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_mjit_compile_insn_body: rollback pc correctly

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for catch_except_p case

Partially solving Bug#14892

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63874 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
k0kubun 2018-07-07 14:28:34 +00:00
parent 886cfe4962
commit c2df63d08a
2 changed files with 6 additions and 6 deletions
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8
test/ruby/test_jit.rb
View file

@ -686,10 +686,12 @@ class TestJIT < Test::Unit::TestCase
end
def test_stack_pointer_with_regexpmatch
skip
assert_eval_with_jit("#{<<~"begin;"}\n#{<<~"end;"}", stdout: "nil\nnil\n", success_count: 1)
assert_eval_with_jit("#{<<~"begin;"}\n#{<<~"end;"}", stdout: "aa", success_count: 1)
begin;
1000.times { break if /a/ =~ "ab" && !$~[0] }
2.times do
break if /a/ =~ "ab" && !$~[0]
print $~[0]
end
end;
end

4
tool/ruby_vm/views/_mjit_compile_insn_body.erb
View file

@ -69,9 +69,7 @@
% end
% when /\A\s+DISPATCH_ORIGINAL_INSN\([^)]+\);\s+\z/
% # For `opt_xxx`'s fallbacks.
if (!body->catch_except_p) {
fprintf(f, " reg_cfp->pc = original_body_iseq + %d;\n", pos);
}
fprintf(f, " reg_cfp->pc = original_body_iseq + %d;\n", pos);
fprintf(f, " goto cancel;\n");
% else
fprintf(f, <%= to_cstr.call(line) %>);