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/*
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* Copyright 1998-2007 Sun Microsystems, Inc. All Rights Reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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* CA 95054 USA or visit www.sun.com if you need additional information or
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* have any questions.
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*
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*/
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// output_h.cpp - Class HPP file output routines for architecture definition
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#include "adlc.hpp"
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// Generate the #define that describes the number of registers.
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static void defineRegCount(FILE *fp, RegisterForm *registers) {
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if (registers) {
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int regCount = AdlcVMDeps::Physical + registers->_rdefs.count();
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fprintf(fp,"\n");
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fprintf(fp,"// the number of reserved registers + machine registers.\n");
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fprintf(fp,"#define REG_COUNT %d\n", regCount);
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}
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}
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// Output enumeration of machine register numbers
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// (1)
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// // Enumerate machine registers starting after reserved regs.
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// // in the order of occurrence in the register block.
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// enum MachRegisterNumbers {
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// EAX_num = 0,
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// ...
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// _last_Mach_Reg
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// }
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void ArchDesc::buildMachRegisterNumbers(FILE *fp_hpp) {
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if (_register) {
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RegDef *reg_def = NULL;
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// Output a #define for the number of machine registers
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defineRegCount(fp_hpp, _register);
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// Count all the Save_On_Entry and Always_Save registers
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int saved_on_entry = 0;
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int c_saved_on_entry = 0;
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_register->reset_RegDefs();
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while( (reg_def = _register->iter_RegDefs()) != NULL ) {
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if( strcmp(reg_def->_callconv,"SOE") == 0 ||
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strcmp(reg_def->_callconv,"AS") == 0 ) ++saved_on_entry;
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if( strcmp(reg_def->_c_conv,"SOE") == 0 ||
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strcmp(reg_def->_c_conv,"AS") == 0 ) ++c_saved_on_entry;
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}
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fprintf(fp_hpp, "\n");
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fprintf(fp_hpp, "// the number of save_on_entry + always_saved registers.\n");
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fprintf(fp_hpp, "#define MAX_SAVED_ON_ENTRY_REG_COUNT %d\n", max(saved_on_entry,c_saved_on_entry));
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fprintf(fp_hpp, "#define SAVED_ON_ENTRY_REG_COUNT %d\n", saved_on_entry);
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fprintf(fp_hpp, "#define C_SAVED_ON_ENTRY_REG_COUNT %d\n", c_saved_on_entry);
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// (1)
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// Build definition for enumeration of register numbers
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fprintf(fp_hpp, "\n");
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fprintf(fp_hpp, "// Enumerate machine register numbers starting after reserved regs.\n");
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fprintf(fp_hpp, "// in the order of occurrence in the register block.\n");
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fprintf(fp_hpp, "enum MachRegisterNumbers {\n");
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// Output the register number for each register in the allocation classes
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_register->reset_RegDefs();
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int i = 0;
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while( (reg_def = _register->iter_RegDefs()) != NULL ) {
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fprintf(fp_hpp," %s_num,\t\t// %d\n", reg_def->_regname, i++);
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}
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// Finish defining enumeration
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fprintf(fp_hpp, " _last_Mach_Reg\t// %d\n", i);
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fprintf(fp_hpp, "};\n");
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}
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fprintf(fp_hpp, "\n// Size of register-mask in ints\n");
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fprintf(fp_hpp, "#define RM_SIZE %d\n",RegisterForm::RegMask_Size());
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fprintf(fp_hpp, "// Unroll factor for loops over the data in a RegMask\n");
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fprintf(fp_hpp, "#define FORALL_BODY ");
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int len = RegisterForm::RegMask_Size();
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for( int i = 0; i < len; i++ )
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fprintf(fp_hpp, "BODY(%d) ",i);
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fprintf(fp_hpp, "\n\n");
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fprintf(fp_hpp,"class RegMask;\n");
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// All RegMasks are declared "extern const ..." in ad_<arch>.hpp
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// fprintf(fp_hpp,"extern RegMask STACK_OR_STACK_SLOTS_mask;\n\n");
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}
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// Output enumeration of machine register encodings
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// (2)
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// // Enumerate machine registers starting after reserved regs.
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// // in the order of occurrence in the alloc_class(es).
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// enum MachRegisterEncodes {
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// EAX_enc = 0x00,
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// ...
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// }
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void ArchDesc::buildMachRegisterEncodes(FILE *fp_hpp) {
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if (_register) {
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RegDef *reg_def = NULL;
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RegDef *reg_def_next = NULL;
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// (2)
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// Build definition for enumeration of encode values
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fprintf(fp_hpp, "\n");
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fprintf(fp_hpp, "// Enumerate machine registers starting after reserved regs.\n");
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fprintf(fp_hpp, "// in the order of occurrence in the alloc_class(es).\n");
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fprintf(fp_hpp, "enum MachRegisterEncodes {\n");
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// Output the register encoding for each register in the allocation classes
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_register->reset_RegDefs();
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reg_def_next = _register->iter_RegDefs();
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while( (reg_def = reg_def_next) != NULL ) {
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reg_def_next = _register->iter_RegDefs();
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fprintf(fp_hpp," %s_enc = %s%s\n",
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reg_def->_regname, reg_def->register_encode(), reg_def_next == NULL? "" : "," );
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}
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// Finish defining enumeration
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fprintf(fp_hpp, "};\n");
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} // Done with register form
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}
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// Declare an array containing the machine register names, strings.
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static void declareRegNames(FILE *fp, RegisterForm *registers) {
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if (registers) {
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// fprintf(fp,"\n");
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// fprintf(fp,"// An array of character pointers to machine register names.\n");
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// fprintf(fp,"extern const char *regName[];\n");
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}
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}
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// Declare an array containing the machine register sizes in 32-bit words.
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void ArchDesc::declareRegSizes(FILE *fp) {
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// regSize[] is not used
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}
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// Declare an array containing the machine register encoding values
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static void declareRegEncodes(FILE *fp, RegisterForm *registers) {
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if (registers) {
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// // //
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// fprintf(fp,"\n");
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// fprintf(fp,"// An array containing the machine register encode values\n");
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// fprintf(fp,"extern const char regEncode[];\n");
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}
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}
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// ---------------------------------------------------------------------------
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//------------------------------Utilities to build Instruction Classes--------
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// ---------------------------------------------------------------------------
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static void out_RegMask(FILE *fp) {
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fprintf(fp," virtual const RegMask &out_RegMask() const;\n");
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}
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// ---------------------------------------------------------------------------
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//--------Utilities to build MachOper and MachNode derived Classes------------
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// ---------------------------------------------------------------------------
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//------------------------------Utilities to build Operand Classes------------
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static void in_RegMask(FILE *fp) {
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fprintf(fp," virtual const RegMask *in_RegMask(int index) const;\n");
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}
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static void declare_hash(FILE *fp) {
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fprintf(fp," virtual uint hash() const;\n");
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}
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static void declare_cmp(FILE *fp) {
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fprintf(fp," virtual uint cmp( const MachOper &oper ) const;\n");
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}
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static void declareConstStorage(FILE *fp, FormDict &globals, OperandForm *oper) {
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int i = 0;
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Component *comp;
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if (oper->num_consts(globals) == 0) return;
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// Iterate over the component list looking for constants
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oper->_components.reset();
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if ((comp = oper->_components.iter()) == NULL) {
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assert(oper->num_consts(globals) == 1, "Bad component list detected.\n");
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const char *type = oper->ideal_type(globals);
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if (!strcmp(type, "ConI")) {
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if (i > 0) fprintf(fp,", ");
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fprintf(fp," int32 _c%d;\n", i);
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}
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else if (!strcmp(type, "ConP")) {
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if (i > 0) fprintf(fp,", ");
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fprintf(fp," const TypePtr *_c%d;\n", i);
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}
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else if (!strcmp(type, "ConL")) {
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if (i > 0) fprintf(fp,", ");
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fprintf(fp," jlong _c%d;\n", i);
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}
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else if (!strcmp(type, "ConF")) {
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if (i > 0) fprintf(fp,", ");
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fprintf(fp," jfloat _c%d;\n", i);
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}
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else if (!strcmp(type, "ConD")) {
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if (i > 0) fprintf(fp,", ");
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fprintf(fp," jdouble _c%d;\n", i);
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}
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else if (!strcmp(type, "Bool")) {
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fprintf(fp,"private:\n");
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fprintf(fp," BoolTest::mask _c%d;\n", i);
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fprintf(fp,"public:\n");
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}
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else {
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assert(0, "Non-constant operand lacks component list.");
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}
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} // end if NULL
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else {
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oper->_components.reset();
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while ((comp = oper->_components.iter()) != NULL) {
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if (!strcmp(comp->base_type(globals), "ConI")) {
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fprintf(fp," jint _c%d;\n", i);
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i++;
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}
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else if (!strcmp(comp->base_type(globals), "ConP")) {
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fprintf(fp," const TypePtr *_c%d;\n", i);
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i++;
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}
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else if (!strcmp(comp->base_type(globals), "ConL")) {
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fprintf(fp," jlong _c%d;\n", i);
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i++;
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}
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else if (!strcmp(comp->base_type(globals), "ConF")) {
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fprintf(fp," jfloat _c%d;\n", i);
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i++;
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}
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else if (!strcmp(comp->base_type(globals), "ConD")) {
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fprintf(fp," jdouble _c%d;\n", i);
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i++;
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}
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}
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}
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}
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// Declare constructor.
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// Parameters start with condition code, then all other constants
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//
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// (0) public:
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// (1) MachXOper(int32 ccode, int32 c0, int32 c1, ..., int32 cn)
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// (2) : _ccode(ccode), _c0(c0), _c1(c1), ..., _cn(cn) { }
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//
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static void defineConstructor(FILE *fp, const char *name, uint num_consts,
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ComponentList &lst, bool is_ideal_bool,
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Form::DataType constant_type, FormDict &globals) {
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fprintf(fp,"public:\n");
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// generate line (1)
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fprintf(fp," %sOper(", name);
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if( num_consts == 0 ) {
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fprintf(fp,") {}\n");
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return;
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}
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// generate parameters for constants
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uint i = 0;
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Component *comp;
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lst.reset();
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if ((comp = lst.iter()) == NULL) {
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assert(num_consts == 1, "Bad component list detected.\n");
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switch( constant_type ) {
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case Form::idealI : {
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fprintf(fp,is_ideal_bool ? "BoolTest::mask c%d" : "int32 c%d", i);
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break;
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}
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case Form::idealP : { fprintf(fp,"const TypePtr *c%d", i); break; }
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case Form::idealL : { fprintf(fp,"jlong c%d", i); break; }
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case Form::idealF : { fprintf(fp,"jfloat c%d", i); break; }
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case Form::idealD : { fprintf(fp,"jdouble c%d", i); break; }
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default:
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assert(!is_ideal_bool, "Non-constant operand lacks component list.");
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break;
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}
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} // end if NULL
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else {
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lst.reset();
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while((comp = lst.iter()) != NULL) {
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if (!strcmp(comp->base_type(globals), "ConI")) {
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if (i > 0) fprintf(fp,", ");
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fprintf(fp,"int32 c%d", i);
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i++;
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}
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else if (!strcmp(comp->base_type(globals), "ConP")) {
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if (i > 0) fprintf(fp,", ");
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fprintf(fp,"const TypePtr *c%d", i);
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i++;
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}
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else if (!strcmp(comp->base_type(globals), "ConL")) {
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if (i > 0) fprintf(fp,", ");
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fprintf(fp,"jlong c%d", i);
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i++;
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}
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else if (!strcmp(comp->base_type(globals), "ConF")) {
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if (i > 0) fprintf(fp,", ");
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fprintf(fp,"jfloat c%d", i);
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i++;
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}
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else if (!strcmp(comp->base_type(globals), "ConD")) {
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if (i > 0) fprintf(fp,", ");
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fprintf(fp,"jdouble c%d", i);
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i++;
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}
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else if (!strcmp(comp->base_type(globals), "Bool")) {
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if (i > 0) fprintf(fp,", ");
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fprintf(fp,"BoolTest::mask c%d", i);
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i++;
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}
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}
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}
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// finish line (1) and start line (2)
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fprintf(fp,") : ");
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// generate initializers for constants
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i = 0;
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fprintf(fp,"_c%d(c%d)", i, i);
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for( i = 1; i < num_consts; ++i) {
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|
333 |
fprintf(fp,", _c%d(c%d)", i, i);
|
|
|
334 |
}
|
|
|
335 |
// The body for the constructor is empty
|
|
|
336 |
fprintf(fp," {}\n");
|
|
|
337 |
}
|
|
|
338 |
|
|
|
339 |
// ---------------------------------------------------------------------------
|
|
|
340 |
// Utilities to generate format rules for machine operands and instructions
|
|
|
341 |
// ---------------------------------------------------------------------------
|
|
|
342 |
|
|
|
343 |
// Generate the format rule for condition codes
|
|
|
344 |
static void defineCCodeDump(FILE *fp, int i) {
|
|
|
345 |
fprintf(fp, " if( _c%d == BoolTest::eq ) st->print(\"eq\");\n",i);
|
|
|
346 |
fprintf(fp, " else if( _c%d == BoolTest::ne ) st->print(\"ne\");\n",i);
|
|
|
347 |
fprintf(fp, " else if( _c%d == BoolTest::le ) st->print(\"le\");\n",i);
|
|
|
348 |
fprintf(fp, " else if( _c%d == BoolTest::ge ) st->print(\"ge\");\n",i);
|
|
|
349 |
fprintf(fp, " else if( _c%d == BoolTest::lt ) st->print(\"lt\");\n",i);
|
|
|
350 |
fprintf(fp, " else if( _c%d == BoolTest::gt ) st->print(\"gt\");\n",i);
|
|
|
351 |
}
|
|
|
352 |
|
|
|
353 |
// Output code that dumps constant values, increment "i" if type is constant
|
|
|
354 |
static uint dump_spec_constant(FILE *fp, const char *ideal_type, uint i) {
|
|
|
355 |
if (!strcmp(ideal_type, "ConI")) {
|
|
|
356 |
fprintf(fp," st->print(\"#%%d\", _c%d);\n", i);
|
|
|
357 |
++i;
|
|
|
358 |
}
|
|
|
359 |
else if (!strcmp(ideal_type, "ConP")) {
|
|
|
360 |
fprintf(fp," _c%d->dump_on(st);\n", i);
|
|
|
361 |
++i;
|
|
|
362 |
}
|
|
|
363 |
else if (!strcmp(ideal_type, "ConL")) {
|
|
|
364 |
fprintf(fp," st->print(\"#\" INT64_FORMAT, _c%d);\n", i);
|
|
|
365 |
++i;
|
|
|
366 |
}
|
|
|
367 |
else if (!strcmp(ideal_type, "ConF")) {
|
|
|
368 |
fprintf(fp," st->print(\"#%%f\", _c%d);\n", i);
|
|
|
369 |
++i;
|
|
|
370 |
}
|
|
|
371 |
else if (!strcmp(ideal_type, "ConD")) {
|
|
|
372 |
fprintf(fp," st->print(\"#%%f\", _c%d);\n", i);
|
|
|
373 |
++i;
|
|
|
374 |
}
|
|
|
375 |
else if (!strcmp(ideal_type, "Bool")) {
|
|
|
376 |
defineCCodeDump(fp,i);
|
|
|
377 |
++i;
|
|
|
378 |
}
|
|
|
379 |
|
|
|
380 |
return i;
|
|
|
381 |
}
|
|
|
382 |
|
|
|
383 |
// Generate the format rule for an operand
|
|
|
384 |
void gen_oper_format(FILE *fp, FormDict &globals, OperandForm &oper, bool for_c_file = false) {
|
|
|
385 |
if (!for_c_file) {
|
|
|
386 |
// invoked after output #ifndef PRODUCT to ad_<arch>.hpp
|
|
|
387 |
// compile the bodies separately, to cut down on recompilations
|
|
|
388 |
fprintf(fp," virtual void int_format(PhaseRegAlloc *ra, const MachNode *node, outputStream *st) const;\n");
|
|
|
389 |
fprintf(fp," virtual void ext_format(PhaseRegAlloc *ra, const MachNode *node, int idx, outputStream *st) const;\n");
|
|
|
390 |
return;
|
|
|
391 |
}
|
|
|
392 |
|
|
|
393 |
// Local pointer indicates remaining part of format rule
|
|
|
394 |
uint idx = 0; // position of operand in match rule
|
|
|
395 |
|
|
|
396 |
// Generate internal format function, used when stored locally
|
|
|
397 |
fprintf(fp, "\n#ifndef PRODUCT\n");
|
|
|
398 |
fprintf(fp,"void %sOper::int_format(PhaseRegAlloc *ra, const MachNode *node, outputStream *st) const {\n", oper._ident);
|
|
|
399 |
// Generate the user-defined portion of the format
|
|
|
400 |
if (oper._format) {
|
|
|
401 |
if ( oper._format->_strings.count() != 0 ) {
|
|
|
402 |
// No initialization code for int_format
|
|
|
403 |
|
|
|
404 |
// Build the format from the entries in strings and rep_vars
|
|
|
405 |
const char *string = NULL;
|
|
|
406 |
oper._format->_rep_vars.reset();
|
|
|
407 |
oper._format->_strings.reset();
|
|
|
408 |
while ( (string = oper._format->_strings.iter()) != NULL ) {
|
|
|
409 |
fprintf(fp," ");
|
|
|
410 |
|
|
|
411 |
// Check if this is a standard string or a replacement variable
|
|
|
412 |
if ( string != NameList::_signal ) {
|
|
|
413 |
// Normal string
|
|
|
414 |
// Pass through to st->print
|
|
|
415 |
fprintf(fp,"st->print(\"%s\");\n", string);
|
|
|
416 |
} else {
|
|
|
417 |
// Replacement variable
|
|
|
418 |
const char *rep_var = oper._format->_rep_vars.iter();
|
|
|
419 |
// Check that it is a local name, and an operand
|
|
|
420 |
OperandForm *op = oper._localNames[rep_var]->is_operand();
|
|
|
421 |
assert( op, "replacement variable was not found in local names");
|
|
|
422 |
// Get index if register or constant
|
|
|
423 |
if ( op->_matrule && op->_matrule->is_base_register(globals) ) {
|
|
|
424 |
idx = oper.register_position( globals, rep_var);
|
|
|
425 |
}
|
|
|
426 |
else if (op->_matrule && op->_matrule->is_base_constant(globals)) {
|
|
|
427 |
idx = oper.constant_position( globals, rep_var);
|
|
|
428 |
} else {
|
|
|
429 |
idx = 0;
|
|
|
430 |
}
|
|
|
431 |
|
|
|
432 |
// output invocation of "$..."s format function
|
|
|
433 |
if ( op != NULL ) op->int_format(fp, globals, idx);
|
|
|
434 |
|
|
|
435 |
if ( idx == -1 ) {
|
|
|
436 |
fprintf(stderr,
|
|
|
437 |
"Using a name, %s, that isn't in match rule\n", rep_var);
|
|
|
438 |
assert( strcmp(op->_ident,"label")==0, "Unimplemented");
|
|
|
439 |
}
|
|
|
440 |
} // Done with a replacement variable
|
|
|
441 |
} // Done with all format strings
|
|
|
442 |
} else {
|
|
|
443 |
// Default formats for base operands (RegI, RegP, ConI, ConP, ...)
