author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Fri, 14 May 2010 16:40:13 +0300 | |
changeset 22 | 79de32ba3296 |
parent 3 | 41300fa6a67c |
child 30 | 5dc02b23752f |
permissions | -rw-r--r-- |
0 | 1 |
/* |
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* Copyright (C) 2008, 2009 Apple Inc. All rights reserved. |
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* Copyright (C) 2008 Cameron Zwarich <cwzwarich@uwaterloo.ca> |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions |
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* are met: |
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* |
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* 1. Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* 2. Redistributions in binary form must reproduce the above copyright |
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* notice, this list of conditions and the following disclaimer in the |
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* documentation and/or other materials provided with the distribution. |
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* 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of |
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* its contributors may be used to endorse or promote products derived |
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* from this software without specific prior written permission. |
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* |
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* THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY |
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
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* DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY |
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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*/ |
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#ifndef Opcode_h |
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#define Opcode_h |
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#include <algorithm> |
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#include <string.h> |
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#include <wtf/Assertions.h> |
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namespace JSC { |
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#define FOR_EACH_OPCODE_ID(macro) \ |
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macro(op_enter, 1) \ |
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macro(op_enter_with_activation, 2) \ |
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macro(op_init_arguments, 1) \ |
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macro(op_create_arguments, 1) \ |
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macro(op_convert_this, 2) \ |
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\ |
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macro(op_new_object, 2) \ |
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macro(op_new_array, 4) \ |
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macro(op_new_regexp, 3) \ |
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macro(op_mov, 3) \ |
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\ |
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macro(op_not, 3) \ |
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macro(op_eq, 4) \ |
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macro(op_eq_null, 3) \ |
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macro(op_neq, 4) \ |
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macro(op_neq_null, 3) \ |
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macro(op_stricteq, 4) \ |
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macro(op_nstricteq, 4) \ |
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macro(op_less, 4) \ |
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macro(op_lesseq, 4) \ |
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\ |
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macro(op_pre_inc, 2) \ |
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macro(op_pre_dec, 2) \ |
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macro(op_post_inc, 3) \ |
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macro(op_post_dec, 3) \ |
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macro(op_to_jsnumber, 3) \ |
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macro(op_negate, 3) \ |
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macro(op_add, 5) \ |
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macro(op_mul, 5) \ |
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macro(op_div, 5) \ |
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macro(op_mod, 4) \ |
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macro(op_sub, 5) \ |
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\ |
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macro(op_lshift, 4) \ |
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macro(op_rshift, 4) \ |
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macro(op_urshift, 4) \ |
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macro(op_bitand, 5) \ |
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macro(op_bitxor, 5) \ |
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macro(op_bitor, 5) \ |
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macro(op_bitnot, 3) \ |
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\ |
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macro(op_instanceof, 5) \ |
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macro(op_typeof, 3) \ |
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macro(op_is_undefined, 3) \ |
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macro(op_is_boolean, 3) \ |
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macro(op_is_number, 3) \ |
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macro(op_is_string, 3) \ |
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macro(op_is_object, 3) \ |
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macro(op_is_function, 3) \ |
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macro(op_in, 4) \ |
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\ |
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macro(op_resolve, 3) \ |
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macro(op_resolve_skip, 4) \ |
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macro(op_resolve_global, 6) \ |
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macro(op_get_scoped_var, 4) \ |
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macro(op_put_scoped_var, 4) \ |
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macro(op_get_global_var, 4) \ |
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macro(op_put_global_var, 4) \ |
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macro(op_resolve_base, 3) \ |
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macro(op_resolve_with_base, 4) \ |
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macro(op_get_by_id, 8) \ |
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macro(op_get_by_id_self, 8) \ |
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macro(op_get_by_id_self_list, 8) \ |
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macro(op_get_by_id_proto, 8) \ |
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macro(op_get_by_id_proto_list, 8) \ |
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macro(op_get_by_id_chain, 8) \ |
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macro(op_get_by_id_generic, 8) \ |
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macro(op_get_array_length, 8) \ |
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macro(op_get_string_length, 8) \ |
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macro(op_put_by_id, 8) \ |
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macro(op_put_by_id_transition, 8) \ |
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macro(op_put_by_id_replace, 8) \ |
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macro(op_put_by_id_generic, 8) \ |
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macro(op_del_by_id, 4) \ |
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macro(op_get_by_val, 4) \ |
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41300fa6a67c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
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macro(op_get_by_pname, 7) \ |
