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author | Steven Bosscher <steven@gcc.gnu.org> | 2010-06-05 20:33:22 +0000 |
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committer | Steven Bosscher <steven@gcc.gnu.org> | 2010-06-05 20:33:22 +0000 |
commit | 39dabefd0e5e21b7829ec4ddf811ab19346983d7 (patch) | |
tree | 68de2ea9a7798604f2afa24cac397e87b3bf94d7 /gcc/c-gimplify.c | |
parent | ad06ee51fe9e658817b79f5db44a431fc1854288 (diff) | |
download | gcc-39dabefd0e5e21b7829ec4ddf811ab19346983d7.zip gcc-39dabefd0e5e21b7829ec4ddf811ab19346983d7.tar.gz gcc-39dabefd0e5e21b7829ec4ddf811ab19346983d7.tar.bz2 |
c-common.c: Move to c-family/.
gcc/ChangeLog:
* c-common.c: Move to c-family/.
* c-common.def: Likewise.
* c-common.h: Likewise.
* c-cppbuiltin.c: Likewise.
* c-dump.c: Likewise.
* c-format.c: Likewise.
* c-format.h : Likewise.
* c-gimplify.c: Likewise.
* c-lex.c: Likewise.
* c-omp.c: Likewise.
* c.opt: Likewise.
* c-opts.c: Likewise.
* c-pch.c: Likewise.
* c-ppoutput.c: Likewise.
* c-pragma.c: Likewise.
* c-pragma.h: Likewise.
* c-pretty-print.c: Likewise.
* c-pretty-print.h: Likewise.
* c-semantics.c: Likewise.
* stub-objc.c: Likewise.
* gengtype.c (get_file_langdir): Special-case files in c-family/.
(get_output_file_with_visibility): Fix name for c-common.h.
* c-config-lang.in: Update paths in gtfiles for files in c-family/.
* c-tree.h: Update include path for moved files.
* c-lang.c: Likewise.
* c-lang.h: Likewise.
* c-parser.c: Likewise.
* c-convert.c: Likewise.
* c-decl.c: Likewise.
* c-objc-common.c: Likewise.
* configure.ac: Make sure c-family/ exists in the build directory.
* configure: Regenerate.
* Makefile.in: Update paths for moved files. Regroup files per
location and update dependencies. Move generated_files down after
ALL_GTFILES_H.
* config/spu/spu-c.c: Update paths for moved files.
* config/mep/mep-pragma.c: Likewise.
* config/darwin-c.c: Likewise.
* config/i386/msformat-c.c: Likewise.
* config/i386/i386-c.c: Likewise.
* config/avr/avr-c.c: Likewise.
* config/sol2-c.c: Likewise.
* config/ia64/ia64-c.c: Likewise.
* config/rs6000/rs6000-c.c: Likewise.
* config/arm/arm.c: Likewise.
* config/arm/arm-c.c: Likewise.
* config/h8300/h8300.c: Likewise.
* config/v850/v850-c.c: Likewise.
* config/t-darwin: Fix dependencies for moved files.
* config/t-sol2: Fix dependencies for moved files.
* config/mep/t-mep: Fix dependencies for moved files.
* config/ia64/t-ia64: Fix dependencies for moved files.
* config/rs6000/t-rs6000: Fix dependencies for moved files.
* config/v850/t-v850: Fix dependencies for moved files.
* config/v850/t-v850e: Fix dependencies for moved files.
* config/m32c/m32c-pragma.c
* po/exgettext: Look in c-family/ also.
c-family/ChangeLog:
* c-common.c: Include gt-c-family-c-common.h.
* c-pragma.c: Include gt-c-family-c-pragma.h.
objc/ChangeLog:
* objc-act.c: Update include path for moved files.
* objc-lang.c: Likewise.
* config-lang.in: Update paths in gtfiles for files in c-family/.
objcp/ChangeLog:
* objcp-lang.c: Update include path for moved files.