|
|
|
444 |
oper.int_format(fp, globals, 0);
|
|
|
445 |
}
|
|
|
446 |
|
|
|
447 |
} else { // oper._format == NULL
|
|
|
448 |
// Provide a few special case formats where the AD writer cannot.
|
|
|
449 |
if ( strcmp(oper._ident,"Universe")==0 ) {
|
|
|
450 |
fprintf(fp, " st->print(\"$$univ\");\n");
|
|
|
451 |
}
|
|
|
452 |
// labelOper::int_format is defined in ad_<...>.cpp
|
|
|
453 |
}
|
|
|
454 |
// ALWAYS! Provide a special case output for condition codes.
|
|
|
455 |
if( oper.is_ideal_bool() ) {
|
|
|
456 |
defineCCodeDump(fp,0);
|
|
|
457 |
}
|
|
|
458 |
fprintf(fp,"}\n");
|
|
|
459 |
|
|
|
460 |
// Generate external format function, when data is stored externally
|
|
|
461 |
fprintf(fp,"void %sOper::ext_format(PhaseRegAlloc *ra, const MachNode *node, int idx, outputStream *st) const {\n", oper._ident);
|
|
|
462 |
// Generate the user-defined portion of the format
|
|
|
463 |
if (oper._format) {
|
|
|
464 |
if ( oper._format->_strings.count() != 0 ) {
|
|
|
465 |
|
|
|
466 |
// Check for a replacement string "$..."
|
|
|
467 |
if ( oper._format->_rep_vars.count() != 0 ) {
|
|
|
468 |
// Initialization code for ext_format
|
|
|
469 |
}
|
|
|
470 |
|
|
|
471 |
// Build the format from the entries in strings and rep_vars
|
|
|
472 |
const char *string = NULL;
|
|
|
473 |
oper._format->_rep_vars.reset();
|
|
|
474 |
oper._format->_strings.reset();
|
|
|
475 |
while ( (string = oper._format->_strings.iter()) != NULL ) {
|
|
|
476 |
fprintf(fp," ");
|
|
|
477 |
|
|
|
478 |
// Check if this is a standard string or a replacement variable
|
|
|
479 |
if ( string != NameList::_signal ) {
|
|
|
480 |
// Normal string
|
|
|
481 |
// Pass through to st->print
|
|
|
482 |
fprintf(fp,"st->print(\"%s\");\n", string);
|
|
|
483 |
} else {
|
|
|
484 |
// Replacement variable
|
|
|
485 |
const char *rep_var = oper._format->_rep_vars.iter();
|
|
|
486 |
// Check that it is a local name, and an operand
|
|
|
487 |
OperandForm *op = oper._localNames[rep_var]->is_operand();
|
|
|
488 |
assert( op, "replacement variable was not found in local names");
|
|
|
489 |
// Get index if register or constant
|
|
|
490 |
if ( op->_matrule && op->_matrule->is_base_register(globals) ) {
|
|
|
491 |
idx = oper.register_position( globals, rep_var);
|
|
|
492 |
}
|
|
|
493 |
else if (op->_matrule && op->_matrule->is_base_constant(globals)) {
|
|
|
494 |
idx = oper.constant_position( globals, rep_var);
|
|
|
495 |
} else {
|
|
|
496 |
idx = 0;
|
|
|
497 |
}
|
|
|
498 |
// output invocation of "$..."s format function
|
|
|
499 |
if ( op != NULL ) op->ext_format(fp, globals, idx);
|
|
|
500 |
|
|
|
501 |
// Lookup the index position of the replacement variable
|
|
|
502 |
idx = oper._components.operand_position_format(rep_var);
|
|
|
503 |
if ( idx == -1 ) {
|
|
|
504 |
fprintf(stderr,
|
|
|
505 |
"Using a name, %s, that isn't in match rule\n", rep_var);
|
|
|
506 |
assert( strcmp(op->_ident,"label")==0, "Unimplemented");
|
|
|
507 |
}
|
|
|
508 |
} // Done with a replacement variable
|
|
|
509 |
} // Done with all format strings
|
|
|
510 |
|
|
|
511 |
} else {
|
|
|
512 |
// Default formats for base operands (RegI, RegP, ConI, ConP, ...)
|
|
|
513 |
oper.ext_format(fp, globals, 0);
|
|
|
514 |
}
|
|
|
515 |
} else { // oper._format == NULL
|
|
|
516 |
// Provide a few special case formats where the AD writer cannot.
|
|
|
517 |
if ( strcmp(oper._ident,"Universe")==0 ) {
|
|
|
518 |
fprintf(fp, " st->print(\"$$univ\");\n");
|
|
|
519 |
}
|
|
|
520 |
// labelOper::ext_format is defined in ad_<...>.cpp
|
|
|
521 |
}
|
|
|
522 |
// ALWAYS! Provide a special case output for condition codes.
|
|
|
523 |
if( oper.is_ideal_bool() ) {
|
|
|
524 |
defineCCodeDump(fp,0);
|
|
|
525 |
}
|
|
|
526 |
fprintf(fp, "}\n");
|
|
|
527 |
fprintf(fp, "#endif\n");
|
|
|
528 |
}
|
|
|
529 |
|
|
|
530 |
|
|
|
531 |
// Generate the format rule for an instruction
|
|
|
532 |
void gen_inst_format(FILE *fp, FormDict &globals, InstructForm &inst, bool for_c_file = false) {
|
|
|
533 |
if (!for_c_file) {
|
|
|
534 |
// compile the bodies separately, to cut down on recompilations
|
|
|
535 |
// #ifndef PRODUCT region generated by caller
|
|
|
536 |
fprintf(fp," virtual void format(PhaseRegAlloc *ra, outputStream *st) const;\n");
|
|
|
537 |
return;
|
|
|
538 |
}
|
|
|
539 |
|
|
|
540 |
// Define the format function
|
|
|
541 |
fprintf(fp, "#ifndef PRODUCT\n");
|
|
|
542 |
fprintf(fp, "void %sNode::format(PhaseRegAlloc *ra, outputStream *st) const {\n", inst._ident);
|
|
|
543 |
|
|
|
544 |
// Generate the user-defined portion of the format
|
|
|
545 |
if( inst._format ) {
|
|
|
546 |
// If there are replacement variables,
|
|
|
547 |
// Generate index values needed for determing the operand position
|
|
|
548 |
if( inst._format->_rep_vars.count() )
|
|
|
549 |
inst.index_temps(fp, globals);
|
|
|
550 |
|
|
|
551 |
// Build the format from the entries in strings and rep_vars
|
|
|
552 |
const char *string = NULL;
|
|
|
553 |
inst._format->_rep_vars.reset();
|
|
|
554 |
inst._format->_strings.reset();
|
|
|
555 |
while( (string = inst._format->_strings.iter()) != NULL ) {
|
|
|
556 |
fprintf(fp," ");
|
|
|
557 |
// Check if this is a standard string or a replacement variable
|
|
|
558 |
if( string != NameList::_signal ) // Normal string. Pass through.
|
|
|
559 |
fprintf(fp,"st->print(\"%s\");\n", string);
|
|
|
560 |
else // Replacement variable
|
|
|
561 |
inst.rep_var_format( fp, inst._format->_rep_vars.iter() );
|
|
|
562 |
} // Done with all format strings
|
|
|
563 |
} // Done generating the user-defined portion of the format
|
|
|
564 |
|
|
|
565 |
// Add call debug info automatically
|
|
|
566 |
Form::CallType call_type = inst.is_ideal_call();
|
|
|
567 |
if( call_type != Form::invalid_type ) {
|
|
|
568 |
switch( call_type ) {
|
|
|
569 |
case Form::JAVA_DYNAMIC:
|
|
|
570 |
fprintf(fp," _method->print_short_name();\n");
|
|
|
571 |
break;
|
|
|
572 |
case Form::JAVA_STATIC:
|
|
|
573 |
fprintf(fp," if( _method ) _method->print_short_name(st); else st->print(\" wrapper for: %%s\", _name);\n");
|
|
|
574 |
fprintf(fp," if( !_method ) dump_trap_args(st);\n");
|
|
|
575 |
break;
|
|
|
576 |
case Form::JAVA_COMPILED:
|
|
|
577 |
case Form::JAVA_INTERP:
|
|
|
578 |
break;
|
|
|
579 |
case Form::JAVA_RUNTIME:
|
|
|
580 |
case Form::JAVA_LEAF:
|
|
|
581 |
case Form::JAVA_NATIVE:
|
|
|
582 |
fprintf(fp," st->print(\" %%s\", _name);");
|
|
|
583 |
break;
|
|
|
584 |
default:
|
|
|
585 |
assert(0,"ShouldNotReacHere");
|
|
|
586 |
}
|
|
|
587 |
fprintf(fp, " st->print_cr(\"\");\n" );
|
|
|
588 |
fprintf(fp, " if (_jvms) _jvms->format(ra, this, st); else st->print_cr(\" No JVM State Info\");\n" );
|
|
|
589 |
fprintf(fp, " st->print(\" # \");\n" );
|
|
|
590 |
fprintf(fp, " if( _jvms ) _oop_map->print_on(st);\n");
|
|
|
591 |
}
|
|
|
592 |
else if(inst.is_ideal_safepoint()) {
|
|
|
593 |
fprintf(fp, " st->print(\"\");\n" );
|
|
|
594 |
fprintf(fp, " if (_jvms) _jvms->format(ra, this, st); else st->print_cr(\" No JVM State Info\");\n" );
|
|
|
595 |
fprintf(fp, " st->print(\" # \");\n" );
|
|
|
596 |
fprintf(fp, " if( _jvms ) _oop_map->print_on(st);\n");
|
|
|
597 |
}
|
|
|
598 |
else if( inst.is_ideal_if() ) {
|
|
|
599 |
fprintf(fp, " st->print(\" P=%%f C=%%f\",_prob,_fcnt);\n" );
|
|
|
600 |
}
|
|
|
601 |
else if( inst.is_ideal_mem() ) {
|
|
|
602 |
// Print out the field name if available to improve readability
|
|
|
603 |
fprintf(fp, " if (ra->C->alias_type(adr_type())->field() != NULL) {\n");
|
|
|
604 |
fprintf(fp, " st->print(\" ! Field \");\n");
|
|
|
605 |
fprintf(fp, " if( ra->C->alias_type(adr_type())->is_volatile() )\n");
|
|
|
606 |
fprintf(fp, " st->print(\" Volatile\");\n");
|
|
|
607 |
fprintf(fp, " ra->C->alias_type(adr_type())->field()->holder()->name()->print_symbol_on(st);\n");
|
|
|
608 |
fprintf(fp, " st->print(\".\");\n");
|
|
|
609 |
fprintf(fp, " ra->C->alias_type(adr_type())->field()->name()->print_symbol_on(st);\n");
|
|
|
610 |
fprintf(fp, " } else\n");
|
|
|
611 |
// Make sure 'Volatile' gets printed out
|
|
|
612 |
fprintf(fp, " if( ra->C->alias_type(adr_type())->is_volatile() )\n");
|
|
|
613 |
fprintf(fp, " st->print(\" Volatile!\");\n");
|
|
|
614 |
}
|
|
|
615 |
|
|
|
616 |
// Complete the definition of the format function
|
|
|
617 |
fprintf(fp, " }\n#endif\n");
|
|
|
618 |
}
|
|
|
619 |
|
|
|
620 |
static bool is_non_constant(char* x) {
|
|
|
621 |
// Tells whether the string (part of an operator interface) is non-constant.
|
|
|
622 |
// Simply detect whether there is an occurrence of a formal parameter,
|
|
|
623 |
// which will always begin with '$'.