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macro(op_put_by_val, 4) \ |
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macro(op_del_by_val, 4) \ |
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macro(op_put_by_index, 4) \ |
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macro(op_put_getter, 4) \ |
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macro(op_put_setter, 4) \ |
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\ |
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macro(op_jmp, 2) \ |
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macro(op_jtrue, 3) \ |
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macro(op_jfalse, 3) \ |
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macro(op_jeq_null, 3) \ |
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macro(op_jneq_null, 3) \ |
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macro(op_jneq_ptr, 4) \ |
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macro(op_jnless, 4) \ |
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macro(op_jnlesseq, 4) \ |
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macro(op_jmp_scopes, 3) \ |
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macro(op_loop, 2) \ |
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macro(op_loop_if_true, 3) \ |
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macro(op_loop_if_less, 4) \ |
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macro(op_loop_if_lesseq, 4) \ |
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macro(op_switch_imm, 4) \ |
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macro(op_switch_char, 4) \ |
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macro(op_switch_string, 4) \ |
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\ |
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macro(op_new_func, 3) \ |
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macro(op_new_func_exp, 3) \ |
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macro(op_call, 5) \ |
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macro(op_call_eval, 5) \ |
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macro(op_call_varargs, 5) \ |
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macro(op_load_varargs, 3) \ |
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macro(op_tear_off_activation, 2) \ |
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macro(op_tear_off_arguments, 1) \ |
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macro(op_ret, 2) \ |
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macro(op_method_check, 1) \ |
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\ |
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macro(op_construct, 7) \ |
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macro(op_construct_verify, 3) \ |
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macro(op_strcat, 4) \ |
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macro(op_to_primitive, 3) \ |
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\ |
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macro(op_get_pnames, 6) \ |
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macro(op_next_pname, 7) \ |
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\ |
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macro(op_push_scope, 2) \ |
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macro(op_pop_scope, 1) \ |
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macro(op_push_new_scope, 4) \ |
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\ |
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macro(op_catch, 2) \ |
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macro(op_throw, 2) \ |
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macro(op_new_error, 4) \ |
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\ |
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macro(op_jsr, 3) \ |
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macro(op_sret, 2) \ |
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\ |
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macro(op_debug, 4) \ |
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macro(op_profile_will_call, 2) \ |
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macro(op_profile_did_call, 2) \ |
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\ |
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macro(op_end, 2) // end must be the last opcode in the list |
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#define OPCODE_ID_ENUM(opcode, length) opcode, |
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typedef enum { FOR_EACH_OPCODE_ID(OPCODE_ID_ENUM) } OpcodeID; |
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#undef OPCODE_ID_ENUM |
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const int numOpcodeIDs = op_end + 1; |
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#define OPCODE_ID_LENGTHS(id, length) const int id##_length = length; |
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FOR_EACH_OPCODE_ID(OPCODE_ID_LENGTHS); |
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#undef OPCODE_ID_LENGTHS |
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#define OPCODE_LENGTH(opcode) opcode##_length |
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#define OPCODE_ID_LENGTH_MAP(opcode, length) length, |
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const int opcodeLengths[numOpcodeIDs] = { FOR_EACH_OPCODE_ID(OPCODE_ID_LENGTH_MAP) }; |
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#undef OPCODE_ID_LENGTH_MAP |
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#define VERIFY_OPCODE_ID(id, size) COMPILE_ASSERT(id <= op_end, ASSERT_THAT_JS_OPCODE_IDS_ARE_VALID); |
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FOR_EACH_OPCODE_ID(VERIFY_OPCODE_ID); |
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#undef VERIFY_OPCODE_ID |
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#if HAVE(COMPUTED_GOTO) |
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typedef void* Opcode; |
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#else |
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typedef OpcodeID Opcode; |
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#endif |
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#if ENABLE(OPCODE_SAMPLING) || ENABLE(CODEBLOCK_SAMPLING) || ENABLE(OPCODE_STATS) |
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#define PADDING_STRING " " |
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#define PADDING_STRING_LENGTH static_cast<unsigned>(strlen(PADDING_STRING)) |
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extern const char* const opcodeNames[]; |
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inline const char* padOpcodeName(OpcodeID op, unsigned width) |
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{ |
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unsigned pad = width - strlen(opcodeNames[op]); |
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pad = std::min(pad, PADDING_STRING_LENGTH); |
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return PADDING_STRING + PADDING_STRING_LENGTH - pad; |
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} |
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#undef PADDING_STRING_LENGTH |
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#undef PADDING_STRING |
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#endif |
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#if ENABLE(OPCODE_STATS) |
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struct OpcodeStats { |
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OpcodeStats(); |
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~OpcodeStats(); |
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static long long opcodeCounts[numOpcodeIDs]; |
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static long long opcodePairCounts[numOpcodeIDs][numOpcodeIDs]; |
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static int lastOpcode; |
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static void recordInstruction(int opcode); |
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static void resetLastInstruction(); |
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}; |
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#endif |
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} // namespace JSC |
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#endif // Opcode_h |