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---
layout: default
title: About
permalink: /about/
---
[⟸ Back to homepage](/)

# About
Hello! :D My name is Noah, but I go by **mounderfod**. I am interested in music,
programming and video games.

**Languages I speak:** French, English

**Languages I code in:** Python, JS, Java (and C# by extension), Rust

## Contact me
I primarily use the Fediverse:

- [Lemmy](https://lemmy.sdf.org/u/mounderfod)
- [Mastodon](https://mastodon.sdf.org/@mounderfod)
- [Pixelfed](https://metapixl.com/i/web/profile/577395471914797016)
- [GNU social](http://osli.rf.gd/mounderfod)

If you have any questions/messages:

- **Discord**: @mounderfod
- **Email**: mounderfod+website〈at〉gmail.com

## Using my stuff
All the content of the website (unless explicitly stated otherwise) is CC-BY - basically, do whatever the fuck you want but credit me some(how/where).

<img class="no-grow" alt="CC-BY badge" src="https://mirrors.creativecommons.org/presskit/buttons/88x31/svg/by.svg">
generated by cgit-pink 1.4.1-2-gfad0 (git 2.36.2.497.gbbea4dcf42) at 2024-11-21 21:26:20 +0000
r: #dd2200; background-color: #fff0f0 } /* Literal.String.Double */ .highlight .se { color: #0044dd; background-color: #fff0f0 } /* Literal.String.Escape */ .highlight .sh { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Heredoc */ .highlight .si { color: #3333bb; background-color: #fff0f0 } /* Literal.String.Interpol */ .highlight .sx { color: #22bb22; background-color: #f0fff0 } /* Literal.String.Other */ .highlight .sr { color: #008800; background-color: #fff0ff } /* Literal.String.Regex */ .highlight .s1 { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Single */ .highlight .ss { color: #aa6600; background-color: #fff0f0 } /* Literal.String.Symbol */ .highlight .bp { color: #003388 } /* Name.Builtin.Pseudo */ .highlight .fm { color: #0066bb; font-weight: bold } /* Name.Function.Magic */ .highlight .vc { color: #336699 } /* Name.Variable.Class */ .highlight .vg { color: #dd7700 } /* Name.Variable.Global */ .highlight .vi { color: #3333bb } /* Name.Variable.Instance */ .highlight .vm { color: #336699 } /* Name.Variable.Magic */ .highlight .il { color: #0000DD; font-weight: bold } /* Literal.Number.Integer.Long */
#!/bin/sh
# Build and test all included SubX programs on non-Linux platforms:
#   translate them into ELF binaries
#   if possible, compare the generated binaries with what's already in git
#   run/test the ELF binaries in emulated mode
#
# Example usage:
#   test_apps_emulated
#   test_apps_emulated record  # don't compare with what's in git
#
# This script is slow. 20+ times slower than running natively on Linux.

set -e
cd `dirname $0`

echo "== translating using the bootstrap C++ translator"

# example programs

echo ex1
bootstrap/bootstrap translate 000init.subx ex1.subx  -o ex1
{
  bootstrap/bootstrap run ex1  ||  ret=$?
  test $ret -eq 42  # life, the universe and everything
}

echo ex2
bootstrap/bootstrap translate 000init.subx ex2.subx  -o ex2
{
  bootstrap/bootstrap run ex2  ||  ret=$?
  test $ret -eq 7  # 3 + 4
}

echo ex3
bootstrap/bootstrap translate 000init.subx ex3.subx  -o ex3
{
  bootstrap/bootstrap run ex3  ||  ret=$?
  test $ret -eq 55  # 1 + 2 + ... + 10
}

echo ex4
bootstrap/bootstrap translate 000init.subx ex4.subx  -o ex4
{
  echo a | bootstrap/bootstrap run ex4 >ex4.out  ||  true
  test `cat ex4.out` = 'a'
}

echo ex5
bootstrap/bootstrap translate 000init.subx ex5.subx  -o ex5
{
  echo a | bootstrap/bootstrap run ex5 >ex5.out  ||  true
  test `cat ex5.out` = 'a'
}

echo ex6
bootstrap/bootstrap translate 000init.subx ex6.subx  -o ex6
{
  bootstrap/bootstrap run ex6 >ex6.out  ||  true
  test "`cat ex6.out`" = 'Hello, world!'
}

echo ex7
bootstrap/bootstrap translate 000init.subx ex7.subx  -o ex7
{
  bootstrap/bootstrap run ex7  ||  ret=$?
  test $ret -eq 97  # 'a'
}

echo ex8
bootstrap/bootstrap translate 000init.subx ex8.subx  -o ex8
{
  bootstrap/bootstrap run ex8 abcd  ||  ret=$?
  test $ret -eq 4  # length('abcd')
}

echo ex9
bootstrap/bootstrap translate 000init.subx ex9.subx  -o ex9
{
  bootstrap/bootstrap run ex9 z x  ||  ret=$?
  test $ret -eq 2  # 'z' - 'x'
}

echo ex10
bootstrap/bootstrap translate 000init.subx ex10.subx  -o ex10
{
  bootstrap/bootstrap run ex10 abc abc  ||  ret=$?
  test $ret -eq 1  # equal
  bootstrap/bootstrap run ex10 abc abcd  # 0; not equal
}

echo ex11
bootstrap/bootstrap translate 000init.subx ex11.subx  -o ex11
{
  bootstrap/bootstrap run ex11
  echo
}

echo ex12
bootstrap/bootstrap translate 000init.subx ex12.subx  -o ex12
test $EMULATED  &&  bootstrap/bootstrap run ex12  # final byte of mmap'd address is well-nigh guaranteed to be 0
test $NATIVE  &&  ex12

echo ex13
bootstrap/bootstrap translate 000init.subx ex13.subx  -o ex13
{
  bootstrap/bootstrap run ex13  ||  ret=$?
  test $ret -eq 1  # 3 == 3
}

