074,6 +1075,7 @@ COMMON_OBS = $(DEPFILES) $(CONFIG_OBS) $(YYOBJ) \
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gnu-v2-abi.o gnu-v3-abi.o cp-abi.o cp-support.o \
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cp-namespace.o d-namespace.o \
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reggroups.o \
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rust-exp.o rust-lang.o \
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trad-frame.o \
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tramp-frame.o \
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solib.o solib-target.o \
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@ -212,6 +212,7 @@ enum language
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language_pascal, /* Pascal */
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language_ada, /* Ada */
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language_opencl, /* OpenCL */
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language_rust, /* Rust */
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language_minimal, /* All other languages, minimal support only */
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nr_languages
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};
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@ -8462,7 +8462,8 @@ dwarf2_compute_name (const char *name,
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/* These are the only languages we know how to qualify names in. */
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if (name != NULL
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&& (cu->language == language_cplus || cu->language == language_java
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|| cu->language == language_fortran || cu->language == language_d))
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|| cu->language == language_fortran || cu->language == language_d
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|| cu->language == language_rust))
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{
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if (die_needs_namespace (die, cu))
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{
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@ -11475,7 +11476,8 @@ read_func_scope (struct die_info *die, struct dwarf2_cu *cu)
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/* For C++, set the block's scope. */
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if ((cu->language == language_cplus
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|| cu->language == language_fortran
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|| cu->language == language_d)
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|| cu->language == language_d
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|| cu->language == language_rust)
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&& cu->processing_has_namespace_info)
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block_set_scope (block, determine_prefix (die, cu),
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&objfile->objfile_obstack);
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@ -13147,7 +13149,8 @@ read_structure_type (struct die_info *die, struct dwarf2_cu *cu)
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{
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if (cu->language == language_cplus
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|| cu->language == language_java
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|| cu->language == language_d)
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|| cu->language == language_d
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|| cu->language == language_rust)
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{
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const char *full_name = dwarf2_full_name (name, die, cu);
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@ -14776,7 +14779,8 @@ read_base_type (struct die_info *die, struct dwarf2_cu *cu)
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case DW_ATE_unsigned_char:
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if (cu->language == language_ada || cu->language == language_m2
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|| cu->language == language_pascal
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|| cu->language == language_fortran)
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|| cu->language == language_fortran
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|| cu->language == language_rust)
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code = TYPE_CODE_CHAR;
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type_flags |= TYPE_FLAG_UNSIGNED;
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break;
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@ -14950,6 +14954,7 @@ read_subrange_type (struct die_info *die, struct dwarf2_cu *cu)
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case language_d:
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case language_java:
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case language_objc:
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case language_rust:
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low.data.const_val = 0;
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low_default_is_valid = (cu->header.version >= 4);
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break;
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@ -17038,6 +17043,10 @@ set_cu_language (unsigned int lang, struct dwarf2_cu *cu)
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case DW_LANG_ObjC:
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cu->language = language_objc;
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break;
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case DW_LANG_Rust:
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case DW_LANG_Rust_old:
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cu->language = language_rust;
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break;
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case DW_LANG_Cobol74:
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case DW_LANG_Cobol85:
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default:
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@ -18601,7 +18610,8 @@ new_symbol_full (struct die_info *die, struct type *type, struct dwarf2_cu *cu,
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if (cu->language == language_cplus
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|| cu->language == language_java
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|| cu->language == language_ada
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|| cu->language == language_d)
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|| cu->language == language_d
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|| cu->language == language_rust)
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{
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/* The symbol's name is already allocated along
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with this objfile, so we don't need to
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@ -19274,7 +19284,8 @@ determine_prefix (struct die_info *die, struct dwarf2_cu *cu)
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char *retval;
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if (cu->language != language_cplus && cu->language != language_java
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&& cu->language != language_fortran && cu->language != language_d)
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&& cu->language != language_fortran && cu->language != language_d
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&& cu->language != language_rust)
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return "";
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retval = anonymous_struct_prefix (die, cu);
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File diff suppressed because it is too large
Load Diff
File diff suppressed because it is too large
Load Diff
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@ -0,0 +1,50 @@
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/* Rust language support definitions for GDB, the GNU debugger.
