8sa1-gcc/gcc/ada/ada-tree.def
Jeffrey D. Oldham 6615c44615 alias.c (find_base_decl): Remove unreachable case '3' block.
2004-09-17  Jeffrey D. Oldham  <oldham@codesourcery.com>
	    Zack Weinberg  <zack@codesourcery.com>

	* alias.c (find_base_decl): Remove unreachable case '3' block.
	* expr.c (safe_from_p): Abort if passed a type.
	* tree-gimple.c (recalculate_side_effects): Abort if passed
	anything other than an expression.
	* tree-ssa-pre.c (phi_translate): Return expr immediately if
	is_gimple_min_invariant is true for it.  Reorder cases for clarity.
	Abort on un-handled tree classes.
	(valid_in_set): Likewise.
	* tree.c (tree_code_class_strings): New static data.

	* tree.h (enum tree_code_class): New.
	(tree_code_class_strings): Declare.
	(TREE_CODE_CLASS_STRING, EXCEPTIONAL_CLASS_P, CONSTANT_CLASS_P)
	(REFERENCE_CLASS_P, COMPARISON_CLASS_P, UNARY_CLASS_P, BINARY_CLASS_P)
	(STATEMENT_CLASS_P, EXPRESSION_CLASS_P, IS_TYPE_OR_DECL_P): New macros.
	(TYPE_P, DECL_P, IS_NON_TYPE_CODE_CLASS, IS_EXPR_CODE_CLASS)
	(checking macros, EXPR_LOCATION, SET_EXPR_LOCATION, EXPR_LOCUS): Update.

	* tree.def, c-common.def, objc/objc-tree.def: Use
	tree_code_class enumeration constants instead of code letters.

	* alias.c, builtins.c, c-common.c, c-format.c, c-lang.c, c-pragma.c
	* c-typeck.c, cgraphunit.c, convert.c, dbxout.c, dwarf2out.c
	* emit-rtl.c expr.c, fold-const.c, gimplify.c, lambda-code.c
	* langhooks.c, langhooks.h, predict.c, print-tree.c, reload1.c, stmt.c
	* tree-browser.c, tree-cfg.c, tree-chrec.c, tree-complex.c, tree-dfa.c
	* tree-dump.c, tree-eh.c, tree-gimple.c, tree-inline.c, tree-nested.c
	* tree-outof-ssa.c, tree-pretty-print.c, tree-sra.c, tree-ssa-ccp.c
	* tree-ssa-dce.c, tree-ssa-dom.c, tree-ssa-forwprop.c, tree-ssa-live.c
	* tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c
	* tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-propagate.c
	* tree-ssa.c, tree-ssanames.c, tree-tailcall.c, tree.c, varasm.c
	* config/sol2-c.c, config/arm/arm.c, config/i386/winnt.c
	* config/pa/pa.c, config/pa/pa.h, config/sh/sh.c, objc/objc-lang.c
	Update to match.

	* LANGUAGES: Add note about change.

ada:
	* ada-tree.def: Use tree_code_class enumeration constants
	instead of code letters.
	* ada-tree.h, decl.c, misc.c, trans.c, utils.c, utils2.c:
	Update for new tree-class enumeration constants.

cp:
	* cp-tree.def: Use tree_code_class enumeration constants
	instead of code letters.
	* call.c, class.c, cp-gimplify.c, cp-lang.c, cxx-pretty-print.c
	* mangle.c, pt.c, semantics.c, tree.c, typeck.c:
	Update for new tree-class enumeration constants.

fortran:
	* f95-lang.c, trans-expr.c, trans.c: Update for new tree-class
	enumeration constants.

java:
	* java-tree.def: Use tree_code_class enumeration constants
	instead of code letters.
	* java-gimplify.c, jcf-write.c, lang.c, parse.y: Update for
	new tree-class enumeration constants.

treelang:
	* treetree.c: Update for new tree-class enumeration constants.