|
|
|
624 |
return strchr(x, '$') == 0;
|
|
|
625 |
}
|
|
|
626 |
|
|
|
627 |
void ArchDesc::declare_pipe_classes(FILE *fp_hpp) {
|
|
|
628 |
if (!_pipeline)
|
|
|
629 |
return;
|
|
|
630 |
|
|
|
631 |
fprintf(fp_hpp, "\n");
|
|
|
632 |
fprintf(fp_hpp, "// Pipeline_Use_Cycle_Mask Class\n");
|
|
|
633 |
fprintf(fp_hpp, "class Pipeline_Use_Cycle_Mask {\n");
|
|
|
634 |
|
|
|
635 |
if (_pipeline->_maxcycleused <=
|
|
|
636 |
#ifdef SPARC
|
|
|
637 |
64
|
|
|
638 |
#else
|
|
|
639 |
32
|
|
|
640 |
#endif
|
|
|
641 |
) {
|
|
|
642 |
fprintf(fp_hpp, "protected:\n");
|
|
|
643 |
fprintf(fp_hpp, " %s _mask;\n\n", _pipeline->_maxcycleused <= 32 ? "uint" : "uint64_t" );
|
|
|
644 |
fprintf(fp_hpp, "public:\n");
|
|
|
645 |
fprintf(fp_hpp, " Pipeline_Use_Cycle_Mask() : _mask(0) {}\n\n");
|
|
|
646 |
if (_pipeline->_maxcycleused <= 32)
|
|
|
647 |
fprintf(fp_hpp, " Pipeline_Use_Cycle_Mask(uint mask) : _mask(mask) {}\n\n");
|
|
|
648 |
else {
|
|
|
649 |
fprintf(fp_hpp, " Pipeline_Use_Cycle_Mask(uint mask1, uint mask2) : _mask((((uint64_t)mask1) << 32) | mask2) {}\n\n");
|
|
|
650 |
fprintf(fp_hpp, " Pipeline_Use_Cycle_Mask(uint64_t mask) : _mask(mask) {}\n\n");
|
|
|
651 |
}
|
|
|
652 |
fprintf(fp_hpp, " Pipeline_Use_Cycle_Mask& operator=(const Pipeline_Use_Cycle_Mask &in) {\n");
|
|
|
653 |
fprintf(fp_hpp, " _mask = in._mask;\n");
|
|
|
654 |
fprintf(fp_hpp, " return *this;\n");
|
|
|
655 |
fprintf(fp_hpp, " }\n\n");
|
|
|
656 |
fprintf(fp_hpp, " bool overlaps(const Pipeline_Use_Cycle_Mask &in2) const {\n");
|
|
|
657 |
fprintf(fp_hpp, " return ((_mask & in2._mask) != 0);\n");
|
|
|
658 |
fprintf(fp_hpp, " }\n\n");
|
|
|
659 |
fprintf(fp_hpp, " Pipeline_Use_Cycle_Mask& operator<<=(int n) {\n");
|
|
|
660 |
fprintf(fp_hpp, " _mask <<= n;\n");
|
|
|
661 |
fprintf(fp_hpp, " return *this;\n");
|
|
|
662 |
fprintf(fp_hpp, " }\n\n");
|
|
|
663 |
fprintf(fp_hpp, " void Or(const Pipeline_Use_Cycle_Mask &in2) {\n");
|
|
|
664 |
fprintf(fp_hpp, " _mask |= in2._mask;\n");
|
|
|
665 |
fprintf(fp_hpp, " }\n\n");
|
|
|
666 |
fprintf(fp_hpp, " friend Pipeline_Use_Cycle_Mask operator&(const Pipeline_Use_Cycle_Mask &, const Pipeline_Use_Cycle_Mask &);\n");
|
|
|
667 |
fprintf(fp_hpp, " friend Pipeline_Use_Cycle_Mask operator|(const Pipeline_Use_Cycle_Mask &, const Pipeline_Use_Cycle_Mask &);\n\n");
|
|
|
668 |
}
|
|
|
669 |
else {
|
|
|
670 |
fprintf(fp_hpp, "protected:\n");
|
|
|
671 |
uint masklen = (_pipeline->_maxcycleused + 31) >> 5;
|
|
|
672 |
uint l;
|
|
|
673 |
fprintf(fp_hpp, " uint ");
|
|
|
674 |
for (l = 1; l <= masklen; l++)
|
|
|
675 |
fprintf(fp_hpp, "_mask%d%s", l, l < masklen ? ", " : ";\n\n");
|
|
|
676 |
fprintf(fp_hpp, "public:\n");
|
|
|
677 |
fprintf(fp_hpp, " Pipeline_Use_Cycle_Mask() : ");
|
|
|
678 |
for (l = 1; l <= masklen; l++)
|
|
|
679 |
fprintf(fp_hpp, "_mask%d(0)%s", l, l < masklen ? ", " : " {}\n\n");
|
|
|
680 |
fprintf(fp_hpp, " Pipeline_Use_Cycle_Mask(");
|
|
|
681 |
for (l = 1; l <= masklen; l++)
|
|
|
682 |
fprintf(fp_hpp, "uint mask%d%s", l, l < masklen ? ", " : ") : ");
|
|
|
683 |
for (l = 1; l <= masklen; l++)
|
|
|
684 |
fprintf(fp_hpp, "_mask%d(mask%d)%s", l, l, l < masklen ? ", " : " {}\n\n");
|
|
|
685 |
|
|
|
686 |
fprintf(fp_hpp, " Pipeline_Use_Cycle_Mask& operator=(const Pipeline_Use_Cycle_Mask &in) {\n");
|
|
|
687 |
for (l = 1; l <= masklen; l++)
|
|
|
688 |
fprintf(fp_hpp, " _mask%d = in._mask%d;\n", l, l);
|
|
|
689 |
fprintf(fp_hpp, " return *this;\n");
|
|
|
690 |
fprintf(fp_hpp, " }\n\n");
|
|
|
691 |
fprintf(fp_hpp, " Pipeline_Use_Cycle_Mask intersect(const Pipeline_Use_Cycle_Mask &in2) {\n");
|
|
|
692 |
fprintf(fp_hpp, " Pipeline_Use_Cycle_Mask out;\n");
|
|
|
693 |
for (l = 1; l <= masklen; l++)
|
|
|
694 |
fprintf(fp_hpp, " out._mask%d = _mask%d & in2._mask%d;\n", l, l, l);
|
|
|
695 |
fprintf(fp_hpp, " return out;\n");
|
|
|
696 |
fprintf(fp_hpp, " }\n\n");
|
|
|
697 |
fprintf(fp_hpp, " bool overlaps(const Pipeline_Use_Cycle_Mask &in2) const {\n");
|
|
|
698 |
fprintf(fp_hpp, " return (");
|
|
|
699 |
for (l = 1; l <= masklen; l++)
|
|
|
700 |
fprintf(fp_hpp, "((_mask%d & in2._mask%d) != 0)%s", l, l, l < masklen ? " || " : "");
|
|
|
701 |
fprintf(fp_hpp, ") ? true : false;\n");
|
|
|
702 |
fprintf(fp_hpp, " }\n\n");
|
|
|
703 |
fprintf(fp_hpp, " Pipeline_Use_Cycle_Mask& operator<<=(int n) {\n");
|
|
|
704 |
fprintf(fp_hpp, " if (n >= 32)\n");
|
|
|
705 |
fprintf(fp_hpp, " do {\n ");
|
|
|
706 |
for (l = masklen; l > 1; l--)
|
|
|
707 |
fprintf(fp_hpp, " _mask%d = _mask%d;", l, l-1);
|
|
|
708 |
fprintf(fp_hpp, " _mask%d = 0;\n", 1);
|
|
|
709 |
fprintf(fp_hpp, " } while ((n -= 32) >= 32);\n\n");
|
|
|
710 |
fprintf(fp_hpp, " if (n > 0) {\n");
|
|
|
711 |
fprintf(fp_hpp, " uint m = 32 - n;\n");
|
|
|
712 |
fprintf(fp_hpp, " uint mask = (1 << n) - 1;\n");
|
|
|
713 |
fprintf(fp_hpp, " uint temp%d = mask & (_mask%d >> m); _mask%d <<= n;\n", 2, 1, 1);
|
|
|
714 |
for (l = 2; l < masklen; l++) {
|
|
|
715 |
fprintf(fp_hpp, " uint temp%d = mask & (_mask%d >> m); _mask%d <<= n; _mask%d |= temp%d;\n", l+1, l, l, l, l);
|
|
|
716 |
}
|
|
|
717 |
fprintf(fp_hpp, " _mask%d <<= n; _mask%d |= temp%d;\n", masklen, masklen, masklen);
|
|
|
718 |
fprintf(fp_hpp, " }\n");
|
|
|
719 |
|
|
|
720 |
fprintf(fp_hpp, " return *this;\n");
|
|
|
721 |
fprintf(fp_hpp, " }\n\n");
|
|
|
722 |
fprintf(fp_hpp, " void Or(const Pipeline_Use_Cycle_Mask &);\n\n");
|
|
|
723 |
fprintf(fp_hpp, " friend Pipeline_Use_Cycle_Mask operator&(const Pipeline_Use_Cycle_Mask &, const Pipeline_Use_Cycle_Mask &);\n");
|
|
|
724 |
fprintf(fp_hpp, " friend Pipeline_Use_Cycle_Mask operator|(const Pipeline_Use_Cycle_Mask &, const Pipeline_Use_Cycle_Mask &);\n\n");
|
|
|
725 |
}
|
|
|
726 |
|
|
|
727 |
fprintf(fp_hpp, " friend class Pipeline_Use;\n\n");
|
|
|
728 |
fprintf(fp_hpp, " friend class Pipeline_Use_Element;\n\n");
|
|
|
729 |
fprintf(fp_hpp, "};\n\n");
|
|
|
730 |
|
|
|
731 |
uint rescount = 0;
|
|
|
732 |
const char *resource;
|
|
|
733 |
|
|
|
734 |
for ( _pipeline->_reslist.reset(); (resource = _pipeline->_reslist.iter()) != NULL; ) {
|
|
|
735 |
int mask = _pipeline->_resdict[resource]->is_resource()->mask();
|
|
|
736 |
if ((mask & (mask-1)) == 0)
|
|
|
737 |
rescount++;
|
|
|
738 |
}
|
|
|
739 |
|
|
|
740 |
fprintf(fp_hpp, "// Pipeline_Use_Element Class\n");
|
|
|
741 |
fprintf(fp_hpp, "class Pipeline_Use_Element {\n");
|
|
|
742 |
fprintf(fp_hpp, "protected:\n");
|
|
|
743 |
fprintf(fp_hpp, " // Mask of used functional units\n");
|
|
|
744 |
fprintf(fp_hpp, " uint _used;\n\n");
|
|
|
745 |
fprintf(fp_hpp, " // Lower and upper bound of functional unit number range\n");
|
|
|
746 |
fprintf(fp_hpp, " uint _lb, _ub;\n\n");
|
|
|
747 |
fprintf(fp_hpp, " // Indicates multiple functionals units available\n");
|
|
|
748 |
fprintf(fp_hpp, " bool _multiple;\n\n");
|
|
|
749 |
fprintf(fp_hpp, " // Mask of specific used cycles\n");
|
|
|
750 |
fprintf(fp_hpp, " Pipeline_Use_Cycle_Mask _mask;\n\n");
|
|
|
751 |
fprintf(fp_hpp, "public:\n");
|
|
|
752 |
fprintf(fp_hpp, " Pipeline_Use_Element() {}\n\n");
|
|
|
753 |
fprintf(fp_hpp, " Pipeline_Use_Element(uint used, uint lb, uint ub, bool multiple, Pipeline_Use_Cycle_Mask mask)\n");
|
|
|
754 |
fprintf(fp_hpp, " : _used(used), _lb(lb), _ub(ub), _multiple(multiple), _mask(mask) {}\n\n");
|
|
|
755 |
fprintf(fp_hpp, " uint used() const { return _used; }\n\n");
|
|
|
756 |
fprintf(fp_hpp, " uint lowerBound() const { return _lb; }\n\n");
|
|
|
757 |
fprintf(fp_hpp, " uint upperBound() const { return _ub; }\n\n");
|
|
|
758 |
fprintf(fp_hpp, " bool multiple() const { return _multiple; }\n\n");
|
|
|
759 |
fprintf(fp_hpp, " Pipeline_Use_Cycle_Mask mask() const { return _mask; }\n\n");
|
|
|
760 |
fprintf(fp_hpp, " bool overlaps(const Pipeline_Use_Element &in2) const {\n");
|
|
|
761 |
fprintf(fp_hpp, " return ((_used & in2._used) != 0 && _mask.overlaps(in2._mask));\n");
|
|
|
762 |
fprintf(fp_hpp, " }\n\n");
|
|
|
763 |
fprintf(fp_hpp, " void step(uint cycles) {\n");
|
|
|
764 |
fprintf(fp_hpp, " _used = 0;\n");
|
|
|
765 |
fprintf(fp_hpp, " _mask <<= cycles;\n");
|
|
|
766 |
fprintf(fp_hpp, " }\n\n");
|
|
|
767 |
fprintf(fp_hpp, " friend class Pipeline_Use;\n");
|
|
|
768 |
fprintf(fp_hpp, "};\n\n");
|
|
|
769 |
|
|
|
770 |
fprintf(fp_hpp, "// Pipeline_Use Class\n");
|
|
|
771 |
fprintf(fp_hpp, "class Pipeline_Use {\n");
|
|
|
772 |
fprintf(fp_hpp, "protected:\n");
|
|
|
773 |
fprintf(fp_hpp, " // These resources can be used\n");
|
|
|
774 |
fprintf(fp_hpp, " uint _resources_used;\n\n");
|
|
|
775 |
fprintf(fp_hpp, " // These resources are used; excludes multiple choice functional units\n");
|
|
|
776 |
fprintf(fp_hpp, " uint _resources_used_exclusively;\n\n");
|
|
|
777 |
fprintf(fp_hpp, " // Number of elements\n");
|
|
|
778 |
fprintf(fp_hpp, " uint _count;\n\n");
|
|
|
779 |
fprintf(fp_hpp, " // This is the array of Pipeline_Use_Elements\n");
|
|
|
780 |
fprintf(fp_hpp, " Pipeline_Use_Element * _elements;\n\n");
|
|
|
781 |
fprintf(fp_hpp, "public:\n");
|
|
|
782 |
fprintf(fp_hpp, " Pipeline_Use(uint resources_used, uint resources_used_exclusively, uint count, Pipeline_Use_Element *elements)\n");
|
|
|
783 |
fprintf(fp_hpp, " : _resources_used(resources_used)\n");
|
|
|
784 |
fprintf(fp_hpp, " , _resources_used_exclusively(resources_used_exclusively)\n");
|
|
|
785 |
fprintf(fp_hpp, " , _count(count)\n");
|
|
|
786 |
fprintf(fp_hpp, " , _elements(elements)\n");
|
|
|
787 |
fprintf(fp_hpp, " {}\n\n");
|
|
|
788 |
fprintf(fp_hpp, " uint resourcesUsed() const { return _resources_used; }\n\n");
|
|
|
789 |
fprintf(fp_hpp, " uint resourcesUsedExclusively() const { return _resources_used_exclusively; }\n\n");
|
|
|
790 |
fprintf(fp_hpp, " uint count() const { return _count; }\n\n");
|
|
|
791 |
fprintf(fp_hpp, " Pipeline_Use_Element * element(uint i) const { return &_elements[i]; }\n\n");
|
|
|
792 |
fprintf(fp_hpp, " uint full_latency(uint delay, const Pipeline_Use &pred) const;\n\n");
|
|
|
793 |
fprintf(fp_hpp, " void add_usage(const Pipeline_Use &pred);\n\n");
|
|
|
794 |
fprintf(fp_hpp, " void reset() {\n");
|
|
|
795 |
fprintf(fp_hpp, " _resources_used = _resources_used_exclusively = 0;\n");
|
|
|
796 |
fprintf(fp_hpp, " };\n\n");
|
|
|
797 |
fprintf(fp_hpp, " void step(uint cycles) {\n");
|
|
|
798 |
fprintf(fp_hpp, " reset();\n");
|
|
|
799 |
fprintf(fp_hpp, " for (uint i = 0; i < %d; i++)\n",
|
|
|
800 |
rescount);
|
|
|
801 |
fprintf(fp_hpp, " (&_elements[i])->step(cycles);\n");
|
|
|
802 |
fprintf(fp_hpp, " };\n\n");
|
|
|
803 |
fprintf(fp_hpp, " static const Pipeline_Use elaborated_use;\n");
|
|
|
804 |
fprintf(fp_hpp, " static const Pipeline_Use_Element elaborated_elements[%d];\n\n",
|
|
|
805 |
rescount);
|
|
|
806 |
fprintf(fp_hpp, " friend class Pipeline;\n");
|
|
|
807 |
fprintf(fp_hpp, "};\n\n");
|
|
|
808 |
|
|
|
809 |
fprintf(fp_hpp, "// Pipeline Class\n");
|
|
|
810 |
fprintf(fp_hpp, "class Pipeline {\n");
|
|
|
811 |
fprintf(fp_hpp, "public:\n");
|
|
|
812 |
|
|
|
813 |
fprintf(fp_hpp, " static bool enabled() { return %s; }\n\n",
|
|
|
814 |
_pipeline ? "true" : "false" );
|
|
|
815 |
|
|
|
816 |
assert( _pipeline->_maxInstrsPerBundle &&
|
|
|
817 |
( _pipeline->_instrUnitSize || _pipeline->_bundleUnitSize) &&
|
|
|
818 |
_pipeline->_instrFetchUnitSize &&
|
|
|
819 |
_pipeline->_instrFetchUnits,
|
|
|
820 |
"unspecified pipeline architecture units");
|
|
|
821 |
|
|
|
822 |
uint unitSize = _pipeline->_instrUnitSize ? _pipeline->_instrUnitSize : _pipeline->_bundleUnitSize;
|
|
|
823 |
|
|
|
824 |
fprintf(fp_hpp, " enum {\n");
|
|
|
825 |
fprintf(fp_hpp, " _variable_size_instructions = %d,\n",
|
|
|
826 |
_pipeline->_variableSizeInstrs ? 1 : 0);
|
|
|
827 |
fprintf(fp_hpp, " _fixed_size_instructions = %d,\n",
|
|
|
828 |
_pipeline->_variableSizeInstrs ? 0 : 1);
|
|
|
829 |
fprintf(fp_hpp, " _branch_has_delay_slot = %d,\n",
|
|
|
830 |
_pipeline->_branchHasDelaySlot ? 1 : 0);
|
|
|
831 |
fprintf(fp_hpp, " _max_instrs_per_bundle = %d,\n",
|
|
|
832 |
_pipeline->_maxInstrsPerBundle);
|
|
|
833 |
fprintf(fp_hpp, " _max_bundles_per_cycle = %d,\n",
|
|
|
834 |
_pipeline->_maxBundlesPerCycle);
|
|
|
835 |
fprintf(fp_hpp, " _max_instrs_per_cycle = %d\n",
|
|
|
836 |
_pipeline->_maxBundlesPerCycle * _pipeline->_maxInstrsPerBundle);
|
|
|
837 |
fprintf(fp_hpp, " };\n\n");
|
|
|
838 |
|
|
|
839 |
fprintf(fp_hpp, " static bool instr_has_unit_size() { return %s; }\n\n",