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Copyright (C) 2016 Free Software Foundation, Inc.
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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#ifndef RUST_LANG_H
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#define RUST_LANG_H
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struct parser_state;
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struct type;
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/* The la_parser implementation for Rust. */
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extern int rust_parse (struct parser_state *);
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/* The la_error implementation for Rust. */
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extern void rustyyerror (char *);
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/* Return true if TYPE is a tuple type; otherwise false. */
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extern int rust_tuple_type_p (struct type *type);
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/* Return true if TYPE is a tuple struct type; otherwise false. */
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extern int rust_tuple_struct_type_p (struct type *type);
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/* Given a block, find the name of the block's crate. The name must
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be freed by the caller. Returns NULL if no crate name can be
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found. */
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extern char *rust_crate_for_block (const struct block *block);
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/* Create a new slice type. NAME is the name of the type. ELT_TYPE
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is the type of the elements of the slice. USIZE_TYPE is the Rust
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"usize" type to use. The new type is allocated whereever ELT_TYPE
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is allocated. */
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struct type *rust_slice_type (const char *name, struct type *elt_type,
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struct type *usize_type);
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#endif /* RUST_LANG_H */
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@ -266,6 +266,9 @@ OP (OP_M2_STRING) /* Modula-2 string constants */
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OP (STRUCTOP_STRUCT)
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OP (STRUCTOP_PTR)
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/* Anonymous field access, e.g. "foo.3". Used in Rust. */
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OP (STRUCTOP_ANONYMOUS)
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/* C++: OP_THIS is just a placeholder for the class instance variable.
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It just comes in a tight (OP_THIS, OP_THIS) pair. */
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OP (OP_THIS)
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@ -312,3 +315,7 @@ OP (OP_DECLTYPE)
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/* The typeid operator. This has one expression argument. */
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OP (OP_TYPEID)
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/* This is used for the Rust [expr; N] form of array construction. It
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takes two expression arguments. */
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OP (OP_RUST_ARRAY)
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@ -2864,6 +2864,7 @@ init_filename_language_table (void)
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add_filename_language (".a", language_ada);
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add_filename_language (".ada", language_ada);
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add_filename_language (".dg", language_ada);
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add_filename_language (".rs", language_rust);
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}
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}
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@ -763,6 +763,7 @@ symbol_find_demangled_name (struct general_symbol_info *gsymbol,
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}
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}
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if (gsymbol->language == language_cplus
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|| gsymbol->language == language_rust
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|| gsymbol->language == language_auto)
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{
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demangled =
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@ -1,3 +1,7 @@
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2016-05-17 Tom Tromey <tom@tromey.com>
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* gdb.base/default.exp (set language): Add rust.
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2016-05-17 Tom Tromey <tom@tromey.com>
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* gdb.gdb/unittest.exp: New file.
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@ -511,7 +511,7 @@ gdb_test "set history size" "Argument required .integer to set it to.*" "set his
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#test set history
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gdb_test "set history" "\"set history\" must be followed by the name of a history subcommand.(\[^\r\n\]*\[\r\n\])+List of set history subcommands:(\[^\r\n\]*\[\r\n\])+set history expansion -- Set history expansion on command input(\[^\r\n\]*\[\r\n\])+set history filename -- Set the filename in which to record the command history(\[^\r\n\]*\[\r\n\])+set history save -- Set saving of the history record on exit(\[^\r\n\]*\[\r\n\])+set history size -- Set the size of the command history(\[^\r\n\]*\[\r\n\])+Type \"help set history\" followed by set history subcommand name for full documentation.(\[^\r\n\]*\[\r\n\])+Command name abbreviations are allowed if unambiguous." "set history"
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#test set language
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gdb_test "set language" "Requires an argument. Valid arguments are auto, local, unknown, ada, c, c.., asm, minimal, d, fortran, objective-c, go, java, modula-2, opencl, pascal." "set language"
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gdb_test "set language" "Requires an argument. Valid arguments are auto, local, unknown, ada, c, c.., asm, minimal, d, fortran, objective-c, go, java, modula-2, opencl, pascal, rust." "set language"
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#test set listsize
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gdb_test "set listsize" "Argument required .integer to set it to.*" "set listsize"
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#test set print "p" abbreviation
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