[Tarantool-patches] [PATCH luajit] Show name of NYI bytecode in -jv and -jdump.

[Sergey Kaplun]

Hi, Maxim!
Thanks for the review!
Fixed your comments and force-pushed the branch.

On 01.07.24, Maxim Kokryashkin wrote:
> Hi, Sergey!
> Thanks for the patch!
> LGTM, except for two nits below.
> 
> On Wed, Jun 26, 2024 at 11:37:21AM GMT, Sergey Kaplun wrote:
> > From: Mike Pall <mike>
> >
> > Suggested by Sergey Kaplun.
> >
> > (cherry picked from commit d2fe2a6d465a3e4c74c9876db94ae606f9c6983b)
> >
> > This patch replaces the number of NYI bytecodes that can't be compiled
> I guess `numeric value` is a bit better than `number`, but feel free to
> ignore.

Fixed, thanks!

> 
> > with their names in the `jit.dump()` and -jv outputs. Since the
> > functionality is the same, only `jit.dump()` is tested as most popular.
> >
> > Sergey Kaplun:
> > * added the description and the test for the feature
> >
> > Part of tarantool/tarantool#9924
> > ---
> >
> > Branch: https://github.com/tarantool/luajit/tree/skaplun/lj-567-1176-print-nyi-names
> > Related Issues:
> > * https://github.com/tarantool/tarantool/issues/9924
> > * https://github.com/LuaJIT/LuaJIT/pull/567
> > * https://github.com/LuaJIT/LuaJIT/issues/1176
> >
> >  src/jit/dump.lua                              |  7 +-
> >  src/jit/v.lua                                 |  9 +-
> >  src/lj_traceerr.h                             |  2 +-
> >  .../lj-567-1176-print-nyi-names.test.lua      | 82 +++++++++++++++++++
> >  4 files changed, 96 insertions(+), 4 deletions(-)
> >  create mode 100644 test/tarantool-tests/lj-567-1176-print-nyi-names.test.lua

<snipped>

> > diff --git a/test/tarantool-tests/lj-567-1176-print-nyi-names.test.lua b/test/tarantool-tests/lj-567-1176-print-nyi-names.test.lua
> > new file mode 100644
> > index 00000000..38829d2c
> > --- /dev/null
> > +++ b/test/tarantool-tests/lj-567-1176-print-nyi-names.test.lua

<snipped>

> > +
> > +jparse.start('t')
> > +reset_jit()
> > +
> > +for _ = 1, 4 do
> > +   local _ = function() end
> > +end
> Maybe it would be better to create a separate function for FNEW too,
> just for the uniformity, but that's not a big deal. Feel free to ignore.

Fixed, see the iterative patch below:

===================================================================
diff --git a/test/tarantool-tests/lj-567-1176-print-nyi-names.test.lua b/test/tarantool-tests/lj-567-1176-print-nyi-names.test.lua
index 38829d2c..3d29c6bf 100644
--- a/test/tarantool-tests/lj-567-1176-print-nyi-names.test.lua
+++ b/test/tarantool-tests/lj-567-1176-print-nyi-names.test.lua
@@ -27,6 +27,12 @@ local function test_varg(...)
   for _ = 1, 4 do nop(...) end
 end
 
+local function test_fnew()
+  for _ = 1, 4 do
+    local _ = function() end
+  end
+end
+
 local function test_uv()
   do
     -- luacheck: ignore
@@ -56,9 +62,8 @@ test:like(reason, 'NYI: bytecode VARG', 'bytecode VARG name')
 jparse.start('t')
 reset_jit()
 
-for _ = 1, 4 do
-   local _ = function() end
-end
+test_fnew()
+
 _, aborted_traces = jparse.finish()
 assert(aborted_traces and aborted_traces[1],
        'aborted trace with FNEW is persisted')
===================================================================

> 

<snipped>

> > --
> > 2.45.1
> >

-- 
Best regards,
Sergey Kaplun