|
|
|
840 |
_pipeline->_instrUnitSize != 0 ? "true" : "false" );
|
|
|
841 |
if( _pipeline->_bundleUnitSize != 0 )
|
|
|
842 |
if( _pipeline->_instrUnitSize != 0 )
|
|
|
843 |
fprintf(fp_hpp, "// Individual Instructions may be bundled together by the hardware\n\n");
|
|
|
844 |
else
|
|
|
845 |
fprintf(fp_hpp, "// Instructions exist only in bundles\n\n");
|
|
|
846 |
else
|
|
|
847 |
fprintf(fp_hpp, "// Bundling is not supported\n\n");
|
|
|
848 |
if( _pipeline->_instrUnitSize != 0 )
|
|
|
849 |
fprintf(fp_hpp, " // Size of an instruction\n");
|
|
|
850 |
else
|
|
|
851 |
fprintf(fp_hpp, " // Size of an individual instruction does not exist - unsupported\n");
|
|
|
852 |
fprintf(fp_hpp, " static uint instr_unit_size() {");
|
|
|
853 |
if( _pipeline->_instrUnitSize == 0 )
|
|
|
854 |
fprintf(fp_hpp, " assert( false, \"Instructions are only in bundles\" );");
|
|
|
855 |
fprintf(fp_hpp, " return %d; };\n\n", _pipeline->_instrUnitSize);
|
|
|
856 |
|
|
|
857 |
if( _pipeline->_bundleUnitSize != 0 )
|
|
|
858 |
fprintf(fp_hpp, " // Size of a bundle\n");
|
|
|
859 |
else
|
|
|
860 |
fprintf(fp_hpp, " // Bundles do not exist - unsupported\n");
|
|
|
861 |
fprintf(fp_hpp, " static uint bundle_unit_size() {");
|
|
|
862 |
if( _pipeline->_bundleUnitSize == 0 )
|
|
|
863 |
fprintf(fp_hpp, " assert( false, \"Bundles are not supported\" );");
|
|
|
864 |
fprintf(fp_hpp, " return %d; };\n\n", _pipeline->_bundleUnitSize);
|
|
|
865 |
|
|
|
866 |
fprintf(fp_hpp, " static bool requires_bundling() { return %s; }\n\n",
|
|
|
867 |
_pipeline->_bundleUnitSize != 0 && _pipeline->_instrUnitSize == 0 ? "true" : "false" );
|
|
|
868 |
|
|
|
869 |
fprintf(fp_hpp, "private:\n");
|
|
|
870 |
fprintf(fp_hpp, " Pipeline(); // Not a legal constructor\n");
|
|
|
871 |
fprintf(fp_hpp, "\n");
|
|
|
872 |
fprintf(fp_hpp, " const unsigned char _read_stage_count;\n");
|
|
|
873 |
fprintf(fp_hpp, " const unsigned char _write_stage;\n");
|
|
|
874 |
fprintf(fp_hpp, " const unsigned char _fixed_latency;\n");
|
|
|
875 |
fprintf(fp_hpp, " const unsigned char _instruction_count;\n");
|
|
|
876 |
fprintf(fp_hpp, " const bool _has_fixed_latency;\n");
|
|
|
877 |
fprintf(fp_hpp, " const bool _has_branch_delay;\n");
|
|
|
878 |
fprintf(fp_hpp, " const bool _has_multiple_bundles;\n");
|
|
|
879 |
fprintf(fp_hpp, " const bool _force_serialization;\n");
|
|
|
880 |
fprintf(fp_hpp, " const bool _may_have_no_code;\n");
|
|
|
881 |
fprintf(fp_hpp, " const enum machPipelineStages * const _read_stages;\n");
|
|
|
882 |
fprintf(fp_hpp, " const enum machPipelineStages * const _resource_stage;\n");
|
|
|
883 |
fprintf(fp_hpp, " const uint * const _resource_cycles;\n");
|
|
|
884 |
fprintf(fp_hpp, " const Pipeline_Use _resource_use;\n");
|
|
|
885 |
fprintf(fp_hpp, "\n");
|
|
|
886 |
fprintf(fp_hpp, "public:\n");
|
|
|
887 |
fprintf(fp_hpp, " Pipeline(uint write_stage,\n");
|
|
|
888 |
fprintf(fp_hpp, " uint count,\n");
|
|
|
889 |
fprintf(fp_hpp, " bool has_fixed_latency,\n");
|
|
|
890 |
fprintf(fp_hpp, " uint fixed_latency,\n");
|
|
|
891 |
fprintf(fp_hpp, " uint instruction_count,\n");
|
|
|
892 |
fprintf(fp_hpp, " bool has_branch_delay,\n");
|
|
|
893 |
fprintf(fp_hpp, " bool has_multiple_bundles,\n");
|
|
|
894 |
fprintf(fp_hpp, " bool force_serialization,\n");
|
|
|
895 |
fprintf(fp_hpp, " bool may_have_no_code,\n");
|
|
|
896 |
fprintf(fp_hpp, " enum machPipelineStages * const dst,\n");
|
|
|
897 |
fprintf(fp_hpp, " enum machPipelineStages * const stage,\n");
|
|
|
898 |
fprintf(fp_hpp, " uint * const cycles,\n");
|
|
|
899 |
fprintf(fp_hpp, " Pipeline_Use resource_use)\n");
|
|
|
900 |
fprintf(fp_hpp, " : _write_stage(write_stage)\n");
|
|
|
901 |
fprintf(fp_hpp, " , _read_stage_count(count)\n");
|
|
|
902 |
fprintf(fp_hpp, " , _has_fixed_latency(has_fixed_latency)\n");
|
|
|
903 |
fprintf(fp_hpp, " , _fixed_latency(fixed_latency)\n");
|
|
|
904 |
fprintf(fp_hpp, " , _read_stages(dst)\n");
|
|
|
905 |
fprintf(fp_hpp, " , _resource_stage(stage)\n");
|
|
|
906 |
fprintf(fp_hpp, " , _resource_cycles(cycles)\n");
|
|
|
907 |
fprintf(fp_hpp, " , _resource_use(resource_use)\n");
|
|
|
908 |
fprintf(fp_hpp, " , _instruction_count(instruction_count)\n");
|
|
|
909 |
fprintf(fp_hpp, " , _has_branch_delay(has_branch_delay)\n");
|
|
|
910 |
fprintf(fp_hpp, " , _has_multiple_bundles(has_multiple_bundles)\n");
|
|
|
911 |
fprintf(fp_hpp, " , _force_serialization(force_serialization)\n");
|
|
|
912 |
fprintf(fp_hpp, " , _may_have_no_code(may_have_no_code)\n");
|
|
|
913 |
fprintf(fp_hpp, " {};\n");
|
|
|
914 |
fprintf(fp_hpp, "\n");
|
|
|
915 |
fprintf(fp_hpp, " uint writeStage() const {\n");
|
|
|
916 |
fprintf(fp_hpp, " return (_write_stage);\n");
|
|
|
917 |
fprintf(fp_hpp, " }\n");
|
|
|
918 |
fprintf(fp_hpp, "\n");
|
|
|
919 |
fprintf(fp_hpp, " enum machPipelineStages readStage(int ndx) const {\n");
|
|
|
920 |
fprintf(fp_hpp, " return (ndx < _read_stage_count ? _read_stages[ndx] : stage_undefined);");
|
|
|
921 |
fprintf(fp_hpp, " }\n\n");
|
|
|
922 |
fprintf(fp_hpp, " uint resourcesUsed() const {\n");
|
|
|
923 |
fprintf(fp_hpp, " return _resource_use.resourcesUsed();\n }\n\n");
|
|
|
924 |
fprintf(fp_hpp, " uint resourcesUsedExclusively() const {\n");
|
|
|
925 |
fprintf(fp_hpp, " return _resource_use.resourcesUsedExclusively();\n }\n\n");
|
|
|
926 |
fprintf(fp_hpp, " bool hasFixedLatency() const {\n");
|
|
|
927 |
fprintf(fp_hpp, " return (_has_fixed_latency);\n }\n\n");
|
|
|
928 |
fprintf(fp_hpp, " uint fixedLatency() const {\n");
|
|
|
929 |
fprintf(fp_hpp, " return (_fixed_latency);\n }\n\n");
|
|
|
930 |
fprintf(fp_hpp, " uint functional_unit_latency(uint start, const Pipeline *pred) const;\n\n");
|
|
|
931 |
fprintf(fp_hpp, " uint operand_latency(uint opnd, const Pipeline *pred) const;\n\n");
|
|
|
932 |
fprintf(fp_hpp, " const Pipeline_Use& resourceUse() const {\n");
|
|
|
933 |
fprintf(fp_hpp, " return (_resource_use); }\n\n");
|
|
|
934 |
fprintf(fp_hpp, " const Pipeline_Use_Element * resourceUseElement(uint i) const {\n");
|
|
|
935 |
fprintf(fp_hpp, " return (&_resource_use._elements[i]); }\n\n");
|
|
|
936 |
fprintf(fp_hpp, " uint resourceUseCount() const {\n");
|
|
|
937 |
fprintf(fp_hpp, " return (_resource_use._count); }\n\n");
|
|
|
938 |
fprintf(fp_hpp, " uint instructionCount() const {\n");
|
|
|
939 |
fprintf(fp_hpp, " return (_instruction_count); }\n\n");
|
|
|
940 |
fprintf(fp_hpp, " bool hasBranchDelay() const {\n");
|
|
|
941 |
fprintf(fp_hpp, " return (_has_branch_delay); }\n\n");
|
|
|
942 |
fprintf(fp_hpp, " bool hasMultipleBundles() const {\n");
|
|
|
943 |
fprintf(fp_hpp, " return (_has_multiple_bundles); }\n\n");
|
|
|
944 |
fprintf(fp_hpp, " bool forceSerialization() const {\n");
|
|
|
945 |
fprintf(fp_hpp, " return (_force_serialization); }\n\n");
|
|
|
946 |
fprintf(fp_hpp, " bool mayHaveNoCode() const {\n");
|
|
|
947 |
fprintf(fp_hpp, " return (_may_have_no_code); }\n\n");
|
|
|
948 |
fprintf(fp_hpp, "//const Pipeline_Use_Cycle_Mask& resourceUseMask(int resource) const {\n");
|
|
|
949 |
fprintf(fp_hpp, "// return (_resource_use_masks[resource]); }\n\n");
|
|
|
950 |
fprintf(fp_hpp, "\n#ifndef PRODUCT\n");
|
|
|
951 |
fprintf(fp_hpp, " static const char * stageName(uint i);\n");
|
|
|
952 |
fprintf(fp_hpp, "#endif\n");
|
|
|
953 |
fprintf(fp_hpp, "};\n\n");
|
|
|
954 |
|
|
|
955 |
fprintf(fp_hpp, "// Bundle class\n");
|
|
|
956 |
fprintf(fp_hpp, "class Bundle {\n");
|
|
|
957 |
|
|
|
958 |
uint mshift = 0;
|
|
|
959 |
for (uint msize = _pipeline->_maxInstrsPerBundle * _pipeline->_maxBundlesPerCycle; msize != 0; msize >>= 1)
|
|
|
960 |
mshift++;
|
|
|
961 |
|
|
|
962 |
uint rshift = rescount;
|
|
|
963 |
|
|
|
964 |
fprintf(fp_hpp, "protected:\n");
|
|
|
965 |
fprintf(fp_hpp, " enum {\n");
|
|
|
966 |
fprintf(fp_hpp, " _unused_delay = 0x%x,\n", 0);
|
|
|
967 |
fprintf(fp_hpp, " _use_nop_delay = 0x%x,\n", 1);
|
|
|
968 |
fprintf(fp_hpp, " _use_unconditional_delay = 0x%x,\n", 2);
|
|
|
969 |
fprintf(fp_hpp, " _use_conditional_delay = 0x%x,\n", 3);
|
|
|
970 |
fprintf(fp_hpp, " _used_in_conditional_delay = 0x%x,\n", 4);
|
|
|
971 |
fprintf(fp_hpp, " _used_in_unconditional_delay = 0x%x,\n", 5);
|
|
|
972 |
fprintf(fp_hpp, " _used_in_all_conditional_delays = 0x%x,\n", 6);
|
|
|
973 |
fprintf(fp_hpp, "\n");
|
|
|
974 |
fprintf(fp_hpp, " _use_delay = 0x%x,\n", 3);
|
|
|
975 |
fprintf(fp_hpp, " _used_in_delay = 0x%x\n", 4);
|
|
|
976 |
fprintf(fp_hpp, " };\n\n");
|
|
|
977 |
fprintf(fp_hpp, " uint _flags : 3,\n");
|
|
|
978 |
fprintf(fp_hpp, " _starts_bundle : 1,\n");
|
|
|
979 |
fprintf(fp_hpp, " _instr_count : %d,\n", mshift);
|
|
|
980 |
fprintf(fp_hpp, " _resources_used : %d;\n", rshift);
|
|
|
981 |
fprintf(fp_hpp, "public:\n");
|
|
|
982 |
fprintf(fp_hpp, " Bundle() : _flags(_unused_delay), _starts_bundle(0), _instr_count(0), _resources_used(0) {}\n\n");
|
|
|
983 |
fprintf(fp_hpp, " void set_instr_count(uint i) { _instr_count = i; }\n");
|
|
|
984 |
fprintf(fp_hpp, " void set_resources_used(uint i) { _resources_used = i; }\n");
|
|
|
985 |
fprintf(fp_hpp, " void clear_usage() { _flags = _unused_delay; }\n");
|
|
|
986 |
fprintf(fp_hpp, " void set_starts_bundle() { _starts_bundle = true; }\n");
|
|
|
987 |
|
|
|
988 |
fprintf(fp_hpp, " uint flags() const { return (_flags); }\n");
|
|
|
989 |
fprintf(fp_hpp, " uint instr_count() const { return (_instr_count); }\n");
|
|
|
990 |
fprintf(fp_hpp, " uint resources_used() const { return (_resources_used); }\n");
|
|
|
991 |
fprintf(fp_hpp, " bool starts_bundle() const { return (_starts_bundle != 0); }\n");
|
|
|
992 |
|
|
|
993 |
fprintf(fp_hpp, " void set_use_nop_delay() { _flags = _use_nop_delay; }\n");
|
|
|
994 |
fprintf(fp_hpp, " void set_use_unconditional_delay() { _flags = _use_unconditional_delay; }\n");
|
|
|
995 |
fprintf(fp_hpp, " void set_use_conditional_delay() { _flags = _use_conditional_delay; }\n");
|
|
|
996 |
fprintf(fp_hpp, " void set_used_in_unconditional_delay() { _flags = _used_in_unconditional_delay; }\n");
|
|
|
997 |
fprintf(fp_hpp, " void set_used_in_conditional_delay() { _flags = _used_in_conditional_delay; }\n");
|
|
|
998 |
fprintf(fp_hpp, " void set_used_in_all_conditional_delays() { _flags = _used_in_all_conditional_delays; }\n");
|
|
|
999 |
|
|
|
1000 |
fprintf(fp_hpp, " bool use_nop_delay() { return (_flags == _use_nop_delay); }\n");
|
|
|
1001 |
fprintf(fp_hpp, " bool use_unconditional_delay() { return (_flags == _use_unconditional_delay); }\n");
|
|
|
1002 |
fprintf(fp_hpp, " bool use_conditional_delay() { return (_flags == _use_conditional_delay); }\n");
|
|
|
1003 |
fprintf(fp_hpp, " bool used_in_unconditional_delay() { return (_flags == _used_in_unconditional_delay); }\n");
|
|
|
1004 |
fprintf(fp_hpp, " bool used_in_conditional_delay() { return (_flags == _used_in_conditional_delay); }\n");
|
|
|
1005 |
fprintf(fp_hpp, " bool used_in_all_conditional_delays() { return (_flags == _used_in_all_conditional_delays); }\n");
|
|
|
1006 |
fprintf(fp_hpp, " bool use_delay() { return ((_flags & _use_delay) != 0); }\n");
|
|
|
1007 |
fprintf(fp_hpp, " bool used_in_delay() { return ((_flags & _used_in_delay) != 0); }\n\n");
|
|
|
1008 |
|
|
|
1009 |
fprintf(fp_hpp, " enum {\n");
|
|
|
1010 |
fprintf(fp_hpp, " _nop_count = %d\n",
|
|
|
1011 |
_pipeline->_nopcnt);
|
|
|
1012 |
fprintf(fp_hpp, " };\n\n");
|
|
|
1013 |
fprintf(fp_hpp, " static void initialize_nops(MachNode *nop_list[%d], Compile* C);\n\n",
|
|
|
1014 |
_pipeline->_nopcnt);
|
|
|
1015 |
fprintf(fp_hpp, "#ifndef PRODUCT\n");
|
|
|
1016 |
fprintf(fp_hpp, " void dump() const;\n");
|
|
|
1017 |
fprintf(fp_hpp, "#endif\n");
|
|
|
1018 |
fprintf(fp_hpp, "};\n\n");
|
|
|
1019 |
|
|
|
1020 |
// const char *classname;
|
|
|
1021 |
// for (_pipeline->_classlist.reset(); (classname = _pipeline->_classlist.iter()) != NULL; ) {
|
|
|
1022 |
// PipeClassForm *pipeclass = _pipeline->_classdict[classname]->is_pipeclass();
|
|
|
1023 |
// fprintf(fp_hpp, "// Pipeline Class Instance for \"%s\"\n", classname);
|
|
|
1024 |
// }
|
|
|
1025 |
}
|
|
|
1026 |
|
|
|
1027 |
//------------------------------declareClasses---------------------------------
|
|
|
1028 |
// Construct the class hierarchy of MachNode classes from the instruction &
|
|
|
1029 |
// operand lists
|
|
|
1030 |
void ArchDesc::declareClasses(FILE *fp) {
|
|
|
1031 |
|
|
|
1032 |
// Declare an array containing the machine register names, strings.