From-SVN: r87675
2004-09-17 21:55:02 +00:00

86 lines
4.9 KiB
Modula-2

/****************************************************************************
* *
* GNAT COMPILER COMPONENTS *
* *
* GNAT-SPECIFIC GCC TREE CODES *
* *
* Specification *
* *
* Copyright (C) 1992-2004 Free Software Foundation, Inc. *
* *
* GNAT is free software; you can redistribute it and/or modify it under *
* terms of the GNU General Public License as published by the Free Soft- *
* ware Foundation; either version 2, or (at your option) any later ver- *
* sion. GNAT is distributed in the hope that it will be useful, but WITH- *
* OUT 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 distributed with GNAT; see file COPYING. If not, write *
* to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, *
* MA 02111-1307, USA. *
* *
* GNAT was originally developed by the GNAT team at New York University. *
* Extensive contributions were provided by Ada Core Technologies Inc. *
* *
****************************************************************************/
/* A type that is an unconstrained array itself. This node is never passed
to GCC. TREE_TYPE is the type of the fat pointer and TYPE_OBJECT_RECORD_TYPE
is the type of a record containing the template and data. */
DEFTREECODE (UNCONSTRAINED_ARRAY_TYPE, "unconstrained_array_type", tcc_type, 0)
/* A reference to an unconstrained array. This node only exists as an
intermediate node during the translation of a GNAT tree to a GCC tree;
it is never passed to GCC. The only field used is operand 0, which
is the fat pointer object. */
DEFTREECODE (UNCONSTRAINED_ARRAY_REF, "unconstrained_array_ref",
tcc_reference, 1)
/* An expression that returns an RTL suitable for its type. Operand 0
is an expression to be evaluated for side effects only. */
DEFTREECODE (NULL_EXPR, "null_expr", tcc_expression, 1)
/* Same as ADDR_EXPR, except that if the operand represents a bit field,
return the address of the byte containing the bit. This is used
for the 'Address attribute and never shows up in the tree. */
DEFTREECODE (ATTR_ADDR_EXPR, "attr_addr_expr", tcc_reference, 1)
/* Here are the tree codes for the statement types known to Ada. These
must be at the end of this file to allow IS_ADA_STMT to work. */
/* This is how record_code_position and insert_code_for work. The former
makes this tree node, whose operand is a statement. The latter inserts
the actual statements into this node. Gimplification consists of
just returning the inner statement. */
DEFTREECODE (STMT_STMT, "stmt_stmt", tcc_statement, 1)
/* A loop. LOOP_STMT_TOP_COND and LOOP_STMT_BOT_COND are the tests to exit a
loop at the top and bottom, respectively. LOOP_STMT_UPDATE is the statement
to update the loop iterator at the continue point. LOOP_STMT_BODY are the
statements in the body of the loop. LOOP_STMT_LABEL points to the LABEL_DECL
of the end label of the loop. */
DEFTREECODE (LOOP_STMT, "loop_stmt", tcc_statement, 5)
/* Conditionally exit a loop. EXIT_STMT_COND is the condition, which, if
true, will cause the loop to be exited. If no condition is specified,
the loop is unconditionally exited. EXIT_STMT_LABEL is the end label
corresponding to the loop to exit. */
DEFTREECODE (EXIT_STMT, "exit_stmt", tcc_statement, 2)
/* A exception region. REGION_STMT_BODY is the statement to be executed
inside the region. REGION_STMT_HANDLE is a statement that represents
the exception handlers (usually a BLOCK_STMT of HANDLE_STMTs).
REGION_STMT_BLOCK is the BLOCK node for the declarative region, if any. */
DEFTREECODE (REGION_STMT, "region_stmt", tcc_statement, 3)
/* An exception handler. HANDLER_STMT_ARG is the value to pass to
expand_start_catch, HANDLER_STMT_LIST is the list of statements for the
handler itself, and HANDLER_STMT_BLOCK is the BLOCK node for this
binding. */
DEFTREECODE (HANDLER_STMT, "handler_stmt", tcc_statement, 3)
/* A statement that emits a USE for its single operand. */
DEFTREECODE (USE_STMT, "use_expr", tcc_statement, 1)