# Larger apps that use the standard library.

echo factorial
bootstrap/bootstrap translate [01]*.subx factorial.subx  -o factorial
{
  bootstrap/bootstrap run factorial  ||  ret=$?
  test $ret -eq 120  # factorial(5)
  bootstrap/bootstrap run factorial test
  echo
}

echo crenshaw2-1
bootstrap/bootstrap translate [01]*.subx crenshaw2-1.subx  -o crenshaw2-1
{
  bootstrap/bootstrap run crenshaw2-1 test
  echo
}

echo crenshaw2-1b
bootstrap/bootstrap translate [01]*.subx crenshaw2-1b.subx  -o crenshaw2-1b
{
  bootstrap/bootstrap run crenshaw2-1b test
  echo
}

echo random
bootstrap/bootstrap translate [01]*.subx random.subx  -o random
# don't run

# Phases of the self-hosted SubX translator.

for phase in hex survey_elf pack assort dquotes tests
do
  echo $phase
  bootstrap/bootstrap translate [01]*.subx subx-params.subx $phase.subx -o $phase
  test "$1" = 'record'  ||  git diff --exit-code $phase
  {
    bootstrap/bootstrap run $phase test
    echo
  }
done

# One phase variant for translating SubX to baremetal. (Other phases are reused.)

for phase in survey_baremetal
do
  echo $phase
  bootstrap/bootstrap translate [01]*.subx subx-params.subx $phase.subx -o $phase
  test "$1" = 'record'  ||  git diff --exit-code $phase
  {
    bootstrap/bootstrap run $phase test
    echo
  }
done

# Higher-level syntax.

# Certain phases of translation run native beyond this point. We're starting
# to go beyond functionality of the C++ bootstrap_bin.

echo sigils
bootstrap/bootstrap translate [012]*.subx subx-params.subx sigils.subx  -o sigils
test "$1" = 'record'  ||  git diff --exit-code sigils
{
  bootstrap/bootstrap run sigils test
  echo
}

echo calls
cat [012]*.subx subx-params.subx calls.subx  |  bootstrap/bootstrap run sigils  > a.sigils
bootstrap/bootstrap translate a.sigils -o calls
test "$1" = 'record'  ||  git diff --exit-code calls
{
  bootstrap/bootstrap run calls test
  echo
}

echo braces
                                                 # bootstrap/bootstrap wrapper script can't have multiple copies running concurrently
cat [012]*.subx subx-params.subx braces.subx  |  bootstrap/bootstrap_bin run calls  |  bootstrap/bootstrap_bin run sigils  > a.sigils
bootstrap/bootstrap translate a.sigils -o braces
test "$1" = 'record'  ||  git diff --exit-code braces
{
  bootstrap/bootstrap run braces test
  echo
}

echo mu
cat [0-2]*.subx mu.subx  |  bootstrap/bootstrap_bin run braces  |  bootstrap/bootstrap_bin run calls  |  bootstrap/bootstrap_bin run sigils  > a.sigils
bootstrap/bootstrap translate a.sigils -o mu
test "$1" = 'record'  ||  git diff --exit-code mu
{
  bootstrap/bootstrap run mu test
  echo
}

echo "== translating using the self-hosted translator"

# example programs

for n in `seq 1 12`
do
  echo ex$n
  ./translate_subx_emulated 000init.subx ex$n.subx
  diff ex$n a.elf
done

# Larger apps that use the standard library.

for app in factorial crenshaw2-1 crenshaw2-1b
do
  echo $app
  ./translate_subx_emulated [01]*.subx $app.subx
  diff $app a.elf
done

# Phases of the self-hosted SubX translator.

for app in hex survey_elf pack assort dquotes tests
do
  echo $app
  ./translate_subx_emulated [01]*.subx subx-params.subx $app.subx
  diff $app a.elf
done

# One phase variant for translating SubX to baremetal. (Other phases are reused.)

for app in survey_baremetal
do
  echo $app
  ./translate_subx_emulated [01]*.subx subx-params.subx $app.subx
  diff $app a.elf
done

for app in sigils calls braces
do
  echo $app
  ./translate_subx_emulated [012]*.subx subx-params.subx $app.subx
  diff $app a.elf
done

# Mu translator
echo mu
./translate_subx_emulated [0-2]*.subx mu.subx
diff mu a.elf

# Mu programs

echo ex1.mu
./translate_emulated ex1.mu
{
  bootstrap/bootstrap run a.elf  ||  ret=$?
  test $ret -eq 42  # life, the universe and everything
}

echo ex2.mu
./translate_emulated ex2.mu
{
  bootstrap/bootstrap run a.elf  ||  ret=$?
  test $ret -eq 7
}

echo ex3.mu
./translate_emulated ex3.mu
{
  bootstrap/bootstrap run a.elf  ||  ret=$?
  test $ret -eq 55
}

echo ex3.2.mu
./translate_emulated ex3.2.mu
{
  bootstrap/bootstrap run a.elf  ||  ret=$?
  test $ret -eq 55
}

echo factorial.mu
./translate_emulated factorial.mu
{
  bootstrap/bootstrap run a.elf  ||  ret=$?
  test $ret -eq 120
  bootstrap/bootstrap run a.elf test
  echo
}

exit 0
generated by cgit-pink 1.4.1-2-gfad0 (git 2.36.2.497.gbbea4dcf42) at 2024-11-21 21:26:20 +0000