|
|
|
1033 |
declareRegNames(fp, _register);
|
|
|
1034 |
|
|
|
1035 |
// Declare an array containing the machine register encoding values
|
|
|
1036 |
declareRegEncodes(fp, _register);
|
|
|
1037 |
|
|
|
1038 |
// Generate declarations for the total number of operands
|
|
|
1039 |
fprintf(fp,"\n");
|
|
|
1040 |
fprintf(fp,"// Total number of operands defined in architecture definition\n");
|
|
|
1041 |
int num_operands = 0;
|
|
|
1042 |
OperandForm *op;
|
|
|
1043 |
for (_operands.reset(); (op = (OperandForm*)_operands.iter()) != NULL; ) {
|
|
|
1044 |
// Ensure this is a machine-world instruction
|
|
|
1045 |
if (op->ideal_only()) continue;
|
|
|
1046 |
|
|
|
1047 |
++num_operands;
|
|
|
1048 |
}
|
|
|
1049 |
int first_operand_class = num_operands;
|
|
|
1050 |
OpClassForm *opc;
|
|
|
1051 |
for (_opclass.reset(); (opc = (OpClassForm*)_opclass.iter()) != NULL; ) {
|
|
|
1052 |
// Ensure this is a machine-world instruction
|
|
|
1053 |
if (opc->ideal_only()) continue;
|
|
|
1054 |
|
|
|
1055 |
++num_operands;
|
|
|
1056 |
}
|
|
|
1057 |
fprintf(fp,"#define FIRST_OPERAND_CLASS %d\n", first_operand_class);
|
|
|
1058 |
fprintf(fp,"#define NUM_OPERANDS %d\n", num_operands);
|
|
|
1059 |
fprintf(fp,"\n");
|
|
|
1060 |
// Generate declarations for the total number of instructions
|
|
|
1061 |
fprintf(fp,"// Total number of instructions defined in architecture definition\n");
|
|
|
1062 |
fprintf(fp,"#define NUM_INSTRUCTIONS %d\n",instructFormCount());
|
|
|
1063 |
|
|
|
1064 |
|
|
|
1065 |
// Generate Machine Classes for each operand defined in AD file
|
|
|
1066 |
fprintf(fp,"\n");
|
|
|
1067 |
fprintf(fp,"//----------------------------Declare classes derived from MachOper----------\n");
|
|
|
1068 |
// Iterate through all operands
|
|
|
1069 |
_operands.reset();
|
|
|
1070 |
OperandForm *oper;
|
|
|
1071 |
for( ; (oper = (OperandForm*)_operands.iter()) != NULL;) {
|
|
|
1072 |
// Ensure this is a machine-world instruction
|
|
|
1073 |
if (oper->ideal_only() ) continue;
|
|
|
1074 |
// The declaration of labelOper is in machine-independent file: machnode
|
|
|
1075 |
if ( strcmp(oper->_ident,"label") == 0 ) continue;
|
|
|
1076 |
// The declaration of methodOper is in machine-independent file: machnode
|
|
|
1077 |
if ( strcmp(oper->_ident,"method") == 0 ) continue;
|
|
|
1078 |
|
|
|
1079 |
// Build class definition for this operand
|
|
|
1080 |
fprintf(fp,"\n");
|
|
|
1081 |
fprintf(fp,"class %sOper : public MachOper { \n",oper->_ident);
|
|
|
1082 |
fprintf(fp,"private:\n");
|
|
|
1083 |
// Operand definitions that depend upon number of input edges
|
|
|
1084 |
{
|
|
|
1085 |
uint num_edges = oper->num_edges(_globalNames);
|
|
|
1086 |
if( num_edges != 1 ) { // Use MachOper::num_edges() {return 1;}
|
|
|
1087 |
fprintf(fp," virtual uint num_edges() const { return %d; }\n",
|
|
|
1088 |
num_edges );
|
|
|
1089 |
}
|
|
|
1090 |
if( num_edges > 0 ) {
|
|
|
1091 |
in_RegMask(fp);
|
|
|
1092 |
}
|
|
|
1093 |
}
|
|
|
1094 |
|
|
|
1095 |
// Support storing constants inside the MachOper
|
|
|
1096 |
declareConstStorage(fp,_globalNames,oper);
|
|
|
1097 |
|
|
|
1098 |
// Support storage of the condition codes
|
|
|
1099 |
if( oper->is_ideal_bool() ) {
|
|
|
1100 |
fprintf(fp," virtual int ccode() const { \n");
|
|
|
1101 |
fprintf(fp," switch (_c0) {\n");
|
|
|
1102 |
fprintf(fp," case BoolTest::eq : return equal();\n");
|
|
|
1103 |
fprintf(fp," case BoolTest::gt : return greater();\n");
|
|
|
1104 |
fprintf(fp," case BoolTest::lt : return less();\n");
|
|
|
1105 |
fprintf(fp," case BoolTest::ne : return not_equal();\n");
|
|
|
1106 |
fprintf(fp," case BoolTest::le : return less_equal();\n");
|
|
|
1107 |
fprintf(fp," case BoolTest::ge : return greater_equal();\n");
|
|
|
1108 |
fprintf(fp," default : ShouldNotReachHere(); return 0;\n");
|
|
|
1109 |
fprintf(fp," }\n");
|
|
|
1110 |
fprintf(fp," };\n");
|
|
|
1111 |
}
|
|
|
1112 |
|
|
|
1113 |
// Support storage of the condition codes
|
|
|
1114 |
if( oper->is_ideal_bool() ) {
|
|
|
1115 |
fprintf(fp," virtual void negate() { \n");
|
|
|
1116 |
fprintf(fp," _c0 = (BoolTest::mask)((int)_c0^0x4); \n");
|
|
|
1117 |
fprintf(fp," };\n");
|
|
|
1118 |
}
|
|
|
1119 |
|
|
|
1120 |
// Declare constructor.
|
|
|
1121 |
// Parameters start with condition code, then all other constants
|
|
|
1122 |
//
|
|
|
1123 |
// (1) MachXOper(int32 ccode, int32 c0, int32 c1, ..., int32 cn)
|
|
|
1124 |
// (2) : _ccode(ccode), _c0(c0), _c1(c1), ..., _cn(cn) { }
|
|
|
1125 |
//
|
|
|
1126 |
Form::DataType constant_type = oper->simple_type(_globalNames);
|
|
|
1127 |
defineConstructor(fp, oper->_ident, oper->num_consts(_globalNames),
|
|
|
1128 |
oper->_components, oper->is_ideal_bool(),
|
|
|
1129 |
constant_type, _globalNames);
|
|
|
1130 |
|
|
|
1131 |
// Clone function
|
|
|
1132 |
fprintf(fp," virtual MachOper *clone(Compile* C) const;\n");
|
|
|
1133 |
|
|
|
1134 |
// Support setting a spill offset into a constant operand.
|
|
|
1135 |
// We only support setting an 'int' offset, while in the
|
|
|
1136 |
// LP64 build spill offsets are added with an AddP which
|
|
|
1137 |
// requires a long constant. Thus we don't support spilling
|
|
|
1138 |
// in frames larger than 4Gig.
|
|
|
1139 |
if( oper->has_conI(_globalNames) ||
|
|
|
1140 |
oper->has_conL(_globalNames) )
|
|
|
1141 |
fprintf(fp, " virtual void set_con( jint c0 ) { _c0 = c0; }\n");
|
|
|
1142 |
|
|
|
1143 |
// virtual functions for encoding and format
|
|
|
1144 |
// fprintf(fp," virtual void encode() const {\n %s }\n",
|
|
|
1145 |
// (oper->_encrule)?(oper->_encrule->_encrule):"");
|
|
|
1146 |
// Check the interface type, and generate the correct query functions
|
|
|
1147 |
// encoding queries based upon MEMORY_INTER, REG_INTER, CONST_INTER.
|
|
|
1148 |
|
|
|
1149 |
fprintf(fp," virtual uint opcode() const { return %s; }\n",
|
|
|
1150 |
machOperEnum(oper->_ident));
|
|
|
1151 |
|
|
|
1152 |
// virtual function to look up ideal return type of machine instruction
|
|
|
1153 |
//
|
|
|
1154 |
// (1) virtual const Type *type() const { return .....; }
|
|
|
1155 |
//
|
|
|
1156 |
if ((oper->_matrule) && (oper->_matrule->_lChild == NULL) &&
|
|
|
1157 |
(oper->_matrule->_rChild == NULL)) {
|
|
|
1158 |
unsigned int position = 0;
|
|
|
1159 |
const char *opret, *opname, *optype;
|
|
|
1160 |
oper->_matrule->base_operand(position,_globalNames,opret,opname,optype);
|
|
|
1161 |
fprintf(fp," virtual const Type *type() const {");
|
|
|
1162 |
const char *type = getIdealType(optype);
|
|
|
1163 |
if( type != NULL ) {
|
|
|
1164 |
Form::DataType data_type = oper->is_base_constant(_globalNames);
|
|
|
1165 |
// Check if we are an ideal pointer type
|
|
|
1166 |
if( data_type == Form::idealP ) {
|
|
|
1167 |
// Return the ideal type we already have: <TypePtr *>
|
|
|
1168 |
fprintf(fp," return _c0;");
|
|
|
1169 |
} else {
|
|
|
1170 |
// Return the appropriate bottom type
|
|
|
1171 |
fprintf(fp," return %s;", getIdealType(optype));
|
|
|
1172 |
}
|
|
|
1173 |
} else {
|
|
|
1174 |
fprintf(fp," ShouldNotCallThis(); return Type::BOTTOM;");
|
|
|
1175 |
}
|
|
|
1176 |
fprintf(fp," }\n");
|
|
|
1177 |
} else {
|
|
|
1178 |
// Check for user-defined stack slots, based upon sRegX
|
|
|
1179 |
Form::DataType data_type = oper->is_user_name_for_sReg();
|
|
|
1180 |
if( data_type != Form::none ){
|
|
|
1181 |
const char *type = NULL;
|
|
|
1182 |
switch( data_type ) {
|
|
|
1183 |
case Form::idealI: type = "TypeInt::INT"; break;
|
|
|
1184 |
case Form::idealP: type = "TypePtr::BOTTOM";break;
|
|
|
1185 |
case Form::idealF: type = "Type::FLOAT"; break;
|
|
|
1186 |
case Form::idealD: type = "Type::DOUBLE"; break;
|
|
|
1187 |
case Form::idealL: type = "TypeLong::LONG"; break;
|
|
|
1188 |
case Form::none: // fall through
|
|
|
1189 |
default:
|
|
|
1190 |
assert( false, "No support for this type of stackSlot");
|
|
|
1191 |
}
|
|
|
1192 |
fprintf(fp," virtual const Type *type() const { return %s; } // stackSlotX\n", type);
|
|
|
1193 |
}
|
|
|
1194 |
}
|
|
|
1195 |
|
|
|
1196 |
|
|
|
1197 |
//
|
|
|
1198 |
// virtual functions for defining the encoding interface.
|
|
|
1199 |
//
|
|
|
1200 |
// Access the linearized ideal register mask,
|
|
|
1201 |
// map to physical register encoding
|
|
|
1202 |
if ( oper->_matrule && oper->_matrule->is_base_register(_globalNames) ) {
|
|
|
1203 |
// Just use the default virtual 'reg' call
|
|
|
1204 |
} else if ( oper->ideal_to_sReg_type(oper->_ident) != Form::none ) {
|
|
|
1205 |
// Special handling for operand 'sReg', a Stack Slot Register.
|
|
|
1206 |
// Map linearized ideal register mask to stack slot number
|
|
|
1207 |
fprintf(fp," virtual int reg(PhaseRegAlloc *ra_, const Node *node) const {\n");
|
|
|
1208 |
fprintf(fp," return (int)OptoReg::reg2stack(ra_->get_reg_first(node));/* sReg */\n");
|
|
|
1209 |
fprintf(fp," }\n");
|
|
|
1210 |
fprintf(fp," virtual int reg(PhaseRegAlloc *ra_, const Node *node, int idx) const {\n");
|
|
|
1211 |
fprintf(fp," return (int)OptoReg::reg2stack(ra_->get_reg_first(node->in(idx)));/* sReg */\n");
|
|
|
1212 |
fprintf(fp," }\n");
|
|
|
1213 |
}
|
|
|
1214 |
|
|
|
1215 |
// Output the operand specific access functions used by an enc_class
|
|
|
1216 |
// These are only defined when we want to override the default virtual func
|
|
|
1217 |
if (oper->_interface != NULL) {
|
|
|
1218 |
fprintf(fp,"\n");
|
|
|
1219 |
// Check if it is a Memory Interface
|
|
|
1220 |
if ( oper->_interface->is_MemInterface() != NULL ) {
|
|
|
1221 |
MemInterface *mem_interface = oper->_interface->is_MemInterface();
|
|
|
1222 |
const char *base = mem_interface->_base;
|
|
|
1223 |
if( base != NULL ) {
|
|
|
1224 |
define_oper_interface(fp, *oper, _globalNames, "base", base);
|
|
|
1225 |
}
|
|
|
1226 |
char *index = mem_interface->_index;
|
|
|
1227 |
if( index != NULL ) {
|
|
|
1228 |
define_oper_interface(fp, *oper, _globalNames, "index", index);
|
|
|
1229 |
}
|
|
|
1230 |
const char *scale = mem_interface->_scale;
|
|
|
1231 |
if( scale != NULL ) {
|
|
|
1232 |
define_oper_interface(fp, *oper, _globalNames, "scale", scale);
|
|
|
1233 |
}
|
|
|
1234 |
const char *disp = mem_interface->_disp;
|
|
|
1235 |
if( disp != NULL ) {
|
|
|
1236 |
define_oper_interface(fp, *oper, _globalNames, "disp", disp);
|
|
|
1237 |
oper->disp_is_oop(fp, _globalNames);
|
|
|
1238 |
}
|
|
|
1239 |
if( oper->stack_slots_only(_globalNames) ) {
|
|
|
1240 |
// should not call this:
|
|
|
1241 |
fprintf(fp," virtual int constant_disp() const { return Type::OffsetBot; }");
|
|
|
1242 |
} else if ( disp != NULL ) {
|
|
|
1243 |
define_oper_interface(fp, *oper, _globalNames, "constant_disp", disp);
|
|
|
1244 |
}
|
|
|
1245 |
} // end Memory Interface
|
|
|
1246 |
// Check if it is a Conditional Interface
|
|
|
1247 |
else if (oper->_interface->is_CondInterface() != NULL) {
|
|
|
1248 |
CondInterface *cInterface = oper->_interface->is_CondInterface();
|
|
|
1249 |
const char *equal = cInterface->_equal;
|
|
|
1250 |
if( equal != NULL ) {
|
|
|
1251 |
define_oper_interface(fp, *oper, _globalNames, "equal", equal);
|
|
|
1252 |
}
|
|
|
1253 |
const char *not_equal = cInterface->_not_equal;
|
|
|
1254 |
if( not_equal != NULL ) {
|
|
|
1255 |
define_oper_interface(fp, *oper, _globalNames, "not_equal", not_equal);
|
|
|
1256 |
}
|
|
|
1257 |
const char *less = cInterface->_less;
|
|
|
1258 |
if( less != NULL ) {
|
|
|
1259 |
define_oper_interface(fp, *oper, _globalNames, "less", less);
|
|
|
1260 |
}
|
|
|
1261 |
const char *greater_equal = cInterface->_greater_equal;
|
|
|
1262 |
if( greater_equal != NULL ) {
|
|
|
1263 |
define_oper_interface(fp, *oper, _globalNames, "greater_equal", greater_equal);
|
|
|
1264 |
}
|
|
|
1265 |
const char *less_equal = cInterface->_less_equal;
|
|
|
1266 |
if( less_equal != NULL ) {
|
|
|
1267 |
define_oper_interface(fp, *oper, _globalNames, "less_equal", less_equal);
|
|
|
1268 |
}
|
|
|
1269 |
const char *greater = cInterface->_greater;
|
|
|
1270 |
if( greater != NULL ) {
|
|
|
1271 |
define_oper_interface(fp, *oper, _globalNames, "greater", greater);
|
|
|
1272 |
}
|
|
|
1273 |
} // end Conditional Interface
|
|
|
1274 |
// Check if it is a Constant Interface
|
|
|
1275 |
else if (oper->_interface->is_ConstInterface() != NULL ) {
|
|
|
1276 |
assert( oper->num_consts(_globalNames) == 1,
|
|
|
1277 |
"Must have one constant when using CONST_INTER encoding");
|
|
|
1278 |
if (!strcmp(oper->ideal_type(_globalNames), "ConI")) {
|
|
|
1279 |
// Access the locally stored constant
|
|
|
1280 |
fprintf(fp," virtual intptr_t constant() const {");
|
|
|
1281 |
fprintf(fp, " return (intptr_t)_c0;");
|
|
|
1282 |
fprintf(fp," }\n");
|
|
|
1283 |
}
|
|
|
1284 |
else if (!strcmp(oper->ideal_type(_globalNames), "ConP")) {
|
|
|
1285 |
// Access the locally stored constant
|
|
|
1286 |
fprintf(fp," virtual intptr_t constant() const {");
|
|
|
1287 |
fprintf(fp, " return _c0->get_con();");
|
|
|
1288 |
fprintf(fp, " }\n");
|
|
|
1289 |
// Generate query to determine if this pointer is an oop
|
|
|
1290 |
fprintf(fp," virtual bool constant_is_oop() const {");
|
|
|
1291 |
fprintf(fp, " return _c0->isa_oop_ptr();");
|
|
|
1292 |
fprintf(fp, " }\n");
|
|
|
1293 |
}
|
|
|
1294 |
else if (!strcmp(oper->ideal_type(_globalNames), "ConL")) {
|
|
|
1295 |
fprintf(fp," virtual intptr_t constant() const {");
|
|
|
1296 |
// We don't support addressing modes with > 4Gig offsets.
|
|
|
1297 |
// Truncate to int.
|
|
|
1298 |
fprintf(fp, " return (intptr_t)_c0;");
|
|
|
1299 |
fprintf(fp, " }\n");
|
|
|
1300 |
fprintf(fp," virtual jlong constantL() const {");
|
|
|
1301 |
fprintf(fp, " return _c0;");
|
|
|
1302 |
fprintf(fp, " }\n");
|
|
|
1303 |
}
|
|
|
1304 |
else if (!strcmp(oper->ideal_type(_globalNames), "ConF")) {
|
|
|
1305 |
fprintf(fp," virtual intptr_t constant() const {");
|
|
|
1306 |
fprintf(fp, " ShouldNotReachHere(); return 0; ");
|
|
|
1307 |
fprintf(fp, " }\n");
|
|
|
1308 |
fprintf(fp," virtual jfloat constantF() const {");
|
|
|
1309 |
fprintf(fp, " return (jfloat)_c0;");
|
|
|
1310 |
fprintf(fp, " }\n");
|
|
|
1311 |
}
|
|
|
1312 |
else if (!strcmp(oper->ideal_type(_globalNames), "ConD")) {
|
|
|
1313 |
fprintf(fp," virtual intptr_t constant() const {");
|
|
|
1314 |
fprintf(fp, " ShouldNotReachHere(); return 0; ");
|
|
|
1315 |
fprintf(fp, " }\n");
|
|
|
1316 |
fprintf(fp," virtual jdouble constantD() const {");
|
|
|
1317 |
fprintf(fp, " return _c0;");
|
|
|
1318 |
fprintf(fp, " }\n");
|
|
|
1319 |
}
|
|
|
1320 |
}
|
|
|
1321 |
else if (oper->_interface->is_RegInterface() != NULL) {
|
|
|
1322 |
// make sure that a fixed format string isn't used for an
|
|
|
1323 |
// operand which might be assiged to multiple registers.