* config-lang.in: Update paths in gtfiles for files in c-family/.
cp/ChangeLog:
* typeck.c: Update include path for moved files.
* decl.c: Likewise.
* rtti.c: Likewise.
* cp-gimplify.c: Likewise.
* cp-lang.c: Likewise.
* pt.c: Likewise.
* semantics.c: Likewise.
* cxx-pretty-print.h: Likewise.
* decl2.c: Likewise.
* parser.c: Likewise.
* cp-objcp-common.c: Likewise.
* cp-tree.h: Likewise.
* name-lookup.c: Likewise.
* lex.c: Likewise.
* name-lookup.h: Likewise.
* config-lang.in: Update paths in gtfiles for files in c-family/.
* Make-lang.in: Likewise.
From-SVN: r160330
Diffstat (limited to 'gcc/c-gimplify.c')
-rw-r--r-- | gcc/c-gimplify.c | 190 |
1 files changed, 0 insertions, 190 deletions
diff --git a/gcc/c-gimplify.c b/gcc/c-gimplify.c deleted file mode 100644 index 06963a0..0000000 --- a/gcc/c-gimplify.c +++ /dev/null @@ -1,190 +0,0 @@ -/* Tree lowering pass. This pass gimplifies the tree representation built - by the C-based front ends. The structure of gimplified, or - language-independent, trees is dictated by the grammar described in this - file. - Copyright (C) 2002, 2003, 2004, 2005, 2007, 2008, 2009, 2010 - Free Software Foundation, Inc. - Lowering of expressions contributed by Sebastian Pop <s.pop@laposte.net> - Re-written to support lowering of whole function trees, documentation - and miscellaneous cleanups by Diego Novillo <dnovillo@redhat.com> - -This file is part of GCC. - -GCC is free software; you can redistribute it and/or modify it under -the terms of the GNU General Public License as published by the Free -Software Foundation; either version 3, or (at your option) any later -version. - -GCC 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 GNU General Public License -for more details. - -You should have received a copy of the GNU General Public License -along with GCC; see the file COPYING3. If not see -<http://www.gnu.org/licenses/>. */ - -#include "config.h" -#include "system.h" -#include "coretypes.h" -#include "tm.h" -#include "tree.h" -#include "c-common.h" -#include "gimple.h" -#include "basic-block.h" -#include "tree-flow.h" -#include "tree-inline.h" -#include "diagnostic-core.h" -#include "langhooks.h" -#include "langhooks-def.h" -#include "flags.h" -#include "toplev.h" -#include "tree-dump.h" -#include "c-pretty-print.h" -#include "cgraph.h" - - -/* The gimplification pass converts the language-dependent trees - (ld-trees) emitted by the parser into language-independent trees - (li-trees) that are the target of SSA analysis and transformations. - - Language-independent trees are based on the SIMPLE intermediate - representation used in the McCAT compiler framework: - - "Designing the McCAT Compiler Based on a Family of Structured - Intermediate Representations," - L. Hendren, C. Donawa, M. Emami, G. Gao, Justiani, and B. Sridharan, - Proceedings of the 5th International Workshop on Languages and - Compilers for Parallel Computing, no. 757 in Lecture Notes in - Computer Science, New Haven, Connecticut, pp. 406-420, - Springer-Verlag, August 3-5, 1992. - - http://www-acaps.cs.mcgill.ca/info/McCAT/McCAT.html - - Basically, we walk down gimplifying the nodes that we encounter. As we - walk back up, we check that they fit our constraints, and copy them - into temporaries if not. */ - -/* Gimplification