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28 lines
984 B
Text
28 lines
984 B
Text
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%# -*- C -*-
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%# Copyright (c) 2019 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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PUREFUNC(MAYBE_UNUSED(static bool insn_may_depend_on_sp_or_pc(int insn, const VALUE *opes)));
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static bool
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insn_may_depend_on_sp_or_pc(int insn, const VALUE *opes)
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{
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switch (insn) {
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% RubyVM::Instructions.each do |insn|
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% # handles_sp?: If true, it requires to move sp in JIT
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% # always_leaf?: If false, it may call an arbitrary method. pc should be moved
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% # before the call, and the method may refer to caller's pc (lineno).
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% unless !insn.is_a?(RubyVM::TraceInstructions) && !insn.handles_sp? && insn.always_leaf?
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case <%= insn.bin %>:
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% end
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% end
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return true;
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default:
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return false;
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}
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}
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