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-rw-r--r--tool/ruby_vm/views/mjit_compile.inc.erb110
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diff --git a/tool/ruby_vm/views/mjit_compile.inc.erb b/tool/ruby_vm/views/mjit_compile.inc.erb
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--- a/tool/ruby_vm/views/mjit_compile.inc.erb
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@@ -1,110 +0,0 @@
-/* -*- C -*- */
-
-% # 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 = [
-% 'defineclass', # 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
-%
-% send_compatible_opt_insns = RubyVM::BareInstructions.to_a.select do |insn|
-% insn.name.start_with?('opt_') && opt_send_without_block.opes == insn.opes &&
-% insn.expr.expr.lines.any? { |l| l.match(/\A\s+CALL_SIMPLE_METHOD\(\);\s+\z/) }
-% end.map(&:name)
-%
-% # 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 `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 *send_compatible_opt_insns
-% # To avoid cancel, just emit `opt_send_without_block` instead of `opt_*` insn if call cache is populated.
-% cd_index = insn.opes.index { |o| o.fetch(:type) == 'CALL_DATA' }
- if (has_cache_for_send(captured_cc_entries(status)[call_data_index((CALL_DATA)operands[<%= cd_index %>], body)], BIN(<%= insn.name %>))) {
-<%= render 'mjit_compile_send', locals: { insn: opt_send_without_block } -%>
-<%= render 'mjit_compile_insn', locals: { insn: opt_send_without_block } -%>
- break;
- }
-% when 'getinstancevariable', 'setinstancevariable'
-<%= render 'mjit_compile_ivar', locals: { insn: insn } -%>
-% when 'invokebuiltin', 'opt_invokebuiltin_delegate'
-<%= render 'mjit_compile_invokebuiltin', locals: { insn: insn } -%>
-% when 'opt_getinlinecache'
-<%= render 'mjit_compile_getinlinecache', locals: { insn: insn } -%>
-% when 'leave', 'opt_invokebuiltin_delegate_leave'
-% # opt_invokebuiltin_delegate_leave also implements leave insn. We need to handle it here for inlining.
-% if insn.name == 'opt_invokebuiltin_delegate_leave'
-<%= render 'mjit_compile_invokebuiltin', locals: { insn: insn } -%>
-% else
- 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
-% # Skip vm_pop_frame for inlined call
- if (status->inlined_iseqs != NULL) { // the current ISeq is NOT being inlined
-% # Cancel on interrupts to make leave insn leaf
- fprintf(f, " if (UNLIKELY(RUBY_VM_INTERRUPTED_ANY(ec))) {\n");
- fprintf(f, " reg_cfp->sp = vm_base_ptr(reg_cfp) + %d;\n", b->stack_size);
- fprintf(f, " reg_cfp->pc = original_body_iseq + %d;\n", pos);
- fprintf(f, " rb_threadptr_execute_interrupts(rb_ec_thread_ptr(ec), 0);\n");
- fprintf(f, " }\n");
- fprintf(f, " ec->cfp = RUBY_VM_PREVIOUS_CONTROL_FRAME(reg_cfp);\n"); // vm_pop_frame
- }
- fprintf(f, " return stack[0];\n");
- b->stack_size += <%= insn.call_attribute('sp_inc') %>;
- b->finish_p = TRUE;
- break;
-% 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;
-}