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ruby--ruby/tool/ruby_vm/views/mjit_compile.inc.erb
k0kubun 83e1b361c8 _mjit_compile_ivar.erb: optimize setivar as well
mjit_compile.inc.erb: ditto
common.mk: update dependency for the rename from getivar.erb

=== Optcarrot benchmark ===
```
$ benchmark-driver benchmark.yml --rbenv '2.0.0::2.0.0-p648 --disable-gems;before::before --disable-gems;before+JIT::before --disable-gems --jit;after::after --disable-gems;after+JIT::after --disable-gems --jit' -v --repeat-count 24
2.0.0: ruby 2.0.0p648 (2015-12-16 revision 53162) [x86_64-linux]
before: ruby 2.6.0dev (2018-10-14 trunk 65074) [x86_64-linux]
before+JIT: ruby 2.6.0dev (2018-10-14 trunk 65074) +JIT [x86_64-linux]
after: ruby 2.6.0dev (2018-10-14 trunk 65074) [x86_64-linux]
after+JIT: ruby 2.6.0dev (2018-10-14 trunk 65074) +JIT [x86_64-linux]
Calculating -------------------------------------
                              2.0.0      before  before+JIT       after   after+JIT
Optcarrot Lan_Master.nes     34.434      53.125      84.782      53.321      86.812 fps

Comparison:
             Optcarrot Lan_Master.nes
               after+JIT:        86.8 fps
              before+JIT:        84.8 fps - 1.02x  slower
                   after:        53.3 fps - 1.63x  slower
                  before:        53.1 fps - 1.63x  slower
                   2.0.0:        34.4 fps - 2.52x  slower
```

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@65076 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2018-10-14 13:25:21 +00:00

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/* -*- mode:c; style:ruby; coding: utf-8; indent-tabs-mode: nil -*- */
% # Copyright (c) 2018 Takashi Kokubun. All rights reserved.
% #
% # This file is a part of the programming language Ruby. Permission is hereby
% # granted, to either redistribute and/or modify this file, provided that the
% # conditions mentioned in the file COPYING are met. Consult the file for
% # details.
<%= render 'copyright' %>
%
% # This is an ERB template that generates Ruby code that generates C code that
% # generates JIT-ed C code.
<%= render 'notice', locals: {
this_file: 'is the main part of compile_insn() in mjit_compile.c',
edit: __FILE__,
} -%>
%
% unsupported_insns = [
% 'getblockparamproxy', # TODO: support this
% 'defineclass', # low priority
% 'opt_call_c_function', # low priority
% ]
%
% opt_send_without_block = RubyVM::Instructions.find { |i| i.name == 'opt_send_without_block' }
% if opt_send_without_block.nil?
% raise 'opt_send_without_block not found'
% end
%
% # Available variables and macros in JIT-ed function:
% # ec: the first argument of _mjitXXX
% # reg_cfp: the second argument of _mjitXXX
% # GET_CFP(): refers to `reg_cfp`
% # GET_EP(): refers to `reg_cfp->ep`
% # GET_SP(): refers to `reg_cfp->sp`, or `(stack + stack_size)` if local_stack_p
% # GET_SELF(): refers to `reg_cfp->self`
% # GET_LEP(): refers to `VM_EP_LEP(reg_cfp->ep)`
% # EXEC_EC_CFP(): refers to `val = vm_exec(ec, TRUE)` with frame setup
% # CALL_METHOD(): using `GET_CFP()` and `EXEC_EC_CFP()`
% # TOPN(): refers to `reg_cfp->sp`, or `*(stack + (stack_size - num - 1))` if local_stack_p
% # STACK_ADDR_FROM_TOP(): refers to `reg_cfp->sp`, or `stack + (stack_size - num)` if local_stack_p
% # DISPATCH_ORIGINAL_INSN(): expanded in _mjit_compile_insn.erb
% # THROW_EXCEPTION(): specially defined for JIT
% # RESTORE_REGS(): specially defined for `leave`
switch (insn) {
% (RubyVM::BareInstructions.to_a + RubyVM::OperandsUnifications.to_a).each do |insn|
% next if unsupported_insns.include?(insn.name)
case BIN(<%= insn.name %>):
% # Instruction-specific behavior in JIT
% case insn.name
% when 'opt_send_without_block', 'send'
<%= render 'mjit_compile_send', locals: { insn: insn } -%>
% when 'opt_aref' # experimental. TODO: increase insns and make the list automatically by finding DISPATCH_ORIGINAL_INSN
<%= render 'mjit_compile_send', locals: { insn: opt_send_without_block } -%>
% when 'getinstancevariable', 'setinstancevariable'
<%= render 'mjit_compile_ivar', locals: { insn: insn } -%>
% when 'leave'
if (b->stack_size != 1) {
if (mjit_opts.warnings || mjit_opts.verbose)
fprintf(stderr, "MJIT warning: Unexpected JIT stack_size on leave: %d\n", b->stack_size);
status->success = FALSE;
}
% end
%
% # Main insn implementation generated by insns.def
<%= render 'mjit_compile_insn', locals: { insn: insn } -%>
break;
% end
%
% # We don't support InstructionsUnifications yet because it's not used for now.
% # We don't support TraceInstructions yet. There is no blocker for it but it's just not implemented.
default:
if (mjit_opts.warnings || mjit_opts.verbose)
fprintf(stderr, "MJIT warning: Skipped to compile unsupported instruction: %s\n", insn_name(insn));
status->success = FALSE;
break;
}