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revert r63212

Browse source 
except test_jit.rb.

In some situations, this generates a wrong code. I'll add a test for it
later but let me revert this to make it work for now.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63249 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
k0kubun 2018-04-23 16:20:45 +00:00
parent 4cae5353c0
commit f84efbaa0f
3 changed files with 7 additions and 32 deletions
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1
common.mk
View file

@ -924,7 +924,6 @@ $(srcs_vpath)vmtc.inc: $(srcdir)/tool/ruby_vm/views/vmtc.inc.erb
$(srcs_vpath)vm.inc: $(srcdir)/tool/ruby_vm/views/vm.inc.erb
$(srcs_vpath)mjit_compile.inc: $(srcdir)/tool/ruby_vm/views/mjit_compile.inc.erb \
$(srcdir)/tool/ruby_vm/views/_mjit_compile_insn.erb $(srcdir)/tool/ruby_vm/views/_mjit_compile_send.erb \
$(srcdir)/tool/ruby_vm/views/_mjit_compile_send_guard.erb \
$(srcdir)/tool/ruby_vm/views/_mjit_compile_insn_body.erb $(srcdir)/tool/ruby_vm/views/_mjit_compile_pc_and_sp.erb
common-srcs: $(srcs_vpath)parse.c $(srcs_vpath)lex.c $(srcs_vpath)enc/trans/newline.c $(srcs_vpath)id.c \

24
tool/ruby_vm/views/_mjit_compile_send.erb
View file

@ -29,12 +29,16 @@
fprintf(f, " MAYBE_UNUSED(unsigned int) stack_size = %u;\n", b->stack_size);
}
% # JIT: Invalidate call cache if it requires vm_search_method. This allows to inline some of following things.
<%= render 'mjit_compile_send_guard' -%>
% # JIT: move sp and pc if necessary
<%= render 'mjit_compile_pc_and_sp', locals: { insn: insn } -%>
% # JIT: Invalidate call cache if it requires vm_search_method. This allows to inline some of following things.
fprintf(f, " if (UNLIKELY(GET_GLOBAL_METHOD_STATE() != %"PRI_SERIALT_PREFIX"u ||\n", cc->method_state);
fprintf(f, " RCLASS_SERIAL(CLASS_OF(stack[%d])) != %"PRI_SERIALT_PREFIX"u)) {\n", b->stack_size - 1 - argc, cc->class_serial);
fprintf(f, " reg_cfp->pc = original_body_iseq + %d;\n", pos);
fprintf(f, " goto cancel;\n");
fprintf(f, " }\n");
% # JIT: Print insn body in insns.def
fprintf(f, " {\n");
fprintf(f, " struct rb_calling_info calling;\n");
@ -84,19 +88,5 @@
fprintf(f, "}\n");
break;
}
% if insn.name == 'opt_send_without_block'
else if (cc->me->def->type == VM_METHOD_TYPE_IVAR) {
% # JIT: Invalidate call cache if it requires vm_search_method. This allows to inline some of following things.
<%= render 'mjit_compile_send_guard' -%>
% # JIT: vm_call_ivar without sp motion
fprintf(f, " stack[%d] = vm_getivar(stack[%d], (ID)0x%"PRIxVALUE", NULL, (CALL_CACHE)0x%"PRIxVALUE", 1);\n",
b->stack_size - argc - 1, b->stack_size - argc - 1, cc->me->def->body.attr.id, (VALUE)cc);
% # compiler: Move JIT compiler's internal stack pointer
b->stack_size += <%= insn.call_attribute('sp_inc') %>;
break;
}
% end
}
}

14
tool/ruby_vm/views/_mjit_compile_send_guard.erb
View file

@ -1,14 +0,0 @@
% # 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.
%
% # JIT: Invalidate call cache if it requires vm_search_method. This allows to inline some of following things.
fprintf(f, " if (UNLIKELY(GET_GLOBAL_METHOD_STATE() != %"PRI_SERIALT_PREFIX"u ||\n", cc->method_state);
fprintf(f, " RCLASS_SERIAL(CLASS_OF(stack[%d])) != %"PRI_SERIALT_PREFIX"u)) {\n", b->stack_size - 1 - argc, cc->class_serial);
fprintf(f, " reg_cfp->pc = original_body_iseq + %d;\n", pos);
fprintf(f, " reg_cfp->sp = (VALUE *)reg_cfp->bp + %d;\n", b->stack_size + 1);
fprintf(f, " goto cancel;\n");
fprintf(f, " }\n");