82 lines
4.2 KiB
Plaintext
82 lines
4.2 KiB
Plaintext
% # -*- mode:c; style:ruby; coding: utf-8; indent-tabs-mode: nil -*-
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% # Copyright (c) 2018 Takashi Kokubun. All rights reserved.
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% #
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% # This file is a part of the programming language Ruby. Permission is hereby
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% # granted, to either redistribute and/or modify this file, provided that the
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% # conditions mentioned in the file COPYING are met. Consult the file for
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% # details.
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%
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% # Optimized case of send / opt_send_without_block instructions.
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{
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% # compiler: Prepare operands which may be used by `insn.call_attribute`
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% insn.opes.each_with_index do |ope, i|
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MAYBE_UNUSED(<%= ope.fetch(:decl) %>) = (<%= ope.fetch(:type) %>)operands[<%= i %>];
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% end
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%
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if (has_valid_method_type(cc)) {
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const rb_iseq_t *iseq;
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unsigned int argc = ci->orig_argc; /* unlike `ci->orig_argc`, `argc` may include blockarg */
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% if insn.name == 'send'
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argc += ((ci->flag & VM_CALL_ARGS_BLOCKARG) ? 1 : 0);
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% end
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if (cc->me->def->type == VM_METHOD_TYPE_ISEQ && inlinable_iseq_p(ci, cc, iseq = rb_iseq_check(cc->me->def->body.iseq.iseqptr))) { /* CI_SET_FASTPATH in vm_callee_setup_arg */
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int param_size = iseq->body->param.size; /* TODO: check calling->argc for argument_arity_error */
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fprintf(f, "{\n");
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% # JIT: Declare stack_size to be used in some macro of _mjit_compile_insn_body.erb
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if (status->local_stack_p) {
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fprintf(f, " MAYBE_UNUSED(unsigned int) stack_size = %u;\n", b->stack_size);
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}
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% # JIT: Invalidate call cache if it requires vm_search_method. This allows to inline some of following things.
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<%= render 'mjit_compile_send_guard' -%>
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% # JIT: move sp and pc if necessary
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<%= render 'mjit_compile_pc_and_sp', locals: { insn: insn } -%>
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% # JIT: Print insn body in insns.def
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fprintf(f, " {\n");
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fprintf(f, " VALUE block_handler = VM_BLOCK_HANDLER_NONE;\n");
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% if insn.name == 'send'
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fprintf(f, " block_handler = vm_caller_setup_arg_block(ec, reg_cfp, (CALL_INFO)0x%"PRIxVALUE", (rb_iseq_t *)0x%"PRIxVALUE", FALSE);\n", operands[0], operands[2]);
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% end
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% # JIT: Special CALL_METHOD. Inline vm_call_iseq_setup_normal for vm_call_iseq_setup_func FASTPATH.
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fprintf(f, " {\n");
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fprintf(f, " VALUE v;\n");
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fprintf(f, " const rb_callable_method_entry_t *me = 0x%"PRIxVALUE";\n", (VALUE)cc->me);
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fprintf(f, " vm_call_iseq_setup_normal_internal(ec, reg_cfp, %d, stack[%d], block_handler, me, (const rb_iseq_t *)0x%"PRIxVALUE", (const VALUE *)0x%"PRIxVALUE", %d, %d, %d);\n",
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argc, b->stack_size - 1 - argc, (VALUE)iseq, (VALUE)iseq->body->iseq_encoded, param_size, iseq->body->local_table_size, iseq->body->stack_max);
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if (iseq->body->catch_except_p) {
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fprintf(f, " VM_ENV_FLAGS_SET(ec->cfp->ep, VM_FRAME_FLAG_FINISH);\n");
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fprintf(f, " v = vm_exec(ec, TRUE);\n");
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}
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else {
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fprintf(f, " if ((v = mjit_exec(ec)) == Qundef) {\n");
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fprintf(f, " VM_ENV_FLAGS_SET(ec->cfp->ep, VM_FRAME_FLAG_FINISH);\n"); /* This is vm_call0_body's code after vm_call_iseq_setup */
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fprintf(f, " v = vm_exec(ec, FALSE);\n");
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fprintf(f, " }\n");
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}
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fprintf(f, " stack[%d] = v;\n", b->stack_size - argc - 1);
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fprintf(f, " }\n");
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fprintf(f, " }\n");
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% # JIT: We should evaluate ISeq modified for TracePoint if it's enabled. Note: This is slow.
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fprintf(f, " if (UNLIKELY(ruby_vm_event_enabled_flags & ISEQ_TRACE_EVENTS)) {\n");
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fprintf(f, " reg_cfp->sp = (VALUE *)reg_cfp->bp + %d;\n", b->stack_size + (int)<%= insn.call_attribute('sp_inc') %> + 1);
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if (!body->catch_except_p) {
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fprintf(f, " reg_cfp->pc = original_body_iseq + %d;\n", next_pos);
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}
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fprintf(f, " goto cancel;\n");
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fprintf(f, " }\n");
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% # compiler: Move JIT compiler's internal stack pointer
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b->stack_size += <%= insn.call_attribute('sp_inc') %>;
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fprintf(f, "}\n");
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break;
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}
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}
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}
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