summaryrefslogtreecommitdiff
path: root/tool/ruby_vm/views/_insn_operand_info.erb
diff options
context:
space:
mode:
Diffstat (limited to 'tool/ruby_vm/views/_insn_operand_info.erb')
-rw-r--r--tool/ruby_vm/views/_insn_operand_info.erb43
1 files changed, 43 insertions, 0 deletions
diff --git a/tool/ruby_vm/views/_insn_operand_info.erb b/tool/ruby_vm/views/_insn_operand_info.erb
new file mode 100644
index 0000000..8e848ea
--- /dev/null
+++ b/tool/ruby_vm/views/_insn_operand_info.erb
@@ -0,0 +1,43 @@
+%# -*- mode:c; style:ruby; coding: utf-8; indent-tabs-mode: nil -*-
+%# Copyright (c) 2017 Urabe, Shyouhei. 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.
+MAYBE_UNUSED(static const char *insn_op_types(VALUE insn));
+MAYBE_UNUSED(static int insn_op_type(VALUE insn, long pos));
+
+const char *
+insn_op_types(VALUE i)
+{
+ static const unsigned short o[] = {
+% a = RubyVM::Instructions.map {|i| i.operands_info }
+% o = 0
+% a.each_slice 14 do |b|
+ <%= b.map {|i|
+ j = o; o += i.size + 1; sprintf("%3d", j)
+ }.join(', ') %>,
+% end
+ };
+ static const char t[] = {
+% a.each_slice 6 do |b|
+ <%= b.map {|i| sprintf("%-6s", cstr(i)) }.join(' "\0" ') %> "\0"
+% end
+ };
+
+ ASSERT_VM_INSTRUCTION_SIZE(o);
+
+ return &t[o[i]];
+}
+
+int
+insn_op_type(VALUE i, long j)
+{
+ if (j >= insn_len(i)) {
+ return 0;
+ }
+ else {
+ return insn_op_types(i)[j];
+ }
+}