|
|
|
1324 |
// Otherwise the opto assembly output could be misleading.
|
|
|
1325 |
if (oper->_format->_strings.count() != 0 && !oper->is_bound_register()) {
|
|
|
1326 |
syntax_err(oper->_linenum,
|
|
|
1327 |
"Only bound registers can have fixed formats: %s\n",
|
|
|
1328 |
oper->_ident);
|
|
|
1329 |
}
|
|
|
1330 |
}
|
|
|
1331 |
else {
|
|
|
1332 |
assert( false, "ShouldNotReachHere();");
|
|
|
1333 |
}
|
|
|
1334 |
}
|
|
|
1335 |
|
|
|
1336 |
fprintf(fp,"\n");
|
|
|
1337 |
// // Currently all XXXOper::hash() methods are identical (990820)
|
|
|
1338 |
// declare_hash(fp);
|
|
|
1339 |
// // Currently all XXXOper::Cmp() methods are identical (990820)
|
|
|
1340 |
// declare_cmp(fp);
|
|
|
1341 |
|
|
|
1342 |
// Do not place dump_spec() and Name() into PRODUCT code
|
|
|
1343 |
// int_format and ext_format are not needed in PRODUCT code either
|
|
|
1344 |
fprintf(fp, "#ifndef PRODUCT\n");
|
|
|
1345 |
|
|
|
1346 |
// Declare int_format() and ext_format()
|
|
|
1347 |
gen_oper_format(fp, _globalNames, *oper);
|
|
|
1348 |
|
|
|
1349 |
// Machine independent print functionality for debugging
|
|
|
1350 |
// IF we have constants, create a dump_spec function for the derived class
|
|
|
1351 |
//
|
|
|
1352 |
// (1) virtual void dump_spec() const {
|
|
|
1353 |
// (2) st->print("#%d", _c#); // Constant != ConP
|
|
|
1354 |
// OR _c#->dump_on(st); // Type ConP
|
|
|
1355 |
// ...
|
|
|
1356 |
// (3) }
|
|
|
1357 |
uint num_consts = oper->num_consts(_globalNames);
|
|
|
1358 |
if( num_consts > 0 ) {
|
|
|
1359 |
// line (1)
|
|
|
1360 |
fprintf(fp, " virtual void dump_spec(outputStream *st) const {\n");
|
|
|
1361 |
// generate format string for st->print
|
|
|
1362 |
// Iterate over the component list & spit out the right thing
|
|
|
1363 |
uint i = 0;
|
|
|
1364 |
const char *type = oper->ideal_type(_globalNames);
|
|
|
1365 |
Component *comp;
|
|
|
1366 |
oper->_components.reset();
|
|
|
1367 |
if ((comp = oper->_components.iter()) == NULL) {
|
|
|
1368 |
assert(num_consts == 1, "Bad component list detected.\n");
|
|
|
1369 |
i = dump_spec_constant( fp, type, i );
|
|
|
1370 |
// Check that type actually matched
|
|
|
1371 |
assert( i != 0, "Non-constant operand lacks component list.");
|
|
|
1372 |
} // end if NULL
|
|
|
1373 |
else {
|
|
|
1374 |
// line (2)
|
|
|
1375 |
// dump all components
|
|
|
1376 |
oper->_components.reset();
|
|
|
1377 |
while((comp = oper->_components.iter()) != NULL) {
|
|
|
1378 |
type = comp->base_type(_globalNames);
|
|
|
1379 |
i = dump_spec_constant( fp, type, i );
|
|
|
1380 |
}
|
|
|
1381 |
}
|
|
|
1382 |
// finish line (3)
|
|
|
1383 |
fprintf(fp," }\n");
|
|
|
1384 |
}
|
|
|
1385 |
|
|
|
1386 |
fprintf(fp," virtual const char *Name() const { return \"%s\";}\n",
|
|
|
1387 |
oper->_ident);
|
|
|
1388 |
|
|
|
1389 |
fprintf(fp,"#endif\n");
|
|
|
1390 |
|
|
|
1391 |
// Close definition of this XxxMachOper
|
|
|
1392 |
fprintf(fp,"};\n");
|
|
|
1393 |
}
|
|
|
1394 |
|
|
|
1395 |
|
|
|
1396 |
// Generate Machine Classes for each instruction defined in AD file
|
|
|
1397 |
fprintf(fp,"\n");
|
|
|
1398 |
fprintf(fp,"//----------------------------Declare classes for Pipelines-----------------\n");
|
|
|
1399 |
declare_pipe_classes(fp);
|
|
|
1400 |
|
|
|
1401 |
// Generate Machine Classes for each instruction defined in AD file
|
|
|
1402 |
fprintf(fp,"\n");
|
|
|
1403 |
fprintf(fp,"//----------------------------Declare classes derived from MachNode----------\n");
|
|
|
1404 |
_instructions.reset();
|
|
|
1405 |
InstructForm *instr;
|
|
|
1406 |
for( ; (instr = (InstructForm*)_instructions.iter()) != NULL; ) {
|
|
|
1407 |
// Ensure this is a machine-world instruction
|
|
|
1408 |
if ( instr->ideal_only() ) continue;
|
|
|
1409 |
|
|
|
1410 |
// Build class definition for this instruction
|
|
|
1411 |
fprintf(fp,"\n");
|
|
|
1412 |
fprintf(fp,"class %sNode : public %s { \n",
|
|
|
1413 |
instr->_ident, instr->mach_base_class() );
|
|
|
1414 |
fprintf(fp,"private:\n");
|
|
|
1415 |
fprintf(fp," MachOper *_opnd_array[%d];\n", instr->num_opnds() );
|
|
|
1416 |
if ( instr->is_ideal_jump() ) {
|
|
|
1417 |
fprintf(fp, " GrowableArray<Label*> _index2label;\n");
|
|
|
1418 |
}
|
|
|
1419 |
fprintf(fp,"public:\n");
|
|
|
1420 |
fprintf(fp," MachOper *opnd_array(uint operand_index) const { assert(operand_index < _num_opnds, \"invalid _opnd_array index\"); return _opnd_array[operand_index]; }\n");
|
|
|
1421 |
fprintf(fp," void set_opnd_array(uint operand_index, MachOper *operand) { assert(operand_index < _num_opnds, \"invalid _opnd_array index\"); _opnd_array[operand_index] = operand; }\n");
|
|
|
1422 |
fprintf(fp,"private:\n");
|
|
|
1423 |
if ( instr->is_ideal_jump() ) {
|
|
|
1424 |
fprintf(fp," virtual void add_case_label(int index_num, Label* blockLabel) {\n");
|
|
|
1425 |
fprintf(fp," _index2label.at_put_grow(index_num, blockLabel);}\n");
|
|
|
1426 |
}
|
|
|
1427 |
if( can_cisc_spill() && (instr->cisc_spill_alternate() != NULL) ) {
|
|
|
1428 |
fprintf(fp," const RegMask *_cisc_RegMask;\n");
|
|
|
1429 |
}
|
|
|
1430 |
|
|
|
1431 |
out_RegMask(fp); // output register mask
|
|
|
1432 |
fprintf(fp," virtual uint rule() const { return %s_rule; }\n",
|
|
|
1433 |
instr->_ident);
|
|
|
1434 |
|
|
|
1435 |
// If this instruction contains a labelOper
|
|
|
1436 |
// Declare Node::methods that set operand Label's contents
|
|
|
1437 |
int label_position = instr->label_position();
|
|
|
1438 |
if( label_position != -1 ) {
|
|
|
1439 |
// Set the label, stored in labelOper::_branch_label
|
|
|
1440 |
fprintf(fp," virtual void label_set( Label& label, uint block_num );\n");
|
|
|
1441 |
}
|
|
|
1442 |
|
|
|
1443 |
// If this instruction contains a methodOper
|
|
|
1444 |
// Declare Node::methods that set operand method's contents
|
|
|
1445 |
int method_position = instr->method_position();
|
|
|
1446 |
if( method_position != -1 ) {
|
|
|
1447 |
// Set the address method, stored in methodOper::_method
|
|
|
1448 |
fprintf(fp," virtual void method_set( intptr_t method );\n");
|
|
|
1449 |
}
|
|
|
1450 |
|
|
|
1451 |
// virtual functions for attributes
|
|
|
1452 |
//
|
|
|
1453 |
// Each instruction attribute results in a virtual call of same name.
|
|
|
1454 |
// The ins_cost is not handled here.
|
|
|
1455 |
Attribute *attr = instr->_attribs;
|
|
|
1456 |
bool is_pc_relative = false;
|
|
|
1457 |
while (attr != NULL) {
|
|
|
1458 |
if (strcmp(attr->_ident,"ins_cost") &&
|
|
|
1459 |
strcmp(attr->_ident,"ins_pc_relative")) {
|
|
|
1460 |
fprintf(fp," int %s() const { return %s; }\n",
|
|
|
1461 |
attr->_ident, attr->_val);
|
|
|
1462 |
}
|
|
|
1463 |
// Check value for ins_pc_relative, and if it is true (1), set the flag
|
|
|
1464 |
if (!strcmp(attr->_ident,"ins_pc_relative") && attr->int_val(*this) != 0)
|
|
|
1465 |
is_pc_relative = true;
|
|
|
1466 |
attr = (Attribute *)attr->_next;
|
|
|
1467 |
}
|
|
|
1468 |
|
|
|
1469 |
// virtual functions for encode and format
|
|
|
1470 |
//
|
|
|
1471 |
// Output the opcode function and the encode function here using the
|
|
|
1472 |
// encoding class information in the _insencode slot.
|
|
|
1473 |
if ( instr->_insencode ) {
|
|
|
1474 |
fprintf(fp," virtual void emit(CodeBuffer &cbuf, PhaseRegAlloc *ra_) const;\n");
|
|
|
1475 |
}
|
|
|
1476 |
|
|
|
1477 |
// virtual function for getting the size of an instruction
|
|
|
1478 |
if ( instr->_size ) {
|
|
|
1479 |
fprintf(fp," virtual uint size(PhaseRegAlloc *ra_) const;\n");
|
|
|
1480 |
}
|
|
|
1481 |
|
|
|
1482 |
// Return the top-level ideal opcode.
|
|
|
1483 |
// Use MachNode::ideal_Opcode() for nodes based on MachNode class
|
|
|
1484 |
// if the ideal_Opcode == Op_Node.
|
|
|
1485 |
if ( strcmp("Node", instr->ideal_Opcode(_globalNames)) != 0 ||
|
|
|
1486 |
strcmp("MachNode", instr->mach_base_class()) != 0 ) {
|
|
|
1487 |
fprintf(fp," virtual int ideal_Opcode() const { return Op_%s; }\n",
|
|
|
1488 |
instr->ideal_Opcode(_globalNames) );
|
|
|
1489 |
}
|
|
|
1490 |
|
|
|
1491 |
// Allow machine-independent optimization, invert the sense of the IF test
|
|
|
1492 |
if( instr->is_ideal_if() ) {
|
|
|
1493 |
fprintf(fp," virtual void negate() { \n");
|
|
|
1494 |
// Identify which operand contains the negate(able) ideal condition code
|
|
|
1495 |
int idx = 0;
|
|
|
1496 |
instr->_components.reset();
|
|
|
1497 |
for( Component *comp; (comp = instr->_components.iter()) != NULL; ) {
|
|
|
1498 |
// Check that component is an operand
|
|
|
1499 |
Form *form = (Form*)_globalNames[comp->_type];
|
|
|
1500 |
OperandForm *opForm = form ? form->is_operand() : NULL;
|
|
|
1501 |
if( opForm == NULL ) continue;
|
|
|
1502 |
|
|
|
1503 |
// Lookup the position of the operand in the instruction.
|
|
|
1504 |
if( opForm->is_ideal_bool() ) {
|
|
|
1505 |
idx = instr->operand_position(comp->_name, comp->_usedef);
|
|
|
1506 |
assert( idx != NameList::Not_in_list, "Did not find component in list that contained it.");
|
|
|
1507 |
break;
|
|
|
1508 |
}
|
|
|
1509 |
}
|
|
|
1510 |
fprintf(fp," opnd_array(%d)->negate();\n", idx);
|
|
|
1511 |
fprintf(fp," _prob = 1.0f - _prob;\n");
|
|
|
1512 |
fprintf(fp," };\n");
|
|
|
1513 |
}
|
|
|
1514 |
|
|
|
1515 |
|
|
|
1516 |
// Identify which input register matches the input register.
|
|
|
1517 |
uint matching_input = instr->two_address(_globalNames);
|
|
|
1518 |
|
|
|
1519 |
// Generate the method if it returns != 0 otherwise use MachNode::two_adr()
|
|
|
1520 |
if( matching_input != 0 ) {
|
|
|
1521 |
fprintf(fp," virtual uint two_adr() const ");
|
|
|
1522 |
fprintf(fp,"{ return oper_input_base()");
|
|
|
1523 |
for( uint i = 2; i <= matching_input; i++ )
|
|
|
1524 |
fprintf(fp," + opnd_array(%d)->num_edges()",i-1);
|
|
|
1525 |
fprintf(fp,"; }\n");
|
|
|
1526 |
}
|
|
|
1527 |
|
|
|
1528 |
// Declare cisc_version, if applicable
|
|
|
1529 |
// MachNode *cisc_version( int offset /* ,... */ );
|
|
|
1530 |
instr->declare_cisc_version(*this, fp);
|
|
|
1531 |
|
|
|
1532 |
// If there is an explicit peephole rule, build it
|
|
|
1533 |
if ( instr->peepholes() != NULL ) {
|
|
|
1534 |
fprintf(fp," virtual MachNode *peephole(Block *block, int block_index, PhaseRegAlloc *ra_, int &deleted, Compile *C);\n");
|
|
|
1535 |
}
|
|
|
1536 |
|
|
|
1537 |
// Output the declaration for number of relocation entries
|
|
|
1538 |
if ( instr->reloc(_globalNames) != 0 ) {
|
|
|
1539 |
fprintf(fp," virtual int reloc() const;\n");
|
|
|
1540 |
}
|
|
|
1541 |
|
|
|
1542 |
if (instr->alignment() != 1) {
|
|
|
1543 |
fprintf(fp," virtual int alignment_required() const { return %d; }\n", instr->alignment());
|
|
|
1544 |
fprintf(fp," virtual int compute_padding(int current_offset) const;\n");
|
|
|
1545 |
}
|
|
|
1546 |
|
|
|
1547 |
// Starting point for inputs matcher wants.
|
|
|
1548 |
// Use MachNode::oper_input_base() for nodes based on MachNode class
|
|
|
1549 |
// if the base == 1.
|
|
|
1550 |
if ( instr->oper_input_base(_globalNames) != 1 ||
|
|
|
1551 |
strcmp("MachNode", instr->mach_base_class()) != 0 ) {
|
|
|
1552 |
fprintf(fp," virtual uint oper_input_base() const { return %d; }\n",
|
|
|
1553 |
instr->oper_input_base(_globalNames));
|
|
|
1554 |
}
|
|
|
1555 |
|
|
|
1556 |
// Make the constructor and following methods 'public:'
|
|
|
1557 |
fprintf(fp,"public:\n");
|
|
|
1558 |
|
|
|
1559 |
// Constructor
|
|
|
1560 |
if ( instr->is_ideal_jump() ) {
|
|
|
1561 |
fprintf(fp," %sNode() : _index2label(MinJumpTableSize*2) { ", instr->_ident);
|
|
|
1562 |
} else {
|
|
|
1563 |
fprintf(fp," %sNode() { ", instr->_ident);
|
|
|
1564 |
if( can_cisc_spill() && (instr->cisc_spill_alternate() != NULL) ) {
|
|
|
1565 |
fprintf(fp,"_cisc_RegMask = NULL; ");
|
|
|
1566 |
}
|
|
|
1567 |
}
|
|
|
1568 |
|
|
|
1569 |
fprintf(fp," _num_opnds = %d; _opnds = _opnd_array; ", instr->num_opnds());
|
|
|
1570 |
|
|
|
1571 |
bool node_flags_set = false;
|
|
|
1572 |
// flag: if this instruction matches an ideal 'Goto' node
|
|
|
1573 |
if ( instr->is_ideal_goto() ) {
|
|
|
1574 |
fprintf(fp,"init_flags(Flag_is_Goto");
|
|
|
1575 |
node_flags_set = true;
|
|
|
1576 |
}
|
|
|
1577 |
|
|
|
1578 |
// flag: if this instruction matches an ideal 'Copy*' node
|
|
|
1579 |
if ( instr->is_ideal_copy() != 0 ) {
|
|
|
1580 |
if ( node_flags_set ) {
|
|
|
1581 |
fprintf(fp," | Flag_is_Copy");
|
|
|
1582 |
} else {
|
|
|
1583 |
fprintf(fp,"init_flags(Flag_is_Copy");
|
|
|
1584 |
node_flags_set = true;
|
|
|
1585 |
}
|
|
|
1586 |
}
|
|
|
1587 |
|
|
|
1588 |
// Is an instruction is a constant? If so, get its type
|
|
|
1589 |
Form::DataType data_type;
|
|
|
1590 |
const char *opType = NULL;
|
|
|
1591 |
const char *result = NULL;
|
|
|
1592 |
data_type = instr->is_chain_of_constant(_globalNames, opType, result);
|
|
|
1593 |
// Check if this instruction is a constant
|
|
|
1594 |
if ( data_type != Form::none ) {
|
|
|
1595 |
if ( node_flags_set ) {
|
|
|
1596 |
fprintf(fp," | Flag_is_Con");
|
|
|
1597 |
} else {
|
|
|
1598 |
fprintf(fp,"init_flags(Flag_is_Con");
|
|
|
1599 |
node_flags_set = true;
|
|
|
1600 |
}
|
|
|
1601 |
}
|
|
|
1602 |
|
|
|
1603 |
// flag: if instruction matches 'If' | 'Goto' | 'CountedLoopEnd | 'Jump'
|
|
|
1604 |
if ( instr->is_ideal_branch() ) {
|
|
|
1605 |
if ( node_flags_set ) {
|
|
|
1606 |
fprintf(fp," | Flag_is_Branch");
|
|
|
1607 |
} else {
|
|
|
1608 |
fprintf(fp,"init_flags(Flag_is_Branch");
|
|
|
1609 |
node_flags_set = true;
|
|
|
1610 |
}
|
|
|
1611 |
}
|
|
|
1612 |
|
|
|
1613 |
// flag: if this instruction is cisc alternate
|
|
|
1614 |
if ( can_cisc_spill() && instr->is_cisc_alternate() ) {
|
|
|
1615 |
if ( node_flags_set ) {
|
|
|
1616 |
fprintf(fp," | Flag_is_cisc_alternate");
|
|
|
1617 |
} else {
|
|
|
1618 |
fprintf(fp,"init_flags(Flag_is_cisc_alternate");
|
|
|
1619 |
node_flags_set = true;
|
|
|
1620 |
}
|
|
|
1621 |
}
|
|
|
1622 |
|
|
|
1623 |
// flag: if this instruction is pc relative
|
|
|
1624 |
if ( is_pc_relative ) {
|
|
|
1625 |
if ( node_flags_set ) {
|
|
|
1626 |
fprintf(fp," | Flag_is_pc_relative");
|
|
|
1627 |
} else {
|
|
|
1628 |
fprintf(fp,"init_flags(Flag_is_pc_relative");
|
|
|
1629 |
node_flags_set = true;
|
|
|
1630 |
}
|
|
|
1631 |
}
|
|
|
1632 |
|
|
|
1633 |
// flag: if this instruction has short branch form
|
|
|
1634 |
if ( instr->has_short_branch_form() ) {
|
|
|
1635 |
if ( node_flags_set ) {
|
|
|
1636 |
fprintf(fp," | Flag_may_be_short_branch");
|
|
|
1637 |
} else {
|
|
|
1638 |
fprintf(fp,"init_flags(Flag_may_be_short_branch");
|
|
|
1639 |
node_flags_set = true;
|
|
|
1640 |
}
|
|
|
1641 |
}
|
|
|
1642 |
|
|
|
1643 |
// Check if machine instructions that USE memory, but do not DEF memory,
|
|
|
1644 |
// depend upon a node that defines memory in machine-independent graph.