of statement trees. */ - -/* Convert the tree representation of FNDECL from C frontend trees to - GENERIC. */ - -void -c_genericize (tree fndecl) -{ - FILE *dump_orig; - int local_dump_flags; - struct cgraph_node *cgn; - - /* Dump the C-specific tree IR. */ - dump_orig = dump_begin (TDI_original, &local_dump_flags); - if (dump_orig) - { - fprintf (dump_orig, "\n;; Function %s", - lang_hooks.decl_printable_name (fndecl, 2)); - fprintf (dump_orig, " (%s)\n", - (!DECL_ASSEMBLER_NAME_SET_P (fndecl) ? "null" - : IDENTIFIER_POINTER (DECL_ASSEMBLER_NAME (fndecl)))); - fprintf (dump_orig, ";; enabled by -%s\n", dump_flag_name (TDI_original)); - fprintf (dump_orig, "\n"); - - if (local_dump_flags & TDF_RAW) - dump_node (DECL_SAVED_TREE (fndecl), - TDF_SLIM | local_dump_flags, dump_orig); - else - print_c_tree (dump_orig, DECL_SAVED_TREE (fndecl)); - fprintf (dump_orig, "\n"); - - dump_end (TDI_original, dump_orig); - } - - /* Dump all nested functions now. */ - cgn = cgraph_node (fndecl); - for (cgn = cgn->nested; cgn ; cgn = cgn->next_nested) - c_genericize (cgn->decl); -} - -static void -add_block_to_enclosing (tree block) -{ - unsigned i; - tree enclosing; - gimple bind; - VEC(gimple, heap) *stack = gimple_bind_expr_stack (); - - for (i = 0; VEC_iterate (gimple, stack, i, bind); i++) - if (gimple_bind_block (bind)) - break; - - enclosing = gimple_bind_block (bind); - BLOCK_SUBBLOCKS (enclosing) = chainon (BLOCK_SUBBLOCKS (enclosing), block); -} - -/* Genericize a scope by creating a new BIND_EXPR. - BLOCK is either a BLOCK representing the scope or a chain of _DECLs. - In the latter case, we need to create a new BLOCK and add it to the - BLOCK_SUBBLOCKS of the enclosing block. - BODY is a chain of C _STMT nodes for the contents of the scope, to be - genericized. */ - -tree -c_build_bind_expr (location_t loc, tree block, tree body) -{ - tree decls, bind; - - if (block == NULL_TREE) - decls = NULL_TREE; - else if (TREE_CODE (block) == BLOCK) - decls = BLOCK_VARS (block); - else - { - decls = block; - if (DECL_ARTIFICIAL (decls)) - block = NULL_TREE; - else - { - block = make_node (BLOCK); - BLOCK_VARS (block) = decls; - add_block_to_enclosing (block); - } - } - - if (!body) - body = build_empty_stmt (loc); - if (decls || block) - { - bind = build3 (BIND_EXPR, void_type_node, decls, body, block); - TREE_SIDE_EFFECTS (bind) = 1; - SET_EXPR_LOCATION (bind, loc); - } - else - bind = body; - - return bind; -} - -/* Gimplification of expression trees. */ - -/* Do C-specific gimplification on *EXPR_P. PRE_P and POST_P are as in - gimplify_expr. */ - -int -c_gimplify_expr (tree *expr_p, gimple_seq *pre_p ATTRIBUTE_UNUSED, - gimple_seq *post_p ATTRIBUTE_UNUSED) -{ - enum tree_code code = TREE_CODE (*expr_p); - - /* This is handled mostly by gimplify.c, but we have to deal with - not warning about int x = x; as it is a GCC extension to turn off - this warning but only if warn_init_self is zero. */ - if (code == DECL_EXPR - && TREE_CODE (DECL_EXPR_DECL (*expr_p)) == VAR_DECL - && !DECL_EXTERNAL (DECL_EXPR_DECL (*expr_p)) - && !TREE_STATIC (DECL_EXPR_DECL (*expr_p)) - && (DECL_INITIAL (DECL_EXPR_DECL (*expr_p)) == DECL_EXPR_DECL (*expr_p)) - && !warn_init_self) - TREE_NO_WARNING (DECL_EXPR_DECL (*expr_p)) = 1; - - return GS_UNHANDLED; -} |