|
|
|
1645 |
if ( instr->needs_anti_dependence_check(_globalNames) ) {
|
|
|
1646 |
if ( node_flags_set ) {
|
|
|
1647 |
fprintf(fp," | Flag_needs_anti_dependence_check");
|
|
|
1648 |
} else {
|
|
|
1649 |
fprintf(fp,"init_flags(Flag_needs_anti_dependence_check");
|
|
|
1650 |
node_flags_set = true;
|
|
|
1651 |
}
|
|
|
1652 |
}
|
|
|
1653 |
|
|
|
1654 |
if ( node_flags_set ) {
|
|
|
1655 |
fprintf(fp,"); ");
|
|
|
1656 |
}
|
|
|
1657 |
|
|
|
1658 |
if (instr->is_ideal_unlock() || instr->is_ideal_call_leaf()) {
|
|
|
1659 |
fprintf(fp,"clear_flag(Flag_is_safepoint_node); ");
|
|
|
1660 |
}
|
|
|
1661 |
|
|
|
1662 |
fprintf(fp,"}\n");
|
|
|
1663 |
|
|
|
1664 |
// size_of, used by base class's clone to obtain the correct size.
|
|
|
1665 |
fprintf(fp," virtual uint size_of() const {");
|
|
|
1666 |
fprintf(fp, " return sizeof(%sNode);", instr->_ident);
|
|
|
1667 |
fprintf(fp, " }\n");
|
|
|
1668 |
|
|
|
1669 |
// Virtual methods which are only generated to override base class
|
|
|
1670 |
if( instr->expands() || instr->needs_projections() ||
|
|
|
1671 |
instr->has_temps() ||
|
|
|
1672 |
instr->_matrule != NULL &&
|
|
|
1673 |
instr->num_opnds() != instr->num_unique_opnds() ) {
|
|
|
1674 |
fprintf(fp," virtual MachNode *Expand(State *state, Node_List &proj_list);\n");
|
|
|
1675 |
}
|
|
|
1676 |
|
|
|
1677 |
if (instr->is_pinned(_globalNames)) {
|
|
|
1678 |
fprintf(fp," virtual bool pinned() const { return ");
|
|
|
1679 |
if (instr->is_parm(_globalNames)) {
|
|
|
1680 |
fprintf(fp,"_in[0]->pinned();");
|
|
|
1681 |
} else {
|
|
|
1682 |
fprintf(fp,"true;");
|
|
|
1683 |
}
|
|
|
1684 |
fprintf(fp," }\n");
|
|
|
1685 |
}
|
|
|
1686 |
if (instr->is_projection(_globalNames)) {
|
|
|
1687 |
fprintf(fp," virtual const Node *is_block_proj() const { return this; }\n");
|
|
|
1688 |
}
|
|
|
1689 |
if ( instr->num_post_match_opnds() != 0
|
|
|
1690 |
|| instr->is_chain_of_constant(_globalNames) ) {
|
|
|
1691 |
fprintf(fp," friend MachNode *State::MachNodeGenerator(int opcode, Compile* C);\n");
|
|
|
1692 |
}
|
|
|
1693 |
if ( instr->rematerialize(_globalNames, get_registers()) ) {
|
|
|
1694 |
fprintf(fp," // Rematerialize %s\n", instr->_ident);
|
|
|
1695 |
}
|
|
|
1696 |
|
|
|
1697 |
// Declare short branch methods, if applicable
|
|
|
1698 |
instr->declare_short_branch_methods(fp);
|
|
|
1699 |
|
|
|
1700 |
// Instructions containing a constant that will be entered into the
|
|
|
1701 |
// float/double table redefine the base virtual function
|
|
|
1702 |
#ifdef SPARC
|
|
|
1703 |
// Sparc doubles entries in the constant table require more space for
|
|
|
1704 |
// alignment. (expires 9/98)
|
|
|
1705 |
int table_entries = (3 * instr->num_consts( _globalNames, Form::idealD ))
|
|
|
1706 |
+ instr->num_consts( _globalNames, Form::idealF );
|
|
|
1707 |
#else
|
|
|
1708 |
int table_entries = instr->num_consts( _globalNames, Form::idealD )
|
|
|
1709 |
+ instr->num_consts( _globalNames, Form::idealF );
|
|
|
1710 |
#endif
|
|
|
1711 |
if( table_entries != 0 ) {
|
|
|
1712 |
fprintf(fp," virtual int const_size() const {");
|
|
|
1713 |
fprintf(fp, " return %d;", table_entries);
|
|
|
1714 |
fprintf(fp, " }\n");
|
|
|
1715 |
}
|
|
|
1716 |
|
|
|
1717 |
|
|
|
1718 |
// See if there is an "ins_pipe" declaration for this instruction
|
|
|
1719 |
if (instr->_ins_pipe) {
|
|
|
1720 |
fprintf(fp," static const Pipeline *pipeline_class();\n");
|
|
|
1721 |
fprintf(fp," virtual const Pipeline *pipeline() const;\n");
|
|
|
1722 |
}
|
|
|
1723 |
|
|
|
1724 |
// Generate virtual function for MachNodeX::bottom_type when necessary
|
|
|
1725 |
//
|
|
|
1726 |
// Note on accuracy: Pointer-types of machine nodes need to be accurate,
|
|
|
1727 |
// or else alias analysis on the matched graph may produce bad code.
|
|
|
1728 |
// Moreover, the aliasing decisions made on machine-node graph must be
|
|
|
1729 |
// no less accurate than those made on the ideal graph, or else the graph
|
|
|
1730 |
// may fail to schedule. (Reason: Memory ops which are reordered in
|
|
|
1731 |
// the ideal graph might look interdependent in the machine graph,
|
|
|
1732 |
// thereby removing degrees of scheduling freedom that the optimizer
|
|
|
1733 |
// assumed would be available.)
|
|
|
1734 |
//
|
|
|
1735 |
// %%% We should handle many of these cases with an explicit ADL clause:
|
|
|
1736 |
// instruct foo() %{ ... bottom_type(TypeRawPtr::BOTTOM); ... %}
|
|
|
1737 |
if( data_type != Form::none ) {
|
|
|
1738 |
// A constant's bottom_type returns a Type containing its constant value
|
|
|
1739 |
|
|
|
1740 |
// !!!!!
|
|
|
1741 |
// Convert all ints, floats, ... to machine-independent TypeXs
|
|
|
1742 |
// as is done for pointers
|
|
|
1743 |
//
|
|
|
1744 |
// Construct appropriate constant type containing the constant value.
|
|
|
1745 |
fprintf(fp," virtual const class Type *bottom_type() const{\n");
|
|
|
1746 |
switch( data_type ) {
|
|
|
1747 |
case Form::idealI:
|
|
|
1748 |
fprintf(fp," return TypeInt::make(opnd_array(1)->constant());\n");
|
|
|
1749 |
break;
|
|
|
1750 |
case Form::idealP:
|
|
|
1751 |
fprintf(fp," return opnd_array(1)->type();\n",result);
|
|
|
1752 |
break;
|
|
|
1753 |
case Form::idealD:
|
|
|
1754 |
fprintf(fp," return TypeD::make(opnd_array(1)->constantD());\n");
|
|
|
1755 |
break;
|
|
|
1756 |
case Form::idealF:
|
|
|
1757 |
fprintf(fp," return TypeF::make(opnd_array(1)->constantF());\n");
|
|
|
1758 |
break;
|
|
|
1759 |
case Form::idealL:
|
|
|
1760 |
fprintf(fp," return TypeLong::make(opnd_array(1)->constantL());\n");
|
|
|
1761 |
break;
|
|
|
1762 |
default:
|
|
|
1763 |
assert( false, "Unimplemented()" );
|
|
|
1764 |
break;
|
|
|
1765 |
}
|
|
|
1766 |
fprintf(fp," };\n");
|
|
|
1767 |
}
|
|
|
1768 |
/* else if ( instr->_matrule && instr->_matrule->_rChild &&
|
|
|
1769 |
( strcmp("ConvF2I",instr->_matrule->_rChild->_opType)==0
|
|
|
1770 |
|| strcmp("ConvD2I",instr->_matrule->_rChild->_opType)==0 ) ) {
|
|
|
1771 |
// !!!!! !!!!!
|
|
|
1772 |
// Provide explicit bottom type for conversions to int
|
|
|
1773 |
// On Intel the result operand is a stackSlot, untyped.
|
|
|
1774 |
fprintf(fp," virtual const class Type *bottom_type() const{");
|
|
|
1775 |
fprintf(fp, " return TypeInt::INT;");
|
|
|
1776 |
fprintf(fp, " };\n");
|
|
|
1777 |
}*/
|
|
|
1778 |
else if( instr->is_ideal_copy() &&
|
|
|
1779 |
!strcmp(instr->_matrule->_lChild->_opType,"stackSlotP") ) {
|
|
|
1780 |
// !!!!!
|
|
|
1781 |
// Special hack for ideal Copy of pointer. Bottom type is oop or not depending on input.
|
|
|
1782 |
fprintf(fp," const Type *bottom_type() const { return in(1)->bottom_type(); } // Copy?\n");
|
|
|
1783 |
}
|
|
|
1784 |
else if( instr->is_ideal_loadPC() ) {
|
|
|
1785 |
// LoadPCNode provides the return address of a call to native code.
|
|
|
1786 |
// Define its bottom type to be TypeRawPtr::BOTTOM instead of TypePtr::BOTTOM
|
|
|
1787 |
// since it is a pointer to an internal VM location and must have a zero offset.
|
|
|
1788 |
// Allocation detects derived pointers, in part, by their non-zero offsets.
|
|
|
1789 |
fprintf(fp," const Type *bottom_type() const { return TypeRawPtr::BOTTOM; } // LoadPC?\n");
|
|
|
1790 |
}
|
|
|
1791 |
else if( instr->is_ideal_box() ) {
|
|
|
1792 |
// BoxNode provides the address of a stack slot.
|
|
|
1793 |
// Define its bottom type to be TypeRawPtr::BOTTOM instead of TypePtr::BOTTOM
|
|
|
1794 |
// This prevent s insert_anti_dependencies from complaining. It will
|
|
|
1795 |
// complain if it see that the pointer base is TypePtr::BOTTOM since
|
|
|
1796 |
// it doesn't understand what that might alias.
|
|
|
1797 |
fprintf(fp," const Type *bottom_type() const { return TypeRawPtr::BOTTOM; } // Box?\n");
|
|
|
1798 |
}
|
|
|
1799 |
else if( instr->_matrule && instr->_matrule->_rChild && !strcmp(instr->_matrule->_rChild->_opType,"CMoveP") ) {
|
|
|
1800 |
int offset = 1;
|
|
|
1801 |
// Special special hack to see if the Cmp? has been incorporated in the conditional move
|
|
|
1802 |
MatchNode *rl = instr->_matrule->_rChild->_lChild;
|
|
|
1803 |
if( rl && !strcmp(rl->_opType, "Binary") ) {
|
|
|
1804 |
MatchNode *rlr = rl->_rChild;
|
|
|
1805 |
if (rlr && strncmp(rlr->_opType, "Cmp", 3) == 0)
|
|
|
1806 |
offset = 2;
|
|
|
1807 |
}
|
|
|
1808 |
// Special hack for ideal CMoveP; ideal type depends on inputs
|
|
|
1809 |
fprintf(fp," const Type *bottom_type() const { const Type *t = in(oper_input_base()+%d)->bottom_type(); return (req() <= oper_input_base()+%d) ? t : t->meet(in(oper_input_base()+%d)->bottom_type()); } // CMoveP\n",
|
|
|
1810 |
offset, offset+1, offset+1);
|
|
|
1811 |
}
|
|
|
1812 |
else if( instr->needs_base_oop_edge(_globalNames) ) {
|
|
|
1813 |
// Special hack for ideal AddP. Bottom type is an oop IFF it has a
|
|
|
1814 |
// legal base-pointer input. Otherwise it is NOT an oop.
|
|
|
1815 |
fprintf(fp," const Type *bottom_type() const { return AddPNode::mach_bottom_type(this); } // AddP\n");
|
|
|
1816 |
}
|
|
|
1817 |
else if (instr->is_tls_instruction()) {
|
|
|
1818 |
// Special hack for tlsLoadP
|
|
|
1819 |
fprintf(fp," const Type *bottom_type() const { return TypeRawPtr::BOTTOM; } // tlsLoadP\n");
|
|
|
1820 |
}
|
|
|
1821 |
else if ( instr->is_ideal_if() ) {
|
|
|
1822 |
fprintf(fp," const Type *bottom_type() const { return TypeTuple::IFBOTH; } // matched IfNode\n");
|
|
|
1823 |
}
|
|
|
1824 |
else if ( instr->is_ideal_membar() ) {
|
|
|
1825 |
fprintf(fp," const Type *bottom_type() const { return TypeTuple::MEMBAR; } // matched MemBar\n");
|
|
|
1826 |
}
|
|
|
1827 |
|
|
|
1828 |
// Check where 'ideal_type' must be customized
|
|
|
1829 |
/*
|
|
|
1830 |
if ( instr->_matrule && instr->_matrule->_rChild &&
|
|
|
1831 |
( strcmp("ConvF2I",instr->_matrule->_rChild->_opType)==0
|
|
|
1832 |
|| strcmp("ConvD2I",instr->_matrule->_rChild->_opType)==0 ) ) {
|
|
|
1833 |
fprintf(fp," virtual uint ideal_reg() const { return Compile::current()->matcher()->base2reg[Type::Int]; }\n");
|
|
|
1834 |
}*/
|
|
|
1835 |
|
|
|
1836 |
// Analyze machine instructions that either USE or DEF memory.
|
|
|
1837 |
int memory_operand = instr->memory_operand(_globalNames);
|
|
|
1838 |
// Some guys kill all of memory
|
|
|
1839 |
if ( instr->is_wide_memory_kill(_globalNames) ) {
|
|
|
1840 |
memory_operand = InstructForm::MANY_MEMORY_OPERANDS;
|
|
|
1841 |
}
|
|
|
1842 |
if ( memory_operand != InstructForm::NO_MEMORY_OPERAND ) {
|
|
|
1843 |
if( memory_operand == InstructForm::MANY_MEMORY_OPERANDS ) {
|
|
|
1844 |
fprintf(fp," virtual const TypePtr *adr_type() const;\n");
|
|
|
1845 |
}
|
|
|
1846 |
fprintf(fp," virtual const MachOper *memory_operand() const;\n");
|
|
|
1847 |
}
|
|
|
1848 |
|
|
|
1849 |
fprintf(fp, "#ifndef PRODUCT\n");
|
|
|
1850 |
|
|
|
1851 |
// virtual function for generating the user's assembler output
|
|
|
1852 |
gen_inst_format(fp, _globalNames,*instr);
|
|
|
1853 |
|
|
|
1854 |
// Machine independent print functionality for debugging
|
|
|
1855 |
fprintf(fp," virtual const char *Name() const { return \"%s\";}\n",
|
|
|
1856 |
instr->_ident);
|
|
|
1857 |
|
|
|
1858 |
fprintf(fp, "#endif\n");
|
|
|
1859 |
|
|
|
1860 |
// Close definition of this XxxMachNode
|
|
|
1861 |
fprintf(fp,"};\n");
|
|
|
1862 |
};
|
|
|
1863 |
|
|
|
1864 |
}
|
|
|
1865 |
|
|
|
1866 |
void ArchDesc::defineStateClass(FILE *fp) {
|
|
|
1867 |
static const char *state__valid = "_valid[((uint)index) >> 5] & (0x1 << (((uint)index) & 0x0001F))";
|
|
|
1868 |
static const char *state__set_valid= "_valid[((uint)index) >> 5] |= (0x1 << (((uint)index) & 0x0001F))";
|
|
|
1869 |
|
|
|
1870 |
fprintf(fp,"\n");
|
|
|
1871 |
fprintf(fp,"// MACROS to inline and constant fold State::valid(index)...\n");
|
|
|
1872 |
fprintf(fp,"// when given a constant 'index' in dfa_<arch>.cpp\n");
|
|
|
1873 |
fprintf(fp,"// uint word = index >> 5; // Shift out bit position\n");
|
|
|
1874 |
fprintf(fp,"// uint bitpos = index & 0x0001F; // Mask off word bits\n");
|
|
|
1875 |
fprintf(fp,"#define STATE__VALID(index) ");
|
|
|
1876 |
fprintf(fp," (%s)\n", state__valid);
|
|
|
1877 |
fprintf(fp,"\n");
|
|
|
1878 |
fprintf(fp,"#define STATE__NOT_YET_VALID(index) ");
|
|
|
1879 |
fprintf(fp," ( (%s) == 0 )\n", state__valid);
|
|
|
1880 |
fprintf(fp,"\n");
|
|
|
1881 |
fprintf(fp,"#define STATE__VALID_CHILD(state,index) ");
|
|
|
1882 |
fprintf(fp," ( state && (state->%s) )\n", state__valid);
|
|
|
1883 |
fprintf(fp,"\n");
|
|
|
1884 |
fprintf(fp,"#define STATE__SET_VALID(index) ");
|
|
|
1885 |
fprintf(fp," (%s)\n", state__set_valid);
|
|
|
1886 |
fprintf(fp,"\n");
|
|
|
1887 |
fprintf(fp,
|
|
|
1888 |
"//---------------------------State-------------------------------------------\n");
|
|
|
1889 |
fprintf(fp,"// State contains an integral cost vector, indexed by machine operand opcodes,\n");
|
|
|
1890 |
fprintf(fp,"// a rule vector consisting of machine operand/instruction opcodes, and also\n");
|
|
|
1891 |
fprintf(fp,"// indexed by machine operand opcodes, pointers to the children in the label\n");
|
|
|
1892 |
fprintf(fp,"// tree generated by the Label routines in ideal nodes (currently limited to\n");
|
|
|
1893 |
fprintf(fp,"// two for convenience, but this could change).\n");
|
|
|
1894 |
fprintf(fp,"class State : public ResourceObj {\n");
|
|
|
1895 |
fprintf(fp,"public:\n");
|
|
|
1896 |
fprintf(fp," int _id; // State identifier\n");
|
|
|
1897 |
fprintf(fp," Node *_leaf; // Ideal (non-machine-node) leaf of match tree\n");
|
|
|
1898 |
fprintf(fp," State *_kids[2]; // Children of state node in label tree\n");
|
|
|
1899 |
fprintf(fp," unsigned int _cost[_LAST_MACH_OPER]; // Cost vector, indexed by operand opcodes\n");
|
|
|
1900 |
fprintf(fp," unsigned int _rule[_LAST_MACH_OPER]; // Rule vector, indexed by operand opcodes\n");
|
|
|
1901 |
fprintf(fp," unsigned int _valid[(_LAST_MACH_OPER/32)+1]; // Bit Map of valid Cost/Rule entries\n");
|
|
|
1902 |
fprintf(fp,"\n");
|
|
|
1903 |
fprintf(fp," State(void); // Constructor\n");
|
|
|
1904 |
fprintf(fp," DEBUG_ONLY( ~State(void); ) // Destructor\n");
|
|
|
1905 |
fprintf(fp,"\n");
|
|
|
1906 |
fprintf(fp," // Methods created by ADLC and invoked by Reduce\n");
|
|
|
1907 |
fprintf(fp," MachOper *MachOperGenerator( int opcode, Compile* C );\n");
|
|
|
1908 |
fprintf(fp," MachNode *MachNodeGenerator( int opcode, Compile* C );\n");
|
|
|
1909 |
fprintf(fp,"\n");
|
|
|
1910 |
fprintf(fp," // Assign a state to a node, definition of method produced by ADLC\n");
|
|
|
1911 |
fprintf(fp," bool DFA( int opcode, const Node *ideal );\n");
|
|
|
1912 |
fprintf(fp,"\n");
|
|
|
1913 |
fprintf(fp," // Access function for _valid bit vector\n");
|
|
|
1914 |
fprintf(fp," bool valid(uint index) {\n");
|
|
|
1915 |
fprintf(fp," return( STATE__VALID(index) != 0 );\n");
|
|
|
1916 |
fprintf(fp," }\n");
|
|
|
1917 |
fprintf(fp,"\n");
|
|
|
1918 |
fprintf(fp," // Set function for _valid bit vector\n");
|
|
|
1919 |
fprintf(fp," void set_valid(uint index) {\n");
|
|
|
1920 |
fprintf(fp," STATE__SET_VALID(index);\n");
|
|
|
1921 |
fprintf(fp," }\n");
|
|
|
1922 |
fprintf(fp,"\n");
|
|
|
1923 |
fprintf(fp,"#ifndef PRODUCT\n");
|
|
|
1924 |
fprintf(fp," void dump(); // Debugging prints\n");
|
|
|
1925 |
fprintf(fp," void dump(int depth);\n");
|
|
|
1926 |
fprintf(fp,"#endif\n");
|
|
|
1927 |
if (_dfa_small) {
|
|
|
1928 |
// Generate the routine name we'll need
|
|
|
1929 |
for (int i = 1; i < _last_opcode; i++) {
|
|
|
1930 |
if (_mlistab[i] == NULL) continue;
|
|
|
1931 |
fprintf(fp, " void _sub_Op_%s(const Node *n);\n", NodeClassNames[i]);
|
|
|
1932 |
}
|
|
|
1933 |
}
|
|
|
1934 |
fprintf(fp,"};\n");
|
|
|
1935 |
fprintf(fp,"\n");
|
|
|
1936 |
fprintf(fp,"\n");
|
|
|
1937 |
|
|
|
1938 |
}
|
|
|
1939 |
|
|
|
1940 |
|
|
|
1941 |
//---------------------------buildMachOperEnum---------------------------------
|
|
|
1942 |
// Build enumeration for densely packed operands.
|
|
|
1943 |
// This enumeration is used to index into the arrays in the State objects
|
|
|
1944 |
// that indicate cost and a successfull rule match.
|
|
|
1945 |
|
|
|
1946 |
// Information needed to generate the ReduceOp mapping for the DFA
|
|
|
1947 |
class OutputMachOperands : public OutputMap {
|
|
|
1948 |
public:
|
|
|
1949 |
OutputMachOperands(FILE *hpp, FILE *cpp, FormDict &globals, ArchDesc &AD)
|
|
|
1950 |
: OutputMap(hpp, cpp, globals, AD) {};
|
|
|
1951 |
|
|
|
1952 |
void declaration() { }
|
|
|
1953 |
void definition() { fprintf(_cpp, "enum MachOperands {\n"); }
|
|
|
1954 |
void closing() { fprintf(_cpp, " _LAST_MACH_OPER\n");
|
|
|
1955 |
OutputMap::closing();
|
|
|
1956 |
}
|
|
|
1957 |
void map(OpClassForm &opc) { fprintf(_cpp, " %s", _AD.machOperEnum(opc._ident) ); }
|
|
|
1958 |
void map(OperandForm &oper) { fprintf(_cpp, " %s", _AD.machOperEnum(oper._ident) ); }
|
|
|
1959 |
void map(char *name) { fprintf(_cpp, " %s", _AD.machOperEnum(name)); }
|
|
|
1960 |
|
|
|
1961 |
bool do_instructions() { return false; }
|
|
|
1962 |
void map(InstructForm &inst){ assert( false, "ShouldNotCallThis()"); }
|
|
|
1963 |
};
|
|
|
1964 |
|
|
|
1965 |
|
|
|
1966 |
void ArchDesc::buildMachOperEnum(FILE *fp_hpp) {
|
|
|
1967 |
// Construct the table for MachOpcodes
|
|
|
1968 |
OutputMachOperands output_mach_operands(fp_hpp, fp_hpp, _globalNames, *this);
|
|
|
1969 |
build_map(output_mach_operands);
|
|
|
1970 |
}
|
|
|
1971 |
|
|
|
1972 |
|
|
|
1973 |
//---------------------------buildMachEnum----------------------------------
|
|
|
1974 |
// Build enumeration for all MachOpers and all MachNodes
|
|
|
1975 |
|
|
|
1976 |
// Information needed to generate the ReduceOp mapping for the DFA
|
|
|
1977 |
class OutputMachOpcodes : public OutputMap {
|
|
|
1978 |
int begin_inst_chain_rule;
|
|
|
1979 |
int end_inst_chain_rule;
|
|
|
1980 |
int begin_rematerialize;
|
|
|
1981 |
int end_rematerialize;
|
|
|
1982 |
int end_instructions;
|
|
|
1983 |
public:
|
|
|
1984 |
OutputMachOpcodes(FILE *hpp, FILE *cpp, FormDict &globals, ArchDesc &AD)
|
|
|
1985 |
: OutputMap(hpp, cpp, globals, AD),
|
|
|
1986 |
begin_inst_chain_rule(-1), end_inst_chain_rule(-1), end_instructions(-1)
|
|
|
1987 |
{};
|
|
|
1988 |
|
|
|
1989 |
void declaration() { }
|
|
|
1990 |
void definition() { fprintf(_cpp, "enum MachOpcodes {\n"); }
|
|
|
1991 |
void closing() {
|
|
|
1992 |
if( begin_inst_chain_rule != -1 )
|
|
|
1993 |
fprintf(_cpp, " _BEGIN_INST_CHAIN_RULE = %d,\n", begin_inst_chain_rule);
|
|
|
1994 |
if( end_inst_chain_rule != -1 )
|
|
|
1995 |
fprintf(_cpp, " _END_INST_CHAIN_RULE = %d,\n", end_inst_chain_rule);
|
|
|
1996 |
if( begin_rematerialize != -1 )
|
|
|
1997 |
fprintf(_cpp, " _BEGIN_REMATERIALIZE = %d,\n", begin_rematerialize);
|
|
|
1998 |
if( end_rematerialize != -1 )
|
|
|
1999 |
fprintf(_cpp, " _END_REMATERIALIZE = %d,\n", end_rematerialize);
|
|
|
2000 |
// always execute since do_instructions() is true, and avoids trailing comma
|
|
|
2001 |
fprintf(_cpp, " _last_Mach_Node = %d \n", end_instructions);
|
|
|
2002 |
OutputMap::closing();
|
|
|
2003 |
}
|
|
|
2004 |
void map(OpClassForm &opc) { fprintf(_cpp, " %s_rule", opc._ident ); }
|
|
|
2005 |
void map(OperandForm &oper) { fprintf(_cpp, " %s_rule", oper._ident ); }
|
|
|
2006 |
void map(char *name) { if (name) fprintf(_cpp, " %s_rule", name);
|
|
|
2007 |
else fprintf(_cpp, " 0"); }
|
|
|
2008 |
void map(InstructForm &inst) {fprintf(_cpp, " %s_rule", inst._ident ); }
|
|
|
2009 |
|
|
|
2010 |
void record_position(OutputMap::position place, int idx ) {
|
|
|
2011 |
switch(place) {
|
|
|
2012 |
case OutputMap::BEGIN_INST_CHAIN_RULES :
|
|
|
2013 |
begin_inst_chain_rule = idx;
|
|
|
2014 |
break;
|
|
|
2015 |
case OutputMap::END_INST_CHAIN_RULES :
|
|
|
2016 |
end_inst_chain_rule = idx;
|
|
|
2017 |
break;
|
|
|
2018 |
case OutputMap::BEGIN_REMATERIALIZE :
|
|
|
2019 |
begin_rematerialize = idx;
|
|
|
2020 |
break;
|
|
|
2021 |
case OutputMap::END_REMATERIALIZE :
|
|
|
2022 |
end_rematerialize = idx;
|
|
|
2023 |
break;
|
|
|
2024 |
case OutputMap::END_INSTRUCTIONS :
|
|
|
2025 |
end_instructions = idx;
|
|
|
2026 |
break;
|
|
|
2027 |
default:
|
|
|
2028 |
break;
|
|
|
2029 |
}
|
|
|
2030 |
}
|
|
|
2031 |
};
|
|
|
2032 |
|
|
|
2033 |
|
|
|
2034 |
void ArchDesc::buildMachOpcodesEnum(FILE *fp_hpp) {
|
|
|
2035 |
// Construct the table for MachOpcodes
|
|
|
2036 |
OutputMachOpcodes output_mach_opcodes(fp_hpp, fp_hpp, _globalNames, *this);
|
|
|
2037 |
build_map(output_mach_opcodes);
|
|
|
2038 |
}
|
|
|
2039 |
|
|
|
2040 |
|
|
|
2041 |
// Generate an enumeration of the pipeline states, and both
|
|
|
2042 |
// the functional units (resources) and the masks for
|
|
|
2043 |
// specifying resources
|
|
|
2044 |
void ArchDesc::build_pipeline_enums(FILE *fp_hpp) {
|
|
|
2045 |
int stagelen = (int)strlen("undefined");
|
|
|
2046 |
int stagenum = 0;
|
|
|
2047 |
|
|
|
2048 |
if (_pipeline) { // Find max enum string length
|
|
|
2049 |
const char *stage;
|
|
|
2050 |
for ( _pipeline->_stages.reset(); (stage = _pipeline->_stages.iter()) != NULL; ) {
|
|
|
2051 |
int len = (int)strlen(stage);
|
|
|
2052 |
if (stagelen < len) stagelen = len;
|
|
|
2053 |
}
|
|
|
2054 |
}
|
|
|
2055 |
|
|
|
2056 |
// Generate a list of stages
|
|
|
2057 |
fprintf(fp_hpp, "\n");
|
|
|
2058 |
fprintf(fp_hpp, "// Pipeline Stages\n");
|
|
|
2059 |
fprintf(fp_hpp, "enum machPipelineStages {\n");
|
|
|
2060 |
fprintf(fp_hpp, " stage_%-*s = 0,\n", stagelen, "undefined");
|
|
|
2061 |
|
|
|
2062 |
if( _pipeline ) {
|
|
|
2063 |
const char *stage;
|
|
|
2064 |
for ( _pipeline->_stages.reset(); (stage = _pipeline->_stages.iter()) != NULL; )
|
|
|
2065 |
fprintf(fp_hpp, " stage_%-*s = %d,\n", stagelen, stage, ++stagenum);
|
|
|
2066 |
}
|
|
|
2067 |
|
|
|
2068 |
fprintf(fp_hpp, " stage_%-*s = %d\n", stagelen, "count", stagenum);
|
|
|
2069 |
fprintf(fp_hpp, "};\n");
|
|
|
2070 |
|
|
|
2071 |
fprintf(fp_hpp, "\n");
|
|
|
2072 |
fprintf(fp_hpp, "// Pipeline Resources\n");
|
|
|
2073 |
fprintf(fp_hpp, "enum machPipelineResources {\n");
|
|
|
2074 |
int rescount = 0;
|
|
|
2075 |
|
|
|
2076 |
if( _pipeline ) {
|
|
|
2077 |
const char *resource;
|
|
|
2078 |
int reslen = 0;
|
|
|
2079 |
|
|
|
2080 |
// Generate a list of resources, and masks
|
|
|
2081 |
for ( _pipeline->_reslist.reset(); (resource = _pipeline->_reslist.iter()) != NULL; ) {
|
|
|
2082 |
int len = (int)strlen(resource);
|
|
|
2083 |
if (reslen < len)
|
|
|
2084 |
reslen = len;
|
|
|
2085 |
}
|
|
|
2086 |
|
|
|
2087 |
for ( _pipeline->_reslist.reset(); (resource = _pipeline->_reslist.iter()) != NULL; ) {
|
|
|
2088 |
const ResourceForm *resform = _pipeline->_resdict[resource]->is_resource();
|
|
|
2089 |
int mask = resform->mask();
|
|
|
2090 |
if ((mask & (mask-1)) == 0)
|
|
|
2091 |
fprintf(fp_hpp, " resource_%-*s = %d,\n", reslen, resource, rescount++);
|
|
|
2092 |
}
|
|
|
2093 |
fprintf(fp_hpp, "\n");
|
|
|
2094 |
for ( _pipeline->_reslist.reset(); (resource = _pipeline->_reslist.iter()) != NULL; ) {
|
|
|
2095 |
const ResourceForm *resform = _pipeline->_resdict[resource]->is_resource();
|
|
|
2096 |
fprintf(fp_hpp, " res_mask_%-*s = 0x%08x,\n", reslen, resource, resform->mask());
|
|
|
2097 |
}
|
|
|
2098 |
fprintf(fp_hpp, "\n");
|
|
|
2099 |
}
|
|
|
2100 |
fprintf(fp_hpp, " resource_count = %d\n", rescount);
|
|
|
2101 |
fprintf(fp_hpp, "};\n");
|
|
|
2102 |
}
|